UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120812.upa.cvt Date: 1200Z 8 DEC 25 Searching for U7459... Searching the city database file for: U7459 ... Date:1200Z 8 DEC 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 ------------------------------------------------------------------------------- SFC 1013 156 -4.5 -5.3 94 0.8 -4.8 90 5 267.7 268.1 267.7 274.5 2.54 1 1000 257 -8.1 -10.9 80 2.8 -8.8 110 15 265.0 265.3 264.3 269.5 1.66 2 978 430 -7.9 -10.3 83 2.4 -8.5 139 13 266.9 267.2 265.8 271.8 1.78 3 961 567 -4.5 -6.6 85 2.1 -5.2 161 11 271.7 272.1 270.1 278.4 2.42 4 926 859 -4.5 -6.3 87 1.8 -5.1 209 7 274.6 275.1 272.2 281.7 2.57 5 925 868 -4.5 -6.3 87 1.8 -5.1 210 7 274.7 275.1 272.2 281.8 2.58 6 850 1530 -7.9 -10.6 81 2.7 -8.7 155 5 277.9 278.2 273.2 283.6 2.00 7 814 1865 -10.3 -12.7 83 2.4 -11.0 190 7 278.8 279.1 273.3 283.8 1.77 8 806 1941 -7.9 -10.2 84 2.3 -8.7 197 7 282.1 282.5 275.8 288.4 2.18 9 700 3030 -10.9 -14.6 74 3.7 -12.0 310 13 290.4 290.7 279.4 295.7 1.76 10 682 3230 -11.1 -14.6 75 3.5 -12.1 292.4 292.7 280.4 297.8 1.81 11 597 4239 -17.9 -22.9 65 5.0 -19.0 295.8 296.0 280.9 299.0 1.01 12 587 4365 -17.1 -21.7 67 4.6 -18.1 298.2 298.4 282.1 301.8 1.15 13 522 5235 -23.1 -28.1 64 5.0 -23.9 301.1 301.3 282.8 303.5 0.72 TRP WND Sounding variables and indices Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.35 inches Sfc-500 mean rel hum: 75.96 % Est. max temperature: 5.18 C = 41.32 F Sfc-Lift cond lev (LCL): 1000.08 mb = 256.37 m = 841.09 ft T: -8.08 C ThetaE index: 4.92 C Layer 1000.0- 978.0 mb Conv cond level (CCL): 1000.00 mb = 257.00 m = 843.17 ft Mean mixing ratio: 2.22 g/kg Conv temperature: -6.25 C = 20.76 F Cap Strength: 20.88 C Lifted Index @700 mb: 14.45 C Parcel Indices Parcel: using 100 mb layer CAPE (B+): 48.17 J/kg Max Up Vert Vel: 9.82 m/s Conv Inhibition (B-): 2227.00 J/kg Cap Strength: 20.90 C Lift Cond Lev (LCL): 932.20 mb = 806.91 m = 2647.31 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 237 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 1013 156 90 5 -5.0 0.0 | 71 11 -10.5 -3.5 1 1000 257 110 15 -14.1 5.1 | 95 20 -19.6 1.6 2 925 868 210 7 3.5 6.1 | 141 3 -2.0 2.5 3 850 1530 155 5 -2.1 4.5 | 97 8 -7.7 1.0 4 700 3030 310 13 10.0 -8.4 | 340 13 4.4 -11.9 Wind Parameters Mean winds (0-6000m): 207.5 at 8.8 knts Storm direction: 237.5 at 6.6 knts Shear (0-3000m) pos: 3.7 neg: 0.4 tot: 4.1 10-3/s Storm rel Dir Shear (0-3000m): -91.8 deg Storm rel helicity (0-3000m) pos: 91.7 neg: -5.8 tot: 85.9 m^2/s^2 ave: 30.7 10^-3 m/s^2 rel: 0.53 Storm rel vorticity (0-3000m) horiz: 11.1 stream: 5.9 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 2.07 Bulk Shear: 23.27 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 ------------------------------------------------------------------------------- 500 129 12 105 15| 10.9 0.0 10.9| 63.3 0.0 63.3 126.6 0.64| 26.3 16.9 1000 146 10 112 12| 4.3 0.0 4.3| 65.1 -2.1 62.9 62.9 0.46| 17.4 8.0 1500 153 8 112 10| 2.8 0.7 3.5| 66.9 -5.8 61.1 40.7 0.38| 13.0 4.9 2000 165 8 119 9| 3.6 0.5 4.1| 73.8 -5.8 68.0 34.0 0.44| 11.5 5.1 2500 187 8 136 7| 3.7 0.4 4.1| 81.0 -5.8 75.2 30.1 0.51| 11.1 5.7 3000 NO DATA | 3.7 0.4 4.1| | 4000 NO DATA | 3.7 0.4 4.1| | 5000 NO DATA | 3.7 0.4 4.1| | 6000 NO DATA | 3.7 0.4 4.1| | Wrote GIF file: /home/apache/climate/data/raob//U7459/skewt/U7459.skewt.20251208.12.gif