Cumulonimbus Frequency of Occurrence - Phase of Diurnal Cycle (Local Time of Maximum) September, October, November (1971 - 1996), Land Areas Only Grid Box Averages 485 boxes filled with min 100 obs. Box # Lat.N Lon.E Phase N.Obs. 11 77.5 10.0 12.0 12 7.750000e+001 30.0 15.8 14.0 7.750000e+001 70 14.7 17.0 77.5 130 1.390000e+001 29.0 72.5 10.0 1.367000e+001 31 72.5 50.0 12.7 32 7.250000e+001 70.0 15.0 33.0 7.250000e+001 90 15.6 34.0 72.5 110 1.576000e+001 35.0 72.5 130.0 1.611000e+001 36 72.5 150.0 16.3 38 7.250000e+001 -170.0 16.7 46.0 7.250000e+001 -10 12.3 48.0 67.5 15 1.515000e+001 49.0 67.5 25.0 1.572000e+001 50 67.5 35.0 14.9 51 6.750000e+001 45.0 14.4 52.0 6.750000e+001 55 14.7 53.0 67.5 65 1.492000e+001 54.0 67.5 75.0 1.527000e+001 55 67.5 85.0 14.7 56 6.750000e+001 95.0 14.9 57.0 6.750000e+001 105 15.3 58.0 67.5 115 1.639000e+001 59.0 67.5 125.0 1.561000e+001 60 67.5 135.0 16.6 62 6.750000e+001 155.0 15.6 63.0 6.750000e+001 165 15.8 64.0 67.5 175 1.659000e+001 65.0 67.5 -175.0 1.503000e+001 81 67.5 -15.0 13.5 83 6.250000e+001 5.0 17.1 84.0 6.250000e+001 15 15.4 85.0 62.5 25 1.563000e+001 86.0 62.5 35.0 1.470000e+001 87 62.5 45.0 15.3 88 6.250000e+001 55.0 15.1 89.0 6.250000e+001 65 15.8 90.0 62.5 75 1.497000e+001 91.0 62.5 85.0 1.473000e+001 92 62.5 95.0 14.3 93 6.250000e+001 105.0 14.8 94.0 6.250000e+001 115 14.6 95.0 62.5 125 1.499000e+001 96.0 62.5 135.0 1.564000e+001 97 62.5 145.0 16.8 98 6.250000e+001 155.0 15.4 99.0 6.250000e+001 165 13.7 100.0 62.5 175 1.483000e+001 101.0 62.5 -175.0 1.549000e+001 116 62.5 -25.0 13.0 117 6.250000e+001 -15.0 12.3 119.0 5.750000e+001 5 13.1 120.0 57.5 15 1.527000e+001 121.0 57.5 25.0 1.476000e+001 122 57.5 35.0 14.4 123 5.750000e+001 45.0 14.8 124.0 5.750000e+001 55 14.9 125.0 57.5 65 1.506000e+001 126.0 57.5 75.0 1.470000e+001 127 57.5 85.0 13.8 128 5.750000e+001 95.0 14.0 129.0 5.750000e+001 105 13.5 130.0 57.5 115 1.462000e+001 131.0 57.5 125.0 1.397000e+001 132 57.5 135.0 14.9 133 5.750000e+001 145.0 16.8 134.0 5.750000e+001 155 13.1 135.0 57.5 165 1.503000e+001 138.0 57.5 -165.0 1.096000e+001 142 57.5 -125.0 15.7 154 5.750000e+001 -5.0 13.4 155.0 5.250000e+001 5 15.2 156.0 52.5 15 1.556000e+001 157.0 52.5 25.0 1.438000e+001 158 52.5 35.0 14.8 159 5.250000e+001 45.0 14.9 160.0 5.250000e+001 55 15.5 161.0 52.5 65 1.501000e+001 162.0 52.5 75.0 1.428000e+001 163 52.5 85.0 13.9 164 5.250000e+001 95.0 14.1 165.0 5.250000e+001 105 14.1 166.0 52.5 115 1.517000e+001 167.0 52.5 125.0 1.566000e+001 168 52.5 135.0 15.7 169 5.250000e+001 145.0 14.2 