UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025112612.upa.cvt Date: 1200Z 26 NOV 25 Searching for LFRB... Searching the city database file for: LFRB ... Date:1200Z 26 NOV 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 1014 103 8.2 2.2 66 6.0 5.4 180 5 280.2 281.0 277.9 292.5 4.42 1 1000 206 7.6 3.4 75 4.2 5.6 190 9 280.8 281.6 278.7 294.2 4.88 2 925 844 3.8 2.4 91 1.4 3.1 265 9 283.2 284.0 280.0 296.9 4.92 3 850 1528 0.8 -0.8 89 1.6 0.1 295 9 287.0 287.7 280.9 299.1 4.24 4 700 3065 -5.9 -6.7 94 0.8 -6.2 325 21 296.0 296.5 283.7 305.8 3.30 5 500 5640 -20.5 -23.4 78 2.9 -21.1 345 42 308.0 308.3 286.0 311.9 1.16 6 400 7250 -31.3 -40.3 41 9.0 -32.2 360 52 314.3 314.4 287.2 315.3 0.28 7 300 9220 -47.5 -56.5 35 9.0 -47.8 10 73 318.4 318.4 288.3 318.6 0.06 8 250 10400 -57.1 -64.1 41 7.0 -57.2 350 81 321.2 321.2 289.1 321.3 0.03 9 201 11750 -63.5 -69.5 44 6.0 -63.6 355 83 331.7 331.7 292.2 331.8 0.02 10 200 11780 -63.3 -69.3 44 6.0 -63.4 355 83 332.5 332.5 292.4 332.6 0.02 11 150 13560 -60.5 -83.5 3 23.0 -60.7 345 64 365.9 365.9 299.8 365.9 0.00 12 100 16060 -66.1 -94.1 1 28.0 -66.2 345 46 400.0 400.0 305.2 400.0 0.00 TRP 201 11750 -63.5 -69.5 44 6.0 -63.6 355 83 331.7 331.7 292.2 331.8 0.02 WND Sounding variables and indices 1000-500 mb thick: 5434.00 m Freezing level: 832.09 mb = 1711.52 m = 5615.16 ft Wetbulb zero: 848.13 mb = 1545.40 m = 5070.14 ft Precipitable water: 0.75 inches Sfc-500 mean rel hum: 87.20 % Est. max temperature: 14.24 C = 57.63 F Sfc-Lift cond lev (LCL): 925.13 mb = 842.88 m = 2765.33 ft T: 3.81 C 700-500 lapse rate: 5.67 C/km ThetaE index: 0.00 C Layer 1014.0--30786326528.0 mb Conv cond level (CCL): 859.96 mb = 1433.76 m = 4703.87 ft Mean mixing ratio: 4.86 g/kg Conv temperature: 14.45 C = 58.02 F Cap Strength: 6.21 C Lifted Index: 11.71 C Risk: None Lifted Index @300 mb: 16.35 C Lifted Index @700 mb: 6.21 C Showalter Index: 9.07 C Risk: None Total Totals Index: 41.00 C Risk: None Vertical Totals Index: 21.30 C Cross Totals Index: 19.70 C K Index: 19.70 Risk: < 20 % chance of thunderstorms Sweat Index: 60.00 Risk: None Energy Index: 2.63 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 5.23 J/kg Max Up Vert Vel: 3.24 m/s Conv Inhibition (B-): 13691.49 J/kg Cap Strength: 11.71 C Lift Cond Lev (LCL): 920.04 mb = 887.45 m = 2911.55 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 2 at 17 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 1014 103 180 5 0.0 5.0 | 181 22 0.5 22.3 1 1000 206 190 9 1.6 8.9 | 184 26 2.0 26.1 2 925 844 265 9 9.0 0.8 | 208 20 9.4 18.0 3 850 1528 295 9 8.2 -3.8 | 213 16 8.6 13.5 4 700 3065 325 21 12.0 -17.2 | 270 13 12.5 0.1 5 500 5640 345 42 10.9 -40.6 | 334 26 11.3 -23.3 6 400 7250 360 52 -0.0 -52.0 | 359 35 0.5 -34.7 7 300 9220 10 73 -12.7 -71.9 | 13 56 -12.2 -54.6 8 250 10400 350 81 14.1 -79.8 | 347 64 14.5 -62.5 9 201 11750 355 83 7.2 -82.7 | 353 66 7.7 -65.4 10 200 11780 355 83 7.2 -82.7 | 353 66 7.7 -65.4 11 150 13560 345 64 16.6 -61.8 | 339 48 17.0 -44.6 12 100 16060 345 46 11.9 -44.4 | 335 30 12.4 -27.2 Wind Parameters Mean winds (0-6000m): 331.6 at 23.0 knts Storm direction: 1.6 at 17.3 knts Shear (0-3000m) pos: 4.4 neg: 0.0 tot: 4.4 10-3/s Storm rel Dir Shear (0-3000m): 89.9 deg Storm rel helicity (0-3000m) pos: 132.8 neg: 0.0 tot: 132.8 m^2/s^2 ave: 44.3 10^-3 m/s^2 rel: 0.77 Storm rel vorticity (0-3000m) horiz: 6.0 stream: 4.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.05 Bulk Shear: 108.54 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 ------------------------------------------------------------------------------- 500 208 9 190 25| 7.7 0.0 7.7| 53.7 0.0 53.7 107.5 0.71| 11.7 8.4 1000 236 9 199 23| 5.5 0.0 5.5| 75.8 0.0 75.8 75.8 0.68| 9.1 6.2 1500 256 9 205 21| 4.3 0.0 4.3| 82.1 0.0 82.1 54.7 0.63| 7.2 4.6 2000 272 10 210 20| 4.4 0.0 4.4| 99.1 0.0 99.1 49.6 0.69| 6.6 4.5 2500 286 11 217 18| 4.4 0.0 4.4|116.0 0.0 116.0 46.4 0.73| 6.2 4.6 3000 299 12 224 16| 4.4 0.0 4.4|132.8 0.0 132.8 44.3 0.77| 6.0 4.6 4000 313 15 240 14| 4.4 0.0 4.4|162.8 0.0 162.8 40.7 0.79| 5.7 4.5 5000 324 19 261 12| 4.4 0.0 4.4|200.0 0.0 200.0 40.0 0.79| 5.5 4.4 6000 332 23 285 12| 4.3 0.0 4.3|250.8 0.0 250.8 41.8 0.79| 5.4 4.3 Wrote GIF file: /home/apache/climate/data/raob//LFRB/skewt/LFRB.skewt.20251126.12.gif