Updated:  04/06/2017

Personal Data


Address:                      Department of Atmospheric Sciences, Box 351640

                                    University of Washington

                                    Seattle, Washington 98195


                                    (206) 685-0910



            B.S., Cornell University 1974

                        Major - Physics

            Ph.D., University of Washington 1978

                        Atmospheric Sciences

            Doctoral Thesis:  "A Numerical and Observational Study of African Wave

                                         Disturbances."  J. R. Holton, adviser.

Professional Experience


Mid 1981 to                Assistant, Associate Professor, and Professor, Department of

present                         Atmospheric Sciences, University of Washington.

1978 to mid                 Assistant Professor, Department of Meteorology, University of

1981                            Maryland. 

1974 to                        Research Assistant at Department of Atmospheric Sciences,

1978                            University of Washington.




The Weather of the Pacific Northwest, University of Washington Press

The Secrets of Weather Prediction, in preparation.


Refereed Publications


Weber, N. J. and C. F. Mass, 2017: Evaluating the subseasonal to seasonal CFSv2 forecast skill     with an emphasis on tropical convection.  Submitted to Wea. and Forecasting

Houze, R. A., Jr., L. A. McMurdie, W. A. Petersen, M. R. Schwaller, W. Baccus, J. Lundquist, C.             Mass, B. Nijssen, S. A. Rutledge, D. Hudak, S. Tanelli, G. G. Mace, M. Poellot, D.             Lettenmaier, J. Zagrodnik, A. Rowe, J. DeHart, L. Madaus, H. Barnes, 2017: The Olympic             Mountains Experiment (OLYMPEX). Bull. Amer. Meteor. Soc., Accepted, in press.

Picard, L. and C. F. Mass, 2017:  The sensitivity of orographic precipitation to flow direction: an    idealized modeling approach.  J. Hydromet.. accepted, in press

Weber, N. and C. F. Mass, 2017:  The origin of the bent-back frontal jet in marine cyclones.           Submitted to Wea. and Forecasting.

Madaus, L., and C. Mass, 2017: Evaluating smartphone pressure observations for mesoscale          analyses and forecasts. Wea. Forecasting., 32, 511-531

Warner, M. and C. Mass, 2017:  Changes in the climatology of northeast Pacific atmospheric rivers            in CMIP5 climate models under global warming.  Submitted to J. Geophy. Res.

Wayand, N. E., J. Stimberis, J. P. Zagrodnik, C. F. Mass, and J. D. Lundquist, 2016, Improving             simulations of precipitation phase and snowpack at a site subject to cold air intrusions:             Snoqualmie Pass, WA, J. Geophys. Res. Atmos., 121, doi:10.1002/2016JD025387.

Brewer, M. and C. Mass, 2016:  Projected changes in heat extremes and associated synoptic/mesoscale conditions over the northwest U.S. J. Climate, 9, 6383-6400

Brewer, M. and C Mass, 2016:  Projected changes in western U.S. large-scale summer synoptic             circulations and variability in CMIP5 models. J. Climate, 29, 5965-5978

Dixon K., C. F. Mass, G. Hakim; R. Holzworth, 2016:  The impact of lightning data assimilation   on             deterministic and ensemble forecasts of convective events.  J. Atmos. Ocean Tech., 33,        1801-1823

Mass, C., M. Warner, R. Vargas, and N. Johnson, 2015: Synoptic control of cross-barrier precipitation ratios for the Cascade Mountains. J. Hydrometeor, 16, 1014-1028

Henn, B. Q. Cao; D. Lettenmaier; C. Magirl; C. Mass; J. Bower; M. Laurent; Y.Mao; S. Perica,     2015: Hydroclimatic conditions preceding the March 2014 Oso landslide., 2015:  J.           Hydrometeor.  16, 1243-1249

Warner, M. D., C. F. Mass, and E. Salathé, Jr., 2015: Changes in wintertime atmospheric rivers     along the North American west coast in CMIP5 climate models. J. Hydro, 16, 118-128

Mass, C. and L. E. Madaus, 2014: Surface pressure observations from smartphones: a potential      revolution for high-resolution weather prediction? Bull. Amer. Meteor. Soc., 95, 1343–1349.

