UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121200.upa.cvt Date: 0000Z 12 DEC 25 Searching for DFFD... Searching the city database file for: DFFD ... Date:0000Z 12 DEC 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 104 SFC 976 306 15.0 10.0 72 5.0 12.1 0 0 290.2 291.6 286.2 312.6 7.91 TRP WND 237 280 75 Sounding variables and indices Sfc-500 mean rel hum: -nan % Est. max temperature: -273.15 C = -459.67 F Sfc-Lift cond lev (LCL): 905.52 mb = -9999.00 m = -9999.00 ft T: -9999.00 C ThetaE index: 0.00 C Layer 976.0--6308233.0 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 ------------------------------------ TRUE/GROUND REL LEV P H DIR SPD U V mb m knt m/s ------------------------------------ 0 237 11630 280 75 73.9 -13.0 1 976 306 0 0 -0.0 -0.0 2 925 451 10 5 -0.9 -4.9 3 907 610 20 6 -2.1 -5.6 4 875 914 30 7 -3.5 -6.1 5 850 1151 35 6 -3.4 -4.9 6 843 1219 35 5 -2.9 -4.1 7 812 1524 35 9 -5.2 -7.4 8 753 2134 270 5 5.0 -0.0 9 700 2717 200 9 3.1 8.5 10 670 3048 235 8 6.6 4.6 11 644 3353 210 10 5.0 8.7 12 595 3962 210 8 4.0 6.9 13 572 4267 210 10 5.0 8.7 14 550 4572 255 6 5.8 1.6 15 508 5182 305 15 12.3 -8.6 16 500 5300 290 15 14.1 -5.1 17 448 6096 245 20 18.1 8.5 18 400 6920 250 19 17.9 6.5 19 395 7010 250 19 17.9 6.5 20 362 7620 280 32 31.5 -5.6 21 331 8230 245 30 27.2 12.7 22 300 8910 265 42 41.8 3.7 23 277 9449 280 57 56.1 -9.9 24 250 10120 280 71 69.9 -12.3 25 241 10363 280 70 68.9 -12.2 26 229 10668 280 75 73.9 -13.0 27 200 11540 260 49 48.3 8.5 28 189 11887 255 47 45.4 12.2 29 150 13370 260 66 65.0 11.5 30 149 13411 265 62 61.8 5.4 31 141 13716 260 69 68.0 12.0 Wind Parameters Energy-Hel index: -6311.18 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 NO DATA | | | 1000 NO DATA | | | 1500 NO DATA | | | 2000 NO DATA | | | 2500 NO DATA | | | 3000 NO DATA | | | 4000 NO DATA | | | 5000 NO DATA | | | 6000 NO DATA | | | Wrote GIF file: /home/apache/climate/data/raob//DFFD/skewt/DFFD.skewt.20251212.00.gif