UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122712.upa.cvt Date: 1200Z 27 DEC 25 Searching for PAFA... Searching the city database file for: PAFA ... Date:1200Z 27 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 1005 138 -38.3 -41.9 69 3.6 -38.4 170 1 234.5 234.5 234.4 234.8 0.10 1 1002 160 -32.7 -34.8 81 2.1 -32.8 104 1 240.3 240.3 240.2 240.8 0.20 2 1000 175 -32.3 -34.6 80 2.3 -32.4 60 1 240.9 240.9 240.7 241.4 0.20 3 993 225 -30.3 -33.2 76 2.9 -30.5 58 2 243.3 243.4 243.1 244.0 0.23 4 987 268 -30.7 -33.4 77 2.7 -30.9 56 2 243.4 243.4 243.1 244.0 0.23 5 980 318 -29.3 -30.5 89 1.2 -29.4 52 3 245.3 245.3 245.1 246.1 0.31 6 977 340 -28.3 -30.5 81 2.2 -28.5 48 4 246.5 246.5 246.2 247.3 0.31 7 967 414 -27.9 -30.9 75 3.0 -28.1 35 6 247.6 247.7 247.2 248.4 0.30 8 964 437 -26.7 -30.3 72 3.6 -27.0 31 6 249.0 249.1 248.6 249.9 0.32 9 945 580 -27.5 -30.5 76 3.0 -27.8 5 9 249.7 249.7 249.1 250.5 0.32 10 940 618 -26.9 -30.0 75 3.1 -27.2 0 10 250.6 250.7 250.0 251.6 0.34 11 925 734 -27.3 -28.8 87 1.5 -27.4 5 4 251.4 251.5 250.8 252.4 0.38 12 924 742 -27.3 -28.7 88 1.4 -27.4 1 4 251.5 251.5 250.8 252.5 0.39 13 918 789 -25.1 -27.2 83 2.1 -25.3 339 5 254.2 254.3 253.3 255.4 0.45 14 915 813 -24.7 -26.7 83 2.0 -24.9 328 5 254.8 254.9 253.9 256.1 0.47 15 902 917 -24.1 -25.8 86 1.7 -24.3 279 7 256.5 256.6 255.4 257.9 0.52 16 878 1113 -25.9 -26.2 97 0.3 -25.9 221 6 256.6 256.7 255.5 258.0 0.51 17 866 1213 -25.1 -25.7 95 0.6 -25.2 192 5 258.5 258.6 257.1 260.0 0.54 18 850 1348 -26.1 -26.3 98 0.2 -26.1 190 5 258.8 258.9 257.3 260.3 0.52 19 847 1374 -26.3 -26.4 99 0.1 -26.3 196 5 258.9 258.9 257.3 260.3 0.52 20 843 1408 -26.7 -26.8 99 0.1 -26.7 204 6 258.8 258.9 257.2 260.2 0.51 21 840 1433 -25.9 -26.2 97 0.3 -25.9 211 6 259.9 260.0 258.2 261.4 0.54 22 830 1520 -25.7 -31.7 57 6.0 -26.2 231 7 261.0 261.0 258.6 261.9 0.32 23 814 1661 -25.1 -35.1 39 10.0 -25.9 265 8 263.1 263.1 260.0 263.8 0.24 24 802 1769 -25.9 -35.9 39 10.0 -26.7 291 9 263.4 263.4 260.2 264.0 0.22 25 788 1896 -26.5 -37.5 35 11.0 -27.3 302 12 264.0 264.1 260.7 264.6 0.19 26 778 1988 -26.1 -44.1 17 18.0 -27.2 297 14 265.4 265.5 261.6 265.7 0.10 27 757 2186 -25.5 -46.5 12 21.0 -26.8 290 19 268.2 268.2 263.5 268.4 0.08 28 747 2282 -25.9 -47.9 11 22.0 -27.2 290 21 268.8 268.8 263.9 269.0 0.07 29 742 2331 -25.1 -48.1 10 23.0 -26.5 290 23 270.1 270.2 264.9 270.4 0.07 30 708 2672 -23.9 -50.9 6 27.0 -25.5 286 24 275.1 275.1 268.2 275.3 0.05 31 700 2755 -24.1 -51.1 6 27.0 -25.8 285 24 275.8 275.8 268.6 276.0 0.05 32 634 3473 -27.1 -55.1 5 28.0 -28.5 289 28 280.3 280.3 271.4 280.4 0.03 33 582 4086 -29.9 -49.9 13 20.0 -31.0 292 36 284.0 284.0 273.6 284.2 0.07 34 500 5150 -37.9 -52.9 19 15.0 -38.5 280 39 286.8 286.8 275.1 287.0 0.06 35 497 5191 -38.3 -52.3 22 14.0 -38.8 280 39 286.8 286.8 275.1 287.0 0.06 36 455 5792 -42.1 -56.1 20 14.0 -42.5 277 44 289.4 289.4 276.5 289.6 0.04 37 447 5912 -42.7 -59.7 14 17.0 -43.1 276 45 290.1 290.1 276.7 290.2 0.03 38 446 5927 -42.7 -59.7 14 17.0 -43.1 276 45 290.3 290.3 276.9 290.4 0.03 39 424 6268 -42.7 -64.7 7 22.0 -43.2 273 48 294.5 294.5 278.9 294.6 0.02 40 420 6332 -42.7 -60.7 12 18.0 -43.2 273 48 295.3 295.3 279.3 295.4 0.03 41 411 6477 -43.1 -63.1 9 20.0 -43.6 272 49 296.7 296.7 279.9 296.7 0.02 42 406 6560 -43.1 -64.1 8 21.0 -43.6 271 50 297.7 297.7 280.3 297.8 0.02 43 404 6593 -42.3 -66.3 6 24.0 -42.8 271 50 299.2 299.2 281.0 299.2 0.01 44 400 6660 -42.3 -65.3 6 23.0 -42.8 270 51 300.0 300.0 281.4 300.1 0.01 45 368 7222 -44.7 -66.7 7 22.0 -45.2 273 50 304.1 304.1 283.0 304.1 0.01 46 365 7276 -44.1 -66.1 7 22.0 -44.6 273 50 305.6 305.6 283.7 305.6 0.01 47 328 7986 -49.5 -67.5 10 18.0 -49.8 279 48 307.6 307.6 284.4 307.7 0.01 48 323 8086 -49.9 -67.9 10 18.0 -50.2 278 50 308.4 308.4 284.7 308.5 0.01 49 321 8127 -48.5 -68.5 8 20.0 -48.8 278 50 310.9 310.9 285.7 311.0 0.01 50 306 8441 -50.7 -68.7 10 18.0 -51.0 275 56 312.1 312.1 286.1 312.2 0.01 51 300 8570 -50.9 -69.9 9 19.0 -51.2 275 56 313.6 313.6 286.6 313.6 0.01 52 278 9068 -47.5 -77.5 2 30.0 -48.0 273 59 325.4 325.4 290.4 325.4 0.00 53 250 9760 -51.9 -78.9 3 27.0 -52.2 275 57 328.9 328.9 291.4 328.9 0.00 54 249 9786 -52.1 -79.1 2 27.0 -52.4 275 57 329.0 329.0 291.5 329.0 0.00 55 238 10078 -51.9 -79.9 2 28.0 -52.2 275 53 333.6 333.6 292.7 333.6 0.00 56 231 10271 -50.1 -80.1 2 30.0 -50.5 275 50 339.2 339.2 294.1 339.2 0.00 57 229 10328 -49.7 -79.7 2 30.0 -50.1 275 49 340.6 340.6 294.5 340.6 0.00 58 200 11210 -50.5 -81.5 1 31.0 -51.0 285 52 352.8 352.8 297.3 352.8 0.00 59 150 13090 -49.3 -82.3 1 33.0 -50.0 285 61 385.1 385.1 303.1 385.1 0.00 60 100 15730 -53.1 -84.1 1 31.0 -53.8 280 63 425.1 425.1 308.3 425.1 0.00 61 92 16263 -55.7 -85.7 1 30.0 -56.2 283 60 430.2 430.2 308.9 430.3 0.00 62 89 16474 -55.3 -85.3 1 30.0 -55.9 285 58 435.1 435.1 309.4 435.2 0.00 63 88 16546 -53.7 -84.7 1 31.0 -54.4 286 58 439.8 439.8 309.8 439.8 0.00 64 85 16769 -53.9 -84.9 1 31.0 -54.6 288 56 443.7 443.7 310.3 443.8 0.00 65 84 16845 -51.9 -84.9 1 33.0 -52.8 288 56 449.3 449.3 310.8 449.3 0.00 66 79 17241 -52.9 -84.9 1 32.0 -53.8 294 55 455.2 455.2 311.3 455.2 0.00 67 78 17324 -51.1 -84.1 1 33.0 -52.1 296 56 460.6 460.6 311.8 460.6 0.00 68 77 17407 -51.7 -85.7 1 34.0 -52.7 299 56 461.0 461.0 311.8 461.1 0.00 69 75 