UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025050800.upa.cvt Date: 0000Z 8 MAY 25 Searching for LFBD... Searching the city database file for: LFBD ... Date:0000Z 8 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 1010 61 13.2 7.2 67 6.0 10.0 30 7 285.5 286.6 282.7 303.2 6.31 1 1000 133 14.0 6.0 58 8.0 9.7 30 7 287.1 288.2 282.9 303.7 5.86 2 925 786 9.2 2.2 62 7.0 5.8 65 9 288.7 289.6 282.4 302.6 4.85 3 850 1478 3.2 -1.3 72 4.5 1.2 60 7 289.5 290.2 281.9 301.3 4.09 4 700 3021 -8.3 -8.7 97 0.4 -8.4 25 1 293.3 293.8 282.1 301.7 2.83 5 500 5580 -21.3 -29.3 49 8.0 -22.7 285 7 307.1 307.2 285.1 309.4 0.68 6 400 7190 -33.7 -37.5 69 3.8 -34.1 255 15 311.2 311.3 286.2 312.5 0.38 7 300 9140 -49.5 -53.3 64 3.8 -49.6 275 15 315.6 315.6 287.4 315.9 0.09 8 255 10184 -55.5 -65.5 28 10.0 -55.6 270 15 321.7 321.7 289.3 321.8 0.02 9 250 10310 -55.5 -65.5 28 10.0 -55.6 275 15 323.6 323.6 289.9 323.6 0.02 10 200 11740 -52.1 -75.1 5 23.0 -52.5 280 13 350.3 350.3 296.7 350.3 0.01 11 150 13600 -53.9 -84.9 1 31.0 -54.3 290 17 377.2 377.2 301.8 377.2 0.00 12 100 16210 -54.7 -85.7 1 31.0 -55.2 265 9 422.0 422.0 308.0 422.1 0.00 TRP 255 10184 -55.5 -65.5 28 10.0 -55.6 270 15 321.7 321.7 289.3 321.8 0.02 WND Sounding variables and indices 1000-500 mb thick: 5447.00 m Freezing level: 808.26 mb = 1907.36 m = 6257.66 ft Wetbulb zero: 831.46 mb = 1653.31 m = 5424.17 ft Precipitable water: 0.70 inches Sfc-500 mean rel hum: 73.75 % Est. max temperature: 17.07 C = 62.73 F Sfc-Lift cond lev (LCL): 922.63 mb = 807.03 m = 2647.69 ft T: 9.02 C 700-500 lapse rate: 5.08 C/km ThetaE index: 2.39 C Layer 925.0- 700.0 mb Conv cond level (CCL): 833.89 mb = 1630.10 m = 5348.03 ft Mean mixing ratio: 5.33 g/kg Conv temperature: 17.57 C = 63.63 F Cap Strength: 1.43 C Lifted Index: 5.55 C Risk: None Lifted Index @300 mb: 9.02 C Lifted Index @700 mb: -0.59 C Showalter Index: 6.75 C Risk: None Total Totals Index: 44.50 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.50 C Cross Totals Index: 20.00 C K Index: 22.80 Risk: 20-40 % chance of thunderstorms Sweat Index: 21.00 Risk: None Energy Index: 1.64 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 13.97 J/kg Max Up Vert Vel: 5.29 m/s Conv Inhibition (B-): 46.55 J/kg Cap Strength: 5.17 C Lift Cond Lev (LCL): 858.53 mb = 1396.24 m = 4580.79 ft Lev Free Conv (LFC): 753.53 mb = 2435.33 m = 7989.84 ft Equ Level (EL): 663.53 mb = 3427.88 m = 11246.20 ft B at Equ Level: 13.17 J/kg Max Parcel Lev (MPL): 623.53 mb = 3900.76 m = 12797.61 ft Wind level data Storm motion: 35 at 4 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 1010 61 30 7 -3.5 -6.1 | 23 3 -1.2 -2.9 1 1000 133 30 7 -3.5 -6.1 | 23 3 -1.2 -2.9 2 925 786 65 9 -8.2 -3.8 | 84 6 -5.9 -0.6 3 850 1478 60 7 -6.1 -3.5 | 86 4 -3.8 -0.3 4 700 3021 25 1 -0.4 -0.9 | 219 3 1.8 2.3 5 500 5580 285 7 6.8 -1.8 | 261 9 9.0 1.4 6 400 7190 255 15 14.5 3.9 | 247 18 16.7 7.1 7 300 9140 275 15 14.9 -1.3 | 264 17 17.2 1.9 8 255 10184 270 15 15.0 -0.0 | 259 18 17.3 3.2 9 250 10310 275 15 14.9 -1.3 | 264 17 17.2 1.9 10 200 11740 280 13 12.8 -2.3 | 266 15 15.1 0.9 11 150 13600 290 17 16.0 -5.8 | 278 18 18.2 -2.6 12 100 16210 265 9 9.0 0.8 | 250 12 11.2 4.0 Wind Parameters Mean winds (0-6000m): 5.2 at 5.2 knts Storm direction: 35.2 at 3.9 knts Shear (0-3000m) pos: 0.8 neg: 1.3 tot: 2.0 10-3/s Storm rel Dir Shear (0-3000m): -163.7 deg Storm rel helicity (0-3000m) pos: 5.5 neg: -0.1 tot: 5.4 m^2/s^2 ave: 1.8 10^-3 m/s^2 rel: 0.44 Storm rel vorticity (0-3000m) horiz: 2.3 stream: 1.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 5.31 Bulk Shear: 2.63 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 41 8 46 4| 3.4 0.0 3.4| 2.9 0.0 2.9 5.9 0.87| 3.4 3.0 1000 53 8 68 4| 2.3 0.0 2.3| 5.1 -0.0 5.1 5.1 0.76| 3.0 2.3 1500 56 8 73 4| 1.5 0.6 2.1| 5.2 -0.1 5.1 3.4 0.60| 2.6 1.5 2000 55 7 75 4| 1.2 1.0 2.2| 5.2 -0.1 5.1 2.6 0.46| 2.5 1.2 2500 55 7 79 3| 0.9 1.2 2.1| 5.5 -0.1 5.3 2.1 0.50| 2.4 1.2 3000 55 6 88 3| 0.8 1.3 2.0| 5.5 -0.1 5.4 1.8 0.44| 2.3 1.0 4000 50 5 90 1| 0.6 1.1 1.6| 7.0 -0.1 6.9 1.7 0.50| 2.1 1.1 5000 34 5 28 1| 0.5 1.2 1.7| 7.3 -1.1 6.2 1.2 0.39| 2.1 0.8 6000 5 5 318 3| 0.4 1.4 1.8| 7.3 -5.2 2.1 0.3 0.24| 2.2 0.5 Wrote GIF file: /home/apache/climate/data/raob//LFBD/skewt/LFBD.skewt.20250508.00.gif