UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025081000.upa.cvt Date: 0000Z 10 AUG 25 Searching for LFRB... Searching the city database file for: LFRB ... Date:0000Z 10 AUG 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 1017 103 12.6 9.2 80 3.4 10.7 355 7 284.4 285.6 283.1 304.3 7.19 1 1000 235 15.8 13.6 87 2.2 14.4 15 9 289.0 290.7 287.6 316.5 9.83 2 925 893 12.0 7.4 73 4.6 9.4 30 9 291.6 292.8 285.9 311.6 6.99 3 850 1605 15.0 -21.0 7 36.0 2.7 300 5 301.9 302.0 283.2 304.6 0.84 4 700 3225 8.4 -8.6 29 17.0 0.8 270 21 311.8 312.3 289.0 320.9 2.85 5 500 5930 -7.1 -26.1 20 19.0 -12.4 265 29 324.4 324.6 291.0 327.6 0.91 6 400 7620 -21.1 -34.1 30 13.0 -23.4 260 29 327.6 327.7 291.6 329.5 0.53 7 300 9680 -35.1 -50.1 20 15.0 -36.2 260 36 335.9 335.9 293.4 336.4 0.13 8 250 10920 -45.5 -57.5 25 12.0 -46.0 260 40 338.4 338.4 294.0 338.7 0.06 9 200 12370 -56.1 -62.1 47 6.0 -56.2 250 44 343.9 343.9 295.3 344.1 0.04 10 150 14180 -61.3 -81.3 5 20.0 -61.4 275 38 364.5 364.5 299.5 364.5 0.00 11 149 14221 -61.5 -81.5 5 20.0 -61.7 275 38 364.8 364.8 299.6 364.8 0.00 12 100 16690 -62.1 -88.1 2 26.0 -62.3 275 31 407.7 407.7 306.2 407.7 0.00 TRP 149 14221 -61.5 -81.5 5 20.0 -61.7 275 38 364.8 364.8 299.6 364.8 0.00 WND Sounding variables and indices 1000-500 mb thick: 5695.00 m Freezing level: 591.61 mb = 4690.94 m = 15390.02 ft Wetbulb zero: 687.31 mb = 3372.05 m = 11063.04 ft Precipitable water: 0.73 inches Sfc-500 mean rel hum: 32.12 % Est. max temperature: 27.72 C = 81.90 F Sfc-Lift cond lev (LCL): 966.21 mb = 525.17 m = 1722.96 ft T: 14.12 C 700-500 lapse rate: 5.73 C/km ThetaE index: 11.90 C Layer 925.0- 700.0 mb Conv cond level (CCL): 643.36 mb = 3903.33 m = 12806.05 ft Mean mixing ratio: 8.26 g/kg Conv temperature: 43.37 C = 110.06 F Cap Strength: 11.02 C Lifted Index: 13.27 C Risk: None Lifted Index @300 mb: 16.38 C Lifted Index @700 mb: 11.02 C Showalter Index: 18.47 C Risk: None Total Totals Index: 8.20 C Risk: None Vertical Totals Index: 22.10 C Cross Totals Index: -13.90 C K Index: -15.90 Risk: None Sweat Index: 39.00 Risk: None Energy Index: 4.83 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 14.33 J/kg Max Up Vert Vel: 5.35 m/s Conv Inhibition (B-): 11425.41 J/kg Cap Strength: 13.06 C Lift Cond Lev (LCL): 918.55 mb = 951.91 m = 3123.01 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 305 at 13 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 1017 103 355 7 0.6 -7.0 | 94 10 -10.3 0.7 1 1000 235 15 9 -2.3 -8.7 | 85 13 -13.2 -1.1 2 925 893 30 9 -4.5 -7.8 | 89 15 -15.4 -0.2 3 850 1605 300 5 4.3 -2.5 | 128 8 -6.6 5.1 4 700 3225 270 21 21.0 -0.0 | 233 13 10.1 7.6 5 500 5930 265 29 28.9 2.5 | 241 21 18.0 10.2 6 400 7620 260 29 28.6 5.0 | 234 22 17.7 12.7 7 300 9680 260 36 35.5 6.3 | 241 28 24.6 13.9 8 250 10920 260 40 39.4 6.9 | 243 32 28.5 14.6 9 200 12370 250 44 41.3 15.0 | 233 38 30.4 22.7 10 150 14180 275 38 37.9 -3.3 | 261 27 27.0 4.3 11 149 14221 275 38 37.9 -3.3 | 261 27 27.0 4.3 12 100 16690 275 31 30.9 -2.7 | 256 21 20.0 4.9 Wind Parameters Mean winds (0-6000m): 275.0 at 17.7 knts Storm direction: 305.0 at 13.3 knts Shear (0-3000m) pos: 0.8 neg: 4.2 tot: 5.0 10-3/s Storm rel Dir Shear (0-3000m): 138.7 deg Storm rel helicity (0-3000m) pos: 31.0 neg: -5.8 tot: 25.3 m^2/s^2 ave: 8.4 10^-3 m/s^2 rel: 0.44 Storm rel vorticity (0-3000m) horiz: 5.7 stream: 2.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.24 Bulk Shear: 59.45 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 16 9 87 13| 4.5 0.0 4.5| 1.6 -4.8 -3.2 -6.4 -0.25| 4.8 -1.2 1000 19 9 87 14| 2.3 1.6 3.9| 4.0 -5.8 -1.8 -1.8 -0.08| 4.8 -0.4 1500 13 8 89 13| 1.5 3.3 4.8| 16.8 -5.8 11.1 7.4 0.29| 5.8 1.7 2000 356 8 89 10| 1.1 3.5 4.6| 21.5 -5.8 15.7 7.9 0.36| 5.7 2.0 2500 332 9 89 7| 0.9 3.9 4.8| 27.1 -5.8 21.3 8.5 0.46| 5.6 2.6 3000 309 10 112 3| 0.8 4.2 5.0| 31.0 -5.8 25.3 8.4 0.44| 5.7 2.5 4000 288 13 202 4| 0.6 3.7 4.2| 34.8 -5.8 29.1 7.3 0.42| 4.8 2.0 5000 280 15 221 7| 0.5 3.3 3.7| 38.0 -5.8 32.3 6.5 0.41| 4.1 1.7 6000 275 18 228 9| 0.4 2.9 3.3| 40.0 -7.0 33.0 5.5 0.38| 3.7 1.4 Wrote GIF file: /home/apache/climate/data/raob//LFRB/skewt/LFRB.skewt.20250810.00.gif