UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120412.upa.cvt Date: 1200Z 4 DEC 25 Searching for USHH... Searching the city database file for: USHH ... Date:1200Z 4 DEC 25 Station: USHH WMO ident: 23933 Latitude: 60.97 Longitude: 69.07 Elevation: 40.00 ------------------------------------------------------------------------------- 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 24 290 3 SFC 998 40 -2.5 -3.1 96 0.6 -2.7 290 3 270.8 271.3 270.5 279.0 3.04 2 941 504 -6.9 -8.9 86 2.0 -7.5 270.9 271.3 269.0 276.6 2.07 3 925 638 -7.3 -9.2 86 1.9 -7.9 271.8 272.2 269.6 277.5 2.06 4 887 964 -7.3 -9.1 87 1.8 -7.8 275.1 275.5 271.8 281.2 2.16 5 850 1295 -9.1 -11.3 84 2.2 -9.7 276.6 276.9 272.3 282.0 1.89 6 700 2773 -17.1 -19.3 83 2.2 -17.6 283.5 283.8 275.1 287.1 1.18 7 649 3335 -20.3 -22.7 81 2.4 -20.7 286.1 286.3 276.2 289.0 0.95 8 500 5210 -33.7 -36.3 77 2.6 -33.9 292.0 292.0 278.2 293.1 0.34 9 400 6740 -43.7 -48.3 60 4.6 -43.9 298.2 298.2 280.7 298.6 0.12 10 387 6962 -45.5 -50.1 60 4.6 -45.7 298.7 298.7 280.9 299.0 0.10 11 311 8399 -54.1 -60.1 48 6.0 -54.2 305.9 305.9 283.8 306.1 0.04 12 300 8630 -55.1 -61.1 47 6.0 -55.2 307.7 307.7 284.5 307.8 0.03 13 282 9024 -55.9 -61.9 47 6.0 -56.0 312.0 312.0 286.1 312.2 0.03 TRP WND Sounding variables and indices 1000-500 mb thick: 5186.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.30 inches Sfc-500 mean rel hum: 82.69 % Est. max temperature: 3.39 C = 38.10 F Sfc-Lift cond lev (LCL): 988.55 mb = 115.04 m = 377.41 ft T: -3.21 C 700-500 lapse rate: 6.81 C/km ThetaE index: 2.41 C Layer 941.0- 925.0 mb Conv cond level (CCL): 864.16 mb = 1166.81 m = 3828.07 ft Mean mixing ratio: 2.35 g/kg Conv temperature: 2.72 C = 36.90 F Cap Strength: 8.63 C Lifted Index: 11.81 C Risk: None Lifted Index @300 mb: 21.05 C Lifted Index @700 mb: 7.08 C Showalter Index: 8.67 C Risk: None Total Totals Index: 47.00 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.60 C Cross Totals Index: 22.40 C K Index: 11.10 Risk: None Energy Index: 2.30 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 12.36 J/kg Max Up Vert Vel: 4.97 m/s Conv Inhibition (B-): 3966.42 J/kg Cap Strength: 11.69 C Lift Cond Lev (LCL): 925.77 mb = 631.46 m = 2071.70 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 320 at 2 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 40 290 3 2.8 -1.0 | 243 2 1.4 0.7 Wind Parameters Mean winds (0-6000m): 290.0 at 3.0 knts Storm direction: 320.0 at 2.2 knts Energy-Hel index: -0.77 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 NO DATA | | | 1000 NO DATA | | | 1500 NO DATA | | | 2000 NO DATA | | | 2500 NO DATA | | | 3000 NO DATA | | | 4000 NO DATA | | | 5000 NO DATA | | | 6000 NO DATA | | | Wrote GIF file: /home/apache/climate/data/raob//USHH/skewt/USHH.skewt.20251204.12.gif