UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100812.upa.cvt Date: 1200Z 8 OCT 25 Searching for LTBM... Searching the city database file for: LTBM ... Date:1200Z 8 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 73 1 925 728 SFC 896 997 12.6 9.3 80 3.3 10.7 210 13 294.9 296.3 288.3 318.6 8.23 3 850 1436 9.0 7.8 92 1.2 8.3 215 23 295.6 297.0 288.2 318.3 7.83 4 743 2537 1.2 1.2 100 0.0 1.2 198 22 298.7 299.7 287.2 315.3 5.62 5 700 3016 -0.7 -0.7 100 0.0 -0.7 190 22 301.7 302.7 287.9 317.3 5.20 6 608 4132 -7.5 -7.5 100 0.0 -7.5 192 30 306.3 306.9 287.9 317.4 3.58 7 582 4472 -9.7 -9.7 100 0.0 -9.7 193 33 307.6 308.1 287.9 317.4 3.15 8 503 5585 -17.5 -17.9 97 0.4 -17.6 195 42 311.2 311.5 287.8 317.2 1.86 9 500 5630 -17.9 -18.5 95 0.6 -18.1 195 42 311.2 311.6 287.8 317.0 1.78 10 413 7032 -29.5 -30.9 88 1.4 -29.7 208 71 313.8 313.9 287.5 316.2 0.70 11 400 7260 -31.3 -33.2 83 1.9 -31.6 210 76 314.3 314.4 287.5 316.3 0.58 12 393 7385 -32.3 -34.3 82 2.0 -32.6 210 83 314.6 314.7 287.6 316.5 0.53 13 373 7755 -31.7 -34.7 75 3.0 -32.1 210 85 320.1 320.2 289.4 322.1 0.54 14 300 9300 -30.9 -34.3 72 3.4 -31.4 210 94 341.8 342.0 295.4 344.5 0.70 15 281 9764 -32.7 -36.3 70 3.6 -33.3 210 100 345.7 345.8 296.2 348.1 0.61 16 259 10335 -36.2 -40.1 67 3.9 -36.7 210 108 348.7 348.8 296.7 350.5 0.45 17 250 10580 -37.7 -41.7 66 4.0 -38.1 215 106 350.0 350.1 297.0 351.6 0.39 18 200 12100 -44.9 -49.6 59 4.7 -45.2 215 90 361.7 361.7 299.2 362.6 0.21 19 193 12337 -46.3 -52.3 51 6.0 -46.7 214 86 363.1 363.2 299.4 363.8 0.16 20 150 13980 -53.9 205 58 377.2 21 116 15594 -63.7 208 56 387.8 22 102 16379 -65.7 210 55 398.5 23 100 16500 -64.9 210 55 402.3 24 99 16562 -64.7 210 54 403.9 25 89 17219 -62.5 207 41 420.8 26 82 17727 -62.7 204 31 430.3 27 77 18118 -60.7 203 23 442.3 28 70 18710 -63.3 200 12 449.0 29 62 19455 -64.3 193 13 462.6 30 58 19866 -61.9 189 13 476.9 31 55 20196 -60.7 186 13 487.0 32 50 20790 -60.1 180 14 501.9 33 38 22504 -58.5 86 14 546.9 34 30 23990 -57.7 5 14 587.3 35 26 24891 -58.5 609.6 TRP 393 7385 -32.3 -34.3 82 2.0 -32.6 210 83 314.6 314.7 287.6 316.5 0.53 WND 259 10335 -36.2 -40.1 67 3.9 -36.7 210 108 348.7 348.8 296.7 350.5 0.45 Sounding variables and indices 1000-500 mb thick: 5557.00 m Freezing level: 715.84 mb = 2839.47 m = 9315.74 ft Wetbulb zero: 715.67 mb = 2838.04 m = 9311.05 ft Precipitable water: 0.89 inches Sfc-500 mean rel hum: 97.40 % Est. max temperature: 16.21 C = 61.17 F Sfc-Lift cond lev (LCL): 852.54 mb = 1411.17 m = 4629.77 ft T: 9.20 C 700-500 lapse rate: 6.58 C/km ThetaE index: 3.27 C Layer 850.0- 700.0 mb Conv cond level (CCL): 818.65 mb = 1743.46 m = 5719.96 ft Mean mixing ratio: 7.60 g/kg Conv temperature: 14.14 C = 57.45 F Cap Strength: 0.39 C Lifted Index: -0.34 C Risk: Thunderstorms probable Lifted Index @300 mb: 