UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041612.upa.cvt Date: 1200Z 16 APR 25 Searching for LTBM... Searching the city database file for: LTBM ... Date:1200Z 16 APR 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 173 1 925 846 SFC 909 997 21.6 -4.4 17 26.0 8.9 80 3 302.9 303.5 286.1 312.3 3.03 3 870 1373 17.0 -3.0 25 20.0 7.2 31 6 301.9 302.6 286.3 312.7 3.52 4 850 1571 15.8 -3.2 27 19.0 6.5 5 8 302.7 303.4 286.6 313.6 3.55 5 792 2167 11.8 -6.2 28 18.0 3.5 10 13 304.6 305.2 286.8 314.0 3.03 6 715 3013 5.2 -15.8 20 21.0 -2.4 18 21 306.4 306.7 285.8 311.4 1.56 7 700 3186 5.4 -17.6 17 23.0 -2.7 20 23 308.5 308.7 286.4 313.0 1.37 8 696 3233 5.0 -18.0 17 23.0 -3.0 19 23 308.5 308.8 286.4 312.9 1.33 9 682 3399 5.0 -9.0 36 14.0 -1.0 17 22 310.3 310.9 288.5 319.4 2.84 10 669 3556 3.0 -6.0 52 9.0 -1.1 14 22 309.8 310.5 289.2 321.3 3.65 11 641 3902 2.6 -6.4 51 9.0 -1.6 8 21 313.2 313.9 290.2 324.9 3.69 12 635 3978 1.8 -7.2 51 9.0 -2.3 7 21 313.1 313.8 290.0 324.3 3.51 13 557 5022 -5.7 -11.7 63 6.0 -8.1 349 18 316.2 316.7 290.3 325.3 2.80 14 500 5860 -11.5 -18.5 56 7.0 -13.7 335 15 319.0 319.4 290.3 325.0 1.78 15 448 6688 -18.5 -24.5 59 6.0 -20.0 325 18 320.4 320.6 290.1 324.4 1.17 16 406 7412 -24.3 -33.3 43 9.0 -25.8 316 21 322.0 322.1 290.0 324.1 0.57 17 400 7520 -25.1 -33.1 47 8.0 -26.4 315 21 322.4 322.5 290.1 324.5 0.59 18 308 9370 -40.7 -52.7 26 12.0 -41.3 310 19 325.5 325.6 290.5 325.9 0.09 19 300 9550 -41.1 -53.1 26 12.0 -41.7 310 19 327.4 327.5 291.1 327.8 0.09 20 261 10478 -48.3 -59.3 27 11.0 -48.6 330 27 330.2 330.2 291.8 330.4 0.05 21 250 10760 -49.5 -61.5 23 12.0 -49.8 320 26 332.5 332.5 292.4 332.6 0.04 22 239 11054 -49.9 -61.9 23 12.0 -50.2 315 30 336.2 336.2 293.4 336.3 0.04 23 211 11863 -51.7 301 43 345.6 24 200 12210 -51.7 295 48 350.9 25 184 12750 -52.9 300 61 357.4 26 150 14060 -55.9 310 49 373.8 27 113 15849 -59.9 317 36 397.8 28 103 16427 -61.9 319 32 404.7 29 100 16610 -61.3 320 31 409.3 30 85 17610 -62.1 334 21 427.1 31 74 18466 -60.5 345 12 447.8 32 70 18810 -60.5 350 9 455.0 33 50 20920 -58.9 75 18 504.7 34 31 23931 -55.7 141 13 587.3 35 30 24140 -53.9 145 13 597.7 36 22 26155 -51.3 264 11 660.9 37 20 26780 -49.7 300 10 684.0 38 15 28688 -45.3 292 14 757.3 39 12 30199 -39.9 285 17 826.4 40 10 31460 -35.3 280 20 887.8 41 8.7 32435 -32.9 933.2 42 7.6 33394 -28.9 -63.9 2 35.0 -46.9 986.1 986.7 331.1 997.7 0.93 43 7.2 33781 -29.1 -63.1 2 34.0 -47.1 1000.6 1001.3 331.4 1014.4 1.10 TRP 261 10478 -48.3 -59.3 27 11.0 -48.6 330 27 330.2 330.2 291.8 330.4 0.05 WND 184 12750 -52.9 300 61 357.4 Sounding variables and indices 1000-500 mb thick: 5687.00 m Freezing level: 616.28 mb = 4228.49 m = 13872.81 ft Wetbulb zero: 746.00 mb = 2661.59 m = 8732.13 ft Precipitable water: 0.57 inches Sfc-500 mean rel hum: 40.72 % Est. max temperature: 23.99 C = 75.18 F Sfc-Lift cond lev (LCL): 615.75 mb = 4223.10 m = 13855.16 ft T: 0.04 C 700-500 lapse rate: 6.32 C/km ThetaE index: 2.62 C Layer 715.0- 700.0 mb Conv cond level (CCL): 508.68 mb = 5726.29 m = 18786.80 ft Mean mixing ratio: 3.36 g/kg Conv temperature: 36.85 C = 98.33 F Cap Strength: 9.19 C Lifted Index: 8.87 C Risk: None Lifted Index @300 mb: 10.44 C Lifted Index @700 mb: 5.11 C Showalter Index: 8.58 C Risk: None Total Totals Index: 35.60 C Risk: None Vertical Totals Index: 27.30 C Cross Totals Index: 8.30 C K Index: 1.10 Risk: None Sweat Index: 31.00 Risk: None Energy Index: 2.39 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 7.70 J/kg Max Up Vert Vel: 3.92 m/s Conv Inhibition (B-): 67141.13 J/kg Cap Strength: 9.19 C Lift Cond Lev (LCL): 629.70 mb = 4044.83 m = 13270.26 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 29 at 12 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 ---------------------------------------------------------- 0 909 997 80 3 -3.0 -0.5 | 197 11 3.1 10.3 1 850 1571 5 8 -0.7 -8.0 | 242 6 5.4 2.8 2 700 3186 20 23 -7.9 -21.6 | 10 11 -1.8 -10.8 3 500 5860 335 15 6.3 -13.6 | 283 13 12.4 -2.8 4 400 7520 315 21 14.8 -14.8 | 281 21 20.9 -4.1 5 300 9550 310 19 14.6 -12.2 | 274 21 20.6 -1.4 6 261 10478 330 27 13.5 -23.4 | 303 23 19.6 -12.6 7 250 10760 320 26 16.7 -19.9 | 292 25 22.8 -9.1 8 200 12210 295 48 43.5 -20.3 | 281 50 49.6 -9.5 9 184 12750 300 61 52.8 -30.5 | 289 62 58.9 -19.7 10 150 14060 310 49 37.5 -31.5 | 295 48 43.6 -20.7 11 100 16610 320 31 19.9 -23.7 | 297 29 26.0 -13.0 12 70 18810 350 9 1.6 -8.9 | 256 8 7.6 1.9 13 50 20920 75 18 -17.4 -4.7 | 118 13 -11.3 6.1 14 30 24140 145 13 -7.5 10.6 | 176 21 -1.4 21.4 15 20 26780 300 10 8.7 -5.0 | 249 16 14.7 5.8 16 10 31460 280 20 19.7 -3.5 | 254 27 25.7 7.3 Wind Parameters Mean winds (0-6000m): 359.3 at 16.5 knts Storm direction: 29.3 at 12.4 knts Shear (0-3000m) pos: 1.7 neg: 2.2 tot: 3.8 10-3/s Storm rel Dir Shear (0-3000m): 141.9 deg Storm rel helicity (0-3000m) pos: 27.2 neg: -16.5 tot: 10.7 m^2/s^2 ave: 3.6 10^-3 m/s^2 rel: 0.38 Storm rel vorticity (0-3000m) horiz: 5.1 stream: 1.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.39 Bulk Shear: 19.55 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 27 5 211 7| 0.0 6.9 6.9| 6.1 -0.8 5.3 10.5 0.46| 7.6 3.5 1000 14 7 230 6| 0.0 5.8 5.8| 12.8 -0.8 11.9 11.9 0.65| 6.5 4.3 1500 13 10 250 4| 1.6 3.9 5.5| 18.3 -0.8 17.4 11.6 0.73| 6.0 4.4 2000 16 12 286 3| 2.5 2.9 5.4| 24.6 -0.8 23.8 11.9 0.71| 5.8 4.1 2500 17 14 323 3| 2.0 2.6 4.6| 27.2 -6.9 20.3 8.1 0.56| 5.4 3.0 3000 16 15 333 4| 1.7 2.2 3.8| 27.2 -16.5 10.7 3.6 0.38| 5.1 1.9 4000 11 16 331 6| 1.2 1.8 3.0| 27.2 -34.2 -7.1 -1.8 0.14| 4.7 0.7 5000 7 16 323 7| 1.0 1.6 2.6| 27.4 -48.9 -21.5 -4.3 0.01| 4.3 0.1 6000 359 16 312 8| 0.8 1.8 2.6| 28.0 -50.2 -22.2 -3.7 0.01| 4.0 0.0 Wrote GIF file: /home/apache/climate/data/raob//LTBM/skewt/LTBM.skewt.20250416.12.gif