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 LFBD... Searching the city database file for: LFBD ... Date:1200Z 17 OCT 25 Station: LFBD WMO ident: 7510 Latitude: 44.83 Longitude: -0.70 Elevation: 61.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- SFC 1013 61 18.6 12.6 68 6.0 14.9 60 5 290.7 292.3 287.5 316.4 9.08 1 1000 158 17.2 11.2 68 6.0 13.6 75 5 290.4 291.8 286.8 314.1 8.37 2 925 817 13.0 5.0 58 8.0 8.7 145 5 292.6 293.7 285.2 309.7 5.91 3 850 1526 11.2 -7.8 26 19.0 3.1 80 5 297.9 298.3 283.6 305.5 2.50 4 700 3120 2.2 -21.8 15 24.0 -5.1 335 7 304.9 305.1 284.6 308.1 0.95 5 500 5740 -15.3 -39.3 11 24.0 -19.1 65 15 314.4 314.4 287.2 315.3 0.25 6 400 7380 -28.7 -49.7 11 21.0 -30.4 40 17 317.7 317.7 288.1 318.1 0.10 7 300 9370 -44.1 -61.1 13 17.0 -44.6 20 21 323.2 323.2 289.8 323.3 0.03 8 250 10570 -53.5 -66.5 19 13.0 -53.7 5 21 326.5 326.5 290.7 326.6 0.02 9 212 11609 -60.9 -69.9 30 9.0 -61.0 350 17 330.8 330.8 291.9 330.8 0.01 10 200 11970 -60.9 -70.9 26 10.0 -61.0 340 13 336.3 336.3 293.4 336.4 0.01 11 150 13770 -60.9 -89.9 1 29.0 -61.1 345 19 365.2 365.2 299.7 365.2 0.00 12 100 16280 -61.7 -90.7 1 29.0 -61.9 315 9 408.5 408.5 306.3 408.5 0.00 TRP 212 11609 -60.9 -69.9 30 9.0 -61.0 350 17 330.8 330.8 291.9 330.8 0.01 WND Sounding variables and indices 1000-500 mb thick: 5582.00 m Freezing level: 674.86 mb = 3449.37 m = 11316.70 ft Wetbulb zero: 792.85 mb = 2097.40 m = 6881.14 ft Precipitable water: 0.55 inches Sfc-500 mean rel hum: 24.96 % Est. max temperature: 24.87 C = 76.77 F Sfc-Lift cond lev (LCL): 926.61 mb = 802.34 m = 2632.33 ft T: 13.09 C 700-500 lapse rate: 6.68 C/km ThetaE index: 10.86 C Layer 1000.0- 700.0 mb Conv cond level (CCL): 732.96 mb = 2742.27 m = 8996.83 ft Mean mixing ratio: 7.14 g/kg Conv temperature: 31.24 C = 88.23 F Cap Strength: 5.34 C Lifted Index: 5.77 C Risk: None Lifted Index @300 mb: 8.23 C Lifted Index @700 mb: 5.34 C Showalter Index: 9.93 C Risk: None Total Totals Index: 34.00 C Risk: None Vertical Totals Index: 26.50 C Cross Totals Index: 7.50 C K Index: -5.30 Risk: None Sweat Index: 25.00 Risk: None Energy Index: 2.13 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 5.28 J/kg Max Up Vert Vel: 3.25 m/s Conv Inhibition (B-): 8737.29 J/kg Cap Strength: 5.71 C Lift Cond Lev (LCL): 867.31 mb = 1356.95 m = 4451.89 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 78 at 6 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 1013 61 60 5 -4.3 -2.5 | 301 2 1.9 -1.2 1 1000 158 75 5 -4.8 -1.3 | 268 1 1.4 0.0 2 925 817 145 5 -2.9 4.1 | 212 6 3.4 5.4 3 850 1526 80 5 -4.9 -0.9 | 251 1 1.3 0.5 4 700 3120 335 7 3.0 -6.3 | 299 10 9.2 -5.0 5 500 5740 65 15 -13.6 -6.3 | 56 9 -7.4 -5.0 6 400 7380 40 17 -10.9 -13.0 | 22 13 -4.7 -11.7 7 300 9370 20 21 -7.2 -19.7 | 3 18 -0.9 -18.4 8 250 10570 5 21 -1.8 -20.9 | 347 20 4.4 -19.6 9 212 11609 350 17 3.0 -16.7 | 329 18 9.2 -15.4 10 200 11970 340 13 4.4 -12.2 | 316 15 10.7 -10.9 11 150 13770 345 19 4.9 -18.4 | 327 20 11.2 -17.0 12 100 16280 315 9 6.4 -6.4 | 292 14 12.6 -5.0 Wind Parameters Mean winds (0-6000m): 47.9 at 8.5 knts Storm direction: 77.9 at 6.4 knts Shear (0-3000m) pos: 0.9 neg: 1.9 tot: 2.8 10-3/s Storm rel Dir Shear (0-3000m): -1.0 deg Storm rel helicity (0-3000m) pos: 2.2 neg: -7.7 tot: -5.5 m^2/s^2 ave: -1.8 10^-3 m/s^2 rel: -0.10 Storm rel vorticity (0-3000m) horiz: 4.0 stream: -0.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.17 Bulk Shear: 4.53 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 90 5 223 2| 5.0 0.0 5.0| 0.0 -1.4 -1.4 -2.8 -0.59| 5.2 -3.1 1000 111 5 207 4| 2.7 0.0 2.7| 0.5 -1.9 -1.4 -1.4 -0.34| 4.5 -1.5 1500 107 5 208 3| 1.8 1.3 3.1| 1.4 -1.9 -0.6 -0.4 -0.11| 4.3 -0.5 2000 94 5 214 2| 1.3 1.7 3.1| 2.2 -1.9 0.3 0.1 0.03| 4.1 0.1 2500 79 5 253 1| 1.1 1.9 3.0| 2.2 -2.9 -0.7 -0.3 -0.01| 4.0 -0.0 3000 63 5 311 2| 0.9 1.9 2.8| 2.2 -7.7 -5.5 -1.8 -0.10| 4.0 -0.4 4000 30 6 322 5| 0.5 1.5 2.0| 16.6 -8.1 8.5 2.1 0.10| 3.7 0.4 5000 33 7 334 5| 1.1 1.2 2.3| 34.5 -8.1 26.4 5.3 0.28| 3.7 1.1 6000 48 9 1 4| 1.4 1.0 2.4| 48.1 -10.8 37.3 6.2 0.35| 3.7 1.3 Wrote GIF file: /home/apache/climate/data/raob//LFBD/skewt/LFBD.skewt.20251017.12.gif