UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042912.upa.cvt Date: 1200Z 29 APR 25 Searching for PAFA... Searching the city database file for: PAFA ... Date:1200Z 29 APR 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 40 SFC 988 138 -0.5 -6.5 64 6.0 -2.6 0 0 273.6 274.0 271.2 280.2 2.37 2 986 154 1.4 -4.6 64 6.0 -0.9 353 0 275.7 276.1 273.1 283.3 2.75 3 976 236 1.6 -5.4 60 7.0 -1.0 319 1 276.7 277.1 273.4 284.0 2.61 4 932 607 0.0 -7.0 59 7.0 -2.5 250 2 278.7 279.1 274.3 285.5 2.42 5 925 667 -0.5 -6.5 64 6.0 -2.7 200 2 278.8 279.2 274.5 285.9 2.54 6 883 1037 -2.5 -7.1 71 4.6 -4.1 244 7 280.5 280.9 275.5 287.7 2.54 7 864 1209 -3.9 -5.7 87 1.8 -4.6 250 11 280.7 281.2 276.1 288.9 2.89 8 859 1255 -3.5 -5.4 87 1.9 -4.2 254 11 281.6 282.1 276.7 290.0 2.97 9 850 1338 -3.9 -5.5 89 1.6 -4.5 265 10 282.1 282.6 276.9 290.5 2.98 10 841 1422 -4.5 -5.7 91 1.2 -5.0 274 10 282.3 282.8 277.0 290.7 2.97 11 827 1554 -4.9 -6.1 91 1.2 -5.3 281 10 283.2 283.7 277.4 291.6 2.93 12 824 1582 -4.7 -6.6 87 1.9 -5.4 276 11 283.7 284.2 277.6 291.8 2.83 13 807 1746 -6.1 -7.2 92 1.1 -6.5 249 12 283.9 284.4 277.6 291.8 2.76 14 795 1863 -6.3 -10.2 74 3.9 -7.6 234 13 284.9 285.3 277.3 291.4 2.21 15 783 1982 -6.7 -10.1 77 3.4 -7.8 230 11 285.8 286.2 277.8 292.4 2.26 16 780 2012 -6.9 -10.3 77 3.4 -8.0 229 11 285.9 286.2 277.9 292.4 2.24 17 726 2566 -12.1 -12.1 100 0.0 -12.1 213 7 286.1 286.4 277.7 292.2 2.08 18 723 2598 -11.3 -12.4 92 1.1 -11.6 212 8 287.3 287.7 278.3 293.3 2.04 19 702 2823 -13.1 -13.7 95 0.6 -13.3 202 8 287.7 288.1 278.3 293.3 1.89 20 700 2845 -13.3 -14.1 94 0.8 -13.5 200 8 287.8 288.1 278.2 293.2 1.83 21 687 2987 -13.9 -16.4 81 2.5 -14.6 199 9 288.6 288.9 278.3 293.3 1.54 22 670 3177 -14.9 -18.2 76 3.3 -15.7 197 9 289.6 289.8 278.5 293.7 1.36 23 641 3509 -17.9 -19.3 89 1.4 -18.2 197 11 289.9 290.1 278.5 293.8 1.29 24 612 3853 -20.3 -22.5 83 2.2 -20.7 206 12 291.0 291.2 278.7 294.2 1.03 25 600 3999 -21.5 -25.5 70 4.0 -22.2 210 11 291.2 291.4 278.5 293.7 0.80 26 588 4147 -22.7 -25.5 78 2.8 -23.2 215 11 291.5 291.7 278.7 294.1 0.82 27 582 4222 -23.5 -26.3 78 2.8 -23.9 218 11 291.4 291.6 278.6 293.9 0.77 28 573 4336 -24.3 -29.2 64 4.9 -25.0 219 11 291.8 291.9 278.5 293.7 0.60 29 551 4619 -26.9 -30.1 74 3.2 -27.3 212 13 292.0 292.1 278.6 293.8 0.57 30 543 4724 -27.7 -31.6 69 3.9 -28.2 209 13 292.3 292.4 278.6 293.9 0.50 31 521 5019 -30.5 -32.0 87 1.5 -30.7 199 14 292.4 292.5 278.6 294.0 0.50 32 520 5033 -30.7 -32.1 87 1.4 -30.9 198 14 292.3 292.4 278.6 293.9 0.50 33 519 5046 -30.9 -32.7 84 1.8 -31.1 197 14 292.2 292.3 278.5 293.8 0.47 34 516 5088 -30.9 -34.2 73 3.3 -31.2 195 14 292.7 292.8 278.6 294.1 0.41 35 512 5143 -31.5 -33.8 80 2.3 -31.7 192 14 292.6 292.7 278.6 294.0 0.43 36 507 5212 -31.9 -35.7 69 3.8 -32.3 196 15 293.0 293.0 278.7 294.2 0.36 37 503 5268 -31.9 -37.9 55 6.0 -32.4 210 17 293.6 293.7 278.9 294.6 0.29 38 500 5310 -31.9 -40.9 41 9.0 -32.6 220 18 294.1 294.2 279.0 294.9 0.21 39 499 5324 -31.7 -41.7 37 10.0 -32.5 221 18 294.6 294.6 279.2 295.2 0.20 40 466 5806 -33.3 -58.3 6 25.0 -34.4 243 24 298.4 298.4 280.7 298.5 0.03 41 439 6224 -34.9 -55.9 10 21.0 -35.8 252 35 301.5 301.5 282.0 301.7 0.04 42 417 6582 -36.7 -57.7 10 21.0 -37.5 258 51 303.7 303.7 282.9 303.8 0.04 43 409 6716 -36.5 -59.5 7 23.0 -37.4 260 56 305.6 305.6 283.7 305.7 0.03 44 400 6870 -36.7 -59.7 7 23.0 -37.6 260 60 307.3 307.3 284.4 307.4 0.03 45 386 7116 -38.1 -55.1 15 17.0 -38.8 258 63 308.6 308.6 284.9 308.8 0.06 46 381 7205 -38.1 -59.1 9 21.0 -38.9 258 64 309.8 309.8 285.2 309.9 0.03 47 377 7278 -38.3 -54.3 17 16.0 -39.0 257 65 310.4 310.4 285.5 310.7 0.06 48 376 7296 -38.3 -52.3 22 14.0 -39.0 257 65 310.7 310.7 285.7 311.0 0.08 49 353 7727 -41.7 -56.7 18 15.0 -42.3 255 69 311.7 311.8 286.0 311.9 0.05 50 339 8000 -43.3 -57.3 20 14.0 -43.8 255 69 313.2 313.2 286.5 313.4 0.05 51 333 8119 -44.3 -54.3 32 10.0 -44.7 255 70 313.4 313.4 286.6 313.7 0.07 52 331 8160 -44.5 -55.5 28 11.0 -44.9 255 70 313.7 313.7 286.7 313.9 0.06 53 320 8385 -46.3 -56.3 31 10.0 -46.6 255 70 314.2 314.3 286.9 314.5 0.06 54 318 8427 -46.7 -54.7 40 8.0 -47.0 255 70 314.3 314.3 286.9 314.5 0.07 55 316 8468 -47.1 -53.1 50 6.0 -47.3 255 70 314.3 314.3 286.9 314.6 0.09 56 310 8595 -48.1 -56.1 39 8.0 -48.3 256 70 314.6 314.6 287.0 314.8 0.06 57 300 8810 -49.5 -56.5 44 7.0 -49.7 260 70 315.6 315.6 287.3 315.8 0.06 58 279 9284 -52.3 -62.3 29 10.0 -52.5 255 63 318.2 318.2 288.2 318.3 0.03 59 250 10000 -49.3 -74.3 4 25.0 -49.7 260 40 332.8 332.8 292.4 332.8 0.01 60 200 11470 -46.9 -80.9 1 34.0 -47.6 260 31 358.5 358.5 298.4 358.5 0.00 61 150 13380 -47.7 -81.7 1 34.0 -48.5 265 21 387.9 387.9 303.5 387.9 0.00 62 100 16050 -49.1 -83.1 1 34.0 -50.1 255 20 432.9 432.9 309.1 432.9 0.00 63 82 17342 -51.7 -84.7 1 33.0 -52.7 272 18 452.8 452.8 311.1 452.8 0.00 64 76 17835 -50.3 -84.3 1 34.0 -51.5 270 16 465.7 465.7 312.3 465.7 0.00 65 70 18370 -50.9 -84.9 1 34.0 -52.1 