UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025043000.upa.cvt Date: 0000Z 30 APR 25 Searching for U5428... Searching the city database file for: U5428 ... Date:0000Z 30 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 168 SFC 988 264 -2.1 -14.1 39 12.0 -5.4 100 1 272.0 272.2 268.4 275.7 1.30 2 966 443 -3.7 -15.7 39 12.0 -6.8 74 2 272.1 272.3 268.3 275.4 1.16 3 925 785 -6.7 -16.7 45 10.0 -9.1 25 5 272.5 272.6 268.4 275.6 1.12 4 850 1433 -13.3 -19.3 61 6.0 -14.5 315 5 272.2 272.4 268.0 275.0 0.98 5 843 1496 -14.1 -19.1 66 5.0 -15.1 319 5 272.0 272.2 268.0 274.9 1.00 6 814 1762 -10.9 -15.5 69 4.6 -12.1 338 5 278.1 278.4 272.4 282.2 1.40 7 812 1781 -10.9 -15.5 69 4.6 -12.1 340 5 278.3 278.6 272.5 282.4 1.41 8 782 2070 -11.1 -18.1 56 7.0 -12.8 0 4 281.1 281.3 273.8 284.6 1.17 9 700 2910 -16.1 -23.1 55 7.0 -17.4 60 3 284.7 284.8 275.2 287.2 0.85 10 518 5119 -29.5 -37.5 46 8.0 -30.3 100 5 294.1 294.1 279.1 295.1 0.29 11 500 5370 -31.7 -39.7 45 8.0 -32.4 105 5 294.4 294.4 279.2 295.2 0.24 12 442 6231 -38.3 -51.3 24 13.0 -38.9 111 5 296.6 296.6 280.0 296.9 0.08 13 400 6910 -43.9 -55.9 25 12.0 -44.3 115 5 297.9 297.9 280.5 298.1 0.05 14 379 7269 -46.7 -58.7 24 12.0 -47.0 114 6 298.9 298.9 280.9 299.0 0.04 15 300 8790 -53.9 -63.9 28 10.0 -54.1 110 13 309.4 309.4 285.1 309.5 0.02 16 295 8899 -54.3 -64.3 28 10.0 -54.5 105 11 310.3 310.3 285.5 310.4 0.02 17 290 9009 -54.5 -64.5 28 10.0 -54.6 105 11 311.5 311.5 285.9 311.6 0.02 18 274 9379 -50.7 -61.7 26 11.0 -51.0 105 9 322.1 322.1 289.5 322.3 0.03 19 250 9980 -50.7 -63.7 20 13.0 -51.0 105 7 330.7 330.7 291.9 330.8 0.03 20 200 11450 -46.5 -67.5 7 21.0 -47.1 80 5 359.1 359.1 298.5 359.2 0.02 21 150 13350 -47.9 -71.9 5 24.0 -48.7 170 3 387.5 387.5 303.4 387.6 0.02 22 100 16010 -49.5 -73.5 4 24.0 -50.4 230 3 432.1 432.1 309.1 432.2 0.02 23 70 18350 -48.9 -72.9 4 24.0 -50.3 165 5 479.8 479.8 313.4 479.9 0.03 24 50 20560 -48.7 -72.7 5 24.0 -50.5 175 3 528.7 528.7 316.9 529.0 0.04 25 30 23910 -48.5 -72.5 5 24.0 -51.3 170 5 612.4 612.4 321.2 613.0 0.07 26 27 24602 -49.7 -73.7 4 24.0 -52.5 166 6 627.8 627.8 321.8 628.3 0.07 27 25 25110 -46.7 -70.7 5 24.0 -50.4 163 6 650.4 650.4 322.7 651.3 0.11 28 20 26580 -50.1 -74.1 4 24.0 -53.4 155 7 682.8 682.9 323.9 683.5 0.08 29 14 28937 -44.9 -68.9 5 24.0 -51.0 773.8 773.9 326.7 776.2 0.26 30 10 31194 -43.5 -68.5 5 25.0 -51.5 857.2 857.4 328.7 861.2 0.38 TRP 295 8899 -54.3 -64.3 28 10.0 -54.5 105 11 310.3 310.3 285.5 310.4 0.02 WND Sounding variables and indices 1000-500 mb thick: 5202.