UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025051500.upa.cvt Date: 0000Z 15 MAY 25 Searching for LFBD... Searching the city database file for: LFBD ... Date:0000Z 15 MAY 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 1011 61 17.4 12.9 75 4.5 14.6 140 0 289.6 291.3 287.3 315.8 9.28 1 1000 146 17.6 12.8 73 4.8 14.7 155 0 290.8 292.4 287.8 317.1 9.32 2 925 809 15.0 8.0 63 7.0 11.0 90 13 294.6 296.0 287.3 315.7 7.29 3 850 1519 9.6 5.0 73 4.6 7.1 60 17 296.2 297.4 287.1 315.0 6.44 4 700 3093 -2.9 -4.5 89 1.6 -3.6 55 11 299.3 300.0 285.7 311.1 3.91 5 500 5670 -19.7 -32.7 31 13.0 -21.9 85 17 309.0 309.1 285.6 310.7 0.49 6 400 7280 -32.1 -34.0 83 1.9 -32.3 190 1 313.3 313.4 287.1 315.2 0.54 7 300 9240 -49.7 -55.7 49 6.0 -49.9 160 11 315.3 315.3 287.3 315.6 0.07 8 260 10161 -57.9 -62.7 54 4.8 -58.0 290 1 316.4 316.4 287.6 316.5 0.03 9 250 10410 -56.3 -63.3 41 7.0 -56.4 30 7 322.4 322.4 289.5 322.5 0.03 10 200 11830 -56.9 -70.9 15 14.0 -57.1 125 9 342.7 342.7 295.0 342.7 0.01 11 150 13670 -54.1 -85.1 1 31.0 -54.5 10 1 376.9 376.9 301.8 376.9 0.00 12 100 16270 -54.5 -85.5 1 31.0 -55.1 265 3 422.4 422.4 308.0 422.4 0.00 TRP 260 10161 -57.9 -62.7 54 4.8 -58.0 290 1 316.4 316.4 287.6 316.5 0.03 WND Sounding variables and indices 1000-500 mb thick: 5524.00 m Freezing level: 734.80 mb = 2727.83 m = 8949.47 ft Wetbulb zero: 750.54 mb = 2527.81 m = 8293.25 ft Precipitable water: 1.01 inches Sfc-500 mean rel hum: 67.64 % Est. max temperature: 23.75 C = 74.75 F Sfc-Lift cond lev (LCL): 945.52 mb = 622.39 m = 2041.94 ft T: 15.73 C 700-500 lapse rate: 6.52 C/km ThetaE index: 6.41 C Layer 925.0- 400.0 mb Conv cond level (CCL): 832.28 mb = 1689.84 m = 5544.01 ft Mean mixing ratio: 8.25 g/kg Conv temperature: 24.34 C = 75.81 F Cap Strength: 2.73 C Lifted Index: -1.26 C Risk: Thunderstorms probable Lifted Index @300 mb: -0.38 C Lifted Index @700 mb: -1.75 C Showalter Index: -0.44 C Risk: Thunderstorms probable Total Totals Index: 54.00 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 29.30 C Cross Totals Index: 24.70 C K Index: 32.70 Risk: 60-80 % chance of thunderstorms Sweat Index: 211.00 Risk: None Energy Index: -0.92 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 307.77 J/kg Max Up Vert Vel: 24.81 m/s Conv Inhibition (B-): 84.44 J/kg Cap Strength: 2.73 C Lift Cond Lev (LCL): 879.90 mb = 1228.71 m = 4031.16 ft Lev Free Conv (LFC): 764.90 mb = 2374.21 m = 7789.30 ft Equ Level (EL): 264.90 mb = 10041.12 m = 32942.91 ft B at Equ Level: 306.22 J/kg Max Parcel Lev (MPL): 224.90 mb = 11083.30 m = 36362.11 ft Wind level data Storm motion: 102 at 10 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 1011 61 140 0 -0.0 0.0 | 282 10 9.7 -2.0 1 1000 146 155 0 -0.0 0.0 | 282 10 9.7 -2.0 2 925 809 90 13 -13.0 0.0 | 59 4 -3.3 -2.0 3 850 1519 60 17 -14.7 -8.5 | 26 12 -5.0 -10.5 4 700 3093 55 11 -9.0 -6.3 | 355 8 0.7 -8.3 5 500 5670 85 17 -16.9 -1.5 | 64 8 -7.2 -3.5 6 400 7280 190 1 0.2 1.0 | 276 10 9.9 -1.0 7 300 9240 160 11 -3.8 10.3 | 215 10 5.9 8.4 8 260 10161 290 1 0.9 -0.3 | 282 11 10.6 -2.3 9 250 10410 30 7 -3.5 -6.1 | 322 10 6.2 -8.0 10 200 11830 125 9 -7.4 5.2 | 216 4 2.3 3.2 11 150 13670 10 1 -0.2 -1.0 | 287 10 9.5 -3.0 12 100 16270 265 3 3.0 0.3 | 278 13 12.7 -1.7 Wind Parameters Mean winds (0-6000m): 71.5 at 13.2 knts Storm direction: 101.5 at 9.9 knts Shear (0-3000m) pos: 0.0 neg: 1.9 tot: 1.9 10-3/s Storm rel Dir Shear (0-3000m): 74.5 deg Storm rel helicity (0-3000m) pos: 0.0 neg: -31.1 tot: -31.1 m^2/s^2 ave: -10.4 10^-3 m/s^2 rel: -0.61 Storm rel vorticity (0-3000m) horiz: 5.3 stream: -3.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 19.21 Bulk Shear: 16.02 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 ------------------------------------------------------------------------------- 500 114 3 275 7| 0.0 8.4 8.4| 0.0 -8.6 -8.6 -17.2 -0.54| 9.0 -4.9 1000 88 8 319 3| 0.0 7.4 7.4| 0.0 -11.4 -11.4 -11.4 -0.58| 10.0 -5.7 1500 77 10 6 4| 0.0 5.8 5.8| 0.0 -18.6 -18.6 -12.4 -0.56| 8.7 -4.8 2000 71 12 14 6| 0.0 3.8 3.8| 0.0 -22.9 -22.9 -11.5 -0.58| 7.0 -4.0 2500 68 12 14 7| 0.0 2.7 2.7| 0.0 -27.1 -27.1 -10.8 -0.59| 6.0 -3.6 3000 66 12 12 7| 0.0 1.9 1.9| 0.0 -31.1 -31.1 -10.4 -0.61| 5.3 -3.3 4000 65 12 10 7| 0.4 1.4 1.8| 6.6 -31.1 -24.6 -6.1 -0.46| 4.4 -2.0 5000 67 13 16 7| 0.7 1.1 1.8| 14.1 -31.1 -17.1 -3.4 -0.32| 3.9 -1.3 6000 72 13 25 7| 1.0 1.0 1.9| 27.8 -31.1 -3.4 -0.6 -0.07| 4.1 -0.3 Wrote GIF file: /home/apache/climate/data/raob//LFBD/skewt/LFBD.skewt.20250515.00.gif