UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101812.upa.cvt Date: 1200Z 18 OCT 25 Searching for PAFA... Searching the city database file for: PAFA ... Date:1200Z 18 OCT 25 Station: PAFA WMO ident: 70261 Latitude: 64.82 Longitude: -147.87 Elevation: 138.00 ------------------------------------------------------------------------------- LEV PRES HGHT TEMP DEWP RH DD WETB DIR SPD THETA THE-V THE-W THE-E W mb m C C % C C deg knt K K K K g/kg ------------------------------------------------------------------------------- 0 1000 51 SFC 989 138 -0.7 -1.0 98 0.3 -0.8 0 0 273.3 273.9 272.9 283.0 3.59 2 985 171 0.2 0.2 100 0.0 0.2 326 0 274.5 275.2 274.1 285.2 3.94 3 925 674 -2.1 -3.0 94 0.9 -2.4 255 5 277.2 277.7 274.7 286.3 3.31 4 901 882 -3.5 -4.2 95 0.7 -3.8 251 7 277.8 278.3 274.8 286.4 3.10 5 897 918 -3.3 -4.6 91 1.3 -3.8 250 7 278.4 278.9 275.0 286.8 3.02 6 884 1033 -4.3 -6.1 87 1.8 -5.0 244 7 278.5 279.0 274.6 286.2 2.74 7 850 1341 -6.7 -7.4 95 0.7 -7.0 240 7 279.1 279.6 274.8 286.4 2.58 8 831 1517 -8.1 -8.1 100 0.0 -8.1 250 11 279.5 279.9 274.8 286.5 2.49 9 824 1583 -7.3 -7.7 97 0.4 -7.4 250 11 281.0 281.4 275.8 288.4 2.60 10 742 2394 -10.9 -12.3 89 1.4 -11.3 257 12 285.6 286.0 277.4 291.5 2.00 11 719 2635 -12.3 -14.2 86 1.9 -12.8 249 10 286.7 287.0 277.6 291.9 1.77 12 700 2839 -13.7 -15.2 88 1.5 -14.1 240 10 287.3 287.6 277.8 292.3 1.67 13 688 2970 -14.7 -15.7 92 1.0 -15.0 243 11 287.6 287.9 277.9 292.5 1.63 14 639 3524 -18.3 -20.3 84 2.0 -18.7 222 10 289.7 289.9 278.3 293.3 1.19 15 610 3868 -20.7 -21.8 91 1.1 -20.9 224 12 290.8 291.0 278.7 294.2 1.09 16 606 3917 -20.7 -22.9 82 2.2 -21.1 227 12 291.3 291.5 278.8 294.4 1.00 17 587 4152 -21.9 -24.7 78 2.8 -22.4 224 14 292.6 292.8 279.3 295.4 0.88 18 557 4535 -24.5 -27.3 78 2.8 -24.9 220 16 294.0 294.1 279.7 296.3 0.73 19 554 4574 -24.7 -27.8 75 3.1 -25.2 220 16 294.2 294.3 279.7 296.4 0.70 20 522 5003 -28.3 -30.1 84 1.8 -28.5 218 16 294.9 295.0 279.9 296.8 0.60 21 517 5072 -28.5 -32.4 69 3.9 -29.0 217 15 295.5 295.5 280.0 297.0 0.49 22 500 5310 -30.9 -32.7 84 1.8 -31.1 235 11 295.4 295.5 280.0 297.0 0.49 23 482 5569 -33.1 -33.6 95 0.5 -33.1 231 12 295.8 295.9 280.1 297.3 0.46 24 478 5628 -33.5 -34.6 90 1.1 -33.6 228 13 296.0 296.1 280.2 297.4 0.42 25 473 5702 -34.3 -34.8 95 0.5 -34.3 225 14 295.9 296.0 280.1 297.3 0.42 26 469 5761 -34.7 -35.1 96 0.4 -34.7 222 15 296.1 296.2 280.2 297.5 0.41 27 466 5806 -35.1 -36.4 88 1.3 -35.2 220 16 296.1 296.2 280.1 297.4 0.36 28 462 5866 -35.7 -38.2 78 2.5 -35.9 222 15 296.1 296.2 280.1 297.2 0.31 29 460 5897 -35.7 -42.7 49 7.0 -36.2 223 15 296.5 296.5 280.1 297.2 0.19 30 459 5912 -35.7 -44.7 39 9.0 -36.2 224 15 296.7 296.7 280.1 297.2 0.16 31 457 5942 -35.9 -44.9 39 9.0 -36.5 225 14 296.8 296.8 280.1 297.3 0.15 32 449 6065 -36.5 -47.5 31 11.0 -37.1 229 13 297.6 297.6 280.4 298.0 0.12 33 445 6127 -36.9 -45.9 39 9.0 -37.4 230 12 297.8 297.8 280.6 298.3 0.14 34 442 6174 -36.7 -49.7 25 13.0 -37.4 229 12 298.6 298.7 280.9 299.0 0.09 35 421 6510 -38.9 -51.9 24 13.0 -39.5 225 9 300.0 300.0 281.4 300.3 0.08 36 400 6860 -41.3 -52.3 29 11.0 -41.8 220 7 301.3 301.3 282.0 301.6 0.08 37 399 6877 -41.5 -52.5 29 11.0 -41.9 219 7 301.3 301.3 282.0 301.5 0.07 38 392 6997 -42.5 -50.5 41 8.0 -42.8 208 6 301.5 301.5 282.1 301.8 0.10 39 384 7136 -43.5 -51.5 41 8.0 -43.8 196 6 302.0 302.0 282.3 302.3 0.09 40 380 7207 -43.5 -56.5 22 13.0 -43.9 190 6 302.9 302.9 282.6 303.0 0.05 41 356 7645 -45.1 -61.1 15 16.0 -45.5 158 9 306.4 306.4 284.0 306.5 0.03 42 325 8249 -49.1 -58.1 34 9.0 -49.3 115 15 309.0 309.0 285.0 309.2 0.05 43 312 8516 -51.1 -59.1 38 8.0 -51.2 124 17 309.8 309.8 285.3 310.0 0.04 44 307 8621 -51.9 -62.9 26 11.0 -52.1 121 18 310.1 310.1 285.4 310.2 0.03 45 300 8770 -52.9 -62.9 29 10.0 -53.1 115 19 310.8 310.8 285.7 310.9 0.03 46 284 9122 -55.5 -64.5 32 9.0 -55.6 115 21 312.0 312.0 286.1 312.1 0.02 47 267 9514 -57.5 -65.5 35 8.0 -57.6 110 17 314.6 314.6 287.0 314.7 0.02 48 259 9706 -57.7 -65.7 35 8.0 -57.8 110 17 317.1 317.1 287.8 317.1 0.02 49 250 9930 -57.5 -68.5 23 11.0 -57.6 140 15 320.6 320.6 288.9 320.6 0.02 50 247 10006 -56.5 -69.5 18 13.0 -56.6 140 16 323.2 323.2 289.8 323.2 0.01 51 218 10799 -54.1 -77.1 4 23.0 -54.4 157 15 338.6 338.6 294.0 338.7 0.00 52 213 10946 -54.9 -77.9 4 23.0 -55.2 166 15 339.7 339.7 294.3 339.7 0.00 53 207 11129 -52.9 -78.9 3 26.0 -53.2 177 15 345.6 345.6 295.7 345.6 0.00 54 200 11350 -52.9 -79.9 2 27.0 -53.2 190 15 349.0 349.0 296.4 349.0 0.00 55 192 11613 -53.3 -80.3 2 27.0 -53.7 202 14 352.5 352.5 297.1 352.5 0.00 56 188 11748 -52.3 -80.3 2 28.0 -52.7 209 14 356.2 356.2 298.0 356.2 0.00 57 181 11992 -53.3 -81.3 2 28.0 -53.7 219 13 358.5 358.5 298.4 358.5 0.00 58 162 12709 -50.7 -81.7 1 31.0 -51.2 210 15 374.4 374.4 301.3 374.4 0.00 59 150 13210 -50.7 -81.7 1 31.0 -51.3 205 19 382.7 382.7 302.7 382.7 