UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120412.upa.cvt Date: 1200Z 4 DEC 25 Searching for PAFA... Searching the city database file for: PAFA ... Date:1200Z 4 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 1008 138 -20.7 -21.7 92 1.0 -20.8 355 2 251.9 252.0 251.8 253.7 0.67 1 1007 146 -14.3 -21.3 55 7.0 -15.4 357 3 258.3 258.4 257.3 260.2 0.69 2 1001 194 -13.5 -20.5 56 7.0 -14.7 12 7 259.6 259.7 258.4 261.6 0.75 3 1000 202 -13.7 -20.7 55 7.0 -14.9 15 8 259.5 259.6 258.3 261.5 0.73 4 984 324 -13.9 -19.9 60 6.0 -15.0 57 5 260.4 260.6 259.2 262.6 0.80 5 974 402 -12.7 -21.7 47 9.0 -14.3 63 7 262.4 262.5 260.5 264.4 0.69 6 959 520 -13.1 -23.1 43 10.0 -14.7 73 9 263.2 263.3 260.9 264.9 0.62 7 942 656 -13.3 -22.3 47 9.0 -14.9 80 10 264.3 264.4 261.9 266.2 0.68 8 931 746 -13.7 -24.7 39 11.0 -15.4 80 9 264.8 264.9 262.0 266.4 0.55 9 926 787 -12.3 -26.3 30 14.0 -14.5 80 9 266.6 266.7 263.2 268.0 0.48 10 925 795 -12.5 -26.5 30 14.0 -14.7 80 9 266.5 266.6 263.2 267.9 0.47 11 916 870 -12.9 -25.9 33 13.0 -15.0 74 11 266.9 266.9 263.4 268.3 0.51 12 907 945 -11.9 -28.9 23 17.0 -14.5 68 12 268.6 268.7 264.5 269.8 0.39 13 883 1150 -12.5 -32.5 17 20.0 -15.2 55 11 270.1 270.1 265.3 270.9 0.28 14 870 1263 -12.9 -34.9 14 22.0 -15.7 47 11 270.8 270.9 265.7 271.5 0.23 15 851 1432 -10.7 -42.7 5 32.0 -14.3 36 12 274.8 274.9 268.1 275.2 0.10 16 850 1441 -10.7 -43.7 5 33.0 -14.3 35 12 274.9 275.0 268.2 275.2 0.09 17 789 2012 -11.9 -43.9 5 32.0 -15.4 5 9 279.6 279.6 271.1 279.9 0.10 18 770 2197 -13.3 -45.3 5 32.0 -16.6 352 10 280.0 280.0 271.3 280.3 0.09 19 747 2428 -13.9 -51.9 2 38.0 -17.3 341 11 281.8 281.8 272.3 282.0 0.04 20 711 2802 -15.3 -45.3 6 30.0 -18.4 329 10 284.3 284.3 273.8 284.6 0.09 21 700 2919 -16.1 -46.1 6 30.0 -19.1 315 11 284.7 284.7 274.0 285.0 0.09 22 685 3081 -17.3 -45.3 7 28.0 -20.0 305 14 285.1 285.1 274.2 285.4 0.10 23 674 3203 -17.1 -47.1 5 30.0 -20.0 306 15 286.6 286.6 275.0 286.9 0.08 24 663 3326 -18.1 -48.1 5 30.0 -20.8 307 15 286.9 286.9 275.2 287.1 0.07 25 654 3428 -18.7 -47.7 6 29.0 -21.3 308 16 287.3 287.3 275.4 287.6 0.08 26 641 3577 -19.9 -36.9 21 17.0 -21.9 309 17 287.6 287.6 275.9 288.4 0.25 27 612 3918 -22.1 -38.1 22 16.0 -23.8 298 22 288.9 288.9 276.5 289.7 0.23 28 611 3930 -22.1 -38.1 22 16.0 -23.9 297 22 289.0 289.1 276.6 289.8 0.23 29 575 4374 -24.3 -39.3 24 15.0 -25.8 295 26 291.5 291.6 277.8 292.3 0.22 30 554 4644 -25.7 -51.7 7 26.0 -27.5 294 27 293.0 293.0 278.2 293.2 0.06 31 547 4736 -25.5 -53.5 5 28.0 -27.3 293 26 294.3 294.3 278.9 294.5 0.05 32 500 5380 -31.1 -52.1 11 21.0 -32.3 305 24 295.1 295.1 279.3 295.3 0.06 33 406 6820 -42.9 -59.9 14 17.0 -43.3 289 23 298.0 298.0 280.5 298.1 0.03 34 400 6920 -43.5 -62.5 11 19.0 -44.0 290 23 298.5 298.5 