UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101706.upa.cvt Date: 0600Z 17 OCT 25 Searching for DRRN... Searching the city database file for: DRRN ... Date:0600Z 17 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 92 SFC 985 227 26.6 21.8 75 4.8 23.1 190 4 301.0 304.2 296.8 350.8 16.93 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): 918.76 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: 299.75 C Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 120 at 10 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 ---------------------------------------------------------- 0 985 227 190 4 0.7 3.9 | 277 9 9.4 -1.1 1 969 305 215 6 3.4 4.9 | 271 12 12.2 -0.2 2 925 523 230 17 13.0 10.9 | 255 23 21.7 5.9 3 915 610 225 16 11.3 11.3 | 253 21 20.0 6.2 4 882 914 205 11 4.6 10.0 | 250 14 13.4 4.9 5 850 1219 190 6 1.0 5.9 | 265 10 9.8 0.8 6 850 1221 185 6 0.5 6.0 | 264 9 9.2 0.9 7 788 1829 65 8 -7.3 -3.4 | 350 9 1.5 -8.5 8 759 2134 70 13 -12.2 -4.4 | 20 10 -3.5 -9.5 9 731 2438 70 14 -13.2 -4.8 | 24 11 -4.4 -9.9 10 704 2743 60 19 -16.5 -9.5 | 28 16 -7.7 -14.6 11 700 2784 65 21 -19.0 -8.9 | 36 17 -10.3 -13.9 12 625 3658 65 29 -26.3 -12.3 | 45 25 -17.6 -17.3 13 577 4267 90 17 -17.0 0.0 | 59 10 -8.3 -5.1 14 533 4877 80 5 -4.9 -0.9 | 327 7 3.8 -5.9 15 500 5360 145 10 -5.7 8.2 | 224 4 3.0 3.1 16 452 6096 170 6 -1.0 5.9 | 264 8 7.7 0.8 17 400 6980 255 6 5.8 1.6 | 284 15 14.5 -3.5 18 365 7620 265 9 9.0 0.8 | 284 18 17.7 -4.3 19 300 8970 235 12 9.8 6.9 | 264 19 18.5 1.8 20 292 9144 235 12 9.8 6.9 | 264 19 18.5 1.8 21 250 10170 245 22 19.9 9.3 | 262 29 28.7 4.2 22 232 10668 240 22 19.1 11.0 | 258 28 27.8 5.9 23 118 15240 255 28 27.0 7.2 | 267 36 35.8 2.2 Wind Parameters Mean winds (0-6000m): 90.2 at 13.4 knts Storm direction: 120.2 at 10.1 knts Shear (0-3000m) pos: 1.0 neg: 5.5 tot: 6.6 10-3/s Storm rel Dir Shear (0-3000m): 124.9 deg Storm rel helicity (0-3000m) pos: 51.4 neg: -31.0 tot: 20.4 m^2/s^2 ave: 6.8 10^-3 m/s^2 rel: 0.20 Storm rel vorticity (0-3000m) horiz: 10.6 stream: 2.1 10^-3/s Energy-Hel index: 17.06 Bulk Rich Number: 1446.82 Bulk Shear: 69.27 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 ------------------------------------------------------------------------------- 500 224 11 259 17| 11.0 0.0 11.0| 0.0 -29.0 -29.0 -58.1 -0.37| 19.2 -7.2 1000 217 11 257 16| 5.5 5.0 10.5| 8.8 -30.2 -21.4 -21.4 -0.15| 14.7 -2.2 1500 207 10 255 14| 3.7 6.9 10.5| 14.7 -31.0 -16.3 -10.8 0.03| 13.9 0.4 2000 189 10 246 11| 2.7 6.8 9.5| 27.2 -31.0 -3.8 -1.9 0.13| 12.5 1.7 2500 138 11 206 3| 2.2 6.6 8.8| 31.4 -31.0 0.3 0.1 0.14| 11.3 1.6 3000 94 13 44 6| 1.0 5.5 6.6| 51.4 -31.0 20.4 6.8 0.20| 10.6 2.1 4000 79 16 40 11| 2.2 4.1 6.3| 81.4 -31.0 50.4 12.6 0.22| 10.3 2.3 5000 82 15 38 9| 2.4 2.6 5.1| 81.5 -52.6 28.9 5.8 0.04| 10.1 0.4 6000 90 13 43 7| 2.3 2.2 4.5| 87.8 -53.7 34.1 5.7 0.06| 9.3 0.5 Wrote GIF file: /home/apache/climate/data/raob//DRRN/skewt/DRRN.skewt.20251017.06.gif