UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101406.upa.cvt Date: 0600Z 14 OCT 25 Searching for DRRN... Searching the city database file for: DRRN ... Date:0600Z 14 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 101 SFC 986 227 26.0 22.5 81 3.5 23.5 230 4 300.4 303.6 297.1 352.2 17.67 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): 937.29 mb = -9999.00 m = -9999.00 ft T: -9999.00 C ThetaE index: 0.00 C Layer 986.0--1821066112.0 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: 299.15 C Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 97 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 ---------------------------------------------------------- 0 986 227 230 4 3.1 2.6 | 265 14 14.3 1.2 1 970 305 235 6 4.9 3.4 | 263 16 16.1 2.1 2 925 531 220 13 8.4 10.0 | 246 21 19.6 8.6 3 916 610 205 11 4.6 10.0 | 242 18 15.9 8.6 4 883 914 165 9 -2.3 8.7 | 231 12 8.9 7.3 5 851 1219 65 3 -2.7 -1.3 | 287 9 8.5 -2.6 6 850 1230 65 4 -3.6 -1.7 | 292 8 7.6 -3.1 7 789 1829 60 16 -13.9 -8.0 | 16 10 -2.6 -9.4 8 760 2134 70 16 -15.0 -5.5 | 29 8 -3.8 -6.9 9 731 2438 65 18 -16.3 -7.6 | 30 10 -5.1 -9.0 10 704 2743 60 20 -17.3 -10.0 | 28 13 -6.1 -11.4 11 700 2792 55 24 -19.7 -13.8 | 29 17 -8.4 -15.1 12 625 3658 70 28 -26.3 -9.6 | 54 19 -15.1 -11.0 13 577 4267 60 19 -16.5 -9.5 | 26 12 -5.2 -10.9 14 533 4877 35 18 -10.3 -14.7 | 357 16 0.9 -16.1 15 500 5370 90 8 -8.0 0.0 | 293 4 3.2 -1.4 16 452 6096 100 6 -5.9 1.0 | 274 5 5.3 -0.3 17 400 6990 105 3 -2.9 0.8 | 274 8 8.3 -0.6 18 365 7620 125 6 -4.9 3.4 | 252 7 6.3 2.1 19 300 8970 250 7 6.6 2.4 | 267 18 17.8 1.0 20 292 9144 250 8 7.5 2.7 | 266 19 18.7 1.4 21 250 10180 310 15 11.5 -9.6 | 296 25 22.7 -11.0 22 232 10668 320 23 14.8 -17.6 | 306 32 26.0 -19.0 23 200 11600 280 9 8.9 -1.6 | 278 20 20.1 -2.9 24 150 13430 200 23 7.9 21.6 | 223 28 19.1 20.2 25 113 15240 225 18 12.7 12.7 | 245 27 24.0 11.3 26 100 16000 40 2 -1.3 -1.5 | 286 10 9.9 -2.9 27 32 21336 90 23 -23.0 0.0 | 83 12 -11.8 -1.4 28 17 24384 95 39 -38.9 3.4 | 94 28 -27.6 2.0 29 9 27432 90 59 -59.0 0.0 | 88 48 -47.8 -1.4 Wind Parameters Mean winds (0-6000m): 67.0 at 15.1 knts Storm direction: 97.0 at 11.3 knts Shear (0-3000m) pos: 1.6 neg: 3.7 tot: 5.3 10-3/s Storm rel Dir Shear (0-3000m): 136.3 deg Storm rel helicity (0-3000m) pos: 57.4 neg: -50.7 tot: 6.7 m^2/s^2 ave: 2.2 10^-3 m/s^2 rel: 0.22 Storm rel vorticity (0-3000m) horiz: 10.3 stream: 2.3 10^-3/s Energy-Hel index: 24.47 Bulk Rich Number: 1370.58 Bulk Shear: 73.12 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 ------------------------------------------------------------------------------- 500 219 9 251 18| 0.0 7.9 7.9| 0.0 -45.1 -45.1 -90.2 -0.58| 16.4 -9.6 1000 202 8 246 16| 0.0 3.9 3.9| 13.8 -49.9 -36.1 -36.1 -0.10| 16.5 -1.6 1500 172 9 235 12| 0.0 6.1 6.1| 30.9 -49.9 -19.0 -12.7 0.15| 14.5 2.1 2000 105 10 228 2| 0.9 4.6 5.5| 39.1 -49.9 -10.8 -5.4 0.20| 12.3 2.5 2500 83 12 8 3| 0.7 4.4 5.1| 39.1 -50.7 -11.6 -4.6 0.18| 10.7 2.0 3000 73 14 19 6| 1.6 3.7 5.3| 57.4 -50.7 6.7 2.2 0.22| 10.3 2.3 4000 70 17 31 8| 1.4 2.0 3.5| 75.1 -77.3 -2.2 -0.6 0.14| 9.4 1.4 5000 65 17 25 9| 1.5 1.8 3.4| 78.1-104.9 -26.8 -5.4 0.03| 9.5 0.3 6000 67 15 20 8| 1.4 1.5 2.9| 78.1-109.8 -31.7 -5.3 -0.02| 8.5 -0.2 Wrote GIF file: /home/apache/climate/data/raob//DRRN/skewt/DRRN.skewt.20251014.06.gif