UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100900.upa.cvt Date: 0000Z 9 OCT 25 Searching for LFRB... Searching the city database file for: LFRB ... Date:0000Z 9 OCT 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 1016 103 12.2 10.3 88 1.9 11.1 0 5 284.1 285.4 283.6 305.5 7.76 1 1000 226 12.8 11.9 94 0.9 12.3 15 7 286.0 287.5 285.4 310.3 8.78 2 925 877 9.2 8.6 96 0.6 8.9 0 11 288.7 290.1 285.4 310.1 7.60 3 850 1578 9.6 -24.4 7 34.0 -0.3 30 11 296.2 296.3 280.6 298.2 0.62 4 700 3168 2.8 -35.2 4 38.0 -5.8 35 11 305.6 305.6 284.0 306.5 0.27 5 500 5790 -15.7 -22.7 55 7.0 -17.5 10 9 313.9 314.1 288.1 318.0 1.23 6 400 7430 -28.7 -36.7 46 8.0 -29.7 25 11 317.7 317.8 288.5 319.2 0.41 7 300 9420 -44.5 -51.5 46 7.0 -44.8 320 7 322.6 322.7 289.7 323.1 0.11 8 250 10620 -52.5 -59.5 43 7.0 -52.7 345 9 328.0 328.0 291.2 328.2 0.05 9 200 12050 -57.5 -68.5 23 11.0 -57.6 355 7 341.7 341.7 294.7 341.8 0.02 10 198 12113 -57.7 -68.7 23 11.0 -57.9 360 7 342.4 342.4 294.9 342.5 0.02 11 150 13870 -56.7 -78.7 5 22.0 -57.0 270 11 372.4 372.4 301.0 372.4 0.01 12 100 16400 -61.9 -90.9 1 29.0 -62.1 345 9 408.1 408.1 306.3 408.1 0.00 TRP 198 12113 -57.7 -68.7 23 11.0 -57.9 360 7 342.4 342.4 294.9 342.5 0.02 WND Sounding variables and indices 1000-500 mb thick: 5564.00 m Freezing level: 669.73 mb = 3564.84 m = 11695.54 ft Wetbulb zero: 852.71 mb = 1551.66 m = 5090.69 ft Precipitable water: 0.55 inches Sfc-500 mean rel hum: 34.20 % Est. max temperature: 22.73 C = 72.91 F Sfc-Lift cond lev (LCL): 987.35 mb = 332.30 m = 1090.20 ft T: 12.21 C 700-500 lapse rate: 7.06 C/km ThetaE index: 12.09 C Layer 925.0- 700.0 mb Conv cond level (CCL): 933.20 mb = 803.27 m = 2635.38 ft Mean mixing ratio: 8.06 g/kg Conv temperature: 16.56 C = 61.81 F Cap Strength: 7.06 C Lifted Index: 6.78 C Risk: None Lifted Index @300 mb: 9.39 C Lifted Index @700 mb: 7.06 C Showalter Index: 14.51 C Risk: None Total Totals Index: 16.60 C Risk: None Vertical Totals Index: 25.30 C Cross Totals Index: -8.70 C K Index: -37.10 Risk: None Sweat Index: 31.00 Risk: None Energy Index: 4.12 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 13.51 J/kg Max Up Vert Vel: 5.20 m/s Conv Inhibition (B-): 11104.21 J/kg Cap Strength: 7.04 C Lift Cond Lev (LCL): 950.87 mb = 646.70 m = 2121.70 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 53 at 8 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 1016 103 0 5 -0.0 -5.0 | 274 6 6.1 -0.4 1 1000 226 15 7 -1.8 -6.8 | 297 5 4.2 -2.2 2 925 877 0 11 -0.0 -11.0 | 317 9 6.1 -6.4 3 850 1578 30 11 -5.5 -9.5 | 354 5 0.6 -4.9 4 700 3168 35 11 -6.3 -9.0 | 3 4 -0.3 -4.4 5 500 5790 10 9 -1.6 -8.9 | 313 6 4.5 -4.3 6 400 7430 25 11 -4.6 -10.0 | 345 6 1.4 -5.4 7 300 9420 320 7 4.5 -5.4 | 274 11 10.6 -0.8 8 250 10620 345 9 2.3 -8.7 | 296 9 8.4 -4.1 9 200 12050 355 7 0.6 -7.0 | 290 7 6.7 -2.4 10 198 12113 360 7 -0.0 -7.0 | 292 7 6.1 -2.4 11 150 13870 270 11 11.0 -0.0 | 255 18 17.1 4.6 12 100 16400 345 9 2.3 -8.7 | 296 9 8.4 -4.1 Wind Parameters Mean winds (0-6000m): 22.8 at 10.1 knts Storm direction: 52.8 at 7.6 knts Shear (0-3000m) pos: 1.3 neg: 0.0 tot: 1.3 10-3/s Storm rel Dir Shear (0-3000m): 89.1 deg Storm rel helicity (0-3000m) pos: 15.0 neg: 0.0 tot: 15.0 m^2/s^2 ave: 5.0 10^-3 m/s^2 rel: 0.69 Storm rel vorticity (0-3000m) horiz: 2.3 stream: 1.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 9.77 Bulk Shear: 1.38 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 10 8 301 6| 4.5 0.0 4.5| 5.4 0.0 5.4 10.8 0.75| 5.2 3.9 1000 6 9 311 7| 3.2 0.0 3.2| 9.3 0.0 9.3 9.3 0.65| 4.4 2.9 1500 11 10 320 6| 2.4 0.0 2.4| 14.1 0.0 14.1 9.4 0.68| 4.3 2.9 2000 16 10 327 6| 1.9 0.0 1.9| 14.4 0.0 14.4 7.2 0.69| 3.3 2.3 2500 20 10 333 6| 1.5 0.0 1.5| 14.7 0.0 14.7 5.9 0.69| 2.7 1.9 3000 23 10 337 5| 1.3 0.0 1.3| 15.0 0.0 15.0 5.0 0.69| 2.3 1.6 4000 25 10 341 5| 1.0 0.2 1.2| 15.0 -2.1 13.0 3.2 0.50| 2.0 1.0 5000 24 10 339 5| 0.8 0.4 1.1| 15.0 -4.4 10.7 2.1 0.35| 1.7 0.6 6000 23 10 336 5| 0.7 0.4 1.0| 15.9 -6.0 10.0 1.7 0.29| 1.6 0.5 Wrote GIF file: /home/apache/climate/data/raob//LFRB/skewt/LFRB.skewt.20251009.00.gif