UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121812.upa.cvt Date: 1200Z 18 DEC 25 Searching for PAFA... Searching the city database file for: PAFA ... Date:1200Z 18 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 1009 138 -31.7 -35.2 71 3.5 -31.9 340 1 240.8 240.9 240.7 241.3 0.19 1 1000 204 -30.1 -33.5 72 3.4 -30.3 45 2 243.1 243.1 242.8 243.7 0.23 2 995 240 -29.7 -33.0 73 3.3 -29.9 36 3 243.8 243.8 243.6 244.4 0.24 3 993 254 -27.7 -31.0 73 3.3 -27.9 32 3 245.9 246.0 245.7 246.7 0.29 4 963 475 -27.1 -29.2 82 2.1 -27.3 104 5 248.7 248.8 248.3 249.7 0.35 5 952 558 -25.9 -27.4 87 1.5 -26.1 145 5 250.8 250.8 250.3 251.9 0.42 6 934 696 -26.9 -27.0 99 0.1 -26.9 220 8 251.1 251.2 250.7 252.3 0.45 7 929 735 -26.3 -26.4 99 0.1 -26.3 242 10 252.1 252.2 251.6 253.4 0.48 8 925 766 -25.1 -25.3 98 0.2 -25.1 260 11 253.6 253.7 253.0 255.1 0.53 9 922 790 -24.3 -24.4 99 0.1 -24.3 262 11 254.7 254.8 254.0 256.3 0.57 10 912 869 -25.1 -25.3 98 0.2 -25.1 267 9 254.7 254.8 253.9 256.1 0.54 11 911 877 -24.7 -24.8 99 0.1 -24.7 268 9 255.2 255.2 254.4 256.7 0.56 12 909 893 -22.3 -23.0 94 0.7 -22.4 269 8 257.8 257.9 256.8 259.6 0.66 13 894 1015 -19.9 -23.3 74 3.4 -20.4 270 7 261.5 261.6 259.7 263.3 0.65 14 850 1389 -20.1 -24.3 69 4.2 -20.7 305 12 265.1 265.2 262.4 266.9 0.63 15 833 1539 -20.5 -25.5 64 5.0 -21.2 303 10 266.2 266.3 263.1 267.9 0.58 16 814 1709 -20.7 -25.4 66 4.7 -21.4 336 9 267.8 267.9 264.3 269.5 0.59 17 788 1949 -21.9 -25.2 75 3.3 -22.4 352 12 269.0 269.1 265.2 270.8 0.63 18 771 2110 -21.9 -24.8 77 2.9 -22.3 342 16 270.7 270.8 266.4 272.6 0.66 19 764 2177 -21.7 -23.0 89 1.3 -21.9 342 16 271.6 271.7 267.3 273.8 0.79 20 746 2352 -21.9 -23.5 87 1.6 -22.1 351 14 273.2 273.3 268.3 275.5 0.77 21 744 2372 -21.7 -24.6 77 2.9 -22.1 352 14 273.6 273.8 268.5 275.7 0.70 22 738 2432 -21.7 -26.6 65 4.9 -22.4 355 13 274.3 274.4 268.7 276.0 0.59 23 735 2462 -21.7 -30.7 44 9.0 -22.8 356 13 274.6 274.7 268.5 275.8 0.40 24 726 2552 -22.1 -26.9 65 4.8 -22.8 1 14 275.1 275.2 269.2 276.9 0.58 25 713 2685 -22.9 -25.9 76 3.0 -23.3 7 15 275.7 275.8 269.7 277.6 0.65 26 702 2799 -23.1 -27.4 68 4.3 -23.7 14 16 276.7 276.8 270.2 278.4 0.57 27 700 2820 -23.1 -27.5 67 4.4 -23.7 15 16 276.9 277.0 270.3 278.6 0.57 28 687 2957 -24.1 -29.1 63 5.0 -24.7 13 16 277.3 277.4 270.4 278.8 0.50 29 644 3425 -28.3 -31.0 78 2.7 -28.6 8 18 277.7 277.8 270.6 279.1 0.45 30 626 3628 -29.9 -33.5 71 3.6 -30.2 6 19 278.1 278.2 270.7 279.2 0.36 31 603 3893 -32.3 -34.3 82 2.0 -32.5 5 20 278.3 278.4 270.8 279.4 0.35 32 595 3987 -33.1 -36.0 75 2.9 -33.3 5 21 