UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025112706.upa.cvt Date: 0600Z 27 NOV 25 Searching for DRRN... Searching the city database file for: DRRN ... Date:0600Z 27 NOV 25 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 98 SFC 985 227 15.0 10.0 72 5.0 12.1 310 3 289.4 290.8 285.9 311.5 7.84 TRP WND 131 280 67 Sounding variables and indices Sfc-500 mean rel hum: -nan % Est. max temperature: -273.15 C = -459.67 F Sfc-Lift cond lev (LCL): 913.87 mb = -9999.00 m = -9999.00 ft T: -9999.00 C ThetaE index: 0.00 C Layer 985.0-126443839488.0 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 ------------------------------------ 0 131 16368 280 67 66.0 -11.6 1 985 227 310 3 2.3 -1.9 2 925 523 65 7 -6.3 -3.0 3 850 1221 55 8 -6.6 -4.6 4 700 2784 160 14 -4.8 13.2 5 500 5360 155 17 -7.2 15.4 6 400 6980 210 20 10.0 17.3 7 300 8970 260 27 26.6 4.7 8 250 10170 240 31 26.8 15.5 9 200 11600 255 35 33.8 9.1 10 150 13420 260 46 45.3 8.0 11 100 15990 245 32 29.0 13.5 12 70 18250 265 4 4.0 0.3 13 69 18288 345 5 1.3 -4.8 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.20251127.06.gif