17579 -49.3 -84.3 1 35.0 -50.6 303 57 469.6 469.6 312.6 469.6 0.00 70 71 17937 -49.3 -83.3 1 34.0 -50.7 298 56 477.0 477.0 313.2 477.0 0.01 71 70 18030 -50.7 -83.7 1 33.0 -51.9 295 55 475.9 475.9 313.1 475.9 0.01 72 66 18414 -52.1 -85.1 1 33.0 -53.2 297 56 481.0 481.0 313.5 481.0 0.00 73 64 18615 -50.1 -84.1 1 34.0 -51.5 299 58 489.6 489.6 314.2 489.6 0.01 74 60 19036 -51.9 -84.9 1 33.0 -53.1 304 61 494.7 494.7 314.6 494.7 0.00 75 59 19146 -49.3 -84.3 1 35.0 -50.9 306 62 502.9 502.9 315.2 502.9 0.01 76 58 19259 -49.5 -84.5 1 35.0 -51.1 307 63 504.9 504.9 315.3 505.0 0.01 77 56 19490 -48.9 -84.9 1 36.0 -50.6 310 65 511.4 511.4 315.7 511.4 0.01 78 56 19490 -45.9 -82.9 1 37.0 -48.2 310 65 518.2 518.2 316.2 518.3 0.01 79 50 20240 -49.9 -83.9 1 34.0 -51.6 305 65 525.9 525.9 316.6 525.9 0.01 80 47 20644 -51.1 -85.1 1 34.0 -52.7 301 64 532.4 532.4 317.1 532.4 0.01 81 46 20784 -49.7 -83.7 1 34.0 -51.6 302 62 539.1 539.1 317.5 539.1 0.01 82 43 21225 -50.3 -84.3 1 34.0 -52.2 304 57 548.1 548.1 318.0 548.1 0.01 83 42 21379 -47.9 -83.9 1 36.0 -50.3 304 55 557.7 557.7 318.5 557.8 0.01 84 41 21538 -48.9 -83.9 1 35.0 -51.1 299 54 559.1 559.1 318.6 559.1 0.01 85 41 21538 -47.9 -83.9 1 36.0 -50.4 299 54 561.6 561.6 318.7 561.6 0.01 86 38 22035 -51.5 -84.5 1 33.0 -53.4 298 50 564.7 564.7 318.9 564.8 0.01 87 31 23341 -57.1 -87.1 1 30.0 -58.3 292 68 583.5 583.5 319.8 583.5 0.01 88 30 23550 -53.5 -87.5 1 34.0 -55.4 300 75 598.8 598.8 320.6 598.8 0.01 89 29 23767 -52.9 -86.9 1 34.0 -54.9 300 75 606.3 606.3 320.9 606.3 0.01 90 29 23767 -52.9 -85.9 1 33.0 -54.9 300 75 606.3 606.3 320.9 606.3 0.01 91 27 24230 -50.1 -85.1 1 35.0 -52.9 307 70 626.7 626.7 321.7 626.7 0.01 92 26 24474 -52.9 -85.9 1 33.0 -55.1 313 63 625.5 625.5 321.7 625.6 0.01 93 24 24986 -54.5 -86.5 1 32.0 -56.5 302 55 635.3 635.3 322.1 635.4 0.01 94 23 25258 -54.5 -87.5 1 33.0 -56.6 296 52 643.1 643.1 322.4 643.2 0.01 95 22 25543 -52.1 -86.1 1 34.0 -54.8 295 54 658.5 658.5 323.0 658.6 0.01 96 20 26160 -50.9 -85.9 1 35.0 -54.1 295 62 680.4 680.4 323.8 680.5 0.01 97 20 26160 -51.1 -86.1 1 35.0 -54.3 295 62 679.8 679.8 323.7 679.8 0.01 98 19 26495 -49.1 -84.1 1 35.0 -53.0 295 61 696.0 696.0 324.3 696.2 0.02 99 17 27223 -50.3 -85.3 1 35.0 -54.1 295 60 714.7 714.7 324.9 714.8 0.02 100 16 27620 -48.5 -84.5 1 36.0 -53.1 296 60 733.0 733.0 325.4 733.2 0.02 101 15 28044 -49.5 -85.5 1 36.0 -53.9 299 60 743.4 743.4 325.7 743.5 0.02 102 15 28044 -47.3 -84.3 1 37.0 -52.5 299 60 750.7 750.7 326.0 750.9 0.02 103 14 28499 -49.3 -84.3 1 35.0 -54.0 301 60 758.9 758.9 326.2 759.1 0.02 104 13 28987 -47.1 -84.1 1 37.0 -52.9 304 60 782.7 782.8 326.8 783.0 0.03 TRP 306 8441 -50.7 -68.7 10 18.0 -51.0 275 56 312.1 312.1 286.1 312.2 0.01 WND Sounding variables and indices 1000-500 mb thick: 4975.