280.7 298.5 0.02 35 374 7369 -47.1 -62.1 16 15.0 -47.4 300 23 299.5 299.5 281.1 299.6 0.02 36 333 8129 -53.1 -70.1 11 17.0 -53.3 282 21 301.4 301.4 281.9 301.4 0.01 37 318 8426 -54.9 -70.9 12 16.0 -55.1 275 29 302.9 302.9 282.5 302.9 0.01 38 308 8631 -53.5 -72.5 8 19.0 -53.7 270 29 307.6 307.6 284.4 307.6 0.01 39 300 8800 -54.3 -71.3 11 17.0 -54.5 270 39 308.8 308.8 284.9 308.8 0.01 40 292 8973 -54.7 -71.7 11 17.0 -54.9 273 42 310.6 310.6 285.5 310.7 0.01 41 280 9243 -53.5 -72.5 8 19.0 -53.7 274 45 316.1 316.1 287.5 316.1 0.01 42 253 9894 -54.9 -74.9 7 20.0 -55.1 270 49 323.3 323.3 289.8 323.4 0.01 43 250 9970 -54.9 -74.9 7 20.0 -55.1 270 49 324.4 324.4 290.1 324.5 0.01 44 239 10259 -52.7 -77.7 3 25.0 -53.0 271 49 332.0 332.0 292.3 332.0 0.00 45 214 10972 -52.7 -80.7 2 28.0 -53.0 275 48 342.6 342.6 295.0 342.6 0.00 46 200 11410 -50.9 -80.9 2 30.0 -51.4 265 45 352.2 352.2 297.1 352.2 0.00 47 178 12170 -49.5 -81.5 1 32.0 -50.1 266 52 366.4 366.4 299.9 366.4 0.00 48 173 12357 -49.3 -81.3 1 32.0 -49.9 268 54 369.7 369.7 300.5 369.7 0.00 49 172 12395 -49.1 -81.1 1 32.0 -49.7 268 54 370.7 370.7 300.7 370.7 0.00 50 150 13290 -50.1 -82.1 1 32.0 -50.7 280 56 383.7 383.7 302.8 383.8 0.00 51 129 14274 -51.3 -83.3 1 32.0 -52.0 272 53 398.5 398.5 305.0 398.5 0.00 52 100 15940 -48.5 -82.5 1 34.0 -49.6 265 55 434.0 434.0 309.3 434.0 0.00 53 82 17241 -48.3 -82.3 1 34.0 -49.6 265 61 459.8 459.8 311.7 459.8 0.01 54 79 17487 -46.3 -81.3 1 35.0 -48.0 265 63 468.8 468.8 312.5 468.9 0.01 55 70 18290 -45.3 -81.3 1 36.0 -47.3 265 56 487.5 487.5 314.0 487.5 0.01 56 50 20540 -43.1 -81.1 1 38.0 -46.3 260 55 541.9 541.9 317.6 542.0 0.01 57 46 21102 -42.7 -80.7 1 38.0 -46.2 260 54 555.9 555.9 318.4 556.0 0.01 58 44 21401 -43.7 -80.7 1 37.0 -47.0 260 53 560.6 560.6 318.7 560.7 0.01 59 36 22761 -39.7 -79.7 1 40.0 -44.9 253 55 604.1 604.1 320.8 604.2 0.02 60 35 22953 -40.9 -79.9 1 39.0 -45.7 256 57 605.8 605.8 320.9 606.0 0.02 61 33 23353 -40.1 -80.1 1 40.0 -45.4 261 61 618.2 618.2 321.4 618.4 0.02 62 30 24000 -42.7 -80.7 1 38.0 -47.4 270 67 628.2 628.2 321.8 628.4 0.02 63 29 24229 -42.6 -80.7 1 38.2 -47.4 275 68 634.8 634.8 322.1 634.9 0.02 64 25 25233 -41.9 -80.9 1 39.0 -47.5 275 66 664.2 664.2 323.2 664.3 0.02 65 20 26740 -43.3 -82.3 1 39.0 -49.1 275 59 703.6 703.6 324.6 703.8 0.02 66 18 27444 -44.5 -82.5 1 38.0 -50.2 275 57 721.4 721.4 325.1 721.6 0.02 67 18 27444 -44.5 -82.5 1 38.0 -50.2 275 57 721.4 721.4 325.1 721.6 0.02 68 16 28232 -43.3 -82.3 1 39.0 -50.0 277 50 750.0 750.0 326.0 750.3 0.03 69 11 30740 -44.5 -82.5 1 38.0 -52.1 274 39 830.5 830.5 328.0 830.9 0.04 70 10 31370 -49.1 -84.1 1 35.0 -54.9 270 40 836.3 836.3 328.1 836.6 0.03 71 9.9 31436 -49.3 -84.3 1 35.0 -55.1 271 39 837.9 837.9 328.1 838.2 0.03 72 