17.36 C Lifted Index @700 mb: -0.25 C Showalter Index: -0.55 C Risk: Thunderstorms probable Total Totals Index: 52.60 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 26.90 C Cross Totals Index: 25.70 C K Index: 34.70 Risk: 60-80 % chance of thunderstorms Sweat Index: 253.60 Risk: None Energy Index: -0.30 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 110.00 J/kg Max Up Vert Vel: 14.83 m/s Conv Inhibition (B-): 2.06 J/kg Cap Strength: 0.39 C Lift Cond Lev (LCL): 825.95 mb = 1670.89 m = 5481.86 ft Lev Free Conv (LFC): 800.95 mb = 1922.38 m = 6306.95 ft Equ Level (EL): 380.95 mb = 7605.49 m = 24952.09 ft B at Equ Level: 98.27 J/kg Max Parcel Lev (MPL): 350.95 mb = 8187.09 m = 26860.21 ft Wind level data Storm motion: 229 at 26 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 ---------------------------------------------------------- 0 896 997 210 13 6.5 11.3 | 67 14 -13.1 -5.6 1 850 1436 215 23 13.2 18.8 | 107 7 -6.4 2.0 2 700 3016 190 22 3.8 21.7 | 107 16 -15.8 4.8 3 500 5630 195 42 10.9 40.6 | 160 25 -8.7 23.7 4 400 7260 210 76 38.0 65.8 | 201 52 18.4 49.0 5 393 7385 210 83 41.5 71.9 | 202 59 21.9 55.0 6 300 9300 210 94 47.0 81.4 | 203 70 27.4 64.6 7 259 10335 210 108 54.0 93.5 | 204 84 34.4 76.7 8 250 10580 215 106 60.8 86.8 | 210 81 41.2 70.0 9 200 12100 215 90 51.6 73.7 | 209 65 32.0 56.9 10 150 13980 205 58 24.5 52.6 | 188 36 4.9 35.7 11 100 16500 210 55 27.5 47.6 | 194 32 7.9 30.8 12 70 18710 200 12 4.1 11.3 | 70 16 -15.5 -5.6 13 50 20790 180 14 0.0 14.0 | 82 20 -19.6 -2.8 14 30 23990 5 14 -1.2 -13.9 | 34 37 -20.8 -30.8 Wind Parameters Mean winds (0-6000m): 199.3 at 34.4 knts Storm direction: 229.3 at 25.8 knts Shear (0-3000m) pos: 3.0 neg: 1.6 tot: 4.5 10-3/s Storm rel Dir Shear (0-3000m): 64.8 deg Storm rel helicity (0-3000m) pos: 50.9 neg: -2.7 tot: 48.2 m^2/s^2 ave: 16.1 10^-3 m/s^2 rel: 0.50 Storm rel vorticity (0-3000m) horiz: 4.6 stream: 2.3 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 2.86 Bulk Shear: 38.40 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 ------------------------------------------------------------------------------- 500 213 19 82 9| 10.3 0.0 10.3| 17.3 0.0 17.3 34.7 0.67| 10.4 6.9 1000 212 21 95 9| 5.2 1.6 6.8| 17.9 0.0 17.9 17.9 0.53| 6.8 3.6 1500 208 21 101 10| 3.4 2.1 5.6| 17.9 -0.6 17.3 11.6 0.42| 5.6 2.3 2000 205 22 104 11| 2.6 2.4 5.0| 17.9 -2.7 15.3 7.6 0.32| 5.0 1.6 2500 202 22 107 12| 2.8 1.9 4.7| 34.0 -2.7 31.3 12.5 0.43| 4.8 2.0 3000 200 23 112 13| 3.0 1.6 4.5| 50.9 -2.7 48.2 16.1 0.50| 4.6 2.3 4000 198 26 122 14| 3.2 1.2 4.4| 85.7 -2.7 83.1 20.8 0.58| 4.5 2.6 5000 197 29 134 16| 3.9 1.0 4.8|154.2 -2.7 151.5 30.3 0.63| 4.9 3.1 6000 199 34 152 18| 5.1 0.8 5.9|313.0 -2.7 310.4 51.7 0.64| 6.1 3.9 Wrote GIF file: /home/apache/climate/data/raob//LTBM/skewt/LTBM.skewt.20251008.12.gif