UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042512.upa.cvt Date: 1200Z 25 APR 25 Searching for PAFA... Searching the city database file for: PAFA ... Date:1200Z 25 APR 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 79 30 6 SFC 993 138 -0.3 -9.3 51 9.0 -3.2 30 6 273.4 273.7 270.4 278.7 1.90 2 991 154 0.4 -7.6 55 8.0 -2.3 30 6 274.3 274.6 271.3 280.3 2.17 3 963 383 1.2 -8.8 47 10.0 -2.2 43 12 277.3 277.7 272.9 283.1 2.04 4 933 636 0.0 -8.0 55 8.0 -2.8 86 15 278.6 279.0 274.0 285.0 2.24 5 925 705 0.6 -7.4 55 8.0 -2.3 100 14 279.9 280.3 274.9 286.6 2.37 6 922 731 0.8 -7.2 55 8.0 -2.1 103 13 280.4 280.8 275.2 287.2 2.41 7 903 898 1.2 -6.8 55 8.0 -1.8 123 8 282.5 282.9 276.5 289.7 2.54 8 891 1006 0.6 -7.4 55 8.0 -2.3 125 6 282.9 283.4 276.6 290.0 2.46 9 888 1033 0.4 -4.6 69 5.0 -1.6 125 6 283.0 283.5 277.5 291.7 3.06 10 883 1078 0.0 -5.0 69 5.0 -1.9 125 5 283.0 283.6 277.4 291.5 2.98 11 871 1187 -0.3 -7.3 59 7.0 -2.9 125 4 283.8 284.3 277.2 291.1 2.53 12 850 1382 -1.9 -7.9 63 6.0 -4.0 135 5 284.2 284.6 277.3 291.3 2.48 13 838 1495 -2.7 -7.1 72 4.4 -4.3 147 6 284.5 284.9 277.7 292.2 2.67 14 807 1792 -5.3 -8.5 78 3.2 -6.4 180 8 284.8 285.2 277.6 292.0 2.49 15 780 2058 -7.5 -7.5 100 0.0 -7.5 214 7 285.2 285.7 278.3 293.2 2.79 16 776 2098 -7.7 -8.0 98 0.3 -7.8 219 6 285.4 285.9 278.2 293.2 2.69 17 774 2118 -7.9 -9.4 89 1.5 -8.4 222 6 285.4 285.8 277.9 292.4 2.42 18 772 2139 -8.1 -8.7 95 0.6 -8.3 224 6 285.4 285.9 278.0 292.8 2.56 19 769 2169 -8.1 -10.9 80 2.8 -9.0 225 6 285.7 286.1 277.7 292.1 2.16 20 766 2199 -8.5 -11.8 77 3.3 -9.5 226 7 285.6 286.0 277.4 291.5 2.02 21 755 2311 -9.5 -13.0 76 3.5 -10.5 228 8 285.7 286.0 277.3 291.2 1.86 22 702 2868 -14.5 -14.5 100 0.0 -14.5 243 12 286.2 286.5 277.4 291.4 1.77 23 700 2890 -14.5 -14.5 100 0.0 -14.5 245 12 286.4 286.7 277.5 291.7 1.77 24 679 3120 -16.3 -16.5 98 0.2 -16.3 260 8 286.9 287.2 277.4 291.5 1.55 25 678 3131 -16.5 -17.2 94 0.7 -16.7 260 7 286.8 287.1 277.3 291.2 1.46 26 675 3164 -15.7 -19.7 71 4.0 -16.6 262 7 288.1 288.3 277.5 291.7 1.19 27 670 3220 -15.9 -21.9 60 6.0 -17.1 266 6 288.5 288.6 277.4 291.5 0.99 28 665 3277 -15.7 -26.7 38 11.0 -17.7 270 5 289.3 289.4 277.3 291.4 0.65 29 663 3300 -15.7 -33.7 20 18.0 -18.4 271 4 289.6 289.6 277.0 290.7 0.33 30 661 3322 -15.7 -37.7 13 22.0 -18.6 272 4 289.8 289.9 276.9 290.6 0.23 31 659 3345 -15.5 -35.5 16 20.0 -18.3 274 3 290.3 