9.2 31917 -48.3 -84.3 1 36.0 -54.8 279 35 859.5 859.5 328.6 859.8 0.04 73 7.0 33710 -49.7 -84.7 1 35.0 -56.6 310 19 923.6 923.6 329.9 924.0 0.04 74 6.9 33804 -50.1 -85.1 1 35.0 -56.9 925.7 925.8 329.9 926.2 0.04 75 6.5 34195 -48.9 -84.9 1 36.0 -56.5 946.8 946.8 330.3 947.2 0.04 TRP 318 8426 -54.9 -70.9 12 16.0 -55.1 275 29 302.9 302.9 282.5 302.9 0.01 WND 29 24229 -42.6 -80.7 1 38.2 -47.4 275 68 634.8 634.8 322.1 634.9 0.02 Sounding variables and indices 1000-500 mb thick: 5178.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.05 inches Sfc-500 mean rel hum: 15.79 % Est. max temperature: 0.82 C = 33.48 F Sfc-Lift cond lev (LCL): 991.48 mb = 266.99 m = 875.96 ft T: -13.81 C 700-500 lapse rate: 6.10 C/km ThetaE index: 0.16 C Layer 1000.0- 984.0 mb Conv cond level (CCL): 511.84 mb = 5212.31 m = 17100.55 ft Mean mixing ratio: 0.64 g/kg Conv temperature: 22.44 C = 72.39 F Cap Strength: 24.81 C Lifted Index: 24.78 C Risk: None Lifted Index @300 mb: 31.05 C Lifted Index @700 mb: 18.51 C Showalter Index: 16.55 C Risk: None Total Totals Index: 7.80 C Risk: None Vertical Totals Index: 20.40 C Cross Totals Index: -12.60 C K Index: -53.30 Risk: None Sweat Index: 48.00 Risk: None Energy Index: 4.28 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 33.60 J/kg Max Up Vert Vel: 8.20 m/s Conv Inhibition (B-): 92063.63 J/kg Cap Strength: 24.83 C Lift Cond Lev (LCL): 818.98 mb = 1725.82 m = 5662.06 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 345 at 12 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 1008 138 355 2 0.2 -2.0 | 163 10 -3.1 9.8 1 1000 202 15 8 -2.1 -7.7 | 127 7 -5.3 4.0 2 987 305 55 5 -4.1 -2.9 | 140 12 -7.3 8.9 3 948 610 80 10 -9.8 -1.7 | 127 16 -13.1 10.0 4 925 795 80 9 -8.9 -1.6 | 130 16 -12.1 10.2 5 911 914 70 12 -11.3 -4.1 | 118 16 -14.5 7.7 6 875 1219 50 11 -8.4 -7.1 | 112 13 -11.7 4.7 7 850 1441 35 12 -6.9 -9.8 | 101 10 -10.1 1.9 8 808 1829 20 8 -2.7 -7.5 | 125 7 -6.0 4.3 9 776 2134 355 10 0.9 -10.0 | 127 3 -2.4 1.8 10 746 2438 340 11 3.8 -10.3 | 200 2 0.5 1.4 11 716 2743 335 10 4.2 -9.1 | 200 3 1.0 2.7 12 700 2919 315 11 7.8 -7.8 | 229 6 4.5 4.0 13 688 3048 305 14 11.5 -8.0 | 246 9 8.2 3.7 14 633 3658 310 17 13.0 -10.9 | 265 10 9.8 0.8 15 607 3962 295 23 20.8 -9.7 | 263 18 17.6 2.0 16 582 4267 295 26 23.6 -11.0 | 268 20 20.3 0.8 17 558 4572 295 27 24.5 -11.4 | 269 21 21.2 0.4 18 536 4877 290 25 23.5 -8.6 | 261 20 20.2 3.2 19 514 5182 305 24 19.7 -13.8 | 277 17 16.4 -2.0 20 500 5380 305 24 19.7 -13.8 | 277 17 16.4 -2.0 21 451 6096 285 20 19.3 -5.2 | 248 17 16.1 6.6 22 400 6920 290 23 21.6 -7.9 | 258 19 18.4 3.9 23 377 7315 300 23 19.9 -11.5 | 269 17 16.7 0.3 24 360 7620 300 23 19.9 -11.5 | 269 17 16.7 0.3 25 343 7925 295 22 19.9 -9.3 | 262 17 16.7 2.5 26 328 