UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122806.upa.cvt Date: 0600Z 28 DEC 25 Searching for FCBB... Searching the city database file for: FCBB ... Date:0600Z 28 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 17 1 700 260 11 2 500 350 7 3 400 220 2 4 300 225 11 5 250 315 21 6 200 60 28 7 150 90 42 8 100 85 45 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 ------------------------------------ 0 943 610 285 20 19.3 -5.2 1 908 914 255 19 18.4 4.9 2 875 1219 250 16 15.0 5.5 3 850 1457 250 17 16.0 5.8 4 811 1829 270 10 10.0 -0.0 5 781 2134 275 14 13.9 -1.2 6 752 2438 250 13 12.2 4.4 7 724 2743 260 12 11.8 2.1 8 700 3012 260 11 10.8 1.9 9 643 3658 285 5 4.8 -1.3 10 594 4267 160 3 -1.0 2.8 11 548 4877 355 3 0.3 -3.0 12 500 5574 350 7 1.2 -6.9 13 465 6096 355 16 1.4 -15.9 14 400 7185 220 2 1.3 1.5 15 376 7620 190 15 2.6 14.8 16 301 9144 215 10 5.7 8.2 17 300 9164 225 11 7.8 7.8 18 250 10363 315 21 14.8 -14.8 19 238 10668 355 16 1.4 -15.9 20 200 11775 60 28 -24.2 -14.0 21 150 13509 90 42 -42.0 0.0 22 110 15240 75 55 -53.1 -14.2 23 100 15797 85 45 -44.8 -3.9 24 61 18288 330 13 6.5 -11.3 25 33 21336 120 25 -21.7 12.5 26 18 24384 100 65 -64.0 11.3 27 10 27432 110 25 -23.5 8.6 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.20251228.06.gif