290.3 277.3 291.2 0.28 32 657 3368 -15.5 -37.5 13 22.0 -18.4 275 3 290.5 290.6 277.3 291.3 0.23 33 647 3484 -15.9 -32.9 22 17.0 -18.5 265 6 291.4 291.4 277.9 292.6 0.37 34 615 3863 -19.3 -30.3 37 11.0 -21.0 252 12 291.7 291.8 278.3 293.3 0.50 35 553 4645 -24.5 -37.5 29 13.0 -25.9 261 13 294.6 294.6 279.3 295.5 0.27 36 536 4872 -26.3 -40.3 26 14.0 -27.6 265 11 295.0 295.1 279.4 295.8 0.21 37 506 5285 -29.9 -40.9 34 11.0 -30.9 240 11 295.6 295.6 279.7 296.3 0.21 38 500 5370 -30.3 -40.3 37 10.0 -31.2 235 11 296.1 296.1 280.0 296.9 0.23 39 490 5513 -31.3 -38.3 50 7.0 -31.9 234 11 296.6 296.6 280.3 297.6 0.29 40 485 5586 -31.9 -41.9 37 10.0 -32.7 232 11 296.7 296.8 280.2 297.4 0.20 41 472 5777 -33.5 -40.5 49 7.0 -34.1 226 12 297.1 297.1 280.4 297.9 0.24 42 463 5912 -34.5 -41.5 49 7.0 -35.0 234 11 297.4 297.5 280.6 298.2 0.22 43 458 5988 -34.9 -43.9 39 9.0 -35.5 240 10 297.9 297.9 280.7 298.5 0.17 44 441 6251 -36.9 -42.9 54 6.0 -37.3 254 9 298.6 298.6 281.0 299.3 0.20 45 436 6330 -37.3 -45.3 43 8.0 -37.8 255 9 299.0 299.1 281.1 299.6 0.15 46 431 6410 -37.5 -41.8 64 4.3 -37.8 257 9 299.8 299.8 281.5 300.6 0.23 47 411 6736 -40.3 -44.1 67 3.8 -40.5 265 9 300.3 300.3 281.7 300.9 0.19 48 406 6819 -41.1 -45.3 64 4.2 -41.3 267 9 300.3 300.3 281.7 300.9 0.16 49 400 6920 -41.7 -49.7 42 8.0 -42.1 270 9 300.8 300.8 281.8 301.2 0.10 50 398 6954 -41.9 -52.9 29 11.0 -42.3 271 9 301.0 301.0 281.8 301.2 0.07 51 390 7091 -42.7 -54.7 26 12.0 -43.1 274 9 301.7 301.7 282.1 301.9 0.06 52 342 7962 -49.5 -57.5 39 8.0 -49.7 287 15 304.0 304.0 283.1 304.2 0.05 53 336 8078 -50.1 -58.1 38 8.0 -50.3 294 15 304.7 304.7 283.4 304.9 0.04 54 321 8375 -51.9 -58.9 43 7.0 -52.0 303 17 306.2 306.2 284.0 306.4 0.04 55 314 8517 -52.7 -59.7 42 7.0 -52.8 300 19 307.0 307.0 284.2 307.2 0.04 56 300 8810 -54.1 -62.1 37 8.0 -54.2 295 22 309.1 309.1 285.0 309.2 0.03 57 294 8940 -54.3 -64.3 28 10.0 -54.5 300 27 310.6 310.6 285.5 310.7 0.02 58 250 9990 -50.7 -76.7 3 26.0 -51.1 300 19 330.7 330.7 291.9 330.7 0.00 59 200 11450 -49.3 -81.3 1 32.0 -49.8 290 18 354.7 354.7 297.6 354.7 0.00 60 150 13330 -49.5 -82.5 1 33.0 -50.2 275 11 384.8 384.8 303.0 384.8 0.00 61 100 15990 -49.9 -83.9 1 34.0 -50.8 295 12 431.3 431.3 309.0 431.3 0.00 62 90 16674 -51.1 -85.1 1 34.0 -52.0 280 11 442.1 442.1 310.1 442.1 0.00 63 77 17689 -49.5 -84.5 1 35.0 -50.7 252 10 465.6 465.6 312.3 465.6 0.00 64 71 18218 -50.5 -84.5 1 34.0 -51.7 309 7 474.4 474.4 313.0 474.4 0.00 65 70 18310 -49.5 -84.5 1 35.0 -50.8 270 4 478.5 478.5 313.3 478.5 0.00 66 68 18500 -49.1 -84.1 1 35.0 -50.5 258 4 483.3 483.3 313.7 483.4 0.00 67 59 19432 -49.9 -84.9 1 35.0 -51.4 196 6 501.6 501.6 315.1 501.6 0.00 68 54 20014 -48.1 -84.1 1 36.0 -50.0 158 6 518.6 518.6 316.2 518.6 0.01 69 50 20520 -49.7 -84.7 1 35.0 -51.5 125 7 526.4 526.4 316.7 526.4 0.01 70 48 20787 -49.9 -84.9 1 35.0 -51.7 100 7 532.1 532.1 317.1 532.1 0.01 71 30 23870 -48.5 -84.5 1 36.0 -51.4 125 8 612.4 612.4 321.2 612.5 0.01 72 28 24323 -47.7 -84.7 1 37.0 -51.0 147 8 626.8 626.9 321.7 626.9 0.01 73 20 26540 -47.5 -84.5 1 37.0 -51.8 135 12 690.8 690.8 324.1 690.9 0.02 74 19 26879 -46.7 -84.7 1 38.0 -51.4 128 13 703.5 703.5 324.6 703.6 0.02 75 16 28015 -47.9 -84.9 1 37.0 -52.7 125 10 735.0 735.0 325.5 735.1 0.02 76 11 30503 -44.5 -83.5 1 39.0 -52.1 123 17 830.5 830.5 328.0 830.8 0.03 77 10 31140 -45.3 -84.3 0 39.0 -52.9 120 18 850.5 850.5 328.4 850.8 0.03 78 7.0 33550 -39.3 -81.3 0 42.0 -51.8 145 19 966.6 966.6 330.7 967.4 0.08 79 6.5 34058 -38.5 -80.5 0 42.0 -51.8 990.7 990.7 331.1 991.7 0.09 80 6.1 34495 -38.9 -80.9 0 42.0 -52.3 1007.1 1007.2 331.3 1008.2 0.09 TRP 294 8940 -54.3 -64.3 28 10.0 -54.5 300 27 310.6 310.6 285.5 310.7 0.02 WND Sounding variables and indices 1000-500 mb thick: 5291.00 m Freezing level: Surface below freezing Freezing level: 992.14 mb = 144.89 m = 475.36 ft Freezing level: 883.00 mb = 1078.01 m = 3536.75 ft Wetbulb zero: Below ground Precipitable water: 0.32 inches Sfc-500 mean rel hum: 55.07 % Est. max temperature: 10.62 C = 51.11 F Sfc-Lift cond lev (LCL): 862.25 mb = 1267.91 m = 4159.76 ft T: -0.96 C 700-500 lapse rate: 6.37 C/km ThetaE index: 1.64 C Layer 769.0- 702.0 mb Conv cond level (CCL): 739.89 mb = 2465.99 m = 8090.43 ft Mean mixing ratio: 2.25 g/kg Conv temperature: 12.14 C = 53.85 F Cap Strength: 9.34 C Lifted Index: 9.70 C Risk: None Lifted Index @300 mb: 17.07 C Lifted Index @700 mb: 4.52 C Showalter Index: 4.95 C Risk: None Total Totals Index: 50.80 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 28.40 C Cross Totals Index: 22.40 C K Index: 20.50 Risk: 20-40 % chance of thunderstorms Sweat Index: 57.00 Risk: None Energy Index: 1.14 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 32.14 J/kg Max Up Vert Vel: 8.02 m/s Conv Inhibition (B-): 70177.98 