UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101712.upa.cvt Date: 1200Z 17 OCT 25 Searching for LTBM... Searching the city database file for: LTBM ... Date:1200Z 17 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 136 1 925 816 SFC 906 997 23.8 2.8 25 21.0 12.0 230 5 305.5 306.4 289.1 321.2 5.17 3 850 1548 18.2 -5.8 19 24.0 6.8 165 8 305.2 305.8 286.8 314.3 2.91 4 715 2986 3.4 -7.6 44 11.0 -1.3 241 13 304.4 305.0 286.6 313.8 3.02 5 714 2997 3.6 -9.4 38 13.0 -1.7 241 13 304.7 305.2 286.4 313.0 2.62 6 712 3020 3.8 -12.2 30 16.0 -2.4 243 13 305.2 305.6 286.0 311.9 2.10 7 700 3158 4.2 -22.8 12 27.0 -4.1 250 14 307.1 307.3 285.3 310.0 0.87 8 695 3216 3.6 -20.4 15 24.0 -4.1 250 14 307.1 307.3 285.5 310.7 1.09 9 694 3228 3.6 -20.4 15 24.0 -4.1 250 14 307.2 307.4 285.6 310.8 1.09 10 637 3919 -0.3 -29.3 9 29.0 -7.7 247 16 310.4 310.5 286.1 312.2 0.53 11 558 4964 -7.5 -28.5 17 21.0 -12.6 243 18 313.9 314.0 287.5 316.2 0.65 12 500 5810 -12.9 -51.9 2 39.0 -17.8 240 20 317.3 317.3 287.9 317.6 0.06 13 490 5964 -14.1 -32.1 20 18.0 -17.7 240 21 317.7 317.8 288.6 319.6 0.53 14 478 6151 -15.1 -27.1 35 12.0 -17.9 239 22 318.7 318.9 289.3 321.7 0.87 15 470 6278 -16.3 -36.3 16 20.0 -19.8 239 22 318.8 318.8 288.8 320.1 0.36 16 406 7362 -24.5 -41.5 19 17.0 -26.6 235 28 321.8 321.8 289.6 322.7 0.25 17 400 7470 -25.1 -41.1 21 16.0 -27.1 235 29 322.4 322.4 289.8 323.3 0.26 18 328 8879 -36.7 -56.7 11 20.0 -37.7 228 41 325.2 325.2 290.4 325.5 0.05 19 300 9490 -41.9 -54.9 23 13.0 -42.5 225 46 326.3 326.3 290.7 326.6 0.07 20 250 10700 -51.5 -63.5 23 12.0 -51.8 235 45 329.5 329.5 291.6 329.6 0.03 21 249 10726 -51.5 -63.5 23 12.0 -51.8 235 45 329.9 329.9 291.7 330.0 0.03 22 217 11607 -58.1 250 47 332.9 23 212 11754 -58.1 250 46 335.1 24 200 12120 -59.5 250 45 338.5 25 172 13062 -59.7 253 47 353.1 26 150 13920 -57.9 255 49 370.3 27 119 15375 -59.7 255 65 392.4 28 116 15534 -59.9 255 63 394.9 29 100 16450 -65.5 255 52 401.2 30 91 17024 -65.9 259 50 411.3 31 70 18630 -63.3 270 45 449.0 32 57 19900 -59.9 276 37 483.8 33 50 20720 -58.1 280 32 506.6 34 38 22434 -58.5 277 28 546.9 35 30 23920 -56.1 275 25 591.7 36 29 24136 -56.3 275 26 596.9 37 24 25345 -55.1 272 32 633.6 38 23 25616 -56.9 272 33 636.1 39 20 26510 -53.5 270 37 672.4 40 17 27557 -52.7 276 36 707.0 41 11 30389 -49.1 292 33 813.8 42 10 31020 -44.9 295 32 851.9 43 9.7 31223 -45.5 857.1 44 7.3 33120 -45.3 930.5 45 6.0 34453 -36.7 1021.4 46 5.6 34934 -34.1 1053.2 TRP 217 11607 -58.1 250 47 332.9 WND 119 15375 -59.7 255 65 392.4 Sounding variables and indices 1000-500 mb thick: 5674.00 m Freezing level: 641.38 mb = 3865.42 m = 12681.66 ft Wetbulb zero: 736.60 mb = 2738.50 m = 8984.47 ft Precipitable water: 0.33 inches Sfc-500 mean rel hum: 19.05 % Est. max temperature: 23.12 C = 73.61 F Sfc-Lift cond lev (LCL): 663.39 mb = 3591.43 m = 11782.78 ft T: 1.55 C 700-500 lapse rate: 6.45 C/km