UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120312.upa.cvt Date: 1200Z 3 DEC 25 Searching for PAFA... Searching the city database file for: PAFA ... Date:1200Z 3 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 ------------------------------------------------------------------------------- 0 1000 72 0 0 SFC 992 138 -7.5 -8.6 92 1.1 -7.8 0 0 266.3 266.6 265.8 271.7 2.01 2 986 185 -6.1 -6.8 95 0.7 -6.3 18 1 268.1 268.5 267.6 274.4 2.32 3 963 368 -7.5 -8.0 96 0.5 -7.7 70 3 268.5 268.9 267.6 274.4 2.17 4 953 449 -7.1 -7.8 95 0.7 -7.3 77 3 269.7 270.1 268.5 275.8 2.23 5 948 490 -5.5 -6.4 93 0.9 -5.8 80 2 271.8 272.2 270.3 278.6 2.49 6 944 523 -5.9 -6.5 96 0.6 -6.1 83 2 271.7 272.1 270.2 278.5 2.48 7 932 622 -5.3 -5.3 100 0.0 -5.3 63 2 273.3 273.8 271.6 280.9 2.76 8 925 681 -5.1 -5.4 98 0.3 -5.2 300 2 274.1 274.6 272.1 281.7 2.76 9 922 707 -4.9 -5.3 97 0.4 -5.0 294 4 274.6 275.0 272.5 282.2 2.79 10 918 741 -3.7 -4.0 98 0.3 -3.8 287 6 276.1 276.6 273.8 284.7 3.09 11 908 828 -2.5 -2.6 99 0.1 -2.6 268 12 278.2 278.8 275.5 287.9 3.47 12 891 978 -0.7 -1.3 96 0.6 -1.0 247 18 281.6 282.3 277.9 292.5 3.90 13 851 1344 -2.9 -3.8 93 0.9 -3.3 240 18 283.0 283.6 277.9 292.6 3.39 14 850 1353 -3.1 -3.9 94 0.8 -3.4 240 18 282.9 283.5 277.9 292.4 3.37 15 835 1494 -4.3 -4.4 99 0.1 -4.3 256 18 283.1 283.6 277.9 292.4 3.30 16 828 1560 -4.3 -5.4 92 1.1 -4.7 258 19 283.8 284.3 277.9 292.6 3.08 17 814 1694 -5.1 -5.7 96 0.6 -5.3 252 25 284.3 284.8 278.2 293.1 3.07 18 801 1821 -5.5 -7.1 88 1.6 -6.1 246 30 285.2 285.7 278.3 293.3 2.80 19 789 1939 -6.1 -7.7 88 1.6 -6.7 245 33 285.8 286.2 278.4 293.6 2.71 20 786 1969 -6.3 -8.1 87 1.8 -7.0 245 33 285.9 286.3 278.4 293.5 2.64 21 784 1989 -6.1 -8.2 85 2.1 -6.8 245 34 286.3 286.8 278.6 293.9 2.62 22 773 2100 -7.1 -10.2 78 3.1 -8.1 245 35 286.4 286.8 278.2 293.0 2.27 23 751 2324 -9.1 -10.6 89 1.5 -9.6 242 37 286.6 287.0 278.3 293.2 2.27 24 725 2596 -10.7 -13.3 81 2.6 -11.5 237 34 287.7 288.1 278.3 293.3 1.89 25 700 2865 -13.1 -14.3 91 1.2 -13.5 245 30 288.0 288.3 278.3 293.3 1.80 26 697 2898 -13.3 -14.3 92 1.0 -13.6 246 30 288.1 288.4 278.4 293.5 1.81 27 685 3030 -14.3 -14.8 96 0.5 -14.5 249 28 288.4 288.7 278.5 293.7 1.77 28 670 3198 -15.1 -17.0 85 1.9 -15.6 252 31 289.4 289.6 278.6 293.9 1.50 29 663 3277 -15.9 -17.5 87 1.6 -16.3 254 32 289.3 289.6 278.5 293.7 1.46 30 661 3300 -15.9 -18.5 80 2.6 -16.5 254 33 289.6 289.8 278.4 293.7 1.34 31 645 3484 -17.3 -19.4 84 2.1 -17.8 253 34 290.0 290.3 278.6 293.9 1.27 32 622 3755 -19.3 -21.8 81 2.5 -19.8 249 33 290.8 291.0 278.7 294.1 1.07 33 617 3815 -19.5 -23.4 71 3.9 -20.3 249 33 291.2 291.4 278.7 294.1 0.94 34 613 3864 -19.9 -23.4 74 3.5 -20.6 248 33 291.3 