UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121018.upa.cvt Date: 1800Z 10 DEC 25 Searching for VH004... Searching the city database file for: VH004 ... Date:1800Z 10 DEC 25 Station: VH004 WMO ident: 45004 Latitude: 22.32 Longitude: 114.17 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 850 240 5 1 700 270 17 2 500 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 1016 0 0 0 -0.0 -0.0 1 979 305 150 1 -0.5 0.9 2 908 914 140 9 -5.8 6.9 3 850 1457 240 5 4.3 2.5 4 843 1524 240 5 4.3 2.5 5 781 2134 300 15 13.0 -7.5 6 724 2743 275 21 20.9 -1.8 7 700 3012 270 17 17.0 -0.0 8 670 3353 270 17 17.0 -0.0 9 620 3962 270 25 25.0 -0.0 10 573 4572 275 25 24.9 -2.2 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//VH004/skewt/VH004.skewt.20251210.18.gif