FXUS64 KHUN 131102 AAA AFDHUN AREA FORECAST DISCUSSION...UPDATED NATIONAL WEATHER SERVICE HUNTSVILLE AL 602 AM CDT THU MAR 13 2014 .UPDATE... FOR 12Z TAFS && .DISCUSSION... /ISSUED 343 AM CDT THU MAR 13 2014/ WILL LEAN MORE TOWARDS THE GFS FOR THIS FCST PACKAGE. OTHERWISE ACROSS THE CWA TEMPS WERE IN THE LOW/MID 30S UNDER CLR SKIES. WINDS HAVE DIMINISH TO ARND 5 MPH. HIGH PRESSURE AND A DRY AIRMASS WILL KEEP SKIES SUNNY TODAY AS HIGHS CLIMB INTO THE MID 50S. TONIGHT WILL BE CLR AND NOT AS COLD WITH TEMPS IN THE MID 30S. AS HIGH PRESSURE MOVES EAST OF THE TN VALLEY ON FRIDAY...RETURN FLOW WILL SET UP ACROSS THE CWA. FOR NOW MODELS ARE MAINLY KEEPING ALL OF FRIDAY DRY. AN APPROACHING CDFNT OVER THE MIDWEST WILL INCREASE THE CHC OF SHRA ACROSS THE CWA THIS WEEKEND...AS IT IS PROGGED TO STALL OUT NORTH OF THE CWA. THE CDFNT SHOULD FINALLY MOVE SOUTH OF THE TN VALLEY BY SUNDAY AFTN AS HIGH PRESSURE BUILDS ACROSS THE AREA. TIMING OF THE PCPN IS STILL A LITTLE TRICKY BUT SINCE GOING WITH THE GFS WILL KEEP THE BEST CHC OF PCPN SATURDAY NIGHT/SUNDAY MRNG. PCPN SHOULD TAPER OFF BY SUNDAY AFTN AS THE ABOVE MENTIONED HIGH PRESSURE SYSTEM BUILDS SOUTH. ALL PCPN SHOULD BE OVER BY THE EARLY EVENING HOURS ON SUNDAY. ATTM INSTABILITY LOOKS VERY WEAK ACROSS THE TN VALLEY THIS WEEKEND SO WILL NOT MENTION THUNDER IN ZONES/GRIDS. MONDAY THRU WEDNESDAY...MONDAY WILL BE DRY AND A TAD COOLER BEHIND THE CDFNT THAT WENT THRU THE CWA ON SUNDAY. GFS HINTS AT A WEAK DRY CDFNT MOVING ACROSS THE CWA TUESDAY NIGHT/WEDNESDAY MRNG. WILL NOT INCLUDE ANY PCPN ATTM FOR TUESDAY OR WEDNESDAY. THUS FOR THE PERIOD MONDAY THRU WEDNESDAY WILL KEEP DRY WITH A NICE WARMING TREND. TEMPS ON TUESDAY/WEDNESDAY WILL BE ARND 70. CAN SPRING BE FAR BEHIND? 07 && .AVIATION... FOR 12Z TAFS... VFR CONDS ARE EXPECTED AT BOTH KMSL/KHSV THRU THE TAF PERIOD. NW WINDS 5-10KTS THIS AFTN WILL GIVE WAY TO LIGHT/VARIABLE WINDS AS HIGH PRESSURE OVER TX SHIFTS OVERHEAD TONIGHT. 12 && .HUN WATCHES/WARNINGS/ADVISORIES... AL...NONE. TN...NONE. && $$ FOR MORE INFORMATION PLEASE VISIT OUR WEBSITE AT WEATHER.GOV/HUNTSVILLE.
Posted on: Thu, 13 Mar 2014 11:03:31 +0000
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