UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025050500.upa.cvt Date: 0000Z 5 MAY 25 Searching for LFBD... Searching the city database file for: LFBD ... Date:0000Z 5 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 1005 61 14.2 9.8 75 4.4 11.7 20 9 286.9 288.3 284.6 308.1 7.58 1 1000 89 13.4 9.7 78 3.7 11.3 15 9 286.5 287.9 284.4 307.7 7.57 2 925 739 7.6 7.6 100 0.0 7.6 40 15 287.1 288.3 284.2 307.0 7.09 3 850 1436 6.8 5.2 90 1.6 5.9 20 13 293.3 294.4 286.1 312.1 6.53 4 700 3005 -3.3 -3.4 99 0.1 -3.3 330 19 298.8 299.6 285.9 311.6 4.25 5 500 5580 -19.7 -24.7 64 5.0 -20.8 290 13 309.0 309.2 286.2 312.5 1.03 6 400 7190 -31.7 -42.7 33 11.0 -32.7 265 15 313.8 313.8 286.9 314.6 0.22 7 300 9160 -48.7 -57.7 34 9.0 -49.0 210 25 316.7 316.7 287.7 316.9 0.05 8 250 10330 -58.1 -62.0 61 3.9 -58.2 245 17 319.7 319.7 288.7 319.8 0.04 9 200 11750 -52.1 -72.1 7 20.0 -52.5 265 11 350.3 350.3 296.7 350.3 0.01 10 150 13620 -52.7 -80.7 2 28.0 -53.2 300 5 379.3 379.3 302.1 379.3 0.00 11 100 16220 -53.7 -84.7 1 31.0 -54.3 255 17 424.0 424.0 308.2 424.0 0.00 TRP 250 10330 -58.1 -62.0 61 3.9 -58.2 245 17 319.7 319.7 288.7 319.8 0.04 WND Sounding variables and indices 1000-500 mb thick: 5491.00 m Freezing level: 749.01 mb = 2492.36 m = 8176.92 ft Wetbulb zero: 754.10 mb = 2403.43 m = 7885.18 ft Precipitable water: 1.00 inches Sfc-500 mean rel hum: 87.67 % Est. max temperature: 20.10 C = 68.19 F Sfc-Lift cond lev (LCL): 940.75 mb = 598.26 m = 1962.78 ft T: 8.86 C 700-500 lapse rate: 6.37 C/km ThetaE index: 1.18 C Layer 1000.0- 850.0 mb Conv cond level (CCL): 930.71 mb = 687.67 m = 2256.10 ft Mean mixing ratio: 7.28 g/kg Conv temperature: 14.31 C = 57.75 F Cap Strength: 2.85 C Lifted Index: 4.25 C Risk: None Lifted Index @300 mb: 6.77 C Lifted Index @700 mb: 2.13 C Showalter Index: 1.32 C Risk: Showers probable Total Totals Index: 51.40 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 26.50 C Cross Totals Index: 24.90 C K Index: 31.60 Risk: 60-80 % chance of thunderstorms Sweat Index: 149.40 Risk: None Energy Index: 0.01 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 5.18 J/kg Max Up Vert Vel: 3.22 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 4.22 C Lift Cond Lev (LCL): 930.95 mb = 685.58 m = 2249.24 ft Lev Free Conv (LFC): 925.95 mb = 730.48 m = 2396.55 ft Equ Level (EL): 915.95 mb = 820.08 m = 2690.51 ft B at Equ Level: 4.66 J/kg Max Parcel Lev (MPL): 895.95 mb = 1002.06 m = 3287.55 ft Wind level data Storm motion: 5 at 11 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 1005 61 20 9 -3.1 -8.5 | 144 3 -2.0 2.8 1 1000 89 15 9 -2.3 -8.7 | 153 3 -1.3 2.6 2 925 739 40 15 -9.6 -11.5 | 89 9 -8.6 -0.2 3 850 1436 20 13 -4.4 -12.2 | 75 4 -3.4 -0.9 4 700 3005 330 19 9.5 -16.5 | 296 12 10.5 -5.2 5 500 5580 290 13 12.2 -4.4 | 243 15 13.3 6.8 6 400 7190 265 15 14.9 1.3 | 232 20 16.0 12.6 7 300 9160 210 25 12.5 21.7 | 202 36 13.5 32.9 8 250 10330 245 17 15.4 7.2 | 222 25 16.4 18.5 9 200 11750 265 11 11.0 1.0 | 224 17 12.0 12.2 10 150 13620 300 5 4.3 -2.5 | 211 10 5.4 8.8 11 100 16220 255 17 16.4 4.4 | 228 23 17.5 15.7 Wind Parameters Mean winds (0-6000m): 335.3 at 15.1 knts Storm direction: 5.3 at 11.3 knts Shear (0-3000m) pos: 0.9 neg: 3.0 tot: 3.9 10-3/s Storm rel Dir Shear (0-3000m): 150.5 deg Storm rel helicity (0-3000m) pos: 0.0 neg: -24.2 tot: -24.2 m^2/s^2 ave: -8.1 10^-3 m/s^2 rel: -0.59 Storm rel vorticity (0-3000m) horiz: 4.9 stream: -2.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.29 Bulk Shear: 17.96 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 25 11 110 4| 5.2 0.0 5.2| 0.0 -3.3 -3.3 -6.6 -0.60| 5.8 -3.5 1000 32 13 95 6| 2.6 0.5 3.1| 0.0 -5.4 -5.4 -5.4 -0.44| 5.2 -2.3 1500 29 13 90 5| 1.7 1.4 3.1| 0.0 -7.1 -7.1 -4.7 -0.44| 4.8 -2.1 2000 24 13 78 4| 1.3 2.2 3.5| 0.0 -10.7 -10.7 -5.4 -0.56| 4.7 -2.6 2500 16 14 52 3| 1.0 2.7 3.8| 0.0 -15.9 -15.9 -6.4 -0.58| 4.8 -2.8 3000 6 15 10 3| 0.9 3.0 3.9| 0.0 -24.2 -24.2 -8.1 -0.59| 4.9 -2.9 4000 353 15 325 5| 0.6 2.5 3.1| 0.0 -41.2 -41.2 -10.3 -0.65| 4.3 -2.8 5000 343 15 303 6| 0.5 2.1 2.6| 0.0 -57.8 -57.8 -11.6 -0.69| 4.0 -2.7 6000 335 15 288 8| 0.4 1.9 2.3| 0.0 -69.6 -69.6 -11.6 -0.69| 3.6 -2.5 Wrote GIF file: /home/apache/climate/data/raob//LFBD/skewt/LFBD.skewt.20250505.00.gif