291.5 278.7 294.2 0.95 35 598 4047 -21.3 -27.3 58 6.0 -22.3 247 34 291.7 291.9 278.6 293.9 0.68 36 575 4335 -23.5 -29.5 58 6.0 -24.4 245 34 292.5 292.6 278.7 294.3 0.58 37 564 4476 -24.9 -28.9 69 4.0 -25.5 247 35 292.4 292.5 278.8 294.4 0.62 38 552 4632 -26.1 -31.0 63 4.9 -26.8 248 35 292.8 292.9 278.9 294.5 0.52 39 513 5158 -30.5 -33.9 72 3.4 -30.9 253 40 293.7 293.8 279.1 295.1 0.42 40 510 5200 -30.9 -34.5 71 3.6 -31.3 253 40 293.7 293.8 279.1 295.0 0.40 41 503 5298 -31.9 -33.9 82 2.0 -32.1 255 41 293.6 293.7 279.1 295.1 0.43 42 500 5340 -32.3 -35.2 75 2.9 -32.6 255 42 293.7 293.7 279.0 294.9 0.38 43 489 5497 -33.5 -38.5 61 5.0 -33.9 254 42 294.1 294.1 279.1 295.0 0.28 44 473 5729 -35.9 -39.3 71 3.4 -36.1 252 43 293.9 293.9 279.0 294.8 0.27 45 466 5833 -36.7 -42.7 54 6.0 -37.1 252 43 294.2 294.2 279.0 294.8 0.19 46 453 6028 -38.5 -42.1 69 3.6 -38.7 251 44 294.3 294.3 279.1 295.0 0.21 47 449 6089 -38.9 -43.9 59 5.0 -39.2 250 44 294.5 294.6 279.1 295.1 0.17 48 444 6166 -39.7 -44.2 62 4.5 -39.9 250 45 294.5 294.5 279.1 295.1 0.17 49 441 6212 -40.1 -46.1 53 6.0 -40.4 250 45 294.5 294.6 279.1 295.0 0.14 50 436 6290 -40.9 -44.5 68 3.6 -41.1 250 46 294.5 294.5 279.1 295.1 0.17 51 432 6352 -41.3 -45.9 61 4.6 -41.5 250 47 294.8 294.8 279.2 295.3 0.14 52 429 6400 -41.7 -44.9 71 3.2 -41.9 250 47 294.8 294.9 279.3 295.4 0.16 53 426 6447 -42.1 -46.1 65 4.0 -42.3 250 48 294.9 294.9 279.3 295.4 0.14 54 410 6705 -44.5 -47.2 74 2.7 -44.6 250 51 295.1 295.1 279.3 295.5 0.13 55 400 6870 -45.7 -48.2 76 2.5 -45.8 250 46 295.6 295.6 279.6 296.0 0.12 56 397 6920 -46.1 -47.5 86 1.4 -46.2 250 44 295.7 295.7 279.6 296.2 0.13 57 300 8780 -47.3 -70.3 5 23.0 -47.7 265 37 318.7 318.7 288.3 318.7 0.01 58 250 9980 -44.3 -77.3 1 33.0 -45.0 255 43 340.2 340.2 294.4 340.2 0.00 59 200 11470 -46.3 -80.3 1 34.0 -47.0 245 51 359.5 359.5 298.6 359.5 0.00 60 150 13380 -46.7 -81.7 1 35.0 -47.6 245 62 389.6 389.6 303.8 389.6 0.00 61 130 14326 -47.6 -82.3 1 34.6 -48.6 240 78 404.2 404.2 305.7 404.2 0.00 62 100 16050 -49.3 -83.3 1 34.0 -50.3 250 60 432.5 432.5 309.1 432.5 0.00 63 91 16671 -47.7 -83.7 1 36.0 -49.0 246 65 447.5 447.5 310.6 447.5 0.00 64 89 16817 -48.7 -83.7 1 35.0 -49.9 244 65 448.3 448.3 310.7 448.3 0.00 65 88 16892 -47.1 -83.1 1 36.0 -48.5 242 63 453.0 453.0 311.1 453.0 0.00 66 86 17044 -47.7 -83.7 1 36.0 -49.1 238 59 454.8 454.8 311.3 454.8 0.00 67 81 17441 -45.3 -82.3 1 37.0 -47.1 236 53 467.5 467.5 312.4 467.6 0.01 68 70 18410 -47.9 -83.9 1 36.0 -49.5 245 49 481.9 481.9 313.6 481.9 0.00 69 60 19419 -50.1 -85.1 1 35.0 -51.5 248 56 498.7 498.7 314.8 498.7 0.00 70 57 19755 -47.9 -83.9 1 36.0 -49.8 245 61 511.1 511.1 315.7 511.1 0.01 71 52 20361 -46.5 -83.5 1 