Brewer, M. and C. Mass, 2014: Simulation of summer diurnal circulations over the Northwest       United States. Wea. Forecasting, 29, 1208–1228.

Ancell B. C., C. F. Mass, K. Cook, and B. Colman, 2014: Comparison of surface wind and             temperature analyses from an ensemble Kalman Filter and the NWS Real Time Mesoscale   Analysis system. Wea. Forecasting, 29, 1058–1075

Madaus, l.,  G. J. Hakim and C. F. Mass, 2014: Utility of dense pressure observations for improving             mesoscale analyses and forecasts. Mon. Wea. Rev., 142, 2398–2413.

Mass, C., M. D. Warner, and R. Steed, 2014: Strong Westerly Wind Events in the Strait of Juan de             Fuca. Wea. Forecasting, 29, 445–465

Salathé, E. P., A. F. Hamlet, M. Stumbaugh ,S.-Y. Lee, C. Mass, and R. Steed, 2014:  Estimates of             21st Century Flood Risk in the Pacific Northwest Based on Regional Climate Model             Simulations. J. Hydrometeor, 15, 1881–1899.

Brewer, M., C. Mass, and B. Potter, 2013: The West Coast Thermal Trough: Mesoscale Evolution             and Sensitivity to Terrain and Surface Fluxes. Mon. Wea. Rev., 141, 2869–2896.

Wolff, J. K., B. S. Ferrier, C, F. Mass, 2012: Establishing Closer Collaboration to   Improve Model             Physics for Short-Range Forecasts. Bull. Amer. Meteor. Soc., 93, ES51–ES53.

Brewer, Matthew C., Clifford F. Mass, Brian E. Potter, 2012: The West Coast Thermal Trough:             Climatology and Synoptic Evolution. Mon. Wea. Rev., 140, 3820–3843.

Mass, C., 2012: Nowcasting: The Promise of New Technologies of Communication, Modeling, and             Observation. Mass, Clifford, 2012: Nowcasting: The Promise of New Technologies of             Communication, Modeling, and Observation. Bull. Amer. Meteor. Soc., 93, 797–8

Warner, Michael D., Clifford F. Mass, Eric P. Salathé, 2012: Wintertime extreme precipitation        events along the Pacific Northwest coast: climatology and synoptic evolution. Mon. Wea.   Rev., 140, 2021–2043

Sharp, J. and C. Mass, 2012:  The Structure and Dynamics of Gap Flow Through the Columbia     Gorge.  Submitted to Mon. Wea. Rev.

Mass, C. F., A. Skaenakis, M. Warner, 2011: Extreme Precipitation over the West Coast of North America: Is There a Trend?, J. of Hydromet., 12, 310-318

Ancell, B., C. F. Mass, and G. J. Hakim, 2011:  Evaluation of Surface Analyses and Forecasts with           a Multiscale Ensemble Kalman Filter in Regions of Complex Terrain. Mon. Wea. Rev., 139,   2008-2024

Kleiber, William, Adrian E. Raftery, Jeffrey Baars, Tilmann Gneiting, Clifford F. Mass, Eric          Grimit, 2011: Locally Calibrated Probabilistic Temperature Forecasting Using Geostatistical            Model Averaging and Local Bayesian Model Averaging. Mon. Wea. Rev., 139, 2630–2649.

Stoelinga, M.. M. Albright and C. Mass:  Snowpack trends over the Pacific Northwest, 2010., J.    Climate, 23, 2473-2491

