UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102212.upa.cvt Date: 1200Z 22 OCT 25 Searching for LTBM... Searching the city database file for: LTBM ... Date:1200Z 22 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 129 1 925 800 SFC 904 997 18.8 12.8 68 6.0 15.0 110 12 300.5 302.4 291.9 330.9 10.33 3 850 1521 15.0 5.0 51 10.0 9.3 210 17 301.9 303.0 289.1 321.1 6.44 4 761 2445 7.0 1.0 66 6.0 3.9 227 34 302.9 303.9 288.5 319.3 5.41 5 720 2899 3.8 -2.2 65 6.0 0.9 236 42 304.2 305.1 288.1 318.0 4.52 6 700 3128 2.6 -3.4 65 6.0 -0.2 240 46 305.4 306.2 288.2 318.4 4.25 7 584 4565 -7.7 -17.7 45 10.0 -10.8 253 41 309.6 309.9 287.1 314.9 1.63 8 542 5143 -10.5 -19.5 48 9.0 -13.2 259 39 312.9 313.2 288.1 317.9 1.50 9 513 5565 -12.9 -23.9 39 11.0 -15.7 263 38 315.0 315.2 288.3 318.7 1.08 10 500 5760 -14.1 -28.1 30 14.0 -17.3 265 37 315.8 316.0 288.2 318.5 0.76 11 486 5975 -15.3 -28.3 32 13.0 -18.2 266 37 316.9 317.1 288.6 319.6 0.76 12 447 6599 -20.3 -31.3 37 11.0 -22.4 268 36 318.3 318.4 288.9 320.5 0.63 13 400 7410 -26.9 -38.9 31 12.0 -28.4 270 36 320.0 320.1 289.1 321.2 0.33 14 394 7519 -27.5 -42.5 23 15.0 -29.2 269 37 320.6 320.7 289.2 321.5 0.23 15 300 9420 -42.5 -55.5 23 13.0 -43.0 260 50 325.5 325.5 290.5 325.7 0.07 16 250 10630 -52.1 250 60 328.6 17 243 10813 -53.3 255 60 329.5 18 229 11195 -54.5 260 62 333.3 19 225 11307 -55.3 261 63 333.8 20 215 11598 -55.1 265 65 338.5 21 200 12060 -54.7 255 61 346.1 22 172 13025 -55.1 258 60 360.7 23 150 13890 -59.9 260 60 366.9 24 134 14592 -61.7 267 54 375.7 25 111 15756 -62.7 279 44 394.6 26 100 16400 -62.7 285 39 406.6 27 90 17052 -61.7 279 35 421.0 28 70 18610 -61.7 265 27 452.4 29 59 19671 -61.1 260 32 476.4 30 50 20700 -61.1 255 37 499.5 31 40 22087 -60.1 257 38 534.9 32 36 22746 -58.7 258 39 554.9 33 33 23295 -56.7 259 39 574.2 34 30 23900 -55.7 260 40 592.8 35 22 25904 -51.9 268 40 659.1 36 20 26520 -54.7 270 40 668.7 37 18 27196 -53.9 271 35 691.7 38 16 27964 -47.3 272 30 737.0 39 12 29883 -43.9 274 18 812.2 40 10 31100 -46.9 275 10 844.5 41 8.6 32105 -44.3 891.8 42 5.3 35407 -36.3 1060.1 43 4.6 36400 -31.3 1127.2 TRP 243 10813 -53.3 255 60 329.5 WND 215 11598 -55.1 265 65 338.5 Sounding variables and indices 1000-500 mb thick: 5631.00 m Freezing level: 670.72 mb = 3490.84 m = 11452.76 ft Wetbulb zero: 703.86 mb = 3083.37 m = 10115.92 ft Precipitable water: 0.72 inches Sfc-500 mean rel hum: 54.29 % Est. max temperature: 21.36 C = 70.45 F Sfc-Lift cond lev (LCL): 826.94 mb = 1750.86 m = 5744.23 ft T: 13.01 C 700-500 lapse rate: 6.34 C/km ThetaE index: 12.82 C Layer 850.0- 700.0 mb Conv cond level (CCL): 730.89 mb = 2776.12 m = 9107.90 ft Mean mixing ratio: 7.34 g/kg Conv temperature: 22.08 C = 71.75 F Cap Strength: 1.37 C Lifted Index: 0.41 C Risk: Showers probable Lifted Index @300 mb: 2.07 C Lifted Index @700 mb: 0.76 C Showalter Index: 1.67 