UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120100.upa.cvt Date: 0000Z 1 DEC 25 Searching for LFBD... Searching the city database file for: LFBD ... Date:0000Z 1 DEC 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 7.6 7.3 98 0.3 7.5 100 5 279.4 280.5 279.8 296.6 6.31 1 1000 190 8.2 2.2 66 6.0 5.4 130 5 281.4 282.1 278.5 293.8 4.48 2 925 828 3.6 1.3 85 2.3 2.5 305 9 283.0 283.8 279.4 295.7 4.54 3 850 1510 1.2 -21.8 16 23.0 -4.9 280 7 287.4 287.5 276.6 289.8 0.79 4 700 3044 -5.3 -31.3 11 26.0 -10.6 330 13 296.6 296.7 280.4 297.9 0.40 5 500 5620 -16.1 -50.1 4 34.0 -20.0 0 31 313.4 313.4 286.6 313.7 0.08 6 400 7260 -29.7 -39.7 37 10.0 -30.8 5 46 316.4 316.4 287.9 317.5 0.30 7 300 9230 -47.3 -55.3 39 8.0 -47.6 0 62 318.7 318.7 288.4 319.0 0.07 8 250 10410 -57.1 -65.1 36 8.0 -57.2 5 73 321.2 321.2 289.1 321.3 0.02 9 242 10616 -58.1 -65.9 37 7.7 -58.3 10 75 322.6 322.6 289.6 322.7 0.02 10 200 11800 -64.3 -70.3 44 6.0 -64.4 5 38 330.9 330.9 292.0 331.0 0.01 11 192 12047 -65.7 -71.7 43 6.0 -65.7 345 40 332.6 332.6 292.4 332.6 0.01 12 150 13550 -62.7 -77.7 12 15.0 -62.9 360 46 362.1 362.1 299.1 362.1 0.01 13 100 16040 -63.1 -92.1 1 29.0 -63.3 340 21 405.8 405.8 306.0 405.8 0.00 TRP 192 12047 -65.7 -71.7 43 6.0 -65.7 345 40 332.6 332.6 292.4 332.6 0.01 WND 242 10616 -58.1 -65.9 37 7.7 -58.3 10 75 322.6 322.6 289.6 322.7 0.02 Sounding variables and indices 1000-500 mb thick: 5430.00 m Freezing level: 822.31 mb = 1793.20 m = 5883.13 ft Wetbulb zero: 899.41 mb = 1054.30 m = 3458.96 ft Precipitable water: 0.32 inches Sfc-500 mean rel hum: 23.37 % Est. max temperature: 14.60 C = 58.28 F Sfc-Lift cond lev (LCL): 1012.35 mb = 96.10 m = 315.27 ft T: 7.76 C 700-500 lapse rate: 4.19 C/km ThetaE index: 5.87 C Layer 850.0- 700.0 mb Conv cond level (CCL): 815.14 mb = 1840.89 m = 6039.60 ft Mean mixing ratio: 4.63 g/kg Conv temperature: 17.63 C = 63.73 F Cap Strength: 7.22 C Lifted Index: 16.52 C Risk: None Lifted Index @300 mb: 16.96 C Lifted Index @700 mb: 7.22 C Showalter Index: 20.27 C Risk: None Total Totals Index: 11.60 C Risk: None Vertical Totals Index: 17.30 C Cross Totals Index: -5.70 C K Index: -30.50 Risk: None Sweat Index: 45.00 Risk: None Energy Index: 5.01 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 7.18 J/kg Max Up Vert Vel: 3.79 m/s Conv Inhibition (B-): 14250.82 J/kg Cap Strength: 16.52 C Lift Cond Lev (LCL): 910.11 mb = 958.85 m = 3145.78 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 14 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 61 100 5 -4.9 0.9 | 171 13 -2.0 12.7 1 1000 190 130 5 -3.8 3.2 | 177 15 -0.9 15.1 2 925 828 305 9 7.4 -5.2 | 237 12 10.3 6.7 3 850 1510 280 7 6.9 -1.2 | 223 14 9.8 10.7 4 700 3044 330 13 6.5 -11.3 | 266 9 9.4 0.6 5 500 5620 0 31 -0.0 -31.0 | 351 19 2.9 -19.1 6 400 7260 5 46 -4.0 -45.8 | 2 34 -1.1 -34.0 7 300 9230 0 62 -0.0 -62.0 | 357 50 2.9 -50.1 8 250 10410 5 73 -6.4 -72.7 | 3 61 -3.4 -60.8 9 242 10616 10 75 -13.0 -73.9 | 9 63 -10.1 -62.0 10 200 11800 5 38 -3.3 -37.9 | 1 26 -0.4 -26.0 11 192 12047 345 40 10.4 -38.6 | 334 30 13.3 -26.8 12 150 13550 360 46 -0.0 -46.0 | 355 34 2.9 -34.1 13 100 16040 340 21 7.2 -19.7 | 308 13 10.1 -7.9 Wind Parameters Mean winds (0-6000m): 343.8 at 16.3 knts Storm direction: 13.8 at 12.2 knts Shear (0-3000m) pos: 3.2 neg: 0.4 tot: 3.6 10-3/s Storm rel Dir Shear (0-3000m): 96.0 deg Storm rel helicity (0-3000m) pos: 115.0 neg: -10.5 tot: 104.5 m^2/s^2 ave: 34.8 10^-3 m/s^2 rel: 0.67 Storm rel vorticity (0-3000m) horiz: 6.5 stream: 4.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.11 Bulk Shear: 64.66 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 ------------------------------------------------------------------------------- 500 172 6 187 18| 11.6 0.0 11.6| 51.5 0.0 51.5 103.0 0.81| 14.1 11.5 1000 301 7 228 12| 6.8 0.0 6.8| 85.4 -3.3 82.0 82.0 0.72| 13.0 9.3 1500 294 7 227 13| 4.5 0.8 5.3| 85.5 -10.5 75.0 50.0 0.59| 9.5 5.6 2000 293 7 228 13| 3.9 0.6 4.5| 96.0 -10.5 85.5 42.7 0.62| 7.9 4.9 2500 299 8 231 13| 3.5 0.5 4.0|106.0 -10.5 95.5 38.2 0.65| 7.0 4.5 3000 308 9 236 12| 3.2 0.4 3.6|115.0 -10.5 104.5 34.8 0.67| 6.5 4.3 4000 321 11 249 10| 3.2 0.3 3.5|135.3 -10.5 124.7 31.2 0.71| 5.9 4.2 5000 333 13 270 9| 3.2 0.2 3.4|161.4 -10.5 150.9 30.2 0.73| 5.6 4.1 6000 344 16 297 8| 3.3 0.2 3.5|187.6 -10.5 177.1 29.5 0.71| 5.4 3.9 Wrote GIF file: /home/apache/climate/data/raob//LFBD/skewt/LFBD.skewt.20251201.00.gif