UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101300.upa.cvt Date: 0000Z 13 OCT 25 Searching for LTBM... Searching the city database file for: LTBM ... Date:0000Z 13 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 190 1 925 831 SFC 906 997 6.8 1.8 70 5.0 4.4 60 1 288.0 288.8 282.0 301.7 4.81 3 850 1524 4.4 -0.6 70 5.0 2.1 50 16 290.8 291.5 282.7 303.2 4.30 4 767 2355 0.6 -4.4 69 5.0 -1.6 31 19 295.3 296.0 283.8 306.0 3.59 5 766 2366 0.4 -5.6 64 6.0 -2.1 31 19 295.2 295.8 283.4 305.0 3.28 6 735 2698 1.2 -15.8 27 17.0 -4.5 24 20 299.6 299.9 283.1 304.4 1.52 7 717 2897 0.6 -8.4 51 9.0 -3.0 19 21 301.1 301.6 285.2 309.8 2.83 8 707 3010 0.0 -10.0 47 10.0 -3.9 17 22 301.6 302.1 285.1 309.5 2.53 9 702 3067 1.4 -11.6 37 13.0 -3.6 16 22 303.8 304.2 285.6 310.8 2.24 10 700 3090 1.8 -13.2 32 15.0 -3.7 15 22 304.5 304.8 285.6 310.7 1.97 11 687 3242 5.0 -40.0 2 45.0 -4.9 11 22 309.7 309.7 285.4 310.3 0.17 12 684 3278 5.0 -40.0 2 45.0 -4.9 10 22 310.1 310.1 285.6 310.7 0.17 13 677 3361 5.4 -39.6 2 45.0 -4.7 8 22 311.4 311.5 286.1 312.1 0.18 14 644 3768 3.6 -34.4 4 38.0 -5.8 356 22 313.9 313.9 287.1 315.0 0.32 15 500 5760 -12.5 -37.5 10 25.0 -17.0 300 21 317.8 317.9 288.4 318.9 0.30 16 447 6604 -18.7 -50.7 4 32.0 -22.3 305 26 320.3 320.4 288.9 320.7 0.08 17 400 7420 -25.1 -61.1 2 36.0 -27.6 310 31 322.4 322.4 289.5 322.5 0.03 18 300 9440 -41.5 320 42 326.9 19 250 10660 -50.5 305 49 331.0 20 216 11597 -57.5 305 51 334.3 21 200 12080 -59.3 280 42 338.9 22 180 12742 -59.1 275 39 349.5 23 166 13253 -57.5 270 37 360.4 24 150 13890 -60.7 265 34 365.5 25 110 15812 -62.1 261 39 396.8 26 100 16400 -62.9 260 41 406.2 27 70 18590 -62.3 240 26 451.1 28 62 19336 -63.7 251 27 463.9 29 53 20307 -59.9 265 28 494.0 30 50 20670 -60.5 270 29 500.9 31 30 23870 -58.5 265 24 585.2 32 27 24534 -57.3 270 25 606.4 33 20 26440 -55.5 285 29 666.3 34 12 29743 -49.9 244 37 790.9 35 10 30940 -48.5 230 40 838.5 36 8.4 32099 -44.1 898.6 37 6.9 33426 -41.3 962.3 38 5.2 35354 -39.7 1050.6 39 4.9 35762 -37.5 1078.6 TRP 216 11597 -57.5 305 51 334.3 WND Sounding variables and indices 1000-500 mb thick: 5570.00 m Freezing level: 611.80 mb = 4213.31 m = 13823.02 ft Wetbulb zero: 802.69 mb = 1987.28 m = 6519.86 ft Precipitable water: 0.33 inches Sfc-500 mean rel hum: 30.27 % Est. max temperature: 15.20 C = 59.36 F Sfc-Lift cond lev (LCL): 839.11 mb = 1628.31 m = 5342.17 ft T: 3.92 C 700-500 lapse rate: 5.36 C/km ThetaE index: 1.64 C Layer 766.0- 717.0 mb Conv cond level (CCL): 551.68 mb = 4985.79 m = 16357.37 ft Mean mixing ratio: 4.36 g/kg Conv temperature: 34.44 