UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101500.upa.cvt Date: 0000Z 15 OCT 25 Searching for LFRB... Searching the city database file for: LFRB ... Date:0000Z 15 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 1015 103 13.0 9.1 77 3.9 10.8 80 9 284.9 286.2 283.3 304.8 7.16 1 1000 222 13.2 11.0 87 2.2 11.9 75 15 286.4 287.8 285.1 309.4 8.26 2 925 873 13.2 4.2 54 9.0 8.4 105 17 292.8 293.8 284.9 309.0 5.59 3 850 1581 10.0 2.0 57 8.0 5.9 75 11 296.6 297.6 286.0 312.0 5.20 4 700 3172 3.0 -14.0 27 17.0 -3.3 80 19 305.8 306.2 285.9 311.7 1.85 5 500 5800 -14.9 -34.9 16 20.0 -18.5 90 25 314.9 314.9 287.5 316.3 0.39 6 400 7440 -28.7 -36.7 46 8.0 -29.7 70 19 317.7 317.8 288.5 319.2 0.41 7 300 9430 -45.7 -52.7 45 7.0 -46.0 75 35 320.9 321.0 289.2 321.3 0.10 8 250 10620 -53.7 -61.7 37 8.0 -53.9 70 25 326.2 326.2 290.7 326.4 0.04 9 206 11845 -59.7 -68.7 30 9.0 -59.8 60 13 335.4 335.4 293.2 335.4 0.02 10 200 12030 -59.5 -69.5 26 10.0 -59.6 35 11 338.5 338.5 294.0 338.6 0.02 11 150 13820 -60.5 -78.5 8 18.0 -60.7 5 11 365.9 365.9 299.8 365.9 0.01 12 100 16330 -64.7 -92.7 1 28.0 -64.8 30 11 402.7 402.7 305.6 402.7 0.00 TRP 206 11845 -59.7 -68.7 30 9.0 -59.8 60 13 335.4 335.4 293.2 335.4 0.02 WND Sounding variables and indices 1000-500 mb thick: 5578.00 m Freezing level: 666.48 mb = 3612.45 m = 11851.72 ft Wetbulb zero: 753.52 mb = 2568.25 m = 8425.93 ft Precipitable water: 0.74 inches Sfc-500 mean rel hum: 38.21 % Est. max temperature: 23.94 C = 75.10 F Sfc-Lift cond lev (LCL): 957.10 mb = 588.12 m = 1929.52 ft T: 13.20 C 700-500 lapse rate: 6.81 C/km ThetaE index: 0.36 C Layer 925.0- 850.0 mb Conv cond level (CCL): 705.86 mb = 3103.69 m = 10182.60 ft Mean mixing ratio: 6.90 g/kg Conv temperature: 33.57 C = 92.42 F Cap Strength: 7.67 C Lifted Index: 8.11 C Risk: None Lifted Index @300 mb: 8.71 C Lifted Index @700 mb: 7.67 C Showalter Index: 6.17 C Risk: None Total Totals Index: 41.80 C Risk: None Vertical Totals Index: 24.90 C Cross Totals Index: 16.90 C K Index: 9.90 Risk: None Sweat Index: 71.00 Risk: None Energy Index: 0.98 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 15.26 J/kg Max Up Vert Vel: 5.52 m/s Conv Inhibition (B-): 9700.54 J/kg Cap Strength: 8.01 C Lift Cond Lev (LCL): 888.56 mb = 1209.48 m = 3968.08 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 115 at 14 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 1015 103 80 9 -8.9 -1.6 | 334 8 3.7 -7.5 1 1000 222 75 15 -14.5 -3.9 | 11 10 -1.9 -9.8 2 925 873 105 17 -16.4 4.4 | 68 4 -3.8 -1.5 3 850 1581 75 11 -10.6 -2.8 | 347 9 2.0 -8.8 4 700 3172 80 19 -18.7 -3.3 | 34 11 -6.1 -9.2 5 500 5800 90 25 -25.0 0.0 | 64 14 -12.4 -5.9 6 400 7440 70 19 -17.9 -6.5 | 23 14 -5.3 -12.4 7 300 9430 75 35 -33.8 -9.1 | 55 26 -21.2 -15.0 8 250 10620 70 25 -23.5 -8.6 | 37 18 -10.9 -14.5 9 206 11845 60 13 -11.3 -6.5 | 354 13 1.3 -12.4 10 200 12030 35 11 -6.3 -9.0 | 337 16 6.3 -14.9 11 150 13820 5 11 -1.0 -11.0 | 325 21 11.6 -16.9 12 100 16330 30 11 -5.5 -9.5 | 335 17 7.1 -15.5 Wind Parameters Mean winds (0-6000m): 85.2 at 18.6 knts Storm direction: 115.2 at 13.9 knts Shear (0-3000m) pos: 2.4 neg: 1.0 tot: 3.4 10-3/s Storm rel Dir Shear (0-3000m): 58.4 deg Storm rel helicity (0-3000m) pos: 41.8 neg: -11.7 tot: 30.1 m^2/s^2 ave: 10.0 10^-3 m/s^2 rel: 0.38 Storm rel vorticity (0-3000m) horiz: 5.2 stream: 2.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 7.40 Bulk Shear: 2.06 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 83 15 14 8| 7.9 0.0 7.9| 20.0 0.0 20.0 40.1 0.86| 10.8 9.3 1000 92 16 28 6| 3.5 0.0 3.5| 23.5 -3.2 20.2 20.2 0.53| 8.6 4.6 1500 91 15 20 6| 2.3 2.1 4.4| 23.5 -11.7 11.7 7.8 0.18| 7.8 1.4 2000 88 14 13 7| 2.3 1.5 3.9| 29.5 -11.7 17.7 8.9 0.27| 6.5 1.7 2500 85 14 13 7| 2.4 1.2 3.6| 35.6 -11.7 23.9 9.5 0.33| 5.7 1.9 3000 84 15 16 8| 2.4 1.0 3.4| 41.8 -11.7 30.1 10.0 0.38| 5.2 2.0 4000 83 16 23 8| 2.2 0.8 2.9| 49.8 -11.7 38.1 9.5 0.42| 4.3 1.8 5000 84 17 31 9| 2.0 0.6 2.6| 58.0 -11.7 46.3 9.3 0.46| 3.7 1.7 6000 85 19 38 10| 1.8 0.6 2.4| 64.0 -18.5 45.5 7.6 0.41| 3.4 1.4 Wrote GIF file: /home/apache/climate/data/raob//LFRB/skewt/LFRB.skewt.20251015.00.gif