275 11 475.5 475.5 313.1 475.5 0.00 66 63 19055 -51.5 -84.5 1 33.0 -52.7 259 11 488.7 488.7 314.1 488.7 0.00 67 50 20560 -50.1 -85.1 1 35.0 -51.8 280 4 525.4 525.4 316.6 525.4 0.01 68 48 20826 -49.7 -84.7 1 35.0 -51.5 261 6 532.5 532.5 317.1 532.6 0.01 69 42 21696 -50.9 -84.9 1 34.0 -52.7 251 10 550.3 550.3 318.1 550.3 0.01 70 40 22015 -48.7 -84.7 1 36.0 -51.0 229 9 563.5 563.5 318.8 563.6 0.01 71 31 23677 -51.5 -85.5 1 34.0 -53.7 115 3 598.6 598.6 320.6 598.7 0.01 72 30 23890 -51.1 -85.1 1 34.0 -53.4 100 2 605.3 605.3 320.9 605.4 0.01 73 28 24340 -49.5 -84.5 1 35.0 -52.4 187 4 621.8 621.8 321.6 621.9 0.01 74 26 24825 -50.5 -85.5 1 35.0 -53.2 169 5 632.3 632.3 322.0 632.4 0.01 75 22 25921 -47.7 -83.7 1 36.0 -51.7 106 8 671.6 671.6 323.5 671.7 0.02 76 20 26550 -47.9 -83.9 1 36.0 -52.0 70 9 689.6 689.6 324.1 689.7 0.02 77 17 27624 -47.1 -83.1 1 36.0 -52.0 351 5 724.9 724.9 325.2 725.1 0.02 78 16 28024 -48.5 -84.5 1 36.0 -53.1 352 6 733.0 733.0 325.4 733.2 0.02 79 15 28451 -46.3 -83.3 1 37.0 -51.9 353 8 754.0 754.0 326.0 754.2 0.03 80 13 29398 -47.9 -83.9 1 36.0 -53.4 38 14 780.0 780.0 326.7 780.2 0.03 81 10 31140 -44.9 -82.9 1 38.0 -52.7 70 17 851.9 852.0 328.4 852.3 0.04 82 9.8 31275 -44.9 -82.9 1 38.0 -52.7 68 17 856.9 856.9 328.5 857.3 0.04 83 7.7 32902 -41.1 -81.1 1 40.0 -52.0 41 13 933.4 933.4 330.1 934.1 0.07 84 7.6 32991 -41.1 -81.1 1 40.0 -52.1 39 13 936.8 936.9 330.1 937.6 0.07 85 7.2 33359 -40.9 -80.9 1 40.0 -52.2 33 12 952.3 952.3 330.4 953.1 0.08 86 7.0 33550 -41.7 -81.7 1 40.0 -52.7 30 12 956.7 956.7 330.5 957.4 0.07 87 6.8 33746 -41.9 -81.9 1 40.0 -52.9 963.8 963.8 330.6 964.6 0.07 TRP 279 9284 -52.3 -62.3 29 10.0 -52.5 255 63 318.2 318.2 288.2 318.3 0.03 WND 318 8427 -46.7 -54.7 40 8.0 -47.0 255 70 314.3 314.3 286.9 314.5 0.07 Sounding variables and indices 1000-500 mb thick: 5270.00 m Freezing level: Surface below freezing Freezing level: 987.47 mb = 142.28 m = 466.78 ft Freezing level: 932.00 mb = 606.70 m = 1990.46 ft Wetbulb zero: Below ground Precipitable water: 0.37 inches Sfc-500 mean rel hum: 78.31 % Est. max temperature: 8.37 C = 47.06 F Sfc-Lift cond lev (LCL): 899.32 mb = 891.12 m = 2923.58 ft T: -1.71 C 700-500 lapse rate: 7.55 C/km ThetaE index: 0.46 C Layer 795.0- 783.0 mb Conv cond level (CCL): 756.80 mb = 2245.27 m = 7366.30 ft Mean mixing ratio: 2.54 g/kg Conv temperature: 11.83 C = 53.29 F Cap Strength: 7.46 C Lifted Index: 7.81 C Risk: None Lifted Index @300 mb: 21.44 