8230 275 21 20.9 -1.8 | 241 20 17.7 9.9 27 318 8426 275 29 28.9 -2.5 | 250 27 25.6 9.2 28 313 8534 270 24 24.0 -0.0 | 240 24 20.8 11.8 29 300 8800 270 39 39.0 -0.0 | 252 38 35.8 11.8 30 284 9144 275 44 43.8 -3.8 | 259 41 40.6 7.9 31 250 9970 270 49 49.0 -0.0 | 256 47 45.8 11.8 32 214 10973 275 48 47.8 -4.2 | 260 45 44.6 7.6 33 200 11410 265 45 44.8 3.9 | 249 44 41.6 15.7 34 195 11582 260 47 46.3 8.2 | 245 47 43.0 19.9 35 154 13106 275 60 59.8 -5.2 | 263 57 56.5 6.5 36 150 13290 280 56 55.1 -9.7 | 268 52 51.9 2.0 37 111 15240 265 50 49.8 4.4 | 251 49 46.6 16.1 38 106 15545 270 45 45.0 -0.0 | 254 43 41.8 11.8 39 100 15940 265 55 54.8 4.8 | 252 54 51.5 16.6 40 97 16154 265 55 54.8 4.8 | 252 54 51.5 16.6 41 77 17678 265 64 63.8 5.6 | 254 63 60.5 17.3 42 70 18288 260 57 56.1 9.9 | 248 57 52.9 21.7 43 70 18290 265 56 55.8 4.9 | 252 55 52.5 16.6 44 64 18898 265 49 48.8 4.3 | 251 48 45.6 16.0 45 58 19507 260 67 66.0 11.6 | 250 67 62.7 23.4 46 50 20540 260 55 54.2 9.6 | 247 55 50.9 21.3 47 44 21336 260 53 52.2 9.2 | 247 53 48.9 21.0 48 39 22250 265 49 48.8 4.3 | 251 48 45.6 16.0 49 37 22555 250 53 49.8 18.1 | 237 55 46.6 29.9 50 30 24000 270 67 67.0 -0.0 | 260 65 63.8 11.8 51 29 24229 275 68 67.7 -5.9 | 265 65 64.5 5.8 52 28 24384 270 67 67.0 -0.0 | 260 65 63.8 11.8 53 27 24689 275 68 67.7 -5.9 | 265 65 64.5 5.8 54 20 26740 275 59 58.8 -5.1 | 263 56 55.5 6.6 55 18 27432 275 57 56.8 -5.0 | 263 54 53.5 6.8 56 13 29566 280 37 36.4 -6.4 | 261 34 33.2 5.3 57 10 31370 270 40 40.0 -0.0 | 252 39 36.8 11.8 58 7 33710 310 19 14.6 -12.2 | 272 11 11.3 -0.4 Wind Parameters Mean winds (0-6000m): 314.6 at 16.3 knts Storm direction: 344.6 at 12.2 knts Shear (0-3000m) pos: 1.7 neg: 3.8 tot: 5.5 10-3/s Storm rel Dir Shear (0-3000m): 86.0 deg Storm rel helicity (0-3000m) pos: 21.4 neg: -47.4 tot: -26.0 m^2/s^2 ave: -8.7 10^-3 m/s^2 rel: -0.05 Storm rel vorticity (0-3000m) horiz: 7.9 stream: -0.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.67 Bulk Shear: 50.03 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 60 7 131 13| 10.2 0.0 10.2| 3.5 -20.8 -17.3 -34.6 -0.45| 14.6 -6.5 1000 67 9 126 14| 5.1 2.4 7.5| 5.2 -39.3 -34.1 -34.1 -0.50| 10.7 -5.3 1500 56 10 119 13| 3.4 3.0 6.4| 8.9 -46.9 -38.0 -25.4 -0.41| 9.4 -3.9 2000 46 10 117 11| 2.5 3.5 6.0| 13.2 -47.4 -34.1 -17.1 -0.27| 8.8 -2.4 2500 33 10 113 9| 2.0 3.3 5.3| 14.3 -47.4 -33.1 -13.2 -0.19| 7.8 -1.4 3000 18 10 109 7| 1.7 3.8 5.5| 21.4 -47.4 -26.0 -8.7 -0.05| 7.9 -0.4 4000 344 12 254 0| 1.1 4.1 5.2| 32.1 -49.6 -17.4 -4.4 0.01| 7.5 0.1 5000 322 15 270 6| 1.4 3.4 4.8| 57.4 -63.5 -6.0 -1.2 0.05| 7.1 0.3 6000 315 16 268 8| 1.1 2.7 3.9| 60.7-101.2 -40.6 -6.8 -0.06| 6.7 -0.4 Wrote GIF file: /home/apache/climate/data/raob//PAFA/skewt/PAFA.skewt.20251204.12.gif