ThetaE index: 11.19 C Layer 850.0- 695.0 mb Conv cond level (CCL): 538.74 mb = 5234.66 m = 17173.88 ft Mean mixing ratio: 3.54 g/kg Conv temperature: 33.08 C = 91.54 F Cap Strength: 5.32 C Lifted Index: 5.65 C Risk: None Lifted Index @300 mb: 7.53 C Lifted Index @700 mb: 1.71 C Showalter Index: 6.77 C Risk: None Total Totals Index: 38.20 C Risk: None Vertical Totals Index: 31.10 C Cross Totals Index: 7.10 C K Index: -1.70 Risk: None Sweat Index: 36.00 Risk: None Energy Index: 0.77 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 20.12 J/kg Max Up Vert Vel: 6.34 m/s Conv Inhibition (B-): 50397.93 J/kg Cap Strength: 5.61 C Lift Cond Lev (LCL): 614.93 mb = 4196.86 m = 13769.06 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 267 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 ---------------------------------------------------------- 0 906 997 230 5 3.8 3.2 | 108 8 -8.0 2.7 1 850 1548 165 8 -2.1 7.7 | 117 16 -13.9 7.2 2 700 3158 250 14 13.2 4.8 | 197 4 1.3 4.2 3 500 5810 240 20 17.3 10.0 | 210 11 5.5 9.5 4 400 7470 235 29 23.8 16.6 | 216 20 11.9 16.1 5 300 9490 225 46 32.5 32.5 | 213 38 20.7 32.0 6 250 10700 235 45 36.9 25.8 | 225 36 25.0 25.3 7 217 11607 250 47 44.2 16.1 | 244 36 32.3 15.5 8 200 12120 250 45 42.3 15.4 | 244 34 30.4 14.8 9 150 13920 255 49 47.3 12.7 | 251 37 35.5 12.1 10 119 15375 255 65 62.8 16.8 | 252 53 50.9 16.3 11 100 16450 255 52 50.2 13.5 | 251 40 38.4 12.9 12 70 18630 270 45 45.0 -0.0 | 271 33 33.1 -0.5 13 50 20720 280 32 31.5 -5.6 | 287 21 19.7 -6.1 14 30 23920 275 25 24.9 -2.2 | 282 13 13.0 -2.7 15 20 26510 270 37 37.0 -0.0 | 271 25 25.1 -0.5 16 10 31020 295 32 29.0 -13.5 | 309 22 17.1 -14.1 Wind Parameters Mean winds (0-6000m): 237.4 at 15.8 knts Storm direction: 267.4 at 11.9 knts Shear (0-3000m) pos: 2.6 neg: 1.2 tot: 3.8 10-3/s Storm rel Dir Shear (0-3000m): 97.4 deg Storm rel helicity (0-3000m) pos: 41.8 neg: -1.4 tot: 40.5 m^2/s^2 ave: 13.5 10^-3 m/s^2 rel: 0.57 Storm rel vorticity (0-3000m) horiz: 4.6 stream: 2.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.02 Bulk Shear: 19.69 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 ------------------------------------------------------------------------------- 500 192 6 118 12| 0.0 6.9 6.9| 4.9 -1.4 3.5 7.0 0.22| 7.3 1.6 1000 183 8 121 13| 1.7 3.4 5.1| 17.3 -1.4 16.0 16.0 0.42| 5.8 2.4 1500 193 9 128 13| 2.8 2.3 5.1| 29.9 -1.4 28.5 19.0 0.52| 5.7 3.0 2000 210 10 137 11| 3.4 1.7 5.1| 38.6 -1.4 37.2 18.6 0.56| 5.8 3.3 2500 223 10 146 9| 3.1 1.4 4.5| 41.2 -1.4 39.8 15.9 0.58| 5.2 3.0 3000 230 11 154 8| 2.6 1.2 3.8| 41.8 -1.4 40.5 13.5 0.57| 4.6 2.6 4000 236 13 169 7| 1.9 1.0 2.9| 42.7 -1.4 41.4 10.3 0.53| 3.8 2.0 5000 237 14 180 7| 1.6 1.0 2.6| 43.9 -1.4 42.6 8.5 0.49| 3.3 1.6 6000 237 16 190 8| 1.3 1.2 2.5| 47.8 -1.4 46.5 7.7 0.45| 3.3 1.5 Wrote GIF file: /home/apache/climate/data/raob//LTBM/skewt/LTBM.skewt.20251017.12.gif