PUBLIC INFORMATION STATEMENT
NATIONAL WEATHER SERVICE CHARLESTON SC
1024 AM EDT WED OCT 17 2012

...A REVIEW OF THE NATIONAL WEATHER SERVICE CHARLESTON SOUTH
CAROLINA FROST AND FREEZE PROGRAM...

THE NATIONAL WEATHER SERVICE IN CHARLESTON SOUTH CAROLINA IS
RESPONSIBLE FOR THE TIMELY ISSUANCE OF WATCHES...WARNINGS AND
ADVISORIES FOR FROST AND FREEZE CONDITIONS ACROSS ALL OF SOUTHEAST
SOUTH CAROLINA AND MUCH OF SOUTHEAST GEORGIA. ONCE FREEZING
TEMPERATURES ARE OBSERVED...FREEZE WATCHES...FREEZE WARNINGS AND
FROST ADVISORIES WILL NO LONGER BE ISSUED FOR THOSE AREAS UNTIL
THE FOLLOWING SPRING...USUALLY AROUND MARCH 15. A PUBLIC
INFORMATION STATEMENT /PNS/ WILL BE ISSUED EACH TIME NEW AREAS
OBSERVE FREEZING CONDITIONS.

THE FOLLOWING CRITERIA ARE USED TO DETERMINE WHEN THESE PRODUCTS
ARE ISSUED...

...FREEZE WATCH...
A FREEZE WATCH IS ISSUED WHEN THERE IS A 50 PERCENT OR GREATER
PROBABILITY THAT TEMPERATURES OF 32 DEGREES OR LOWER WILL
OCCUR...USUALLY 12 TO 48 HOURS IN ADVANCE OF SUCH CONDITIONS.

...FREEZE WARNING...
A FREEZE WARNING IS ISSUED WHEN THERE IS AN 80 PERCENT OR GREATER
PROBABILITY THAT TEMPERATURES OF 32 DEGREES OR LOWER WILL
OCCUR...USUALLY WITHIN 24 HOURS.

...FROST ADVISORY...
A FROST ADVISORY IS ISSUED WHEN THERE IS AN 80 PERCENT OR GREATER
PROBABILITY THAT CONDITIONS WILL SUPPORT THE DEVELOPMENT OF
SCATTERED OR WIDESPREAD FROST. PATCHY FROST DOES NOT NECESSITATE
THE ISSUANCE OF A FROST ADVISORY... EXCEPT POSSIBLY DURING
UNUSUALLY WARM PERIODS.


MAPS DEPICTING THE FROST/FREEZE PROGRAM STATUS ALONG WITH MEDIAN
FIRST AND LAST FREEZE DATES CAN BE FOUND ON OUR WEBSITE AT THE
FOLLOWING ADDRESS /ALL IN LOWER CASE LETTERS/...

HTTP://WEATHER.GOV/CHS/MISC/FROSTFREEZE.SHTML

THE FOLLOWING ARE MEDIAN FIRST FREEZE DATES FOR SOME LOCATIONS
ACROSS THE AREA...

...SOUTHEAST SOUTH CAROLINA...
YEMASSEE................... NOVEMBER 1
ALLENDALE.................. NOVEMBER 7
WALTERBORO................. NOVEMBER 9
SUMMERVILLE................ NOVEMBER 16
MCCLELLANVILLE............. NOVEMBER 16
HAMPTON.................... NOVEMBER 18
CHARLESTON AIRPORT /KCHS/.. NOVEMBER 29
SULLIVANS ISLAND........... DECEMBER 3
BEAUFORT................... DECEMBER 8
DOWNTOWN CHARLESTON........ DECEMBER 24

...SOUTHEAST GEORGIA...
MILLEN..................... NOVEMBER 3
CLAXTON.................... NOVEMBER 18
BROOKLET................... NOVEMBER 21
GLENNVILLE................. NOVEMBER 25
SAVANNAH AIRPORT /KSAV/.... NOVEMBER 28
FORT STEWART............... DECEMBER 1
SAPELO ISLAND.............. DECEMBER 11

$$