UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101512.upa.cvt Date: 1200Z 15 OCT 25 Searching for LFBD... Searching the city database file for: LFBD ... Date:1200Z 15 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 1015 61 17.0 10.0 63 7.0 12.9 60 3 288.9 290.3 285.4 310.4 7.61 1 1000 177 14.0 9.0 72 5.0 11.2 55 3 287.1 288.4 284.3 307.4 7.21 2 925 831 14.2 1.2 41 13.0 7.6 320 3 293.8 294.6 284.2 307.0 4.51 3 850 1541 11.4 -5.6 30 17.0 3.8 50 3 298.1 298.6 284.2 307.1 2.96 4 700 3131 1.6 -11.4 37 13.0 -3.4 40 9 304.3 304.7 285.8 311.4 2.28 5 500 5760 -15.5 -34.5 18 19.0 -18.9 5 9 314.1 314.2 287.3 315.6 0.41 6 400 7390 -29.9 -41.9 30 12.0 -31.1 335 11 316.1 316.2 287.8 317.0 0.24 7 300 9380 -44.5 -57.5 22 13.0 -45.0 315 11 322.6 322.6 289.6 322.9 0.05 8 250 10580 -51.5 -65.5 17 14.0 -51.8 350 9 329.5 329.5 291.6 329.6 0.02 9 200 12010 -56.3 -74.3 9 18.0 -56.5 350 3 343.6 343.6 295.2 343.6 0.01 10 182 12604 -58.5 -76.5 8 18.0 -58.7 315 15 349.4 349.4 296.5 349.4 0.01 11 150 13810 -60.3 -87.3 2 27.0 -60.5 335 13 366.2 366.2 299.9 366.2 0.00 12 100 16330 -62.7 -91.7 1 29.0 -62.9 310 13 406.6 406.6 306.1 406.6 0.00 TRP 182 12604 -58.5 -76.5 8 18.0 -58.7 315 15 349.4 349.4 296.5 349.4 0.01 WND Sounding variables and indices 1000-500 mb thick: 5583.00 m Freezing level: 681.29 mb = 3376.99 m = 11079.22 ft Wetbulb zero: 770.96 mb = 2340.24 m = 7677.87 ft Precipitable water: 0.62 inches Sfc-500 mean rel hum: 34.25 % Est. max temperature: 25.32 C = 77.58 F Sfc-Lift cond lev (LCL): 914.23 mb = 929.34 m = 3048.97 ft T: 13.81 C 700-500 lapse rate: 6.50 C/km ThetaE index: 3.34 C Layer 1000.0- 850.0 mb Conv cond level (CCL): 690.43 mb = 3238.56 m = 10625.07 ft Mean mixing ratio: 5.93 g/kg Conv temperature: 32.83 C = 91.09 F Cap Strength: 7.38 C Lifted Index: 8.42 C Risk: None Lifted Index @300 mb: 10.91 C Lifted Index @700 mb: 6.97 C Showalter Index: 8.68 C Risk: None Total Totals Index: 36.80 C Risk: None Vertical Totals Index: 26.90 C Cross Totals Index: 9.90 C K Index: 8.30 Risk: None Sweat Index: 15.00 Risk: None Energy Index: 1.86 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 11.18 J/kg Max Up Vert Vel: 4.73 m/s Conv Inhibition (B-): 10957.65 J/kg Cap Strength: 8.30 C Lift Cond Lev (LCL): 845.49 mb = 1584.59 m = 5198.74 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 55 at 5 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 1015 61 60 3 -2.6 -1.5 | 228 2 1.6 1.4 1 1000 177 55 3 -2.5 -1.7 | 235 2 1.7 1.2 2 925 831 320 3 1.9 -2.3 | 264 6 6.1 0.6 3 850 1541 50 3 -2.3 -1.9 | 242 2 1.9 1.0 4 700 3131 40 9 -5.8 -6.9 | 22 4 -1.6 -4.0 5 500 5760 5 9 -0.8 -9.0 | 331 7 3.4 -6.0 6 400 7390 335 11 4.6 -10.0 | 309 11 8.8 -7.0 7 300 9380 315 11 7.8 -7.8 | 292 13 12.0 -4.9 8 250 10580 350 9 1.6 -8.9 | 316 8 5.7 -5.9 9 200 12010 350 3 0.5 -3.0 | 270 5 4.7 -0.0 10 182 12604 315 15 10.6 -10.6 | 297 17 14.8 -7.7 11 150 13810 335 13 5.5 -11.8 | 312 13 9.7 -8.9 12 100 16330 310 13 10.0 -8.4 | 291 15 14.1 -5.4 Wind Parameters Mean winds (0-6000m): 25.1 at 6.8 knts Storm direction: 55.1 at 5.1 knts Shear (0-3000m) pos: 0.5 neg: 1.0 tot: 1.6 10-3/s Storm rel Dir Shear (0-3000m): 153.7 deg Storm rel helicity (0-3000m) pos: 2.9 neg: -1.6 tot: 1.3 m^2/s^2 ave: 0.4 10^-3 m/s^2 rel: 0.22 Storm rel vorticity (0-3000m) horiz: 2.6 stream: 0.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 5.60 Bulk Shear: 2.00 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 35 3 259 2| 0.0 3.1 3.1| 1.2 0.0 1.2 2.4 0.58| 3.3 1.9 1000 6 3 271 4| 0.0 1.8 1.8| 1.9 -0.8 1.1 1.1 0.28| 3.3 0.9 1500 12 3 270 4| 1.1 1.2 2.2| 2.0 -1.6 0.3 0.2 0.06| 3.3 0.2 2000 26 3 270 3| 0.8 0.9 1.7| 2.3 -1.6 0.7 0.3 0.16| 2.9 0.5 2500 33 4 277 2| 0.6 0.9 1.6| 2.7 -1.6 1.0 0.4 0.22| 2.8 0.6 3000 35 4 294 2| 0.5 1.0 1.6| 2.9 -1.6 1.3 0.4 0.22| 2.6 0.6 4000 35 6 328 2| 0.4 1.0 1.4| 2.9 -3.8 -0.9 -0.2 0.09| 2.2 0.2 5000 31 6 338 3| 0.3 0.9 1.2| 2.9 -6.4 -3.5 -0.7 -0.01| 2.0 -0.0 6000 25 7 338 3| 0.3 0.9 1.2| 2.9 -9.6 -6.7 -1.1 -0.09| 1.9 -0.2 Wrote GIF file: /home/apache/climate/data/raob//LFBD/skewt/LFBD.skewt.20251015.12.gif