278.5 278.5 270.8 279.4 0.30 33 592 4023 -33.1 -38.1 61 5.0 -33.4 3 21 278.9 278.9 270.9 279.6 0.24 34 578 4191 -34.1 -40.1 55 6.0 -34.5 355 22 279.6 279.7 271.3 280.3 0.20 35 576 4215 -33.7 -40.7 49 7.0 -34.1 353 22 280.4 280.4 271.7 281.0 0.19 36 574 4239 -33.5 -40.5 49 7.0 -34.0 352 22 280.9 280.9 272.0 281.5 0.19 37 567 4325 -33.7 -38.7 61 5.0 -34.1 350 22 281.6 281.7 272.5 282.4 0.24 38 564 4363 -33.5 -40.5 49 7.0 -34.0 349 23 282.3 282.3 272.9 282.9 0.20 39 559 4425 -33.9 -39.9 55 6.0 -34.3 349 23 282.5 282.6 273.0 283.2 0.21 40 557 4450 -33.9 -41.9 44 8.0 -34.4 349 23 282.8 282.9 273.1 283.4 0.17 41 555 4476 -34.1 -40.1 55 6.0 -34.5 348 24 282.9 282.9 273.2 283.6 0.21 42 554 4488 -34.1 -39.1 61 5.0 -34.4 348 24 283.0 283.1 273.3 283.8 0.23 43 551 4526 -34.3 -38.7 64 4.4 -34.6 348 24 283.2 283.3 273.5 284.0 0.24 44 537 4706 -35.7 -39.0 72 3.3 -35.9 346 26 283.7 283.7 273.7 284.4 0.24 45 519 4942 -36.7 -41.2 63 4.5 -37.0 345 28 285.2 285.3 274.5 285.9 0.20 46 507 5104 -37.7 -41.4 68 3.7 -37.9 345 29 285.9 286.0 274.9 286.6 0.20 47 500 5200 -38.1 -42.8 61 4.7 -38.4 345 30 286.6 286.6 275.2 287.2 0.18 48 490 5339 -39.1 -43.8 61 4.7 -39.4 345 32 287.0 287.0 275.4 287.6 0.16 49 485 5409 -39.5 -43.8 64 4.3 -39.7 345 33 287.4 287.4 275.6 287.9 0.16 50 483 5437 -39.7 -44.7 59 5.0 -39.9 345 33 287.5 287.5 275.6 288.0 0.15 51 481 5466 -39.7 -47.7 42 8.0 -40.1 345 34 287.8 287.8 275.7 288.2 0.11 52 476 5537 -40.1 -50.1 34 10.0 -40.5 345 34 288.2 288.2 275.9 288.5 0.08 53 473 5580 -40.3 -49.3 38 9.0 -40.6 345 35 288.4 288.5 276.0 288.8 0.09 54 470 5623 -40.3 -52.3 27 12.0 -40.7 345 36 289.0 289.0 276.2 289.2 0.06 55 400 6710 -45.7 -63.7 11 18.0 -46.0 345 54 295.6 295.6 279.4 295.7 0.02 56 330 7972 -51.5 -67.5 13 16.0 -51.7 345 59 304.3 304.4 283.1 304.4 0.01 57 300 8590 -51.3 -71.3 7 20.0 -51.5 340 60 313.0 313.0 286.4 313.1 0.01 58 250 9780 -49.5 -77.5 2 28.0 -49.9 345 58 332.5 332.5 292.4 332.5 0.00 59 200 11250 -48.7 -79.7 2 31.0 -49.3 340 49 355.7 355.7 297.8 355.7 0.00 60 150 13130 -49.3 -81.3 1 32.0 -50.0 330 47 385.1 385.1 303.1 385.1 0.00 61 122 14485 -47.5 -81.0 1 33.5 -48.5 330 62 411.9 411.9 306.7 411.9 0.00 62 100 15800 -45.7 -80.7 1 35.0 -47.1 335 41 439.4 439.4 309.8 439.5 0.01 63 87 16722 -49.1 -83.1 1 34.0 -50.3 321 49 450.4 450.4 310.9 450.5 0.00 64 83 17032 -48.7 -82.7 1 34.0 -50.0 316 47 457.4 457.4 311.5 457.4 0.01 65 80 17276 -45.7 -81.7 1 36.0 -47.4 318 45 468.4 468.4 312.5 468.4 0.01 66 74 17793 -48.1 -82.1 1 34.0 -49.6 327 39 473.9 473.9 313.0 473.9 0.01 67 70 18160 -48.3 -83.3 1 35.0 -49.8 315 44 