UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120512.upa.cvt Date: 1200Z 5 DEC 25 Searching for LGAT... Searching the city database file for: LGAT ... Date:1200Z 5 DEC 25 Station: LGAT WMO ident: 16716 Latitude: 37.90 Longitude: 23.73 Elevation: 15.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- SFC 992 15 13.6 11.8 89 1.8 12.6 0 0 287.4 288.9 286.0 312.0 8.79 1 962 273 12.8 12.8 100 0.0 12.8 289.1 290.8 287.5 316.3 9.69 2 895 875 8.4 8.4 100 0.0 8.4 290.6 292.0 286.2 312.6 7.75 3 773 2072 2.0 2.0 100 0.0 2.0 296.2 297.2 286.4 313.0 5.72 4 725 2588 -0.5 -0.5 100 0.0 -0.5 298.9 299.8 286.8 314.1 5.09 5 640 3575 -6.5 -6.5 100 0.0 -6.5 303.0 303.6 286.8 314.2 3.67 6 593 4167 -10.3 -10.3 100 0.0 -10.3 305.2 305.8 286.9 314.4 2.94 7 526 5082 -16.1 -16.6 96 0.5 -16.3 308.9 309.3 287.2 315.3 1.98 8 385 7349 -34.7 -35.8 90 1.1 -34.8 313.3 313.4 287.1 314.9 0.47 9 300 9040 -49.3 -54.2 56 4.9 -49.4 315.9 315.9 287.5 316.2 0.08 10 229 10784 -56.5 -59.6 68 3.1 -56.6 330.3 330.3 291.9 330.5 0.05 11 225 10896 -57.3 -60.7 65 3.4 -57.3 330.7 330.7 292.0 330.9 0.05 12 185 12140 -55.3 -57.8 74 2.5 -55.4 353.0 353.0 297.4 353.3 0.08 13 157 13183 -57.1 -59.4 75 2.3 -57.2 366.9 366.9 300.1 367.2 0.08 14 104 15781 -58.7 -80.7 4 22.0 -59.0 409.7 409.7 306.5 409.7 0.01 15 101 15966 -56.5 -79.5 4 23.0 -56.9 417.4 417.4 307.4 417.4 0.01 16 100 16029 -56.3 -79.3 4 23.0 -56.8 418.9 418.9 307.6 419.0 0.01 17 96 16289 -56.1 -79.1 4 23.0 -56.6 424.3 424.3 308.2 424.3 0.01 18 80 17438 -59.9 -80.9 5 21.0 -60.3 439.1 439.1 309.8 439.2 0.01 19 70 18280 -56.1 -78.1 5 22.0 -56.8 245 30 464.4 464.4 312.1 464.4 0.01 20 52 20170 -54.3 -76.3 5 22.0 -55.3 509.8 509.8 315.7 509.9 0.02 21 50 20420 -55.9 -77.9 5 22.0 -56.8 245 44 511.7 511.8 315.8 511.9 0.02 22 43 21375 -59.3 -80.3 5 21.0 -60.0 525.9 525.9 316.7 526.0 0.01 23 30 23640 -58.3 -79.3 5 21.0 -59.4 265 54 585.7 585.7 319.9 585.9 0.02 24 20 26190 -58.1 -79.1 5 21.0 -59.6 255 62 658.3 658.3 323.0 658.6 0.04 TRP WND 15 265 73 Sounding variables and indices 1000-500 mb thick: 5434.94 m Freezing level: 734.60 mb = 2484.65 m = 8151.63 ft Wetbulb zero: 734.67 mb = 2481.21 m = 8140.34 ft Precipitable water: 1.13 inches Sfc-500 mean rel hum: 99.06 % Est. max temperature: 19.12 C = 66.42 F Sfc-Lift cond lev (LCL): 965.62 mb = 241.68 m = 792.92 ft T: 12.90 C 700-500 lapse rate: 6.55 C/km ThetaE index: 3.71 C Layer 895.0- 773.0 mb Conv cond level (CCL): 933.47 mb = 524.07 m = 1719.37 ft Mean mixing ratio: 8.84 g/kg Conv temperature: 15.95 C = 60.72 F Cap Strength: 0.70 C Lifted Index: 0.52 C Risk: Showers probable Lifted Index @300 mb: 1.42 C Lifted Index @700 mb: -0.16 C Showalter Index: 1.54 C Risk: Showers probable Total Totals Index: 50.54 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 25.27 C Cross Totals Index: 25.27 C K Index: 31.42 Risk: 60-80 % chance of thunderstorms Sweat Index: 115.76 Risk: None Energy Index: 0.40 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 53.60 J/kg Max Up Vert Vel: 10.35 m/s Conv Inhibition (B-): 0.32 J/kg Cap Strength: 0.66 C Lift Cond Lev (LCL): 938.12 mb = 482.73 m = 1583.74 ft Lev Free Conv (LFC): 923.12 mb = 617.04 m = 2024.38 ft Equ Level (EL): 593.12 mb = 4165.63 m = 13666.61 ft B at Equ Level: 53.42 J/kg Max Parcel Lev (MPL): 373.12 mb = 7561.83 m = 24808.84 ft Wind level data ------------------------------------ TRUE/GROUND REL LEV P H DIR SPD U V mb m knt m/s ------------------------------------ 0 15 33552 265 73 72.7 6.4 1 992 15 0 0 -0.0 -0.0 2 70 18280 245 30 27.2 12.7 3 50 20420 245 44 39.9 18.6 4 30 23640 265 54 53.8 4.7 5 20 26190 255 62 59.9 16.0 Wind Parameters Energy-Hel index: -3.35 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//LGAT/skewt/LGAT.skewt.20251205.12.gif