UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100612.upa.cvt Date: 1200Z 6 OCT 25 Searching for LFBD... Searching the city database file for: LFBD ... Date:1200Z 6 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 1023 61 17.8 8.8 56 9.0 12.7 85 7 289.1 290.3 284.8 308.7 6.95 1 1000 242 14.0 7.0 63 7.0 10.2 75 7 287.1 288.2 283.3 304.9 6.29 2 925 893 10.2 0.2 50 10.0 5.4 90 9 289.7 290.5 282.1 301.8 4.19 3 850 1597 10.6 -0.4 46 11.0 5.2 100 11 297.3 298.0 285.4 310.2 4.37 4 700 3200 5.8 -4.2 49 10.0 1.0 40 17 308.9 309.7 289.2 321.4 4.00 5 500 5890 -8.5 -18.5 44 10.0 -11.8 320 19 322.7 323.0 291.3 328.7 1.78 6 400 7590 -19.3 -41.3 12 22.0 -22.7 320 27 329.9 330.0 292.0 330.9 0.26 7 300 9660 -36.1 -46.1 35 10.0 -37.0 305 36 334.5 334.5 293.2 335.3 0.20 8 250 10890 -46.7 -55.7 35 9.0 -47.1 310 35 336.6 336.7 293.6 337.0 0.08 9 200 12330 -57.3 -65.3 36 8.0 -57.5 330 25 342.0 342.0 294.8 342.1 0.03 10 150 14120 -64.1 -77.1 15 13.0 -64.2 15 19 359.7 359.7 298.7 359.7 0.01 11 117 15609 -72.3 -86.3 10 14.0 -72.3 355 27 371.0 371.0 300.7 371.0 0.00 12 100 16540 -68.7 -84.7 8 16.0 -68.8 20 9 395.0 395.0 304.5 395.0 0.00 TRP 117 15609 -72.3 -86.3 10 14.0 -72.3 355 27 371.0 371.0 300.7 371.0 0.00 WND Sounding variables and indices 1000-500 mb thick: 5648.00 m Freezing level: 618.88 mb = 4291.05 m = 14078.07 ft Wetbulb zero: 684.17 mb = 3382.91 m = 11098.65 ft Precipitable water: 0.88 inches Sfc-500 mean rel hum: 48.39 % Est. max temperature: 23.63 C = 74.54 F Sfc-Lift cond lev (LCL): 894.37 mb = 1173.37 m = 3849.60 ft T: 10.36 C 700-500 lapse rate: 5.32 C/km ThetaE index: 6.90 C Layer 1000.0- 850.0 mb Conv cond level (CCL): 574.80 mb = 4775.36 m = 15667.00 ft Mean mixing ratio: 5.52 g/kg Conv temperature: 45.93 C = 114.67 F Cap Strength: 12.93 C Lifted Index: 17.67 C Risk: None Lifted Index @300 mb: 21.65 C Lifted Index @700 mb: 12.93 C Showalter Index: 13.63 C Risk: None Total Totals Index: 27.20 C Risk: None Vertical Totals Index: 19.10 C Cross Totals Index: 8.10 C K Index: 8.70 Risk: None Sweat Index: 41.00 Risk: None Energy Index: 3.88 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1.78 J/kg Max Up Vert Vel: 1.89 m/s Conv Inhibition (B-): 13335.19 J/kg Cap Strength: 17.31 C Lift Cond Lev (LCL): 858.90 mb = 1510.24 m = 4954.79 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 58 at 11 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 1023 61 85 7 -7.0 -0.6 | 205 6 2.4 5.2 1 1000 242 75 7 -6.8 -1.8 | 213 5 2.6 4.0 2 925 893 90 9 -9.0 0.0 | 184 6 0.4 5.8 3 850 1597 100 11 -10.8 1.9 | 169 8 -1.5 7.7 4 700 3200 40 17 -10.9 -13.0 | 12 7 -1.6 -7.2 5 500 5890 320 19 12.2 -14.6 | 292 23 21.6 -8.8 6 400 7590 320 27 17.4 -20.7 | 299 31 26.7 -14.9 7 300 9660 305 36 29.5 -20.6 | 291 42 38.8 -14.9 8 250 10890 310 35 26.8 -22.5 | 295 40 36.2 -16.7 9 200 12330 330 25 12.5 -21.7 | 306 27 21.9 -15.9 10 150 14120 15 19 -4.9 -18.4 | 341 13 4.4 -12.6 11 117 15609 355 27 2.4 -26.9 | 331 24 11.7 -21.1 12 100 16540 20 9 -3.1 -8.5 | 293 7 6.3 -2.7 Wind Parameters Mean winds (0-6000m): 28.3 at 14.7 knts Storm direction: 58.3 at 11.0 knts Shear (0-3000m) pos: 0.7 neg: 2.4 tot: 3.1 10-3/s Storm rel Dir Shear (0-3000m): 177.0 deg Storm rel helicity (0-3000m) pos: 0.9 neg: -22.4 tot: -21.5 m^2/s^2 ave: -7.2 10^-3 m/s^2 rel: -0.76 Storm rel vorticity (0-3000m) horiz: 3.6 stream: -2.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.10 Bulk Shear: 17.68 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 79 7 206 5| 0.0 1.1 1.1| 0.9 -1.6 -0.7 -1.3 -0.24| 2.5 -0.6 1000 84 8 196 5| 1.1 0.5 1.6| 0.9 -4.1 -3.2 -3.2 -0.50| 2.4 -1.2 1500 89 9 186 6| 1.4 0.4 1.7| 0.9 -6.1 -5.2 -3.5 -0.53| 2.2 -1.2 2000 90 9 179 6| 1.0 1.2 2.3| 0.9 -11.5 -10.6 -5.3 -0.63| 2.7 -1.7 2500 85 10 169 5| 0.8 1.9 2.7| 0.9 -16.6 -15.6 -6.3 -0.72| 3.2 -2.3 3000 76 11 154 3| 0.7 2.4 3.1| 0.9 -22.4 -21.5 -7.2 -0.76| 3.6 -2.7 4000 60 13 73 2| 0.5 2.6 3.1| 0.9 -39.9 -38.9 -9.7 -0.76| 3.9 -2.9 5000 44 14 4 4| 0.4 2.6 3.0| 0.9 -68.7 -67.7 -13.5 -0.76| 4.1 -3.1 6000 28 15 341 8| 0.3 2.4 2.8| 2.3-104.1-101.8 -17.0 -0.75| 4.1 -3.1 Wrote GIF file: /home/apache/climate/data/raob//LFBD/skewt/LFBD.skewt.20251006.12.gif