UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101606.upa.cvt Date: 0600Z 16 OCT 25 Searching for DRRN... Searching the city database file for: DRRN ... Date:0600Z 16 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 91 SFC 984 227 27.0 20.0 66 7.0 22.1 230 6 301.5 304.3 295.7 346.1 15.12 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): 888.77 mb = -9999.00 m = -9999.00 ft T: -9999.00 C ThetaE index: 0.00 C Layer 984.0- -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: 300.15 C Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 84 at 8 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 ---------------------------------------------------------- 0 984 227 230 6 4.6 3.9 | 250 14 13.0 4.8 1 968 305 235 13 10.6 7.5 | 246 21 19.1 8.4 2 925 522 230 15 11.5 9.6 | 242 23 19.9 10.6 3 915 610 225 14 9.9 9.9 | 239 21 18.3 10.8 4 882 914 170 7 -1.2 6.9 | 223 11 7.2 7.8 5 850 1219 105 4 -3.9 1.0 | 247 5 4.6 2.0 6 850 1221 100 5 -4.9 0.9 | 243 4 3.5 1.8 7 788 1829 70 10 -9.4 -3.4 | 21 3 -1.0 -2.5 8 759 2134 65 14 -12.7 -5.9 | 41 7 -4.3 -5.0 9 731 2438 60 17 -14.7 -8.5 | 40 10 -6.3 -7.6 10 703 2743 55 20 -16.4 -11.5 | 37 13 -8.0 -10.5 11 700 2783 55 19 -15.6 -10.9 | 36 12 -7.1 -10.0 12 624 3658 45 18 -12.7 -12.7 | 20 13 -4.3 -11.8 13 577 4267 30 9 -4.5 -7.8 | 330 8 3.9 -6.8 14 533 4877 55 9 -7.4 -5.2 | 346 4 1.1 -4.2 15 500 5360 30 8 -4.0 -6.9 | 323 7 4.4 -6.0 16 452 6096 35 3 -1.7 -2.5 | 283 7 6.7 -1.5 17 400 6980 315 10 7.1 -7.1 | 292 17 15.5 -6.1 18 365 7620 285 7 6.8 -1.8 | 273 15 15.2 -0.9 19 300 8970 285 10 9.7 -2.6 | 275 18 18.1 -1.6 20 292 9144 285 10 9.7 -2.6 | 275 18 18.1 -1.6 21 250 10170 240 18 15.6 9.0 | 248 26 24.0 9.9 22 231 10668 235 19 15.6 10.9 | 244 27 24.0 11.8 23 200 11600 245 23 20.8 9.7 | 250 31 29.3 10.7 24 150 13420 245 17 15.4 7.2 | 251 25 23.8 8.1 25 113 15240 205 15 6.3 13.6 | 225 21 14.8 14.5 26 100 15990 235 20 16.4 11.5 | 243 28 24.8 12.4 27 70 18250 120 13 -11.3 6.5 | 159 8 -2.8 7.4 28 70 18288 55 9 -7.4 -5.2 | 346 4 1.1 -4.2 29 50 20380 100 15 -14.8 2.6 | 119 7 -6.3 3.5 30 43 21336 70 16 -15.0 -5.5 | 56 8 -6.6 -4.5 31 30 23620 90 50 -50.0 0.0 | 91 42 -41.6 0.9 32 27 24384 90 57 -57.0 0.0 | 91 49 -48.6 0.9 33 20 26190 85 60 -59.8 -5.2 | 85 52 -51.3 -4.3 34 14 27432 90 66 -66.0 0.0 | 91 58 -57.6 0.9 Wind Parameters Mean winds (0-6000m): 53.6 at 11.3 knts Storm direction: 83.6 at 8.5 knts Shear (0-3000m) pos: 0.0 neg: 4.2 tot: 4.2 10-3/s Storm rel Dir Shear (0-3000m): 137.8 deg Storm rel helicity (0-3000m) pos: 5.0 neg: -53.2 tot: -48.3 m^2/s^2 ave: -16.1 10^-3 m/s^2 rel: -0.12 Storm rel vorticity (0-3000m) horiz: 8.6 stream: -1.1 10^-3/s Energy-Hel index: 3.11 Bulk Rich Number: 1283.86 Bulk Shear: 78.06 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 ------------------------------------------------------------------------------- 500 229 13 243 21| 0.0 6.7 6.7| 0.0 -37.2 -37.2 -74.4 -0.44| 16.7 -7.4 1000 218 10 238 17| 0.0 5.2 5.2| 3.0 -44.4 -41.4 -41.4 -0.23| 15.6 -3.6 1500 201 9 230 15| 0.0 5.1 5.1| 3.4 -44.5 -41.0 -27.4 -0.14| 12.3 -1.7 2000 157 10 204 11| 0.0 5.4 5.4| 5.0 -44.5 -39.5 -19.8 -0.08| 10.8 -0.9 2500 96 11 128 4| 0.0 5.3 5.3| 5.0 -46.4 -41.4 -16.6 -0.09| 9.8 -0.8 3000 75 13 58 4| 0.0 4.2 4.2| 5.0 -53.2 -48.3 -16.1 -0.12| 8.6 -1.1 4000 60 13 29 7| 0.0 2.0 2.0| 5.0 -79.3 -74.4 -18.6 -0.26| 7.8 -2.0 5000 57 12 19 6| 0.3 1.5 1.8| 7.2 -82.4 -75.2 -15.0 -0.24| 6.9 -1.7 6000 54 11 7 6| 0.3 0.9 1.2| 8.8 -91.7 -82.9 -13.8 -0.28| 6.3 -1.8 Wrote GIF file: /home/apache/climate/data/raob//DRRN/skewt/DRRN.skewt.20251016.06.gif