UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042100.upa.cvt Date: 0000Z 21 APR 25 Searching for U5428... Searching the city database file for: U5428 ... Date:0000Z 21 APR 25 Station: U5428 WMO ident: 25428 Latitude: 65.23 Longitude: 160.53 ------------------------------------------------------------------------------- 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 192 80 1 SFC 991 263 -6.3 -14.3 53 8.0 -8.3 80 1 267.5 267.7 265.4 271.1 1.27 2 990 271 -4.5 -16.5 39 12.0 -7.4 80 1 269.4 269.6 266.3 272.4 1.06 3 985 311 -6.1 -18.1 38 12.0 -8.8 80 1 268.2 268.4 265.2 270.8 0.93 4 977 375 -4.3 -16.3 39 12.0 -7.3 79 2 270.6 270.8 267.2 273.7 1.09 5 925 808 -3.7 -14.7 42 11.0 -6.7 75 5 275.5 275.7 270.7 279.3 1.32 6 921 842 -3.5 -15.5 39 12.0 -6.7 76 6 276.1 276.3 270.9 279.6 1.24 7 879 1209 -5.1 -20.1 30 15.0 -8.7 87 11 278.1 278.3 271.6 280.7 0.88 8 850 1472 -4.1 -22.1 23 18.0 -8.3 95 15 281.9 282.0 273.5 284.2 0.76 9 835 1613 -3.9 -23.9 19 20.0 -8.4 93 15 283.5 283.6 274.3 285.5 0.66 10 760 2353 -6.9 -34.9 9 28.0 -11.6 83 16 288.0 288.0 276.0 288.8 0.26 11 705 2938 -8.9 -31.9 14 23.0 -13.1 76 17 292.0 292.1 278.3 293.3 0.37 12 700 2993 -9.5 -31.5 15 22.0 -13.5 75 17 292.0 292.0 278.3 293.2 0.39 13 572 4519 -20.3 -31.3 37 11.0 -22.0 51 16 296.7 296.7 280.6 298.3 0.49 14 500 5500 -27.5 -40.5 28 13.0 -28.7 35 15 299.5 299.6 281.4 300.3 0.22 15 449 6262 -32.9 -46.9 23 14.0 -33.8 37 19 302.1 302.1 282.4 302.5 0.12 16 400 7060 -39.9 -52.9 24 13.0 -40.5 40 23 303.1 303.1 282.7 303.4 0.07 17 307 8813 -55.3 -67.3 21 12.0 -55.4 45 23 305.4 305.4 283.5 305.4 0.01 18 300 8960 -55.9 -67.9 21 12.0 -56.1 45 23 306.6 306.6 284.0 306.6 0.01 19 268 9666 -59.9 -71.9 19 12.0 -60.0 30 17 310.8 310.8 285.6 310.8 0.01 20 250 10100 -57.1 -69.1 20 12.0 -57.2 20 13 321.2 321.2 289.1 321.2 0.01 21 212 11160 -50.9 -65.9 15 15.0 -51.2 13 10 346.3 346.4 295.8 346.5 0.03 22 200 11540 -51.3 -68.3 11 17.0 -51.7 10 9 351.5 351.5 297.0 351.6 0.02 23 150 13420 -49.7 -73.7 4 24.0 -50.3 5 11 384.4 384.4 302.9 384.5 0.01 24 100 16060 -51.3 -74.3 5 23.0 -52.1 360 5 428.6 428.6 308.7 428.7 0.02 25 92 16604 -49.1 -73.1 4 24.0 -50.1 332 6 443.3 443.3 310.2 443.4 0.02 26 78 17679 -52.3 -75.3 5 23.0 -53.2 276 8 458.1 458.1 311.6 458.2 0.02 27 70 18380 -51.5 -74.5 5 23.0 -52.5 240 9 474.2 474.2 313.0 474.3 0.02 28 54 20062 -50.5 -74.5 4 24.0 -52.0 290 7 513.0 513.1 315.8 513.2 0.03 29 50 20560 -52.7 -75.7 5 23.0 -53.9 305 7 519.3 519.3 316.2 519.5 0.03 30 30 23870 -51.3 -74.3 5 23.0 -53.5 25 11 604.8 604.8 320.9 605.2 0.05 31 28 24315 -54.3 -77.3 4 23.0 -56.1 32 10 608.5 608.5 321.0 608.8 0.04 32 20 26490 -50.7 -73.7 5 23.0 -53.8 65 3 681.0 681.0 323.8 681.7 0.09 33 16 27957 -46.7 -70.7 5 24.0 -51.7 738.9 739.0 325.7 740.5 0.17 34 15 28383 -48.9 -72.9 4 24.0 -53.3 745.4 745.4 325.8 746.6 0.13 35 11 30444 -43.7 -68.7 5 25.0 -51.2 833.4 833.6 328.1 836.9 0.33 TRP 268 9666 -59.9 -71.9 19 12.0 -60.0 30 17 310.8 310.8 285.6 310.8 0.01 WND Sounding variables and indices 1000-500 mb thick: 5308.