0.00 60 100 15860 -49.7 -82.7 1 33.0 -50.7 205 23 431.7 431.7 309.0 431.7 0.00 61 84 17004 -47.9 -82.9 1 35.0 -49.3 227 21 457.4 457.4 311.5 457.5 0.00 62 81 17243 -49.3 -83.3 1 34.0 -50.5 232 16 459.3 459.3 311.7 459.4 0.00 63 77 17576 -47.5 -82.5 1 35.0 -49.0 192 11 469.8 469.8 312.6 469.8 0.01 64 73 17926 -50.3 -83.3 1 33.0 -51.5 186 22 471.1 471.1 312.7 471.1 0.01 65 70 18200 -50.1 -84.1 1 34.0 -51.4 220 23 477.2 477.2 313.2 477.2 0.00 66 69 18294 -50.5 -84.5 1 34.0 -51.7 200 26 478.3 478.3 313.3 478.3 0.00 67 67 18485 -49.3 -83.3 1 34.0 -50.7 216 24 485.0 485.0 313.8 485.0 0.01 68 60 19207 -49.3 -83.3 1 34.0 -50.9 240 27 500.5 500.5 315.0 500.5 0.01 69 53 20013 -52.1 -85.1 1 33.0 -53.4 220 25 512.1 512.1 315.8 512.1 0.01 70 50 20390 -50.7 -84.7 1 34.0 -52.3 225 33 524.0 524.0 316.5 524.0 0.01 71 49 20522 -50.7 -84.7 1 34.0 -52.3 215 30 527.0 527.0 316.8 527.1 0.01 72 42 21521 -52.9 -85.9 1 33.0 -54.4 229 13 545.3 545.3 317.8 545.4 0.01 73 42 21521 -51.9 -84.9 1 33.0 -53.5 229 13 547.8 547.8 318.0 547.9 0.01 74 39 22000 -52.7 -85.7 1 33.0 -54.3 245 15 557.5 557.5 318.5 557.6 0.01 75 38 22169 -50.3 -85.3 1 35.0 -52.4 245 18 567.8 567.8 319.0 567.8 0.01 76 33 23080 -55.1 -87.1 1 32.0 -56.5 271 18 578.4 578.4 319.6 578.5 0.01 77 30 23690 -54.1 -86.1 1 32.0 -55.8 305 16 597.2 597.2 320.5 597.2 0.01 78 28 24132 -55.3 -87.3 1 32.0 -56.9 298 13 605.7 605.7 320.9 605.8 0.01 79 25 24859 -52.9 -85.9 1 33.0 -55.2 251 14 632.6 632.6 322.0 632.6 0.01 80 20 26290 -55.7 -87.7 1 32.0 -57.8 290 12 665.7 665.7 323.3 665.7 0.01 81 18 26960 -56.5 -87.5 1 31.0 -58.6 301 11 683.5 683.5 323.9 683.6 0.01 82 16 27708 -56.5 -87.5 1 31.0 -58.7 304 18 706.9 706.9 324.7 707.0 0.01 83 15 28118 -56.1 -88.1 1 32.0 -58.6 325 14 721.4 721.4 325.1 721.5 0.01 84 14 28559 -53.7 -86.7 1 33.0 -57.0 307 10 743.9 744.0 325.8 744.1 0.02 85 13 29034 -55.3 -87.3 1 32.0 -58.3 319 18 754.3 754.4 326.1 754.5 0.01 86 11 30101 -54.9 -87.9 1 33.0 -58.4 332 31 792.7 792.7 327.1 792.8 0.02 87 10 30710 -55.1 -87.1 1 32.0 -58.7 325 32 813.9 813.9 327.6 814.0 0.02 88 9.9 30774 -54.9 -86.9 1 32.0 -58.6 325 33 817.0 817.0 327.7 817.1 0.02 89 9.3 31172 -56.7 -87.7 1 31.0 -60.0 325 37 824.8 824.9 327.8 825.0 0.02 90 8.3 31894 -56.3 -88.3 1 32.0 -60.0 325 45 853.7 853.7 328.5 853.9 0.02 91 7.2 32793 -58.1 -89.1 1 31.0 -61.6 325 54 881.7 881.8 329.1 881.9 0.02 92 7.0 32970 -57.9 -88.9 1 31.0 -61.6 325 56 889.7 889.7 329.2 