UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120912.upa.cvt Date: 1200Z 9 DEC 25 Searching for PAFA... Searching the city database file for: PAFA ... Date:1200Z 9 DEC 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 ------------------------------------------------------------------------------- SFC 1000 138 -33.7 -36.6 75 2.9 -33.8 65 1 239.4 239.5 239.3 239.9 0.17 1 995 174 -25.5 -30.3 64 4.8 -25.9 210 3 248.0 248.1 247.6 248.8 0.31 2 992 196 -24.5 -30.5 57 6.0 -25.0 198 3 249.2 249.3 248.7 250.1 0.30 3 982 270 -24.9 -29.9 63 5.0 -25.4 157 3 249.5 249.6 249.0 250.4 0.33 4 977 307 -23.3 -29.3 58 6.0 -23.9 139 3 251.5 251.6 250.8 252.5 0.35 5 970 360 -23.5 -29.5 58 6.0 -24.1 130 5 251.8 251.9 251.1 252.8 0.34 6 962 421 -21.5 -28.5 53 7.0 -22.2 120 7 254.5 254.5 253.4 255.5 0.38 7 957 460 -21.7 -28.7 53 7.0 -22.4 114 9 254.6 254.7 253.5 255.7 0.37 8 948 530 -20.5 -28.5 49 8.0 -21.4 103 11 256.5 256.6 255.2 257.6 0.38 9 945 553 -19.5 -28.5 45 9.0 -20.5 99 12 257.8 257.8 256.2 258.9 0.39 10 942 577 -17.3 -28.3 38 11.0 -18.7 95 13 260.3 260.3 258.2 261.4 0.39 11 933 649 -16.9 -29.9 31 13.0 -18.5 98 14 261.4 261.4 259.0 262.4 0.34 12 925 714 -17.1 -30.1 31 13.0 -18.7 110 15 261.8 261.9 259.3 262.8 0.34 13 913 812 -17.9 -30.9 31 13.0 -19.4 105 15 262.0 262.0 259.4 262.9 0.32 14 907 861 -16.7 -31.7 26 15.0 -18.5 103 16 263.7 263.8 260.7 264.6 0.30 15 889 1011 -17.5 -30.5 31 13.0 -19.1 94 15 264.4 264.5 261.3 265.4 0.34 16 876 1121 -16.5 -32.5 24 16.0 -18.4 86 13 266.6 266.6 262.8 267.4 0.28 17 868 1190 -16.7 -29.7 32 13.0 -18.4 82 12 267.0 267.1 263.3 268.2 0.37 18 860 1260 -15.5 -38.5 12 23.0 -17.9 78 12 269.0 269.0 264.3 269.5 0.16 19 850 1348 -15.3 -39.3 11 24.0 -17.8 75 12 270.1 270.1 265.0 270.6 0.15 20 839 1447 -14.5 -42.5 7 28.0 -17.3 75 11 272.0 272.0 266.2 272.3 0.11 21 836 1474 -14.7 -42.7 7 28.0 -17.5 75 11 272.0 272.1 266.3 272.4 0.11 22 819 1629 -15.1 -43.1 7 28.0 -17.9 72 11 273.2 273.2 267.1 273.5 0.10 23 814 1675 -15.3 -35.3 16 20.0 -17.7 70 11 273.5 273.5 267.5 274.2 0.23 24 810 1712 -15.7 -27.7 35 12.0 -17.5 69 11 273.4 273.5 268.0 274.9 0.48 25 776 2035 -16.3 -25.3 46 9.0 -17.8 75 9 276.2 276.3 269.9 278.1 0.63 26 762 2172 -17.1 -21.9 66 4.8 -18.0 75 8 276.7 276.9 270.7 279.3 0.87 27 746 2331 -18.1 -21.4 75 3.3 -18.7 55 9 277.3 277.5 271.2 280.1 0.93 28 740 2391 -18.1 -22.1 71 4.0 -18.8 47 9 278.0 278.1 271.5 280.6 0.88 29 722 2575 -19.1 -22.0 78 2.9 -19.6 29 11 278.9 279.0 272.1 281.5 0.91 30 712 2679 -19.1 -22.5 74 3.4 -19.7 20 12 280.0 280.1 272.6 282.6 0.88 31 700 2805 -19.7 -23.2 74 3.5 -20.3 15 12 280.7 280.8 273.0 283.2 0.84 32 651 3340 -22.7 -26.8 69 4.1 -23.3 358 10 283.2 283.3 274.1 285.2 0.65 33 625 3637 -24.9 -27.1 82 2.2 -25.2 342 14 284.0 284.1 274.6 286.0 0.66 34 591 4042 -26.9 -31.9 63 5.0 -27.5 339 16 286.2 286.3 275.4 287.6 0.45 35 588 4079 -27.1 -31.7 65 4.6 -27.6 342 16 286.4 286.5 275.5 287.9 0.46 36 577 4214 -28.3 -31.7 73 3.4 -28.7 350 17 286.6 286.6 275.6 288.0 0.47 37 567 4339 -28.7 -33.0 66 4.3 -29.2 355 18 287.5 287.6 276.0 288.9 0.42 38 560 4428 -29.5 -33.2 70 3.7 -29.9 354 19 287.6 287.7 276.1 288.9 0.42 39 557 4466 -29.9 -32.3 80 2.4 -30.2 353 20 287.6 287.6 276.2 289.0 0.46 40 549 4569 -30.3 -34.6 66 4.3 -30.7 353 21 288.3 288.3 276.4 289.5 0.37 41 537 4726 -31.9 -34.9 75 3.0 -32.2 351 24 288.2 288.3 276.3 289.4 0.37 42 536 4739 -31.9 -35.5 70 3.6 -32.2 351 24 288.4 288.4 276.4 289.5 0.35 43 535 4752 -31.9 -36.6 63 4.7 -32.3 351 24 288.5 288.6 276.4 289.5 0.31 44 533 4779 -31.9 -39.9 45 8.0 -32.5 351 24 288.8 288.9 276.4 289.6 0.22 45 531 4805 -31.3 -54.3 9 23.0 -32.4 351 25 289.8 289.9 276.6 290.0 0.04 46 529 4832 -30.9 -57.9 5 27.0 -32.1 350 25 290.6 290.6 277.0 290.7 0.03 47 500 5230 -32.9 -54.9 9 22.0 -33.9 350 29 292.9 292.9 278.2 293.1 0.04 48 467 5709 -35.9 -56.9 10 21.0 -36.7 347 34 295.0 295.0 279.1 295.1 0.04 49 422 6407 -41.3 -58.3 14 17.0 -41.8 345 43 296.7 296.7 279.9 296.9 0.03 50 411 6586 -42.1 -61.1 11 19.0 -42.6 345 45 298.0 298.0 280.5 298.0 0.02 51 400 6770 -42.9 -55.9 23 13.0 -43.3 345 48 299.2 299.2 281.1 299.4 0.05 52 381 7096 -45.5 -52.5 45 7.0 -45.7 345 52 300.0 300.0 281.4 300.3 0.08 53 364 7398 -47.3 -56.3 35 9.0 -47.6 345 55 301.5 301.5 282.1 301.7 0.05 54 310 8441 -54.5 -59.8 52 5.3 -54.6 345 76 305.6 305.6 283.7 305.8 0.04 55 306 8524 -55.1 -60.1 54 5.0 -55.2 345 74 305.9 305.9 283.8 306.1 0.04 56 300 8650 -55.1 -67.1 21 12.0 -55.2 340 64 307.7 307.7 284.5 307.7 0.02 57 250 9820 -52.9 -76.9 4 24.0 -53.2 325 42 327.4 327.4 291.0 327.4 0.00 58 200 11270 -49.9 -80.9 1 31.0 -50.4 325 31 353.8 353.8 297.4 353.8 0.00 59 150 13160 -48.5 -81.5 1 33.0 -49.3 290 32 386.5 386.5 303.3 386.5 0.00 60 100 15840 -44.7 -81.7 1 37.0 -46.3 275 22 441.4 441.4 310.0 441.4 0.01 61 83 17075 -47.7 -83.7 1 36.0 -49.1 275 31 459.4 459.4 311.7 459.4 0.00 62 80 17318 -46.5 -83.5 1 37.0 -48.1 271 44 466.7 466.7 312.4 466.8 0.00 63 73 17923 -47.9 -83.9 1 36.0 -49.4 283 44 476.2 476.2 313.1 476.2 0.00 64 70 18200 -46.9 -83.9 1 37.0 -48.6 290 42 484.1 484.1 313.8 484.1 0.00 65 68 18392 -46.3 -83.3 1 37.0 -48.2 288 43 489.4 489.4 314.2 489.4 0.01 66 