UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011206.upa.cvt Date: 0600Z 12 JAN 26 Searching for DRRN... Searching the city database file for: DRRN ... Date:0600Z 12 JAN 26 Station: DRRN WMO ident: 61052 Latitude: 13.48 Longitude: 2.17 Elevation: 227.00 ------------------------------------------------------------------------------- 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 117 SFC 987 227 15.0 10.0 72 5.0 12.1 360 2 289.2 290.6 285.8 311.3 7.83 TRP WND 137 235 74 Sounding variables and indices Sfc-500 mean rel hum: -nan % Est. max temperature: -273.15 C = -459.67 F Sfc-Lift cond lev (LCL): 915.72 mb = -9999.00 m = -9999.00 ft T: -9999.00 C ThetaE index: 0.00 C Layer 987.0- -0.0 mb Conv cond level (CCL): None Cap Strength: -9725.85 C Parcel Indices Parcel: using 100 mb layer CAPE (B+): 100214.80 J/kg Max Up Vert Vel: 447.69 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 288.15 C Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data ------------------------------------ TRUE/GROUND REL LEV P H DIR SPD U V mb m knt m/s ------------------------------------ 0 137 16026 235 74 60.6 42.4 1 987 227 360 2 -0.0 -2.0 2 925 541 85 19 -18.9 -1.7 3 850 1240 75 19 -18.4 -4.9 4 700 2802 75 7 -6.8 -1.8 5 500 5380 210 11 5.5 9.5 6 400 6990 235 23 18.8 13.2 7 300 8980 280 57 56.1 -9.9 8 250 10190 265 63 62.8 5.5 9 200 11610 235 58 47.5 33.3 10 150 13430 235 68 55.7 39.0 Wind Parameters Energy-Hel index: -6262.80 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//DRRN/skewt/DRRN.skewt.20260112.06.gif