C Lifted Index @700 mb: 5.43 C Showalter Index: 3.94 C Risk: None Total Totals Index: 54.40 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 28.00 C Cross Totals Index: 26.40 C K Index: 21.70 Risk: 20-40 % chance of thunderstorms Sweat Index: 146.00 Risk: None Energy Index: 0.89 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 15.83 J/kg Max Up Vert Vel: 5.63 m/s Conv Inhibition (B-): 82407.16 J/kg Cap Strength: 6.84 C Lift Cond Lev (LCL): 848.81 mb = 1349.08 m = 4426.08 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 255 at 9 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 ---------------------------------------------------------- 0 988 138 0 0 -0.0 -0.0 | 75 9 -8.2 -2.2 1 968 305 290 1 0.9 -0.3 | 71 8 -7.3 -2.6 2 932 610 250 2 1.9 0.7 | 76 7 -6.3 -1.5 3 925 667 200 2 0.7 1.9 | 87 8 -7.5 -0.3 4 897 914 240 4 3.5 2.0 | 87 5 -4.8 -0.2 5 863 1219 250 11 10.3 3.8 | 234 3 2.1 1.5 6 850 1338 265 10 10.0 0.9 | 308 2 1.7 -1.3 7 830 1524 285 10 9.7 -2.6 | 343 5 1.4 -4.8 8 798 1829 235 13 10.6 7.5 | 205 6 2.4 5.2 9 767 2134 225 9 6.4 6.4 | 156 5 -1.9 4.1 10 738 2438 215 7 4.0 5.7 | 130 5 -4.2 3.5 11 709 2743 210 8 4.0 6.9 | 138 6 -4.2 4.7 12 700 2845 200 8 2.7 7.5 | 134 8 -5.5 5.3 13 653 3353 195 10 2.6 9.7 | 143 9 -5.6 7.4 14 627 3658 200 12 4.1 11.3 | 156 10 -4.1 9.1 15 576 4267 220 11 7.1 8.4 | 170 6 -1.1 6.2 16 530 4877 205 14 5.9 12.7 | 168 11 -2.3 10.5 17 509 5182 190 14 2.4 13.8 | 153 13 -5.8 11.6 18 500 5310 220 18 11.6 13.8 | 196 12 3.4 11.6 19 488 5486 235 17 13.9 9.8 | 217 9 5.7 7.5 20 447 6096 250 30 28.2 10.3 | 248 22 20.0 8.0 21 410 6706 260 56 55.1 9.7 | 261 48 46.9 7.5 22 400 6870 260 60 59.1 10.4 | 261 52 50.9 8.2 23 358 7620 255 69 66.6 17.9 | 255 60 58.4 15.6 24 318 8427 255 70 67.6 18.1 | 255 61 59.4 15.9 25 313 8534 255 70 67.6 18.1 | 255 61 59.4 15.9 26 300 8810 260 70 68.9 12.2 | 261 62 60.7 9.9 27 285 9144 260 69 68.0 12.0 | 261 61 59.7 9.8 28 279 9284 255 63 60.9 16.3 | 255 54 52.6 14.1 29 272 9449 260 66 65.0 11.5 | 261 58 56.8 9.2 30 250 10000 260 40 39.4 6.9 | 261 32 31.2 4.7 31 237 10363 255 35 33.8 9.1 | 255 26 25.6 6.8 32 200 11470 260 31 30.5 5.4 | 262 23 22.3 3.2 33 179 12192 255 27 26.1 7.0 | 255 18 17.9 4.8 34 150 13380 265 21 20.9 1.8 | 272 13 12.7 -0.4 35 149 13411 265 20 19.9 1.7 | 272 12 11.7 -0.5 36 130 14326 265 25 24.9 2.2 | 270 17 16.7 -0.0 37 124 14630 250 24 22.6 8.2 | 247 16 14.3 6.0 38 118 14935 270 22 22.0 -0.0 | 279 14 13.8 -2.2 39 113 