UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025110700.upa.cvt Date: 0000Z 7 NOV 25 Searching for LFBD... Searching the city database file for: LFBD ... Date:0000Z 7 NOV 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 1004 61 12.2 11.9 98 0.3 12.0 265 11 285.0 286.5 285.0 309.2 8.74 1 1000 82 12.6 12.4 99 0.2 12.5 265 11 285.8 287.3 285.7 310.9 9.08 2 925 734 9.8 9.2 96 0.6 9.5 280 15 289.3 290.7 285.9 311.7 7.91 3 850 1432 6.0 5.5 97 0.5 5.7 290 19 292.4 293.6 285.9 311.6 6.67 4 700 2994 -3.3 -3.5 99 0.2 -3.4 275 25 298.8 299.6 285.8 311.5 4.22 5 500 5570 -19.7 -20.9 90 1.2 -20.0 285 23 309.0 309.3 286.6 313.8 1.45 6 400 7190 -31.7 -33.1 87 1.4 -31.9 275 3 313.8 313.9 287.3 315.8 0.59 7 300 9170 -42.5 -47.3 59 4.8 -42.8 350 25 325.5 325.5 290.6 326.1 0.18 8 250 10390 -49.1 -55.1 50 6.0 -49.3 300 23 333.1 333.1 292.6 333.4 0.09 9 235 10792 -52.7 -58.7 48 6.0 -52.9 295 38 333.6 333.6 292.7 333.8 0.06 10 200 11830 -52.7 -59.7 42 7.0 -52.9 330 50 349.3 349.3 296.5 349.6 0.06 11 150 13680 -54.9 -63.9 32 9.0 -55.2 295 15 375.5 375.5 301.5 375.7 0.05 12 100 16230 -61.5 -88.5 2 27.0 -61.7 280 11 408.9 408.9 306.4 408.9 0.00 TRP 235 10792 -52.7 -58.7 48 6.0 -52.9 295 38 333.6 333.6 292.7 333.8 0.06 WND Sounding variables and indices 1000-500 mb thick: 5488.00 m Freezing level: 753.23 mb = 2439.74 m = 8004.30 ft Wetbulb zero: 755.80 mb = 2376.95 m = 7798.28 ft Precipitable water: 1.10 inches Sfc-500 mean rel hum: 95.83 % Est. max temperature: 19.44 C = 67.00 F Sfc-Lift cond lev (LCL): 999.58 mb = 85.50 m = 280.51 ft T: 12.58 C 700-500 lapse rate: 6.37 C/km ThetaE index: 0.20 C Layer 850.0- 500.0 mb Conv cond level (CCL): 932.91 mb = 662.79 m = 2174.48 ft Mean mixing ratio: 8.34 g/kg Conv temperature: 16.12 C = 61.01 F Cap Strength: 0.46 C Lifted Index: 1.78 C Risk: Showers probable Lifted Index @300 mb: 10.27 C Lifted Index @700 mb: 0.14 C Showalter Index: 1.61 C Risk: Showers probable Total Totals Index: 50.90 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 25.70 C Cross Totals Index: 25.20 C K Index: 31.00 Risk: 60-80 % chance of thunderstorms Sweat Index: 165.00 Risk: None Energy Index: 0.35 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 16.65 J/kg Max Up Vert Vel: 5.77 m/s Conv Inhibition (B-): 9325.85 J/kg Cap Strength: 1.64 C Lift Cond Lev (LCL): 946.93 mb = 538.01 m = 1765.09 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 311 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 1004 61 265 11 11.0 1.0 | 174 11 -1.1 11.3 1 1000 82 265 11 11.0 1.0 | 174 11 -1.1 11.3 2 925 734 280 15 14.8 -2.6 | 199 8 2.7 7.7 3 850 1432 290 19 17.9 -6.5 | 236 7 5.8 3.8 4 700 2994 275 25 24.9 -2.2 | 238 15 12.8 8.2 5 500 5570 285 23 22.2 -6.0 | 247 11 10.2 4.4 6 400 7190 275 3 3.0 -0.3 | 138 14 -9.1 10.1 7 300 9170 350 25 4.3 -24.6 | 28 16 -7.7 -14.3 8 250 10390 300 23 19.9 -11.5 | 278 8 7.9 -1.2 9 235 10792 295 38 34.4 -16.1 | 284 23 22.4 -5.7 10 200 11830 330 50 25.0 -43.3 | 339 35 12.9 -33.0 11 150 13680 295 15 13.6 -6.3 | 201 4 1.5 4.0 12 100 16230 280 11 10.8 -1.9 | 172 9 -1.2 8.4 Wind Parameters Mean winds (0-6000m): 280.6 at 21.2 knts Storm direction: 310.6 at 15.9 knts Shear (0-3000m) pos: 1.8 neg: 1.3 tot: 3.1 10-3/s Storm rel Dir Shear (0-3000m): 63.3 deg Storm rel helicity (0-3000m) pos: 21.3 neg: -1.4 tot: 19.9 m^2/s^2 ave: 6.6 10^-3 m/s^2 rel: 0.49 Storm rel vorticity (0-3000m) horiz: 3.1 stream: 1.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.48 Bulk Shear: 11.28 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 ------------------------------------------------------------------------------- 500 271 12 182 10| 3.9 0.0 3.9| 8.2 0.0 8.2 16.3 0.80| 3.9 3.1 1000 277 14 191 9| 3.9 0.0 3.9| 15.3 0.0 15.3 15.3 0.84| 3.9 3.3 1500 281 15 202 8| 3.6 0.0 3.6| 20.6 0.0 20.6 13.7 0.85| 3.7 3.1 2000 283 17 212 8| 2.7 0.7 3.3| 21.2 0.0 21.2 10.6 0.70| 3.4 2.4 2500 282 18 219 8| 2.1 1.1 3.2| 21.2 -0.3 20.9 8.3 0.58| 3.3 1.9 3000 281 19 224 9| 1.8 1.3 3.1| 21.3 -1.4 19.9 6.6 0.49| 3.1 1.6 4000 280 20 229 10| 1.4 1.0 2.4| 24.5 -1.4 23.1 5.8 0.49| 2.6 1.3 5000 280 21 232 11| 1.2 0.8 2.0| 27.1 -1.4 25.7 5.1 0.49| 2.3 1.1 6000 281 21 234 11| 1.0 0.6 1.6| 28.3 -14.7 13.6 2.3 0.20| 2.5 0.5 Wrote GIF file: /home/apache/climate/data/raob//LFBD/skewt/LFBD.skewt.20251107.00.gif