306
WWUS73 KGRR 181810
NPWGRR
URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
210 PM EDT SAT APR 18 2026
MIZ050>052-056>059-064>067-071>074-190215-
/O.NEW.KGRR.FR.Y.0001.260419T0600Z-260419T1400Z/
/O.NEW.KGRR.FZ.A.0001.260420T0300Z-260420T1500Z/
MUSKEGON-MONTCALM-GRATIOT-OTTAWA-KENT-IONIA-CLINTON-ALLEGAN-BARRY-
EATON-INGHAM-VAN BUREN-KALAMAZOO-CALHOUN-JACKSON-
INCLUDING THE CITIES OF HOLLAND, LANSING, SOUTH HAVEN, JACKSON,
ALMA, GRAND HAVEN, ST. JOHNS, HASTINGS, BATTLE CREEK, GRAND
RAPIDS, GREENVILLE, IONIA, CHARLOTTE, KALAMAZOO, MUSKEGON, AND
JENISON
210 PM EDT SAT APR 18 2026
..FROST ADVISORY IN EFFECT FROM 2 AM TO 10 AM EDT SUNDAY
...FREEZE WATCH IN EFFECT FROM SUNDAY EVENING THROUGH MONDAY
MORNING...
* WHAT...FOR THE FROST ADVISORY, TEMPERATURES AS LOW AS 26 WILL
RESULT IN FROST FORMATION. FOR THE FREEZE WATCH, SUB-FREEZING
TEMPERATURES AS LOW AS 20 POSSIBLE.
* WHERE...PORTIONS OF CENTRAL, SOUTH CENTRAL, SOUTHWEST, AND WEST
CENTRAL MICHIGAN.
* WHEN...FOR THE FROST ADVISORY, FROM 2 AM TO 10 AM EDT SUNDAY. FOR
THE FREEZE WATCH, FROM SUNDAY EVENING THROUGH MONDAY MORNING.
* IMPACTS...FROST AND FREEZE CONDITIONS COULD KILL CROPS, OTHER
SENSITIVE VEGETATION AND POSSIBLY DAMAGE UNPROTECTED OUTDOOR
PLUMBING. FROST COULD HARM SENSITIVE OUTDOOR VEGETATION. SENSITIVE
OUTDOOR PLANTS MAY BE KILLED IF LEFT UNCOVERED.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE STEPS NOW TO PROTECT TENDER PLANTS FROM THE COLD.
THOMAS
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