UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120800.upa.cvt Date: 0000Z 8 DEC 25 Searching for LTBM... Searching the city database file for: LTBM ... Date:0000Z 8 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 109 1 925 754 SFC 898 997 8.4 5.9 84 2.5 7.1 105 1 290.3 291.5 284.9 308.9 6.49 3 850 1451 6.0 4.2 88 1.8 5.1 260 3 292.4 293.5 285.3 310.0 6.09 4 824 1705 4.2 3.1 93 1.1 3.7 293.1 294.2 285.3 310.0 5.81 5 709 2910 -4.1 -4.1 100 0.0 -4.1 296.9 297.6 284.8 308.7 3.98 6 700 3011 -5.3 -6.6 91 1.3 -5.8 305 9 296.6 297.2 284.0 306.6 3.33 7 668 3379 -6.3 -8.2 86 1.9 -7.0 299.5 300.1 284.9 308.9 3.08 8 642 3689 -7.3 -10.4 78 3.1 -8.4 301.8 302.3 285.4 310.1 2.70 9 551 4864 -15.5 -21.5 60 6.0 -17.0 305.5 305.8 285.2 309.6 1.24 10 549 4892 -16.3 -22.3 60 6.0 -17.7 304.9 305.1 284.8 308.7 1.16 11 500 5590 -21.1 -30.1 44 9.0 -22.7 230 15 307.3 307.4 285.1 309.4 0.63 12 463 6155 -25.5 -34.5 43 9.0 -26.8 308.7 308.7 285.4 310.2 0.44 13 414 6958 -32.1 -39.1 50 7.0 -32.8 310.2 310.3 285.8 311.3 0.31 14 400 7200 -34.5 -41.5 49 7.0 -35.1 215 12 310.2 310.2 285.7 311.0 0.25 15 300 9140 -51.5 -58.5 43 7.0 -51.7 225 17 312.8 312.8 286.4 312.9 0.05 16 257 10127 -59.3 235 31 315.4 17 251 10275 -59.3 317.5 18 250 10300 -59.1 235 32 318.2 19 219 11129 -60.1 328.9 20 200 11700 -57.1 240 32 342.3 21 192 11957 -57.1 346.4 22 191 11990 -57.3 346.6 23 150 13510 -57.1 260 34 371.7 24 149 13552 -57.1 372.4 25 106 15704 -58.1 408.6 26 100 16070 -59.3 255 29 413.2 27 70 18300 -60.1 260 28 455.8 28 62 19063 -59.3 473.7 29 50 20420 -58.3 260 31 506.1 30 39 21984 -59.3 540.8 31 30 23630 -59.3 255 68 583.0 32 21 25872 -59.5 645.0 33 20 26180 -57.3 265 95 660.8 34 16 27595 -57.5 703.7 35 12 29413 -58.5 760.5 36 10 30580 -51.5 275 112 827.3 37 8.1 31967 -45.5 902.5 38 5.9 34076 -46.3 984.6 39 5.3 34793 -43.3 1028.7 TRP 257 10127 -59.3 235 31 315.4 WND 5.0 265 155 Sounding variables and indices 1000-500 mb thick: 5481.00 m Freezing level: 765.81 mb = 2314.83 m = 7594.49 ft Wetbulb zero: 769.69 mb = 2251.62 m = 7387.11 ft Precipitable water: 0.60 inches Sfc-500 mean rel hum: 79.08 % Est. max temperature: 13.45 C = 56.22 F Sfc-Lift cond lev (LCL): 864.40 mb = 1312.16 m = 4304.95 ft T: 6.73 C 700-500 lapse rate: 6.13 C/km ThetaE index: 3.37 C Layer 824.0- 668.0 mb Conv cond level (CCL): 811.42 mb = 1828.17 m = 5997.84 ft Mean mixing ratio: 6.01 g/kg Conv temperature: 11.48 C = 52.67 F Cap Strength: 1.47 C Lifted Index: 1.44 C Risk: Showers probable Lifted Index @300 mb: 2.45 C Lifted Index @700 mb: -1.04 C Showalter Index: 1.20 C Risk: Showers probable Total Totals Index: 52.40 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 27.10 C Cross Totals Index: 25.30 C K Index: 30.00 Risk: 60-80 % chance of thunderstorms Sweat Index: 139.40 Risk: None Energy Index: -0.12 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 26.85 J/kg Max Up Vert Vel: 7.33 m/s Conv Inhibition (B-): 11.48 J/kg Cap Strength: 1.44 C Lift Cond Lev (LCL): 825.52 mb = 1689.78 m = 5543.84 ft Lev Free Conv (LFC): 750.52 mb = 2453.96 m = 8050.94 ft Equ Level (EL): 670.52 mb = 3348.99 m = 10987.36 ft B at Equ Level: 25.87 J/kg Max Parcel Lev (MPL): 610.52 mb = 4075.64 m = 13371.37 ft Wind level data ------------------------------------ TRUE/GROUND REL LEV P H DIR SPD U V mb m knt m/s ------------------------------------ 0 5 42527 265 155 154.4 13.5 1 898 997 105 1 -1.0 0.3 2 850 1451 260 3 3.0 0.5 3 700 3011 305 9 7.4 -5.2 4 500 5590 230 15 11.5 9.6 5 400 7200 215 12 6.9 9.8 6 300 9140 225 17 12.0 12.0 7 257 10127 235 31 25.4 17.8 8 250 10300 235 32 26.2 18.4 9 200 11700 240 32 27.7 16.0 10 150 13510 260 34 33.5 5.9 11 100 16070 255 29 28.0 7.5 12 70 18300 260 28 27.6 4.9 13 50 20420 260 31 30.5 5.4 14 30 23630 255 68 65.7 17.6 15 20 26180 265 95 94.6 8.3 16 10 30580 275 112 111.6 -9.8 Wind Parameters Energy-Hel index: -1.68 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.20251208.00.gif