UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101000.upa.cvt Date: 0000Z 10 OCT 25 Searching for LFBD... Searching the city database file for: LFBD ... Date:0000Z 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 1023 61 10.8 8.7 87 2.1 9.6 35 7 282.1 283.3 281.8 301.1 6.91 1 1000 236 13.4 9.1 75 4.3 11.0 55 17 286.5 287.8 284.1 306.9 7.26 2 925 888 9.6 7.7 88 1.9 8.5 10 9 289.1 290.4 285.1 309.3 7.14 3 850 1594 10.6 -3.4 37 14.0 4.1 30 13 297.3 297.9 284.5 307.7 3.50 4 700 3185 1.8 -9.2 44 11.0 -2.7 45 19 304.5 305.0 286.4 313.0 2.72 5 500 5820 -15.1 -26.1 39 11.0 -17.7 60 23 314.6 314.8 288.0 317.7 0.91 6 400 7460 -27.7 -39.7 31 12.0 -29.1 60 23 319.0 319.0 288.8 320.1 0.30 7 300 9460 -43.7 -52.7 36 9.0 -44.1 60 31 323.8 323.8 290.0 324.1 0.10 8 250 10660 -52.1 -62.1 29 10.0 -52.3 70 38 328.6 328.6 291.3 328.8 0.04 9 227 11277 -57.5 -63.5 46 6.0 -57.6 75 31 329.6 329.6 291.6 329.7 0.03 10 200 12080 -55.7 -70.7 14 15.0 -55.9 50 21 344.6 344.6 295.4 344.6 0.01 11 150 13900 -58.9 -80.9 4 22.0 -59.1 45 13 368.6 368.6 300.3 368.6 0.00 12 100 16420 -63.3 -91.3 1 28.0 -63.5 315 1 405.4 405.4 305.9 405.4 0.00 TRP 227 11277 -57.5 -63.5 46 6.0 -57.6 75 31 329.6 329.6 291.6 329.7 0.03 WND Sounding variables and indices 1000-500 mb thick: 5584.00 m Freezing level: 678.70 mb = 3465.65 m = 11370.11 ft Wetbulb zero: 759.05 mb = 2521.39 m = 8272.19 ft Precipitable water: 0.80 inches Sfc-500 mean rel hum: 49.19 % Est. max temperature: 23.43 C = 74.18 F Sfc-Lift cond lev (LCL): 991.00 mb = 311.58 m = 1022.22 ft T: 12.96 C 700-500 lapse rate: 6.41 C/km ThetaE index: 1.57 C Layer 850.0- 700.0 mb Conv cond level (CCL): 745.12 mb = 2673.16 m = 8770.12 ft Mean mixing ratio: 7.17 g/kg Conv temperature: 30.99 C = 87.78 F Cap Strength: 7.29 C Lifted Index: 9.02 C Risk: None Lifted Index @300 mb: 11.91 C Lifted Index @700 mb: 7.29 C Showalter Index: 8.67 C Risk: None Total Totals Index: 37.40 C Risk: None Vertical Totals Index: 25.70 C Cross Totals Index: 11.70 C K Index: 11.30 Risk: None Sweat Index: 49.00 Risk: None Energy Index: 2.14 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 16.70 J/kg Max Up Vert Vel: 5.78 m/s Conv Inhibition (B-): 11095.36 J/kg Cap Strength: 8.86 C Lift Cond Lev (LCL): 927.24 mb = 867.73 m = 2846.86 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 77 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 1023 61 35 7 -4.0 -5.7 | 287 9 8.8 -2.8 1 1000 236 55 17 -13.9 -9.8 | 9 7 -1.1 -6.8 2 925 888 10 9 -1.6 -8.9 | 298 13 11.2 -5.9 3 850 1594 30 13 -6.5 -11.3 | 323 10 6.3 -8.3 4 700 3185 45 19 -13.4 -13.4 | 3 10 -0.6 -10.5 5 500 5820 60 23 -19.9 -11.5 | 40 11 -7.1 -8.5 6 400 7460 60 23 -19.9 -11.5 | 40 11 -7.1 -8.5 7 300 9460 60 31 -26.8 -15.5 | 48 19 -14.0 -12.5 8 250 10660 70 38 -35.7 -13.0 | 66 25 -22.9 -10.0 9 227 11277 75 31 -29.9 -8.0 | 74 18 -17.1 -5.0 10 200 12080 50 21 -16.1 -13.5 | 17 11 -3.3 -10.5 11 150 13900 45 13 -9.2 -9.2 | 330 7 3.6 -6.2 12 100 16420 315 1 0.7 -0.7 | 260 14 13.5 2.3 Wind Parameters Mean winds (0-6000m): 46.9 at 17.5 knts Storm direction: 76.9 at 13.2 knts Shear (0-3000m) pos: 1.9 neg: 0.7 tot: 2.6 10-3/s Storm rel Dir Shear (0-3000m): 72.7 deg Storm rel helicity (0-3000m) pos: 50.7 neg: -26.9 tot: 23.8 m^2/s^2 ave: 7.9 10^-3 m/s^2 rel: 0.31 Storm rel vorticity (0-3000m) horiz: 5.9 stream: 1.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 9.46 Bulk Shear: 1.76 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 47 14 337 7| 0.0 6.2 6.2| 18.4 -12.7 5.6 11.3 0.25| 17.6 4.4 1000 38 12 322 9| 0.0 2.1 2.1| 20.9 -26.9 -6.0 -6.0 0.01| 12.1 0.1 1500 33 12 318 9| 1.4 1.4 2.8| 31.8 -26.9 4.9 3.3 0.14| 9.4 1.3 2000 33 12 321 10| 1.6 1.1 2.7| 38.1 -26.9 11.2 5.6 0.21| 7.7 1.6 2500 34 13 325 10| 1.8 0.9 2.6| 44.3 -26.9 17.4 7.0 0.26| 6.6 1.7 3000 36 14 330 9| 1.9 0.7 2.6| 50.7 -26.9 23.8 7.9 0.31| 5.9 1.9 4000 40 15 340 9| 1.7 0.5 2.3| 58.4 -26.9 31.5 7.9 0.37| 4.8 1.7 5000 43 16 350 9| 1.6 0.4 2.0| 65.6 -26.9 38.7 7.7 0.41| 4.1 1.7 6000 47 18 360 9| 1.5 0.4 1.9| 71.4 -26.9 44.5 7.4 0.43| 3.6 1.6 Wrote GIF file: /home/apache/climate/data/raob//LFBD/skewt/LFBD.skewt.20251010.00.gif