UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101718.upa.cvt Date: 1800Z 17 OCT 25 Searching for VH004... Searching the city database file for: VH004 ... Date:1800Z 17 OCT 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 70 25 1 700 55 7 2 500 45 1 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 85 7 -7.0 -0.6 2 908 914 60 13 -11.3 -6.5 3 850 1457 70 25 -23.5 -8.6 4 843 1524 70 25 -23.5 -8.6 5 781 2134 70 9 -8.5 -3.1 6 724 2743 50 9 -6.9 -5.8 7 700 3012 55 7 -5.7 -4.0 8 669 3353 55 7 -5.7 -4.0 9 618 3962 50 11 -8.4 -7.1 10 570 4572 130 11 -8.4 7.1 11 526 5182 105 13 -12.6 3.4 12 500 5574 45 1 -0.7 -0.7 13 485 5791 90 3 -3.0 0.0 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.20251017.18.gif