UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025050512.upa.cvt Date: 1200Z 5 MAY 25 Searching for LFBD... Searching the city database file for: LFBD ... Date:1200Z 5 MAY 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 1008 61 16.2 6.2 51 10.0 10.7 360 9 288.7 289.7 283.6 305.4 5.90 1 1000 115 14.2 5.2 55 9.0 9.5 355 9 287.4 288.3 282.6 303.0 5.54 2 925 764 7.6 3.5 75 4.1 5.5 5 13 287.1 288.0 282.3 302.1 5.32 3 850 1453 1.8 -4.2 64 6.0 -0.7 40 13 288.0 288.6 280.3 297.6 3.29 4 700 2992 -4.7 -33.7 8 29.0 -10.4 345 11 297.3 297.3 280.6 298.3 0.32 5 500 5560 -21.5 -43.5 12 22.0 -23.9 285 17 306.8 306.9 284.4 307.4 0.16 6 400 7160 -34.5 -46.5 29 12.0 -35.3 280 17 310.2 310.2 285.5 310.7 0.15 7 300 9100 -49.7 -60.7 26 11.0 -50.0 255 21 315.3 315.3 287.2 315.4 0.04 8 275 9665 -52.5 -63.5 25 11.0 -52.7 260 13 319.2 319.2 288.5 319.3 0.03 9 250 10280 -52.1 -65.1 20 13.0 -52.4 295 17 328.6 328.6 291.3 328.7 0.02 10 200 11730 -51.9 -76.9 3 25.0 -52.3 280 13 350.6 350.6 296.8 350.6 0.01 11 150 13600 -51.7 -83.7 1 32.0 -52.2 335 7 381.0 381.0 302.4 381.0 0.00 12 100 16210 -53.5 -84.5 1 31.0 -54.1 290 13 424.4 424.4 308.2 424.4 0.00 TRP 275 9665 -52.5 -63.5 25 11.0 -52.7 260 13 319.2 319.2 288.5 319.3 0.03 WND Sounding variables and indices 1000-500 mb thick: 5445.00 m Freezing level: 808.46 mb = 1879.18 m = 6165.23 ft Wetbulb zero: 858.25 mb = 1374.28 m = 4508.73 ft Precipitable water: 0.45 inches Sfc-500 mean rel hum: 31.13 % Est. max temperature: 15.44 C = 59.79 F Sfc-Lift cond lev (LCL): 867.55 mb = 1286.48 m = 4220.67 ft T: 3.20 C 700-500 lapse rate: 6.54 C/km ThetaE index: 7.88 C Layer 1000.0- 700.0 mb Conv cond level (CCL): 860.69 mb = 1351.13 m = 4432.79 ft Mean mixing ratio: 5.39 g/kg Conv temperature: 15.40 C = 59.72 F Cap Strength: 3.31 C Lifted Index: 5.73 C Risk: None Lifted Index @300 mb: 9.17 C Lifted Index @700 mb: 3.31 C Showalter Index: 9.18 C Risk: None Total Totals Index: 40.60 C Risk: None Vertical Totals Index: 23.30 C Cross Totals Index: 17.30 C K Index: -9.90 Risk: None Sweat Index: 43.00 Risk: None Energy Index: 2.11 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1.22 J/kg Max Up Vert Vel: 1.56 m/s Conv Inhibition (B-): 11770.87 J/kg Cap Strength: 5.53 C Lift Cond Lev (LCL): 868.67 mb = 1275.98 m = 4186.25 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 3 at 10 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 1008 61 360 9 -0.0 -9.0 | 212 1 0.6 0.9 1 1000 115 355 9 0.8 -9.0 | 234 2 1.4 1.0 2 925 764 5 13 -1.1 -13.0 | 10 3 -0.6 -3.0 3 850 1453 40 13 -8.4 -10.0 | 90 8 -7.8 -0.0 4 700 2992 345 11 2.8 -10.6 | 281 3 3.4 -0.7 5 500 5560 285 17 16.4 -4.4 | 252 18 17.0 5.5 6 400 7160 280 17 16.7 -3.0 | 248 19 17.3 7.0 7 300 9100 255 21 20.3 5.4 | 234 26 20.9 15.4 8 275 9665 260 13 12.8 2.3 | 228 18 13.4 12.2 9 250 10280 295 17 15.4 -7.2 | 260 16 16.0 2.8 10 200 11730 280 13 12.8 -2.3 | 240 15 13.4 7.7 11 150 13600 335 7 3.0 -6.3 | 225 5 3.5 3.6 12 100 16210 290 13 12.2 -4.4 | 247 14 12.8 5.5 Wind Parameters Mean winds (0-6000m): 333.3 at 13.3 knts Storm direction: 3.3 at 10.0 knts Shear (0-3000m) pos: 1.3 neg: 1.8 tot: 3.2 10-3/s Storm rel Dir Shear (0-3000m): 69.8 deg Storm rel helicity (0-3000m) pos: 9.1 neg: -7.0 tot: 2.1 m^2/s^2 ave: 0.7 10^-3 m/s^2 rel: 0.08 Storm rel vorticity (0-3000m) horiz: 4.3 stream: 0.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.26 Bulk Shear: 4.72 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 ------------------------------------------------------------------------------- 500 359 10 287 1| 2.8 0.0 2.8| 0.9 0.0 0.9 1.8 0.85| 3.6 3.1 1000 5 11 13 2| 2.8 0.0 2.8| 4.2 0.0 4.2 4.2 0.81| 4.3 3.5 1500 14 12 55 3| 2.6 0.0 2.6| 9.1 -0.8 8.3 5.5 0.69| 4.7 3.2 2000 18 12 63 3| 2.0 1.0 3.0| 9.1 -3.7 5.4 2.7 0.42| 4.5 1.9 2500 16 12 60 3| 1.6 1.6 3.1| 9.1 -5.5 3.6 1.4 0.20| 4.4 0.9 3000 13 12 52 3| 1.3 1.8 3.2| 9.1 -7.0 2.1 0.7 0.08| 4.3 0.3 4000 2 12 358 2| 1.0 2.1 3.1| 9.1 -9.1 0.0 0.0 0.03| 3.9 0.1 5000 348 13 307 4| 0.8 2.3 3.1| 9.1 -18.4 -9.3 -1.9 -0.06| 3.8 -0.2 6000 333 13 286 7| 0.7 2.1 2.8| 9.1 -29.2 -20.1 -3.4 -0.11| 3.5 -0.4 Wrote GIF file: /home/apache/climate/data/raob//LFBD/skewt/LFBD.skewt.20250505.12.gif