COASTAL FLOOD STATEMENT
Warning Issue Date: 920 AM EST TUE DEC 08 2009
A STORM SYSTEM APPROACHING THE REGION WILL CAUSE STORM FORCE
WINDS OVER THE GULF OF MAINE. THIS WILL CREATE A STORM SURGE ALONG
WITH OCEAN WAVES THAT COULD LEAD TO SPLASHOVER AND MINOR BEACH
EROSION ALONG THE COASTS OF WESTERN MAINE AND NEW HAMPSHIRE DURING
THE TIME OF HIGH TIDE LATE TODAY.
THE ASTRONOMICAL HIGH TIDE IN PORTLAND AT 453 PM TODAY IS 9.4
FEET. THIS IS WELL BELOW THE TIDAL FLOOD STAGE OF 12.0 FEET.
HOWEVER...THE STORM SYSTEM WILL CREATE A STORM SURGE OF ONE AND A
HALF FEET...OR EVEN MORE...WHICH WOULD PUSH THE TIDE TO AROUND 11
FEET. THOUGH STILL BELOW FLOOD STAGE THIS WILL ALLOW BUILDING SEAS
FROM STRONG ONSHORE WINDS TO SPLASH WATER INTO THE MOST VULNERABLE
LOCATIONS ALONG THE COAST.
$$
WINTER STORM WARNING
Warning Issue Date: 336 AM EST WED DEC 09 2009
...WINTER STORM WARNING IN EFFECT UNTIL 10 PM EST THIS EVENING...
THE NATIONAL WEATHER SERVICE IN GRAY HAS ISSUED A WINTER STORM
WARNING FOR SNOW AND MIXED PRECIPITATION...WHICH IS IN EFFECT
UNTIL 10 PM EST THIS EVENING. THE WINTER WEATHER ADVISORY IS NO
LONGER IN EFFECT.
LOOK FOR SNOW TO DEVELOP BEFORE DAYBREAK...AND BECOME HEAVY AT
TIMES THROUGH LATER MORNING OR EARLY AFTERNOON. AFTER THIS...AS
MILDER AIR COMES ONSHORE FROM THE ATLANTIC...THE SNOW WILL CHANGE
TO RAIN...AS TEMPERATURES RISE ABOVE THE FREEZING MARK. BEFORE
THE CHANGEOVER...BETWEEN 4 AND 8 INCHES OF SNOW IS EXPECTED...WITH
THE HIGHEST AMOUNTS CLOSE TO ROUTE 95.
AS THE PRECIPITATION BECOMES LIGHTER LATER THIS AFTERNOON AND TONIGHT...
IT WILL LIKELY FALL IN THE FORM OF DRIZZLE....FREEZING DRIZZLE OR
SNOW FLURRIES. THIS WILL DEPEND ON SURFACE TEMPERATURES...BUT
LITTLE ADDITIONAL SNOWFALL IS EXPECTED AFTER THIS EVENING.
$$
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