UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121000.upa.cvt Date: 0000Z 10 DEC 25 Searching for EP374... Searching the city database file for: EP374 ... Date:0000Z 10 DEC 25 Station: EP374 WMO ident: 12374 Latitude: 52.40 Longitude: 20.97 ------------------------------------------------------------------------------- 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 1004 97 10.2 9.9 98 0.3 10.0 240 3 283.0 284.3 283.0 304.0 7.64 1 1000 130 10.0 9.5 97 0.5 9.7 275 5 283.1 284.4 282.9 303.7 7.46 2 925 774 6.0 6.0 100 0.0 6.0 295 11 285.4 286.5 282.7 303.2 6.34 3 850 1463 2.4 1.6 94 0.8 2.0 295 19 288.7 289.5 282.6 303.1 5.05 4 803 1921 0.4 -0.8 92 1.2 -0.2 299 21 291.3 292.1 283.1 304.3 4.49 5 796 1992 -0.3 -7.3 59 7.0 -3.0 300 22 291.2 291.7 281.1 299.4 2.77 6 785 2103 0.2 -2.5 82 2.7 -1.0 301 22 292.9 293.7 283.3 304.8 4.05 7 716 2836 -3.3 -12.3 50 9.0 -6.4 308 26 296.9 297.3 282.7 303.3 2.07 8 700 3015 -4.5 -8.1 76 3.6 -5.9 310 27 297.5 298.0 284.0 306.5 2.96 9 696 3060 -4.7 -7.6 80 2.9 -5.8 297.8 298.3 284.2 307.1 3.10 10 674 3312 -6.1 -9.7 76 3.6 -7.4 298.9 299.4 284.3 307.2 2.71 11 669 3370 -5.9 -13.9 53 8.0 -8.5 299.8 300.2 283.7 305.9 1.95 12 621 3949 -9.5 -10.5 92 1.0 -9.9 302.1 302.6 285.6 310.7 2.77 13 569 4620 -12.9 -14.3 89 1.4 -13.3 305.8 306.2 286.4 312.8 2.22 14 557 4783 -12.3 -17.3 66 5.0 -13.8 308.4 308.7 286.8 314.1 1.77 15 532 5132 -14.5 -19.4 66 4.9 -15.9 309.8 310.1 287.1 314.9 1.55 TRP WND Sounding variables and indices Freezing level: 799.00 mb = 1961.50 m = 6435.28 ft Freezing level: 789.40 mb = 2058.51 m = 6753.55 ft Freezing level: 781.06 mb = 2145.03 m = 7037.40 ft Wetbulb zero: 806.38 mb = 1887.51 m = 6192.54 ft Precipitable water: 0.76 inches Sfc-500 mean rel hum: 82.16 % Est. max temperature: 15.66 C = 60.19 F Sfc-Lift cond lev (LCL): 999.50 mb = 134.11 m = 439.98 ft T: 9.97 C ThetaE index: 4.84 C Layer 796.0- 785.0 mb Conv cond level (CCL): 948.44 mb = 567.31 m = 1861.22 ft Mean mixing ratio: 6.77 g/kg Conv temperature: 11.89 C = 53.40 F Cap Strength: 8.39 C Lifted Index @700 mb: 3.04 C Parcel Indices Parcel: using 100 mb layer CAPE (B+): 12.46 J/kg Max Up Vert Vel: 4.99 m/s Conv Inhibition (B-): 0.12 J/kg Cap Strength: 8.23 C Lift Cond Lev (LCL): 950.08 mb = 552.98 m = 1814.22 ft Lev Free Conv (LFC): 935.08 mb = 684.44 m = 2245.50 ft Equ Level (EL): 895.08 mb = 1041.89 m = 3418.22 ft B at Equ Level: 12.34 J/kg Max Parcel Lev (MPL): 805.08 mb = 1900.49 m = 6235.14 ft Wind level data Storm motion: 330 at 13 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 1004 97 240 3 2.6 1.5 | 163 14 -3.9 13.0 1 1000 130 275 5 5.0 -0.4 | 172 11 -1.5 11.1 2 925 774 295 11 10.0 -4.6 | 207 8 3.4 6.9 3 850 1463 295 19 17.2 -8.0 | 252 11 10.7 3.5 4 700 3015 310 27 20.7 -17.4 | 292 15 14.2 -5.8 Wind Parameters Mean winds (0-6000m): 300.5 at 17.7 knts Storm direction: 330.5 at 13.3 knts Shear (0-3000m) pos: 4.9 neg: 0.0 tot: 4.9 10-3/s Storm rel Dir Shear (0-3000m): 129.1 deg Storm rel helicity (0-3000m) pos: 67.8 neg: 0.0 tot: 67.8 m^2/s^2 ave: 23.4 10^-3 m/s^2 rel: 0.86 Storm rel vorticity (0-3000m) horiz: 4.9 stream: 4.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.75 Bulk Shear: 16.57 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 ------------------------------------------------------------------------------- 500 284 7 181 10| 8.0 0.0 8.0| 16.9 0.0 16.9 33.9 0.77| 8.0 6.1 1000 291 9 196 8| 6.8 0.0 6.8| 28.1 0.0 28.1 28.1 0.83| 6.9 5.8 1500 293 12 214 8| 6.2 0.0 6.2| 39.1 0.0 39.1 26.1 0.83| 6.3 5.3 2000 295 14 230 8| 5.4 0.0 5.4| 48.4 0.0 48.4 24.2 0.85| 5.6 4.7 2500 298 16 243 9| 4.9 0.0 4.9| 58.7 0.0 58.7 23.5 0.85| 5.1 4.4 3000 NO DATA | 4.9 0.0 4.9| | 4000 NO DATA | 4.9 0.0 4.9| | 5000 NO DATA | 4.9 0.0 4.9| | 6000 NO DATA | 4.9 0.0 4.9| | Wrote GIF file: /home/apache/climate/data/raob//EP374/skewt/EP374.skewt.20251210.00.gif