37.0 -48.8 255 55 527.9 527.9 316.8 528.0 0.01 72 50 20620 -47.3 -83.3 1 36.0 -49.5 260 52 532.0 532.0 317.1 532.0 0.01 73 49 20753 -47.7 -83.7 1 36.0 -49.8 261 51 534.1 534.1 317.2 534.2 0.01 74 44 21469 -44.7 -82.7 1 38.0 -47.8 263 46 558.2 558.2 318.5 558.2 0.01 75 39 22278 -43.7 -82.7 1 39.0 -47.3 259 48 580.3 580.3 319.7 580.4 0.01 76 38 22452 -44.1 -83.1 1 39.0 -47.7 257 50 583.6 583.6 319.9 583.7 0.01 77 36 22817 -41.5 -81.5 1 40.0 -46.0 251 54 599.4 599.4 320.6 599.5 0.01 78 34 23205 -41.1 -82.1 0 41.0 -46.0 246 46 610.3 610.4 321.1 610.4 0.01 79 33 23408 -41.1 -82.1 0 41.0 -46.1 251 44 615.6 615.6 321.3 615.7 0.01 80 30 24050 -44.9 -82.9 1 38.0 -48.9 260 49 622.2 622.2 321.6 622.3 0.01 81 28 24511 -43.3 -82.3 1 39.0 -48.0 264 52 639.1 639.1 322.3 639.2 0.02 82 22 26124 -45.3 -83.3 1 38.0 -50.1 267 53 678.8 678.8 323.7 678.9 0.02 83 21 26434 -44.3 -83.3 1 39.0 -49.6 269 50 690.9 690.9 324.1 691.0 0.02 84 20 26760 -45.3 -83.3 1 38.0 -50.4 270 49 697.5 697.5 324.4 697.7 0.02 85 19 27101 -47.7 -84.7 1 37.0 -52.1 264 50 700.4 700.4 324.4 700.5 0.02 86 18 27459 -46.5 -84.5 1 38.0 -51.4 275 46 715.1 715.1 324.9 715.2 0.02 87 17 27837 -48.3 -85.3 1 37.0 -52.8 270 49 721.1 721.1 325.1 721.2 0.02 88 17 27837 -46.7 -84.7 1 38.0 -51.8 270 49 726.2 726.2 325.3 726.4 0.02 89 16 28238 -47.3 -84.3 1 37.0 -52.3 264 52 737.0 737.0 325.6 737.1 0.02 90 13 29624 -43.3 -83.3 0 40.0 -50.8 256 50 795.9 795.9 327.1 796.2 0.03 91 11 30746 -44.3 -83.3 1 39.0 -52.0 279 59 831.2 831.2 328.0 831.5 0.03 92 10 31380 -48.1 -84.1 1 36.0 -54.4 295 49 840.0 840.0 328.2 840.3 0.03 93 8.4 32518 -51.9 -86.9 1 35.0 -57.2 293 49 868.0 868.1 328.8 868.3 0.02 94 7.9 32916 -51.7 -86.7 1 35.0 -57.3 292 48 884.2 884.2 329.1 884.5 0.03 95 7.5 33256 -47.5 -85.5 1 38.0 -55.2 291 48 914.5 914.5 329.7 914.8 0.04 96 7.4 33344 -47.5 -85.5 1 38.0 -55.2 291 48 918.0 918.0 329.8 918.3 0.04 97 7.0 33710 -48.9 -84.9 1 36.0 -56.2 290 48 926.9 926.9 329.9 927.3 0.04 98 6.8 33900 -49.1 -86.1 1 37.0 -56.4 933.8 933.8 330.1 934.1 0.03 TRP 397 6920 -46.1 -47.5 86 1.4 -46.2 250 44 295.7 295.7 279.6 296.2 0.13 WND 130 14326 -47.6 -82.3 1 34.6 -48.6 240 78 404.2 404.2 305.7 404.2 0.00 Sounding variables and indices 1000-500 mb thick: 5268.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.41 inches Sfc-500 mean rel hum: 82.68 % Est. max temperature: 9.20 C = 48.55 F Sfc-Lift cond lev (LCL): 974.60 mb = 275.19 m = 902.85 ft T: -6.79 C 700-500 lapse rate: 7.76 C/km ThetaE index: 0.89 C Layer 773.0- 751.0 mb Conv cond level (CCL): 992.00 mb = 138.00 m = 452.75 ft Mean mixing ratio: 2.72 g/kg Conv temperature: -4.66 C = 23.61 F Cap Strength: 11.61 C Lifted Index: 11.45 C Risk: None Lifted