C. F. Mass and B. Dotson, 2010:  Major windstorms of the Pacific Northwest. Mon. Wea. Rev., 138,             2499-2527

C.P. Weaver, X.-Z. Liang, J. Zhu, P.J. Adams, P. Amar, J. Avise, M. Caughey, J. Chen, R.C.        Cohen, E. Cooter, J.P. Dawson, R. Gilliam, A. Gilliland, A.H. Goldstein, A. Grambsch, D.    Grano, A. Guenther, W.I. Gustafson, R.A. Harley, S. He, B. Hemming, C. Hogrefe, H.-C.      Huang, S.W. Hunt, D.J. Jacob, P.L. Kinney, K. Kunkel, J.-F. Lamarque, B. Lamb, N.K.       Larkin, L.R. Leung, K.-J. Liao, J.-T. Lin, B.H. Lynn, K. Manomaiphiboon, C. Mass, D.   McKenzie, L.J. Mickley, S.M. O'Neill, C. Nolte, S.N. Pandis, P.N. Racherla, C.        Rosenzweig, A.G. Russell, E. Salathe, A.L. Steiner, E. Tagaris, Z. Tao, S. Tonse, C.         Wiedinmyer, A. Williams, D.A. Winner, J.-H. Woo, S. Wu, D.J. Wuebbles, 2009: A             Preliminary Synthesis of Modeled Climate Change Impacts on U.S. Regional Ozone             Concentrations. Bull. Amer. Met. Soc., 90, 1843-1863

Bond, N. and C. F. Mass, 2009: Development of Skill by Students Enrolled in a Weather    Forecasting Laboratory. Bulletin of the American Meteorological Society, 24, 1141–1148

Hahn, R.S. and C. F. Mass, 2009:  The impact of positive definite moisture advection over orography. Mon. Wea. Rev., 137, 3055–3071

Mass, C., S. Joslyn, J. Pyle, P. Tewson, T. Gneiting, A. Raftery, J. Baars, J. M. Sloughter, D. Jones

and C. Fraley, 2009: PROBCAST:  A Web-Based Portal to Mesoscale Probabilistic Forecasts. Bulletin of the American Meteorological Society, 90, 1009–1014

Wedam, G. B. , L. A. McMurdie,  and C. F. Mass, 2009: Comparison of model forecast skill of     sea-level pressure along the East and West Coasts of the United States.

            Weather and Forecasting, 24, 843-854

Ancell B. C, Mass C. F., 2008:  The variability of adjoint sensitivity with respect to model physics and basic-state trajectory. Monthly Weather Review, 136, 4612-4628

Salathe, E. P., P. H. Zahn, R. Steed, and C. F. Mass, 2008. A high-resolution climate model for the

United States Pacific Northwest: Mesoscale feedbacks and local responses to climate

 change. J. Climate, 21, 5708-5726.   

Mass, C. F., J. Baars, G. Wedam, E. Grimit, and R. Steed, 2008: Removal of systematic model bias

            on a model grid. Wea. Forecasting, 23, 438–459.

Grimit, E. P., and C. F. Mass, 2007:  Measuring the Ensemble Spread–Error Relationship

with a Probabilistic Approach: Stochastic Ensemble Results.  Monthly Weather Review,135, 203–221

Garvert, M., B. Smull, and C. Mass, 2007: Multiscale mountain waves influencing a

            major orographic precipitation event. J. Atmos. Sci, 64, 711-737

Maurer, E. P, and C. F. Mass, 2006.  Using radar rata to partition precipitation into rain

and snow in a hydrologic model.  Journal of Hydrologic Engineering 11, 214-221

Ancell B. C. and C. F. Mass, 2006:  Structure, growth rates, and tangent linear accuracy of

adjoint sensitivities with respect to horizontal and vertical resolution.  Accepted in Monthly Weather Review. 134, 2971–2988

Tinis, S. W., R. E. Thomson, C. F. Mass, and B. M. Hickey, 2006: Comparison of MM5

and meteorological buoy winds from British Columbia to northern California. Atmos. Ocean, 44, 65–81

Mass, C., 2006:  The Uncoordinated Giant:  Why U.S. weather operations and research is

not meeting its potential. Bull. Amer. Meteor. Soc., 87, 573-584

Baars, J. and C. Mass, 2005:  Performance of National Weather Service forecasts

compared to operational, consensus, and weighted model output statistics, Weather and Forecasting, 20, 1034–1047

Garvert, M. F., B. A. Colle, and C. F. Mass, 2005:  The 13–14 December 2001,

IMPROVE-2  Event. Part I: Synoptic and Mesoscale Evolution and Comparison with a Mesoscale Model Simulation. Journal of the Atmospheric Sciences: 62, 3474–3492

Colle B. A., M. F. Garvert, J. B. Wolfe, C. F. Mass and C, P. Woods. 2005: The 13–14

December 2001 IMPROVE-2 Event. Part III: Simulated Microphysical Budgets and Sensitivity Studies. Journal of the Atmospheric Sciences, 62, 3535–3558.

