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 LFBD... Searching the city database file for: LFBD ... Date:1200Z 10 OCT 25 Station: LFBD WMO ident: 7510 Latitude: 44.83 Longitude: -0.70 Elevation: 61.00 ------------------------------------------------------------------------------- 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 1024 61 19.4 9.4 52 10.0 13.6 60 7 290.6 291.9 285.7 311.2 7.24 1 1000 247 15.8 8.8 63 7.0 11.8 60 7 289.0 290.2 284.9 309.1 7.12 2 925 902 10.0 5.6 74 4.4 7.6 60 17 289.5 290.6 284.2 307.1 6.17 3 850 1609 12.0 -1.0 41 13.0 5.6 65 17 298.7 299.5 285.8 311.2 4.18 4 700 3208 4.4 -18.6 17 23.0 -3.4 90 23 307.4 307.6 285.8 311.5 1.26 5 500 5850 -14.3 -34.3 17 20.0 -18.0 70 29 315.6 315.7 287.8 317.1 0.42 6 400 7500 -26.3 -48.3 11 22.0 -28.4 90 42 320.8 320.8 289.1 321.3 0.12 7 300 9500 -44.1 -54.1 32 10.0 -44.5 85 54 323.2 323.2 289.8 323.5 0.08 8 250 10700 -52.5 -65.5 19 13.0 -52.7 90 46 328.0 328.0 291.2 328.1 0.02 9 221 11489 -57.7 -66.7 31 9.0 -57.8 85 31 331.8 331.8 292.2 331.9 0.02 10 200 12120 -57.9 -71.9 15 14.0 -58.0 90 23 341.1 341.1 294.6 341.1 0.01 11 150 13920 -59.1 -89.1 1 30.0 -59.3 30 13 368.3 368.3 300.2 368.3 0.00 12 100 16420 -65.7 -93.7 1 28.0 -65.8 45 1 400.8 400.8 305.3 400.8 0.00 TRP 221 11489 -57.7 -66.7 31 9.0 -57.8 85 31 331.8 331.8 292.2 331.9 0.02 WND Sounding variables and indices 1000-500 mb thick: 5603.00 m Freezing level: 652.94 mb = 3829.65 m = 12564.31 ft Wetbulb zero: 756.53 mb = 2568.38 m = 8426.36 ft Precipitable water: 0.67 inches Sfc-500 mean rel hum: 31.76 % Est. max temperature: 24.53 C = 76.15 F Sfc-Lift cond lev (LCL): 882.42 mb = 1296.00 m = 4251.91 ft T: 11.11 C 700-500 lapse rate: 7.08 C/km ThetaE index: 4.07 C Layer 1000.0- 850.0 mb Conv cond level (CCL): 675.29 mb = 3490.15 m = 11450.49 ft Mean mixing ratio: 6.76 g/kg Conv temperature: 37.25 C = 99.05 F Cap Strength: 9.24 C Lifted Index: 8.94 C Risk: None Lifted Index @300 mb: 10.61 C Lifted Index @700 mb: 9.24 C Showalter Index: 7.24 C Risk: None Total Totals Index: 39.60 C Risk: None Vertical Totals Index: 26.30 C Cross Totals Index: 13.30 C K Index: 2.30 Risk: None Sweat Index: 63.00 Risk: None Energy Index: 1.33 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2.82 J/kg Max Up Vert Vel: 2.37 m/s Conv Inhibition (B-): 10998.47 J/kg Cap Strength: 9.19 C Lift Cond Lev (LCL): 884.87 mb = 1272.84 m = 4175.92 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 106 at 16 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 1024 61 60 7 -6.1 -3.5 | 310 12 9.4 -7.9 1 1000 247 60 7 -6.1 -3.5 | 310 12 9.4 -7.9 2 925 902 60 17 -14.7 -8.5 | 357 13 0.8 -12.9 3 850 1609 65 17 -15.4 -7.2 | 360 12 0.1 -11.6 4 700 3208 90 23 -23.0 0.0 | 60 9 -7.5 -4.4 5 500 5850 70 29 -27.3 -9.9 | 39 19 -11.8 -14.3 6 400 7500 90 42 -42.0 0.0 | 81 27 -26.5 -4.4 7 300 9500 85 54 -53.8 -4.7 | 77 39 -38.3 -9.1 8 250 10700 90 46 -46.0 0.0 | 82 31 -30.5 -4.4 9 221 11489 85 31 -30.9 -2.7 | 65 17 -15.4 -7.1 10 200 12120 90 23 -23.0 0.0 | 60 9 -7.5 -4.4 11 150 13920 30 13 -6.5 -11.3 | 330 18 9.0 -15.6 12 100 16420 45 1 -0.7 -0.7 | 289 16 14.8 -5.1 Wind Parameters Mean winds (0-6000m): 75.8 at 21.5 knts Storm direction: 105.8 at 16.1 knts Shear (0-3000m) pos: 2.3 neg: 0.8 tot: 3.1 10-3/s Storm rel Dir Shear (0-3000m): 102.8 deg Storm rel helicity (0-3000m) pos: 56.0 neg: 0.0 tot: 56.0 m^2/s^2 ave: 18.7 10^-3 m/s^2 rel: 0.93 Storm rel vorticity (0-3000m) horiz: 3.6 stream: 3.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.12 Bulk Shear: 24.21 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 60 8 317 12| 0.0 4.9 4.9| 14.6 0.0 14.6 29.3 0.98| 4.9 4.8 1000 60 12 333 12| 2.7 2.5 5.1| 31.0 0.0 31.0 31.0 0.96| 5.3 5.1 1500 61 14 342 11| 1.8 1.6 3.5| 32.5 0.0 32.5 21.6 0.91| 3.9 3.5 2000 63 15 347 11| 1.9 1.2 3.2| 39.9 0.0 39.9 20.0 0.91| 3.6 3.3 2500 67 16 353 11| 2.1 1.0 3.1| 47.9 0.0 47.9 19.2 0.92| 3.6 3.3 3000 71 17 1 10| 2.3 0.8 3.1| 56.0 0.0 56.0 18.7 0.93| 3.6 3.3 4000 76 18 15 9| 1.7 1.0 2.7| 58.3 -3.4 54.9 13.7 0.76| 3.2 2.5 5000 77 20 24 10| 1.4 1.2 2.5| 58.3 -9.8 48.6 9.7 0.59| 3.0 1.8 6000 76 21 29 11| 1.3 1.1 2.4| 67.7 -16.5 51.2 8.5 0.51| 3.0 1.5 Wrote GIF file: /home/apache/climate/data/raob//LFBD/skewt/LFBD.skewt.20251010.12.gif