15240 250 16 15.0 5.5 | 244 8 6.8 3.3 40 100 16050 255 20 19.3 5.2 | 255 11 11.1 3.0 41 98 16154 255 20 19.3 5.2 | 255 11 11.1 3.0 42 90 16764 260 17 16.7 3.0 | 265 9 8.5 0.7 43 86 17069 245 13 11.8 5.5 | 227 5 3.6 3.3 44 82 17374 275 19 18.9 -1.7 | 290 11 10.7 -3.9 45 78 17678 260 18 17.7 3.1 | 265 10 9.5 0.9 46 74 17983 280 14 13.8 -2.4 | 310 7 5.6 -4.6 47 71 18288 280 18 17.7 -3.1 | 299 11 9.5 -5.3 48 70 18370 275 11 11.0 -1.0 | 319 4 2.7 -3.2 49 65 18898 275 12 12.0 -1.0 | 311 5 3.7 -3.3 50 62 19202 245 10 9.1 4.2 | 203 2 0.8 2.0 51 59 19507 275 11 11.0 -1.0 | 319 4 2.7 -3.2 52 50 20560 280 4 3.9 -0.7 | 56 5 -4.3 -2.9 53 44 21336 225 9 6.4 6.4 | 156 5 -1.9 4.1 54 42 21641 255 10 9.7 2.6 | 255 1 1.4 0.4 55 30 23890 100 2 -2.0 0.3 | 80 10 -10.2 -1.9 56 28 24384 195 4 1.0 3.9 | 103 7 -7.2 1.6 57 20 26550 70 9 -8.5 -3.1 | 72 17 -16.7 -5.3 58 18 27127 70 10 -9.4 -3.4 | 72 18 -17.6 -5.6 59 18 27432 350 4 0.7 -3.9 | 51 10 -7.5 -6.2 60 14 28956 355 10 0.9 -10.0 | 31 14 -7.3 -12.2 61 13 29261 35 12 -6.9 -9.8 | 51 19 -15.1 -12.0 62 12 29870 50 22 -16.9 -14.1 | 57 30 -25.1 -16.4 63 12 30175 65 17 -15.4 -7.2 | 68 25 -23.6 -9.4 64 10 31140 70 17 -16.0 -5.8 | 72 25 -24.2 -8.0 65 7 33550 30 12 -6.0 -10.4 | 48 19 -14.2 -12.6 Wind Parameters Mean winds (0-6000m): 224.9 at 11.3 knts Storm direction: 254.9 at 8.5 knts Shear (0-3000m) pos: 1.7 neg: 2.0 tot: 3.7 10-3/s Storm rel Dir Shear (0-3000m): 64.9 deg Storm rel helicity (0-3000m) pos: 12.3 neg: -19.2 tot: -6.9 m^2/s^2 ave: -2.3 10^-3 m/s^2 rel: -0.08 Storm rel vorticity (0-3000m) horiz: 6.9 stream: -0.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.10 Bulk Shear: 14.45 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 ------------------------------------------------------------------------------- 500 265 1 73 7| 0.0 2.1 2.1| 2.7 -1.4 1.4 2.7 0.27| 3.4 0.9 1000 244 3 81 6| 3.8 1.0 4.8| 5.9 -1.4 4.5 4.5 0.45| 6.0 2.7 1500 259 5 68 3| 3.3 0.7 4.0| 9.3 -4.2 5.2 3.5 0.37| 7.8 2.9 2000 250 7 96 2| 2.5 2.0 4.5| 9.3 -15.4 -6.1 -3.0 -0.06| 8.8 -0.5 2500 242 7 119 2| 2.0 1.9 3.9| 10.2 -18.3 -8.1 -3.3 -0.10| 7.7 -0.8 3000 234 7 131 3| 1.7 2.0 3.7| 12.3 -19.2 -6.9 -2.3 -0.08| 6.9 -0.5 4000 222 8 146 5| 1.7 1.5 3.3| 22.4 -19.2 3.3 0.8 0.02| 6.0 0.1 5000 218 9 153 6| 1.4 1.8 3.2| 23.2 -27.9 -4.7 -0.9 -0.03| 5.6 -0.1 6000 225 11 178 6| 3.5 1.5 5.0| 96.5 -27.9 68.6 11.4 0.23| 7.2 1.7 Wrote GIF file: /home/apache/climate/data/raob//PAFA/skewt/PAFA.skewt.20250429.12.gif