C = 94.00 F Cap Strength: 15.74 C Lifted Index: 14.32 C Risk: None Lifted Index @300 mb: 16.96 C Lifted Index @700 mb: 9.46 C Showalter Index: 14.26 C Risk: None Total Totals Index: 28.80 C Risk: None Vertical Totals Index: 16.90 C Cross Totals Index: 11.90 C K Index: 1.30 Risk: None Sweat Index: 53.00 Risk: None Energy Index: 3.43 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 21.12 J/kg Max Up Vert Vel: 6.50 m/s Conv Inhibition (B-): 63367.09 J/kg Cap Strength: 15.70 C Lift Cond Lev (LCL): 791.27 mb = 2103.25 m = 6900.36 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 14 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 60 1 -0.9 -0.5 | 191 15 2.7 14.4 1 850 1524 50 16 -12.3 -10.3 | 118 10 -8.6 4.6 2 700 3090 15 22 -5.7 -21.3 | 18 7 -2.1 -6.3 3 500 5760 300 21 18.2 -10.5 | 259 22 21.8 4.4 4 400 7420 310 31 23.7 -19.9 | 280 28 27.4 -5.0 5 300 9440 320 42 27.0 -32.2 | 299 35 30.6 -17.3 6 250 10660 305 49 40.1 -28.1 | 287 46 43.7 -13.2 7 216 11597 305 51 41.8 -29.3 | 288 48 45.4 -14.3 8 200 12080 280 42 41.4 -7.3 | 260 46 45.0 7.6 9 150 13890 265 34 33.9 3.0 | 245 42 37.5 17.9 10 100 16400 260 41 40.4 7.1 | 243 49 44.0 22.0 11 70 18590 240 26 22.5 13.0 | 223 38 26.1 27.9 12 50 20670 270 29 29.0 -0.0 | 245 36 32.6 14.9 13 30 23870 265 24 23.9 2.1 | 238 32 27.5 17.0 14 20 26440 285 29 28.0 -7.5 | 257 32 31.6 7.4 15 10 30940 230 40 30.6 25.7 | 220 53 34.3 40.6 Wind Parameters Mean winds (0-6000m): 343.6 at 20.4 knts Storm direction: 13.6 at 15.3 knts Shear (0-3000m) pos: 0.0 neg: 3.7 tot: 3.7 10-3/s Storm rel Dir Shear (0-3000m): 119.5 deg Storm rel helicity (0-3000m) pos: 0.0 neg: -80.0 tot: -80.0 m^2/s^2 ave: -26.7 10^-3 m/s^2 rel: -0.92 Storm rel vorticity (0-3000m) horiz: 6.5 stream: -6.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.45 Bulk Shear: 46.88 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 51 8 165 10| 0.0 14.7 14.7| 0.0 -37.7 -37.7 -75.4 -0.90| 14.8-13.4 1000 47 12 140 8| 0.0 8.7 8.7| 0.0 -46.5 -46.5 -46.5 -0.90| 9.6 -8.6 1500 41 15 123 7| 0.0 6.5 6.5| 0.0 -53.4 -53.4 -35.6 -0.90| 7.8 -7.0 2000 34 16 106 6| 0.0 5.4 5.4| 0.0 -60.6 -60.6 -30.3 -0.92| 7.0 -6.4 2500 28 17 86 4| 0.0 4.4 4.4| 0.0 -69.8 -69.8 -27.9 -0.93| 6.7 -6.2 3000 22 18 61 4| 0.0 3.7 3.7| 0.0 -80.0 -80.0 -26.7 -0.92| 6.5 -6.0 4000 10 19 352 4| 0.0 2.8 2.8| 0.0-107.5-107.5 -26.9 -0.88| 6.2 -5.5 5000 357 19 314 6| 0.0 2.4 2.4| 6.8-137.0-130.2 -26.0 -0.82| 5.9 -4.8 6000 344 20 297 10| 0.6 2.0 2.5| 43.8-137.0 -93.2 -15.5 -0.65| 5.5 -3.5 Wrote GIF file: /home/apache/climate/data/raob//LTBM/skewt/LTBM.skewt.20251013.00.gif