UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100912.upa.cvt Date: 1200Z 9 OCT 25 Searching for LFBD... Searching the city database file for: LFBD ... Date:1200Z 9 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 1020 61 15.4 15.0 97 0.4 15.1 15 3 286.9 288.8 287.5 316.2 10.56 1 1000 215 14.8 13.6 93 1.2 14.1 10 3 288.0 289.7 287.2 315.4 9.83 2 925 870 10.4 10.3 99 0.1 10.3 35 7 289.9 291.4 286.8 314.0 8.53 3 850 1574 11.4 -4.6 32 16.0 4.1 40 9 298.1 298.7 284.5 307.7 3.19 4 700 3162 1.8 -15.2 27 17.0 -4.2 60 13 304.5 304.8 285.2 309.8 1.67 5 500 5790 -14.5 -22.5 51 8.0 -16.6 40 9 315.4 315.6 288.6 319.6 1.26 6 400 7440 -27.9 -32.9 62 5.0 -28.6 35 13 318.7 318.8 289.0 320.9 0.60 7 300 9430 -43.7 -48.4 60 4.7 -44.0 60 7 323.8 323.8 290.1 324.4 0.16 8 250 10630 -54.1 -59.1 54 5.0 -54.2 135 3 325.6 325.6 290.5 325.8 0.05 9 211 11710 -57.5 -66.5 31 9.0 -57.6 75 15 336.5 336.5 293.4 336.6 0.02 10 200 12050 -55.9 -69.9 16 14.0 -56.1 105 21 344.2 344.2 295.3 344.3 0.02 11 150 13880 -58.1 -82.1 3 24.0 -58.3 10 5 370.0 370.0 300.5 370.0 0.00 12 100 16410 -62.3 -91.3 1 29.0 -62.5 10 7 407.4 407.4 306.2 407.4 0.00 TRP 211 11710 -57.5 -66.5 31 9.0 -57.6 75 15 336.5 336.5 293.4 336.6 0.02 WND Sounding variables and indices 1000-500 mb thick: 5575.00 m Freezing level: 677.91 mb = 3452.21 m = 11326.01 ft Wetbulb zero: 775.70 mb = 2322.14 m = 7618.47 ft Precipitable water: 0.85 inches Sfc-500 mean rel hum: 47.33 % Est. max temperature: 24.36 C = 75.84 F Sfc-Lift cond lev (LCL): 1014.13 mb = 105.86 m = 347.30 ft T: 15.23 C 700-500 lapse rate: 6.20 C/km ThetaE index: 8.51 C Layer 1000.0- 700.0 mb Conv cond level (CCL): 952.98 mb = 619.65 m = 2032.93 ft Mean mixing ratio: 9.33 g/kg Conv temperature: 17.68 C = 63.83 F Cap Strength: 4.35 C Lifted Index: 4.82 C Risk: None Lifted Index @300 mb: 6.61 C Lifted Index @700 mb: 3.60 C Showalter Index: 9.27 C Risk: None Total Totals Index: 35.80 C Risk: None Vertical Totals Index: 25.90 C Cross Totals Index: 9.90 C K Index: 4.30 Risk: None Sweat Index: 27.00 Risk: None Energy Index: 2.46 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 10.12 J/kg Max Up Vert Vel: 4.50 m/s Conv Inhibition (B-): 0.83 J/kg Cap Strength: 4.64 C Lift Cond Lev (LCL): 959.76 mb = 560.09 m = 1837.53 ft Lev Free Conv (LFC): 934.76 mb = 781.83 m = 2565.03 ft Equ Level (EL): 914.76 mb = 962.70 m = 3158.41 ft B at Equ Level: 9.04 J/kg Max Parcel Lev (MPL): 884.76 mb = 1240.32 m = 4069.25 ft Wind level data Storm motion: 78 at 7 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 1020 61 15 3 -0.8 -2.9 | 283 7 6.4 -1.4 1 1000 215 10 3 -0.5 -3.0 | 283 7 6.6 -1.5 2 925 870 35 7 -4.0 -5.7 | 324 5 3.1 -4.3 3 850 1574 40 9 -5.8 -6.9 | 346 6 1.4 -5.4 4 700 3162 60 13 -11.3 -6.5 | 39 6 -4.1 -5.0 5 500 5790 40 9 -5.8 -6.9 | 346 6 1.4 -5.4 6 400 7440 35 13 -7.5 -10.6 | 2 9 -0.3 -9.2 7 300 9430 60 7 -6.1 -3.5 | 332 2 1.1 -2.0 8 250 10630 135 3 -2.1 2.1 | 235 6 5.0 3.6 9 211 11710 75 15 -14.5 -3.9 | 72 8 -7.3 -2.4 10 200 12050 105 21 -20.3 5.4 | 118 15 -13.1 6.9 11 150 13880 10 5 -0.9 -4.9 | 299 7 6.3 -3.5 12 100 16410 10 7 -1.2 -6.9 | 312 8 5.9 -5.4 Wind Parameters Mean winds (0-6000m): 48.4 at 9.7 knts Storm direction: 78.4 at 7.3 knts Shear (0-3000m) pos: 1.8 neg: 0.0 tot: 1.8 10-3/s Storm rel Dir Shear (0-3000m): 113.3 deg Storm rel helicity (0-3000m) pos: 17.7 neg: 0.0 tot: 17.7 m^2/s^2 ave: 5.9 10^-3 m/s^2 rel: 0.96 Storm rel vorticity (0-3000m) horiz: 2.1 stream: 2.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.62 Bulk Shear: 6.24 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 17 4 289 6| 2.2 0.0 2.2| 3.7 0.0 3.7 7.5 0.89| 2.5 2.3 1000 28 5 302 6| 2.5 0.0 2.5| 7.7 0.0 7.7 7.7 0.92| 2.7 2.5 1500 33 6 314 5| 2.2 0.0 2.2| 9.9 0.0 9.9 6.6 0.94| 2.3 2.2 2000 36 7 324 5| 2.0 0.0 2.0| 12.3 0.0 12.3 6.1 0.95| 2.2 2.1 2500 40 8 334 5| 1.9 0.0 1.9| 14.9 0.0 14.9 6.0 0.96| 2.1 2.0 3000 44 9 345 5| 1.8 0.0 1.8| 17.7 0.0 17.7 5.9 0.96| 2.1 2.0 4000 49 9 359 5| 1.4 0.2 1.6| 18.3 -3.1 15.2 3.8 0.69| 1.9 1.3 5000 49 10 3 5| 1.1 0.4 1.5| 18.3 -6.3 12.1 2.4 0.48| 1.7 0.8 6000 48 10 1 5| 0.9 0.4 1.3| 18.9 -8.3 10.6 1.8 0.37| 1.6 0.6 Wrote GIF file: /home/apache/climate/data/raob//LFBD/skewt/LFBD.skewt.20251009.12.gif