Index @300 mb: 27.27 C Lifted Index @700 mb: 9.38 C Showalter Index: 2.10 C Risk: Showers probable Total Totals Index: 57.60 C Risk: Severe Thunderstorms probable Vertical Totals Index: 29.20 C Cross Totals Index: 28.40 C K Index: 24.10 Risk: 20-40 % chance of thunderstorms Sweat Index: 307.35 Risk: Showers and thunderstorms possible Energy Index: 0.50 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 55.73 J/kg Max Up Vert Vel: 10.56 m/s Conv Inhibition (B-): 69790.84 J/kg Cap Strength: 11.58 C Lift Cond Lev (LCL): 936.53 mb = 584.40 m = 1917.29 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 278 at 22 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 ---------------------------------------------------------- 0 992 138 0 0 -0.0 -0.0 | 98 22 -22.1 3.3 1 971 305 65 3 -2.7 -1.3 | 95 25 -24.8 2.0 2 934 610 90 2 -2.0 0.0 | 98 24 -24.1 3.3 3 925 681 300 2 1.7 -1.0 | 96 21 -20.4 2.3 4 898 914 250 18 16.9 6.2 | 151 11 -5.2 9.4 5 864 1219 235 18 14.7 10.3 | 152 15 -7.4 13.6 6 850 1353 240 18 15.6 9.0 | 152 14 -6.5 12.3 7 832 1524 260 18 17.7 3.1 | 146 8 -4.4 6.4 8 800 1829 245 31 28.1 13.1 | 200 17 6.0 16.4 9 769 2134 245 36 32.6 15.2 | 210 21 10.5 18.5 10 739 2438 240 37 32.0 18.5 | 204 24 9.9 21.8 11 711 2743 235 32 26.2 18.4 | 191 22 4.1 21.6 12 700 2865 245 30 27.2 12.7 | 198 17 5.1 16.0 13 683 3048 250 28 26.3 9.6 | 198 14 4.2 12.9 14 655 3353 255 34 32.8 8.8 | 222 16 10.7 12.1 15 628 3658 250 33 31.0 11.3 | 211 17 8.9 14.6 16 579 4267 245 34 30.8 14.4 | 206 20 8.7 17.7 17 532 4877 250 36 33.8 12.3 | 217 20 11.7 15.6 18 500 5340 255 42 40.6 10.9 | 233 23 18.4 14.2 19 448 6096 250 44 41.3 15.0 | 226 27 19.2 18.3 20 410 6706 250 51 47.9 17.4 | 231 33 25.8 20.7 21 400 6870 250 46 43.2 15.7 | 228 28 21.1 19.0 22 397 6920 250 44 41.3 15.0 | 226 27 19.2 18.3 23 357 7620 260 39 38.4 6.8 | 238 19 16.3 10.1 24 311 8534 250 21 19.7 7.2 | 167 11 -2.4 10.5 25 300 8780 265 37 36.9 3.2 | 246 16 14.7 6.5 26 297 8839 270 29 29.0 -0.0 | 244 8 6.9 3.3 27 284 9144 260 36 35.5 6.3 | 234 16 13.3 9.5 28 271 9449 255 31 29.9 8.0 | 215 14 7.8 11.3 29 259 9754 245 40 36.3 16.9 | 215 25 14.1 20.2 30 250 9980 255 43 41.5 11.1 | 233 24 19.4 14.4 31 236 10363 255 43 41.5 11.1 | 233 24 19.4 14.4 32 215 10973 235 44 36.0 25.2 | 206 32 13.9 28.5 33 206 11278 250 52 48.9 17.8 | 232 34 26.7 21.1 34 200 11470 245 51 46.2 21.6 | 224 35 24.1 24.8 35 164 12802 235 65 53.2 37.3 | 217 51 31.1 40.6 36 156 13106 245 66 59.8 27.9 | 230 49 37.7 31.2 37 150 13380 245 62 56.2 26.2 | 229 45 34.1 29.5 38 149 13411 250 62 58.3 21.2 | 236 44 36.1 24.5 39 143 13716 245 60 54.4 25.4 | 228 43 32.3 28.6 40 130 14326 240 78 67.5 39.0 | 227 62 45.4 42.3 41 124 14630 240 78 