UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025050218.upa.cvt Date: 1800Z 2 MAY 25 Searching for DRRN... Searching the city database file for: DRRN ... Date:1800Z 2 MAY 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 70 SFC 981 227 15.0 10.0 72 5.0 12.1 90 6 289.7 291.1 286.1 312.0 7.87 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): 910.16 mb = -9999.00 m = -9999.00 ft T: -9999.00 C ThetaE index: 0.00 C Layer 981.0- 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: 288.15 C Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 98 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 ---------------------------------------------------------- 0 981 227 90 6 -6.0 0.0 | 306 2 1.5 -1.1 1 964 305 95 5 -5.0 0.4 | 284 3 2.5 -0.7 2 925 495 80 8 -7.9 -1.4 | 8 3 -0.3 -2.5 3 912 610 80 6 -5.9 -1.0 | 323 3 1.6 -2.1 4 879 914 85 8 -8.0 -0.7 | 14 2 -0.4 -1.8 5 850 1195 75 8 -7.7 -2.1 | 4 3 -0.2 -3.2 6 847 1219 75 8 -7.7 -2.1 | 4 3 -0.2 -3.2 7 786 1829 50 7 -5.4 -4.5 | 339 6 2.2 -5.6 8 757 2134 40 7 -4.5 -5.4 | 335 7 3.0 -6.5 9 728 2438 50 11 -8.4 -7.1 | 6 8 -0.9 -8.2 10 701 2743 40 10 -6.4 -7.7 | 353 9 1.1 -8.8 11 700 2759 35 10 -5.7 -8.2 | 349 9 1.8 -9.3 12 623 3658 75 16 -15.5 -4.1 | 57 9 -7.9 -5.2 13 575 4267 60 14 -12.1 -7.0 | 30 9 -4.6 -8.1 14 531 4877 30 9 -4.5 -7.8 | 341 9 3.0 -8.9 15 500 5340 90 9 -9.0 0.0 | 53 2 -1.5 -1.1 16 451 6096 115 12 -10.9 5.1 | 140 5 -3.3 4.0 17 400 6960 90 6 -6.0 0.0 | 306 2 1.5 -1.1 18 364 7620 125 10 -8.2 5.7 | 172 5 -0.7 4.6 19 300 8950 230 11 8.4 7.1 | 249 17 16.0 6.0 20 291 9144 245 12 10.9 5.1 | 258 19 18.4 4.0 21 250 10150 265 13 13.0 1.1 | 270 20 20.5 0.0 22 231 10668 280 15 14.8 -2.6 | 279 23 22.3 -3.7 23 200 11580 235 19 15.6 10.9 | 247 25 23.1 9.8 24 150 13400 230 20 15.3 12.9 | 243 26 22.9 11.8 25 112 15240 185 41 3.6 40.8 | 196 41 11.1 39.8 26 100 15970 300 12 10.4 -6.0 | 292 19 17.9 -7.1 27 70 18230 205 7 3.0 6.3 | 243 12 10.5 5.3 28 69 18288 145 8 -4.6 6.6 | 208 6 2.9 5.5 29 50 20360 295 5 4.5 -2.1 | 285 12 12.1 -3.2 30 43 21336 75 7 -6.8 -1.8 | 345 3 0.8 -2.9 31 30 23600 95 18 -17.9 1.6 | 93 10 -10.4 0.5 32 27 24384 110 19 -17.9 6.5 | 118 12 -10.3 5.4 33 20 26170 120 26 -22.5 13.0 | 128 19 -15.0 11.9 34 16 27432 105 23 -22.2 6.0 | 108 15 -14.7 4.9 35 10 30560 80 56 -55.1 -9.7 | 77 49 -47.6 -10.8 Wind Parameters Mean winds (0-6000m): 68.3 at 10.1 knts Storm direction: 98.3 at 7.6 knts Shear (0-3000m) pos: 0.7 neg: 1.3 tot: 2.1 10-3/s Storm rel Dir Shear (0-3000m): 75.9 deg Storm rel helicity (0-3000m) pos: 21.1 neg: -8.5 tot: 12.6 m^2/s^2 ave: 4.2 10^-3 m/s^2 rel: 0.26 Storm rel vorticity (0-3000m) horiz: 4.1 stream: 1.1 10^-3/s Energy-Hel index: 2.83 Bulk Rich Number: 38205.20 Bulk Shear: 2.62 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 85 6 324 2| 0.0 1.2 1.2| 1.5 -1.1 0.3 0.7 0.18| 5.6 1.0 1000 83 7 342 2| 0.0 1.4 1.4| 2.1 -1.4 0.7 0.7 0.22| 4.2 0.9 1500 78 7 348 3| 0.0 1.4 1.4| 2.1 -3.3 -1.2 -0.8 0.02| 3.8 0.1 2000 70 7 347 4| 0.0 1.5 1.5| 4.5 -4.5 -0.0 -0.0 0.05| 3.6 0.2 2500 64 8 352 4| 0.0 1.6 1.6| 10.1 -8.4 1.6 0.6 0.09| 3.8 0.3 3000 60 8 356 5| 0.7 1.3 2.1| 21.1 -8.5 12.6 4.2 0.26| 4.1 1.1 4000 64 10 14 6| 1.2 1.3 2.5| 33.7 -17.6 16.1 4.0 0.24| 4.2 1.0 5000 61 10 12 6| 1.5 1.4 2.9| 39.5 -36.1 3.4 0.7 0.08| 4.9 0.4 6000 68 10 21 5| 1.7 1.2 2.9| 43.6 -36.4 7.3 1.2 0.16| 4.8 0.8 Wrote GIF file: /home/apache/climate/data/raob//DRRN/skewt/DRRN.skewt.20250502.18.gif