UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025110612.upa.cvt Date: 1200Z 6 NOV 25 Searching for LTBM... Searching the city database file for: LTBM ... Date:1200Z 6 NOV 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 81 1 925 759 SFC 900 997 23.0 8.0 38 15.0 13.8 195 5 305.2 306.6 291.1 327.8 7.49 3 850 1491 18.2 4.2 39 14.0 10.2 140 9 305.2 306.3 289.9 323.7 6.09 4 702 3081 2.2 -2.8 69 5.0 -0.2 179 24 304.7 305.5 288.2 318.3 4.43 5 700 3104 1.8 -3.2 69 5.0 -0.6 180 24 304.5 305.3 288.0 317.7 4.31 6 603 4290 -6.9 -11.8 68 4.9 -8.7 191 28 307.7 308.2 287.3 315.8 2.57 7 597 4368 -7.5 -12.5 67 5.0 -9.3 192 28 307.9 308.3 287.3 315.7 2.45 8 532 5258 -13.1 -29.1 25 16.0 -16.5 200 31 311.5 311.6 286.6 313.7 0.65 9 513 5535 -14.7 -38.7 11 24.0 -18.6 203 32 312.8 312.9 286.6 313.8 0.26 10 500 5730 -15.3 -46.3 5 31.0 -19.4 205 33 314.4 314.4 287.0 314.8 0.12 11 400 7370 -28.5 -54.5 6 26.0 -30.4 195 34 317.9 318.0 288.2 318.2 0.06 12 376 7812 -31.7 -45.7 24 14.0 -32.9 200 33 319.4 319.4 288.8 320.0 0.17 13 360 8119 -34.1 -42.1 44 8.0 -34.8 204 32 320.2 320.2 289.1 321.1 0.26 14 317 8997 -41.9 -52.9 29 11.0 -42.4 215 30 321.2 321.2 289.2 321.5 0.09 15 300 9370 -43.9 -53.9 32 10.0 -44.3 220 29 323.5 323.5 289.9 323.8 0.08 16 250 10590 -51.5 -63.5 23 12.0 -51.8 230 37 329.5 329.5 291.6 329.6 0.03 17 210 11702 -55.5 230 38 340.1 18 200 12010 -55.5 230 38 344.9 19 195 12171 -55.5 347.4 20 167 13158 -54.1 365.5 21 150 13840 -56.5 372.7 22 106 16017 -61.7 401.8 TRP WND Sounding variables and indices 1000-500 mb thick: 5649.00 m Freezing level: 679.93 mb = 3349.42 m = 10988.78 ft Wetbulb zero: 704.23 mb = 3054.66 m = 10021.73 ft Precipitable water: 0.64 inches Sfc-500 mean rel hum: 50.92 % Est. max temperature: 22.77 C = 72.98 F Sfc-Lift cond lev (LCL): 720.84 mb = 2860.90 m = 9386.03 ft T: 4.41 C 700-500 lapse rate: 6.51 C/km ThetaE index: 14.12 C Layer 850.0- 513.0 mb Conv cond level (CCL): 700.50 mb = 3098.24 m = 10164.69 ft Mean mixing ratio: 6.28 g/kg Conv temperature: 22.34 C = 72.21 F Cap Strength: -0.47 C Lifted Index: -1.20 C Risk: Thunderstorms probable Lifted Index @300 mb: 0.14 C Lifted Index @700 mb: -0.65 C Showalter Index: -0.91 C Risk: Thunderstorms probable Total Totals Index: 53.00 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 33.50 C Cross Totals Index: 19.50 C K Index: 32.70 Risk: 60-80 % chance of thunderstorms Sweat Index: 181.40 Risk: None Energy Index: -1.73 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 395.26 J/kg Max Up Vert Vel: 28.12 m/s Conv Inhibition (B-): 0.26 J/kg Cap Strength: 0.02 C Lift Cond Lev (LCL): 693.96 mb = 3172.88 m = 10409.58 ft Lev Free Conv (LFC): 688.96 mb = 3230.38 m = 10598.23 ft Equ Level (EL): 298.96 mb = 9393.16 m = 30817.08 ft B at Equ Level: 393.70 J/kg Max Parcel Lev (MPL): 218.96 mb = 11435.05 m = 37516.13 ft Wind level data Storm motion: 222 at 19 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 ---------------------------------------------------------- 0 900 997 195 5 1.3 4.8 | 51 14 -11.1 -9.1 1 850 1491 140 9 -5.8 6.9 | 69 20 -18.2 -7.0 2 700 3104 180 24 0.0 24.0 | 129 16 -12.4 10.1 3 500 5730 205 33 13.9 29.9 | 185 16 1.5 16.0 4 400 7370 195 34 8.8 32.8 | 169 19 -3.6 18.9 5 300 9370 220 29 18.6 22.2 | 217 10 6.2 8.3 6 250 10590 230 37 28.3 23.8 | 238 19 15.9 9.9 7 200 12010 230 38 29.1 24.4 | 238 20 16.7 10.5 Wind Parameters Mean winds (0-6000m): 191.8 at 24.9 knts Storm direction: 221.8 at 18.7 knts Shear (0-3000m) pos: 3.8 neg: 1.3 tot: 5.1 10-3/s Storm rel Dir Shear (0-3000m): 96.0 deg Storm rel helicity (0-3000m) pos: 128.8 neg: 0.0 tot: 128.8 m^2/s^2 ave: 42.9 10^-3 m/s^2 rel: 0.90 Storm rel vorticity (0-3000m) horiz: 5.4 stream: 4.9 10^-3/s Energy-Hel index: 0.25 Bulk Rich Number: 7.96 Bulk Shear: 49.64 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 ------------------------------------------------------------------------------- 500 159 7 64 17| 0.0 7.6 7.6| 20.5 0.0 20.5 41.0 0.63| 8.1 5.1 1000 152 9 71 18| 2.7 3.8 6.5| 47.0 0.0 47.0 47.0 0.78| 6.7 5.2 1500 157 11 79 17| 3.7 2.5 6.3| 74.4 0.0 74.4 49.6 0.84| 6.5 5.4 2000 166 14 88 16| 4.3 1.9 6.2|102.6 0.0 102.6 51.3 0.87| 6.5 5.7 2500 172 16 97 15| 4.1 1.5 5.6|117.5 0.0 117.5 47.0 0.89| 6.0 5.3 3000 175 18 105 14| 3.8 1.3 5.1|128.8 0.0 128.8 42.9 0.90| 5.4 4.9 4000 182 21 120 13| 3.4 1.0 4.4|152.5 0.0 152.5 38.1 0.91| 4.8 4.4 5000 189 23 135 12| 3.1 0.8 3.9|170.5 -2.7 167.9 33.6 0.89| 4.4 3.9 6000 192 25 145 13| 2.6 0.9 3.5|170.5 -16.8 153.8 25.6 0.75| 4.0 3.0 Wrote GIF file: /home/apache/climate/data/raob//LTBM/skewt/LTBM.skewt.20251106.12.gif