481.1 481.1 313.5 481.1 0.01 68 66 18545 -49.1 -83.1 1 34.0 -50.6 309 38 487.5 487.5 314.0 487.5 0.01 69 64 18747 -48.1 -83.1 1 35.0 -49.8 305 36 494.0 494.0 314.5 494.0 0.01 70 59 19278 -51.1 -84.1 1 33.0 -52.4 295 35 498.9 498.9 314.9 498.9 0.01 71 56 19618 -48.9 -83.9 1 35.0 -50.6 295 45 511.4 511.4 315.7 511.4 0.01 72 50 20360 -49.3 -84.3 1 35.0 -51.1 310 49 527.3 527.3 316.8 527.3 0.01 73 48 20628 -46.7 -82.7 1 36.0 -49.1 311 46 539.7 539.7 317.5 539.7 0.01 74 42 21507 -49.5 -83.5 1 34.0 -51.5 315 37 553.8 553.8 318.3 553.8 0.01 75 42 21507 -47.9 -83.9 1 36.0 -50.3 315 37 557.7 557.7 318.5 557.8 0.01 76 40 21827 -48.7 -83.7 1 35.0 -51.0 315 36 563.5 563.6 318.8 563.6 0.01 77 39 21994 -47.7 -83.7 1 36.0 -50.3 314 37 570.2 570.2 319.2 570.2 0.01 78 34 22896 -48.5 -83.5 1 35.0 -51.2 296 51 590.9 590.9 320.2 591.0 0.01 79 32 23292 -51.7 -84.7 1 33.0 -53.8 303 50 592.7 592.7 320.3 592.7 0.01 80 31 23497 -51.3 -85.3 1 34.0 -53.5 306 50 599.1 599.1 320.6 599.2 0.01 81 30 23710 -51.5 -85.5 1 34.0 -53.8 310 49 604.2 604.2 320.8 604.3 0.01 82 24 25151 -54.7 -86.7 1 32.0 -56.6 306 64 634.8 634.8 322.1 634.8 0.01 83 23 25425 -52.3 -86.3 1 34.0 -54.9 307 63 649.6 649.6 322.7 649.7 0.01 84 22 25713 -53.5 -86.5 1 33.0 -55.9 309 62 654.3 654.3 322.9 654.4 0.01 85 20 26330 -51.1 -85.1 1 34.0 -54.3 305 47 679.8 679.8 323.7 679.9 0.01 86 17 27392 -49.3 -84.3 1 35.0 -53.4 291 48 717.9 717.9 325.0 718.0 0.02 87 14 28648 -55.1 -87.1 1 32.0 -58.0 285 50 739.2 739.2 325.6 739.3 0.01 88 13 29124 -53.5 -86.5 1 33.0 -57.0 297 64 760.6 760.6 326.2 760.7 0.02 89 12 29644 -48.5 -85.5 1 37.0 -54.0 303 61 795.9 795.9 327.1 796.1 0.02 90 11 30223 -44.1 -83.1 1 39.0 -51.8 302 68 831.9 832.0 328.0 832.3 0.04 91 10 30860 -45.7 -82.7 1 37.0 -53.1 305 62 849.0 849.0 328.4 849.4 0.04 92 8.1 32241 -53.9 -85.9 1 32.0 -58.5 305 80 869.2 869.2 328.8 869.5 0.03 93 7.0 33190 -49.1 -85.1 1 36.0 -56.3 305 93 926.1 926.1 329.9 926.5 0.04 94 6.5 33678 -47.7 -84.7 1 37.0 -55.8 951.8 951.9 330.4 952.3 0.05 95 6.4 33780 -48.3 -84.3 1 36.0 -56.2 953.5 953.5 330.4 954.0 0.05 TRP 330 7972 -51.5 -67.5 13 16.0 -51.7 345 59 304.3 304.4 283.1 304.4 0.01 WND 122 14485 -47.5 -81.0 1 33.5 -48.5 330 62 411.9 411.9 306.7 411.9 0.00 Sounding variables and indices 1000-500 mb thick: 4996.