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.04 inches Sfc-500 mean rel hum: 33.77 % Est. max temperature: -14.08 C = 6.65 F Sfc-Lift cond lev (LCL): 943.94 mb = 587.98 m = 1929.05 ft T: -27.37 C 700-500 lapse rate: 5.76 C/km ThetaE index: 0.11 C Layer 843.0- 840.0 mb Conv cond level (CCL): 1002.00 mb = 160.07 m = 525.17 ft Mean mixing ratio: 0.33 g/kg Conv temperature: -29.30 C = -20.75 F Cap Strength: 29.55 C Lifted Index: 30.58 C Risk: None Lifted Index @300 mb: 45.41 C Lifted Index @700 mb: 23.87 C Showalter Index: 21.85 C Risk: None Total Totals Index: 23.40 C Risk: None Vertical Totals Index: 11.80 C Cross Totals Index: 11.60 C K Index: -41.50 Risk: None Sweat Index: 49.00 Risk: None Energy Index: 5.76 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 53.74 J/kg Max Up Vert Vel: 10.37 m/s Conv Inhibition (B-): 73480.45 J/kg Cap Strength: 30.49 C Lift Cond Lev (LCL): 919.29 mb = 778.77 m = 2554.98 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 314 at 19 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 1005 138 170 1 -0.2 1.0 | 135 20 -13.9 14.1 1 1000 175 60 1 -0.9 -0.5 | 131 19 -14.6 12.7 2 982 305 55 3 -2.5 -1.7 | 125 20 -16.2 11.4 3 941 610 360 10 -0.0 -10.0 | 103 14 -13.7 3.2 4 925 734 5 4 -0.3 -4.0 | 123 17 -14.1 9.2 5 902 914 280 7 6.9 -1.2 | 150 14 -6.8 11.9 6 865 1219 190 5 0.9 4.9 | 145 22 -12.9 18.1 7 850 1348 190 5 0.9 4.9 | 145 22 -12.9 18.1 8 795 1829 305 10 8.2 -5.7 | 143 9 -5.6 7.4 9 763 2134 290 17 16.0 -5.8 | 197 8 2.2 7.3 10 731 2438 290 26 24.4 -8.9 | 248 12 10.7 4.3 11 701 2743 285 23 22.2 -6.0 | 230 11 8.5 7.2 12 700 2755 285 24 23.2 -6.2 | 234 12 9.4 6.9 13 672 3048 275 23 22.9 -2.0 | 219 14 9.2 11.2 14 617 3658 295 31 28.1 -13.1 | 270 14 14.4 0.1 15 566 4267 290 39 36.6 -13.3 | 270 23 22.9 -0.2 16 520 4877 275 41 40.8 -3.6 | 251 29 27.1 9.6 17 500 5150 280 39 38.4 -6.8 | 255 25 24.7 6.4 18 435 6096 275 46 45.8 -4.0 | 254 33 32.1 9.2 19 400 6660 270 51 51.0 -0.0 | 251 40 37.3 13.2 20 346 7620 275 50 49.8 -4.4 | 256 37 36.1 8.8 21 331 7925 280 47 46.3 -8.2 | 261 33 32.5 5.0 22 306 8441 275 56 55.8 -4.9 | 259 43 42.0 8.3 23 302 8534 265 57 56.8 5.0 | 247 47 43.0 18.1 24 300 8570 275 56 55.8 -4.9 | 259 43 42.0 8.3 25 288 8839 280 55 54.2 -9.6 | 265 41 40.4 3.6 26 275 9144 270 61 61.0 -0.0 | 254 49 47.3 13.2 27 262 9449 265 67 66.7 5.8 | 250 56 53.0 19.0 28 250 9760 275 57 56.8 -5.0 | 259 44 43.0 8.2 29 228 10363 275 49 48.8 -4.3 | 256 36 35.1 8.9 30 200 11210 285 52 50.2 -13.5 | 270 36 36.5 -0.3 31 198 11278 285 55 53.1 -14.2 | 272 39 39.4 -1.1 32 164 12497 280 49 48.3 -8.5 | 262 35 34.5 4.7 33 150 13090 285 61 58.9 -15.8 | 273 45 45.2 -2.6 34 143 13411 290 65 61.1 -22.2 | 281 48 47.3 -9.1 35 108 15240 285 51 49.3 -13.2 | 270 36 35.5 -0.0 36 103 15545 280 49 48.3 -8.5 | 262 35 34.5 4.7 37 100 15730 280 63 62.0 -10.9 | 267 48 48.3 2.2 38 98 15850 280 63 62.0 -10.9 | 267 48 48.3 2.2 39 81 17069 290 54 50.7 -18.5 | 278 37 37.0 -5.3 40 74 17678 305 58 47.5 -33.3 | 301 39 33.8 -20.1 41 70 18030 295 55 49.8 -23.2 | 286 37 36.1 -10.1 42 67 18288 295 55 49.8 -23.2 | 286 37 36.1 -10.1 43 56 19507 310 65 49.8 -41.8 | 308 46 36.1 -28.6 44 53 19812 290 58 54.5 -19.8 | 279 41 40.8 -6.7 45 50 20240 305 65 53.2 -37.3 | 301 46 39.5 -24.1 46 49 20422 300 67 58.0 -33.5 | 295 49 44.3 -20.3 47 42 21336 305 55 45.1 -31.5 | 300 36 31.3 -18.4 48 40 21641 295 53 48.0 -22.4 | 285 36 34.3 -9.2 49 37 22250 300 48 41.6 -24.0 | 291 30 27.8 -10.8 50 32 23165 285 62 59.9 -16.0 | 274 46 46.1 -2.9 51 30 23550 300 75 65.0 -37.5 | 295 57 51.2 -24.3 52 28 24079 300 76 65.8 -38.0 | 296 58 52.1 -24.8 53 26 24384 315 64 45.3 -45.3 | 316 45 31.5 -32.1 54 23 25298 295 51 46.2 -21.6 | 284 34 32.5 -8.4 55 20 26160 295 62 56.2 -26.2 | 287 44 42.4 -13.0 56 16 26518 295 60 54.4 -25.4 | 287 42 40.6 -12.2 57 10 27432 315 61 43.1 -43.1 | 316 42 29.4 -30.0 58 7 28042 315 71 50.2 -50.2 | 315 52 36.5 -37.0 59 4 29261 315 60 42.4 -42.4 | 316 41 28.7 -29.3 Wind Parameters Mean winds (0-6000m): 283.8 at 25.4 knts Storm direction: 313.8 at 19.0 knts Shear (0-3000m) pos: 2.9 neg: 2.2 tot: 5.0 10-3/s Storm rel Dir Shear (0-3000m): 90.7 deg Storm rel helicity (0-3000m) pos: 107.7 neg: -88.5 tot: 19.2 m^2/s^2 ave: 6.4 10^-3 m/s^2 rel: 0.16 Storm rel vorticity (0-3000m) horiz: 13.1 stream: 2.1 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 0.60 Bulk Shear: 89.71 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 16 5 119 17| 0.0 9.9 9.9| 0.3 -45.9 -45.6 -91.3 -0.75| 12.4 -9.4 1000 340 6 124 14| 0.0 2.5 2.5| 44.8 -52.2 -7.5 -7.5 0.04| 16.5 0.6 1500 295 6 141 14| 2.0 1.7 3.6| 70.0 -61.7 8.2 5.5 0.10| 14.6 1.5 2000 300 7 142 12| 4.3 1.3 5.5| 83.9 -69.7 14.2 7.1 0.15| 14.9 2.2 2500 294 10 155 10| 3.4 2.2 5.6|101.8 -76.8 25.0 10.0 0.20| 14.2 2.9 3000 289 13 168 9| 2.9 2.2 5.0|107.7 -88.5 19.2 6.4 0.16| 13.1 2.1 4000 290 17 198 8| 3.4 2.4 5.8|148.1 -88.7 59.4 14.9 0.25| 12.0 2.9 5000 287 22 226 10| 2.7 2.6 5.2|160.2-145.7 14.6 2.9 0.15| 11.1 1.7 6000 284 25 237 13| 2.2 2.8 5.1|160.8-152.7 8.0 1.3 0.13| 10.0 1.3 Wrote GIF file: /home/apache/climate/data/raob//PAFA/skewt/PAFA.skewt.20251227.12.gif