UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025080500.upa.cvt Date: 0000Z 5 AUG 25 Searching for LFRB... Searching the city database file for: LFRB ... Date:0000Z 5 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 1012 103 14.4 11.6 83 2.8 12.7 335 13 286.6 288.1 285.4 310.2 8.50 1 1000 193 15.2 13.3 88 1.9 14.0 340 17 288.4 290.0 287.2 315.3 9.64 2 925 850 11.4 5.4 67 6.0 8.2 350 19 291.0 292.0 284.7 308.4 6.08 3 850 1558 12.4 -25.6 5 38.0 1.0 305 15 299.1 299.2 281.7 301.0 0.56 4 700 3162 6.8 270 36 310.0 5 500 5830 -8.1 -8.6 96 0.5 -8.3 255 66 323.2 324.0 293.4 336.4 4.00 6 400 7530 -18.7 -23.4 66 4.7 -20.0 250 68 330.7 331.0 293.3 335.8 1.45 7 300 9620 -32.3 -46.3 24 14.0 -33.7 260 81 339.9 339.9 294.5 340.7 0.20 8 270 10355 -38.3 -50.0 28 11.7 -39.2 255 85 341.5 341.5 294.8 342.1 0.15 9 250 10880 -42.7 -52.7 33 10.0 -43.3 250 81 342.6 342.6 295.0 343.1 0.12 10 200 12340 -53.9 -63.9 28 10.0 -54.1 245 83 347.4 347.4 296.1 347.6 0.04 11 150 14150 -61.9 -76.9 12 15.0 -62.0 260 66 363.4 363.4 299.4 363.5 0.01 12 147 14274 -62.5 -77.5 12 15.0 -62.6 255 62 364.5 364.5 299.6 364.5 0.01 13 100 16660 -59.9 -83.9 3 24.0 -60.2 255 33 412.0 412.0 306.7 412.0 0.00 TRP 147 14274 -62.5 -77.5 12 15.0 -62.6 255 62 364.5 364.5 299.6 364.5 0.01 WND 270 10355 -38.3 -50.0 28 11.7 -39.2 255 85 341.5 341.5 294.8 342.1 0.15 Sounding variables and indices 1000-500 mb thick: 5637.00 m Freezing level: 608.72 mb = 4379.61 m = 14368.63 ft Wetbulb zero: 811.84 mb = 1937.51 m = 6356.59 ft Precipitable water: 0.84 inches Sfc-500 mean rel hum: 57.91 % Est. max temperature: 25.63 C = 78.14 F Sfc-Lift cond lev (LCL): 970.45 mb = 445.77 m = 1462.50 ft T: 13.74 C 700-500 lapse rate: 5.58 C/km ThetaE index: 14.33 C Layer 925.0- 700.0 mb Conv cond level (CCL): 650.78 mb = 3740.10 m = 12270.52 ft Mean mixing ratio: 7.63 g/kg Conv temperature: 40.82 C = 105.47 F Cap Strength: 10.30 C Lifted Index: 13.38 C Risk: None Lifted Index @300 mb: 20.50 C Lifted Index @700 mb: 10.30 C Showalter Index: 19.71 C Risk: None Total Totals Index: 3.00 C Risk: None Vertical Totals Index: 20.50 C Cross Totals Index: -17.50 C K Index: -31.28 Risk: None Sweat Index: 96.00 Risk: None Energy Index: 7.11 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 7.51 J/kg Max Up Vert Vel: 3.88 m/s Conv Inhibition (B-): 12958.22 J/kg Cap Strength: 13.27 C Lift Cond Lev (LCL): 904.70 mb = 1035.77 m = 3398.14 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 300 at 28 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 1012 103 335 13 5.5 -11.8 | 97 19 -18.5 2.1 1 1000 193 340 17 5.8 -16.0 | 84 18 -18.2 -2.0 2 925 850 350 19 3.3 -18.7 | 77 21 -20.7 -4.8 3 850 1558 305 15 12.3 -8.6 | 114 13 -11.7 5.3 4 700 3162 270 36 36.0 -0.0 | 221 18 12.0 13.9 5 500 5830 255 66 63.8 17.1 | 232 50 39.8 31.0 6 400 7530 250 68 63.9 23.3 | 227 55 39.9 37.2 7 300 9620 260 81 79.8 14.1 | 243 62 55.8 28.0 8 270 10355 255 85 82.1 22.0 | 238 68 58.1 35.9 9 250 10880 250 81 76.1 27.7 | 231 67 52.1 41.6 10 200 12340 245 83 75.2 35.1 | 226 71 51.2 49.0 11 150 14150 260 66 65.0 11.5 | 238 48 41.0 25.4 12 147 14274 255 62 59.9 16.0 | 230 47 35.9 30.0 13 100 16660 255 33 31.9 8.5 | 199 24 7.9 22.5 Wind Parameters Mean winds (0-6000m): 270.1 at 37.0 knts Storm direction: 300.1 at 27.7 knts Shear (0-3000m) pos: 1.0 neg: 6.0 tot: 7.1 10-3/s Storm rel Dir Shear (0-3000m): 123.9 deg Storm rel helicity (0-3000m) pos: 66.9 neg: -31.3 tot: 35.6 m^2/s^2 ave: 11.9 10^-3 m/s^2 rel: 0.37 Storm rel vorticity (0-3000m) horiz: 7.9 stream: 3.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.04 Bulk Shear: 168.43 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 ------------------------------------------------------------------------------- 500 342 17 83 19| 6.2 0.0 6.2| 0.0 -28.0 -28.0 -55.9 -0.88| 6.7 -5.9 1000 344 18 81 19| 3.1 2.0 5.1| 9.4 -31.3 -21.9 -21.9 -0.34| 6.5 -2.2 1500 337 17 84 17| 2.1 4.3 6.3| 36.7 -31.3 5.4 3.6 0.15| 7.4 1.1 2000 327 18 87 14| 1.6 4.7 6.3| 46.3 -31.3 15.0 7.5 0.26| 7.5 1.9 2500 315 19 92 10| 1.2 5.4 6.7| 58.6 -31.3 27.3 10.9 0.39| 7.7 3.0 3000 303 21 111 7| 1.0 6.0 7.1| 66.9 -31.3 35.6 11.9 0.37| 7.9 3.0 4000 288 26 187 6| 0.8 6.1 6.9| 90.9 -31.3 59.6 14.9 0.36| 7.5 2.7 5000 278 31 216 12| 0.6 6.1 6.8|100.5 -31.3 69.1 13.8 0.32| 7.3 2.3 6000 270 37 223 19| 0.5 6.0 6.5|100.5 -48.9 51.6 8.6 0.26| 7.0 1.8 Wrote GIF file: /home/apache/climate/data/raob//LFRB/skewt/LFRB.skewt.20250805.00.gif