UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101600.upa.cvt Date: 0000Z 16 OCT 25 Searching for LTBM... Searching the city database file for: LTBM ... Date:0000Z 16 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 176 1 925 821 SFC 906 997 8.6 4.5 75 4.1 6.5 210 2 289.8 290.8 284.0 306.5 5.83 3 905 1006 8.6 4.5 75 4.1 6.5 207 2 289.9 290.9 284.0 306.6 5.84 4 897 1079 11.6 3.6 58 8.0 7.4 183 2 293.7 294.7 285.2 309.8 5.53 5 884 1200 11.8 1.8 50 10.0 6.7 143 3 295.2 296.1 285.2 309.7 4.93 6 877 1266 11.2 2.2 54 9.0 6.6 121 3 295.2 296.1 285.4 310.2 5.11 7 868 1351 10.8 1.8 54 9.0 6.2 92 3 295.7 296.6 285.5 310.5 5.02 8 850 1524 10.4 1.4 54 9.0 5.8 35 4 297.0 297.9 285.9 311.8 4.98 9 788 2152 7.6 0.6 61 7.0 4.1 346 6 300.5 301.5 287.3 315.8 5.07 10 717 2923 1.8 -5.2 60 7.0 -1.3 285 8 302.4 303.1 286.5 313.5 3.62 11 716 2934 2.0 -5.0 60 7.0 -1.2 285 8 302.7 303.4 286.8 314.0 3.68 12 700 3117 1.6 -12.4 34 14.0 -3.7 270 9 304.3 304.6 285.7 310.9 2.11 13 685 3292 1.2 -17.8 23 19.0 -5.1 270 10 305.7 306.0 285.4 310.2 1.38 14 673 3434 0.0 -19.0 22 19.0 -6.1 269 11 305.9 306.1 285.3 310.0 1.26 15 647 3749 -1.3 -18.3 26 17.0 -6.8 269 13 307.9 308.2 286.2 312.5 1.40 16 624 4037 -3.9 -18.9 30 15.0 -8.6 268 14 308.1 308.4 286.2 312.6 1.38 17 523 5409 -13.5 -28.5 27 15.0 -16.8 266 22 312.5 312.7 287.1 314.9 0.70 18 501 5735 -16.3 -30.3 29 14.0 -19.1 265 24 313.0 313.1 287.1 315.1 0.61 19 500 5750 -16.3 -30.3 29 14.0 -19.1 265 24 313.2 313.3 287.2 315.3 0.62 20 463 6325 -20.3 -33.3 30 13.0 -22.5 263 30 315.1 315.2 287.7 316.9 0.50 21 430 6868 -24.9 -33.9 43 9.0 -26.3 262 35 316.0 316.1 288.0 317.8 0.51 22 400 7390 -28.9 -37.9 42 9.0 -30.0 260 41 317.4 317.5 288.3 318.7 0.36 23 393 7516 -29.3 -44.3 22 15.0 -30.7 262 41 318.5 318.5 288.5 319.2 0.19 24 300 9380 -43.7 285 39 323.8 25 277 9915 -47.7 274 38 325.5 26 250 10590 -52.7 260 37 327.7 27 245 10719 -53.5 260 38 328.4 28 235 10986 -53.7 258 42 332.1 29 203 11916 -56.3 251 55 342.1 30 200 12010 -55.9 250 56 344.2 31 162 13352 -56.9 250 60 363.9 32 150 13840 -57.3 250 61 371.4 33 122 15140 -59.3 245 56 390.3 34 102 16257 -60.9 240 52 407.7 35 100 16380 -59.9 240 52 412.0 36 90 17039 -61.9 248 59 420.6 37 88 17179 -61.9 250 61 423.3 38 81 17695 -61.9 250 54 433.5 39 70 18600 -62.9 250 41 449.8 40 66 18963 -60.5 252 41 462.7 41 53 20326 -59.9 258 39 494.0 42 50 20690 -58.7 260 39 505.2 43 36 22764 -58.7 263 38 554.9 44 30 23910 -59.9 265 37 581.3 45 28 24344 -57.1 259 35 600.7 46 23 25602 -52.7 242 28 648.4 47 20 26500 -55.3 230 23 666.9 48 18 27174 -54.3 690.5 49 14 28797 -50.9 753.4 50 10 31015 -45.3 850.5 TRP 245 10719 -53.5 260 38 328.4 WND 88 17179 -61.9 250 61 423.3 Sounding variables and indices 1000-500 mb thick: 5574.00 m Freezing level: 673.00 mb = 3433.99 m = 11266.22 ft Wetbulb zero: 734.49 mb = 2726.35 m = 8944.62 ft Precipitable water: 0.50 inches Sfc-500 mean rel hum: 40.46 % Est. max