UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025050806.upa.cvt Date: 0600Z 8 MAY 25 Searching for DRRN... Searching the city database file for: DRRN ... Date:0600Z 8 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 79 SFC 983 227 28.8 19.8 58 9.0 22.4 250 2 303.4 306.2 296.1 347.8 14.95 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): 862.68 mb = -9999.00 m = -9999.00 ft T: -9999.00 C ThetaE index: 0.00 C Layer 983.0- 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: 301.95 C Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 102 at 13 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 ---------------------------------------------------------- 0 983 227 250 2 1.9 0.7 | 278 15 14.6 -2.1 1 967 305 240 8 6.9 4.0 | 266 20 19.7 1.3 2 925 512 250 16 15.0 5.5 | 264 28 27.8 2.7 3 914 610 255 13 12.6 3.4 | 269 25 25.3 0.6 4 881 914 175 5 -0.4 5.0 | 260 12 12.3 2.2 5 850 1211 105 12 -11.6 3.1 | 252 1 1.1 0.4 6 849 1219 100 12 -11.8 2.1 | 306 1 0.9 -0.7 7 787 1829 85 12 -12.0 -1.0 | 349 4 0.8 -3.8 8 758 2134 75 11 -10.6 -2.8 | 339 6 2.1 -5.6 9 730 2438 70 12 -11.3 -4.1 | 348 7 1.4 -6.8 10 703 2743 65 14 -12.7 -5.9 | 360 9 0.0 -8.7 11 700 2774 60 15 -13.0 -7.5 | 1 10 -0.3 -10.2 12 624 3658 75 27 -26.1 -7.0 | 54 17 -13.4 -9.7 13 576 4267 80 22 -21.7 -3.8 | 54 11 -8.9 -6.6 14 532 4877 65 20 -18.1 -8.5 | 26 12 -5.4 -11.2 15 500 5350 65 22 -19.9 -9.3 | 31 14 -7.2 -12.0 16 451 6096 55 23 -18.8 -13.2 | 21 17 -6.1 -15.9 17 400 6970 60 23 -19.9 -11.5 | 27 16 -7.2 -14.2 18 364 7620 30 21 -10.5 -18.2 | 354 21 2.2 -20.9 19 300 8960 355 21 1.8 -20.9 | 328 28 14.6 -23.7 20 292 9144 355 21 1.8 -20.9 | 328 28 14.6 -23.7 21 250 10160 360 37 -0.0 -37.0 | 342 42 12.7 -39.7 22 231 10668 355 29 2.5 -28.9 | 334 35 15.3 -31.6 23 200 11590 350 15 2.6 -14.8 | 319 23 15.3 -17.5 24 150 13410 230 6 4.6 3.9 | 266 17 17.3 1.1 Wind Parameters Mean winds (0-6000m): 72.2 at 17.4 knts Storm direction: 102.2 at 13.0 knts Shear (0-3000m) pos: 1.3 neg: 2.7 tot: 4.0 10-3/s Storm rel Dir Shear (0-3000m): 114.4 deg Storm rel helicity (0-3000m) pos: 36.4 neg: -55.3 tot: -18.9 m^2/s^2 ave: -6.3 10^-3 m/s^2 rel: 0.05 Storm rel vorticity (0-3000m) horiz: 10.5 stream: 0.5 10^-3/s Energy-Hel index: 8.40 Bulk Rich Number: 950.29 Bulk Shear: 105.46 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 ------------------------------------------------------------------------------- 500 246 11 266 23| 0.0 8.4 8.4| 7.3 -41.3 -33.9 -67.9 -0.30| 23.3 -7.1 1000 229 10 260 21| 0.0 7.1 7.1| 12.3 -54.3 -42.1 -42.1 -0.14| 22.9 -3.3 1500 177 10 238 14| 0.0 4.8 4.8| 12.8 -54.3 -41.5 -27.7 -0.11| 16.1 -1.8 2000 126 11 229 5| 0.0 3.4 3.4| 13.4 -55.3 -41.9 -21.0 -0.11| 12.9 -1.4 2500 100 11 293 2| 0.0 3.3 3.3| 17.6 -55.3 -37.7 -15.1 -0.06| 11.0 -0.7 3000 85 12 350 4| 1.3 2.7 4.0| 36.4 -55.3 -18.9 -6.3 0.05| 10.5 0.5 4000 80 15 22 6| 1.2 2.0 3.3| 57.6 -55.6 2.0 0.5 0.12| 9.3 1.1 5000 77 16 26 7| 1.0 1.7 2.7| 60.3 -72.9 -12.6 -2.5 0.05| 8.2 0.4 6000 72 17 25 9| 0.8 1.7 2.5| 62.0 -83.5 -21.5 -3.6 0.02| 7.2 0.1 Wrote GIF file: /home/apache/climate/data/raob//DRRN/skewt/DRRN.skewt.20250508.06.gif