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Winter Weather / Re: Possible Winter Storm in the south Sunday and Monday
« on: January 09, 2011, 09:13:10 AM »
Birmingham, AL NWS seems to be hinting at a large heavy snow band developing later on during this storm... 

Quote
NOW ON TO OTHER CONCERNS. OUT OF THE GATE...I HAD BEEN WATCHING
THE DRYING TREND ACROSS THE HEART OF CENTRAL ALABAMA AS MOST
NUMERICAL GUIDANCE DEVELOPS SOME CONVECTION OUT OVER THE GULF
WATERS. THAT SAID...WHEN LOOKING AT THE LOW AND MID LEVEL
FRONTOGENESIS AND NEGATIVE PVU...THERE WILL BE A DECENT BAND OF
MESOSCALE LIFT THAT LOOKS TO FORM NEAR SOUTH CENTRAL MS AND
TRANSLATE RATHER QUICKLY NORTHEAST TO TCL...BHM...AND EVENTUALLY
GADSDEN BY MIDNIGHT OR THEREABOUT. MODEL QPF JUST DOESN`T MATCH
THAT FEATURE...SO HAVE DISCOUNTED SOME OF THE LOWER AMOUNTS BY
KEEPING THE GENERAL 3 TO 6 INCHES WITH LOCALLY MORE ACROSS THE
NORTHERN THIRD OF THE AREA. OF COURSE...THE MESOSCALE DETAILS OF
THIS FEATURE WILL OBVIOUSLY BE DETERMINED IN A MORE NOWCASTING
SCENARIO...BUT I WILL HAVE TO RELY ON THE NUMERICAL OUTPUT FOR THE
GENERAL SYNOPTIC LOOK AND FEEL OF THE SETUP. STILL...THE MOISTURE
WILL BE IN THE ATMOSPHERE...AND IF THE FEATURE IS REAL...THERE
WILL BE THAT OPPORTUNITY EARLY MONDAY MORNING TO SEE A HEAVY SNOW
BAND DEVELOP...WILL BE INTERESTING.[/quote]
http://forecast.weather.gov/product.php?site=NWS&issuedby=BMX&product=AFD&format=CI&version=1&glossary=1


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