UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042812.upa.cvt Date: 1200Z 28 APR 25 Searching for U7459... Searching the city database file for: U7459 ... Date:1200Z 28 APR 25 Station: U7459 WMO ident: 27459 Latitude: 56.27 Longitude: 44.00 ------------------------------------------------------------------------------- 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 142 320 9 SFC 998 158 4.6 -10.4 33 15.0 -0.4 320 9 277.9 278.2 272.8 282.9 1.73 2 925 769 -2.1 -16.1 33 14.0 -5.9 325 29 277.2 277.4 271.5 280.6 1.17 3 908 916 -3.5 -16.5 36 13.0 -7.0 324 29 277.2 277.4 271.5 280.6 1.16 4 850 1433 -8.3 -18.3 44 10.0 -10.6 320 29 277.5 277.6 271.5 280.6 1.06 5 768 2210 -15.3 -20.1 67 4.8 -16.3 338 29 278.1 278.2 271.8 281.0 1.01 6 766 2229 -15.3 -20.1 67 4.8 -16.3 339 29 278.3 278.4 271.9 281.2 1.01 7 739 2501 -14.7 -22.7 51 8.0 -16.3 345 29 281.8 281.9 273.6 284.3 0.83 8 700 2909 -17.5 -30.5 31 13.0 -19.4 355 29 283.1 283.2 273.7 284.5 0.43 9 679 3136 -19.7 -33.7 28 14.0 -21.5 355 31 283.1 283.2 273.5 284.2 0.33 10 647 3493 -21.7 -35.7 27 14.0 -23.3 356 33 284.8 284.8 274.4 285.7 0.28 11 577 4331 -24.9 -45.9 12 21.0 -26.6 358 39 290.5 290.6 277.1 290.9 0.11 12 555 4613 -26.3 -48.3 11 22.0 -27.9 358 41 292.1 292.1 277.9 292.4 0.09 13 500 5360 -31.3 -50.3 14 19.0 -32.4 360 46 294.9 294.9 279.1 295.1 0.08 14 447 6147 -35.9 -50.9 20 15.0 -36.7 3 54 298.7 298.7 280.9 299.0 0.08 15 400 6910 -41.5 -53.5 26 12.0 -41.9 5 62 301.1 301.1 281.9 301.3 0.07 16 371 7416 -45.5 -58.5 22 13.0 -45.9 302.3 302.3 282.4 302.4 0.04 17 323 8331 -49.8 -61.8 23 12.0 -50.0 360 62 308.6 308.6 284.8 308.7 0.03 18 322 8352 -49.9 -61.9 23 12.0 -50.1 308.7 308.7 284.9 308.8 0.03 TRP WND 323 8331 -49.8 -61.8 23 12.0 -50.0 360 62 308.6 308.6 284.8 308.7 0.03 Sounding variables and indices 1000-500 mb thick: 5218.00 m Freezing level: 947.88 mb = 577.58 m = 1894.94 ft Wetbulb zero: Below ground Precipitable water: 0.15 inches Sfc-500 mean rel hum: 32.00 % Est. max temperature: 4.16 C = 39.49 F Sfc-Lift cond lev (LCL): 790.47 mb = 1988.86 m = 6525.04 ft T: -13.31 C 700-500 lapse rate: 5.63 C/km ThetaE index: 2.30 C Layer 925.0- 768.0 mb Conv cond level (CCL): 698.85 mb = 2921.24 m = 9584.01 ft Mean mixing ratio: 1.37 g/kg Conv temperature: 9.80 C = 49.64 F Cap Strength: 9.89 C Lifted Index: 11.51 C Risk: None Lifted Index @700 mb: 4.10 C Showalter Index: 12.16 C Risk: None Total Totals Index: 36.00 C Risk: None Vertical Totals Index: 23.00 C Cross Totals Index: 13.00 C K Index: -8.30 Risk: None Sweat Index: 104.00 Risk: None Energy Index: 3.05 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 3.49 J/kg Max Up Vert Vel: 2.64 m/s Conv Inhibition (B-): 2632.51 J/kg Cap Strength: 11.51 C Lift Cond Lev (LCL): 760.31 mb = 2285.73 m = 7499.01 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 20 at 26 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 ---------------------------------------------------------- 0 998 158 320 9 5.8 -6.9 | 220 23 14.6 17.4 1 925 769 325 29 16.6 -23.8 | 269 25 25.4 0.6 2 850 1433 320 29 18.6 -22.2 | 266 27 27.4 2.1 3 700 2909 355 29 2.5 -28.9 | 292 12 11.3 -4.5 4 500 5360 360 46 -0.0 -46.0 | 338 23 8.8 -21.7 5 400 6910 5 62 -5.4 -61.8 | 355 38 3.4 -37.4 Wind Parameters Mean winds (0-6000m): 349.8 at 34.5 knts Storm direction: 19.8 at 25.9 knts Shear (0-3000m) pos: 3.8 neg: 0.6 tot: 4.5 10-3/s Storm rel Dir Shear (0-3000m): 79.5 deg Storm rel helicity (0-3000m) pos: 168.6 neg: -7.6 tot: 161.0 m^2/s^2 ave: 53.7 10^-3 m/s^2 rel: 0.70 Storm rel vorticity (0-3000m) horiz: 7.0 stream: 4.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.06 Bulk Shear: 56.11 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 ------------------------------------------------------------------------------- 500 324 17 241 22| 16.9 0.0 16.9| 96.2 0.0 96.2 192.4 0.98| 16.9 16.6 1000 324 23 255 23| 8.4 1.9 10.4|116.8 -4.5 112.3 112.3 0.88| 11.0 9.6 1500 323 25 259 24| 5.7 1.3 7.0|126.3 -7.6 118.7 79.1 0.80| 8.4 6.7 2000 325 26 263 24| 4.6 1.0 5.5|145.2 -7.6 137.6 68.8 0.75| 7.9 5.9 2500 329 27 266 22| 4.0 0.8 4.8|158.3 -7.6 150.7 60.3 0.70| 7.5 5.3 3000 333 27 270 21| 3.8 0.6 4.5|168.6 -7.6 161.0 53.7 0.70| 7.0 4.9 4000 340 29 279 19| 3.8 0.5 4.2|190.8 -7.6 183.2 45.8 0.71| 6.2 4.4 5000 346 31 291 18| 3.7 0.4 4.1|214.6 -7.6 207.0 41.4 0.71| 5.7 4.0 6000 350 34 303 18| 4.0 0.3 4.3|252.9 -7.6 245.4 40.9 0.68| 5.6 3.8 Wrote GIF file: /home/apache/climate/data/raob//U7459/skewt/U7459.skewt.20250428.12.gif