Alabama 811 | Know What's Below.

Central Alabama Severe Thunderstorm Watch Counties

| April 20, 2011 @ 1:35 pm | 13 Replies

The NWS has issued a Severe Thunderstorm Watch for Autauga, Barbour, Bibb, Bullock, Chambers, Chilton, Coosa, Dallas, Elmore, Fayette, Greene, Hale, Lamar, Lee, Lowndes, Macon, Marengo, Marion, Montgomery, Perry, Pickens, Pike, Russell, Sumter, Tallapoosa and Tuscaloosa Counties till 9:00 PM CDT.

A new watch has been issued for Central Mississippi as well.

Always interesting to read what the SPC guys are thinking in their discussions…
DISCUSSION…TSTMS WILL CONTINUE TO INCREASE IN COVERAGE AND
INTENSITY THIS AFTERNOON ALONG OUTFLOW BOUNDARY EXTENDING ALONG A
LINE FROM MEI-MGM-E OF CSG…AND WITHIN A MODERATELY TO STRONGLY
UNSTABLE AIR MASS WITH MLCAPE VALUES OF 2000-3000 J/KG.
ADDITIONAL…ELEVATED TSTMS WILL ALSO LIKELY MOVE INTO PARTS OF NWRN
AL…ROOTED WITHIN STEEP MIDLEVEL LAPSE RATE ENVIRONMENT.
TROPOSPHERIC WIND FIELD IS FORECAST TO WEAKEN THROUGH THE AFTERNOON
WITH PROGRESSION OF UPPER TROUGH AXIS AWAY FROM THE AREA.
NONETHELESS…SUFFICIENT VERTICAL SHEAR WILL EXIST FOR MULTICELL
STORMS CAPABLE OF LARGE HAIL AND DAMAGING WINDS.

Category: Alabama's Weather, Severe Weather

About the Author ()

Bill Murray is the President of The Weather Factory. He is the site's official weather historian and a weekend forecaster. He also anchors the site's severe weather coverage. Bill Murray is the proud holder of National Weather Association Digital Seal #0001 @wxhistorian

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