475
NOUS42 KCHS 202253
PNSCHS
GAZ087-088-099>101-114-115-137-216>219-238>241-SCZ040-042>045-
147>152-211100-
PUBLIC INFORMATION STATEMENT
NATIONAL WEATHER SERVICE CHARLESTON SC
653 PM EDT TUE OCT 20 2026
...REVIEW OF THE NATIONAL WEATHER SERVICE CHARLESTON FROST/FREEZE
PROGRAM...
THE NATIONAL WEATHER SERVICE IN CHARLESTON WILL ISSUE WATCHES,
WARNINGS AND ADVISORIES FOR FROST AND FREEZE CONDITIONS ACROSS
SOUTHEAST SOUTH CAROLINA AND PARTS OF SOUTHEAST GEORGIA NORTH OF
THE ALTAMAHA RIVER DURING THE GROWING SEASON. THE LOCAL GROWING
SEASON RUNS FROM MARCH THROUGH NOVEMBER BASED ON CLIMATOLOGY.
THE FOLLOWING ARE THE PRODUCTS WE ISSUE AND THEIR ASSOCIATED
CRITERIA:
..FREEZE WATCH
FREEZE WATCHES ARE ISSUED WHEN THERE IS A 50 PERCENT OR GREATER
PROBABILITY THAT LOW TEMPERATURES WILL DROP TO 32 DEGREES OR
LOWER DURING THE GROWING SEASON, USUALLY WITHIN 12 TO 48 HOURS.
..FREEZE WARNING
FREEZE WARNINGS ARE ISSUED WHEN THERE IS AN 80 PERCENT OR GREATER
PROBABILITY THAT LOW TEMPERATURES WILL DROP TO 32 DEGREES OR
LOWER DURING THE GROWING SEASON, USUALLY WITHIN 12 TO 24 HOURS.
..FROST ADVISORY
FROST ADVISORIES ARE ISSUED WHEN THERE IS AN 80 PERCENT OR
GREATER PROBABILITY THAT CONDITIONS WILL SUPPORT THE DEVELOPMENT
OF SCATTERED OR WIDESPREAD FROST DURING THE GROWING SEASON.
ADVISORIES ARE TYPICALLY NOT ISSUED FOR PATCHY FROST, EXCEPT
POSSIBLY DURING UNUSUALLY WARM PERIODS.
IF A FREEZE OCCURS ACROSS ALL OF SOUTHEAST SOUTH CAROLINA AND
NORTHERN PORTIONS OF SOUTHEAST GEORGIA PRIOR TO NOVEMBER 30,
FROST AND FREEZE PRODUCTS WILL BE DISCONTINUED FOR THE REMAINDER
OF THE SEASON FOR THE ENTIRE AREA. EVEN IF A FREEZE DOES NOT
OCCUR PRIOR TO THE END OF NOVEMBER FOR THE ENTIRE AREA, FROST AND
FREEZE PRODUCTS WILL STILL BE DISCONTINUED BEGINNING DECEMBER
1 UNTIL THE GROWING SEASON EFFECTIVELY RESUMES ON MARCH 1 NEXT
YEAR.
DETAILED INFORMATION ON FIRST FREEZE DATES FOR OUR AREA CAN BE
FOUND ON OUR WEBSITE:
HTTPS://WWW.WEATHER.GOV/MEDIA/CHS/CLIMATE/
AVERAGEFIRSTLASTFREEZEDATES.PDF
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page