UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122118.upa.cvt Date: 1800Z 21 DEC 25 Searching for FCBB... Searching the city database file for: FCBB ... Date:1800Z 21 DEC 25 Station: FCBB WMO ident: 64450 Latitude: -4.25 Longitude: 15.25 Elevation: 316.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 850 230 11 1 700 5 11 2 500 125 1 3 400 170 14 4 300 130 13 5 250 105 22 6 200 65 17 7 150 85 25 8 100 70 6 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 ------------------------------------ 0 943 610 210 12 6.0 10.4 1 908 914 220 10 6.4 7.7 2 875 1219 230 11 8.4 7.1 3 850 1457 230 11 8.4 7.1 4 811 1829 300 5 4.3 -2.5 5 781 2134 320 7 4.5 -5.4 6 752 2438 350 6 1.0 -5.9 7 724 2743 5 12 -1.0 -12.0 8 700 3012 5 11 -1.0 -11.0 9 643 3658 25 12 -5.1 -10.9 10 594 4267 10 4 -0.7 -3.9 11 548 4877 335 4 1.7 -3.6 12 500 5574 125 1 -0.8 0.6 13 465 6096 120 5 -4.3 2.5 14 400 7185 170 14 -2.4 13.8 15 376 7620 45 9 -6.4 -6.4 16 301 9144 130 16 -12.3 10.3 17 300 9164 130 13 -10.0 8.4 18 250 10363 105 22 -21.3 5.7 19 200 11775 65 17 -15.4 -7.2 20 150 13509 85 25 -24.9 -2.2 21 100 15797 70 6 -5.6 -2.1 22 61 18288 105 25 -24.1 6.5 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//FCBB/skewt/FCBB.skewt.20251221.18.gif