UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025050918.upa.cvt Date: 1800Z 9 MAY 25 Searching for DRRN... Searching the city database file for: DRRN ... Date:1800Z 9 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 55 SFC 980 227 15.0 10.0 72 5.0 12.1 70 6 289.8 291.2 286.1 312.1 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: 110 at 11 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 70 6 -5.6 -2.1 | 321 7 4.7 -5.8 1 963 305 110 6 -5.6 2.1 | 290 5 4.7 -1.7 2 925 480 85 7 -7.0 -0.6 | 322 5 3.4 -4.3 3 911 610 65 6 -5.4 -2.5 | 322 8 4.9 -6.3 4 878 914 65 8 -7.3 -3.4 | 336 8 3.1 -7.1 5 850 1180 65 5 -4.5 -2.1 | 315 8 5.8 -5.8 6 846 1219 65 7 -6.3 -3.0 | 329 8 4.0 -6.7 7 784 1829 95 9 -9.0 0.8 | 335 3 1.4 -2.9 8 755 2134 100 7 -6.9 1.2 | 306 4 3.5 -2.5 9 727 2438 100 9 -8.9 1.6 | 326 3 1.5 -2.2 10 700 2743 90 8 -8.0 0.0 | 328 4 2.3 -3.7 11 700 2744 85 8 -8.0 -0.7 | 332 5 2.4 -4.4 12 621 3658 95 12 -12.0 1.0 | 31 3 -1.6 -2.7 13 574 4267 90 13 -13.0 0.0 | 36 5 -2.7 -3.7 14 530 4877 85 27 -26.9 -2.4 | 70 18 -16.6 -6.1 15 500 5320 75 28 -27.0 -7.2 | 57 20 -16.7 -11.0 16 449 6096 60 33 -28.6 -16.5 | 42 27 -18.2 -20.2 17 400 6940 70 22 -20.7 -7.5 | 43 15 -10.3 -11.2 18 363 7620 50 22 -16.9 -14.1 | 20 19 -6.5 -17.9 19 300 8930 5 25 -2.2 -24.9 | 344 30 8.2 -28.6 20 290 9144 10 24 -4.2 -23.6 | 347 28 6.2 -27.4 21 250 10140 335 21 8.9 -19.0 | 320 30 19.2 -22.8 22 230 10668 325 24 13.8 -19.7 | 314 34 24.1 -23.4 23 200 11560 300 10 8.7 -5.0 | 295 21 19.0 -8.7 24 150 13390 225 21 14.8 14.8 | 246 28 25.2 11.1 25 112 15240 180 23 0.0 23.0 | 208 22 10.3 19.3 26 100 15960 155 13 -5.5 11.8 | 211 9 4.9 8.1 27 70 18220 325 9 5.2 -7.4 | 306 19 15.5 -11.1 28 50 20350 235 9 7.4 5.2 | 265 18 17.7 1.4 29 30 23590 115 13 -11.8 5.5 | 141 2 -1.4 1.8 30 20 26160 80 27 -26.6 -4.7 | 63 18 -16.2 -8.4 31 10 30550 100 52 -51.2 9.0 | 97 41 -40.9 5.3 Wind Parameters Mean winds (0-6000m): 79.8 at 14.7 knts Storm direction: 109.8 at 11.0 knts Shear (0-3000m) pos: 0.8 neg: 0.6 tot: 1.4 10-3/s Storm rel Dir Shear (0-3000m): 35.6 deg Storm rel helicity (0-3000m) pos: 14.8 neg: -10.9 tot: 3.9 m^2/s^2 ave: 1.3 10^-3 m/s^2 rel: 0.10 Storm rel vorticity (0-3000m) horiz: 4.6 stream: 0.5 10^-3/s Energy-Hel index: 7.28 Bulk Rich Number: 10858.14 Bulk Shear: 9.23 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 86 6 316 6| 0.0 1.0 1.0| 5.0 -4.5 0.5 1.0 0.04| 9.8 0.4 1000 77 7 323 7| 0.1 0.5 0.6| 10.1 -9.1 1.0 1.0 0.04| 7.3 0.3 1500 78 7 325 6| 1.3 0.3 1.6| 11.4 -9.1 2.2 1.5 0.07| 6.2 0.5 2000 83 7 325 6| 1.1 0.2 1.4| 11.6 -10.9 0.7 0.4 -0.01| 5.5 -0.1 2500 86 7 325 5| 0.9 0.5 1.4| 12.4 -10.9 1.5 0.6 0.03| 5.0 0.1 3000 86 8 327 5| 0.8 0.6 1.4| 14.8 -10.9 3.9 1.3 0.10| 4.6 0.5 4000 89 9 337 4| 0.8 0.6 1.4| 16.8 -10.9 5.9 1.5 0.17| 3.9 0.7 5000 87 11 13 4| 0.6 2.1 2.7| 26.8 -26.8 -0.0 -0.0 0.13| 5.0 0.6 6000 80 15 33 8| 0.5 2.2 2.7| 28.3 -68.7 -40.4 -6.7 -0.01| 5.1 -0.0 Wrote GIF file: /home/apache/climate/data/raob//DRRN/skewt/DRRN.skewt.20250509.18.gif