62 19005 -47.7 -83.7 1 36.0 -49.5 281 29 499.4 499.4 314.9 499.4 0.01 67 55 19799 -45.9 -82.9 1 37.0 -48.2 280 38 520.9 520.9 316.4 521.0 0.01 68 50 20430 -48.5 -84.5 1 36.0 -50.5 290 38 529.2 529.2 316.9 529.2 0.01 69 48 20698 -48.9 -84.9 1 36.0 -50.9 290 37 534.4 534.4 317.2 534.5 0.01 70 41 21738 -46.5 -83.5 1 37.0 -49.3 293 51 565.1 565.1 318.9 565.1 0.01 71 32 23375 -48.5 -84.5 1 36.0 -51.3 298 43 601.2 601.2 320.7 601.3 0.01 72 30 23800 -48.1 -85.1 1 37.0 -51.1 295 45 613.5 613.5 321.2 613.6 0.01 73 28 24255 -47.9 -84.9 1 37.0 -51.2 299 49 626.3 626.3 321.7 626.4 0.01 74 22 25831 -51.7 -86.7 1 35.0 -54.5 299 39 659.7 659.7 323.0 659.8 0.01 75 20 26450 -50.9 -85.9 1 35.0 -54.1 295 48 680.4 680.4 323.8 680.5 0.01 76 15 28312 -53.3 -87.3 1 34.0 -56.5 312 53 730.7 730.7 325.4 730.8 0.01 77 14 28757 -52.5 -87.5 1 35.0 -56.1 318 57 748.0 748.0 325.9 748.1 0.01 78 13 29239 -50.3 -86.3 1 36.0 -54.9 319 58 771.7 771.7 326.5 771.8 0.02 79 12 29757 -53.7 -87.7 1 34.0 -57.3 316 57 777.5 777.5 326.7 777.6 0.01 80 10 30940 -49.5 -86.5 1 37.0 -55.2 310 53 834.8 834.8 328.1 835.0 0.02 81 10 30940 -49.1 -86.1 1 37.0 -55.0 310 53 836.3 836.3 328.1 836.5 0.02 82 9.3 31414 -51.1 -87.1 1 36.0 -56.4 846.2 846.2 328.3 846.4 0.02 83 9.1 31556 -49.9 -85.9 1 36.0 -55.8 856.1 856.1 328.5 856.3 0.03 84 7.9 32477 -51.7 -86.7 1 35.0 -57.3 884.2 884.2 329.1 884.5 0.03 85 7.8 32559 -51.9 -86.9 1 35.0 -57.5 886.6 886.6 329.2 886.9 0.03 86 7.7 32643 -50.9 -85.9 1 35.0 -56.9 893.9 894.0 329.3 894.2 0.03 87 7.3 32989 -52.7 -87.7 1 35.0 -58.2 900.3 900.3 329.4 900.6 0.02 TRP 306 8524 -55.1 -60.1 54 5.0 -55.2 345 74 305.9 305.9 283.8 306.1 0.04 WND 310 8441 -54.5 -59.8 52 5.3 -54.6 345 76 305.6 305.6 283.7 305.8 0.04 Sounding variables and indices 1000-500 mb thick: 5092.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.10 inches Sfc-500 mean rel hum: 51.37 % Est. max temperature: -3.03 C = 26.54 F Sfc-Lift cond lev (LCL): 951.57 mb = 501.71 m = 1646.00 ft T: -20.98 C 700-500 lapse rate: 5.44 C/km Conv cond level (CCL): 454.17 mb = 5900.75 m = 19359.17 ft Mean mixing ratio: 0.34 g/kg Conv temperature: 22.32 C = 72.18 F Cap Strength: 27.79 C Lifted Index: 29.19 C Risk: None Lifted Index @300 mb: 35.64 C Lifted Index @700 mb: 21.41 C Showalter Index: 18.53 C Risk: None Total Totals Index: 11.20 C Risk: None Vertical Totals Index: 17.60 C Cross Totals Index: -6.40 C K Index: -25.20 Risk: None Sweat Index: 53.00 Risk: None Energy Index: 4.77 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 76.91 J/kg Max Up Vert Vel: 12.40 m/s Conv