UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102912.upa.cvt Date: 1200Z 29 OCT 25 Searching for LTBM... Searching the city database file for: LTBM ... Date:1200Z 29 OCT 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 148 1 925 818 SFC 906 997 19.4 4.4 37 15.0 11.0 335 3 300.9 302.0 288.2 318.2 5.79 3 850 1538 13.0 -3.0 33 16.0 5.4 20 8 299.8 300.4 285.5 310.7 3.60 4 843 1607 12.6 -2.4 35 15.0 5.4 17 8 300.1 300.7 285.9 311.5 3.80 5 790 2147 7.8 -6.2 36 14.0 1.7 355 10 300.5 301.1 285.2 309.9 3.04 6 775 2305 8.2 -9.8 27 18.0 0.8 349 11 302.6 303.1 285.3 309.9 2.34 7 774 2315 8.4 -11.6 23 20.0 0.4 349 11 303.0 303.3 285.1 309.3 2.03 8 754 2531 8.4 -33.6 3 42.0 -2.3 340 12 305.2 305.3 283.9 306.3 0.30 9 749 2586 8.4 -37.6 2 46.0 -2.5 338 12 305.8 305.8 284.0 306.5 0.20 10 700 3142 6.0 -31.0 5 37.0 -3.8 315 14 309.1 309.2 285.5 310.6 0.41 11 640 3869 1.0 -32.0 6 33.0 -7.1 311 19 311.5 311.6 286.4 312.9 0.41 12 554 5011 -7.1 -38.1 6 31.0 -13.1 305 27 315.0 315.1 287.4 315.9 0.26 13 500 5800 -13.9 -52.9 2 39.0 -18.5 300 32 316.1 316.1 287.5 316.3 0.06 14 400 7450 -27.9 -62.9 2 35.0 -30.0 305 32 318.7 318.7 288.3 318.8 0.02 15 327 8865 -39.3 -59.3 10 20.0 -40.1 294 33 321.9 321.9 289.4 322.1 0.04 16 300 9450 -44.1 290 34 323.2 17 250 10650 -52.1 305 43 328.6 18 220 11464 -57.9 300 46 331.9 19 200 12060 -60.3 275 46 337.3 20 199 12091 -60.3 275 46 337.8 21 170 13068 -61.7 272 51 351.0 22 150 13840 -62.9 270 55 361.7 23 130 14722 -64.3 268 52 374.3 24 100 16330 -64.9 265 46 402.3 25 70 18510 -64.3 280 45 446.8 26 67 18779 -63.1 278 44 455.1 27 50 20600 -58.5 265 34 505.6 28 44 21405 -58.1 260 33 525.4 29 35 22845 -58.5 251 33 559.9 30 30 23810 -60.5 245 32 579.7 31 25 24959 -59.5 259 51 613.6 32 23 25488 -56.7 265 59 636.8 33 20 26390 -51.9 280 51 677.3 34 15 28252 -50.5 272 47 740.0 35 10 30940 -41.7 260 42 863.9 36 9.3 31434 -39.9 888.9 37 7.7 32719 -41.5 931.7 38 6.7 33663 -41.5 969.6 39 5.4 35121 -43.5 1022.4 TRP 220 11464 -57.9 300 46 331.9 WND 23 25488 -56.7 265 59 636.8 Sounding variables and indices 1000-500 mb thick: 5652.00 m Freezing level: 629.38 mb = 4009.52 m = 13154.45 ft Wetbulb zero: 770.81 mb = 2349.25 m = 7707.43 ft Precipitable water: 0.25 inches Sfc-500 mean rel hum: 13.36 % Est. max temperature: 23.36 C = 74.05 F Sfc-Lift cond lev (LCL): 724.05 mb = 2864.43 m = 9397.61 ft T: 7.20 C 700-500 lapse rate: 7.49 C/km ThetaE index: 7.56 C Layer 850.0- 843.0 mb Conv cond level (CCL): 558.79 mb = 4942.59 m = 16215.63 ft Mean mixing ratio: 4.18 g/kg Conv temperature: 32.89 C = 91.20 F Cap Strength: 8.56 C Lifted Index: 6.65 C Risk: None Lifted Index @300 mb: 7.62 C Lifted Index @700 mb: 8.00 C Showalter Index: 7.99 C Risk: None Total Totals Index: 37.80 C Risk: None Vertical Totals Index: 26.90 C Cross Totals Index: 10.90 C K Index: -13.10 Risk: None Sweat Index: 48.00 Risk: None Energy Index: 1.36 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 0.82 J/kg Max Up Vert Vel: 1.28 m/s Conv Inhibition (B-): 56501.43 J/kg Cap Strength: 8.56 C Lift Cond Lev (LCL): 682.12 mb = 3351.75 m = 10996.41 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 339 at 15 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 ---------------------------------------------------------- 0 906 997 335 3 1.3 -2.7 | 160 12 -4.2 11.5 1 850 1538 20 8 -2.7 -7.5 | 129 11 -8.3 6.7 2 700 3142 315 14 9.9 -9.9 | 226 6 4.4 4.3 3 500 5800 300 32 27.7 -16.0 | 275 22 22.2 -1.8 4 400 7450 305 32 26.2 -18.4 | 281 21 20.7 -4.2 5 300 9450 290 34 31.9 -11.6 | 264 27 26.4 2.6 6 250 10650 305 43 35.2 -24.7 | 289 32 29.7 -10.5 7 220 11464 300 46 39.8 -23.0 | 284 35 34.3 -8.8 8 200 12060 275 46 45.8 -4.0 | 256 42 40.3 10.2 9 150 13840 270 55 55.0 -0.0 | 254 51 49.5 14.2 10 100 16330 265 46 45.8 4.0 | 246 44 40.3 18.2 11 70 18510 280 45 44.3 -7.8 | 261 39 38.8 6.4 12 50 20600 265 34 33.9 3.0 | 239 33 28.4 17.1 13 30 23810 245 32 29.0 13.5 | 220 36 23.5 27.7 14 23 25488 265 59 58.8 5.1 | 250 57 53.3 19.3 15 20 26390 280 51 50.2 -8.9 | 263 45 44.7 5.3 16 10 30940 260 42 41.4 7.3 | 239 42 35.8 21.5 Wind Parameters Mean winds (0-6000m): 308.7 at 20.3 knts Storm direction: 338.7 at 15.2 knts Shear (0-3000m) pos: 1.0 neg: 3.1 tot: 4.1 10-3/s Storm rel Dir Shear (0-3000m): 101.9 deg Storm rel helicity (0-3000m) pos: 16.4 neg: -16.0 tot: 0.4 m^2/s^2 ave: 0.1 10^-3 m/s^2 rel: 0.21 Storm rel vorticity (0-3000m) horiz: 4.5 stream: 1.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.02 Bulk Shear: 43.13 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 7 5 145 11| 5.9 0.0 5.9| 0.0 -13.9 -13.9 -27.9 -0.84| 6.2 -5.2 1000 9 7 138 10| 2.9 1.6 4.5| 0.1 -16.0 -15.9 -15.9 -0.60| 4.9 -3.0 1500 360 8 137 8| 2.0 2.4 4.4| 2.6 -16.0 -13.4 -8.9 -0.28| 4.7 -1.3 2000 346 9 147 6| 1.5 2.9 4.3| 6.5 -16.0 -9.5 -4.8 0.02| 4.8 0.1 2500 336 10 164 5| 1.2 3.0 4.2| 11.3 -16.0 -4.7 -1.9 0.14| 4.6 0.7 3000 329 12 186 4| 1.0 3.1 4.1| 16.4 -16.0 0.4 0.1 0.21| 4.5 1.0 4000 319 15 232 5| 0.7 3.3 4.0| 24.4 -16.0 8.3 2.1 0.24| 4.3 1.0 5000 312 18 253 8| 0.6 3.2 3.8| 28.7 -16.0 12.6 2.5 0.22| 4.1 0.9 6000 309 20 262 10| 0.6 2.7 3.3| 37.5 -16.0 21.5 3.6 0.25| 3.5 0.9 Wrote GIF file: /home/apache/climate/data/raob//LTBM/skewt/LTBM.skewt.20251029.12.gif