UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025080800.upa.cvt Date: 0000Z 8 AUG 25 Searching for LFRB... Searching the city database file for: LFRB ... Date:0000Z 8 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 1008 103 16.2 14.1 87 2.1 14.9 315 9 288.7 290.5 287.7 316.9 10.08 1 1000 162 16.4 15.7 96 0.7 16.0 315 9 289.5 291.5 289.1 321.2 11.28 2 925 823 13.8 13.8 100 0.0 13.8 255 13 293.4 295.3 290.0 324.2 10.78 3 850 1531 12.2 0.2 44 12.0 6.1 270 21 298.9 299.8 286.2 312.6 4.56 4 700 3147 7.0 -6.0 39 13.0 1.0 260 33 310.2 310.9 289.1 321.3 3.49 5 500 5830 -7.5 -26.5 20 19.0 -12.7 255 54 323.9 324.1 290.9 327.0 0.88 6 400 7530 -19.3 -34.3 25 15.0 -22.1 255 60 329.9 330.0 292.2 331.8 0.52 7 300 9600 -34.1 -48.1 23 14.0 -35.3 250 71 337.3 337.3 293.8 338.0 0.16 8 250 10850 -44.9 -52.9 40 8.0 -45.3 245 75 339.3 339.3 294.3 339.8 0.11 9 200 12300 -57.1 -62.1 53 5.0 -57.2 245 77 342.3 342.4 294.9 342.5 0.04 10 181 12928 -60.9 -65.8 52 4.9 -61.0 240 85 346.1 346.1 295.8 346.2 0.03 11 169 13353 -63.5 -68.4 51 4.9 -63.6 245 81 348.6 348.6 296.3 348.7 0.02 12 150 14090 -61.7 -78.7 9 17.0 -61.9 255 62 363.8 363.8 299.4 363.8 0.01 13 100 16610 -59.5 -87.5 1 28.0 -59.8 250 29 412.8 412.8 306.9 412.8 0.00 TRP 169 13353 -63.5 -68.4 51 4.9 -63.6 245 81 348.6 348.6 296.3 348.7 0.02 WND 181 12928 -60.9 -65.8 52 4.9 -61.0 240 85 346.1 346.1 295.8 346.2 0.03 Sounding variables and indices 1000-500 mb thick: 5668.00 m Freezing level: 603.45 mb = 4442.24 m = 14574.11 ft Wetbulb zero: 685.98 mb = 3308.37 m = 10854.09 ft Precipitable water: 1.05 inches Sfc-500 mean rel hum: 46.23 % Est. max temperature: 25.84 C = 78.52 F Sfc-Lift cond lev (LCL): 977.04 mb = 358.95 m = 1177.63 ft T: 15.63 C 700-500 lapse rate: 5.40 C/km ThetaE index: 11.59 C Layer 850.0- 700.0 mb Conv cond level (CCL): 927.05 mb = 804.22 m = 2638.50 ft Mean mixing ratio: 10.80 g/kg Conv temperature: 20.83 C = 69.49 F Cap Strength: 5.57 C Lifted Index: 7.60 C Risk: None Lifted Index @300 mb: 11.17 C Lifted Index @700 mb: 5.57 C Showalter Index: 13.22 C Risk: None Total Totals Index: 27.40 C Risk: None Vertical Totals Index: 19.70 C Cross Totals Index: 7.70 C K Index: 6.90 Risk: None Sweat Index: 98.40 Risk: None Energy Index: 3.09 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 18.94 J/kg Max Up Vert Vel: 6.15 m/s Conv Inhibition (B-): 8006.18 J/kg Cap Strength: 7.40 C Lift Cond Lev (LCL): 948.71 mb = 608.44 m = 1996.16 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 290 at 25 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 103 315 9 6.4 -6.4 | 96 17 -16.8 1.9 1 1000 162 315 9 6.4 -6.4 | 96 17 -16.8 1.9 2 925 823 255 13 12.6 3.4 | 138 16 -10.6 11.6 3 850 1531 270 21 21.0 -0.0 | 165 8 -2.1 8.2 4 700 3147 260 33 32.5 5.7 | 214 17 9.4 13.9 5 500 5830 255 54 52.2 14.0 | 233 37 29.0 22.2 6 400 7530 255 60 58.0 15.5 | 236 42 34.8 23.7 7 300 9600 250 71 66.7 24.3 | 233 54 43.6 32.5 8 250 10850 245 75 68.0 31.7 | 228 60 44.8 39.9 9 200 12300 245 77 69.8 32.5 | 229 62 46.6 40.8 10 181 12928 240 85 73.6 42.5 | 225 72 50.5 50.7 11 169 13353 245 81 73.4 34.2 | 230 66 50.3 42.5 12 150 14090 255 62 59.9 16.0 | 237 44 36.7 24.3 13 100 16610 250 29 27.3 9.9 | 193 19 4.1 18.1 Wind Parameters Mean winds (0-6000m): 259.6 at 32.7 knts Storm direction: 289.6 at 24.6 knts Shear (0-3000m) pos: 1.0 neg: 4.2 tot: 5.3 10-3/s Storm rel Dir Shear (0-3000m): 117.1 deg Storm rel helicity (0-3000m) pos: 82.7 neg: 0.0 tot: 82.7 m^2/s^2 ave: 27.6 10^-3 m/s^2 rel: 0.74 Storm rel vorticity (0-3000m) horiz: 5.7 stream: 4.3 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.23 Bulk Shear: 83.88 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 ------------------------------------------------------------------------------- 500 295 10 106 14| 0.0 7.7 7.7| 24.5 0.0 24.5 48.9 0.84| 7.9 6.6 1000 273 12 124 14| 0.0 6.7 6.7| 47.4 0.0 47.4 47.4 0.82| 7.9 6.4 1500 271 14 132 12| 2.1 4.5 6.6| 58.6 0.0 58.6 39.1 0.77| 7.4 5.7 2000 270 16 141 11| 1.6 4.3 5.9| 67.3 0.0 67.3 33.6 0.80| 6.5 5.2 2500 268 19 153 10| 1.2 4.3 5.5| 75.5 0.0 75.5 30.2 0.78| 6.0 4.7 3000 266 21 165 10| 1.0 4.2 5.3| 82.7 0.0 82.7 27.6 0.74| 5.7 4.3 4000 264 24 186 11| 0.8 4.2 5.0|103.1 0.0 103.1 25.8 0.70| 5.3 3.7 5000 261 29 202 14| 0.6 4.2 4.8|121.2 0.0 121.2 24.2 0.63| 5.1 3.2 6000 260 33 213 17| 0.5 4.0 4.6|135.5 0.0 135.5 22.6 0.59| 4.8 2.8 Wrote GIF file: /home/apache/climate/data/raob//LFRB/skewt/LFRB.skewt.20250808.00.gif