170.0 5.250000e+001 155 13.1 177.0 52.5 -135 1.161000e+001 178.0 52.5 -125.0 1.484000e+001 189 52.5 -15.0 12.4 190 5.250000e+001 -5.0 14.1 191.0 4.750000e+001 2.500000e+000 16.1 192.0 47.5 7.500000e+000 1.690000e+001 195.0 47.5 22.5 1.580000e+001 196 47.5 27.5 15.5 197 4.750000e+001 32.5 14.4 198.0 4.750000e+001 3.750000e+001 14.6 199.0 47.5 4.250000e+001 1.538000e+001 200.0 47.5 47.5 1.533000e+001 201 47.5 52.5 15.7 202 4.750000e+001 57.5 15.3 203.0 4.750000e+001 6.250000e+001 15.3 204.0 47.5 6.750000e+001 1.488000e+001 205.0 47.5 72.5 14 206 47.5 77.5 13.6 207 4.750000e+001 82.5 14.7 208.0 4.750000e+001 8.750000e+001 15.5 210.0 47.5 9.750000e+001 1.534000e+001 211.0 47.5 102.5 1.657000e+001 212 47.5 107.5 16.0 213 4.750000e+001 112.5 15.8 214.0 4.750000e+001 1.175000e+002 15.5 215.0 47.5 1.225000e+002 1.703000e+001 216.0 47.5 127.5 1.692000e+001 217 47.5 132.5 16.1 218 4.750000e+001 137.5 15.7 219.0 4.750000e+001 1.425000e+002 13.1 220.0 47.5 1.475000e+002 8.860000e+000 238.0 47.5 -122.5 1.493000e+001 239 47.5 -117.5 16.1 240 4.750000e+001 -112.5 16.5 241.0 4.750000e+001 -1.075000e+002 17.1 261.0 47.5 -7.500000e+000 1.138000e+001 262.0 47.5 -2.5 1.344000e+001 263 42.5 2.5 17.4 265 4.250000e+001 12.5 16.2 267.0 4.250000e+001 2.250000e+001 17.2 268.0 42.5 2.750000e+001 1.730000e+001 271.0 42.5 42.5 1.795000e+001 272 42.5 47.5 17.6 273 4.250000e+001 52.5 12.0 274.0 4.250000e+001 5.750000e+001 15.2 277.0 42.5 7.250000e+001 1.679000e+001 278.0 42.5 77.5 1.577000e+001 279 42.5 82.5 15.9 280 4.250000e+001 87.5 17.8 281.0 4.250000e+001 9.250000e+001 15.8 282.0 42.5 9.750000e+001 1.713000e+001 283.0 42.5 102.5 1.580000e+001 284 42.5 107.5 16.9 285 4.250000e+001 112.5 16.3 286.0 4.250000e+001 1.175000e+002 17.2 288.0 42.5 1.275000e+002 1.671000e+001 289.0 42.5 132.5 1.628000e+001 291 42.5 142.5 12.8 310 4.250000e+001 -122.5 15.2 311.0 4.250000e+001 -1.175000e+002 15.7 312.0 42.5 -1.125000e+002 1.559000e+001 313.0 42.5 -107.5 1.768000e+001 314 42.5 -102.5 18.3 333 4.250000e+001 -7.5 14.7 334.0 4.250000e+001 -2.500000e+000 16.4 335.0 37.5 2.500000e+000 2.052000e+001 336.0 37.5 7.5 1.769000e+001 337 37.5 12.5 17.3 341 3.750000e+001 32.5 17.6 342.0 3.750000e+001 3.750000e+001 17.4 343.0 37.5 4.250000e+001 1.669000e+001 344.0 37.5 47.5 1.705000e+001 345 37.5 52.5 14.8 349 3.750000e+001 72.5 17.2 350.0 3.750000e+001 7.750000e+001 17.8 353.0 37.5 9.250000e+001 1.580000e+001 354.0 37.5 97.5 1.593000e+001 355 37.5 102.5 17.2 356 3.750000e+001 107.5 17.3 357.0 3.750000e+001 1.125000e+002 16.7 363.0 37.5 