UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2020033100.upa.cvt Date: 0000Z 31 MAR 20 Searching for ZBAA... Searching the city database file for: ZBAA ... Date:0000Z 31 MAR 20 Station: ZBAA WMO ident: 54511 Latitude: 39.93 Longitude: 116.28 Elevation: 55.00 ------------------------------------------------------------------------------- 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 1012 55 9.4 4.4 71 5.0 6.9 185 3 281.6 282.5 279.5 295.9 5.18 1 1000 129 8.8 4.0 72 4.8 6.4 200 5 282.0 282.8 279.6 296.1 5.09 2 925 771 8.0 2.0 66 6.0 5.1 235 13 287.5 288.3 281.8 301.1 4.78 3 850 1469 7.6 -9.4 29 17.0 0.9 255 21 294.1 294.5 281.7 300.8 2.20 4 700 3035 -4.7 -10.7 63 6.0 -6.8 280 17 297.3 297.7 283.2 304.6 2.41 TRP WND Sounding variables and indices Freezing level: 757.32 mb = 2436.61 m = 7994.03 ft Wetbulb zero: 832.57 mb = 1636.10 m = 5367.72 ft Precipitable water: 0.42 inches Sfc-500 mean rel hum: 51.83 % Est. max temperature: 20.85 C = 69.53 F Sfc-Lift cond lev (LCL): 937.80 mb = 657.81 m = 2158.14 ft T: 8.14 C ThetaE index: 0.32 C Layer 850.0- 700.0 mb Conv cond level (CCL): 746.44 mb = 2516.95 m = 8257.61 ft Mean mixing ratio: 4.90 g/kg Conv temperature: 24.15 C = 75.47 F Cap Strength: 7.76 C Lifted Index @700 mb: 5.53 C Parcel Indices Parcel: using 100 mb layer CAPE (B+): 11.06 J/kg Max Up Vert Vel: 4.70 m/s Conv Inhibition (B-): 494.26 J/kg Cap Strength: 7.63 C Lift Cond Lev (LCL): 882.51 mb = 1159.17 m = 3803.00 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 286 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 1012 55 185 3 0.3 3.0 | 120 13 -11.2 6.4 1 1000 129 200 5 1.7 4.7 | 130 13 -9.8 8.1 2 925 771 235 13 10.6 7.5 | 176 11 -0.8 10.8 3 850 1469 255 21 20.3 5.4 | 225 12 8.8 8.8 4 700 3035 280 17 16.7 -3.0 | 265 5 5.3 0.4 Wind Parameters Mean winds (0-6000m): 256.4 at 15.9 knts Storm direction: 286.4 at 12.0 knts Shear (0-3000m) pos: 3.8 neg: 0.0 tot: 3.8 10-3/s Storm rel Dir Shear (0-3000m): 145.8 deg Storm rel helicity (0-3000m) pos: 80.1 neg: 0.0 tot: 80.1 m^2/s^2 ave: 27.6 10^-3 m/s^2 rel: 0.88 Storm rel vorticity (0-3000m) horiz: 5.4 stream: 4.8 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.60 Bulk Shear: 18.56 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 ------------------------------------------------------------------------------- 500 213 7 140 12| 8.4 0.0 8.4| 27.3 0.0 27.3 54.6 0.99| 8.7 8.6 1000 230 10 159 11| 7.7 0.0 7.7| 48.9 0.0 48.9 48.9 0.99| 8.2 8.1 1500 241 13 179 10| 6.9 0.0 6.9| 68.4 0.0 68.4 45.6 0.98| 7.7 7.5 2000 247 15 193 9| 4.9 0.0 4.9| 73.6 0.0 73.6 36.8 0.93| 6.6 6.1 2500 252 16 203 9| 3.8 0.0 3.8| 77.6 0.0 77.6 31.0 0.90| 5.9 5.3 3000 NO DATA | 3.8 0.0 3.8| | 4000 NO DATA | 3.8 0.0 3.8| | 5000 NO DATA | 3.8 0.0 3.8| | 6000 NO DATA | 3.8 0.0 3.8| | Wrote GIF file: /home/apache/climate/data/raob//ZBAA/skewt/ZBAA.skewt.20200331.00.gif