UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2020040112.upa.cvt Date: 1200Z 1 APR 20 Searching for LFBD... Searching the city database file for: LFBD ... Date:1200Z 1 APR 20 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 1010 61 16.0 8.0 59 8.0 11.5 125 9 288.3 289.5 284.2 307.2 6.67 1 1000 130 13.6 6.6 63 7.0 9.8 120 9 286.8 287.8 283.0 304.0 6.11 2 925 779 7.2 5.1 86 2.1 6.1 95 13 286.7 287.7 282.8 303.4 5.96 3 850 1470 4.2 0.4 76 3.8 2.4 95 21 290.5 291.4 283.0 303.9 4.63 4 700 3024 -5.5 -7.1 88 1.6 -6.1 120 11 296.4 297.0 283.8 306.0 3.20 5 500 5580 -21.5 -35.5 27 14.0 -23.5 100 19 306.8 306.9 284.6 308.1 0.37 6 400 7190 -34.9 -45.9 32 11.0 -35.7 105 19 309.6 309.7 285.4 310.2 0.16 7 300 9120 -51.5 -58.5 43 7.0 -51.7 120 25 312.8 312.8 286.4 312.9 0.05 8 270 9799 -55.9 -63.9 36 8.0 -56.0 105 29 315.9 315.9 287.4 316.0 0.03 9 250 10290 -55.1 -68.1 18 13.0 -55.3 110 25 324.1 324.2 290.0 324.2 0.02 10 200 11720 -52.9 -72.9 7 20.0 -53.2 120 5 349.0 349.0 296.4 349.0 0.01 11 150 13570 -52.7 -82.7 1 30.0 -53.2 330 7 379.3 379.3 302.1 379.3 0.00 12 100 16170 -55.1 -86.1 1 31.0 -55.6 305 5 421.3 421.3 307.9 421.3 0.00 TRP 270 9799 -55.9 -63.9 36 8.0 -56.0 105 29 315.9 315.9 287.4 316.0 0.03 WND Sounding variables and indices 1000-500 mb thick: 5450.00 m Freezing level: 785.05 mb = 2142.87 m = 7030.32 ft Wetbulb zero: 807.53 mb = 1880.25 m = 6168.72 ft Precipitable water: 0.76 inches Sfc-500 mean rel hum: 69.32 % Est. max temperature: 17.69 C = 63.83 F Sfc-Lift cond lev (LCL): 895.86 mb = 1040.58 m = 3413.95 ft T: 6.06 C 700-500 lapse rate: 6.26 C/km ThetaE index: 3.73 C Layer 1000.0- 850.0 mb Conv cond level (CCL): 846.92 mb = 1499.02 m = 4917.99 ft Mean mixing ratio: 6.04 g/kg Conv temperature: 18.33 C = 65.00 F Cap Strength: 1.84 C Lifted Index: 4.85 C Risk: None Lifted Index @300 mb: 6.46 C Lifted Index @700 mb: 1.80 C Showalter Index: 4.79 C Risk: None Total Totals Index: 47.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.70 C Cross Totals Index: 21.90 C K Index: 24.50 Risk: 20-40 % chance of thunderstorms Sweat Index: 65.80 Risk: None Energy Index: 0.87 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2.91 J/kg Max Up Vert Vel: 2.41 m/s Conv Inhibition (B-): 11139.79 J/kg Cap Strength: 4.65 C Lift Cond Lev (LCL): 896.01 mb = 1039.20 m = 3409.40 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 134 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 1010 61 125 9 -7.4 5.2 | 343 3 0.9 -2.8 1 1000 130 120 9 -7.8 4.5 | 353 4 0.5 -3.5 2 925 779 95 13 -13.0 1.1 | 34 8 -4.7 -6.9 3 850 1470 95 21 -20.9 1.8 | 64 14 -12.7 -6.2 4 700 3024 120 11 -9.5 5.5 | 27 3 -1.3 -2.5 5 500 5580 100 19 -18.7 3.3 | 66 11 -10.5 -4.7 6 400 7190 105 19 -18.4 4.9 | 73 11 -10.1 -3.1 7 300 9120 120 25 -21.7 12.5 | 109 14 -13.4 4.5 8 270 9799 105 29 -28.0 7.5 | 89 20 -19.8 -0.5 9 250 10290 110 25 -23.5 8.6 | 92 15 -15.2 0.6 10 200 11720 120 5 -4.3 2.5 | 324 7 3.9 -5.5 11 150 13570 330 7 3.5 -6.1 | 320 18 11.7 -14.1 12 100 16170 305 5 4.1 -2.9 | 311 16 12.3 -10.9 Wind Parameters Mean winds (0-6000m): 104.1 at 15.3 knts Storm direction: 134.1 at 11.5 knts Shear (0-3000m) pos: 1.3 neg: 1.6 tot: 3.0 10-3/s Storm rel Dir Shear (0-3000m): 46.8 deg Storm rel helicity (0-3000m) pos: 21.5 neg: -3.1 tot: 18.3 m^2/s^2 ave: 6.1 10^-3 m/s^2 rel: 0.26 Storm rel vorticity (0-3000m) horiz: 4.6 stream: 1.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.73 Bulk Shear: 4.00 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 ------------------------------------------------------------------------------- 500 112 10 15 4| 0.0 4.8 4.8| 3.6 0.0 3.6 7.3 0.70| 4.9 3.4 1000 103 12 32 6| 0.0 4.9 4.9| 10.8 0.0 10.8 10.8 0.63| 5.2 3.3 1500 99 14 45 8| 1.4 3.3 4.7| 20.4 0.0 20.4 13.6 0.60| 5.3 3.2 2000 100 15 52 9| 0.8 2.5 3.2| 21.5 0.0 21.5 10.7 0.49| 5.1 2.5 2500 101 15 54 9| 1.1 2.0 3.0| 21.5 -1.1 20.3 8.1 0.39| 4.9 1.9 3000 102 15 52 8| 1.3 1.6 3.0| 21.5 -3.1 18.3 6.1 0.26| 4.6 1.2 4000 105 14 53 7| 1.0 1.7 2.7| 23.6 -3.1 20.5 5.1 0.30| 3.9 1.2 5000 105 15 55 7| 0.8 1.7 2.5| 24.6 -3.1 21.5 4.3 0.28| 3.5 1.0 6000 104 15 57 8| 0.7 1.6 2.3| 25.8 -3.4 22.4 3.7 0.27| 3.1 0.9 Wrote GIF file: /home/apache/climate/data/raob//LFBD/skewt/LFBD.skewt.20200401.12.gif