UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025050906.upa.cvt Date: 0600Z 9 MAY 25 Searching for DRRN... Searching the city database file for: DRRN ... Date:0600Z 9 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 77 SFC 982 227 15.0 10.0 72 5.0 12.1 230 7 289.7 291.0 286.0 311.9 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): 911.09 mb = -9999.00 m = -9999.00 ft T: -9999.00 C ThetaE index: 0.00 C Layer 982.0--1117047487299876477206528.0 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: 94 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 ---------------------------------------------------------- 0 982 227 230 7 5.4 4.5 | 259 20 19.3 3.6 1 966 305 225 14 9.9 9.9 | 249 25 23.9 9.0 2 925 502 235 28 22.9 16.1 | 248 40 36.9 15.2 3 913 610 240 30 26.0 15.0 | 251 42 39.9 14.1 4 880 914 255 15 14.5 3.9 | 264 29 28.4 3.0 5 850 1201 255 4 3.9 1.0 | 270 18 17.8 0.1 6 848 1219 255 4 3.9 1.0 | 270 18 17.8 0.1 7 786 1829 75 10 -9.7 -2.6 | 309 6 4.3 -3.5 8 757 2134 50 9 -6.9 -5.8 | 313 10 7.1 -6.7 9 729 2438 60 10 -8.7 -5.0 | 318 8 5.3 -5.9 10 702 2743 50 12 -9.2 -7.7 | 331 10 4.8 -8.6 11 700 2765 60 11 -9.5 -5.5 | 325 8 4.4 -6.4 12 623 3658 70 23 -21.6 -7.9 | 41 12 -7.7 -8.8 13 575 4267 65 29 -26.3 -12.3 | 43 18 -12.3 -13.2 14 531 4877 65 26 -23.6 -11.0 | 39 15 -9.6 -11.9 15 500 5340 50 23 -17.6 -14.8 | 13 16 -3.7 -15.7 16 451 6096 65 23 -20.8 -9.7 | 33 13 -6.9 -10.6 17 400 6960 60 30 -26.0 -15.0 | 37 20 -12.0 -15.9 18 364 7620 50 21 -16.1 -13.5 | 8 15 -2.1 -14.4 19 300 8950 10 25 -4.3 -24.6 | 339 27 9.6 -25.5 20 291 9144 5 25 -2.2 -24.9 | 335 28 11.8 -25.8 21 250 10160 340 17 5.8 -16.0 | 310 26 19.8 -16.9 22 231 10668 340 15 5.1 -14.1 | 308 24 19.1 -15.0 23 200 11580 300 10 8.7 -5.0 | 285 23 22.6 -5.9 24 150 13400 255 10 9.7 2.6 | 266 24 23.6 1.7 25 112 15240 220 19 12.2 14.6 | 242 30 26.2 13.7 26 100 15970 180 27 0.0 27.0 | 208 30 14.0 26.1 27 70 18230 245 11 10.0 4.6 | 261 24 23.9 3.8 28 69 18288 265 11 11.0 1.0 | 270 25 24.9 0.1 29 50 20370 215 13 7.5 10.6 | 246 24 21.4 9.8 30 6 27432 85 28 -27.9 -2.4 | 77 14 -13.9 -3.3 Wind Parameters Mean winds (0-6000m): 63.7 at 18.6 knts Storm direction: 93.7 at 14.0 knts Shear (0-3000m) pos: 1.4 neg: 2.7 tot: 4.1 10-3/s Storm rel Dir Shear (0-3000m): 112.2 deg Storm rel helicity (0-3000m) pos: 144.1 neg: -66.2 tot: 77.8 m^2/s^2 ave: 25.9 10^-3 m/s^2 rel: 0.17 Storm rel vorticity (0-3000m) horiz: 15.3 stream: 2.6 10^-3/s Energy-Hel index: 79.77 Bulk Rich Number: 481.49 Bulk Shear: 208.13 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 ------------------------------------------------------------------------------- 500 235 21 250 33| 18.1 0.0 18.1| 63.5 -32.5 31.0 62.0 0.03| 30.9 0.9 1000 239 18 254 30| 1.9 0.0 1.9|115.9 -32.5 83.4 83.4 0.15| 26.1 3.9 1500 236 14 254 27| 1.2 4.3 5.6|119.4 -66.0 53.3 35.5 0.02| 23.3 0.5 2000 237 13 256 26| 0.9 3.4 4.3|127.4 -66.2 61.1 30.6 0.09| 20.0 1.9 2500 238 13 257 25| 0.7 3.2 4.0|132.8 -66.2 66.6 26.6 0.12| 16.8 2.0 3000 228 13 252 25| 1.4 2.7 4.1|144.1 -66.2 77.8 25.9 0.17| 15.3 2.6 4000 71 16 7 6| 1.9 2.7 4.6|158.6 -66.2 92.4 23.1 0.20| 13.0 2.7 5000 67 18 16 8| 1.5 1.8 3.4|158.6 -93.7 64.9 13.0 0.13| 11.3 1.5 6000 64 19 17 10| 1.5 1.5 3.0|177.6 -99.8 77.8 13.0 0.15| 10.1 1.5 Wrote GIF file: /home/apache/climate/data/raob//DRRN/skewt/DRRN.skewt.20250509.06.gif