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.10 inches Sfc-500 mean rel hum: 71.90 % Est. max temperature: -8.14 C = 17.36 F Sfc-Lift cond lev (LCL): 950.60 mb = 568.64 m = 1865.60 ft T: -25.98 C 700-500 lapse rate: 6.30 C/km ThetaE index: 0.21 C Layer 735.0- 726.0 mb Conv cond level (CCL): 1000.00 mb = 204.00 m = 669.28 ft Mean mixing ratio: 0.39 g/kg Conv temperature: -27.14 C = -16.86 F Cap Strength: 29.37 C Lifted Index: 29.79 C Risk: None Lifted Index @300 mb: 44.48 C Lifted Index @700 mb: 24.22 C Showalter Index: 16.31 C Risk: None Total Totals Index: 31.80 C Risk: None Vertical Totals Index: 18.00 C Cross Totals Index: 13.80 C K Index: -10.70 Risk: None Sweat Index: 54.00 Risk: None Energy Index: 4.30 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 47.41 J/kg Max Up Vert Vel: 9.74 m/s Conv Inhibition (B-): 99420.28 J/kg Cap Strength: 29.34 C Lift Cond Lev (LCL): 937.36 mb = 670.02 m = 2198.20 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 18 at 14 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 1009 138 340 1 0.3 -0.9 | 201 13 4.8 12.6 1 1000 204 45 2 -1.4 -1.4 | 194 12 3.0 12.1 2 986 305 20 4 -1.4 -3.8 | 198 10 3.1 9.7 3 945 610 170 5 -0.9 4.9 | 191 19 3.6 18.4 4 925 766 260 11 10.8 1.9 | 225 22 15.3 15.4 5 907 914 270 8 8.0 -0.0 | 223 18 12.4 13.5 6 870 1219 270 6 6.0 -0.0 | 218 17 10.4 13.5 7 850 1389 305 12 9.8 -6.9 | 245 16 14.3 6.6 8 835 1524 300 10 8.7 -5.0 | 237 16 13.1 8.5 9 801 1829 360 9 -0.0 -9.0 | 225 6 4.4 4.5 10 768 2134 340 17 5.8 -16.0 | 284 11 10.3 -2.5 11 737 2438 355 13 1.1 -13.0 | 264 6 5.6 0.5 12 707 2743 10 16 -2.8 -15.8 | 324 3 1.7 -2.3 13 700 2820 15 16 -4.1 -15.5 | 351 2 0.3 -2.0 14 622 3658 5 19 -1.7 -18.9 | 333 6 2.8 -5.4 15 596 3962 5 21 -1.8 -20.9 | 341 8 2.6 -7.4 16 570 4267 350 22 3.8 -21.7 | 315 12 8.3 -8.2 17 523 4877 345 27 7.0 -26.1 | 318 17 11.4 -12.6 18 500 5200 345 30 7.8 -29.0 | 322 20 12.2 -15.5 19 438 6096 345 42 10.9 -40.6 | 331 31 15.3 -27.1 20 400 6710 345 54 14.0 -52.2 | 335 43 18.4 -38.7 21 348 7620 345 57 14.8 -55.1 | 335 46 19.2 -41.6 22 330 7972 345 59 15.3 -57.0 | 336 48 19.7 -43.5 23 300 8590 340 60 20.5 -56.4 | 330 50 25.0 -42.9 24 289 8839 345 61 15.8 -58.9 | 336 50 20.2 -45.4 25 276 9144 345 59 15.3 -57.0 | 336 48 19.7 -43.5 26 250 9780 345 58 15.0 -56.0 | 335 47 19.5 -42.5 27 229 10363 350 51 8.9 -50.2 | 340 39 13.3 -36.7 28 200 11250 340 49 16.8 -46.0 | 327 39 21.2 -32.6 29 190 11582 330 48 24.0 -41.6 | 315 40 28.4 -28.1 30 151 13106 340 40 13.7 -37.6 | 323 30 18.1 -24.1 31 150 13130 330 47 23.5 -40.7 | 314 39 27.9 -27.2 32 122 14485 330 62 31.0 -53.7 | 319 54 35.4 -40.2 33 119 14630 330 62 31.0 -53.7 | 319 54 35.4 -40.2 34 114 14935 315 57 40.3 -40.3 | 301 52 44.8 -26.8 35 109 15240 325 50 28.7 -41.0 | 310 43 33.1 -27.5 36 104 15545 340 48 16.4 -45.1 | 327 38 20.9 -31.6 37 100 15800 335 41 17.3 -37.2 | 317 