UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102006.upa.cvt Date: 0600Z 20 OCT 25 Searching for DRRN... Searching the city database file for: DRRN ... Date:0600Z 20 OCT 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 102 SFC 985 227 20.6 15.8 74 4.8 17.4 320 2 295.0 297.1 291.2 328.1 11.53 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): 917.67 mb = -9999.00 m = -9999.00 ft T: -9999.00 C ThetaE index: 0.00 C Layer 985.0- -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: 293.75 C Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 94 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 ---------------------------------------------------------- 0 985 227 320 2 1.3 -1.5 | 281 12 11.9 -2.3 1 969 305 255 10 9.7 2.6 | 265 20 20.3 1.8 2 925 529 255 9 8.7 2.3 | 265 19 19.4 1.6 3 916 610 280 4 3.9 -0.7 | 276 15 14.6 -1.5 4 883 914 25 7 -3.0 -6.3 | 313 10 7.7 -7.1 5 851 1219 60 11 -9.5 -5.5 | 350 6 1.1 -6.3 6 850 1228 65 11 -10.0 -4.6 | 353 5 0.7 -5.4 7 789 1829 65 17 -15.4 -7.2 | 31 9 -4.7 -7.9 8 760 2134 60 16 -13.9 -8.0 | 20 9 -3.2 -8.8 9 731 2438 50 15 -11.5 -9.6 | 5 10 -0.8 -10.4 10 704 2743 50 14 -10.7 -9.0 | 0 10 -0.1 -9.8 11 700 2791 55 15 -12.3 -8.6 | 10 10 -1.6 -9.4 12 625 3658 55 13 -10.6 -7.5 | 360 8 0.0 -8.2 13 577 4267 80 15 -14.8 -2.6 | 51 5 -4.1 -3.4 14 533 4877 85 18 -17.9 -1.6 | 72 8 -7.3 -2.3 15 500 5370 75 20 -19.3 -5.2 | 56 10 -8.7 -5.9 16 452 6096 55 16 -13.1 -9.2 | 14 10 -2.4 -9.9 17 400 6980 45 5 -3.5 -3.5 | 301 8 7.1 -4.3 18 365 7620 30 1 -0.5 -0.9 | 279 10 10.2 -1.6 19 300 8970 300 9 7.8 -4.5 | 286 19 18.5 -5.3 20 292 9144 300 9 7.8 -4.5 | 286 19 18.5 -5.3 21 250 10180 290 16 15.0 -5.5 | 284 26 25.7 -6.2 22 232 10668 295 18 16.3 -7.6 | 287 28 27.0 -8.4 23 200 11600 175 10 -0.9 10.0 | 227 13 9.8 9.2 24 150 13430 170 19 -3.3 18.7 | 202 19 7.4 17.9 25 109 15240 185 18 1.6 17.9 | 215 21 12.2 17.2 Wind Parameters Mean winds (0-6000m): 64.1 at 14.3 knts Storm direction: 94.1 at 10.7 knts Shear (0-3000m) pos: 2.9 neg: 0.7 tot: 3.7 10-3/s Storm rel Dir Shear (0-3000m): 84.3 deg Storm rel helicity (0-3000m) pos: 70.8 neg: -32.7 tot: 38.1 m^2/s^2 ave: 12.7 10^-3 m/s^2 rel: 0.28 Storm rel vorticity (0-3000m) horiz: 8.1 stream: 2.3 10^-3/s Energy-Hel index: 41.96 Bulk Rich Number: 1601.77 Bulk Shear: 62.57 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 ------------------------------------------------------------------------------- 500 261 8 269 18| 3.2 0.0 3.2| 28.1 -18.0 10.1 20.2 0.11| 19.5 2.2 1000 302 8 286 18| 6.0 0.0 6.0| 58.7 -18.0 40.7 40.7 0.39| 17.2 6.8 1500 35 9 328 10| 5.7 0.0 5.7| 65.6 -18.0 47.6 31.8 0.45| 13.2 5.9 2000 51 11 345 8| 4.3 0.6 4.9| 67.0 -24.4 42.6 21.3 0.36| 10.8 3.9 2500 51 12 350 8| 3.4 0.9 4.3| 67.0 -31.0 36.0 14.4 0.28| 9.3 2.6 3000 52 12 353 8| 2.9 0.7 3.7| 70.8 -32.7 38.1 12.7 0.28| 8.1 2.3 4000 56 13 358 8| 2.5 0.6 3.1| 79.8 -34.3 45.5 11.4 0.33| 7.0 2.3 5000 63 14 12 7| 2.3 0.5 2.8| 84.1 -38.2 46.0 9.2 0.31| 6.2 1.9 6000 64 14 17 7| 1.9 1.1 3.0| 84.1 -63.8 20.4 3.4 0.13| 6.1 0.8 Wrote GIF file: /home/apache/climate/data/raob//DRRN/skewt/DRRN.skewt.20251020.06.gif