UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101212.upa.cvt Date: 1200Z 12 OCT 25 Searching for LFBD... Searching the city database file for: LFBD ... Date:1200Z 12 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 1018 61 21.0 12.0 56 9.0 15.5 100 5 292.7 294.2 287.9 317.4 8.68 1 1000 201 19.6 11.6 60 8.0 14.7 95 5 292.8 294.3 287.9 317.3 8.60 2 925 867 16.4 4.4 45 12.0 9.9 105 15 296.1 297.1 286.3 312.7 5.67 3 850 1581 12.8 -1.2 38 14.0 5.9 120 15 299.6 300.3 286.0 312.0 4.12 4 700 3181 3.2 -15.8 23 19.0 -3.6 115 19 306.0 306.3 285.7 311.2 1.59 5 500 5810 -15.5 -29.5 29 14.0 -18.4 90 11 314.1 314.3 287.6 316.4 0.66 6 400 7460 -27.1 -47.1 13 20.0 -29.0 90 5 319.8 319.8 288.8 320.3 0.14 7 300 9460 -42.9 -56.9 20 14.0 -43.5 75 13 324.9 324.9 290.3 325.1 0.06 8 250 10660 -51.5 -67.5 13 16.0 -51.8 95 17 329.5 329.5 291.6 329.6 0.02 9 205 11925 -59.5 -70.5 23 11.0 -59.6 85 17 336.2 336.2 293.4 336.2 0.01 10 200 12080 -59.3 -71.3 20 12.0 -59.5 80 17 338.9 338.9 294.0 338.9 0.01 11 150 13870 -60.7 -89.7 1 29.0 -60.9 95 13 365.5 365.5 299.8 365.5 0.00 12 100 16360 -65.1 -93.1 1 28.0 -65.3 275 7 401.9 401.9 305.5 401.9 0.00 TRP 205 11925 -59.5 -70.5 23 11.0 -59.6 85 17 336.2 336.2 293.4 336.2 0.01 WND Sounding variables and indices 1000-500 mb thick: 5609.00 m Freezing level: 665.78 mb = 3630.88 m = 11912.20 ft Wetbulb zero: 756.52 mb = 2541.13 m = 8336.95 ft Precipitable water: 0.70 inches Sfc-500 mean rel hum: 32.86 % Est. max temperature: 27.07 C = 80.73 F Sfc-Lift cond lev (LCL): 891.00 mb = 1183.20 m = 3881.84 ft T: 14.81 C 700-500 lapse rate: 7.11 C/km ThetaE index: 6.28 C Layer 1000.0- 500.0 mb Conv cond level (CCL): 715.09 mb = 3005.26 m = 9859.67 ft Mean mixing ratio: 7.28 g/kg Conv temperature: 33.74 C = 92.73 F Cap Strength: 5.52 C Lifted Index: 3.58 C Risk: None Lifted Index @300 mb: 7.18 C Lifted Index @700 mb: 4.82 C Showalter Index: 5.57 C Risk: None Total Totals Index: 42.60 C Risk: None Vertical Totals Index: 28.30 C Cross Totals Index: 14.30 C K Index: 8.10 Risk: None Sweat Index: 41.00 Risk: None Energy Index: 1.00 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 7.27 J/kg Max Up Vert Vel: 3.81 m/s Conv Inhibition (B-): 7982.72 J/kg Cap Strength: 5.52 C Lift Cond Lev (LCL): 837.34 mb = 1704.65 m = 5592.60 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 139 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 1018 61 100 5 -4.9 0.9 | 344 8 2.2 -7.4 1 1000 201 95 5 -5.0 0.4 | 345 8 2.1 -7.9 2 925 867 105 15 -14.5 3.9 | 59 9 -7.4 -4.4 3 850 1581 120 15 -13.0 7.5 | 82 6 -5.9 -0.8 4 700 3181 115 19 -17.2 8.0 | 89 10 -10.1 -0.3 5 500 5810 90 11 -11.0 0.0 | 25 9 -3.9 -8.3 6 400 7460 90 5 -5.0 0.0 | 346 9 2.1 -8.3 7 300 9460 75 13 -12.6 -3.4 | 25 13 -5.4 -11.7 8 250 10660 95 17 -16.9 1.5 | 55 12 -9.8 -6.8 9 205 11925 85 17 -16.9 -1.5 | 45 14 -9.8 -9.8 10 200 12080 80 17 -16.7 -3.0 | 41 15 -9.6 -11.2 11 150 13870 95 13 -13.0 1.1 | 39 9 -5.8 -7.2 12 100 16360 275 7 7.0 -0.6 | 302 17 14.1 -8.9 Wind Parameters Mean winds (0-6000m): 109.4 at 14.6 knts Storm direction: 139.4 at 10.9 knts Shear (0-3000m) pos: 1.8 neg: 0.7 tot: 2.5 10-3/s Storm rel Dir Shear (0-3000m): 104.8 deg Storm rel helicity (0-3000m) pos: 26.7 neg: 0.0 tot: 26.7 m^2/s^2 ave: 8.9 10^-3 m/s^2 rel: 0.75 Storm rel vorticity (0-3000m) horiz: 3.1 stream: 2.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.88 Bulk Shear: 8.30 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 98 7 358 7| 5.6 0.0 5.6| 10.7 0.0 10.7 21.3 0.95| 5.9 5.6 1000 103 10 25 7| 5.2 0.0 5.2| 21.3 0.0 21.3 21.3 0.93| 5.9 5.5 1500 108 12 42 6| 3.6 0.0 3.6| 25.0 0.0 25.0 16.7 0.89| 4.9 4.4 2000 111 13 52 6| 2.7 0.3 3.0| 25.8 0.0 25.8 12.9 0.85| 4.0 3.4 2500 113 14 61 6| 2.1 0.5 2.7| 26.3 0.0 26.3 10.5 0.80| 3.5 2.8 3000 114 14 67 7| 1.8 0.7 2.5| 26.7 0.0 26.7 8.9 0.75| 3.1 2.3 4000 113 15 71 7| 1.3 0.5 1.8| 26.7 -9.2 17.5 4.4 0.45| 2.8 1.3 5000 111 15 68 8| 1.1 0.6 1.7| 26.7 -18.6 8.2 1.6 0.23| 2.7 0.6 6000 109 15 62 7| 0.9 0.7 1.6| 26.7 -27.1 -0.4 -0.1 0.08| 2.5 0.2 Wrote GIF file: /home/apache/climate/data/raob//LFBD/skewt/LFBD.skewt.20251012.12.gif