UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025051612.upa.cvt Date: 1200Z 16 MAY 25 Searching for LFBD... Searching the city database file for: LFBD ... Date:1200Z 16 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 1014 61 19.8 8.8 49 11.0 13.4 360 5 291.8 293.0 286.0 311.9 7.02 1 1000 168 17.8 7.8 52 10.0 12.1 40 7 291.0 292.1 285.3 309.9 6.64 2 925 827 12.0 6.0 67 6.0 8.8 10 9 291.6 292.7 285.2 309.8 6.34 3 850 1528 6.6 0.6 65 6.0 3.7 70 13 293.1 293.9 284.1 306.8 4.70 4 700 3104 0.8 -25.2 12 26.0 -6.3 45 17 303.4 303.5 283.7 305.7 0.70 5 500 5730 -15.7 -28.7 32 13.0 -18.4 25 23 313.9 314.0 287.5 316.4 0.72 6 400 7370 -28.5 -43.5 22 15.0 -30.0 40 19 317.9 318.0 288.3 318.7 0.20 7 300 9350 -46.1 -54.1 40 8.0 -46.4 35 23 320.4 320.4 288.9 320.7 0.08 8 250 10540 -54.7 -64.7 28 10.0 -54.9 30 27 324.7 324.7 290.2 324.8 0.03 9 209 11675 -60.1 -72.1 19 12.0 -60.2 30 23 333.4 333.4 292.6 333.4 0.01 10 200 11950 -60.1 -72.1 19 12.0 -60.2 35 23 337.6 337.6 293.7 337.6 0.01 11 150 13750 -57.7 -87.7 1 30.0 -58.0 340 19 370.7 370.7 300.7 370.7 0.00 12 100 16310 -55.9 -86.9 1 31.0 -56.4 300 15 419.7 419.7 307.7 419.7 0.00 TRP 209 11675 -60.1 -72.1 19 12.0 -60.2 30 23 333.4 333.4 292.6 333.4 0.01 WND Sounding variables and indices 1000-500 mb thick: 5562.00 m Freezing level: 690.30 mb = 3231.32 m = 10601.32 ft Wetbulb zero: 794.72 mb = 2073.87 m = 6803.97 ft Precipitable water: 0.64 inches Sfc-500 mean rel hum: 36.60 % Est. max temperature: 20.80 C = 69.44 F Sfc-Lift cond lev (LCL): 860.94 mb = 1422.02 m = 4665.36 ft T: 7.42 C 700-500 lapse rate: 6.28 C/km ThetaE index: 6.16 C Layer 1000.0- 500.0 mb Conv cond level (CCL): 773.83 mb = 2290.09 m = 7513.33 ft Mean mixing ratio: 6.51 g/kg Conv temperature: 26.05 C = 78.90 F Cap Strength: 4.94 C Lifted Index: 6.63 C Risk: None Lifted Index @300 mb: 7.61 C Lifted Index @700 mb: 4.94 C Showalter Index: 8.66 C Risk: None Total Totals Index: 38.60 C Risk: None Vertical Totals Index: 22.30 C Cross Totals Index: 16.30 C K Index: -3.10 Risk: None Sweat Index: 56.20 Risk: None Energy Index: 2.06 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1.47 J/kg Max Up Vert Vel: 1.71 m/s Conv Inhibition (B-): 10251.04 J/kg Cap Strength: 6.56 C Lift Cond Lev (LCL): 852.54 mb = 1503.24 m = 4931.84 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 68 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 1014 61 360 5 -0.0 -5.0 | 273 11 11.4 -0.5 1 1000 168 40 7 -4.5 -5.4 | 277 7 6.9 -0.9 2 925 827 10 9 -1.6 -8.9 | 294 11 9.8 -4.4 3 850 1528 70 13 -12.2 -4.4 | 93 1 -0.8 0.0 4 700 3104 45 17 -12.0 -12.0 | 5 8 -0.6 -7.5 5 500 5730 25 23 -9.7 -20.8 | 354 16 1.7 -16.4 6 400 7370 40 19 -12.2 -14.6 | 5 10 -0.8 -10.1 7 300 9350 35 23 -13.2 -18.8 | 7 14 -1.8 -14.4 8 250 10540 30 27 -13.5 -23.4 | 6 19 -2.1 -18.9 9 209 11675 30 23 -11.5 -19.9 | 0 15 -0.1 -15.4 10 200 11950 35 23 -13.2 -18.8 | 7 14 -1.8 -14.4 11 150 13750 340 19 6.5 -17.9 | 307 22 17.9 -13.4 12 100 16310 300 15 13.0 -7.5 | 277 25 24.4 -3.0 Wind Parameters Mean winds (0-6000m): 38.5 at 16.3 knts Storm direction: 68.5 at 12.2 knts Shear (0-3000m) pos: 2.1 neg: 1.2 tot: 3.3 10-3/s Storm rel Dir Shear (0-3000m): 92.9 deg Storm rel helicity (0-3000m) pos: 14.8 neg: -2.9 tot: 11.9 m^2/s^2 ave: 4.0 10^-3 m/s^2 rel: 0.22 Storm rel vorticity (0-3000m) horiz: 4.8 stream: 1.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.13 Bulk Shear: 11.36 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 29 7 283 8| 4.1 0.0 4.1| 5.5 0.0 5.5 11.0 0.38| 6.9 2.6 1000 22 8 290 9| 3.3 0.0 3.3| 11.6 0.0 11.6 11.6 0.43| 6.0 2.6 1500 37 9 298 7| 4.2 0.0 4.2| 14.8 0.0 14.8 9.9 0.46| 7.0 3.2 2000 46 10 305 5| 3.2 0.6 3.7| 14.8 -0.5 14.2 7.1 0.35| 5.8 2.0 2500 49 11 316 4| 2.5 1.0 3.5| 14.8 -1.4 13.4 5.4 0.28| 5.2 1.5 3000 49 12 328 4| 2.1 1.2 3.3| 14.8 -2.9 11.9 4.0 0.22| 4.8 1.1 4000 46 14 343 5| 1.6 1.4 2.9| 14.8 -4.2 10.6 2.6 0.18| 4.0 0.7 5000 43 15 349 7| 1.3 1.4 2.7| 14.8 -7.4 7.4 1.5 0.13| 3.6 0.5 6000 38 16 352 8| 1.1 1.4 2.4| 17.0 -10.7 6.4 1.1 0.11| 3.3 0.4 Wrote GIF file: /home/apache/climate/data/raob//LFBD/skewt/LFBD.skewt.20250516.12.gif