J/kg Cap Strength: 9.47 C Lift Cond Lev (LCL): 823.61 mb = 1631.54 m = 5352.74 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 266 at 7 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 ---------------------------------------------------------- 0 993 138 30 6 -3.0 -5.2 | 61 12 -10.3 -5.7 1 972 305 30 11 -5.5 -9.5 | 52 16 -12.8 -10.0 2 936 610 80 16 -15.8 -2.8 | 82 23 -23.0 -3.3 3 925 705 100 14 -13.8 2.4 | 95 21 -21.1 1.9 4 901 914 125 7 -5.7 4.0 | 105 13 -13.0 3.5 5 867 1219 125 4 -3.3 2.3 | 100 11 -10.6 1.8 6 850 1382 135 5 -3.5 3.5 | 106 11 -10.8 3.0 7 802 1829 185 8 0.7 8.0 | 139 10 -6.6 7.5 8 772 2134 225 6 4.2 4.2 | 141 5 -3.0 3.7 9 742 2438 230 9 6.9 5.8 | 176 5 -0.4 5.3 10 713 2743 235 10 8.2 5.7 | 190 5 0.9 5.2 11 700 2890 245 12 10.9 5.1 | 218 6 3.6 4.6 12 657 3353 275 3 3.0 -0.3 | 80 4 -4.3 -0.8 13 631 3658 250 10 9.4 3.4 | 216 4 2.1 2.9 14 581 4267 255 15 14.5 3.9 | 245 8 7.2 3.4 15 535 4877 265 11 11.0 1.0 | 263 4 3.7 0.4 16 500 5370 235 11 9.0 6.3 | 197 6 1.7 5.8 17 492 5486 235 11 9.0 6.3 | 197 6 1.7 5.8 18 471 5791 225 12 8.5 8.5 | 189 8 1.2 8.0 19 450 6096 250 9 8.5 3.1 | 205 3 1.2 2.6 20 400 6920 270 9 9.0 -0.0 | 287 2 1.7 -0.5 21 377 7315 280 8 7.9 -1.4 | 343 2 0.6 -1.9 22 360 7620 285 12 11.6 -3.1 | 310 6 4.3 -3.6 23 343 7925 285 15 14.5 -3.9 | 301 8 7.2 -4.4 24 328 8230 305 16 13.1 -9.2 | 329 11 5.8 -9.7 25 300 8810 295 22 19.9 -9.3 | 308 16 12.7 -9.8 26 294 8940 300 27 23.4 -13.5 | 311 21 16.1 -14.0 27 285 9144 300 28 24.2 -14.0 | 311 22 17.0 -14.5 28 272 9449 305 20 16.4 -11.5 | 323 15 9.1 -12.0 29 259 9754 290 24 22.6 -8.2 | 300 18 15.3 -8.7 30 250 9990 300 19 16.5 -9.5 | 318 14 9.2 -10.0 31 225 10668 300 13 11.3 -6.5 | 330 8 4.0 -7.0 32 205 11278 285 19 18.4 -4.9 | 296 12 11.1 -5.4 33 200 11450 290 18 16.9 -6.2 | 305 12 9.6 -6.7 34 196 11582 295 17 15.4 -7.2 | 313 11 8.1 -7.7 35 187 11887 285 16 15.5 -4.1 | 300 9 8.2 -4.7 36 170 12497 285 15 14.5 -3.9 | 301 8 7.2 -4.4 37 163 12802 300 11 9.5 -5.5 | 340 6 2.2 -6.0 38 150 13330 275 11 11.0 -1.0 | 292 4 3.7 -1.5 39 148 13411 270 11 11.0 -0.0 | 278 4 3.7 -0.5 40 141 13716 290 10 9.4 -3.4 | 332 4 2.1 -3.9 41 129 14326 265 12 12.0 1.0 | 263 5 4.7 0.5 42 123 14630 280 17 16.7 -3.0 | 290 10 9.5 -3.5 43 117 14935 235 10 8.2 5.7 | 190 5 0.9 5.2 44 112 15240 280 9 8.9 -1.6 | 323 3 1.6 -2.1 45 107 15545 290 10 9.4 -3.4 | 332 4 2.1 -3.9 46 102 15850 280 12 11.8 -2.1 | 300 5 4.5 -2.6 47 100 15990 295 12 10.9 -5.1 | 327 7 3.6 -5.6 48 98 16154 295 12 10.9 -5.1 | 327 7 3.6 -5.6 49 77 17678 250 10 9.4 3.4 | 216 4 2.1 2.9 50 74 17983 290 10 9.4 -3.4 | 332 4 2.1 -3.9 51 70 18288 315 6 4.2 -4.2 | 33 6 -3.0 -4.8 52 70 18310 270 4 4.0 -0.0 | 81 3 -3.3 -0.5 53 50 20520 125 7 -5.7 4.0 | 105 13 -13.0 3.5 54 44 21336 50 6 -4.6 -3.9 | 70 13 -11.9 -4.4 55 42 21641 0 0 -0.0 -0.0 | 86 7 -7.3 -0.5 56 30 23870 125 8 -6.6 4.6 | 106 14 -13.8 4.1 57 29 24079 135 10 -7.1 7.1 | 115 16 -14.4 6.6 58 28 24384 150 7 -3.5 6.1 | 117 12 -10.8 5.5 59 22 25908 70 10 -9.4 -3.4 | 77 17 -16.7 -3.9 60 21 26213 105 11 -10.6 2.8 | 97 18 -17.9 2.3 61 20 26518 100 13 -12.8 2.3 | 95 20 -20.1 1.7 62 20 26540 135 12 -8.5 8.5 | 117 18 -15.8 8.0 63 19 26822 135 12 -8.5 8.5 | 117 18 -15.8 8.0 64 18 27127 100 17 -16.7 3.0 | 96 24 -24.0 2.4 65 17 27432 125 13 -10.6 7.5 | 111 19 -17.9 6.9 66 16 28042 125 10 -8.2 5.7 | 109 16 -15.5 5.2 67 15 28346 140 11 -7.1 8.4 | 119 16 -14.4 7.9 68 13 29261 80 4 -3.9 -0.7 | 84 11 -11.2 -1.2 69 13 29566 75 10 -9.7 -2.6 | 80 17 -16.9 -3.1 70 12 30175 125 16 -13.1 9.2 | 113 22 -20.4 8.7 71 10 31140 120 18 -15.6 9.0 | 110 24 -22.9 8.5 72 7 33550 145 19 -10.9 15.6 | 130 24 -18.2 15.1 Wind Parameters Mean winds (0-6000m): 236.0 at 9.7 knts Storm direction: 266.0 at 7.3 knts Shear (0-3000m) pos: 2.0 neg: 0.0 tot: 2.0 10-3/s Storm rel Dir Shear (0-3000m): 100.9 deg Storm rel helicity (0-3000m) pos: 127.5 neg: -8.7 tot: 118.8 m^2/s^2 ave: 39.6 10^-3 m/s^2 rel: 0.49 Storm rel vorticity (0-3000m) horiz: 10.0 stream: 4.9 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.52 Bulk Shear: 62.26 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 54 12 66 19| 13.4 0.0 13.4| 61.6 -5.0 56.6 113.1 0.53| 19.2 10.1 1000 79 10 82 18| 4.1 0.0 4.1| 95.5 -7.4 88.1 88.1 0.47| 16.9 8.0 1500 92 9 89 16| 4.0 0.0 4.0|108.4 -8.0 100.4 66.9 0.52| 13.0 6.8 2000 111 8 99 15| 3.1 0.0 3.1|118.0 -8.3 109.7 54.8 0.50| 11.9 6.0 2500 137 8 113 14| 3.2 0.0 3.2|123.1 -8.3 114.7 45.9 0.54| 10.3 5.6 3000 172 9 133 12| 2.0 0.0 2.0|127.5 -8.7 118.8 39.6 0.49| 10.0 4.9 4000 214 9 160 7| 2.1 0.4 2.4|131.4 -9.2 122.3 30.6 0.44| 9.6 4.2 5000 236 9 187 5| 1.5 0.4 1.9|134.9 -12.2 122.8 24.6 0.39| 8.5 3.3 6000 236 10 189 5| 1.1 0.6 1.8|137.0 -16.7 120.3 20.0 0.33| 7.9 2.6 Wrote GIF file: /home/apache/climate/data/raob//PAFA/skewt/PAFA.skewt.20250425.12.gif