UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102800.upa.cvt Date: 0000Z 28 OCT 25 Searching for LFBD... Searching the city database file for: LFBD ... Date:0000Z 28 OCT 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 1017 61 12.4 12.1 98 0.3 12.2 255 9 284.2 285.7 284.7 308.3 8.74 1 1000 188 13.0 12.3 96 0.7 12.6 270 9 286.1 287.7 285.7 311.2 9.02 2 925 840 9.4 9.1 98 0.3 9.2 270 9 288.9 290.3 285.7 311.1 7.86 3 850 1537 6.2 4.9 91 1.3 5.5 290 11 292.6 293.8 285.7 311.1 6.40 4 700 3107 0.0 -13.0 37 13.0 -4.7 305 15 302.5 302.9 284.8 308.8 2.01 5 500 5740 -12.5 -37.5 10 25.0 -17.0 320 27 317.8 317.9 288.4 318.9 0.30 6 400 7400 -26.5 -40.5 25 14.0 -28.2 320 27 320.5 320.6 289.2 321.6 0.28 7 300 9410 -43.3 -50.3 46 7.0 -43.6 305 27 324.3 324.4 290.2 324.8 0.13 8 250 10610 -53.1 -59.1 48 6.0 -53.2 285 33 327.1 327.1 291.0 327.3 0.05 9 200 12010 -63.1 -69.1 44 6.0 -63.1 290 36 332.8 332.8 292.5 332.9 0.02 10 181 12619 -67.5 -73.5 42 6.0 -67.5 290 35 335.3 335.3 293.2 335.3 0.01 11 150 13760 -64.7 -76.7 18 12.0 -64.8 295 44 358.6 358.6 298.4 358.7 0.01 12 100 16220 -66.1 -86.1 4 20.0 -66.2 290 29 400.0 400.0 305.2 400.0 0.00 TRP 181 12619 -67.5 -73.5 42 6.0 -67.5 290 35 335.3 335.3 293.2 335.3 0.01 WND Sounding variables and indices 1000-500 mb thick: 5552.00 m Freezing level: 700.00 mb = 3107.00 m = 10193.45 ft Wetbulb zero: 769.14 mb = 2345.34 m = 7694.58 ft Precipitable water: 0.89 inches Sfc-500 mean rel hum: 52.93 % Est. max temperature: 20.03 C = 68.05 F Sfc-Lift cond lev (LCL): 1012.53 mb = 94.17 m = 308.94 ft T: 12.56 C 700-500 lapse rate: 4.75 C/km ThetaE index: 2.39 C Layer 925.0- 500.0 mb Conv cond level (CCL): 948.14 mb = 633.32 m = 2077.80 ft Mean mixing ratio: 8.45 g/kg Conv temperature: 16.29 C = 61.32 F Cap Strength: 3.67 C Lifted Index: 9.22 C Risk: None Lifted Index @300 mb: 9.77 C Lifted Index @700 mb: 3.67 C Showalter Index: 9.16 C Risk: None Total Totals Index: 36.10 C Risk: None Vertical Totals Index: 18.70 C Cross Totals Index: 17.40 C K Index: 10.60 Risk: None Sweat Index: 107.80 Risk: None Energy Index: 1.66 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 13.94 J/kg Max Up Vert Vel: 5.28 m/s Conv Inhibition (B-): 8181.05 J/kg Cap Strength: 8.87 C Lift Cond Lev (LCL): 959.13 mb = 536.99 m = 1761.76 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 337 at 12 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 1017 61 255 9 8.7 2.3 | 195 14 3.8 13.7 1 1000 188 270 9 9.0 -0.0 | 200 12 4.1 11.3 2 925 840 270 9 9.0 -0.0 | 200 12 4.1 11.3 3 850 1537 290 11 10.3 -3.8 | 216 9 5.4 7.6 4 700 3107 305 15 12.3 -8.6 | 250 8 7.4 2.7 5 500 5740 320 27 17.4 -20.7 | 307 16 12.4 -9.3 6 400 7400 320 27 17.4 -20.7 | 307 16 12.4 -9.3 7 300 9410 305 27 22.1 -15.5 | 284 18 17.2 -4.1 8 250 10610 285 33 31.9 -8.5 | 264 27 27.0 2.8 9 200 12010 290 36 33.8 -12.3 | 272 29 28.9 -1.0 10 181 12619 290 35 32.9 -12.0 | 271 28 28.0 -0.6 11 150 13760 295 44 39.9 -18.6 | 282 36 35.0 -7.2 12 100 16220 290 29 27.3 -9.9 | 266 22 22.3 1.4 Wind Parameters Mean winds (0-6000m): 306.6 at 16.5 knts Storm direction: 336.6 at 12.4 knts Shear (0-3000m) pos: 1.9 neg: 0.0 tot: 1.9 10-3/s Storm rel Dir Shear (0-3000m): 53.0 deg Storm rel helicity (0-3000m) pos: 22.9 neg: 0.0 tot: 22.9 m^2/s^2 ave: 7.6 10^-3 m/s^2 rel: 0.77 Storm rel vorticity (0-3000m) horiz: 2.0 stream: 1.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.87 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 ------------------------------------------------------------------------------- 500 268 9 199 12| 2.4 0.0 2.4| 3.5 0.0 3.5 6.9 0.43| 2.4 1.0 1000 270 9 200 12| 1.8 0.0 1.8| 6.4 0.0 6.4 6.4 0.54| 1.8 1.0 1500 275 9 203 11| 2.2 0.0 2.2| 12.0 0.0 12.0 8.0 0.62| 2.2 1.4 2000 280 10 207 11| 2.0 0.0 2.0| 15.7 0.0 15.7 7.8 0.69| 2.1 1.4 2500 285 11 212 10| 2.0 0.0 2.0| 19.3 0.0 19.3 7.7 0.73| 2.0 1.5 3000 289 11 217 10| 1.9 0.0 1.9| 22.9 0.0 22.9 7.6 0.77| 2.0 1.5 4000 295 13 227 9| 2.1 0.0 2.1| 32.9 0.0 32.9 8.2 0.81| 2.1 1.7 5000 301 14 243 8| 2.2 0.0 2.2| 44.7 0.0 44.7 8.9 0.80| 2.2 1.8 6000 307 16 260 8| 2.1 0.0 2.1| 54.1 0.0 54.1 9.0 0.79| 2.1 1.7 Wrote GIF file: /home/apache/climate/data/raob//LFBD/skewt/LFBD.skewt.20251028.00.gif