UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120100.upa.cvt Date: 0000Z 1 DEC 25 Searching for LTBM... Searching the city database file for: LTBM ... Date:0000Z 1 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 162 1 925 797 SFC 903 997 4.4 2.8 89 1.6 3.6 0 0 285.8 286.7 281.5 300.4 5.18 3 873 1271 5.4 1.4 75 4.0 3.5 289.6 290.4 282.8 303.5 4.85 4 850 1488 4.4 0.4 75 4.0 2.5 265 9 290.8 291.6 283.1 304.1 4.63 5 768 2306 -2.1 -3.8 88 1.7 -2.8 292.3 293.0 282.7 303.3 3.76 6 759 2400 -2.5 -3.9 90 1.4 -3.1 292.9 293.5 283.0 303.9 3.77 7 700 3038 -7.3 -9.8 82 2.5 -8.2 270 19 294.4 294.9 282.3 302.2 2.59 8 671 3367 -8.1 -11.4 77 3.3 -9.2 297.1 297.5 283.1 304.4 2.38 9 605 4164 -13.3 -18.3 66 5.0 -14.6 300.0 300.3 283.3 304.7 1.49 10 594 4304 -14.1 -22.1 51 8.0 -16.0 300.7 300.9 283.1 304.2 1.09 11 544 4966 -18.3 -35.3 21 17.0 -20.8 303.3 303.4 283.2 304.5 0.35 12 527 5202 -20.1 -30.1 41 10.0 -21.8 303.9 304.0 283.8 305.9 0.59 13 500 5590 -23.3 -31.3 48 8.0 -24.5 285 42 304.6 304.7 284.0 306.5 0.56 14 463 6148 -28.1 -36.1 46 8.0 -29.0 305.4 305.5 284.1 306.7 0.38 15 400 7180 -37.3 -48.3 31 11.0 -37.9 285 51 306.5 306.5 284.2 306.9 0.12 16 357 7962 -44.5 -53.5 36 9.0 -44.8 280 63 307.0 307.0 284.3 307.3 0.07 17 343 8232 -44.3 -54.3 32 10.0 -44.7 310.8 310.8 285.7 311.0 0.07 18 300 9140 -43.3 -60.3 14 17.0 -43.9 275 74 324.3 324.3 290.1 324.5 0.04 19 257 10176 -44.3 337.5 20 250 10360 -45.1 265 73 339.0 21 215 11363 -46.1 352.4 22 200 11840 -49.1 260 72 355.0 23 186 12315 -51.1 359.2 24 150 13700 -56.1 265 61 373.4 25 148 13785 -56.3 374.5 26 117 15262 -60.1 393.5 27 101 16178 -60.1 410.4 28 100 16240 -60.1 250 44 411.6 29 76 17934 -63.5 438.1 30 70 18440 -61.3 275 42 453.2 31 63 19096 -62.3 464.9 32 54 20057 -60.1 490.9 33 50 20540 -59.1 255 40 504.2 34 42 21627 -63.5 519.1 35 37 22418 -58.1 552.1 36 30 23740 -59.3 280 60 583.0 37 25 24879 -61.3 608.4 38 21 25970 -58.5 648.0 39 20 26280 -54.1 275 81 670.6 40 18 26959 -52.5 696.1 41 13 29035 -58.3 744.0 42 11 30092 -56.5 786.9 43 11 30092 -52.3 802.2 44 10 30710 -51.1 280 88 828.8 45 8.4 31833 -55.3 854.7 46 7.2 32812 -57.3 885.0 47 6.6 33364 -56.3 911.5 48 5.1 35010 -54.1 991.2 49 4.3 36125 -46.1 1078.8 TRP 357 7962 -44.5 -53.5 36 9.0 -44.8 280 63 307.0 307.0 284.3 307.3 0.07 WND 4.0 265 146 Sounding variables and indices 1000-500 mb thick: 5428.00 m Freezing level: 794.49 mb = 2041.81 m = 6698.76 ft Wetbulb zero: 811.64 mb = 1860.43 m = 6103.69 ft Precipitable water: 0.46 inches Sfc-500 mean rel hum: 66.66 % Est. max temperature: 11.44 C = 52.59 F Sfc-Lift cond lev (LCL): 880.93 mb = 1197.82 m = 3929.81 ft T: 5.13 C 700-500 lapse rate: 6.27 C/km ThetaE index: 1.75 C Layer 700.0- 671.0 mb Conv cond level (CCL): 785.46 mb = 2124.86 m = 6971.25 ft Mean mixing ratio: 4.64 g/kg Conv temperature: 10.42 C = 50.76 F Cap Strength: 3.43 C Lifted Index: 3.40 C Risk: None Lifted Index @300 mb: 15.04 C Lifted Index @700 mb: 0.27 C Showalter Index: 2.81 C Risk: Showers probable Total Totals Index: 51.40 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 27.70 C Cross Totals Index: 23.70 C K Index: 25.60 Risk: 40-60 % chance of thunderstorms Sweat Index: 112.80 Risk: None Energy Index: 0.48 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 21.34 J/kg Max Up Vert Vel: 6.53 m/s Conv Inhibition (B-): 67545.80 J/kg Cap Strength: 3.40 C Lift Cond Lev (LCL): 808.89 mb = 1887.80 m = 6193.48 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 4 44357 265 146 145.4 12.7 1 903 997 0 0 -0.0 -0.0 2 850 1488 265 9 9.0 0.8 3 700 3038 270 19 19.0 -0.0 4 500 5590 285 42 40.6 -10.9 5 400 7180 285 51 49.3 -13.2 6 357 7962 280 63 62.0 -10.9 7 300 9140 275 74 73.7 -6.4 8 250 10360 265 73 72.7 6.4 9 200 11840 260 72 70.9 12.5 10 150 13700 265 61 60.8 5.3 11 100 16240 250 44 41.3 15.0 12 70 18440 275 42 41.8 -3.7 13 50 20540 255 40 38.6 10.4 14 30 23740 280 60 59.1 -10.4 15 20 26280 275 81 80.7 -7.1 16 10 30710 280 88 86.7 -15.3 Wind Parameters Energy-Hel index: -1.33 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.20251201.00.gif