UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101100.upa.cvt Date: 0000Z 11 OCT 25 Searching for LFRB... Searching the city database file for: LFRB ... Date:0000Z 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 1021 103 12.6 9.1 79 3.5 10.7 55 11 284.1 285.3 282.9 303.7 7.11 1 1000 272 12.2 10.7 91 1.5 11.3 65 13 285.4 286.8 284.5 307.8 8.10 2 925 925 14.6 7.6 63 7.0 10.6 130 11 294.2 295.5 287.0 314.7 7.09 3 850 1638 12.6 0.6 44 12.0 6.5 70 15 299.3 300.2 286.5 313.4 4.70 4 700 3235 4.6 -23.4 11 28.0 -4.0 85 9 307.6 307.7 285.4 310.3 0.83 5 500 5890 -11.7 -35.7 12 24.0 -16.3 65 19 318.8 318.8 288.8 320.1 0.36 6 400 7560 -24.5 -42.5 17 18.0 -26.7 100 15 323.1 323.2 290.0 324.0 0.23 7 300 9580 -42.5 -54.5 26 12.0 -43.0 120 15 325.5 325.5 290.5 325.8 0.08 8 250 10780 -53.3 -62.3 33 9.0 -53.5 70 17 326.8 326.8 290.9 327.0 0.04 TRP WND Sounding variables and indices 1000-500 mb thick: 5618.00 m Freezing level: 643.56 mb = 3984.26 m = 13071.57 ft Wetbulb zero: 757.02 mb = 2590.89 m = 8500.19 ft Precipitable water: 0.70 inches Sfc-500 mean rel hum: 29.94 % Est. max temperature: 26.49 C = 79.68 F Sfc-Lift cond lev (LCL): 968.54 mb = 539.75 m = 1770.83 ft T: 13.18 C 700-500 lapse rate: 6.14 C/km ThetaE index: 4.38 C Layer 850.0- 500.0 mb Conv cond level (CCL): 698.05 mb = 3257.04 m = 10685.71 ft Mean mixing ratio: 7.57 g/kg Conv temperature: 36.35 C = 97.44 F Cap Strength: 8.56 C Lifted Index: 10.40 C Risk: None Lifted Index @300 mb: 10.98 C Lifted Index @700 mb: 8.56 C Showalter Index: 8.50 C Risk: None Total Totals Index: 36.60 C Risk: None Vertical Totals Index: 24.30 C Cross Totals Index: 12.30 C K Index: -3.10 Risk: None Sweat Index: 56.20 Risk: None Energy Index: 1.49 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 24.77 J/kg Max Up Vert Vel: 7.04 m/s Conv Inhibition (B-): 3646.34 J/kg Cap Strength: 10.34 C Lift Cond Lev (LCL): 912.73 mb = 1037.56 m = 3404.02 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 106 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 1021 103 55 11 -9.0 -6.3 | 357 9 0.5 -9.1 1 1000 272 65 13 -11.8 -5.5 | 15 9 -2.2 -8.3 2 925 925 130 11 -8.4 7.1 | 195 4 1.1 4.3 3 850 1638 70 15 -14.1 -5.1 | 30 9 -4.5 -7.9 4 700 3235 85 9 -9.0 -0.8 | 351 4 0.6 -3.6 5 500 5890 65 19 -17.2 -8.0 | 35 13 -7.7 -10.8 6 400 7560 100 15 -14.8 2.6 | 88 5 -5.2 -0.2 7 300 9580 120 15 -13.0 7.5 | 144 6 -3.4 4.7 8 250 10780 70 17 -16.0 -5.8 | 37 11 -6.4 -8.6 Wind Parameters Mean winds (0-6000m): 76.2 at 13.3 knts Storm direction: 106.2 at 9.9 knts Shear (0-3000m) pos: 2.6 neg: 1.7 tot: 4.3 10-3/s Storm rel Dir Shear (0-3000m): 1.7 deg Storm rel helicity (0-3000m) pos: 15.1 neg: -15.8 tot: -0.7 m^2/s^2 ave: -0.2 10^-3 m/s^2 rel: -0.03 Storm rel vorticity (0-3000m) horiz: 6.2 stream: -0.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 158.00 Bulk Shear: 0.16 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 74 12 20 7| 8.7 0.0 8.7| 12.1 0.0 12.1 24.1 0.69| 10.3 7.2 1000 93 12 48 3| 5.9 0.0 5.9| 15.1 -2.0 13.1 13.1 0.52| 9.8 5.1 1500 91 12 49 4| 4.0 3.4 7.4| 15.1 -10.7 4.4 2.9 0.07| 10.1 0.7 2000 86 13 41 5| 3.1 2.6 5.7| 15.1 -12.6 2.5 1.2 0.04| 8.2 0.3 2500 83 13 36 5| 2.8 2.1 4.9| 15.1 -14.0 1.0 0.4 0.01| 7.0 0.1 3000 83 12 32 5| 2.6 1.7 4.3| 15.1 -15.8 -0.7 -0.2 -0.03| 6.2 -0.2 4000 82 12 27 5| 1.9 1.6 3.5| 18.0 -16.1 1.8 0.5 0.02| 5.1 0.1 5000 80 12 28 6| 1.5 1.7 3.2| 20.3 -16.1 4.2 0.8 0.05| 4.5 0.2 6000 76 13 29 7| 1.3 1.6 2.9| 23.9 -16.2 7.7 1.3 0.07| 4.2 0.3 Wrote GIF file: /home/apache/climate/data/raob//LFRB/skewt/LFRB.skewt.20251011.00.gif