UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122106.upa.cvt Date: 0600Z 21 DEC 25 Searching for FCBB... Searching the city database file for: FCBB ... Date:0600Z 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 ------------------------------------------------------------------------------- 0 850 250 12 1 700 5 13 2 500 60 7 3 400 170 4 4 300 60 18 5 250 80 18 6 200 110 24 7 150 110 30 8 100 55 23 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 ------------------------------------ 0 943 610 280 11 10.8 -1.9 1 908 914 245 14 12.7 5.9 2 875 1219 250 10 9.4 3.4 3 850 1457 250 12 11.3 4.1 4 811 1829 360 10 -0.0 -10.0 5 781 2134 5 17 -1.5 -16.9 6 752 2438 360 17 -0.0 -17.0 7 724 2743 5 12 -1.0 -12.0 8 700 3012 5 13 -1.1 -13.0 9 643 3658 15 12 -3.1 -11.6 10 594 4267 25 8 -3.4 -7.3 11 548 4877 65 8 -7.3 -3.4 12 500 5574 60 7 -6.1 -3.5 13 465 6096 45 4 -2.8 -2.8 14 400 7185 170 4 -0.7 3.9 15 376 7620 185 4 0.3 4.0 16 301 9144 80 18 -17.7 -3.1 17 300 9164 60 18 -15.6 -9.0 18 250 10363 80 18 -17.7 -3.1 19 238 10668 75 14 -13.5 -3.6 20 200 11775 110 24 -22.6 8.2 21 150 13509 110 30 -28.2 10.3 22 110 15240 100 47 -46.3 8.2 23 100 15797 55 23 -18.8 -13.2 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//FCBB/skewt/FCBB.skewt.20251221.06.gif