C Risk: Showers probable Total Totals Index: 48.20 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 29.10 C Cross Totals Index: 19.10 C K Index: 28.10 Risk: 40-60 % chance of thunderstorms Sweat Index: 258.39 Risk: None Energy Index: -0.50 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 41.53 J/kg Max Up Vert Vel: 9.11 m/s Conv Inhibition (B-): 52.10 J/kg Cap Strength: 1.37 C Lift Cond Lev (LCL): 754.44 mb = 2516.33 m = 8255.56 ft Lev Free Conv (LFC): 649.44 mb = 3722.75 m = 12213.60 ft Equ Level (EL): 519.44 mb = 5468.97 m = 17942.61 ft B at Equ Level: 40.72 J/kg Max Parcel Lev (MPL): 369.44 mb = 7967.73 m = 26140.52 ft Wind level data Storm motion: 279 at 27 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 ---------------------------------------------------------- 0 904 997 110 12 -11.3 4.1 | 102 39 -37.7 8.3 1 850 1521 210 17 8.5 14.7 | 137 26 -17.9 18.9 2 700 3128 240 46 39.8 23.0 | 206 30 13.4 27.2 3 500 5760 265 37 36.9 3.2 | 235 13 10.4 7.4 4 400 7410 270 36 36.0 -0.0 | 246 10 9.6 4.2 5 300 9420 260 50 49.2 8.7 | 241 26 22.8 12.9 6 250 10630 250 60 56.4 20.5 | 230 39 30.0 24.7 7 243 10813 255 60 58.0 15.5 | 238 37 31.5 19.7 8 215 11598 265 65 64.8 5.7 | 256 40 38.3 9.9 9 200 12060 255 61 58.9 15.8 | 238 38 32.5 20.0 10 150 13890 260 60 59.1 10.4 | 246 36 32.7 14.6 11 100 16400 285 39 37.7 -10.1 | 298 13 11.2 -5.9 12 70 18610 265 27 26.9 2.4 | 184 7 0.5 6.6 13 50 20700 255 37 35.7 9.6 | 214 17 9.3 13.8 14 30 23900 260 40 39.4 6.9 | 229 17 13.0 11.2 15 20 26520 270 40 40.0 -0.0 | 253 14 13.6 4.2 16 10 31100 275 10 10.0 -0.9 | 101 17 -16.5 3.3 Wind Parameters Mean winds (0-6000m): 249.0 at 35.7 knts Storm direction: 279.0 at 26.8 knts Shear (0-3000m) pos: 9.0 neg: 0.0 tot: 9.0 10-3/s Storm rel Dir Shear (0-3000m): 111.5 deg Storm rel helicity (0-3000m) pos: 458.9 neg: 0.0 tot: 458.9 m^2/s^2 ave: 153.0 10^-3 m/s^2 rel: 0.88 Storm rel vorticity (0-3000m) horiz: 11.3 stream: 9.9 10^-3/s Energy-Hel index: 0.11 Bulk Rich Number: 0.24 Bulk Shear: 173.24 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 ------------------------------------------------------------------------------- 500 169 14 122 35| 22.1 0.0 22.1|188.0 0.0 188.0 376.0 0.83| 25.0 20.7 1000 201 18 136 29| 16.2 0.0 16.2|256.5 0.0 256.5 256.5 0.87| 17.8 15.4 1500 214 22 148 26| 14.3 0.0 14.3|328.6 0.0 328.6 219.1 0.90| 15.4 13.8 2000 225 26 161 24| 13.3 0.0 13.3|409.5 0.0 409.5 204.8 0.91| 14.4 13.1 2500 231 30 172 23| 11.1 0.0 11.1|444.9 0.0 444.9 177.9 0.90| 12.7 11.4 3000 234 32 179 23| 9.0 0.0 9.0|458.9 0.0 458.9 153.0 0.88| 11.3 9.9 4000 240 35 189 22| 6.5 0.0 6.5|479.8 0.0 479.8 119.9 0.84| 9.4 7.9 5000 245 35 196 20| 4.9 0.0 4.9|491.7 0.0 491.7 98.3 0.81| 8.2 6.6 6000 249 36 202 18| 4.1 0.0 4.1|496.1 0.0 496.1 82.7 0.81| 7.0 5.6 Wrote GIF file: /home/apache/climate/data/raob//LTBM/skewt/LTBM.skewt.20251022.12.gif