UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025050518.upa.cvt Date: 1800Z 5 MAY 25 Searching for DRRN... Searching the city database file for: DRRN ... Date:1800Z 5 MAY 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 60 SFC 980 227 15.0 10.0 72 5.0 12.1 220 2 289.8 291.2 286.1 312.1 7.88 TRP WND Sounding variables and indices Sfc-500 mean rel hum: -nan % Est. max temperature: -273.15 C = -459.67 F Sfc-Lift cond lev (LCL): 909.23 mb = -9999.00 m = -9999.00 ft T: -9999.00 C ThetaE index: 0.00 C Layer 980.0- -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 Storm motion: 38 at 3 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 ---------------------------------------------------------- 0 980 227 220 2 1.3 1.5 | 219 5 3.2 4.0 1 925 485 225 2 1.4 1.4 | 220 5 3.3 3.9 2 850 1185 185 3 0.3 3.0 | 202 6 2.2 5.5 3 700 2749 145 1 -0.6 0.8 | 202 4 1.3 3.3 4 500 5330 15 9 -2.3 -8.7 | 4 6 -0.4 -6.2 5 400 6950 235 4 3.3 2.3 | 227 7 5.2 4.8 6 300 8940 310 20 15.3 -12.9 | 301 20 17.2 -10.4 7 250 10140 275 12 12.0 -1.0 | 264 14 13.9 1.4 8 200 11570 275 12 12.0 -1.0 | 264 14 13.9 1.4 9 150 13390 190 18 3.1 17.7 | 194 21 5.0 20.2 10 100 15960 170 16 -2.8 15.8 | 177 18 -0.9 18.2 11 70 18220 80 6 -5.9 -1.0 | 110 4 -4.0 1.4 12 50 20350 200 8 2.7 7.5 | 205 11 4.6 10.0 13 30 23590 70 14 -13.2 -4.8 | 78 11 -11.2 -2.3 14 20 26160 60 28 -24.2 -14.0 | 63 25 -22.3 -11.5 15 10 30560 90 60 -60.0 0.0 | 92 58 -58.1 2.5 Wind Parameters Mean winds (0-6000m): 7.6 at 4.2 knts Storm direction: 37.6 at 3.1 knts Shear (0-3000m) pos: 0.0 neg: 0.6 tot: 0.6 10-3/s Storm rel Dir Shear (0-3000m): -41.9 deg Storm rel helicity (0-3000m) pos: 0.5 neg: -4.8 tot: -4.3 m^2/s^2 ave: -1.4 10^-3 m/s^2 rel: -0.55 Storm rel vorticity (0-3000m) horiz: 1.1 stream: -0.6 10^-3/s Energy-Hel index: 0.13 Bulk Rich Number: 21088.02 Bulk Shear: 4.75 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 ------------------------------------------------------------------------------- 500 221 2 219 5| 0.0 0.5 0.5| 0.2 -0.7 -0.5 -1.0 -0.47| 0.8 -0.4 1000 208 2 213 5| 0.0 0.9 0.9| 0.2 -2.7 -2.5 -2.5 -0.79| 1.1 -0.9 1500 198 2 209 5| 0.0 0.6 0.6| 0.2 -3.2 -3.0 -2.0 -0.66| 1.0 -0.7 2000 193 2 207 5| 0.0 0.5 0.5| 0.2 -3.2 -3.0 -1.5 -0.53| 1.0 -0.5 2500 191 2 207 5| 0.0 0.4 0.4| 0.5 -3.2 -2.7 -1.1 -0.39| 0.9 -0.4 3000 184 2 204 5| 0.0 0.6 0.6| 0.5 -4.8 -4.3 -1.4 -0.55| 1.1 -0.6 4000 144 3 185 5| 0.0 0.9 0.9| 0.5 -9.2 -8.8 -2.2 -0.75| 1.4 -1.0 5000 40 3 65 0| 0.0 1.1 1.1| 0.5 -16.6 -16.1 -3.2 -0.82| 1.8 -1.5 6000 8 4 321 2| 0.0 0.5 0.5| 0.5 -36.4 -35.9 -6.0 -0.88| 2.5 -2.2 Wrote GIF file: /home/apache/climate/data/raob//DRRN/skewt/DRRN.skewt.20250505.18.gif