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.13 inches Sfc-500 mean rel hum: 25.78 % Est. max temperature: 8.96 C = 48.12 F Sfc-Lift cond lev (LCL): 872.38 mb = 1268.04 m = 4160.18 ft T: -4.87 C 700-500 lapse rate: 7.18 C/km ThetaE index: 1.58 C Layer 985.0- 977.0 mb Conv cond level (CCL): 550.13 mb = 4803.10 m = 15758.02 ft Mean mixing ratio: 1.15 g/kg Conv temperature: 23.59 C = 74.45 F Cap Strength: 17.36 C Lifted Index: 18.68 C Risk: None Lifted Index @300 mb: 20.84 C Lifted Index @700 mb: 15.32 C Showalter Index: 13.14 C Risk: None Total Totals Index: 28.80 C Risk: None Vertical Totals Index: 23.40 C Cross Totals Index: 5.40 C K Index: -20.70 Risk: None Sweat Index: 45.00 Risk: None Energy Index: 3.46 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 30.91 J/kg Max Up Vert Vel: 7.86 m/s Conv Inhibition (B-): 66794.87 J/kg Cap Strength: 18.55 C Lift Cond Lev (LCL): 776.76 mb = 2181.23 m = 7156.18 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 94 at 11 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 ---------------------------------------------------------- 0 991 263 80 1 -1.0 -0.2 | 275 10 9.7 -0.9 1 925 808 75 5 -4.8 -1.3 | 289 6 5.9 -2.0 2 850 1472 95 15 -14.9 1.3 | 98 4 -4.2 0.6 3 700 2993 75 17 -16.4 -4.4 | 48 8 -5.7 -5.1 4 500 5500 35 15 -8.6 -12.3 | 351 13 2.1 -13.0 5 400 7060 40 23 -14.8 -17.6 | 12 19 -4.1 -18.4 6 300 8960 45 23 -16.3 -16.3 | 18 18 -5.5 -17.0 7 268 9666 30 17 -8.5 -14.7 | 352 16 2.2 -15.5 8 250 10100 20 13 -4.4 -12.2 | 334 14 6.3 -13.0 9 200 11540 10 9 -1.6 -8.9 | 316 13 9.2 -9.6 10 150 13420 5 11 -1.0 -11.0 | 320 15 9.8 -11.7 11 100 16060 360 5 -0.0 -5.0 | 298 12 10.7 -5.7 12 70 18380 240 9 7.8 4.5 | 259 19 18.5 3.8 13 50 20560 305 7 5.7 -4.0 | 286 17 16.5 -4.8 14 30 23870 25 11 -4.6 -10.0 | 330 12 6.1 -10.7 15 20 26490 65 3 -2.7 -1.3 | 284 8 8.0 -2.0 Wind Parameters Mean winds (0-6000m): 63.9 at 14.3 knts Storm direction: 93.9 at 10.8 knts Shear (0-3000m) pos: 1.9 neg: 1.4 tot: 3.2 10-3/s Storm rel Dir Shear (0-3000m): 123.8 deg Storm rel helicity (0-3000m) pos: 8.1 neg: -9.6 tot: -1.5 m^2/s^2 ave: -0.5 10^-3 m/s^2 rel: 0.12 Storm rel vorticity (0-3000m) horiz: 3.8 stream: 0.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.74 Bulk Shear: 17.77 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 76 3 280 8| 0.0 3.8 3.8| 3.3 0.0 3.3 6.7 0.44| 3.8 1.6 1000 82 5 286 6| 3.8 1.9 5.7| 6.8 0.0 6.8 6.8 0.57| 5.8 3.3 1500 89 8 290 3| 3.8 1.3 5.0| 8.1 -1.1 7.0 4.7 0.48| 5.4 2.6 2000 89 10 331 1| 2.8 1.3 4.1| 8.1 -3.3 4.8 2.4 0.34| 4.6 1.5 2500 86 11 26 2| 2.3 1.3 3.6| 8.1 -5.8 2.3 0.9 0.23| 4.1 0.9 3000 84 12 37 3| 1.9 1.4 3.2| 8.1 -9.6 -1.5 -0.5 0.12| 3.8 0.4 4000 77 13 33 4| 1.4 1.4 2.8| 8.1 -19.5 -11.4 -2.8 -0.06| 3.4 -0.2 5000 71 14 24 6| 1.1 1.4 2.5| 8.1 -30.7 -22.6 -4.5 -0.17| 3.2 -0.5 6000 64 14 17 7| 1.1 1.3 2.4| 19.2 -33.1 -13.9 -2.3 -0.08| 3.1 -0.3 Wrote GIF file: /home/apache/climate/data/raob//U5428/skewt/U5428.skewt.20250421.00.gif