UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11)
Current filename: /home/data/upa/2020033012.upa.cvt
Date: 1200Z 30 MAR 20
Searching for ZBAA...
Searching the city database file for: ZBAA ...
Date:1200Z 30 MAR 20
Station: ZBAA
WMO ident: 54511
Latitude: 39.93
Longitude: 116.28
Elevation: 55.00
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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
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SFC 1012 55 15.0 3.0 44 12.0 8.9 195 3 287.2 288.0 281.5 300.5 4.69
1 1000 129 14.6 2.6 44 12.0 8.6 210 9 287.8 288.6 281.7 300.9 4.61
2 925 781 8.8 1.8 61 7.0 5.4 220 21 288.3 289.1 282.1 301.8 4.71
3 850 1477 7.2 -8.8 31 16.0 0.8 240 23 293.7 294.1 281.6 300.6 2.31
4 700 3039 -5.1 -11.1 63 6.0 -7.2 305 19 296.8 297.3 283.0 304.0 2.34
TRP
WND
Sounding variables and indices
Freezing level: 762.20 mb = 2391.34 m = 7845.51 ft
Wetbulb zero: 834.36 mb = 1626.42 m = 5335.94 ft
Precipitable water: 0.41 inches
Sfc-500 mean rel hum: 47.90 %
Est. max temperature: 20.64 C = 69.15 F
Sfc-Lift cond lev (LCL): 844.43 mb = 1529.90 m = 5019.30 ft T: 6.78 C
ThetaE index: 1.12 C Layer 850.0- 700.0 mb
Conv cond level (CCL): 740.87 mb = 2582.49 m = 8472.65 ft
Mean mixing ratio: 4.63 g/kg
Conv temperature: 23.84 C = 74.91 F
Cap Strength: 5.71 C
Lifted Index @700 mb: 3.61 C
Parcel Indices
Parcel: using 100 mb layer
CAPE (B+): 2.32 J/kg
Max Up Vert Vel: 2.15 m/s
Conv Inhibition (B-): 328.63 J/kg
Cap Strength: 5.71 C
Lift Cond Lev (LCL): 831.06 mb = 1658.30 m = 5440.56 ft
Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft
Wind level data
Storm motion: 278 at 15 knt
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TRUE/GROUND REL | STORM REL
LEV P H DIR SPD U V | DIR SPD U V
mb m knt m/s | knt m/s
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0 1012 55 195 3 0.8 2.9 | 110 15 -13.7 5.0
1 1000 129 210 9 4.5 7.8 | 135 14 -10.0 9.9
2 925 781 220 21 13.5 16.1 | 177 18 -1.0 18.2
3 850 1477 240 23 19.9 11.5 | 202 15 5.5 13.6
4 700 3039 305 19 15.6 -10.9 | 353 9 1.1 -8.8
Wind Parameters
Mean winds (0-6000m): 248.3 at 19.5 knts
Storm direction: 278.3 at 14.6 knts
Shear (0-3000m) pos: 4.2 neg: 0.0 tot: 4.2 10-3/s
Storm rel Dir Shear (0-3000m): -117.4 deg
Storm rel helicity (0-3000m) pos: 143.4 neg: 0.0 tot: 143.4 m^2/s^2
ave: 49.4 10^-3 m/s^2 rel: 0.90
Storm rel vorticity (0-3000m) horiz: 8.7 stream: 7.8 10^-3/s
Energy-Hel index: 0.00
Bulk Rich Number: 0.12
Bulk Shear: 18.95 m/s
Storm Parameters
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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
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500 213 12 146 14| 14.5 0.0 14.5| 52.9 0.0 52.9 105.7 0.98| 14.6 14.2
1000 219 16 163 15| 9.9 0.0 9.9| 82.7 0.0 82.7 82.7 0.95| 11.0 10.5
1500 226 18 174 15| 7.2 0.0 7.2|104.3 0.0 104.3 69.6 0.93| 9.5 8.8
2000 233 19 184 13| 5.3 0.0 5.3|121.4 0.0 121.4 60.7 0.89| 9.2 8.1
2500 241 19 193 12| 4.2 0.0 4.2|133.8 0.0 133.8 53.5 0.89| 8.9 8.0
3000 NO DATA | 4.2 0.0 4.2| |
4000 NO DATA | 4.2 0.0 4.2| |
5000 NO DATA | 4.2 0.0 4.2| |
6000 NO DATA | 4.2 0.0 4.2| |
Wrote GIF file: /home/apache/climate/data/raob//ZBAA/skewt/ZBAA.skewt.20200330.12.gif