UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101106.upa.cvt Date: 0600Z 11 OCT 25 Searching for DRRN... Searching the city database file for: DRRN ... Date:0600Z 11 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 106 SFC 985 227 15.0 10.0 72 5.0 12.1 280 4 289.4 290.8 285.9 311.5 7.84 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): 913.87 mb = -9999.00 m = -9999.00 ft T: -9999.00 C ThetaE index: 0.00 C Layer 985.0-126443839488.0 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: 129 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 ---------------------------------------------------------- 0 985 227 280 4 3.9 -0.7 | 302 17 14.1 -8.9 1 969 305 305 6 4.9 -3.4 | 308 19 15.1 -11.7 2 925 530 280 12 11.8 -2.1 | 295 24 22.0 -10.3 3 916 610 250 11 10.3 3.8 | 282 21 20.5 -4.5 4 883 914 170 20 -3.5 19.7 | 210 13 6.7 11.5 5 851 1219 160 14 -4.8 13.2 | 228 7 5.4 4.9 6 850 1229 155 13 -5.5 11.8 | 233 6 4.7 3.6 7 789 1829 115 13 -11.8 5.5 | 30 3 -1.6 -2.7 8 760 2134 85 14 -13.9 -1.2 | 22 10 -3.8 -9.4 9 731 2438 80 14 -13.8 -2.4 | 19 11 -3.6 -10.6 10 704 2743 85 14 -13.9 -1.2 | 22 10 -3.8 -9.4 11 700 2791 90 15 -15.0 0.0 | 30 10 -4.8 -8.2 12 625 3658 90 26 -26.0 0.0 | 63 18 -15.8 -8.2 13 577 4267 90 29 -29.0 0.0 | 66 21 -18.8 -8.2 14 533 4877 90 18 -18.0 0.0 | 44 11 -7.8 -8.2 15 500 5370 100 22 -21.7 3.8 | 69 12 -11.5 -4.4 16 452 6096 85 10 -10.0 -0.9 | 359 9 0.2 -9.1 17 400 6990 85 5 -5.0 -0.4 | 329 10 5.2 -8.7 18 365 7620 35 7 -4.0 -5.7 | 336 15 6.2 -14.0 19 300 8970 195 7 1.8 6.8 | 277 12 12.0 -1.5 20 292 9144 185 7 0.6 7.0 | 277 11 10.8 -1.2 21 250 10180 225 11 7.8 7.8 | 271 18 18.0 -0.4 22 232 10668 230 14 10.7 9.0 | 268 21 20.9 0.8 23 200 11600 250 14 13.2 4.8 | 278 24 23.3 -3.4 24 150 13430 225 21 14.8 14.8 | 255 26 25.0 6.6 25 113 15240 295 6 5.4 -2.5 | 305 19 15.6 -10.8 26 100 16000 155 10 -4.2 9.1 | 262 6 6.0 0.8 27 70 18260 110 6 -5.6 2.1 | 324 8 4.6 -6.2 28 70 18288 185 10 0.9 10.0 | 261 11 11.1 1.7 29 50 20390 90 23 -23.0 0.0 | 57 15 -12.8 -8.2 30 43 21336 95 37 -36.9 3.2 | 79 27 -26.7 -5.0 31 30 23630 90 41 -41.0 0.0 | 75 32 -30.8 -8.2 32 27 24384 90 42 -42.0 0.0 | 76 33 -31.8 -8.2 33 20 26200 95 54 -53.8 4.7 | 85 44 -43.6 -3.5 34 16 27432 95 52 -51.8 4.5 | 85 42 -41.6 -3.7 35 10 30590 90 35 -35.0 0.0 | 72 26 -24.8 -8.2 Wind Parameters Mean winds (0-6000m): 98.9 at 17.5 knts Storm direction: 128.9 at 13.1 knts Shear (0-3000m) pos: 1.2 neg: 3.1 tot: 4.2 10-3/s Storm rel Dir Shear (0-3000m): 109.3 deg Storm rel helicity (0-3000m) pos: 31.9 neg: -161.0 tot: -129.0 m^2/s^2 ave: -43.0 10^-3 m/s^2 rel: -0.28 Storm rel vorticity (0-3000m) horiz: 12.6 stream: -3.5 10^-3/s Energy-Hel index: 8.99 Bulk Rich Number: 1072.83 Bulk Shear: 93.41 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 ------------------------------------------------------------------------------- 500 274 9 295 21| 0.0 13.4 13.4| 6.8 -96.6 -89.7 -179.5 -0.67| 24.0-16.2 1000 211 12 262 17| 0.0 8.1 8.1| 14.3-156.7-142.4 -142.4 -0.58| 24.1-13.8 1500 181 13 247 11| 0.0 5.8 5.8| 14.4-157.1-142.7 -95.1 -0.45| 19.0 -8.6 2000 155 13 235 6| 0.0 4.6 4.6| 14.4-159.9-145.5 -72.8 -0.41| 16.6 -6.8 2500 133 13 226 1| 0.1 3.7 3.7| 15.8-161.0-145.2 -58.1 -0.40| 13.6 -5.4 3000 119 14 48 2| 1.2 3.1 4.2| 31.9-161.0-129.0 -43.0 -0.28| 12.6 -3.5 4000 104 17 54 7| 0.9 3.4 4.2| 49.9-161.0-111.1 -27.8 -0.20| 10.5 -2.1 5000 100 18 55 9| 0.8 1.9 2.7| 59.6-182.8-123.2 -24.6 -0.20| 9.8 -1.9 6000 99 17 52 9| 0.7 0.7 1.3| 63.1-214.4-151.4 -25.2 -0.27| 9.4 -2.6 Wrote GIF file: /home/apache/climate/data/raob//DRRN/skewt/DRRN.skewt.20251011.06.gif