UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101006.upa.cvt Date: 0600Z 10 OCT 25 Searching for DRRN... Searching the city database file for: DRRN ... Date:0600Z 10 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 110 SFC 987 227 27.2 23.2 79 4.0 24.3 300 4 301.5 304.9 297.8 355.8 18.43 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): 931.58 mb = -9999.00 m = -9999.00 ft T: -9999.00 C ThetaE index: 0.00 C Layer 987.0- 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: 300.35 C Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 106 at 14 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 ---------------------------------------------------------- 0 987 227 300 4 3.5 -2.0 | 289 17 16.5 -5.8 1 971 305 305 11 9.0 -6.3 | 295 24 22.0 -10.1 2 925 539 290 16 15.0 -5.5 | 288 30 28.0 -9.3 3 917 610 285 16 15.5 -4.1 | 286 30 28.4 -8.0 4 884 914 295 13 11.8 -5.5 | 291 26 24.8 -9.3 5 852 1219 320 10 6.4 -7.7 | 301 23 19.4 -11.5 6 850 1238 320 10 6.4 -7.7 | 301 23 19.4 -11.5 7 790 1829 60 11 -9.5 -5.5 | 340 10 3.5 -9.3 8 760 2134 80 15 -14.8 -2.6 | 15 7 -1.8 -6.4 9 732 2438 90 19 -19.0 0.0 | 57 7 -6.0 -3.8 10 705 2743 85 22 -21.9 -1.9 | 57 11 -8.9 -5.7 11 700 2800 85 23 -22.9 -2.0 | 60 12 -9.9 -5.8 12 626 3658 95 28 -27.9 2.4 | 85 15 -14.9 -1.4 13 578 4267 100 31 -30.5 5.4 | 95 18 -17.5 1.6 14 533 4877 65 24 -21.8 -10.1 | 32 16 -8.8 -14.0 15 500 5370 60 13 -11.3 -6.5 | 350 10 1.7 -10.3 16 452 6096 80 6 -5.9 -1.0 | 304 9 7.1 -4.9 17 400 6990 20 4 -1.4 -3.8 | 303 14 11.6 -7.6 18 365 7620 170 3 -0.5 3.0 | 274 13 12.5 -0.9 19 300 8980 130 2 -1.5 1.3 | 283 12 11.5 -2.5 20 293 9144 125 1 -0.8 0.6 | 285 13 12.2 -3.3 21 250 10190 235 10 8.2 5.7 | 265 21 21.2 1.9 22 232 10668 230 7 5.4 4.5 | 268 18 18.4 0.7 23 200 11610 235 10 8.2 5.7 | 265 21 21.2 1.9 24 150 13430 235 12 9.8 6.9 | 262 23 22.8 3.1 25 113 15240 30 2 -1.0 -1.7 | 295 13 12.0 -5.6 26 100 16000 165 10 -2.6 9.7 | 241 12 10.4 5.8 27 70 18260 100 8 -7.9 1.4 | 295 6 5.1 -2.4 28 70 18288 130 6 -4.6 3.9 | 270 8 8.4 0.0 29 50 20400 70 18 -16.9 -6.2 | 21 11 -3.9 -10.0 30 43 21336 100 33 -32.5 5.7 | 96 20 -19.5 1.9 31 30 23630 90 55 -55.0 0.0 | 85 42 -42.0 -3.8 32 27 24384 95 62 -61.8 5.4 | 92 49 -48.8 1.6 33 20 26200 85 64 -63.8 -5.6 | 80 52 -50.8 -9.4 34 16 27432 85 55 -54.8 -4.8 | 78 43 -41.8 -8.6 35 10 30600 80 48 -47.3 -8.3 | 70 36 -34.3 -12.2 Wind Parameters Mean winds (0-6000m): 76.4 at 18.1 knts Storm direction: 106.4 at 13.5 knts Shear (0-3000m) pos: 6.8 neg: 1.9 tot: 8.7 10-3/s Storm rel Dir Shear (0-3000m): 143.4 deg Storm rel helicity (0-3000m) pos: 143.9 neg: -30.1 tot: 113.8 m^2/s^2 ave: 37.9 10^-3 m/s^2 rel: 0.49 Storm rel vorticity (0-3000m) horiz: 10.4 stream: 5.1 10^-3/s Energy-Hel index: 79.63 Bulk Rich Number: 877.05 Bulk Shear: 114.26 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 ------------------------------------------------------------------------------- 500 294 13 290 26| 0.0 11.3 11.3| 16.2 -29.9 -13.7 -27.4 -0.09| 15.9 -1.5 1000 296 13 291 26| 4.2 5.6 9.8| 54.5 -29.9 24.7 24.7 0.18| 12.2 2.2 1500 308 12 297 25| 7.4 3.8 11.2|110.4 -29.9 80.5 53.7 0.40| 13.3 5.3 2000 328 12 306 24| 7.8 2.8 10.6|127.1 -29.9 97.3 48.6 0.46| 12.7 5.9 2500 10 14 328 20| 7.4 2.3 9.6|133.4 -30.1 103.3 41.3 0.47| 11.6 5.4 3000 48 15 353 14| 6.8 1.9 8.7|143.9 -30.1 113.8 37.9 0.49| 10.4 5.1 4000 77 18 32 9| 5.9 1.4 7.3|166.2 -30.1 136.1 34.0 0.52| 8.7 4.5 5000 78 20 39 10| 4.7 3.2 7.9|166.2-129.5 36.7 7.3 0.12| 9.6 1.2 6000 76 18 29 9| 3.3 2.7 6.0|166.8-153.4 13.4 2.2 0.02| 9.0 0.2 Wrote GIF file: /home/apache/climate/data/raob//DRRN/skewt/DRRN.skewt.20251010.06.gif