Inhibition (B-): 83101.95 J/kg Cap Strength: 29.04 C Lift Cond Lev (LCL): 812.88 mb = 1685.70 m = 5530.45 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 38 at 13 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 1000 138 65 1 -0.9 -0.4 | 216 12 6.9 9.7 1 1000 139 230 3 2.3 1.9 | 220 16 10.1 12.1 2 978 305 140 3 -1.9 2.3 | 205 14 5.9 12.4 3 938 610 90 14 -14.0 0.0 | 149 12 -6.2 10.1 4 925 714 110 15 -14.1 5.1 | 158 17 -6.3 15.3 5 901 914 100 16 -15.8 2.8 | 149 15 -7.9 12.9 6 865 1219 80 12 -11.8 -2.1 | 154 9 -4.0 8.1 7 850 1348 75 12 -11.6 -3.1 | 152 8 -3.7 7.0 8 830 1524 75 11 -10.6 -2.8 | 159 8 -2.8 7.3 9 797 1829 65 11 -10.0 -4.6 | 159 6 -2.1 5.5 10 766 2134 80 8 -7.9 -1.4 | 180 9 -0.0 8.8 11 735 2438 40 9 -5.8 -6.9 | 212 4 2.1 3.2 12 706 2743 15 13 -3.4 -12.6 | 298 5 4.5 -2.4 13 700 2805 15 12 -3.1 -11.6 | 287 5 4.7 -1.4 14 677 3048 30 11 -5.5 -9.5 | 255 2 2.3 0.6 15 649 3353 355 10 0.9 -10.0 | 269 9 8.7 0.2 16 622 3658 340 15 5.1 -14.1 | 287 14 13.0 -4.0 17 596 3962 335 16 6.8 -14.5 | 287 15 14.6 -4.4 18 571 4267 355 17 1.5 -16.9 | 306 12 9.3 -6.8 19 525 4877 350 26 4.5 -25.6 | 321 20 12.4 -15.5 20 500 5230 350 29 5.0 -28.6 | 325 22 12.9 -18.4 21 441 6096 345 38 9.8 -36.7 | 326 32 17.7 -26.6 22 400 6770 345 48 12.4 -46.4 | 331 42 20.3 -36.2 23 351 7620 345 58 15.0 -56.0 | 334 51 22.9 -45.9 24 310 8441 345 76 19.7 -73.4 | 336 69 27.5 -63.3 25 306 8524 345 74 19.2 -71.5 | 336 67 27.0 -61.3 26 305 8534 345 76 19.7 -73.4 | 336 69 27.5 -63.3 27 300 8650 340 64 21.9 -60.1 | 329 58 29.7 -50.0 28 278 9144 345 51 13.2 -49.3 | 332 44 21.0 -39.1 29 265 9449 345 45 11.6 -43.5 | 330 39 19.5 -33.3 30 250 9820 325 42 24.1 -34.4 | 307 40 31.9 -24.3 31 219 10668 325 35 20.1 -28.7 | 304 34 27.9 -18.5 32 209 10973 325 37 21.2 -30.3 | 305 35 29.1 -20.2 33 200 11270 325 31 17.8 -25.4 | 301 30 25.6 -15.2 34 191 11582 305 34 27.9 -19.5 | 285 37 35.7 -9.4 35 158 12802 310 26 19.9 -16.7 | 283 29 27.8 -6.6 36 151 13106 290 21 19.7 -7.2 | 264 28 27.6 3.0 37 150 13160 290 32 30.1 -10.9 | 271 38 37.9 -0.8 38 144 13411 295 31 28.1 -13.1 | 275 36 35.9 -3.0 39 126 14326 280 32 31.5 -5.6 | 263 40 39.4 4.6 40 120 14630 305 36 29.5 -20.6 | 286 39 37.3 -10.5 41 115 14935 285 29 28.0 -7.5 | 266 36 35.9 2.6 42 110 15240 295 30 27.2 -12.7 | 274 35 35.0 -2.5 43 105 15545 275 30 29.9 -2.6 | 259 38 37.7 7.5 44 100 15840 275 22 21.9 -1.9 | 255 31 29.8 8.2 45 95 16154 275 22 21.9 -1.9 | 255 31 29.8 8.2 46 91 16459 280 36 35.5 -6.3 | 265 43 43.3 3.9 47 83 17069 275 31 30.9 -2.7 | 259 39 38.7 7.4 48 79 17374 270 47 47.0 -0.0 | 260 