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.18 inches Sfc-500 mean rel hum: 52.06 % Est. max temperature: -1.04 C = 30.13 F Sfc-Lift cond lev (LCL): 817.43 mb = 1730.29 m = 5676.74 ft T: -11.28 C 700-500 lapse rate: 6.34 C/km ThetaE index: 0.76 C Layer 850.0- 814.0 mb Conv cond level (CCL): 625.88 mb = 3730.91 m = 12240.38 ft Mean mixing ratio: 1.14 g/kg Conv temperature: 14.08 C = 57.34 F Cap Strength: 15.71 C Lifted Index: 15.74 C Risk: None Lifted Index @300 mb: 24.01 C Lifted Index @700 mb: 9.95 C Showalter Index: 16.15 C Risk: None Total Totals Index: 30.80 C Risk: None Vertical Totals Index: 18.40 C Cross Totals Index: 12.40 C K Index: -7.90 Risk: None Sweat Index: 15.00 Risk: None Energy Index: 4.33 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1.87 J/kg Max Up Vert Vel: 1.94 m/s Conv Inhibition (B-): 75657.41 J/kg Cap Strength: 15.76 C Lift Cond Lev (LCL): 793.01 mb = 1962.51 m = 6438.61 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 95 at 3 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 ---------------------------------------------------------- 0 988 264 100 1 -1.0 0.2 | 273 2 2.1 -0.1 1 925 785 25 5 -2.1 -4.5 | 348 5 1.0 -4.8 2 850 1433 315 5 3.5 -3.5 | 300 8 6.7 -3.8 3 700 2910 60 3 -2.6 -1.5 | 344 2 0.5 -1.8 4 500 5370 105 5 -4.8 1.3 | 120 2 -1.7 1.0 5 400 6910 115 5 -4.5 2.1 | 142 2 -1.4 1.8 6 300 8790 110 13 -12.2 4.4 | 115 10 -9.1 4.2 7 295 8899 105 11 -10.6 2.8 | 109 8 -7.5 2.6 8 250 9980 105 7 -6.8 1.8 | 113 4 -3.6 1.5 9 200 11450 80 5 -4.9 -0.9 | 57 2 -1.8 -1.2 10 150 13350 170 3 -0.5 3.0 | 224 4 2.6 2.7 11 100 16010 230 3 2.3 1.9 | 253 6 5.4 1.6 12 70 18350 165 5 -1.3 4.8 | 202 5 1.8 4.5 13 50 20560 175 3 -0.3 3.0 | 227 4 2.9 2.7 14 30 23910 170 5 -0.9 4.9 | 206 5 2.3 4.6 15 20 26580 155 7 -3.0 6.3 | 182 6 0.2 6.0 Wind Parameters Mean winds (0-6000m): 65.4 at 4.2 knts Storm direction: 95.4 at 3.1 knts Shear (0-3000m) pos: 1.1 neg: 1.0 tot: 2.0 10-3/s Storm rel Dir Shear (0-3000m): 83.1 deg Storm rel helicity (0-3000m) pos: 7.4 neg: -9.3 tot: -1.9 m^2/s^2 ave: -0.6 10^-3 m/s^2 rel: 0.06 Storm rel vorticity (0-3000m) horiz: 3.3 stream: 0.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 3.02 Bulk Shear: 0.62 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 36 3 332 3| 0.0 4.8 4.8| 0.9 -0.3 0.6 1.2 0.36| 5.6 2.0 1000 13 4 332 5| 0.0 2.9 2.9| 0.9 -6.7 -5.8 -5.8 -0.20| 5.2 -1.0 1500 354 4 322 6| 0.2 1.9 2.2| 3.8 -9.3 -5.6 -3.7 -0.14| 4.6 -0.6 2000 354 4 322 6| 0.8 1.5 2.3| 6.5 -9.3 -2.8 -1.4 -0.00| 4.1 -0.0 2500 357 4 323 6| 1.1 1.2 2.2| 7.3 -9.3 -2.1 -0.8 0.04| 3.8 0.2 3000 4 4 326 5| 1.1 1.0 2.0| 7.4 -9.3 -1.9 -0.6 0.06| 3.3 0.2 4000 25 4 339 4| 1.0 0.7 1.7| 7.9 -9.3 -1.4 -0.4 0.12| 2.7 0.3 5000 48 4 357 3| 0.9 0.6 1.5| 8.4 -9.3 -0.9 -0.2 0.17| 2.3 0.4 6000 65 4 18 2| 0.8 0.5 1.3| 8.8 -9.3 -0.5 -0.1 0.20| 2.0 0.4 Wrote GIF file: /home/apache/climate/data/raob//U5428/skewt/U5428.skewt.20250430.00.gif