UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120400.upa.cvt Date: 0000Z 4 DEC 25 Searching for LTBM... Searching the city database file for: LTBM ... Date:0000Z 4 DEC 25 Station: LTBM WMO ident: 17240 Latitude: 37.75 Longitude: 30.55 Elevation: 997.00 ------------------------------------------------------------------------------- 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 1000 200 1 925 833 SFC 906 997 3.6 0.9 82 2.7 2.4 0 0 284.7 285.5 280.2 297.4 4.50 3 877 1265 6.0 1.8 74 4.2 3.9 289.8 290.7 283.0 304.1 4.97 4 860 1426 6.2 2.9 79 3.3 4.5 291.7 292.6 284.4 307.5 5.48 5 850 1523 6.4 3.8 83 2.6 5.1 150 14 292.9 293.9 285.3 309.9 5.92 6 823 1787 5.4 -1.6 61 7.0 2.1 294.5 295.2 284.1 306.7 4.13 7 796 2059 5.2 -11.8 28 17.0 -1.2 297.1 297.5 282.6 303.1 1.94 8 764 2393 3.4 -15.6 23 19.0 -3.1 298.7 299.0 282.7 303.3 1.48 9 720 2872 2.0 -19.0 19 21.0 -4.7 302.3 302.5 283.8 306.1 1.18 10 700 3099 1.2 -11.8 37 13.0 -3.7 230 10 303.8 304.2 285.6 310.8 2.21 11 641 3800 -5.5 -14.5 49 9.0 -8.5 304.0 304.3 285.4 310.1 1.94 12 550 4982 -15.1 -18.8 73 3.7 -16.1 306.2 306.5 285.8 311.2 1.57 13 500 5700 -18.1 -19.7 87 1.6 -18.5 225 11 311.0 311.3 287.5 316.2 1.60 14 495 5776 -18.1 -20.4 82 2.3 -18.7 311.9 312.2 287.7 316.9 1.52 15 455 6404 -22.1 -25.7 73 3.6 -22.9 314.5 314.7 288.1 318.0 1.04 16 400 7340 -30.5 -34.2 70 3.7 -31.0 220 12 315.3 315.5 287.8 317.2 0.53 17 321 8867 -43.3 -50.3 46 7.0 -43.6 318.1 318.1 288.3 318.6 0.12 18 300 9320 -47.1 -55.1 40 8.0 -47.4 250 19 319.0 319.0 288.5 319.2 0.07 19 250 10500 -57.5 260 16 320.6 20 239 10782 -60.1 270 18 320.8 21 238 10808 -60.1 321.2 22 230 11022 -60.1 324.4 23 200 11890 -61.5 260 37 335.4 24 179 12582 -60.3 348.1 25 150 13690 -59.1 270 47 368.3 26 114 15408 -61.1 394.6 27 100 16220 -63.1 280 52 405.8 28 88 17006 -64.3 418.5 29 82 17438 -65.1 425.4 30 70 18410 -62.3 270 41 451.1 31 69 18500 -62.1 453.4 32 51 20386 -61.3 496.2 33 50 20510 -61.3 270 50 499.0 34 30 23690 -60.1 285 63 580.8 35 25 24841 -58.5 616.5 36 20 26250 -59.3 285 64 654.7 37 16 27638 -61.3 691.3 38 12 29412 -63.1 744.2 39 10 30530 -64.1 280 100 780.3 40 8.7 31379 -66.1 804.2 41 7.1 32614 -65.1 856.5 TRP 239 10782 -60.1 270 18 320.8 WND 7.0 280 117 Sounding variables and indices 1000-500 mb thick: 5500.00 m Freezing level: 689.43 mb = 3224.55 m = 10579.11 ft Wetbulb zero: 805.48 mb = 1962.54 m = 6438.70 ft Precipitable water: 0.46 inches Sfc-500 mean rel hum: 55.10 % Est. max temperature: 17.83 C = 64.10 F Sfc-Lift cond lev (LCL): 868.92 mb = 1341.08 m = 4399.82 ft T: 6.09 C 700-500 lapse rate: 7.42 C/km ThetaE index: 6.84 C Layer 823.0- 764.0 mb Conv cond level (CCL): 665.83 mb = 3497.40 m = 11474.26 ft Mean mixing ratio: 4.75 g/kg Conv temperature: 22.31 C = 72.15 F Cap Strength: 7.68 C Lifted Index: 7.25 C Risk: None Lifted Index @300 mb: 9.83 C Lifted Index @700 mb: 7.68 C Showalter Index: 4.26 C Risk: None Total Totals Index: 46.40 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.50 C Cross Totals Index: 21.90 C K Index: 15.30 Risk: < 20 % chance of thunderstorms Sweat Index: 84.60 Risk: None Energy Index: 1.28 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 43.78 J/kg Max Up Vert Vel: 9.36 m/s Conv Inhibition (B-): 53656.93 J/kg Cap Strength: 7.55 C Lift Cond Lev (LCL): 793.98 mb = 2079.78 m = 6823.34 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data ------------------------------------ TRUE/GROUND REL LEV P H DIR SPD U V mb m knt m/s ------------------------------------ 0 7 39906 280 117 115.2 -20.3 1 906 997 0 0 -0.0 -0.0 2 850 1523 150 14 -7.0 12.1 3 700 3099 230 10 7.7 6.4 4 500 5700 225 11 7.8 7.8 5 400 7340 220 12 7.7 9.2 6 300 9320 250 19 17.9 6.5 7 250 10500 260 16 15.8 2.8 8 239 10782 270 18 18.0 -0.0 9 200 11890 260 37 36.4 6.4 10 150 13690 270 47 47.0 -0.0 11 100 16220 280 52 51.2 -9.0 12 70 18410 270 41 41.0 -0.0 13 50 20510 270 50 50.0 -0.0 14 30 23690 285 63 60.9 -16.3 15 20 26250 285 64 61.8 -16.6 16 10 30530 280 100 98.5 -17.4 Wind Parameters Energy-Hel index: -2.74 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//LTBM/skewt/LTBM.skewt.20251204.00.gif