UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042600.upa.cvt Date: 0000Z 26 APR 25 Searching for DFFD... Searching the city database file for: DFFD ... Date:0000Z 26 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 56 SFC 971 306 15.0 10.0 72 5.0 12.1 260 2 290.6 292.0 286.5 313.2 7.96 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): 900.88 mb = -9999.00 m = -9999.00 ft T: -9999.00 C ThetaE index: 0.00 C Layer 971.0- 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: 110 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 ---------------------------------------------------------- 0 971 306 260 2 2.0 0.3 | 285 12 11.7 -3.2 1 925 404 165 11 -2.8 10.6 | 224 10 6.8 7.1 2 902 610 185 10 0.9 10.0 | 239 12 10.6 6.5 3 870 914 150 8 -4.0 6.9 | 239 7 5.7 3.4 4 850 1105 115 11 -10.0 4.6 | 166 1 -0.3 1.1 5 838 1219 120 11 -9.5 5.5 | 185 2 0.2 2.0 6 807 1524 105 12 -11.6 3.1 | 78 2 -1.9 -0.4 7 777 1829 120 13 -11.3 6.5 | 152 3 -1.6 3.0 8 748 2134 105 16 -15.5 4.1 | 96 6 -5.8 0.6 9 700 2672 115 14 -12.7 5.9 | 129 4 -3.0 2.4 10 591 3962 50 16 -12.3 -10.3 | 11 14 -2.6 -13.8 11 568 4267 45 19 -13.4 -13.4 | 12 17 -3.7 -16.9 12 500 5250 60 19 -16.5 -9.5 | 27 15 -6.8 -13.0 13 445 6096 15 7 -1.8 -6.8 | 323 13 7.9 -10.3 14 427 6401 70 7 -6.6 -2.4 | 332 7 3.1 -5.9 15 410 6706 160 11 -3.8 10.3 | 221 9 5.9 6.8 16 400 6880 165 11 -2.8 10.6 | 224 10 6.8 7.1 17 393 7010 170 11 -1.9 10.8 | 227 11 7.8 7.3 18 376 7315 165 20 -5.2 19.3 | 196 16 4.5 15.8 19 315 8534 200 8 2.7 7.5 | 252 13 12.4 4.0 20 300 8870 200 7 2.4 6.6 | 256 12 12.1 3.1 21 275 9449 290 9 8.5 -3.1 | 290 19 18.1 -6.6 22 250 10080 265 19 18.9 1.7 | 274 29 28.6 -1.8 23 207 11278 250 22 20.7 7.5 | 262 31 30.4 4.0 24 200 11510 255 27 26.1 7.0 | 264 36 35.8 3.5 25 198 11582 255 27 26.1 7.0 | 264 36 35.8 3.5 26 171 12497 210 28 14.0 24.2 | 229 31 23.7 20.7 27 155 13106 200 31 10.6 29.1 | 218 33 20.3 25.6 28 150 13330 200 37 12.7 34.8 | 216 38 22.3 31.3 29 128 14326 185 46 4.0 45.8 | 198 44 13.7 42.3 30 106 15545 185 53 4.6 52.8 | 196 51 14.3 49.3 31 100 15900 180 36 0.0 36.0 | 197 34 9.7 32.5 32 96 16154 180 36 0.0 36.0 | 197 34 9.7 32.5 33 92 16459 185 18 1.6 17.9 | 218 18 11.3 14.4 34 83 17069 290 14 13.2 -4.8 | 290 24 22.8 -8.3 35 79 17374 295 9 8.2 -3.8 | 292 19 17.8 -7.3 36 76 17678 35 5 -2.9 -4.1 | 318 10 6.8 -7.6 37 70 18160 135 11 -7.8 7.8 | 204 5 1.9 4.3 38 60 18898 35 6 -3.4 -4.9 | 323 10 6.2 -8.4 39 56 19202 115 1 -0.9 0.4 | 289 9 8.8 -3.1 Wind Parameters Mean winds (0-6000m): 79.9 at 13.7 knts Storm direction: 109.9 at 10.3 knts Shear (0-3000m) pos: 0.2 neg: 2.9 tot: 3.1 10-3/s Storm rel Dir Shear (0-3000m): 119.1 deg Storm rel helicity (0-3000m) pos: 13.0 neg: -45.8 tot: -32.8 m^2/s^2 ave: -10.9 10^-3 m/s^2 rel: -0.42 Storm rel vorticity (0-3000m) horiz: 8.5 stream: -3.6 10^-3/s Energy-Hel index: 7.11 Bulk Rich Number: 2768.31 Bulk Shear: 36.48 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 ------------------------------------------------------------------------------- 500 175 8 242 10| 0.0 9.5 9.5| 8.2 -29.1 -21.0 -42.0 -0.48| 20.0 -9.7 1000 155 9 233 7| 0.0 6.7 6.7| 9.1 -32.4 -23.3 -23.3 -0.45| 15.4 -6.8 1500 139 10 220 5| 0.6 4.4 5.1| 10.6 -33.1 -22.5 -15.0 -0.36| 12.0 -4.4 2000 129 11 200 4| 0.5 4.0 4.5| 11.3 -37.0 -25.8 -12.9 -0.40| 10.3 -4.1 2500 125 12 184 3| 0.2 3.2 3.4| 13.0 -38.4 -25.3 -10.1 -0.36| 8.9 -3.2 3000 119 12 160 2| 0.2 2.9 3.1| 13.0 -45.8 -32.8 -10.9 -0.42| 8.5 -3.6 4000 101 13 71 3| 0.1 2.7 2.9| 15.4 -62.8 -47.3 -11.8 -0.43| 8.0 -3.4 5000 86 14 46 6| 0.5 2.2 2.7| 31.7 -66.9 -35.2 -7.0 -0.35| 6.9 -2.4 6000 80 14 33 7| 0.8 1.3 2.2| 36.6-119.6 -83.0 -13.8 -0.42| 7.4 -3.1 Wrote GIF file: /home/apache/climate/data/raob//DFFD/skewt/DFFD.skewt.20250426.00.gif