Garvert, M. F., C. P. Woods, B. A. Colle, C. F. Mass, P. V. Hobbs, M. T. Stoelinga and J.

B. Wolfe,  2005. The 13–14 December 2001 IMPROVE-2 Event. Part II: Comparisons of MM5 Model Simulations of Clouds and Precipitation with Observations. Journal of the Atmospheric Sciences. 62, 3520–3534.

Eckel, F. A. and C. F. Mass, 2005:  Effective mesoscale, short-range ensemble forecasting.

            Weather and Forecasting, 20, 3238-350

Hobbs, P.V., C. F. Mass, M. T. Stoelinga, 2005:  Preface. J. Atmos. Sci., 3427–3428

Sharp, J. and C. F. Mass, 2004:  The climatological influence and synoptic evolution

associated with Columbia Gorge gap flow events. Weather and Forecasting, 19, 970-992

Stoelinga  M. T., P. V. Hobbs, C. F. Mass, J. D. Locatelli, B. A. Colle, R. A. Houze,          Jr., A. L. Rangno, N. A. Bond,  B. F. Smull, R. M. Rasmussen, G. Thompson,  and B. R. Colman, 2003:  Improvement of Microphysical Parameterizations through Observational Verification Experiment (IMPROVE). Bulletin. Amer. Meteor. Soc., 12, 1807–1826

Vaughan J., B. Lamb, R. Wilson, C. Bowman, C. Kaminsky, S. Otterson, M. Boyer, C.

Mass, M. Albright, J. Koenig, Alice Collingwood, Mike Gilroy and Naydene Maykut, 2004:  A Numerical Daily Air-Quality Forecast System for the Pacific Northwest. Bull. Amer. Meteor. Soc., 85, 549–561.

McMurdie, L., and C. F. Mass, 2004:  Major Numerical Forecast Failures in the Northeast

Pacific. Weather and Forecasting, 19, 338-356

C.F. Mass, 2003: Reply to Comments on "IFPS and the Future of the National Weather

Service". Weather and Forecasting, 18, 1305-1306

C. F. Mass et al;. 2003: IFPS and the Future of the National Weather Service.  Weather

 and Forecasting, 18, 75-79

C. F. Mass et al;. 2003:  Regional Environmental Prediction over the Pacific Northwest. Bull. Amer. Meteor. Soc., 84, 1353-1366

Sharp, J., and C. F. Mass, 2002:  Columbia Gorge flow:  insights from observational analysis and ultra-high resolution model simulation.  Bull. Amer. Meteor. Soc., 18, 75-79

Grimit, E. P., and C. F. Mass, 2002: Initial results of a mesoscale short-range ensemble forecasting system over the Pacific Northwest, Weather and Forecasting, 17, 192–205

Mass, C., D. Ovens, M. Albright, and K. Westrick, 2002: Does Increasing Horizontal Resolution

Produce Better Forecasts?: The Results of Two Years of Real-Time Numerical Weather Prediction in the Pacific Northwest.   Bull. Amer. Meteor. Soc., 83, 407–430.

Westrick, K. J., P. Storck, and C. F. Mass, 2002, Description and evaluation of a hydrometeorological forecast system for mountainous watersheds. Weather and Forecasting, 17, 250–262.

Colle, B.A., C. F. Mass, and D. Ovens, 2001: Evaluation of the timing and strength of MM5 and Eta surface trough passages over the eastern Pacific.  Weather and Forecasting, 16, 553-572

Chien, F.-C., C. F. Mass, and P. J. Neiman, 2001:  An observational and numerical study of an intense land-falling front along the northwest coast of the U.S. during COAST IOP2. Mon. Wea. Rev., 129, 934–955.

Colle, B. A., C. F. Mass, and K. J. Westrick, 2000:  MM5 precipitation verification over the Pacific Northwest during the 1977-1999 cool seasons. Weather and Forecasting, 15, 730–744.

