UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120812.upa.cvt Date: 1200Z 8 DEC 25 Searching for LT351... Searching the city database file for: LT351 ... Date:1200Z 8 DEC 25 Station: LT351 WMO ident: 17351 Latitude: 36.98 Longitude: 35.35 ------------------------------------------------------------------------------- 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 1011 28 13.6 13.0 96 0.6 13.3 0 0 285.9 287.5 285.9 311.7 9.34 1 1000 120 13.0 12.6 97 0.4 12.8 135 3 286.1 287.8 285.9 311.7 9.20 2 925 778 9.4 8.8 96 0.6 9.0 130 8 288.9 290.3 285.5 310.6 7.70 3 850 1472 5.2 5.0 99 0.2 5.1 60 4 291.6 292.7 285.3 310.1 6.44 4 700 3036 -3.7 -5.2 89 1.5 -4.3 70 17 298.4 299.1 285.1 309.5 3.71 5 523 5284 -17.5 -19.0 88 1.5 -17.9 196 14 307.7 308.0 286.4 313.0 1.63 6 500 5620 -19.7 -21.3 87 1.6 -20.1 215 13 309.0 309.3 286.6 313.6 1.40 7 400 7240 -32.5 -35.8 72 3.3 -32.9 210 18 312.7 312.8 286.9 314.3 0.45 8 352 8129 -40.3 -44.3 65 4.0 -40.6 212 21 313.9 313.9 286.9 314.7 0.21 9 300 9200 -49.7 -54.4 58 4.7 -49.8 215 25 315.3 315.3 287.3 315.6 0.08 10 250 10360 -60.3 210 32 316.4 11 230 10875 -64.5 230 41 317.7 12 225 11010 -63.7 229 39 320.9 13 200 11740 -59.7 225 31 338.2 14 198 11803 -59.7 226 31 339.2 15 150 13540 -58.9 240 41 368.6 16 100 16090 -59.9 250 32 412.0 17 93 16542 -60.9 418.7 18 86 17028 -61.5 426.9 19 74 17960 -61.3 446.1 20 71 18220 -56.9 460.8 21 71 18220 -56.9 460.8 TRP 230 10875 -64.5 230 41 317.7 WND Sounding variables and indices 1000-500 mb thick: 5500.00 m Freezing level: 762.36 mb = 2385.80 m = 7827.33 ft Wetbulb zero: 768.63 mb = 2282.59 m = 7488.71 ft Precipitable water: 1.05 inches Sfc-500 mean rel hum: 92.12 % Est. max temperature: 18.95 C = 66.11 F Sfc-Lift cond lev (LCL): 1002.10 mb = 102.39 m = 335.92 ft T: 13.12 C 700-500 lapse rate: 6.19 C/km ThetaE index: 2.19 C Layer 1000.0- 523.0 mb Conv cond level (CCL): 945.80 mb = 590.31 m = 1936.68 ft Mean mixing ratio: 8.41 g/kg Conv temperature: 15.88 C = 60.59 F Cap Strength: 1.52 C Lifted Index: 1.90 C Risk: Showers probable Lifted Index @300 mb: 3.19 C Lifted Index @700 mb: -0.15 C Showalter Index: 2.55 C Risk: Showers probable Total Totals Index: 49.60 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 24.90 C Cross Totals Index: 24.70 C K Index: 28.40 Risk: 40-60 % chance of thunderstorms Sweat Index: 93.00 Risk: None Energy Index: 0.67 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 35.68 J/kg Max Up Vert Vel: 8.45 m/s Conv Inhibition (B-): 2.21 J/kg Cap Strength: 1.83 C Lift Cond Lev (LCL): 953.21 mb = 524.48 m = 1720.71 ft Lev Free Conv (LFC): 898.21 mb = 1019.25 m = 3343.94 ft Equ Level (EL): 658.21 mb = 3510.73 m = 11517.99 ft B at Equ Level: 35.62 J/kg Max Parcel Lev (MPL): 528.21 mb = 5207.49 m = 17084.72 ft Wind level data Storm motion: 136 at 9 knt ---------------------------------------------------------- TRUE/GROUND REL | STORM REL LEV P H DIR SPD U V | DIR SPD U V mb m knt m/s | knt m/s ---------------------------------------------------------- 0 1011 28 0 0 -0.0 -0.0 | 316 9 6.0 -6.3 1 1000 120 135 3 -2.1 2.1 | 317 6 3.9 -4.1 2 925 778 130 8 -6.1 5.1 | 6 1 -0.1 -1.1 3 850 1472 60 4 -3.5 -2.0 | 343 9 2.5 -8.3 4 700 3036 70 17 -16.0 -5.8 | 40 16 -10.0 -12.1 5 500 5620 215 13 7.5 10.6 | 252 14 13.5 4.4 6 400 7240 210 18 9.0 15.6 | 238 18 15.0 9.3 7 300 9200 215 25 14.3 20.5 | 235 25 20.3 14.2 8 250 10360 210 32 16.0 27.7 | 226 31 22.0 21.4 9 230 10875 230 41 31.4 26.4 | 242 42 37.4 20.1 10 200 11740 225 31 21.9 21.9 | 241 32 27.9 15.7 11 150 13540 240 41 35.5 20.5 | 251 44 41.5 14.2 12 100 16090 250 32 30.1 10.9 | 263 36 36.1 4.7 Wind Parameters Mean winds (0-6000m): 106.2 at 11.6 knts Storm direction: 136.2 at 8.7 knts Shear (0-3000m) pos: 2.8 neg: 1.1 tot: 3.9 10-3/s Storm rel Dir Shear (0-3000m): 83.2 deg Storm rel helicity (0-3000m) pos: 32.9 neg: -4.4 tot: 28.6 m^2/s^2 ave: 9.5 10^-3 m/s^2 rel: 0.35 Storm rel vorticity (0-3000m) horiz: 4.9 stream: 1.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 4.00 Bulk Shear: 8.93 m/s 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 ------------------------------------------------------------------------------- 500 133 4 319 5| 6.3 0.0 6.3| 0.7 0.0 0.7 1.5 0.11| 6.3 0.7 1000 127 6 331 3| 3.1 1.5 4.7| 1.4 -0.3 1.0 1.0 0.15| 5.7 0.9 1500 119 5 342 4| 2.1 2.2 4.3| 1.7 -4.4 -2.7 -1.8 -0.03| 5.5 -0.2 2000 102 6 355 5| 2.2 1.6 3.9| 11.3 -4.4 6.9 3.4 0.17| 5.2 0.9 2500 89 7 6 6| 2.6 1.3 3.9| 21.6 -4.4 17.2 6.9 0.28| 5.0 1.4 3000 83 8 16 8| 2.8 1.1 3.9| 32.9 -4.4 28.6 9.5 0.35| 4.9 1.7 4000 88 10 32 8| 2.6 0.8 3.4| 71.6 -4.4 67.2 16.8 0.52| 5.7 3.0 5000 98 11 47 7| 2.1 0.7 2.7| 98.2 -4.4 93.8 18.8 0.63| 6.1 3.8 6000 106 12 59 6| 1.7 0.5 2.2|119.4 -8.1 111.3 18.5 0.63| 5.8 3.6 Wrote GIF file: /home/apache/climate/data/raob//LT351/skewt/LT351.skewt.20251208.12.gif