889.9 0.02 93 6.9 33061 -58.1 -89.1 1 31.0 -61.7 892.5 892.6 329.2 892.7 0.02 94 6.5 33438 -57.1 -89.1 1 32.0 -61.2 912.1 912.2 329.7 912.3 0.02 TRP 267 9514 -57.5 -65.5 35 8.0 -57.6 110 17 314.6 314.6 287.0 314.7 0.02 WND Sounding variables and indices 1000-500 mb thick: 5259.00 m Freezing level: Surface below freezing Freezing level: 985.89 mb = 163.32 m = 535.81 ft Freezing level: 979.78 mb = 214.33 m = 703.18 ft Wetbulb zero: Below ground Precipitable water: 0.41 inches Sfc-500 mean rel hum: 87.88 % Est. max temperature: 5.29 C = 41.52 F Sfc-Lift cond lev (LCL): 984.23 mb = 176.83 m = 580.15 ft T: 0.17 C 700-500 lapse rate: 6.96 C/km ThetaE index: 0.63 C Layer 884.0- 850.0 mb Conv cond level (CCL): 916.19 mb = 749.92 m = 2460.35 ft Mean mixing ratio: 3.44 g/kg Conv temperature: 3.37 C = 38.07 F Cap Strength: 8.69 C Lifted Index: 8.40 C Risk: None Lifted Index @300 mb: 17.63 C Lifted Index @700 mb: 4.68 C Showalter Index: 8.05 C Risk: None Total Totals Index: 47.70 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.20 C Cross Totals Index: 23.50 C K Index: 15.30 Risk: < 20 % chance of thunderstorms Sweat Index: 25.00 Risk: None Energy Index: 2.20 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 15.31 J/kg Max Up Vert Vel: 5.53 m/s Conv Inhibition (B-): 76813.06 J/kg Cap Strength: 8.55 C Lift Cond Lev (LCL): 928.91 mb = 640.18 m = 2100.30 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 263 at 8 knt ---------------------------------------------------------- TRUE/GROUND REL | STORM REL LEV P H DIR SPD U V | DIR SPD U V mb m knt m/s | knt m/s ---------------------------------------------------------- 0 989 138 0 0 -0.0 -0.0 | 83 8 -8.1 -1.0 1 969 305 185 1 0.1 1.0 | 90 8 -8.0 0.0 2 932 610 250 6 5.6 2.1 | 114 3 -2.5 1.1 3 925 674 255 5 4.8 1.3 | 96 3 -3.3 0.3 4 897 914 250 7 6.6 2.4 | 133 2 -1.5 1.4 5 863 1219 235 6 4.9 3.4 | 128 4 -3.2 2.5 6 850 1341 240 7 6.1 3.5 | 141 3 -2.1 2.5 7 830 1524 250 11 10.3 3.8 | 218 4 2.2 2.8 8 798 1829 250 11 10.3 3.8 | 218 4 2.2 2.8 9 767 2134 265 11 11.0 1.0 | 270 3 2.8 0.0 10 737 2438 255 12 11.6 3.1 | 238 4 3.5 2.2 11 709 2743 245 9 8.2 3.8 | 181 3 0.0 2.8 12 700 2839 240 10 8.7 5.0 | 188 4 0.5 4.0 13 680 3048 245 11 10.0 4.6 | 207 4 1.8 3.7 14 626 3658 215 10 5.7 8.2 | 162 8 -2.4 7.2 15 601 3962 230 13 10.0 8.4 | 194 8 1.8 7.4 16 576 4267 220 14 9.0 10.7 | 185 10 0.9 9.8 17 530 4877 220 18 11.6 13.8 | 195 13 