Westrick, K. and C. Mass, 2001:  An evaluation of a high resolution hydrometeorological modeling system for the prediction of a cool-season flood event in a coastal mountainous watershed. Journal of Hydrometeorology, 2, 161-180

Davis, C., S. Low-Nam, and C. F. Mass, 2000:  Dynamics of a Catalina Eddy revealed by numerical simulation. Mon. Wea. Rev., 128, 2885-2904

Colle, B. A. and C. F. Mass, 2000:  High-resolution observations and numerical simulations of easterly gap flow through the Strait of Juan de Fuca on 9-10 December 1995. Mon. Wea. Rev., 128, 2363-2396

Colle, B. A. and C. F. Mass, 2000:  The 5-9 February 1996 flooding event over the Pacific Northwest:  sensitivity studies and evaluation of the MM5 precipitation forecasts. Mon. Wea. Rev., 128, 593-617

Mass, C. and J. Steenburgh, 2000  An Observational and Numerical Study of an Orographically  Trapped Wind Reversal along the West Coast of the U.S. Mon. Wea. Rev., 128, 2363-2396

Westrick, K., C. Mass, and B. Colle, 1999:  Is meteorological radar useful for quantitative precipitation estimation over the western U.S.? Bull. Amer. Meteor. Soc., 80, 2289-2298

Colle, B. A., K. J. Westrick, and C. F. Mass, 1999: Evaluation of MM5 and Eta-10 precipitation forecasts over the Pacific Northwest during the cool season . Weather and Forecasting, 14, 137-154

Colle, B. A., C. F. Mass and B. F. Smull, 1999: An observational and numerical study of a cold front interacting with the Olympic Mountains during Coast IOP 5. Mon. Wea. Rev., 127, 1310-1334

Colle, B. A. and C. F. Mass, 1998:  Windstorms along the western side of the Washington Cascade Mountains, Part I: a high resolution observational and modeling study of the 12 February 1995 event. Mon. Wea. Rev., 126, 28-52

Colle, B. A. and C. F. Mass, 1998:  Windstorms along the western side of the Washington Cascade Mountains, Part II:  characteristics of past events and three-dimensional idealized simulations. Mon. Wea. Rev., 126, 53-71

Mass, C. and Y.-H. Kuo, 1998:  Regional real-time numerical weather prediction: 

            current status and future potential. Bull. Amer. Meteor. Soc., 79, 253-263

Bond, N. A., C. F. Mass, B. F. Smull, R. A. Houze, M.-J. Yang, B. A. Colle, S. A Braun, M. A. Shapiro, B. C. Colman, P. J. Neiman, J. E. Oveland, W. D. Neff, and J. D. Doyle, 1997:  The coastal observation and simulation with topography (COAST) experiment. Bull. Amer. Meteor. Soc. 78, 1941-1955

Smith, R., H. Paegle, T. Clark, W. Cotton, D. Durran, G. Forbes, J. Marwitz, C. Mass, J. McGinley,

H.-L, Pan, and M. Ralph,  1997:  Local and remote effects of mountains on weather:  research needs and opportunities.  Bull. Amer. Meteor. Soc., 5, 877-892

Mass, C. F., and N. A. Bond, 1997:  Reply to Dorman’s Comments on “Coastally Trapped Wind Reversals Along the U.S. West Coast During the Warm Season :  Part II, Synoptic Evolution”  Mon. Wea.Rev., 125,1695-1697

Steenburgh, J., C. F. Mass, and S. A. Ferguson, 1997:  The influence of gaps in a coastal mountain barrier on temperature and snow level. Weather and Forecasting, 12, 208-227

Chien, F. C., C. F. Mass, and Y.-H. Kuo, 1997:  A numerical study of the interaction between a warm-season frontal system and the coastal mountains of the western U.S., Part I:  prefrontal pressure ridge, onshore push, and alongshore southerlies. Mon. Wea. Rev., 125, 1705-1729

Chien, F. C. and C. F. Mass, 1997:  A numerical study of the interaction between a warm-season frontal system and the coastal mountains of the western U.S., Part II:  Evolution of a Puget Sound Convergence Zone. Mon. Wea. Rev., 125, 1730-1752

Bond, N. A., C. F. Mass, and J. Overland, 1996: Coastally-trapped southerly flow along the U.S. West Coast:  Part I, climatology and temporal evolution.  Mon. Wea. Rev., 124, 430-445