1.425000e+002 1.531000e+001 382.0 37.5 -122.5 1.418000e+001 383 37.5 -117.5 15.9 384 3.750000e+001 -112.5 16.2 385.0 3.750000e+001 -1.075000e+002 16.4 386.0 37.5 -1.025000e+002 1.805000e+001 387.0 37.5 -97.5 2.113000e+001 388 37.5 -92.5 19.6 389 3.750000e+001 -87.5 17.9 390.0 3.750000e+001 -8.250000e+001 18.4 391.0 37.5 -7.750000e+001 1.858000e+001 405.0 37.5 -7.5 15 406 37.5 -2.5 17.2 407 3.250000e+001 2.5 18.5 408.0 3.250000e+001 7.500000e+000 18.5 413.0 32.5 3.250000e+001 1.401000e+001 416.0 32.5 47.5 1.755000e+001 418 32.5 57.5 18.3 420 3.250000e+001 67.5 16.5 421.0 3.250000e+001 7.250000e+001 17.3 423.0 32.5 8.250000e+001 1.572000e+001 424.0 32.5 87.5 1.601000e+001 425 32.5 92.5 16.2 426 3.250000e+001 97.5 16.8 427.0 3.250000e+001 1.025000e+002 17.4 455.0 32.5 -1.175000e+002 1.575000e+001 457.0 32.5 -107.5 1.767000e+001 458 32.5 -102.5 18.2 459 3.250000e+001 -97.5 18.0 460.0 3.250000e+001 -9.250000e+001 16.9 461.0 32.5 -8.750000e+001 1.754000e+001 462.0 32.5 -82.5 1.785000e+001 477 32.5 -7.5 16.7 478 3.250000e+001 -2.5 17.9 486.0 2.750000e+001 3.750000e+001 16.9 487.0 27.5 4.250000e+001 1.935000e+001 489.0 27.5 52.5 1.650000e+001 490 27.5 57.5 16.9 491 2.750000e+001 62.5 17.4 493.0 2.750000e+001 7.250000e+001 19.1 494.0 27.5 7.750000e+001 1.772000e+001 495.0 27.5 82.5 2.018000e+001 496 27.5 87.5 17.4 497 2.750000e+001 92.5 16.9 498.0 2.750000e+001 9.750000e+001 15.7 499.0 27.5 1.025000e+002 1.755000e+001 501.0 27.5 112.5 1.776000e+001 502 27.5 117.5 17.4 503 2.750000e+001 122.5 17.3 504.0 2.750000e+001 1.275000e+002 13.6 505.0 27.5 1.325000e+002 1.248000e+001 507.0 27.5 142.5 1.363000e+001 528 27.5 -112.5 16.8 529 2.750000e+001 -107.5 18.4 530.0 2.750000e+001 -1.025000e+002 17.7 531.0 27.5 -9.750000e+001 1.422000e+001 532.0 27.5 -92.5 1.405000e+001 534 27.5 -82.5 16.9 535 2.750000e+001 -77.5 15.2 549.0 2.750000e+001 -7.500000e+000 13.1 551.0 22.5 2.500000e+000 1.813000e+001 552.0 22.5 7.5 1.853000e+001 558 22.5 37.5 18.9 559 2.250000e+001 42.5 17.3 562.0 2.250000e+001 5.750000e+001 16.5 564.0 22.5 6.750000e+001 1.797000e+001 565.0 22.5 72.5 1.810000e+001 566 22.5 77.5 18.1 567 2.250000e+001 82.5 18.1 568.0 2.250000e+001 8.750000e+001 17.2 569.0 22.5 9.250000e+001 1.807000e+001 570.0 22.5 97.5 1.741000e+001 571 22.5 102.5 16.4 572 2.250000e+001 107.5 16.2 573.0 2.250000e+001 1.125000e+002 16.6 574.0 22.5 1.175000e+002 1.776000e+001 575.0 22.5 122.5 1.627000e+001 576 22.5 127.5 12.7 581 2.250000e+001 152.5 14.4 600.0 2.250000e+001 -1.125000e+002 15.3 601.0 22.5 -1.075000e+002 1.516000e+001 