UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025051000.upa.cvt Date: 0000Z 10 MAY 25 Searching for LFBD... Searching the city database file for: LFBD ... Date:0000Z 10 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 1007 61 15.0 12.1 83 2.9 13.3 50 5 287.6 289.1 286.1 312.3 8.83 1 1000 105 17.0 9.0 59 8.0 12.4 65 5 290.1 291.4 285.5 310.6 7.21 2 925 766 13.0 6.0 62 7.0 9.2 130 19 292.6 293.7 285.7 310.9 6.34 3 850 1469 7.0 4.8 86 2.2 5.8 140 19 293.5 294.6 286.0 311.8 6.35 4 700 3030 -3.9 -5.8 87 1.9 -4.7 150 15 298.2 298.8 284.9 308.8 3.54 5 500 5600 -21.3 -22.8 88 1.5 -21.6 205 36 307.1 307.3 285.7 311.1 1.22 6 400 7200 -34.3 -36.7 79 2.4 -34.6 210 25 310.4 310.5 286.0 311.9 0.41 7 300 9140 -51.1 -54.3 69 3.2 -51.2 230 40 313.3 313.3 286.6 313.6 0.08 8 253 10234 -55.9 -59.6 63 3.7 -56.0 240 48 321.9 321.9 289.4 322.1 0.05 9 250 10310 -55.3 -59.4 60 4.1 -55.4 240 44 323.9 323.9 290.0 324.1 0.05 10 200 11740 -53.1 -60.1 42 7.0 -53.3 210 25 348.7 348.7 296.4 348.9 0.06 11 150 13600 -54.1 -67.1 19 13.0 -54.4 235 7 376.9 376.9 301.8 377.0 0.03 12 100 16200 -54.3 -85.3 1 31.0 -54.9 240 19 422.8 422.8 308.0 422.8 0.00 TRP 253 10234 -55.9 -59.6 63 3.7 -56.0 240 48 321.9 321.9 289.4 322.1 0.05 WND Sounding variables and indices 1000-500 mb thick: 5495.00 m Freezing level: 753.67 mb = 2471.48 m = 8108.42 ft Wetbulb zero: 766.76 mb = 2297.65 m = 7538.14 ft Precipitable water: 0.95 inches Sfc-500 mean rel hum: 82.23 % Est. max temperature: 20.84 C = 69.50 F Sfc-Lift cond lev (LCL): 964.28 mb = 413.38 m = 1356.23 ft T: 15.13 C 700-500 lapse rate: 6.77 C/km ThetaE index: 3.01 C Layer 700.0- 500.0 mb Conv cond level (CCL): 824.37 mb = 1715.20 m = 5627.24 ft Mean mixing ratio: 6.78 g/kg Conv temperature: 21.68 C = 71.03 F Cap Strength: 1.84 C Lifted Index: 0.48 C Risk: Showers probable Lifted Index @300 mb: 1.97 C Lifted Index @700 mb: -0.23 C Showalter Index: -0.14 C Risk: Thunderstorms probable Total Totals Index: 54.40 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 28.30 C Cross Totals Index: 26.10 C K Index: 31.20 Risk: 60-80 % chance of thunderstorms Sweat Index: 239.60 Risk: None Energy Index: -0.23 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 24.16 J/kg Max Up Vert Vel: 6.95 m/s Conv Inhibition (B-): 71.16 J/kg Cap Strength: 1.84 C Lift Cond Lev (LCL): 858.60 mb = 1385.29 m = 4544.87 ft Lev Free Conv (LFC): 713.60 mb = 2875.27 m = 9433.20 ft Equ Level (EL): 543.60 mb = 4961.39 m = 16277.34 ft B at Equ Level: 24.03 J/kg Max Parcel Lev (MPL): 443.60 mb = 6458.15 m = 21187.89 ft Wind level data Storm motion: 203 at 16 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 1007 61 50 5 -3.8 -3.2 | 29 21 -10.2 -18.2 1 1000 105 65 5 -4.5 -2.1 | 33 20 -10.9 -17.1 2 925 766 130 19 -14.6 12.2 | 82 21 -21.0 -2.8 3 850 1469 140 19 -12.2 14.6 | 89 19 -18.6 -0.4 4 700 3030 150 15 -7.5 13.0 | 82 14 -13.9 -2.0 5 500 5600 205 36 15.2 32.6 | 206 20 8.8 17.6 6 400 7200 210 25 12.5 21.7 | 222 9 6.1 6.7 7 300 9140 230 40 30.6 25.7 | 246 26 24.2 10.7 8 253 10234 240 48 41.6 24.0 | 256 36 35.2 9.0 9 250 10310 240 44 38.1 22.0 | 258 32 31.7 7.0 10 200 11740 210 25 12.5 21.7 | 222 9 6.1 6.7 11 150 13600 235 7 5.7 4.0 | 4 11 -0.7 -11.0 12 100 16200 240 19 16.5 9.5 | 299 11 10.0 -5.5 Wind Parameters Mean winds (0-6000m): 173.2 at 21.7 knts Storm direction: 203.2 at 16.3 knts Shear (0-3000m) pos: 2.9 neg: 0.0 tot: 2.9 10-3/s Storm rel Dir Shear (0-3000m): 53.7 deg Storm rel helicity (0-3000m) pos: 130.2 neg: -7.4 tot: 122.8 m^2/s^2 ave: 40.9 10^-3 m/s^2 rel: 0.72 Storm rel vorticity (0-3000m) horiz: 5.0 stream: 3.6 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.39 Bulk Shear: 61.68 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 96 9 48 21| 13.3 0.0 13.3| 76.7 0.0 76.7 153.4 0.98| 13.8 13.6 1000 123 14 67 19| 9.9 0.0 9.9|123.3 0.0 123.3 123.3 0.96| 11.4 11.0 1500 129 15 74 19| 6.7 0.0 6.7|129.5 -0.2 129.3 86.2 0.92| 8.4 7.7 2000 133 16 78 19| 4.8 0.0 4.8|129.5 -2.3 127.2 63.6 0.85| 6.7 5.7 2500 136 16 79 18| 3.6 0.0 3.6|129.5 -4.9 124.6 49.8 0.78| 5.7 4.4 3000 138 16 80 18| 2.9 0.0 2.9|130.2 -7.4 122.8 40.9 0.72| 5.0 3.6 4000 145 17 86 16| 3.4 0.0 3.4|167.7 -7.4 160.3 40.1 0.79| 5.2 4.1 5000 159 19 102 14| 3.7 0.0 3.7|213.8 -7.4 206.4 41.3 0.84| 5.5 4.6 6000 173 22 126 11| 3.2 0.0 3.2|251.5 -7.4 244.1 40.7 0.82| 5.5 4.5 Wrote GIF file: /home/apache/climate/data/raob//LFBD/skewt/LFBD.skewt.20250510.00.gif