Mass, C. F. and N. A. Bond, 1996:  Coastally-trapped southerly flow along the U.S. West Coast:  Part II, synoptic evolution.  Mon. Wea. Rev., 124, 446-461

Mass, C., 1996:  Are we graduating too many atmospheric scientists? Bull. Amer. Meteor. Soc., 77, 1255-1267

Colle, B. and C. F.  Mass, 1996:  An observational and modeling study of the interaction of low-level southwesterly flow with the Olympic Mountains during COAST IOP4. Mon. Wea. Rev., 124, 2152-2175

Steenburgh, J. and C. F. Mass, 1996:  The interaction of an intense midlatitude cyclone with coastal orography.  Mon. Wea. Rev., 124, 1329-1352

Mass, C., S. Businger, M. Albright and Z. Tucker, 1995:  A windstorm in the lee of a gap in a coastal mountain barrier.  Mon. Wea. Rev., 123, 315-331

Mass, C., 1995  The relative importance of synoptic-scale forcing versus marine layer dynamics along the West Coast of North America.  J. Atmos. Sci., 52, 2313-2318

Colle, B. and C. F. Mass, 1995:  The structure and evolution of shallow cold surge east of the Rocky Mountains.  Mon. Wea. Rev., 123, 2577-2610

W. J. Steenburgh and C. F. Mass, 1994:  The structure and evolution of a simulated Rocky Mountain lee trough.  Mon. Wea. Rev., 122,  2740-2761

Mass, C., 1993:  The application of compact discs in the atmospheric and related fields:  An update.  Bull. Amer. Meteor. Soc., 74, 1901-1908.

Ferber, G., C. Mass, G. Lackmann and M.W. Patnoe, 1993:  Snowstorms over the Puget Sound lowlands.  Wea. and Forecast, 8, 481-504.

Mass, C., and D. Schultz, 1992:  Structural development of a simulated midlatitude cyclone.  Mon. Wea. Rev., 121, 889-917.

Schultz, D., and C. Mass, 1992:  The structure and evolution of an occluded front in a midlatitude cyclone over land.  Mon. Wea. Rev., 121, 918-940.

Mass, C., J. Steenburgh, and D. Schultz, 1991:  Diurnal surface pressure variations over the continental U.S. and the influence of sea level reduction.  Mon. Wea. Rev., 119, 2814-2830.

Mass, C., 1991:  Synoptic frontal analysis:  Time for a reassessment.  Bull. Amer. Meteor. Soc., 72, 348-363.

Mass, C., and D. Portman, 1990:  Reply to Dutton.  Journal of Climate, 3, 1181-1182.

Mass, C., and G. Ferber, 1990:  Surface pressure perturbations produced by an isolated topographic barrier, Part I:  General characteristics and dynamics.  Monthly Weather Review, 118, 2579-2596.  

Mass, C., and G. Ferber, 1990:  Surface pressure perturbations produced by an isolated mesoscale topographic barrier.  Part II:  Regional effects and forecasting implication.  Mon. Wea. Rev., 118, 2597-2606.

Hermann, A.J., B. Hickey, C. Mass, and M. Albright, 1990:  Coastally trapped atmospheric gravity currents in the Pacific Northwest and their oceanic response.  J.G.R., 95, 13169-13193.

Ulrickson, B.L., and C. Mass, 1990:  Numerical investigation of mesoscale circulations in the Los Angeles Basin:  A verification study.  Mon. Wea. Rev., 118, 2340-2357.

Ulrickson, B.L., and C. Mass, 1990:  Numerical investigation of mesoscale circulations and pollutant transport in the Los Angeles Basin.  Mon. Wea. Rev., 118, 2357-2401.

Mass, C., 1989:  The origin of the Catalina eddy. Mon. Wea. Rev., 117, 2406-2436.

Mass, C., and D. Portman, 1989:  The effect of major volcanic eruptions of the last century

            on surface temperature, pressure and precipitation.  J. Climate, 2, 566-593.

Dempsey, D., and C. Mass, 1989:  Reply to "Calculation of the pressure-gradient force in the one level model of Mass and Dempsey". Mon. Wea. Rev., 117, 1110-1111.

