Cirrus fibratus
Specimen #6
 
 




Photograph Data
Date: 22 October 1999
Time: 1845 UTC (12:45 p.m. CST)
Location: Memphis, TN, USA


Synopsis
Cirrus fibratus elements (1) occurring ahead of a cold front and strong center of low pressure stretching from Michigan through Ohio, southwestward into the Texas-Oklahoma border.

Representative Surface Observation

Station: Memphis, Tennessee
Date:  22 October 1999
Time:  1854 UTC  (12:54 p.m. CST)
 
Wind direction 340 degrees (northwest)
Wind speed 11 knots
Visibility 10 statute miles
Present weather None
Sky condition Few clouds at 15,000 feet, broken clouds at 25,000 feet
Temperature 23.9 C
Dew point 6.1 C
Altimeter setting 29.91 inches Hg
Sea level pressure 1012.5 mb
Remarks None reported


Analyses
 
 
Surface 925 mb 850 mb 700 mb 500 mb 300 mb
Upper Air Sounding Satellite Image