UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025050500.upa.cvt Date: 0000Z 5 MAY 25 Searching for LFRB... Searching the city database file for: LFRB ... Date:0000Z 5 MAY 25 Station: LFRB WMO ident: 7110 Latitude: 48.45 Longitude: -4.42 Elevation: 103.00 ------------------------------------------------------------------------------- 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 1007 103 8.0 3.0 71 5.0 5.6 30 13 280.6 281.4 278.4 293.6 4.71 1 1000 154 8.6 6.1 84 2.5 7.3 35 15 281.8 282.8 280.5 298.0 5.91 2 925 796 5.0 -1.0 65 6.0 2.4 55 29 284.4 285.1 279.2 295.3 3.84 3 850 1478 -1.3 -4.5 79 3.2 -2.6 45 29 284.8 285.3 278.6 294.0 3.22 4 700 3019 -3.7 -33.7 8 30.0 -9.7 20 21 298.4 298.4 281.1 299.5 0.32 5 500 5600 -19.5 -41.5 12 22.0 -22.3 10 29 309.3 309.3 285.3 310.0 0.20 6 400 7210 -33.7 -46.7 26 13.0 -34.6 5 31 311.2 311.2 285.9 311.7 0.14 7 300 9160 -49.1 -59.1 30 10.0 -49.4 20 42 316.1 316.2 287.5 316.3 0.04 8 250 10340 -54.7 -65.7 24 11.0 -54.9 15 46 324.7 324.7 290.2 324.8 0.02 9 238 10653 -56.1 -69.1 18 13.0 -56.3 25 38 327.2 327.2 290.9 327.3 0.01 10 200 11760 -54.5 -73.5 8 19.0 -54.8 10 35 346.5 346.5 295.8 346.5 0.01 11 150 13600 -54.9 -85.9 1 31.0 -55.3 20 17 375.5 375.5 301.5 375.5 0.00 12 100 16200 -55.7 -86.7 1 31.0 -56.2 305 15 420.1 420.1 307.7 420.1 0.00 TRP 238 10653 -56.1 -69.1 18 13.0 -56.3 25 38 327.2 327.2 290.9 327.3 0.01 WND Sounding variables and indices 1000-500 mb thick: 5446.00 m Freezing level: 865.48 mb = 1337.27 m = 4387.31 ft Wetbulb zero: 888.98 mb = 1116.32 m = 3662.41 ft Precipitable water: 0.40 inches Sfc-500 mean rel hum: 34.58 % Est. max temperature: 12.17 C = 53.91 F Sfc-Lift cond lev (LCL): 932.89 mb = 726.05 m = 2382.03 ft T: 5.39 C 700-500 lapse rate: 6.12 C/km ThetaE index: 4.04 C Layer 925.0- 700.0 mb Conv cond level (CCL): 876.51 mb = 1230.26 m = 4036.24 ft Mean mixing ratio: 4.69 g/kg Conv temperature: 12.09 C = 53.76 F Cap Strength: 7.88 C Lifted Index: 12.06 C Risk: None Lifted Index @300 mb: 14.10 C Lifted Index @700 mb: 7.88 C Showalter Index: 13.76 C Risk: None Total Totals Index: 33.20 C Risk: None Vertical Totals Index: 18.20 C Cross Totals Index: 15.00 C K Index: -16.30 Risk: None Sweat Index: 87.00 Risk: None Energy Index: 3.44 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 6.91 J/kg Max Up Vert Vel: 3.72 m/s Conv Inhibition (B-): 14128.57 J/kg Cap Strength: 11.90 C Lift Cond Lev (LCL): 895.78 mb = 1054.93 m = 3461.01 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 56 at 19 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 1007 103 30 13 -6.5 -11.3 | 274 9 9.3 -0.7 1 1000 154 35 15 -8.6 -12.3 | 283 7 7.2 -1.7 2 925 796 55 29 -23.8 -16.6 | 53 10 -7.9 -6.1 3 850 1478 45 29 -20.5 -20.5 | 25 11 -4.7 -9.9 4 700 3019 20 21 -7.2 -19.7 | 317 13 8.7 -9.2 5 500 5600 10 29 -5.0 -28.6 | 329 21 10.8 -18.0 6 400 7210 5 31 -2.7 -30.9 | 327 24 13.1 -20.3 7 300 9160 20 42 -14.4 -39.5 | 357 29 1.5 -28.9 8 250 10340 15 46 -11.9 -44.4 | 353 34 3.9 -33.9 9 238 10653 25 38 -16.1 -34.4 | 1 24 -0.2 -23.9 10 200 11760 10 35 -6.1 -34.5 | 338 26 9.8 -23.9 11 150 13600 20 17 -5.8 -16.0 | 298 11 10.0 -5.4 12 100 16200 305 15 12.3 -8.6 | 266 28 28.1 2.0 Wind Parameters Mean winds (0-6000m): 26.3 at 25.4 knts Storm direction: 56.3 at 19.1 knts Shear (0-3000m) pos: 3.0 neg: 2.6 tot: 5.6 10-3/s Storm rel Dir Shear (0-3000m): 43.2 deg Storm rel helicity (0-3000m) pos: 25.0 neg: -51.7 tot: -26.7 m^2/s^2 ave: -8.9 10^-3 m/s^2 rel: -0.08 Storm rel vorticity (0-3000m) horiz: 6.4 stream: -0.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.66 Bulk Shear: 10.39 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 43 19 322 4| 13.6 0.0 13.6| 17.4 0.0 17.4 34.8 0.85| 13.8 11.7 1000 49 24 24 5| 9.0 0.0 9.0| 24.8 -5.9 18.9 18.9 0.62| 10.6 6.6 1500 48 25 27 7| 6.0 1.3 7.3| 24.8 -16.7 8.0 5.3 0.36| 8.5 3.0 2000 46 26 21 8| 4.5 2.1 6.6| 24.8 -29.7 -4.9 -2.4 0.15| 7.5 1.1 2500 43 26 12 8| 3.6 2.5 6.1| 24.8 -41.9 -17.2 -6.9 0.00| 6.9 0.0 3000 41 25 3 8| 3.0 2.6 5.6| 25.0 -51.7 -26.7 -8.9 -0.08| 6.4 -0.5 4000 36 24 350 9| 2.2 2.1 4.4| 31.4 -51.7 -20.2 -5.1 -0.03| 5.2 -0.2 5000 31 25 343 11| 1.8 1.9 3.7| 36.5 -51.7 -15.2 -3.0 -0.00| 4.5 -0.0 6000 26 25 339 13| 1.5 1.8 3.3| 38.3 -52.8 -14.5 -2.4 -0.00| 4.0 -0.0 Wrote GIF file: /home/apache/climate/data/raob//LFRB/skewt/LFRB.skewt.20250505.00.gif