Mass, C., and M. Albright, 1988:  Reply to the comment of C. Dorman on "Coastal southerlies and along shore surges of the West Coast of North America."   Mon. Wea. Rev., 116, 2407-2410.

Mass, C., H. Edmon, E. Recker, H. Friedman and N. Cheney, 1987:  The use of compact disks for the storage of large meteorological data sets. Bull. Amer. Meteor. Soc., 68, 1556-1558.

Mass, C., 1987:  The "banana belt" of the southern Oregon coast. Wea. Forecasting, 2, 187-198.

Mass, C.,  and M. Albright, 1987:  Coastal southerlies and alongshore surges of the west coast of North America:  Evidence of mesoscale topographically trapped response to synoptic forcing. Mon. Wea. Rev., 115, 1707-1738.

Mass, C., D. Brees and M. Albright, 1986:  The onshore surge of marine air into the Pacific Northwest:  a coastal region of complex terrain.  Mon. Wea. Rev., 114, 2602-2627.

Mass, C., and D. Dempsey, 1985:  A simple one-level model for diagnosing surface winds in mountainous and coastal regions.  Mon. Wea. Rev., 113, 1211-1227.

Mass, C., and D. Dempsey, 1985:  A topographically forced convergence line in the lee of the Olympic Mountains.  Mon. Wea. Rev., 113, 659-663.

Mass, C., and M. Albright, 1985:  A severe windstorm in the lee of the Cascade mountains of Washington State.  Mon. Wea. Rev., 113, 1261-1281.

Mass, C., and A. Robock, 1982:  The short-term influence of the Mount St. Helens eruption on surface temperature in the northwest United States.  Mon. Wea. Rev., 110, 614-622.

Robock, A., and C. Mass, 1982:  The Mount St. Helens volcanic eruption of 18 May 1980:  Large short-term effects.  Science, 216, 595-610.

Mass, C., 1982:  The topographically forced diurnal circulations of western Washington State and their influence on precipitation.  Mon. Wea. Rev., 110, 170-183.

Mass, C., 1981:  Topographically forced convergence in western Washington State.  Mon. Wea. Rev., 109, 1335-1347.

Mass, C., 1980:  The Puget Sound convergence zone.  Weatherwise, 33, 272-274.

Mass, C., 1979:  A linear primitive equation model of African wave disturbances.  J. Atmos. Sci., 36, 2075-2092.

Mass, C., and S. H. Schneider, 1977:  Statistical evidence on the influence of sunspots and volcanic dust on long-term temperature records.  J. Atmos. Sci., 34, 1995-2004.

Holton, J. R., and C. Mass, 1976:  Stratospheric vacillation cycles.  J. Atmos. Sci., 33, 2218-2225.

Mass, C., and C. Sagan, 1976:  A numerical circulation model with topography for the Martian southern hemisphere.  J. Atmos. Sci., 33, 1418-1430.

Schneider, S. H., and C. Mass, 1975:  Volcanic dust, sunspots, and temperature trends.  Science, 190.


Electronic Publications


National Meteorological Center Grid Point Data Set CD-ROM (Versions I and II).

GALE Experiment CD-ROM.

North American Observational Data for August-December 1987 CD-ROM.

World Weather Disc CD-ROM.

Climate Analysis Center Global Gridded Data


Offices and Honors


Fellow, American Meteorological Society

Max Eaton Award, American Meteorological Society

President, Puget Sound Chapter, American Meteorological Society.

Program Chairman, Puget Sound Chapter, AMS.

Treasurer, Puget Sound Chapter, AMS.

Chairman, UCAR (University Corporation for Atmospheric Research), UNIDATA Data Access Committee.

Associate Editor, Monthly Weather Review.

Consulting Editor, Encyclopedia of Climate and Weather.