602.0 22.5 -102.5 1.851000e+001 603 22.5 -97.5 16.4 605 2.250000e+001 -87.5 16.9 606.0 2.250000e+001 -8.250000e+001 17.5 607.0 22.5 -7.750000e+001 1.834000e+001 620.0 22.5 -12.5 1.845000e+001 623 17.5 2.5 19.2 624 1.750000e+001 7.5 17.8 630.0 1.750000e+001 3.750000e+001 17.3 631.0 17.5 4.250000e+001 1.682000e+001 637.0 17.5 72.5 1.755000e+001 638 17.5 77.5 18.5 639 1.750000e+001 82.5 18.1 641.0 1.750000e+001 9.250000e+001 17.7 642.0 17.5 9.750000e+001 1.682000e+001 643.0 17.5 102.5 1.778000e+001 644 17.5 107.5 16.3 645 1.750000e+001 112.5 13.7 646.0 1.750000e+001 1.175000e+002 20.7 647.0 17.5 1.225000e+002 1.792000e+001 656.0 17.5 167.5 1.489000e+001 674 17.5 -102.5 18.7 675 1.750000e+001 -97.5 17.0 676.0 1.750000e+001 -9.250000e+001 17.6 677.0 17.5 -8.750000e+001 1.807000e+001 679.0 17.5 -77.5 1.613000e+001 680 17.5 -72.5 19.0 681 1.750000e+001 -67.5 16.8 682.0 1.750000e+001 -6.250000e+001 14.4 691.0 17.5 -1.750000e+001 2.107000e+001 692.0 17.5 -12.5 2.182000e+001 693 17.5 -7.5 20.5 694 1.750000e+001 -2.5 19.4 695.0 1.250000e+001 2.500000e+000 19.3 696.0 12.5 7.500000e+000 1.902000e+001 697.0 12.5 12.5 1.836000e+001 698 12.5 17.5 18.8 701 1.250000e+001 32.5 18.1 702.0 1.250000e+001 3.750000e+001 17.7 703.0 12.5 4.250000e+001 1.626000e+001 704.0 12.5 47.5 1.636000e+001 709 12.5 72.5 17.9 710 1.250000e+001 77.5 18.7 711.0 1.250000e+001 8.250000e+001 20.5 713.0 12.5 9.250000e+001 1.151000e+001 714.0 12.5 97.5 1.607000e+001 715 12.5 102.5 17.7 716 1.250000e+001 107.5 17.8 719.0 1.250000e+001 1.225000e+002 17.6 720.0 12.5 1.275000e+002 1.736000e+001 723.0 12.5 142.5 1.357000e+001 748 12.5 -92.5 17.8 749 1.250000e+001 -87.5 18.5 751.0 1.250000e+001 -7.750000e+001 16.5 752.0 12.5 -7.250000e+001 1.839000e+001 753.0 12.5 -67.5 1.663000e+001 754 12.5 -62.5 15.0 755 1.250000e+001 -57.5 13.9 763.0 1.250000e+001 -1.750000e+001 21.0 764.0 12.5 -1.250000e+001 2.015000e+001 765.0 12.5 -7.5 1.942000e+001 766 12.5 -2.5 18.9 767 7.500000e+000 2.5 18.3 768.0 7.500000e+000 7.500000e+000 18.6 769.0 7.5 1.250000e+001 1.894000e+001 770.0 7.5 17.5 1.896000e+001 771 7.5 22.5 18.8 774 7.500000e+000 37.5 17.2 775.0 7.500000e+000 4.250000e+001 17.5 781.0 7.5 7.250000e+001 1.529000e+001 782.0 7.5 77.5 1.719000e+001 783 7.5 82.5 17.5 786 7.500000e+000 97.5 17.2 787.0 7.500000e+000 1.025000e+002 16.2 788.0 7.5 1.075000e+002 1.642000e+001 789.0 7.5 112.5 1.997000e+001 790 7.5 117.5 15.3 791 7.500000e+000 122.5 17.4 792.0 7.500000e+000 1.275000e+002 18.6 793.0 7.5 1.325000e+002 1.545000e+001 794.0 7.5 137.5 1.267000e+001 