UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121712.upa.cvt Date: 1200Z 17 DEC 25 Searching for FCBB... Searching the city database file for: FCBB ... Date:1200Z 17 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 ------------------------------------------------------------------------------- 0 850 245 8 1 700 215 6 2 500 100 8 3 400 95 14 4 300 85 17 5 250 75 17 6 200 85 11 7 150 160 1 8 100 30 5 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 ------------------------------------ 0 943 610 225 7 4.9 4.9 1 908 914 215 9 5.2 7.4 2 875 1219 250 8 7.5 2.7 3 850 1457 245 8 7.3 3.4 4 811 1829 285 9 8.7 -2.3 5 781 2134 290 6 5.6 -2.1 6 752 2438 235 7 5.7 4.0 7 724 2743 215 6 3.4 4.9 8 700 3012 215 6 3.4 4.9 9 643 3658 30 4 -2.0 -3.5 10 594 4267 130 7 -5.4 4.5 11 548 4877 90 5 -5.0 0.0 12 500 5574 100 8 -7.9 1.4 13 465 6096 75 11 -10.6 -2.8 14 400 7185 95 14 -13.9 1.2 15 376 7620 90 20 -20.0 0.0 16 301 9144 90 16 -16.0 0.0 17 300 9164 85 17 -16.9 -1.5 18 250 10363 75 17 -16.4 -4.4 19 238 10668 90 11 -11.0 0.0 20 200 11775 85 11 -11.0 -1.0 21 150 13509 160 1 -0.3 0.9 22 110 15240 25 3 -1.3 -2.7 23 100 15797 30 5 -2.5 -4.3 24 61 18288 105 29 -28.0 7.5 25 33 21336 90 46 -46.0 0.0 26 18 24384 85 65 -64.8 -5.7 27 10 27432 95 50 -49.8 4.4 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.20251217.12.gif