UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101400.upa.cvt Date: 0000Z 14 OCT 25 Searching for LFBD... Searching the city database file for: LFBD ... Date:0000Z 14 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 1014 61 13.0 10.9 87 2.1 11.8 75 7 285.0 286.4 284.4 307.4 8.09 1 1000 163 14.0 12.1 88 1.9 12.9 95 7 287.1 288.7 286.0 312.0 8.90 2 925 831 16.6 7.6 55 9.0 11.4 190 5 296.3 297.6 287.8 317.0 7.09 3 850 1544 11.4 2.4 54 9.0 6.7 240 3 298.1 299.1 286.7 314.0 5.35 4 700 3140 2.2 -12.8 32 15.0 -3.4 20 3 304.9 305.3 285.8 311.4 2.04 5 500 5750 -17.3 -32.3 26 15.0 -20.0 70 7 311.9 312.0 286.6 313.7 0.51 6 400 7380 -29.1 -40.1 34 11.0 -30.3 105 11 317.2 317.2 288.2 318.2 0.29 7 300 9370 -44.7 -57.7 22 13.0 -45.2 210 5 322.4 322.4 289.5 322.6 0.05 8 250 10570 -51.1 -65.1 17 14.0 -51.4 55 1 330.1 330.1 291.7 330.2 0.02 9 200 12000 -57.5 -70.5 18 13.0 -57.7 325 9 341.7 341.7 294.7 341.8 0.01 10 187 12424 -58.7 -73.7 13 15.0 -58.9 310 15 346.4 346.4 295.8 346.4 0.01 11 150 13810 -58.5 -81.5 4 23.0 -58.7 305 11 369.3 369.3 300.4 369.3 0.00 12 100 16320 -63.7 -91.7 1 28.0 -63.9 285 9 404.7 404.7 305.8 404.7 0.00 TRP 187 12424 -58.7 -73.7 13 15.0 -58.9 310 15 346.4 346.4 295.8 346.4 0.01 WND Sounding variables and indices 1000-500 mb thick: 5587.00 m Freezing level: 677.44 mb = 3434.46 m = 11267.78 ft Wetbulb zero: 751.01 mb = 2561.79 m = 8404.72 ft Precipitable water: 0.82 inches Sfc-500 mean rel hum: 41.72 % Est. max temperature: 25.78 C = 78.41 F Sfc-Lift cond lev (LCL): 982.52 mb = 314.13 m = 1030.60 ft T: 14.59 C 700-500 lapse rate: 7.47 C/km ThetaE index: 5.57 C Layer 850.0- 500.0 mb Conv cond level (CCL): 766.21 mb = 2397.08 m = 7864.35 ft Mean mixing ratio: 7.94 g/kg Conv temperature: 29.81 C = 85.66 F Cap Strength: 5.46 C Lifted Index: 2.48 C Risk: None Lifted Index @300 mb: 6.14 C Lifted Index @700 mb: 4.35 C Showalter Index: 2.57 C Risk: Showers probable Total Totals Index: 48.40 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 28.70 C Cross Totals Index: 19.70 C K Index: 16.10 Risk: < 20 % chance of thunderstorms Sweat Index: 41.80 Risk: None Energy Index: 0.02 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 18.95 J/kg Max Up Vert Vel: 6.16 m/s Conv Inhibition (B-): 8197.10 J/kg Cap Strength: 5.46 C Lift Cond Lev (LCL): 888.46 mb = 1170.82 m = 3841.22 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 99 at 3 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 1014 61 75 7 -6.8 -1.8 | 55 4 -3.3 -2.4 1 1000 163 95 7 -7.0 0.6 | 91 4 -3.5 0.1 2 925 831 190 5 0.9 4.9 | 224 6 4.3 4.4 3 850 1544 240 3 2.6 1.5 | 261 6 6.0 1.0 4 700 3140 20 3 -1.0 -2.8 | 324 4 2.4 -3.4 5 500 5750 70 7 -6.6 -2.4 | 47 4 -3.1 -2.9 6 400 7380 105 11 -10.6 2.8 | 108 8 -7.2 2.3 7 300 9370 210 5 2.5 4.3 | 237 7 5.9 3.8 8 250 10570 55 1 -0.8 -0.6 | 293 3 2.6 -1.1 9 200 12000 325 9 5.2 -7.4 | 313 12 8.6 -7.9 10 187 12424 310 15 11.5 -9.6 | 304 18 14.9 -10.2 11 150 13810 305 11 9.0 -6.3 | 299 14 12.4 -6.9 12 100 16320 285 9 8.7 -2.3 | 283 12 12.1 -2.9 Wind Parameters Mean winds (0-6000m): 69.1 at 4.6 knts Storm direction: 99.1 at 3.5 knts Shear (0-3000m) pos: 1.1 neg: 0.0 tot: 1.1 10-3/s Storm rel Dir Shear (0-3000m): -93.1 deg Storm rel helicity (0-3000m) pos: 29.6 neg: 0.0 tot: 29.6 m^2/s^2 ave: 9.9 10^-3 m/s^2 rel: 0.95 Storm rel vorticity (0-3000m) horiz: 4.1 stream: 3.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 7.46 Bulk Shear: 2.54 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 ------------------------------------------------------------------------------- 500 111 7 124 3| 8.2 0.0 8.2| 8.2 0.0 8.2 16.4 0.97| 9.2 8.9 1000 138 6 172 4| 5.3 0.0 5.3| 15.4 0.0 15.4 15.4 0.96| 7.3 6.9 1500 159 5 201 5| 3.4 0.0 3.4| 19.7 0.0 19.7 13.1 0.96| 5.7 5.5 2000 177 5 218 5| 2.5 0.0 2.5| 23.5 0.0 23.5 11.8 0.96| 4.9 4.7 2500 188 4 228 5| 1.7 0.0 1.7| 27.1 0.0 27.1 10.9 0.96| 4.4 4.2 3000 178 4 223 5| 1.1 0.0 1.1| 29.6 0.0 29.6 9.9 0.95| 4.1 3.8 4000 94 4 60 1| 0.6 0.0 0.6| 31.8 0.0 31.8 8.0 0.94| 3.3 3.1 5000 64 4 8 2| 0.2 0.0 0.2| 34.3 0.0 34.3 6.9 0.95| 2.9 2.7 6000 69 5 22 2| 0.1 0.0 0.1| 37.6 0.0 37.6 6.3 0.95| 2.7 2.5 Wrote GIF file: /home/apache/climate/data/raob//LFBD/skewt/LFBD.skewt.20251014.00.gif