UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101112.upa.cvt Date: 1200Z 11 OCT 25 Searching for LFRB... Searching the city database file for: LFRB ... Date:1200Z 11 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 1020 103 14.4 9.4 72 5.0 11.6 50 13 285.9 287.2 283.9 306.2 7.27 1 1000 263 13.0 10.7 86 2.3 11.7 60 15 286.1 287.6 284.8 308.7 8.10 2 925 918 14.2 5.2 55 9.0 9.3 95 15 293.8 294.9 285.8 311.2 6.00 3 850 1628 11.8 -2.2 38 14.0 5.1 90 15 298.5 299.2 285.3 310.0 3.82 4 700 3234 5.2 -13.8 24 19.0 -2.1 85 13 308.2 308.6 286.8 314.3 1.88 5 500 5900 -11.9 -32.9 16 21.0 -16.3 95 13 318.5 318.6 288.8 320.2 0.48 6 400 7560 -25.3 -45.3 14 20.0 -27.5 50 9 322.1 322.1 289.6 322.7 0.17 7 300 9570 -42.5 -46.2 67 3.7 -42.8 65 19 325.5 325.5 290.6 326.2 0.20 8 250 10770 -53.1 -59.1 48 6.0 -53.2 75 23 327.1 327.1 291.0 327.3 0.05 9 200 12170 -63.5 -68.5 51 5.0 -63.6 65 15 332.2 332.2 292.3 332.3 0.02 10 150 13940 -62.7 -80.7 7 18.0 -62.9 95 15 362.1 362.1 299.1 362.1 0.00 11 100 16410 -66.3 -94.3 1 28.0 -66.4 60 5 399.6 399.6 305.2 399.6 0.00 TRP 200 12170 -63.5 -68.5 51 5.0 -63.6 65 15 332.2 332.2 292.3 332.3 0.02 WND Sounding variables and indices 1000-500 mb thick: 5637.00 m Freezing level: 639.18 mb = 4044.71 m = 13269.90 ft Wetbulb zero: 743.85 mb = 2731.45 m = 8961.33 ft Precipitable water: 0.71 inches Sfc-500 mean rel hum: 33.03 % Est. max temperature: 25.75 C = 78.36 F Sfc-Lift cond lev (LCL): 946.22 mb = 727.44 m = 2386.58 ft T: 13.85 C 700-500 lapse rate: 6.41 C/km ThetaE index: 1.23 C Layer 850.0- 700.0 mb Conv cond level (CCL): 670.31 mb = 3577.37 m = 11736.64 ft Mean mixing ratio: 7.11 g/kg Conv temperature: 38.23 C = 100.82 F Cap Strength: 9.52 C Lifted Index: 10.67 C Risk: None Lifted Index @300 mb: 11.45 C Lifted Index @700 mb: 9.52 C Showalter Index: 10.40 C Risk: None Total Totals Index: 33.40 C Risk: None Vertical Totals Index: 23.70 C Cross Totals Index: 9.70 C K Index: 2.50 Risk: None Sweat Index: 43.00 Risk: None Energy Index: 2.27 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 18.65 J/kg Max Up Vert Vel: 6.11 m/s Conv Inhibition (B-): 10488.42 J/kg Cap Strength: 10.61 C Lift Cond Lev (LCL): 893.74 mb = 1206.66 m = 3958.82 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 117 at 10 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 1020 103 50 13 -10.0 -8.4 | 4 13 -0.8 -13.1 1 1000 263 60 15 -13.0 -7.5 | 17 13 -3.9 -12.2 2 925 918 95 15 -14.9 1.3 | 59 7 -5.8 -3.4 3 850 1628 90 15 -15.0 0.0 | 51 8 -5.9 -4.7 4 700 3234 85 13 -13.0 -1.1 | 33 7 -3.8 -5.9 5 500 5900 95 13 -13.0 1.1 | 47 5 -3.8 -3.6 6 400 7560 50 9 -6.9 -5.8 | 348 11 2.2 -10.5 7 300 9570 65 19 -17.2 -8.0 | 32 15 -8.1 -12.8 8 250 10770 75 23 -22.2 -6.0 | 51 17 -13.1 -10.7 9 200 12170 65 15 -13.6 -6.3 | 22 12 -4.5 -11.1 10 150 13940 95 15 -14.9 1.3 | 59 7 -5.8 -3.4 11 100 16410 60 5 -4.3 -2.5 | 326 9 4.8 -7.2 Wind Parameters Mean winds (0-6000m): 87.5 at 13.7 knts Storm direction: 117.5 at 10.3 knts Shear (0-3000m) pos: 1.8 neg: 0.5 tot: 2.3 10-3/s Storm rel Dir Shear (0-3000m): 30.9 deg Storm rel helicity (0-3000m) pos: 27.9 neg: -5.8 tot: 22.2 m^2/s^2 ave: 7.4 10^-3 m/s^2 rel: 0.45 Storm rel vorticity (0-3000m) horiz: 2.6 stream: 1.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 4.37 Bulk Shear: 4.27 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 65 15 21 12| 7.3 0.0 7.3| 20.9 0.0 20.9 41.9 0.84| 8.0 6.8 1000 77 15 33 10| 5.4 0.0 5.4| 27.9 -0.3 27.6 27.6 0.79| 6.3 5.0 1500 82 15 40 9| 3.6 0.3 3.9| 27.9 -1.7 26.3 17.5 0.68| 4.5 3.1 2000 84 15 42 8| 2.7 0.4 3.1| 27.9 -3.1 24.9 12.4 0.59| 3.6 2.1 2500 85 15 42 8| 2.2 0.4 2.6| 27.9 -4.4 23.5 9.4 0.52| 3.0 1.6 3000 85 14 42 8| 1.8 0.5 2.3| 27.9 -5.8 22.2 7.4 0.45| 2.6 1.2 4000 85 14 40 8| 1.4 0.4 1.8| 28.7 -6.0 22.6 5.7 0.44| 2.1 0.9 5000 86 14 40 7| 1.2 0.3 1.5| 29.5 -6.0 23.5 4.7 0.45| 1.8 0.8 6000 87 14 41 7| 1.1 0.3 1.4| 30.2 -7.7 22.5 3.7 0.36| 1.6 0.6 Wrote GIF file: /home/apache/climate/data/raob//LFRB/skewt/LFRB.skewt.20251011.12.gif