UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011800.upa.cvt Date: 0000Z 18 JAN 26 Searching for U3884... Searching the city database file for: U3884 ... Date:0000Z 18 JAN 26 Station: U3884 WMO ident: 23884 Latitude: 61.60 Longitude: 90.00 ------------------------------------------------------------------------------- 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 1047 -344 -34.9 -39.3 64 4.4 -35.1 0 0 235.1 235.2 235.1 235.5 0.12 1 1018 -138 -33.9 -38.9 61 5.0 -34.1 262 4 238.0 238.1 237.9 238.4 0.13 2 1011 -86 -29.5 -34.5 62 5.0 -29.8 238 5 242.9 242.9 242.6 243.4 0.20 3 1000 0 -0.3 -30.3 8 30.0 -6.0 200 7 272.9 272.9 267.2 273.8 0.31 TRP WND Sounding variables and indices Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.00 inches Sfc-500 mean rel hum: 55.68 % Est. max temperature: -273.15 C = -459.67 F Sfc-Lift cond lev (LCL): 970.53 mb = -9999.00 m = -9999.00 ft T: -9999.00 C ThetaE index: 0.00 C Layer 1047.0- -4.1 mb Conv cond level (CCL): None Cap Strength: 139.66 C Parcel Indices Parcel: using 100 mb layer CAPE (B+): 100433.62 J/kg Max Up Vert Vel: 448.18 m/s Conv Inhibition (B-): 1074.02 J/kg Cap Strength: 127.85 C Lift Cond Lev (LCL): 19936.42 mb = -9999.00 m = -9999.00 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 230 at 5 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 1047 -344 0 0 -0.0 -0.0 | 50 5 -3.8 -3.2 1 1000 0 200 7 2.4 6.6 | 158 4 -1.4 3.4 2 925 948 200 9 3.1 8.5 | 172 5 -0.7 5.3 3 850 1569 200 5 1.7 4.7 | 126 3 -2.1 1.5 Wind Parameters Mean winds (0-6000m): 200.0 at 6.6 knts Storm direction: 230.0 at 5.0 knts Shear (0-3000m) pos: 0.0 neg: 2.6 tot: 2.6 10-3/s Storm rel Dir Shear (0-3000m): 76.0 deg Storm rel helicity (0-3000m) pos: 1.2 neg: -8.2 tot: -7.0 m^2/s^2 ave: -3.7 10^-3 m/s^2 rel: -0.68 Storm rel vorticity (0-3000m) horiz: 5.5 stream: -3.7 10^-3/s Energy-Hel index: 0.75 Bulk Rich Number: 140793.86 Bulk Shear: 0.71 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 ------------------------------------------------------------------------------- 500 200 4 110 2| 0.0 7.5 7.5| 0.1 -5.7 -5.6 -11.1 -0.81| 15.1-12.3 1000 200 6 141 3| 0.0 4.3 4.3| 0.8 -5.7 -4.9 -4.9 -0.72| 8.1 -5.9 1500 200 7 154 3| 0.0 2.6 2.6| 1.2 -6.6 -5.4 -3.6 -0.67| 6.0 -4.0 2000 NO DATA | 0.0 2.6 2.6| | 2500 NO DATA | 0.0 2.6 2.6| | 3000 NO DATA | 0.0 2.6 2.6| | 4000 NO DATA | 0.0 2.6 2.6| | 5000 NO DATA | 0.0 2.6 2.6| | 6000 NO DATA | 0.0 2.6 2.6| | Wrote GIF file: /home/apache/climate/data/raob//U3884/skewt/U3884.skewt.20260118.00.gif