Publication Date:
2011-08-18
Description:
A dark spiral feature is noted in the geosynchronous satellite visible image of the top of a thunderstorm which also has a Doppler radar-observed mesocyclone. Although the evidence is not conclusive, the feature may represent cyclonic rotation at cloud top associated with the pre-tornado mesocyclone.
Keywords:
METEOROLOGY AND CLIMATOLOGY
Type:
Monthly Weather Review; 109; May 1981
Format:
text