67.5 39.0 | 227 62 45.4 42.3 42 113 15240 250 67 63.0 22.9 | 237 49 40.8 26.2 43 103 15850 255 76 73.4 19.7 | 246 56 51.3 23.0 44 100 16050 250 60 56.4 20.5 | 235 42 34.3 23.8 45 98 16154 250 60 56.4 20.5 | 235 42 34.3 23.8 46 90 16764 245 66 59.8 27.9 | 230 49 37.7 31.2 47 82 17374 230 52 39.8 33.4 | 206 41 17.7 36.7 48 78 17678 255 55 53.1 14.2 | 241 36 31.0 17.5 49 75 17983 240 37 32.0 18.5 | 204 24 9.9 21.8 50 71 18288 245 41 37.2 17.3 | 216 26 15.0 20.6 51 70 18410 245 49 44.4 20.7 | 223 33 22.3 24.0 52 68 18593 255 44 42.5 11.4 | 234 25 20.4 14.7 53 57 19812 245 62 56.2 26.2 | 229 45 34.1 29.5 54 50 20620 260 52 51.2 9.0 | 247 32 29.1 12.3 55 45 21336 265 48 47.8 4.2 | 254 27 25.7 7.5 56 43 21641 260 43 42.3 7.5 | 242 23 20.2 10.8 57 41 21946 265 45 44.8 3.9 | 252 24 22.7 7.2 58 36 22860 250 54 50.7 18.5 | 233 36 28.6 21.8 59 34 23165 245 46 41.7 19.4 | 221 30 19.6 22.7 60 31 23774 260 42 41.4 7.3 | 241 22 19.2 10.6 61 30 24050 260 49 48.3 8.5 | 246 29 26.1 11.8 62 29 24384 265 49 48.8 4.3 | 254 28 26.7 7.6 63 26 24994 260 63 62.0 10.9 | 250 42 39.9 14.2 64 21 26518 270 49 49.0 -0.0 | 263 27 26.9 3.3 65 20 26760 270 49 49.0 -0.0 | 263 27 26.9 3.3 66 20 26822 255 54 52.2 14.0 | 240 35 30.0 17.3 67 18 27432 275 46 45.8 -4.0 | 272 24 23.7 -0.7 68 14 28956 255 58 56.0 15.0 | 242 39 33.9 18.3 69 13 29566 255 48 46.4 12.4 | 237 29 24.2 15.7 70 12 30175 265 68 67.7 5.9 | 259 47 45.6 9.2 71 10 31380 295 49 44.4 -20.7 | 308 28 22.3 -17.4 72 7 33710 290 48 45.1 -16.4 | 300 26 23.0 -13.1 Wind Parameters Mean winds (0-6000m): 248.4 at 29.8 knts Storm direction: 278.4 at 22.4 knts Shear (0-3000m) pos: 2.6 neg: 5.6 tot: 8.1 10-3/s Storm rel Dir Shear (0-3000m): 107.2 deg Storm rel helicity (0-3000m) pos: 101.3 neg: -63.9 tot: 37.5 m^2/s^2 ave: 12.5 10^-3 m/s^2 rel: 0.24 Storm rel vorticity (0-3000m) horiz: 13.4 stream: 3.2 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 0.41 Bulk Shear: 135.09 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 72 2 96 24| 2.1 0.0 2.1| 7.1 -17.8 -10.8 -21.6 -0.29| 6.5 -1.9 1000 248 7 112 16| 1.0 10.2 11.2| 42.4 -17.9 24.5 24.5 0.33| 15.8 5.2 1500 247 11 123 14| 2.5 6.8 9.3| 52.2 -19.1 33.0 22.0 0.32| 15.1 4.9 2000 246 16 143 12| 1.9 8.7 10.6| 82.8 -19.1 63.7 31.8 0.37| 15.0 5.6 2500 244 20 162 13| 1.5 6.7 8.2| 82.8 -53.2 29.6 11.8 0.25| 13.5 3.3 3000 244 22 169 13| 2.6 5.6 8.1|101.3 -63.9 37.5 12.5 0.24| 13.4 3.2 4000 246 25 183 13| 1.9 4.8 6.7|116.8 -81.8 35.0 8.8 0.21| 11.3 2.4 5000 247 27 191 14| 2.1 3.8 5.9|153.1 -83.2 69.9 14.0 0.26| 9.8 2.6 6000 248 30 202 15| 1.9 3.4 5.3|167.8 -99.3 68.5 11.4 0.24| 8.8 2.2 Wrote GIF file: /home/apache/climate/data/raob//PAFA/skewt/PAFA.skewt.20251203.12.gif