56 54.8 10.1 49 70 18200 290 42 39.5 -14.4 | 275 47 47.3 -4.2 50 69 18288 285 42 40.6 -10.9 | 271 48 48.4 -0.7 51 66 18593 295 46 41.7 -19.4 | 281 50 49.5 -9.3 52 63 18898 285 28 27.0 -7.2 | 265 35 34.9 2.9 53 60 19202 275 31 30.9 -2.7 | 259 39 38.7 7.4 54 57 19507 290 37 34.8 -12.7 | 273 43 42.6 -2.5 55 55 19812 280 38 37.4 -6.6 | 266 45 45.3 3.5 56 50 20422 300 35 30.3 -17.5 | 281 39 38.2 -7.4 57 50 20430 290 38 35.7 -13.0 | 274 44 43.6 -2.9 58 46 21031 290 35 32.9 -12.0 | 273 41 40.7 -1.8 59 44 21336 290 42 39.5 -14.4 | 275 47 47.3 -4.2 60 40 21946 295 56 50.8 -23.7 | 283 60 58.6 -13.5 61 36 22555 305 55 45.1 -31.5 | 292 57 52.9 -21.4 62 33 23165 300 42 36.4 -21.0 | 284 46 44.2 -10.9 63 30 23800 295 45 40.8 -19.0 | 280 49 48.6 -8.9 64 27 24384 300 50 43.3 -25.0 | 286 53 51.1 -14.9 65 26 24689 305 55 45.1 -31.5 | 292 57 52.9 -21.4 66 24 25298 315 43 30.4 -30.4 | 298 43 38.2 -20.3 67 23 25603 300 36 31.2 -18.0 | 281 40 39.0 -7.9 68 20 26450 295 48 43.5 -20.3 | 281 52 51.3 -10.1 69 20 26518 290 39 36.6 -13.3 | 274 45 44.5 -3.2 70 18 27127 305 60 49.1 -34.4 | 293 62 57.0 -24.3 71 17 27432 305 55 45.1 -31.5 | 292 57 52.9 -21.4 72 16 27737 305 48 39.3 -27.5 | 290 50 47.2 -17.4 73 14 28956 320 59 37.9 -45.2 | 307 58 45.8 -35.1 74 10 30940 310 53 40.6 -34.1 | 296 54 48.4 -23.9 Wind Parameters Mean winds (0-6000m): 7.7 at 17.1 knts Storm direction: 37.7 at 12.8 knts Shear (0-3000m) pos: 2.0 neg: 2.7 tot: 4.7 10-3/s Storm rel Dir Shear (0-3000m): 53.6 deg Storm rel helicity (0-3000m) pos: 23.8 neg: -67.3 tot: -43.4 m^2/s^2 ave: -14.5 10^-3 m/s^2 rel: -0.11 Storm rel vorticity (0-3000m) horiz: 9.5 stream: -1.0 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 1.69 Bulk Shear: 45.60 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 ------------------------------------------------------------------------------- 500 100 7 186 11| 13.8 0.0 13.8| 0.0 -54.7 -54.7 -109.4 -0.85| 18.5-15.8 1000 100 11 167 12| 6.9 1.4 8.3| 6.8 -64.1 -57.3 -57.3 -0.55| 14.7 -8.1 1500 92 11 163 11| 4.6 2.1 6.7| 10.2 -64.7 -54.5 -36.3 -0.44| 11.2 -5.0 2000 87 11 163 10| 2.9 1.6 4.5| 15.3 -64.7 -49.4 -24.7 -0.32| 9.7 -3.1 2500 80 11 163 9| 2.4 3.2 5.6| 21.9 -64.7 -42.8 -17.1 -0.11| 9.8 -1.1 3000 69 11 161 7| 2.0 2.7 4.7| 23.8 -67.3 -43.4 -14.5 -0.11| 9.5 -1.0 4000 44 11 176 2| 1.5 3.1 4.6| 42.5 -68.0 -25.5 -6.4 -0.00| 9.1 -0.0 5000 22 14 313 4| 1.4 3.0 4.4| 69.9 -68.0 1.8 0.4 0.08| 8.6 0.7 6000 8 17 321 9| 1.1 3.4 4.6| 77.3 -68.1 9.2 1.5 0.08| 8.1 0.7 Wrote GIF file: /home/apache/climate/data/raob//PAFA/skewt/PAFA.skewt.20251209.12.gif