UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042700.upa.cvt Date: 0000Z 27 APR 25 Searching for DFFD... Searching the city database file for: DFFD ... Date:0000Z 27 APR 25 Station: DFFD WMO ident: 65503 Latitude: 12.35 Longitude: 1.52 Elevation: 306.00 ------------------------------------------------------------------------------- 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 75 SFC 973 306 15.0 10.0 72 5.0 12.1 240 2 290.4 291.8 286.4 312.9 7.94 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): 902.74 mb = -9999.00 m = -9999.00 ft T: -9999.00 C ThetaE index: 0.00 C Layer 973.0- -0.0 mb Conv cond level (CCL): None Cap Strength: -9725.85 C Parcel Indices Parcel: using 100 mb layer CAPE (B+): 100989.00 J/kg Max Up Vert Vel: 449.42 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: 106 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 ---------------------------------------------------------- 0 973 306 240 2 1.7 1.0 | 278 10 9.5 -1.3 1 925 423 250 10 9.4 3.4 | 266 17 17.2 1.2 2 904 610 255 11 10.6 2.8 | 268 18 18.4 0.6 3 872 914 165 1 -0.3 1.0 | 280 8 7.5 -1.3 4 850 1123 155 4 -1.7 3.6 | 257 6 6.1 1.4 5 840 1219 150 2 -1.0 1.7 | 274 7 6.8 -0.5 6 750 2134 150 8 -4.0 6.9 | 219 6 3.8 4.7 7 722 2438 170 7 -1.2 6.9 | 235 8 6.6 4.6 8 700 2690 130 3 -2.3 1.9 | 273 6 5.5 -0.3 9 593 3962 75 17 -16.4 -4.4 | 52 11 -8.6 -6.7 10 570 4267 65 27 -24.5 -11.4 | 51 22 -16.7 -13.7 11 500 5270 50 14 -10.7 -9.0 | 15 12 -2.9 -11.3 12 485 5486 55 13 -10.6 -7.5 | 16 10 -2.9 -9.7 13 428 6401 75 9 -8.7 -2.3 | 11 5 -0.9 -4.6 14 400 6890 340 3 1.0 -2.8 | 300 10 8.8 -5.1 15 393 7010 275 1 1.0 -0.1 | 285 9 8.8 -2.4 16 376 7315 230 4 3.1 2.6 | 268 11 10.9 0.3 17 345 7925 270 11 11.0 -0.0 | 277 19 18.8 -2.3 18 302 8839 195 15 3.9 14.5 | 224 17 11.7 12.2 19 300 8890 205 14 5.9 12.7 | 233 17 13.7 10.4 20 289 9144 220 14 9.0 10.7 | 243 19 16.8 8.5 21 251 10058 205 13 5.5 11.8 | 234 16 13.3 9.5 22 250 10090 205 14 5.9 12.7 | 233 17 13.7 10.4 23 218 10973 195 14 3.6 13.5 | 225 16 11.4 11.3 24 200 11520 220 18 11.6 13.8 | 239 23 19.4 11.5 25 198 11582 220 20 12.9 15.3 | 238 24 20.6 13.1 26 163 12802 210 20 10.0 17.3 | 230 23 17.8 15.1 27 150 13340 180 26 0.0 26.0 | 198 25 7.8 23.7 28 148 13411 185 25 2.2 24.9 | 204 25 10.0 22.6 29 122 14630 165 47 -12.2 45.4 | 174 43 -4.4 43.1 30 111 15240 160 39 -13.3 36.6 | 171 35 -5.5 34.4 31 100 15910 285 9 8.7 -2.3 | 286 17 16.5 -4.6 32 96 16154 285 9 8.7 -2.3 | 286 17 16.5 -4.6 33 85 16764 310 18 13.8 -11.6 | 303 26 21.6 -13.8 34 72 17678 175 6 -0.5 6.0 | 243 8 7.3 3.7 35 68 17983 75 10 -9.7 -2.6 | 21 5 -1.9 -4.9 Wind Parameters Mean winds (0-6000m): 76.2 at 10.8 knts Storm direction: 106.2 at 8.1 knts Shear (0-3000m) pos: 0.4 neg: 2.0 tot: 2.4 10-3/s Storm rel Dir Shear (0-3000m): 172.3 deg Storm rel helicity (0-3000m) pos: 20.8 neg: -34.8 tot: -14.1 m^2/s^2 ave: -4.7 10^-3 m/s^2 rel: -0.13 Storm rel vorticity (0-3000m) horiz: 8.2 stream: -1.1 10^-3/s Energy-Hel index: 8.30 Bulk Rich Number: 2291.20 Bulk Shear: 44.08 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 ------------------------------------------------------------------------------- 500 248 7 268 15| 0.0 3.5 3.5| 2.4 -20.9 -18.5 -37.0 -0.26| 19.9 -5.2 1000 241 6 268 13| 0.0 1.7 1.7| 11.6 -25.3 -13.8 -13.8 -0.11| 14.0 -1.6 1500 222 5 262 11| 0.0 2.1 2.1| 11.6 -30.2 -18.7 -12.4 -0.20| 10.5 -2.1 2000 197 6 252 10| 0.5 1.6 2.1| 13.2 -33.1 -20.0 -10.0 -0.21| 8.8 -1.8 2500 188 6 249 9| 0.4 1.2 1.6| 20.8 -33.7 -12.9 -5.2 -0.07| 8.5 -0.6 3000 170 6 243 8| 0.4 2.0 2.4| 20.8 -34.8 -14.1 -4.7 -0.13| 8.2 -1.1 4000 106 8 107 0| 0.3 3.8 4.1| 20.8 -46.4 -25.6 -6.4 -0.16| 8.7 -1.4 5000 82 11 36 5| 0.2 1.8 2.0| 20.8 -87.2 -66.4 -13.3 -0.25| 8.4 -2.1 6000 76 11 29 6| 0.7 1.5 2.2| 22.0 -87.9 -65.8 -11.0 -0.23| 7.5 -1.8 Wrote GIF file: /home/apache/climate/data/raob//DFFD/skewt/DFFD.skewt.20250427.00.gif