3.4 12.8 18 509 5182 215 13 7.5 10.6 | 176 10 -0.7 9.7 19 500 5310 235 11 9.0 6.3 | 189 5 0.9 5.4 20 487 5486 235 11 9.0 6.3 | 189 5 0.9 5.4 21 467 5791 220 16 10.3 12.3 | 191 12 2.2 11.3 22 447 6096 230 12 9.2 7.7 | 189 7 1.1 6.8 23 400 6860 220 7 4.5 5.4 | 141 6 -3.6 4.4 24 373 7315 180 5 0.0 5.0 | 116 9 -8.1 4.0 25 357 7620 160 9 -3.1 8.5 | 124 13 -11.2 7.5 26 341 7925 105 13 -12.6 3.4 | 97 21 -20.7 2.4 27 311 8534 125 17 -13.9 9.8 | 112 24 -22.0 8.8 28 300 8770 115 19 -17.2 8.0 | 106 26 -25.3 7.1 29 283 9144 115 21 -19.0 8.9 | 106 28 -27.2 7.9 30 267 9514 110 17 -16.0 5.8 | 101 25 -24.1 4.9 31 257 9754 110 17 -16.0 5.8 | 101 25 -24.1 4.9 32 250 9930 140 15 -9.6 11.5 | 121 21 -17.8 10.5 33 245 10058 140 16 -10.3 12.3 | 122 22 -18.4 11.3 34 234 10363 130 15 -11.5 9.6 | 114 21 -19.6 8.7 35 200 11350 190 15 2.6 14.8 | 158 15 -5.5 13.8 36 184 11887 215 13 7.5 10.6 | 176 10 -0.7 9.7 37 176 12192 225 14 9.9 9.9 | 191 9 1.8 8.9 38 167 12497 210 16 8.0 13.9 | 179 13 -0.1 12.9 39 160 12802 210 15 7.5 13.0 | 177 12 -0.6 12.0 40 152 13106 195 15 3.9 14.5 | 163 14 -4.2 13.5 41 150 13210 205 19 8.0 17.2 | 180 16 -0.1 16.3 42 145 13411 215 15 8.6 12.3 | 182 11 0.5 11.3 43 121 14630 230 19 14.6 12.2 | 210 13 6.4 11.3 44 110 15240 210 15 7.5 13.0 | 177 12 -0.6 12.0 45 100 15850 195 17 4.4 16.4 | 166 16 -3.7 15.5 46 100 15860 205 23 9.7 20.8 | 185 20 1.6 19.9 47 96 16154 205 23 9.7 20.8 | 185 20 1.6 19.9 48 91 16459 215 31 17.8 25.4 | 202 26 9.7 24.4 49 79 17374 235 14 11.5 8.0 | 205 8 3.3 7.1 50 76 17678 170 10 -1.7 9.8 | 132 13 -9.9 8.9 51 72 17983 190 25 4.3 24.6 | 171 24 -3.8 23.7 52 70 18200 220 23 14.8 17.6 | 202 18 6.7 16.7 53 69 18288 200 26 8.9 24.4 | 182 23 0.8 23.5 54 66 18593 225 23 16.3 16.3 | 208 17 8.1 15.3 55 63 18898 230 29 22.2 18.6 | 219 23 14.1 17.7 56 60 19202 240 27 23.4 13.5 | 231 20 15.3 12.5 57 57 19507 225 11 7.8 7.8 | 177 7 -0.3 6.8 58 55 19812 200 20 6.8 18.8 | 176 18 -1.3 17.8 59 52 20117 230 27 20.7 17.4 | 217 21 12.6 16.4 60 50 20390 225 33 23.3 23.3 | 214 27 15.2 22.4 61 50 20422 210 29 14.5 25.1 | 195 25 6.4 24.2 62 47 20726 225 33 23.3 23.3 | 214 27 15.2 22.4 63 45 21031 260 25 24.6 4.3 | 258 17 16.5 3.4 64 43 21336 250 12 11.3 4.1 | 225 4 3.2 3.1 65 41 21641 215 14 8.0 11.5 | 179 11 -0.1 10.5 66 39 21946 245 14 12.7 5.9 | 223 7 4.6 5.0 67 36 22555 245 24 21.8 10.1 | 236 16 13.6 9.2 68 33 23165 275 17 16.9 -1.5 | 285 9 8.8 -2.4 69 31 23470 235 