UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042000.upa.cvt Date: 0000Z 20 APR 25 Searching for VI399... Searching the city database file for: VI399 ... Date:0000Z 20 APR 25 Station: VI399 WMO ident: 42399 Latitude: 26.53 Longitude: 88.72 ------------------------------------------------------------------------------- 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 995 90 24.4 22.8 91 1.6 23.3 0 0 298.0 301.2 296.6 349.8 17.83 1 925 726 24.2 18.2 69 6.0 20.0 75 3 304.1 306.7 295.9 346.8 14.36 2 850 1460 18.4 14.9 80 3.5 16.0 85 7 305.4 307.8 295.1 343.2 12.64 3 700 3095 8.2 2.2 66 6.0 4.9 275 9 311.6 312.8 292.1 331.5 6.42 4 500 5790 -5.9 -21.9 27 16.0 -11.0 325 34 325.8 326.1 291.9 330.5 1.32 5 400 7490 -18.9 -30.9 34 12.0 -21.5 300 23 330.4 330.6 292.6 333.1 0.73 6 300 9590 -28.5 -68.5 1 40.0 -31.0 290 71 345.2 345.2 295.6 345.3 0.01 7 250 10880 -36.1 -74.1 1 38.0 -37.7 285 51 352.4 352.4 297.1 352.4 0.01 8 200 12390 -48.7 -82.7 1 34.0 -49.3 260 50 355.7 355.7 297.8 355.7 0.00 9 150 14220 -61.9 -91.9 1 30.0 -62.1 275 42 363.4 363.4 299.4 363.4 0.00 10 100 16640 -77.1 -102.1 1 25.0 -77.1 270 47 378.8 378.8 302.1 378.8 0.00 TRP WND 294 290 72 Sounding variables and indices 1000-500 mb thick: 5699.57 m Freezing level: 583.69 mb = 4662.31 m = 15296.09 ft Wetbulb zero: 638.50 mb = 3831.59 m = 12570.70 ft Precipitable water: 1.77 inches Sfc-500 mean rel hum: 60.93 % Est. max temperature: 32.02 C = 89.64 F Sfc-Lift cond lev (LCL): 972.46 mb = 290.10 m = 951.75 ft T: 24.34 C 700-500 lapse rate: 5.23 C/km ThetaE index: 19.30 C Layer 925.0- 400.0 mb Conv cond level (CCL): 840.92 mb = 1550.46 m = 5086.75 ft Mean mixing ratio: 15.45 g/kg Conv temperature: 32.18 C = 89.92 F Cap Strength: 2.61 C Lifted Index: -2.11 C Risk: Severe thunderstorms possible Lifted Index @300 mb: 1.13 C Lifted Index @700 mb: -1.75 C Showalter Index: -0.41 C Risk: Thunderstorms probable Total Totals Index: 45.10 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.30 C Cross Totals Index: 20.80 C K Index: 33.20 Risk: 60-80 % chance of thunderstorms Sweat Index: 226.80 Risk: None Energy Index: -2.52 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 648.31 J/kg Max Up Vert Vel: 36.01 m/s Conv Inhibition (B-): 64.54 J/kg Cap Strength: 2.61 C Lift Cond Lev (LCL): 887.00 mb = 1090.16 m = 3576.60 ft Lev Free Conv (LFC): 782.00 mb = 2162.19 m = 7093.70 ft Equ Level (EL): 312.00 mb = 9303.75 m = 30523.75 ft B at Equ Level: 646.11 J/kg Max Parcel Lev (MPL): 182.00 mb = 12990.00 m = 42617.60 ft Wind level data ------------------------------------ TRUE/GROUND REL LEV P H DIR SPD U V mb m knt m/s ------------------------------------ 0 294 9845 290 72 67.7 -24.6 1 995 90 0 0 -0.0 -0.0 2 971 305 70 5 -4.7 -1.7 3 937 610 95 5 -5.0 0.4 4 925 726 75 3 -2.9 -0.8 5 905 914 60 5 -4.3 -2.5 6 874 1219 100 5 -4.9 0.9 7 850 1460 85 7 -7.0 -0.6 8 814 1829 95 8 -8.0 0.7 9 785 2134 150 7 -3.5 6.1 10 757 2438 210 7 3.5 6.1 11 730 2743 235 8 6.6 4.6 12 704 3048 280 7 6.9 -1.2 13 700 3095 275 9 9.0 -0.8 14 653 3658 255 13 12.6 3.4 15 628 3962 300 10 8.7 -5.0 16 605 4267 310 15 11.5 -9.6 17 582 4572 310 15 11.5 -9.6 18 560 4877 325 18 10.3 -14.7 19 519 5486 340 23 7.9 -21.6 20 500 5790 325 34 19.5 -27.9 21 480 6096 320 30 19.3 -23.0 22 400 7490 300 23 19.9 -11.5 23 393 7620 300 24 20.8 -12.0 24 319 9144 285 55 53.1 -14.2 25 300 9590 290 71 66.7 -24.3 26 258 10668 285 55 53.1 -14.2 27 250 10880 285 51 49.3 -13.2 28 206 12192 265 47 46.8 4.1 29 200 12390 260 50 49.2 8.7 30 162 13716 270 43 43.0 -0.0 31 150 14220 275 42 41.8 -3.7 32 126 15240 265 29 28.9 2.5 33 100 16640 270 47 47.0 -0.0 Wind Parameters Energy-Hel index: -40.52 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//VI399/skewt/VI399.skewt.20250420.00.gif