UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101200.upa.cvt Date: 0000Z 12 OCT 25 Searching for LFRB... Searching the city database file for: LFRB ... Date:0000Z 12 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 1018 103 9.8 7.4 85 2.4 8.5 65 9 281.5 282.6 280.8 298.9 6.35 1 1000 246 11.0 9.9 93 1.1 10.4 90 15 284.1 285.5 283.5 305.4 7.67 2 925 902 14.0 3.0 47 11.0 8.3 115 13 293.6 294.5 284.8 308.6 5.13 3 850 1613 13.4 -7.6 22 21.0 4.2 100 11 300.2 300.6 284.5 308.0 2.54 4 700 3218 4.6 -19.4 16 24.0 -3.4 110 13 307.6 307.8 285.8 311.4 1.17 5 500 5870 -12.1 -25.1 33 13.0 -15.4 75 23 318.3 318.5 289.3 321.7 1.00 6 400 7530 -26.5 -27.4 92 0.9 -26.7 65 21 320.5 320.7 290.0 324.1 1.01 7 300 9540 -42.3 -45.9 68 3.6 -42.5 75 27 325.7 325.8 290.7 326.5 0.21 8 250 10740 -52.1 -59.1 43 7.0 -52.3 95 31 328.6 328.6 291.4 328.8 0.05 9 200 12150 -62.1 -66.4 56 4.3 -62.1 90 31 334.4 334.4 292.9 334.5 0.03 10 188 12531 -64.5 -68.9 55 4.4 -64.6 90 21 336.5 336.5 293.4 336.6 0.02 11 150 13920 -62.1 -76.1 14 14.0 -62.2 50 19 363.1 363.1 299.3 363.1 0.01 12 100 16400 -65.5 -88.5 3 23.0 -65.7 15 11 401.2 401.2 305.3 401.2 0.00 TRP 188 12531 -64.5 -68.9 55 4.4 -64.6 90 21 336.5 336.5 293.4 336.6 0.02 WND Sounding variables and indices 1000-500 mb thick: 5624.00 m Freezing level: 644.91 mb = 3948.49 m = 12954.21 ft Wetbulb zero: 767.17 mb = 2460.54 m = 8072.54 ft Precipitable water: 0.62 inches Sfc-500 mean rel hum: 30.78 % Est. max temperature: 26.92 C = 80.46 F Sfc-Lift cond lev (LCL): 981.57 mb = 402.56 m = 1320.71 ft T: 11.72 C 700-500 lapse rate: 6.30 C/km ThetaE index: 0.59 C Layer 850.0- 700.0 mb Conv cond level (CCL): 653.52 mb = 3759.59 m = 12334.45 ft Mean mixing ratio: 6.40 g/kg Conv temperature: 38.27 C = 100.88 F Cap Strength: 10.56 C Lifted Index: 12.61 C Risk: None Lifted Index @300 mb: 13.93 C Lifted Index @700 mb: 10.56 C Showalter Index: 11.49 C Risk: None Total Totals Index: 30.00 C Risk: None Vertical Totals Index: 25.50 C Cross Totals Index: 4.50 C K Index: -6.10 Risk: None Sweat Index: 45.00 Risk: None Energy Index: 2.89 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 26.68 J/kg Max Up Vert Vel: 7.30 m/s Conv Inhibition (B-): 11102.55 J/kg Cap Strength: 12.42 C Lift Cond Lev (LCL): 889.39 mb = 1232.14 m = 4042.41 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 124 at 12 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 1018 103 65 9 -8.2 -3.8 | 352 10 1.4 -10.2 1 1000 246 90 15 -15.0 0.0 | 40 8 -5.4 -6.4 2 925 902 115 13 -11.8 5.5 | 68 2 -2.2 -0.9 3 850 1613 100 11 -10.8 1.9 | 15 5 -1.2 -4.5 4 700 3218 110 13 -12.2 4.4 | 54 3 -2.6 -1.9 5 500 5870 75 23 -22.2 -6.0 | 46 18 -12.6 -12.3 6 400 7530 65 21 -19.0 -8.9 | 32 18 -9.4 -15.2 7 300 9540 75 27 -26.1 -7.0 | 51 21 -16.5 -13.4 8 250 10740 95 31 -30.9 2.7 | 80 22 -21.3 -3.7 9 200 12150 90 31 -31.0 0.0 | 73 22 -21.4 -6.4 10 188 12531 90 21 -21.0 0.0 | 61 13 -11.4 -6.4 11 150 13920 50 19 -14.6 -12.2 | 15 19 -5.0 -18.6 12 100 16400 15 11 -2.8 -10.6 | 338 18 6.7 -17.0 Wind Parameters Mean winds (0-6000m): 93.6 at 15.4 knts Storm direction: 123.6 at 11.5 knts Shear (0-3000m) pos: 2.0 neg: 0.4 tot: 2.4 10-3/s Storm rel Dir Shear (0-3000m): 58.1 deg Storm rel helicity (0-3000m) pos: 23.4 neg: -2.5 tot: 21.0 m^2/s^2 ave: 7.0 10^-3 m/s^2 rel: 0.46 Storm rel vorticity (0-3000m) horiz: 3.5 stream: 1.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 72.78 Bulk Shear: 0.37 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 92 14 35 7| 9.1 0.0 9.1| 20.1 0.0 20.1 40.3 0.80| 11.6 9.3 1000 101 13 43 5| 4.6 0.0 4.6| 21.1 -0.7 20.4 20.4 0.59| 7.8 4.6 1500 103 13 40 5| 3.1 0.9 3.9| 21.1 -2.5 18.6 12.4 0.40| 6.1 2.5 2000 102 12 35 5| 2.5 0.7 3.2| 21.8 -2.5 19.4 9.7 0.42| 4.8 2.0 2500 103 12 34 4| 2.2 0.5 2.7| 22.6 -2.5 20.2 8.1 0.44| 4.0 1.8 3000 104 12 36 4| 2.0 0.4 2.4| 23.4 -2.5 21.0 7.0 0.46| 3.5 1.6 4000 104 13 42 4| 1.5 0.7 2.2| 24.0 -2.6 21.4 5.4 0.40| 3.2 1.3 5000 100 14 47 6| 1.2 1.1 2.3| 24.0 -6.0 18.0 3.6 0.29| 3.2 0.9 6000 94 15 47 8| 1.0 1.4 2.3| 24.0 -16.2 7.8 1.3 0.18| 3.1 0.5 Wrote GIF file: /home/apache/climate/data/raob//LFRB/skewt/LFRB.skewt.20251012.00.gif