Chairman, UCAR Committee on Meteorological Data Sets

Chairman, 15th AMS Conference on Weather Analysis and Forecastings

Chairman, Special Workshop on Real-Time Mesoscale NWP in the University Community

Chairman, AMS Mesoscale Meteorology Committee

Chairman, DTC Science Advisory Board

Co-chair, AMS Committee on Communication


National Committees


NCEP UCAM Modeling Committee

Exec. Committee AMS Forecast Interest Group

AMS Membership Committee

AMS Board on Enterprise Communication

DTC Science Advisory Board

WRF Research Applications Board

NRC Committee on Atmospheric Predictability

AMS Ad-Hoc Committee on Community Fora

Chairman and member, USWRP CONDUIT committee

USWRP Science Advisory Board

WRF Science Board

Chairman and member, AMS Mesoscale Committee

USWRP PDT#4 on Mountain Meteorology

USWRP PDT#9 on Hydrology

AMS Committee on Weather Analysis and Forecasting

MM5 Community Oversight Committee

AMS Information Systems Committee

UCAR/NWS Local Digital Library Committee

UNIDATA Steering and Data Access Committees

National Academy of Sciences Geophysical Data Committee

UCAR COMET Advisory Committee

Search Committee for New NWS Director

Executive Committee, Board of Oceans and Atmosphere, National Association of State Universities and Land Grant Colleges

UCAR UCAM Committee


Regional Committees


Northwest Regional Modeling Consortium


University Committees and Organizations


Member and Chair:  College Council, College of the Environment

Member, University Senate 1988-1990, 2004-2006

Department Computer Committee

Arts and Sciences Graduation Committee

Department Rules and Computer Committees


Past Graduate Students


Kucera, T., 1981:  M.S. on mesoscale modeling in complex terrain.

Delman, A., 1981:  M.S. on diurnal wind and temperature variations and air quality in Washington, D.C. area.

Dubofsky, D., 1981:  M.S. on a diagnostic study of Hurricane David.

Dempsey, D., 1985:  Ph.D. on mesoscale modeling in complex terrain.

Pam Speers, 1985:  M.S. on precipitation diagnoses and modeling in complex terrain.

David Portman, 1988:  M.S.  Effects of major eruptions on surface temperature and pressure. 

Daniel Brees,1988:  M.S. Onshore push of the Pacific Northwest. 

Brian Ulrickson, 1989:  Ph.D.  3D primitive equation modeling of flow in the LA basin.

Garth Ferber,1991 M.S.  Mesoscale pressure perturbations forced by the Olympic Mountains.

David Schultz, 1992, M.S.  Structural analysis of a midlatitude cyclone over land.

Brian Colle, 1994, M.S. Northerly surges to the east of the Rocky Mountains.

Jim Steenburgh, 1995, Ph.D:  Mesoscale modeling of synoptic/orographic interactions.

Brian Colle, 1997, Ph.D:  Dynamics of windstorms in three dimensional terrain

Fang-Ching Chien, 1997, Ph.D:  Interaction of fronts with coastal topography.

Ken Westrick, 1998, M.S.:  Coupling of atmospheric and distributed hydrological models.

Richard Steed, 1999, M.S.:  Initialization of mesoscale forecasting models.

Eric Grimit, 2001, M.S.;  A Short-Range Ensemble Prediction System

Justin Sharp, 2002:  M.S.:  A Study of the Meteorology of the Columbia River Gorge

Tony Eckel, 2004: Ph.D.  Effective Short-Range Mesoscale Ensemble Prediction.

Eric Grimit, 2004:  Ph.D.  Predicting Forecast Skill Using a Mesoscale Ensemble System

Justin Sharp, 2005, Ph.D.  Modeling study of the flow in the Columbia River Gorge.

Brian Ancell, 2006, Ph.D.  Adjoint and ensemble-based forecast sensitivity

Bri Dotson, 2007, M.S.. Structure and dynamics of major Pacific windstorms.

Garrett Wedam, 2008, M.S.  Errors in numerical prediction models

Robert Hahn, 2008, M.S.  Understanding of microphysical errors in numerical models.

Ken Dixon, 2013:  M.S. Lightning Data Assimilation

Michael Warner, 2014.  M.S. Ph.D Heavy precipitition events of the U.S. West Coast

Lee Picard, 2015.  MS.  An idealized model of orographic precipitation

Matt Brewer, 2017:  Ph.d.  Structure and dynamics of the thermal trough

Luke Madaus, 2016. Ph.D.  Initiation of convection and smartphone data assimilaton