UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025050212.upa.cvt Date: 1200Z 2 MAY 25 Searching for LFBD... Searching the city database file for: LFBD ... Date:1200Z 2 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 22.2 9.2 43 13.0 14.5 75 7 294.8 296.1 287.3 315.8 7.26 1 1000 105 21.6 8.6 43 13.0 14.0 80 9 294.8 296.0 287.1 315.1 7.02 2 925 773 18.8 6.8 46 12.0 11.9 130 23 298.5 299.8 288.2 318.3 6.71 3 850 1495 15.8 0.8 36 15.0 7.9 130 13 302.7 303.6 287.8 317.2 4.77 4 700 3107 3.2 -9.8 38 13.0 -2.1 150 11 306.0 306.5 286.8 314.2 2.59 5 500 5720 -17.7 -25.7 50 8.0 -19.5 165 35 311.5 311.6 286.9 314.6 0.94 6 400 7360 -26.5 -36.5 38 10.0 -27.9 195 40 320.5 320.6 289.4 322.1 0.42 7 300 9370 -43.5 -53.5 32 10.0 -43.9 195 46 324.0 324.1 290.1 324.4 0.09 8 250 10560 -54.7 -57.9 68 3.2 -54.8 185 46 324.7 324.8 290.3 325.0 0.06 9 200 11950 -65.9 -71.9 43 6.0 -66.0 195 54 328.4 328.4 291.3 328.4 0.01 10 199 11981 -66.1 -72.1 43 6.0 -66.1 195 56 328.6 328.6 291.3 328.6 0.01 11 194 12136 -65.5 -72.7 36 7.2 -65.5 200 62 331.9 331.9 292.3 332.0 0.01 12 150 13730 -59.3 -78.3 7 19.0 -59.5 200 36 367.9 367.9 300.2 367.9 0.01 13 100 16290 -57.3 -87.3 1 30.0 -57.7 150 7 417.0 417.0 307.4 417.0 0.00 TRP 199 11981 -66.1 -72.1 43 6.0 -66.1 195 56 328.6 328.6 291.3 328.6 0.01 WND 194 12136 -65.5 -72.7 36 7.2 -65.5 200 62 331.9 331.9 292.3 332.0 0.01 Sounding variables and indices 1000-500 mb thick: 5615.00 m Freezing level: 669.38 mb = 3507.08 m = 11506.02 ft Wetbulb zero: 731.81 mb = 2737.98 m = 8982.75 ft Precipitable water: 0.80 inches Sfc-500 mean rel hum: 41.58 % Est. max temperature: 29.75 C = 85.54 F Sfc-Lift cond lev (LCL): 830.68 mb = 1685.94 m = 5531.24 ft T: 14.31 C 700-500 lapse rate: 8.00 C/km ThetaE index: 4.11 C Layer 850.0- 500.0 mb Conv cond level (CCL): 697.07 mb = 3139.57 m = 10300.30 ft Mean mixing ratio: 6.81 g/kg Conv temperature: 33.57 C = 92.43 F Cap Strength: 6.54 C Lifted Index: 0.44 C Risk: Showers probable Lifted Index @300 mb: 5.46 C Lifted Index @700 mb: 4.12 C Showalter Index: 0.30 C Risk: Thunderstorms probable Total Totals Index: 52.00 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 33.50 C Cross Totals Index: 18.50 C K Index: 21.30 Risk: 20-40 % chance of thunderstorms Sweat Index: 130.60 Risk: None Energy Index: -0.48 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 10.75 J/kg Max Up Vert Vel: 4.64 m/s Conv Inhibition (B-): 7679.56 J/kg Cap Strength: 6.54 C Lift Cond Lev (LCL): 793.40 mb = 2067.15 m = 6781.90 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 181 at 15 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 75 7 -6.8 -1.8 | 24 18 -7.1 -16.4 1 1000 105 80 9 -8.9 -1.6 | 30 19 -9.2 -16.1 2 925 773 130 23 -17.6 14.8 | 91 18 -18.0 0.2 3 850 1495 130 13 -10.0 8.4 | 59 12 -10.3 -6.2 4 700 3107 150 11 -5.5 9.5 | 50 8 -5.9 -5.0 5 500 5720 165 35 -9.1 33.8 | 154 21 -9.4 19.3 6 400 7360 195 40 10.4 38.6 | 202 26 10.0 24.1 7 300 9370 195 46 11.9 44.4 | 201 32 11.5 29.9 8 250 10560 185 46 4.0 45.8 | 187 31 3.6 31.3 9 200 11950 195 54 14.0 52.2 | 200 40 13.6 37.6 10 199 11981 195 56 14.5 54.1 | 200 42 14.1 39.6 11 194 12136 200 62 21.2 58.3 | 205 48 20.8 43.7 12 150 13730 200 36 12.3 33.8 | 212 23 11.9 19.3 13 100 16290 150 7 -3.5 6.1 | 25 9 -3.9 -8.5 Wind Parameters Mean winds (0-6000m): 151.5 at 19.4 knts Storm direction: 181.5 at 14.5 knts Shear (0-3000m) pos: 2.0 neg: 0.0 tot: 2.0 10-3/s Storm rel Dir Shear (0-3000m): 26.5 deg Storm rel helicity (0-3000m) pos: 105.0 neg: -31.7 tot: 73.3 m^2/s^2 ave: 24.4 10^-3 m/s^2 rel: 0.35 Storm rel vorticity (0-3000m) horiz: 6.1 stream: 2.1 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.37 Bulk Shear: 29.41 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 ------------------------------------------------------------------------------- 500 101 13 48 18| 14.2 0.0 14.2| 72.1 0.0 72.1 144.3 0.99| 15.2 15.0 1000 120 17 68 16| 8.3 0.0 8.3|105.0 -10.0 94.9 94.9 0.75| 13.1 9.8 1500 124 17 69 15| 3.7 0.0 3.7|105.0 -28.2 76.8 51.2 0.44| 10.8 4.8 2000 126 16 67 14| 2.8 0.0 2.8|105.0 -28.9 76.1 38.0 0.41| 8.5 3.5 2500 128 15 66 13| 2.3 0.0 2.3|105.0 -30.1 74.9 29.9 0.38| 7.1 2.7 3000 130 14 65 12| 2.0 0.0 2.0|105.0 -31.7 73.3 24.4 0.35| 6.1 2.1 4000 136 14 69 11| 2.6 0.0 2.6|122.2 -31.7 90.5 22.6 0.47| 5.7 2.7 5000 144 16 83 10| 3.0 0.0 3.0|143.4 -31.7 111.7 22.3 0.51| 5.6 2.8 6000 151 19 105 10| 3.2 0.0 3.2|183.6 -31.7 152.0 25.3 0.54| 5.5 3.0 Wrote GIF file: /home/apache/climate/data/raob//LFBD/skewt/LFBD.skewt.20250502.12.gif