UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122100.upa.cvt Date: 0000Z 21 DEC 25 Searching for VTSB... Searching the city database file for: VTSB ... Date:0000Z 21 DEC 25 Station: VTSB WMO ident: 48551 Latitude: 9.12 Longitude: 99.35 Elevation: 11.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 850 75 20 1 700 295 5 2 500 75 20 3 400 60 31 4 300 50 15 5 250 345 3 6 200 230 6 7 150 245 16 8 100 285 32 TRP WND Sounding variables and indices Parcel Indices Parcel: using 100 mb layer Wind level data ------------------------------------ TRUE/GROUND REL LEV P H DIR SPD U V mb m knt m/s ------------------------------------ 0 979 305 30 9 -4.5 -7.8 1 943 610 50 14 -10.7 -9.0 2 908 914 60 20 -17.3 -10.0 3 850 1457 75 20 -19.3 -5.2 4 843 1524 75 20 -19.3 -5.2 5 781 2134 110 8 -7.5 2.7 6 700 3012 295 5 4.5 -2.1 7 697 3048 290 6 5.6 -2.1 8 643 3658 15 4 -1.0 -3.9 9 570 4572 70 14 -13.2 -4.8 10 548 4877 70 16 -15.0 -5.5 11 506 5486 85 20 -19.9 -1.7 12 500 5574 75 20 -19.3 -5.2 13 465 6096 70 22 -20.7 -7.5 14 400 7185 60 31 -26.8 -15.5 15 376 7620 60 29 -25.1 -14.5 16 301 9144 40 15 -9.6 -11.5 17 300 9164 50 15 -11.5 -9.6 18 250 10363 345 3 0.8 -2.9 19 238 10668 25 6 -2.5 -5.4 20 200 11775 230 6 4.6 3.9 21 187 12192 280 7 6.9 -1.2 22 150 13509 245 16 14.5 6.8 23 145 13716 230 12 9.2 7.7 24 110 15240 265 21 20.9 1.8 25 100 15797 285 32 30.9 -8.3 26 88 16459 280 31 30.5 -5.4 27 63 18288 245 17 15.4 7.2 28 47 19812 35 17 -9.8 -13.9 29 35 21336 95 19 -18.9 1.7 Wind Parameters 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//VTSB/skewt/VTSB.skewt.20251221.00.gif