UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101212.upa.cvt Date: 1200Z 12 OCT 25 Searching for LFRB... Searching the city database file for: LFRB ... Date:1200Z 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 1016 103 16.4 11.4 72 5.0 13.4 70 13 288.2 289.7 285.9 311.7 8.35 1 1000 228 15.6 11.9 79 3.7 13.4 70 9 288.8 290.3 286.5 313.4 8.78 2 925 888 15.0 3.0 44 12.0 8.7 100 21 294.6 295.6 285.2 309.7 5.13 3 850 1598 11.0 -1.0 43 12.0 5.1 85 13 297.7 298.4 285.4 310.1 4.18 4 700 3199 4.6 -12.4 28 17.0 -2.1 100 19 307.6 308.0 286.8 314.3 2.11 5 500 5840 -13.7 -18.3 68 4.6 -15.1 70 19 316.3 316.7 289.5 322.4 1.81 6 400 7500 -25.9 -30.4 66 4.5 -26.7 90 25 321.3 321.5 290.0 324.0 0.76 7 300 9510 -42.5 -49.5 46 7.0 -42.9 95 35 325.5 325.5 290.6 326.0 0.14 8 250 10720 -51.9 -59.9 38 8.0 -52.1 100 36 328.9 328.9 291.5 329.1 0.05 9 200 12130 -62.1 -67.1 51 5.0 -62.1 95 29 334.4 334.4 292.9 334.5 0.02 10 183 12675 -64.3 -70.3 44 6.0 -64.4 115 19 339.4 339.5 294.2 339.5 0.02 11 150 13890 -63.5 -78.5 11 15.0 -63.6 120 5 360.7 360.7 298.8 360.7 0.01 12 100 16370 -65.7 -88.7 3 23.0 -65.8 5 9 400.8 400.8 305.3 400.8 0.00 TRP 183 12675 -64.3 -70.3 44 6.0 -64.4 115 19 339.4 339.5 294.2 339.5 0.02 WND Sounding variables and indices 1000-500 mb thick: 5612.00 m Freezing level: 649.73 mb = 3862.86 m = 12673.27 ft Wetbulb zero: 743.49 mb = 2701.96 m = 8864.60 ft Precipitable water: 0.82 inches Sfc-500 mean rel hum: 46.22 % Est. max temperature: 25.21 C = 77.37 F Sfc-Lift cond lev (LCL): 942.91 mb = 725.66 m = 2380.74 ft T: 15.15 C 700-500 lapse rate: 6.93 C/km ThetaE index: 3.74 C Layer 925.0- 850.0 mb Conv cond level (CCL): 680.18 mb = 3424.50 m = 11235.09 ft Mean mixing ratio: 7.02 g/kg Conv temperature: 36.62 C = 97.92 F Cap Strength: 7.92 C Lifted Index: 7.61 C Risk: None Lifted Index @300 mb: 10.10 C Lifted Index @700 mb: 7.92 C Showalter Index: 8.52 C Risk: None Total Totals Index: 37.40 C Risk: None Vertical Totals Index: 24.70 C Cross Totals Index: 12.70 C K Index: 6.70 Risk: None Sweat Index: 45.00 Risk: None Energy Index: 2.55 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 12.78 J/kg Max Up Vert Vel: 5.05 m/s Conv Inhibition (B-): 9406.11 J/kg Cap Strength: 7.92 C Lift Cond Lev (LCL): 864.71 mb = 1453.89 m = 4769.94 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 118 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 1016 103 70 13 -12.2 -4.4 | 4 11 -0.7 -10.6 1 1000 228 70 9 -8.5 -3.1 | 341 10 3.1 -9.2 2 925 888 100 21 -20.7 3.6 | 75 9 -9.1 -2.5 3 850 1598 85 13 -13.0 -1.1 | 11 7 -1.4 -7.2 4 700 3199 100 19 -18.7 3.3 | 69 8 -7.2 -2.8 5 500 5840 70 19 -17.9 -6.5 | 27 14 -6.3 -12.6 6 400 7500 90 25 -25.0 0.0 | 66 15 -13.5 -6.1 7 300 9510 95 35 -34.9 3.1 | 83 24 -23.3 -3.1 8 250 10720 100 36 -35.5 6.3 | 90 24 -23.9 0.1 9 200 12130 95 29 -28.9 2.5 | 78 18 -17.3 -3.6 10 183 12675 115 19 -17.2 8.0 | 109 6 -5.7 1.9 11 150 13890 120 5 -4.3 2.5 | 297 8 7.2 -3.6 12 100 16370 5 9 -0.8 -9.0 | 324 19 10.8 -15.1 Wind Parameters Mean winds (0-6000m): 87.9 at 17.4 knts Storm direction: 117.9 at 13.1 knts Shear (0-3000m) pos: 2.7 neg: 1.1 tot: 3.7 10-3/s Storm rel Dir Shear (0-3000m): 61.6 deg Storm rel helicity (0-3000m) pos: 42.3 neg: -26.0 tot: 16.3 m^2/s^2 ave: 5.4 10^-3 m/s^2 rel: 0.25 Storm rel vorticity (0-3000m) horiz: 5.6 stream: 1.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 2.76 Bulk Shear: 4.63 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 78 12 2 9| 5.2 0.0 5.2| 15.4 -8.2 7.2 14.3 0.36| 10.6 3.8 1000 91 15 34 7| 4.5 0.0 4.5| 29.5 -13.8 15.8 15.8 0.39| 10.0 3.9 1500 91 16 35 7| 3.0 2.1 5.2| 29.5 -26.0 3.5 2.4 0.06| 8.8 0.5 2000 91 15 31 7| 2.8 1.6 4.4| 33.6 -26.0 7.6 3.8 0.13| 7.2 0.9 2500 91 15 33 7| 2.7 1.3 4.0| 37.9 -26.0 11.9 4.7 0.19| 6.2 1.2 3000 92 16 37 7| 2.7 1.1 3.7| 42.3 -26.0 16.3 5.4 0.25| 5.6 1.4 4000 93 16 44 7| 2.0 1.0 3.0| 43.2 -32.3 10.9 2.7 0.16| 4.7 0.8 5000 91 17 44 8| 1.6 1.1 2.7| 43.2 -40.4 2.8 0.6 0.08| 4.1 0.3 6000 88 17 41 9| 1.4 1.1 2.5| 48.2 -47.1 1.1 0.2 0.06| 3.8 0.2 Wrote GIF file: /home/apache/climate/data/raob//LFRB/skewt/LFRB.skewt.20251012.12.gif