UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041800.upa.cvt Date: 0000Z 18 APR 25 Searching for DFFD... Searching the city database file for: DFFD ... Date:0000Z 18 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 95 SFC 975 306 15.0 10.0 72 5.0 12.1 200 8 290.2 291.6 286.3 312.7 7.92 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): 904.59 mb = -9999.00 m = -9999.00 ft T: -9999.00 C ThetaE index: 0.00 C Layer 975.0--97609095688668617833845882880.0 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: 82 at 9 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 ---------------------------------------------------------- 0 975 306 200 8 2.7 7.5 | 233 15 11.8 8.8 1 925 443 200 12 4.1 11.3 | 226 18 13.2 12.6 2 907 610 205 15 6.3 13.6 | 226 21 15.5 14.9 3 874 914 210 8 4.0 6.9 | 238 15 13.1 8.2 4 850 1143 205 6 2.5 5.4 | 240 13 11.6 6.7 5 842 1219 210 4 2.0 3.5 | 247 12 11.1 4.7 6 752 2134 55 17 -13.9 -9.8 | 30 10 -4.8 -8.5 7 724 2438 40 19 -12.2 -14.6 | 13 14 -3.1 -13.3 8 700 2708 40 18 -11.6 -13.8 | 11 13 -2.5 -12.5 9 619 3658 90 14 -14.0 0.0 | 105 5 -4.9 1.3 10 594 3962 85 14 -13.9 -1.2 | 91 5 -4.8 0.1 11 571 4267 65 15 -13.6 -6.3 | 42 7 -4.5 -5.1 12 500 5290 295 8 7.3 -3.4 | 277 16 16.4 -2.1 13 429 6401 335 11 4.6 -10.0 | 302 16 13.8 -8.7 14 411 6706 350 8 1.4 -7.9 | 302 12 10.5 -6.6 15 400 6910 340 12 4.1 -11.3 | 307 17 13.2 -10.0 16 377 7315 345 12 3.1 -11.6 | 310 16 12.2 -10.3 17 345 7925 325 10 5.7 -8.2 | 295 16 14.8 -6.9 18 316 8534 300 22 19.1 -11.0 | 289 30 28.2 -9.7 19 300 8900 320 33 21.2 -25.3 | 308 39 30.3 -24.0 20 289 9144 320 33 21.2 -25.3 | 308 39 30.3 -24.0 21 276 9449 305 28 22.9 -16.1 | 295 35 32.0 -14.8 22 252 10058 305 25 20.5 -14.3 | 294 32 29.6 -13.1 23 250 10110 295 25 22.7 -10.6 | 286 33 31.8 -9.3 24 240 10363 285 23 22.2 -6.0 | 278 32 31.3 -4.7 25 200 11540 245 19 17.2 8.0 | 251 28 26.3 9.3 26 180 12192 240 21 18.2 10.5 | 247 30 27.3 11.8 27 164 12802 225 17 12.0 12.0 | 238 25 21.1 13.3 28 150 13360 210 20 10.0 17.3 | 226 27 19.1 18.6 29 129 14326 230 19 14.6 12.2 | 240 27 23.7 13.5 30 112 15240 305 26 21.3 -14.9 | 294 33 30.4 -13.6 31 100 15930 315 26 18.4 -18.4 | 302 32 27.5 -17.1 32 97 16154 315 26 18.4 -18.4 | 302 32 27.5 -17.1 33 88 16764 100 5 -4.9 0.9 | 243 5 4.2 2.1 34 70 18190 270 21 21.0 -0.0 | 268 30 30.1 1.3 35 69 18288 265 14 13.9 1.2 | 264 23 23.1 2.5 36 54 19812 215 14 8.0 11.5 | 233 21 17.1 12.7 37 50 20320 220 5 3.2 3.8 | 247 13 12.3 5.1 38 47 20726 255 10 9.7 2.6 | 258 19 18.8 3.9 39 45 21031 225 14 9.9 9.9 | 240 22 19.0 11.2 40 39 21946 345 14 3.6 -13.5 | 314 18 12.7 -12.2 41 37 22250 330 3 1.5 -2.6 | 277 11 10.6 -1.3 42 35 22555 30 5 -2.5 -4.3 | 295 7 6.6 -3.1 43 30 23560 160 13 -4.4 12.2 | 199 14 4.7 13.5 44 29 23774 180 11 0.0 11.0 | 217 15 9.1 12.3 45 26 24384 145 22 -12.6 18.0 | 170 20 -3.5 19.3 46 24 24994 260 1 1.0 0.2 | 262 10 10.1 1.5 47 21 25908 65 32 -29.0 -13.5 | 58 23 -19.9 -12.2 48 20 26130 80 28 -27.6 -4.9 | 79 19 -18.5 -3.6 49 15 27127 60 45 -39.0 -22.5 | 55 37 -29.9 -21.2 50 6 30175 90 57 -57.0 0.0 | 92 48 -47.9 1.3 Wind Parameters Mean winds (0-6000m): 52.0 at 12.3 knts Storm direction: 82.0 at 9.2 knts Shear (0-3000m) pos: 1.6 neg: 4.8 tot: 6.3 10-3/s Storm rel Dir Shear (0-3000m): -176.6 deg Storm rel helicity (0-3000m) pos: 43.0 neg: -81.4 tot: -38.4 m^2/s^2 ave: -12.8 10^-3 m/s^2 rel: -0.34 Storm rel vorticity (0-3000m) horiz: 11.1 stream: -3.7 10^-3/s Energy-Hel index: 15.60 Bulk Rich Number: 1456.98 Bulk Shear: 69.31 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 ------------------------------------------------------------------------------- 500 202 11 229 18| 2.9 0.0 2.9| 12.4 -9.4 3.1 6.1 0.02| 12.0 0.3 1000 204 10 232 16| 1.4 2.8 4.3| 24.7 -14.1 10.6 10.6 0.10| 9.9 1.0 1500 189 9 225 15| 1.0 5.9 6.9| 24.7 -47.9 -23.2 -15.4 -0.33| 11.7 -3.9 2000 153 11 201 12| 0.7 7.3 8.0| 24.7 -74.8 -50.1 -25.0 -0.52| 13.5 -7.0 2500 84 12 91 3| 0.6 5.7 6.3| 28.6 -81.4 -52.8 -21.1 -0.49| 11.7 -5.7 3000 71 13 47 4| 1.6 4.8 6.3| 43.0 -81.4 -38.4 -12.8 -0.34| 11.1 -3.7 4000 75 13 59 4| 1.7 4.2 5.9| 49.7 -91.8 -42.1 -10.5 -0.31| 9.9 -3.1 5000 68 13 39 5| 1.4 2.6 3.9| 49.7-170.3-120.6 -24.1 -0.47| 10.6 -4.9 6000 52 12 5 6| 0.7 2.1 2.8| 78.2-170.3 -92.2 -15.4 -0.38| 9.4 -3.5 Wrote GIF file: /home/apache/climate/data/raob//DFFD/skewt/DFFD.skewt.20250418.00.gif