UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025051518.upa.cvt Date: 1800Z 15 MAY 25 Searching for DRRN... Searching the city database file for: DRRN ... Date:1800Z 15 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 36 SFC 979 227 41.2 16.2 23 25.0 23.5 40 4 316.3 318.6 297.4 353.5 11.91 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): 685.53 mb = -9999.00 m = -9999.00 ft T: -9999.00 C ThetaE index: 0.00 C Layer 979.0- -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: 314.35 C Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 145 at 8 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 ---------------------------------------------------------- 0 979 227 40 4 -2.6 -3.1 | 349 10 1.8 -9.4 1 962 305 335 3 1.3 -2.7 | 328 11 5.6 -9.0 2 925 478 0 0 -0.0 -0.0 | 325 8 4.4 -6.3 3 910 610 165 1 -0.3 1.0 | 323 7 4.1 -5.4 4 878 914 195 3 0.8 2.9 | 304 6 5.1 -3.4 5 850 1178 165 4 -1.0 3.9 | 306 4 3.3 -2.5 6 846 1219 170 3 -0.5 3.0 | 311 5 3.8 -3.4 7 784 1829 290 2 1.9 -0.7 | 318 9 6.2 -7.0 8 755 2134 255 4 3.9 1.0 | 303 10 8.2 -5.3 9 727 2438 235 4 3.3 2.3 | 298 9 7.6 -4.0 10 700 2742 100 1 -1.0 0.2 | 331 7 3.4 -6.1 11 700 2743 80 1 -1.0 -0.2 | 333 7 3.4 -6.5 12 621 3658 100 5 -4.9 0.9 | 6 5 -0.6 -5.5 13 574 4267 100 25 -24.6 4.3 | 84 20 -20.3 -2.0 14 530 4877 110 30 -28.2 10.3 | 99 24 -23.8 3.9 15 500 5320 115 23 -20.8 9.7 | 102 17 -16.5 3.4 16 449 6096 155 11 -4.6 10.0 | 175 4 -0.3 3.6 17 400 6940 120 3 -2.6 1.5 | 340 5 1.8 -4.8 18 363 7620 330 17 8.5 -14.7 | 329 25 12.9 -21.0 19 300 8930 335 9 3.8 -8.2 | 331 17 8.2 -14.5 20 290 9144 340 11 3.8 -10.3 | 334 19 8.1 -16.7 21 250 10140 325 16 9.2 -13.1 | 325 24 13.5 -19.4 22 230 10668 295 14 12.7 -5.9 | 306 21 17.0 -12.2 23 200 11560 245 19 17.2 8.0 | 265 22 21.6 1.7 24 150 13390 275 30 29.9 -2.6 | 285 35 34.2 -8.9 25 112 15240 245 34 30.8 14.4 | 257 36 35.2 8.0 Wind Parameters Mean winds (0-6000m): 115.4 at 10.2 knts Storm direction: 145.4 at 7.7 knts Shear (0-3000m) pos: 0.9 neg: 1.0 tot: 1.9 10-3/s Storm rel Dir Shear (0-3000m): -0.4 deg Storm rel helicity (0-3000m) pos: 14.9 neg: -23.6 tot: -8.7 m^2/s^2 ave: -2.9 10^-3 m/s^2 rel: -0.07 Storm rel vorticity (0-3000m) horiz: 5.1 stream: -0.4 10^-3/s Energy-Hel index: 3.35 Bulk Rich Number: 6007.13 Bulk Shear: 16.68 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 ------------------------------------------------------------------------------- 500 354 2 330 9| 5.6 0.0 5.6| 0.0 -11.7 -11.7 -23.4 -0.61| 8.4 -5.1 1000 187 2 311 6| 2.8 0.6 3.4| 0.9 -14.1 -13.3 -13.3 -0.48| 6.2 -3.0 1500 198 2 309 7| 1.9 0.4 2.3| 3.7 -15.0 -11.2 -7.5 -0.31| 5.7 -1.7 2000 226 3 307 8| 1.4 0.7 2.1| 5.3 -22.4 -17.0 -8.5 -0.36| 5.2 -1.9 2500 229 3 306 8| 1.1 0.8 1.9| 11.1 -23.6 -12.5 -5.0 -0.15| 5.7 -0.9 3000 217 3 306 7| 0.9 1.0 1.9| 14.9 -23.6 -8.7 -2.9 -0.07| 5.1 -0.4 4000 117 4 354 4| 0.4 2.8 3.3| 44.7 -23.6 21.1 5.3 0.21| 6.5 1.4 5000 110 9 50 5| 0.9 2.3 3.2| 84.7 -23.6 61.1 12.2 0.28| 6.6 1.8 6000 115 10 68 5| 1.8 1.9 3.7|113.0 -23.9 89.1 14.8 0.33| 7.2 2.4 Wrote GIF file: /home/apache/climate/data/raob//DRRN/skewt/DRRN.skewt.20250515.18.gif