797 7.5 152.5 11.0 798 7.500000e+000 157.5 12.2 800.0 7.500000e+000 1.675000e+002 14.5 801.0 7.5 1.725000e+002 1.311000e+001 822.0 7.5 -82.5 1.578000e+001 823 7.5 -77.5 14.6 824 7.500000e+000 -72.5 18.2 825.0 7.500000e+000 -6.750000e+001 20.1 826.0 7.5 -6.250000e+001 1.640000e+001 827.0 7.5 -57.5 1.639000e+001 836 7.5 -12.5 18.9 837 7.500000e+000 -7.5 19.2 838.0 7.500000e+000 -2.500000e+000 18.4 840.0 2.5 7.500000e+000 1.619000e+001 841.0 2.5 12.5 1.887000e+001 842 2.5 17.5 18.6 843 2.500000e+000 22.5 20.7 845.0 2.500000e+000 3.250000e+001 17.4 846.0 2.5 3.750000e+001 1.674000e+001 847.0 2.5 42.5 1.711000e+001 848 2.5 47.5 16.1 853 2.500000e+000 72.5 13.0 858.0 2.500000e+000 9.750000e+001 21.4 859.0 2.5 1.025000e+002 1.530000e+001 861.0 2.5 112.5 1.560000e+001 862 2.5 117.5 1.7 863 2.500000e+000 122.5 20.2 895.0 2.500000e+000 -7.750000e+001 18.0 896.0 2.5 -7.250000e+001 1.596000e+001 898.0 2.5 -62.5 1.914000e+001 899 2.5 -57.5 17.8 900 2.500000e+000 -52.5 16.0 909.0 2.500000e+000 -7.500000e+000 16.3 910.0 2.5 -2.500000e+000 1.702000e+001 912.0 -2.5 7.5 1.503000e+001 913 -2.5 12.5 18.1 914 -2.500000e+000 17.5 18.2 917.0 -2.500000e+000 3.250000e+001 15.0 918.0 -2.5 3.750000e+001 1.632000e+001 919.0 -2.5 42.5 1.459000e+001 922 -2.5 57.5 14.4 925 -2.500000e+000 72.5 11.0 931.0 -2.500000e+000 1.025000e+002 19.8 932.0 -2.5 1.075000e+002 1.891000e+001 933.0 -2.5 112.5 1.844000e+001 934 -2.5 117.5 22.7 935 -2.500000e+000 122.5 18.2 936.0 -2.500000e+000 1.275000e+002 2.6 938.0 -2.5 1.375000e+002 7.210000e+000 939.0 -2.5 142.5 1.992000e+001 944 -2.5 167.5 0.5 948 -2.500000e+000 -172.5 21.6 971.0 -2.500000e+000 -5.750000e+001 16.6 972.0 -2.5 -5.250000e+001 4.520000e+000 973.0 -2.5 -47.5 1.718000e+001 990 -7.5 37.5 14.3 992 -7.500000e+000 47.5 15.8 997.0 -7.500000e+000 7.250000e+001 11.5 1004.0 -7.5 1.075000e+002 1.895000e+001 1005.0 -7.5 112.5 1.953000e+001 1006 -7.5 117.5 18.4 1009 -7.500000e+000 132.5 16.1 1011.0 -7.500000e+000 1.425000e+002 19.6 1012.0 -7.5 1.475000e+002 1.673000e+001 1015.0 -7.5 162.5 1.620000e+001 1018 -7.5 177.5 5.2 1062 -1.250000e+001 37.5 17.6 1063.0 -1.250000e+001 4.250000e+001 15.5 1064.0 -12.5 4.750000e+001 1.996000e+001 1065.0 -12.5 52.5 1.904000e+001 1079 -12.5 122.5 18.0 1081 -1.250000e+001 132.5 17.2 1082.0 -1.250000e+001 1.375000e+002 14.3 1083.0 -12.5 1.425000e+002 1.537000e+001 1088.0 -12.5 167.5 1.112000e+001 1091 -12.5 -177.5 9.6 1092 -1.250000e+001 -172.5 15.1 1093.0 -1.250000e+001 -1.675000e+002 1.2 1097.0 -12.5 -1.475000e+002 1.401000e+001 1113.0 -12.5 -67.5 1.794000e+001 1117 -12.5 -47.5 18.1 1130 -1.750000e+001 17.5 18.1 1132.0 -1.750000e+001 2.750000e+001 20.0 1133.0 -17.5 3.250000e+001 1.917000e+001 1134.0 -17.5 37.5 1.805000e+001 1135 -17.5 42.5 18.7 1136 -1.750000e+001 47.5 18.7 1151.0 -1.750000e+001 1.225000e+002 18.2 1152.0 -17.5 1.275000e+002 1.957000e+001 1153.0 -17.5 132.5 2.024000e+001 1154 -17.5 137.5 15.6 1155 -1.750000e+001 142.5 17.8 1156.0 -1.750000e+001 1.475000e+002 16.2 1160.0 -17.5 1.675000e+002 1.438000e+001 1162.0 -17.5 177.5 1.520000e+001 1163 -17.5 -177.5 13.8 1165 -1.750000e+001 -167.5 15.4 1166.0 -1.750000e+001 -1.625000e+002 8.7 1170.0 -17.5 -1.425000e+002 1.316000e+001 1185.0 -17.5 -67.5 1.642000e+001 1189 -17.5 -47.5 18.3 1202 -2.250000e+001 17.5 17.8 1203.0 -2.250000e+001 2.250000e+001 23.1 1204.0 -22.5 2.750000e+001 2.004000e+001 1205.0 -22.5 32.5 2.007000e+001 1207 -22.5 42.5 18.4 1208 -2.250000e+001 47.5 18.6 1225.0 -2.250000e+001 1.325000e+002 19.1 1227.0 -22.5 1.425000e+002 1.819000e+001 1228.0 -22.5 147.5 2.117000e+001 1229 -22.5 152.5 16.6 1232 -2.250000e+001 167.5 20.8 1244.0 -2.250000e+001 -1.325000e+002 12.6 1257.0 -22.5 -6.750000e+001 1.833000e+001 1258.0 -22.5 -62.5 1.100000e+000 1274 -27.5 17.5 15.8 1275 -2.750000e+001 22.5 18.1 1276.0 -2.750000e+001 2.750000e+001 18.3 1277.0 -27.5 3.250000e+001 1.986000e+001 1280.0 -27.5 47.5 1.785000e+001 1294 -27.5 117.5 17.8 1296 -2.750000e+001 127.5 18.6 1297.0 -2.750000e+001 1.325000e+002 17.4 1299.0 -27.5 1.425000e+002 1.826000e+001 1300.0 -27.5 147.5 1.735000e+001 1301 -27.5 152.5 18.3 1329 -2.750000e+001 -67.5 20.4 1330.0 -2.750000e+001 -6.250000e+001 0.9 1331.0 -27.5 -5.750000e+001 4.760000e+000 1347.0 -32.5 22.5 1.593000e+001 1348 -32.5 27.5 17.3 1367 -3.250000e+001 122.5 18.4 1372.0 -3.250000e+001 1.475000e+002 17.5 1373.0 -32.5 1.525000e+002 1.753000e+001 1377.0 -32.5 172.5 1.494000e+001 1401 -32.5 -67.5 20.1 1402 -3.250000e+001 -62.5 23.5 1442.0 -3.750000e+001 1.375000e+002 10.6 1443.0 -37.5 1.425000e+002 1.564000e+001 1444.0 -37.5 147.5 1.670000e+001 1445 -37.5 152.5 0.9 1449 -3.750000e+001 172.5 15.1 1450.0 -3.750000e+001 1.775000e+002 15.5 1473.0 -37.5 -6.750000e+001 1.778000e+001 1474.0 -37.5 -62.5 2.051000e+001 1475 -37.5 -57.5 20.2 1521 -4.250000e+001 172.5 15.3 1522.0 -4.250000e+001 1.775000e+002 16.1 1545.0 -42.5 -6.750000e+001 1.684000e+001 1546.0 -42.5 -62.5 1.844000e+001 1592 -47.5 167.5 13.3 1593 -4.750000e+001 172.5 15.4 1616.0 -4.750000e+001 -7.250000e+001 15.3 1617.0 -47.5 -6.750000e+001 1.670000e+001 1661.0 -52.5 -55.0 1.407000e+001