UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101012.upa.cvt Date: 1200Z 10 OCT 25 Searching for LFRB... Searching the city database file for: LFRB ... Date:1200Z 10 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 1023 103 14.0 9.3 73 4.7 11.3 70 7 285.3 286.5 283.5 305.3 7.20 1 1000 285 12.8 10.8 88 2.0 11.6 50 11 286.0 287.4 284.8 308.6 8.15 2 925 934 8.2 3.2 71 5.0 5.7 90 11 287.7 288.6 282.4 302.5 5.21 3 850 1643 14.0 -2.0 33 16.0 6.1 90 17 300.8 301.5 286.2 312.6 3.88 4 700 3242 1.6 -9.4 44 11.0 -2.9 70 15 304.3 304.8 286.2 312.6 2.68 5 500 5900 -12.1 -31.1 19 19.0 -16.2 75 19 318.3 318.4 288.8 320.3 0.57 6 400 7560 -24.7 -38.7 26 14.0 -26.6 80 21 322.9 323.0 290.0 324.1 0.34 7 300 9570 -43.1 -51.1 41 8.0 -43.5 105 27 324.6 324.6 290.3 325.1 0.12 8 250 10770 -53.3 -58.3 54 5.0 -53.4 110 25 326.8 326.8 290.9 327.1 0.06 9 206 11988 -62.7 -68.7 44 6.0 -62.7 85 29 330.7 330.7 291.9 330.7 0.02 10 200 12170 -62.1 -69.1 39 7.0 -62.1 90 31 334.4 334.4 292.9 334.5 0.02 11 150 13950 -61.9 -82.9 4 21.0 -62.0 15 9 363.4 363.4 299.4 363.5 0.00 12 100 16430 -64.7 -92.7 1 28.0 -64.8 15 5 402.7 402.7 305.6 402.7 0.00 TRP 206 11988 -62.7 -68.7 44 6.0 -62.7 85 29 330.7 330.7 291.9 330.7 0.02 WND Sounding variables and indices 1000-500 mb thick: 5615.00 m Freezing level: 676.64 mb = 3552.42 m = 11654.79 ft Wetbulb zero: 747.71 mb = 2699.00 m = 8854.88 ft Precipitable water: 0.76 inches Sfc-500 mean rel hum: 42.45 % Est. max temperature: 25.41 C = 77.73 F Sfc-Lift cond lev (LCL): 953.23 mb = 683.72 m = 2243.16 ft T: 9.97 C 700-500 lapse rate: 5.15 C/km ThetaE index: 6.13 C Layer 925.0- 850.0 mb Conv cond level (CCL): 721.83 mb = 2989.13 m = 9806.75 ft Mean mixing ratio: 6.87 g/kg Conv temperature: 32.58 C = 90.65 F Cap Strength: 10.76 C Lifted Index: 12.90 C Risk: None Lifted Index @300 mb: 13.48 C Lifted Index @700 mb: 7.85 C Showalter Index: 8.62 C Risk: None Total Totals Index: 36.20 C Risk: None Vertical Totals Index: 26.10 C Cross Totals Index: 10.10 C K Index: 13.10 Risk: None Sweat Index: 53.00 Risk: None Energy Index: 1.68 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 5.99 J/kg Max Up Vert Vel: 3.46 m/s Conv Inhibition (B-): 11605.41 J/kg Cap Strength: 12.69 C Lift Cond Lev (LCL): 925.41 mb = 930.28 m = 3052.05 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 106 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 1023 103 70 7 -6.6 -2.4 | 321 7 4.6 -5.7 1 1000 285 50 11 -8.4 -7.1 | 345 11 2.8 -10.4 2 925 934 90 11 -11.0 0.0 | 356 3 0.2 -3.3 3 850 1643 90 17 -17.0 0.0 | 60 7 -5.8 -3.3 4 700 3242 70 15 -14.1 -5.1 | 19 9 -2.9 -8.4 5 500 5900 75 19 -18.4 -4.9 | 41 11 -7.1 -8.2 6 400 7560 80 21 -20.7 -3.6 | 54 12 -9.5 -6.9 7 300 9570 105 27 -26.1 7.0 | 104 15 -14.9 3.7 8 250 10770 110 25 -23.5 8.6 | 113 13 -12.3 5.3 9 206 11988 85 29 -28.9 -2.5 | 72 19 -17.7 -5.8 10 200 12170 90 31 -31.0 0.0 | 81 20 -19.8 -3.3 11 150 13950 15 9 -2.3 -8.7 | 323 15 8.9 -12.0 12 100 16430 15 5 -1.3 -4.8 | 309 13 9.9 -8.1 Wind Parameters Mean winds (0-6000m): 76.3 at 15.6 knts Storm direction: 106.3 at 11.7 knts Shear (0-3000m) pos: 0.8 neg: 1.4 tot: 2.2 10-3/s Storm rel Dir Shear (0-3000m): 60.9 deg Storm rel helicity (0-3000m) pos: 16.5 neg: -9.7 tot: 6.8 m^2/s^2 ave: 2.3 10^-3 m/s^2 rel: 0.20 Storm rel vorticity (0-3000m) horiz: 4.0 stream: 0.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.06 Bulk Shear: 5.67 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 59 10 344 9| 0.0 4.1 4.1| 10.9 0.0 10.9 21.8 0.56| 8.8 4.9 1000 72 11 351 7| 2.3 2.1 4.3| 12.8 0.0 12.8 12.8 0.49| 7.0 3.4 1500 79 12 6 6| 1.5 2.8 4.3| 16.5 0.0 16.5 11.0 0.54| 6.1 3.3 2000 82 13 19 5| 1.1 2.1 3.2| 16.5 -2.8 13.7 6.8 0.41| 5.1 2.1 2500 82 14 24 6| 0.9 1.7 2.6| 16.5 -6.2 10.3 4.1 0.30| 4.4 1.3 3000 81 14 25 6| 0.8 1.4 2.2| 16.5 -9.7 6.8 2.3 0.20| 4.0 0.8 4000 78 14 25 7| 0.6 1.1 1.8| 19.3 -10.4 8.9 2.2 0.22| 3.2 0.7 5000 77 15 27 7| 0.6 0.9 1.5| 23.0 -10.4 12.5 2.5 0.26| 2.8 0.7 6000 76 16 29 8| 0.6 0.8 1.4| 26.9 -10.4 16.5 2.7 0.30| 2.4 0.7 Wrote GIF file: /home/apache/climate/data/raob//LFRB/skewt/LFRB.skewt.20251010.12.gif