temperature: 19.83 C = 67.70 F Sfc-Lift cond lev (LCL): 851.07 mb = 1513.65 m = 4965.99 ft T: 10.42 C 700-500 lapse rate: 6.80 C/km ThetaE index: 3.98 C Layer 700.0- 647.0 mb Conv cond level (CCL): 638.91 mb = 3849.48 m = 12629.37 ft Mean mixing ratio: 5.10 g/kg Conv temperature: 26.26 C = 79.26 F Cap Strength: 6.06 C Lifted Index: 5.13 C Risk: None Lifted Index @300 mb: 8.96 C Lifted Index @700 mb: 4.98 C Showalter Index: 4.89 C Risk: None Total Totals Index: 44.40 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 26.70 C Cross Totals Index: 17.70 C K Index: 14.10 Risk: None Sweat Index: 48.80 Risk: None Energy Index: 0.83 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 27.05 J/kg Max Up Vert Vel: 7.36 m/s Conv Inhibition (B-): 60063.18 J/kg Cap Strength: 5.93 C Lift Cond Lev (LCL): 751.26 mb = 2541.99 m = 8339.77 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 297 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 ---------------------------------------------------------- 0 906 997 210 2 1.0 1.7 | 126 12 -9.6 7.1 1 850 1524 35 4 -2.3 -3.3 | 99 13 -12.9 2.1 2 700 3117 270 9 9.0 -0.0 | 163 6 -1.6 5.4 3 500 5750 265 24 23.9 2.1 | 241 15 13.3 7.4 4 400 7390 260 41 40.4 7.1 | 247 32 29.8 12.5 5 300 9380 285 39 37.7 -10.1 | 280 27 27.1 -4.7 6 250 10590 260 37 36.4 6.4 | 245 28 25.8 11.8 7 245 10719 260 38 37.4 6.6 | 246 29 26.8 12.0 8 200 12010 250 56 52.6 19.2 | 240 49 42.0 24.5 9 150 13840 250 61 57.3 20.9 | 241 54 46.7 26.2 10 100 16380 240 52 45.0 26.0 | 228 47 34.4 31.4 11 88 17179 250 61 57.3 20.9 | 241 54 46.7 26.2 12 70 18600 250 41 38.5 14.0 | 235 34 27.9 19.4 13 50 20690 260 39 38.4 6.8 | 246 30 27.8 12.1 14 30 23910 265 37 36.9 3.2 | 252 28 26.3 8.6 15 20 26500 230 23 17.6 14.8 | 199 21 7.0 20.1 Wind Parameters Mean winds (0-6000m): 266.8 at 15.8 knts Storm direction: 296.8 at 11.9 knts Shear (0-3000m) pos: 0.0 neg: 2.2 tot: 2.2 10-3/s Storm rel Dir Shear (0-3000m): 84.1 deg Storm rel helicity (0-3000m) pos: 14.5 neg: -33.5 tot: -19.0 m^2/s^2 ave: -6.3 10^-3 m/s^2 rel: 0.05 Storm rel vorticity (0-3000m) horiz: 5.0 stream: 0.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.63 Bulk Shear: 42.83 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 40 3 104 13| 0.0 6.0 6.0| 0.0 -24.5 -24.5 -48.9 -0.75| 8.9 -6.6 1000 19 4 98 12| 0.0 3.7 3.7| 0.0 -32.4 -32.4 -32.4 -0.70| 6.5 -4.6 1500 350 5 95 10| 0.0 2.7 2.7| 0.8 -33.5 -32.7 -21.8 -0.51| 5.9 -3.0 2000 312 5 104 7| 0.0 2.1 2.1| 6.0 -33.5 -27.5 -13.7 -0.19| 5.9 -1.1 2500 289 6 125 6| 0.0 2.1 2.1| 10.4 -33.5 -23.1 -9.2 -0.04| 5.4 -0.2 3000 281 7 139 5| 0.0 2.2 2.2| 14.5 -33.5 -19.0 -6.3 0.05| 5.0 0.2 4000 273 10 169 5| 0.0 2.4 2.4| 22.3 -33.5 -11.2 -2.8 0.14| 4.5 0.6 5000 270 12 199 6| 0.0 2.6 2.6| 30.5 -33.5 -3.0 -0.6 0.17| 4.3 0.7 6000 267 16 220 8| 0.0 3.1 3.1| 38.8 -33.5 5.4 0.9 0.16| 4.5 0.7 Wrote GIF file: /home/apache/climate/data/raob//LTBM/skewt/LTBM.skewt.20251016.00.gif