UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041800.upa.cvt Date: 0000Z 18 APR 25 Searching for VI622... Searching the city database file for: VI622 ... Date:0000Z 18 APR 25 Station: VI622 WMO ident: 42622 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- SFC 991 161 20.4 19.9 97 0.5 20.1 0 0 294.3 297.0 293.6 336.9 14.92 1 925 756 22.6 15.6 65 7.0 17.9 220 5 302.4 304.7 293.9 338.3 12.14 2 850 1486 17.2 10.2 63 7.0 12.8 225 15 304.2 305.9 292.2 331.8 9.23 3 700 3110 6.0 2.7 79 3.3 4.2 245 3 309.1 310.4 291.6 329.6 6.65 4 500 5790 -7.7 -14.7 57 7.0 -10.4 310 8 323.7 324.1 292.2 331.9 2.45 5 400 7490 -18.1 -23.1 65 5.0 -19.5 265 13 331.5 331.8 293.5 336.8 1.49 6 300 9580 -31.9 -39.9 45 8.0 -32.9 270 65 340.4 340.5 294.8 342.0 0.40 7 250 10800 -39.5 -47.5 42 8.0 -40.2 260 46 347.3 347.4 296.3 348.2 0.21 TRP WND 212 265 72 Sounding variables and indices 1000-500 mb thick: 5628.82 m Freezing level: 612.41 mb = 4283.72 m = 14054.04 ft Wetbulb zero: 642.47 mb = 3793.08 m = 12444.33 ft Precipitable water: 1.62 inches Sfc-500 mean rel hum: 69.88 % Est. max temperature: 30.51 C = 86.92 F Sfc-Lift cond lev (LCL): 984.07 mb = 221.73 m = 727.44 ft T: 20.62 C 700-500 lapse rate: 5.11 C/km ThetaE index: 8.72 C Layer 850.0- 500.0 mb Conv cond level (CCL): 808.84 mb = 1901.19 m = 6237.43 ft Mean mixing ratio: 12.80 g/kg Conv temperature: 31.53 C = 88.75 F Cap Strength: 3.50 C Lifted Index: 0.19 C Risk: Showers probable Lifted Index @300 mb: 3.76 C Lifted Index @700 mb: -0.88 C Showalter Index: 2.71 C Risk: Showers probable Total Totals Index: 42.80 C Risk: None Vertical Totals Index: 24.90 C Cross Totals Index: 17.90 C K Index: 31.80 Risk: 60-80 % chance of thunderstorms Sweat Index: 160.40 Risk: None Energy Index: -0.00 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 88.76 J/kg Max Up Vert Vel: 13.32 m/s Conv Inhibition (B-): 129.69 J/kg Cap Strength: 3.50 C Lift Cond Lev (LCL): 875.47 mb = 1231.10 m = 4038.99 ft Lev Free Conv (LFC): 730.47 mb = 2753.60 m = 9034.01 ft Equ Level (EL): 510.47 mb = 5624.92 m = 18454.24 ft B at Equ Level: 88.55 J/kg Max Parcel Lev (MPL): 350.47 mb = 8450.33 m = 27723.84 ft Wind level data ------------------------------------ TRUE/GROUND REL LEV P H DIR SPD U V mb m knt m/s ------------------------------------ 0 212 12499 265 72 71.7 6.3 1 991 161 0 0 -0.0 -0.0 2 975 305 190 8 1.4 7.9 3 941 610 325 5 2.9 -4.1 4 925 756 220 5 3.2 3.8 5 908 914 215 9 5.2 7.4 6 877 1219 215 11 6.3 9.0 7 850 1486 225 15 10.6 10.6 8 816 1829 235 13 10.6 7.5 9 787 2134 220 13 8.4 10.0 10 759 2438 220 12 7.7 9.2 11 731 2743 250 12 11.3 4.1 12 705 3048 245 5 4.5 2.1 13 700 3110 245 3 2.7 1.3 14 653 3658 245 5 4.5 2.1 15 629 3962 220 5 3.2 3.8 16 605 4267 205 3 1.3 2.7 17 561 4877 15 4 -1.0 -3.9 18 519 5486 330 7 3.5 -6.1 19 500 5790 310 8 6.1 -5.1 20 480 6096 315 10 7.1 -7.1 21 400 7490 265 13 13.0 1.1 22 393 7620 265 13 13.0 1.1 23 319 9144 265 31 30.9 2.7 24 300 9580 270 65 65.0 -0.0 25 255 10668 265 47 46.8 4.1 26 250 10800 260 46 45.3 8.0 27 199 12192 265 72 71.7 6.3 Wind Parameters Energy-Hel index: -5.55 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//VI622/skewt/VI622.skewt.20250418.00.gif