UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120812.upa.cvt Date: 1200Z 8 DEC 25 Searching for FCBB... Searching the city database file for: FCBB ... Date:1200Z 8 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 ------------------------------------------------------------------------------- 0 850 210 4 1 700 25 11 2 500 85 12 3 400 130 10 4 300 120 24 5 250 110 25 6 200 100 25 7 150 130 10 8 100 85 7 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 ------------------------------------ 0 943 610 195 2 0.5 1.9 1 908 914 215 1 0.6 0.8 2 875 1219 205 5 2.1 4.5 3 850 1457 210 4 2.0 3.5 4 811 1829 230 7 5.4 4.5 5 781 2134 140 2 -1.3 1.5 6 752 2438 25 2 -0.8 -1.8 7 724 2743 25 10 -4.2 -9.1 8 700 3012 25 11 -4.6 -10.0 9 643 3658 60 16 -13.9 -8.0 10 594 4267 70 20 -18.8 -6.8 11 548 4877 75 13 -12.6 -3.4 12 500 5574 85 12 -12.0 -1.0 13 465 6096 80 12 -11.8 -2.1 14 400 7185 130 10 -7.7 6.4 15 376 7620 90 15 -15.0 0.0 16 301 9144 120 24 -20.8 12.0 17 300 9164 120 24 -20.8 12.0 18 250 10363 110 25 -23.5 8.6 19 238 10668 100 27 -26.6 4.7 20 200 11775 100 25 -24.6 4.3 21 150 13509 130 10 -7.7 6.4 22 110 15240 100 11 -10.8 1.9 23 100 15797 85 7 -7.0 -0.6 24 61 18288 320 9 5.8 -6.9 25 33 21336 70 33 -31.0 -11.3 26 18 24384 100 57 -56.1 9.9 27 10 27432 90 45 -45.0 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//FCBB/skewt/FCBB.skewt.20251208.12.gif