32 21.8 -23.7 38 95 16154 335 41 17.3 -37.2 | 317 32 21.8 -23.7 39 86 16764 320 50 32.1 -38.3 | 304 44 36.6 -24.8 40 83 17069 315 47 33.2 -33.2 | 298 43 37.7 -19.7 41 72 17983 330 37 18.5 -32.0 | 309 30 22.9 -18.6 42 70 18160 315 44 31.1 -31.1 | 296 40 35.6 -17.6 43 69 18288 315 40 28.3 -28.3 | 294 36 32.7 -14.8 44 60 19202 295 33 29.9 -13.9 | 271 34 34.4 -0.5 45 54 19812 295 50 45.3 -21.1 | 279 50 49.8 -7.6 46 50 20360 310 49 37.5 -31.5 | 293 46 42.0 -18.0 47 43 21336 315 38 26.9 -26.9 | 293 34 31.3 -13.4 48 39 21946 315 36 25.5 -25.5 | 292 32 29.9 -12.0 49 34 22860 295 51 46.2 -21.6 | 279 51 50.7 -8.1 50 30 23710 310 49 37.5 -31.5 | 293 46 42.0 -18.0 51 30 23774 305 55 45.1 -31.5 | 290 53 49.5 -18.1 52 28 24079 315 48 33.9 -33.9 | 298 43 38.4 -20.4 53 27 24384 300 46 39.8 -23.0 | 282 45 44.3 -9.5 54 25 24994 305 65 53.2 -37.3 | 292 62 57.7 -23.8 55 21 25908 310 61 46.7 -39.2 | 297 57 51.2 -25.7 56 20 26330 305 47 38.5 -27.0 | 287 45 42.9 -13.5 57 19 26822 300 46 39.8 -23.0 | 282 45 44.3 -9.5 58 17 27432 290 48 45.1 -16.4 | 273 50 49.6 -2.9 59 16 27737 270 52 52.0 -0.0 | 257 58 56.4 13.5 60 14 28651 285 50 48.3 -12.9 | 269 53 52.7 0.6 61 13 29261 300 67 58.0 -33.5 | 288 66 62.5 -20.0 62 12 29566 305 56 45.9 -32.1 | 290 54 50.3 -18.6 63 12 29870 300 71 61.5 -35.5 | 288 70 65.9 -22.0 64 10 30860 305 62 50.8 -35.6 | 292 59 55.2 -22.1 65 7 33190 305 93 76.2 -53.3 | 296 90 80.6 -39.9 Wind Parameters Mean winds (0-6000m): 348.2 at 18.9 knts Storm direction: 18.2 at 14.2 knts Shear (0-3000m) pos: 4.0 neg: 1.2 tot: 5.2 10-3/s Storm rel Dir Shear (0-3000m): 140.5 deg Storm rel helicity (0-3000m) pos: 129.8 neg: -35.1 tot: 94.7 m^2/s^2 ave: 31.6 10^-3 m/s^2 rel: 0.32 Storm rel vorticity (0-3000m) horiz: 12.2 stream: 3.9 10^-3/s Energy-Hel index: 0.04 Bulk Rich Number: 0.89 Bulk Shear: 53.22 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 89 4 182 13| 0.0 7.2 7.2| 20.9 -13.5 7.4 14.9 0.01| 16.5 0.2 1000 261 6 216 18| 4.3 3.6 7.9| 81.0 -21.3 59.7 59.7 0.30| 16.1 4.9 1500 282 7 224 17| 5.0 2.4 7.4|112.6 -26.3 86.4 57.6 0.36| 14.7 5.4 2000 309 8 232 14| 5.8 1.8 7.6|125.3 -30.2 95.0 47.5 0.36| 14.9 5.3 2500 325 9 240 11| 4.3 1.4 5.8|127.9 -34.8 93.0 37.2 0.31| 13.7 4.2 3000 340 11 247 9| 4.0 1.2 5.2|129.8 -35.1 94.7 31.6 0.32| 12.2 3.9 4000 352 13 263 6| 3.0 0.7 3.7|131.4 -41.7 89.6 22.4 0.26| 10.2 2.6 5000 350 15 283 7| 2.4 1.3 3.6|138.5 -46.4 92.1 18.4 0.23| 9.2 2.1 6000 348 19 301 10| 2.0 2.0 4.0|166.1 -46.4 119.7 20.0 0.24| 8.8 2.1 Wrote GIF file: /home/apache/climate/data/raob//PAFA/skewt/PAFA.skewt.20251218.12.gif