UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101400.upa.cvt Date: 0000Z 14 OCT 25 Searching for LFRB... Searching the city database file for: LFRB ... Date:0000Z 14 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 1013 103 13.2 9.3 77 3.9 11.0 85 9 285.3 286.6 283.6 305.5 7.27 1 1000 205 13.4 10.8 84 2.6 11.9 80 13 286.5 288.0 285.1 309.3 8.15 2 925 855 8.6 7.5 93 1.1 8.0 95 19 288.1 289.3 284.5 307.9 7.04 3 850 1563 11.0 5.0 66 6.0 7.7 105 11 297.7 298.8 287.6 316.6 6.44 4 700 3155 2.0 -7.0 51 9.0 -1.9 65 15 304.7 305.3 287.0 314.7 3.23 5 500 5780 -16.1 -27.1 38 11.0 -18.5 65 23 313.4 313.6 287.5 316.3 0.83 6 400 7410 -30.3 -32.5 81 2.2 -30.6 55 23 315.6 315.7 288.0 317.8 0.62 7 300 9410 -43.3 -57.3 20 14.0 -43.8 60 36 324.3 324.3 290.2 324.6 0.06 8 250 10610 -52.9 -62.9 29 10.0 -53.1 50 27 327.4 327.4 291.0 327.6 0.03 9 200 12020 -60.9 -68.9 34 8.0 -61.0 40 25 336.3 336.3 293.4 336.4 0.02 10 195 12178 -61.5 -69.5 34 8.0 -61.6 45 21 337.8 337.8 293.8 337.9 0.02 11 150 13820 -59.9 -79.9 6 20.0 -60.1 45 9 366.9 366.9 300.0 366.9 0.00 12 100 16320 -62.5 -91.5 1 29.0 -62.7 250 9 407.0 407.0 306.1 407.0 0.00 TRP 195 12178 -61.5 -69.5 34 8.0 -61.6 45 21 337.8 337.8 293.8 337.9 0.02 WND Sounding variables and indices 1000-500 mb thick: 5575.00 m Freezing level: 677.90 mb = 3445.05 m = 11302.54 ft Wetbulb zero: 729.14 mb = 2820.60 m = 9253.84 ft Precipitable water: 0.96 inches Sfc-500 mean rel hum: 58.29 % Est. max temperature: 23.88 C = 74.98 F Sfc-Lift cond lev (LCL): 955.25 mb = 586.72 m = 1924.90 ft T: 10.58 C 700-500 lapse rate: 6.90 C/km ThetaE index: 1.89 C Layer 700.0- 500.0 mb Conv cond level (CCL): 755.37 mb = 2530.77 m = 8302.96 ft Mean mixing ratio: 7.54 g/kg Conv temperature: 29.92 C = 85.86 F Cap Strength: 6.87 C Lifted Index: 7.20 C Risk: None Lifted Index @300 mb: 11.47 C Lifted Index @700 mb: 6.87 C Showalter Index: 2.22 C Risk: Showers probable Total Totals Index: 48.20 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 27.10 C Cross Totals Index: 21.10 C K Index: 23.10 Risk: 20-40 % chance of thunderstorms Sweat Index: 105.00 Risk: None Energy Index: -0.03 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 7.20 J/kg Max Up Vert Vel: 3.80 m/s Conv Inhibition (B-): 10409.64 J/kg Cap Strength: 7.15 C Lift Cond Lev (LCL): 933.93 mb = 774.87 m = 2542.20 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 104 at 13 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 1013 103 85 9 -9.0 -0.8 | 320 5 3.2 -3.9 1 1000 205 80 13 -12.8 -2.3 | 7 5 -0.6 -5.3 2 925 855 95 19 -18.9 1.7 | 78 7 -6.7 -1.4 3 850 1563 105 11 -10.6 2.8 | 278 2 1.6 -0.2 4 700 3155 65 15 -13.6 -6.3 | 9 10 -1.4 -9.4 5 500 5780 65 23 -20.8 -9.7 | 34 15 -8.7 -12.8 6 400 7410 55 23 -18.8 -13.2 | 22 18 -6.7 -16.3 7 300 9410 60 36 -31.2 -18.0 | 42 28 -19.0 -21.1 8 250 10610 50 27 -20.7 -17.4 | 23 22 -8.5 -20.4 9 200 12020 40 25 -16.1 -19.2 | 10 23 -3.9 -22.2 10 195 12178 45 21 -14.8 -14.8 | 8 18 -2.7 -17.9 11 150 13820 45 9 -6.4 -6.4 | 328 11 5.8 -9.4 12 100 16320 250 9 8.5 3.1 | 270 21 20.6 0.0 Wind Parameters Mean winds (0-6000m): 74.1 at 16.8 knts Storm direction: 104.1 at 12.6 knts Shear (0-3000m) pos: 0.7 neg: 1.6 tot: 2.2 10-3/s Storm rel Dir Shear (0-3000m): 48.9 deg Storm rel helicity (0-3000m) pos: 17.1 neg: -1.0 tot: 16.1 m^2/s^2 ave: 5.4 10^-3 m/s^2 rel: 0.41 Storm rel vorticity (0-3000m) horiz: 5.0 stream: 2.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 3.54 Bulk Shear: 2.04 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 85 14 22 5| 7.9 0.0 7.9| 11.1 0.0 11.1 22.3 0.99| 8.8 8.8 1000 90 16 51 5| 4.0 0.0 4.0| 15.6 0.0 15.6 15.6 0.81| 7.2 5.8 1500 93 15 53 4| 1.3 0.0 1.3| 15.6 -0.2 15.4 10.3 0.48| 6.7 3.2 2000 94 14 45 3| 1.0 0.7 1.7| 16.6 -0.2 16.4 8.2 0.52| 5.8 3.0 2500 92 14 35 3| 0.8 1.2 2.0| 17.1 -0.2 16.9 6.7 0.47| 5.3 2.5 3000 88 14 28 4| 0.7 1.6 2.2| 17.1 -1.0 16.1 5.4 0.41| 5.0 2.0 4000 82 15 24 6| 0.5 1.5 2.0| 22.9 -1.0 22.0 5.5 0.43| 4.1 1.8 5000 77 16 25 7| 0.4 1.5 1.9| 29.3 -1.0 28.4 5.7 0.45| 3.6 1.6 6000 74 17 27 9| 0.3 1.4 1.7| 33.4 -3.6 29.9 5.0 0.43| 3.3 1.4 Wrote GIF file: /home/apache/climate/data/raob//LFRB/skewt/LFRB.skewt.20251014.00.gif