13 10.6 7.5 | 201 7 2.5 6.5 70 30 23690 305 16 13.1 -9.2 | 334 11 5.0 -10.1 71 30 23774 260 29 28.6 5.0 | 259 21 20.4 4.1 72 28 24079 305 14 11.5 -8.0 | 340 10 3.3 -9.0 73 27 24384 265 9 9.0 0.8 | 281 1 0.8 -0.2 74 26 24689 250 13 12.2 4.4 | 230 5 4.1 3.5 75 23 25298 255 18 17.4 4.7 | 248 10 9.3 3.7 76 22 25603 270 7 7.0 -0.0 | 50 1 -1.1 -1.0 77 21 25908 250 12 11.3 4.1 | 225 4 3.2 3.1 78 20 26213 245 14 12.7 5.9 | 223 7 4.6 5.0 79 20 26290 290 12 11.3 -4.1 | 328 6 3.2 -5.1 80 18 26822 310 10 7.7 -6.4 | 4 7 -0.5 -7.4 81 18 27127 290 13 12.2 -4.4 | 323 7 4.1 -5.4 82 17 27432 295 19 17.2 -8.0 | 315 13 9.1 -9.0 83 15 28042 315 16 11.3 -11.3 | 345 13 3.2 -12.3 84 14 28346 350 10 1.7 -9.8 | 31 13 -6.4 -10.8 85 14 28651 290 10 9.4 -3.4 | 344 5 1.3 -4.4 86 13 28956 320 16 10.3 -12.3 | 351 13 2.2 -13.2 87 12 29566 315 31 21.9 -21.9 | 329 27 13.8 -22.9 88 11 29870 335 31 13.1 -28.1 | 350 29 5.0 -29.1 89 10 30710 325 32 18.4 -26.2 | 339 29 10.2 -27.2 90 7 32970 325 56 32.1 -45.9 | 333 53 24.0 -46.8 Wind Parameters Mean winds (0-6000m): 233.3 at 10.9 knts Storm direction: 263.3 at 8.2 knts Shear (0-3000m) pos: 1.0 neg: 1.5 tot: 2.5 10-3/s Storm rel Dir Shear (0-3000m): 113.6 deg Storm rel helicity (0-3000m) pos: 15.3 neg: -5.9 tot: 9.5 m^2/s^2 ave: 3.2 10^-3 m/s^2 rel: 0.27 Storm rel vorticity (0-3000m) horiz: 4.9 stream: 1.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.68 Bulk Shear: 9.11 m/s Storm Parameters ------------------------------------------------------------------------------- Depth Mean Inflow| Shear | Helicity | Vorticity AGL Dir Spd Dir Spd| Pos Neg Tot| Pos Neg Tot Ave Rel | Hor Strm m knt knt| 10^-3/s | m^2/s^2 m/s^2 | 10^-3/s ------------------------------------------------------------------------------- 500 240 3 94 6| 0.0 5.7 5.7| 6.7 -0.5 6.2 12.4 0.40| 8.0 3.2 1000 246 4 102 4| 0.0 3.2 3.2| 7.6 -0.8 6.8 6.8 0.38| 5.5 2.1 1500 246 6 117 3| 1.7 2.1 3.9| 11.5 -0.8 10.7 7.1 0.55| 5.6 3.1 2000 249 7 137 2| 1.6 1.6 3.2| 13.6 -0.8 12.9 6.4 0.61| 5.0 3.0 2500 251 8 160 2| 1.2 1.4 2.7| 13.6 -4.3 9.4 3.7 0.33| 4.9 1.6 3000 250 8 171 2| 1.0 1.5 2.5| 15.3 -5.9 9.5 3.2 0.27| 4.9 1.3 4000 242 9 179 3| 1.2 1.3 2.5| 22.9 -12.3 10.6 2.6 0.20| 4.9 1.0 5000 235 10 185 5| 0.9 1.2 2.2| 28.1 -22.8 5.3 1.1 0.12| 4.8 0.6 6000 233 11 186 6| 0.9 1.0 1.9| 31.2 -24.7 6.5 1.1 0.11| 5.3 0.6 Wrote GIF file: /home/apache/climate/data/raob//PAFA/skewt/PAFA.skewt.20251018.12.gif