936
FXUS63 KGRR 061123
AFDGRR
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
723 AM EDT FRI JUN 6 2025
KEY MESSAGES
- UPPER LOW EARLY NEXT WEEK WITH RAIN SHOWERS
DISCUSSION
ISSUED AT 311 AM EDT FRI JUN 6 2025
PLENTY OF HIGH CLOUDS TODAY BUT RAIN CHANCES ARE VERY LOW AND
CONFINED TO FAR SOUTHERN AREAS. FAIR AND SLIGHTLY COOLER THAN
NORMAL THROUGH SATURDAY THEN RAIN CHANCES INCREASE ON SUNDAY IN
ADVANCE OF A VIGOROUS UPPER LOW MOVING ACROSS THE GREAT LAKES
REGION.
WE CAN EXPECT A DIURNAL ENHANCEMENT OF SHOWERS AND A SLIGHT
CHANCE OF THUNDER IN THE AFTERNOON AND EVENING EACH DAY FROM
SUNDAY THROUGH TUESDAY. THE LOW MOVES OUT LATE TUESDAY WITH FAIR
WEATHER RETURNING FOR WEDNESDAY.
AVIATION /12Z TAFS THROUGH 12Z SATURDAY/
ISSUED AT 723 AM EDT FRI JUN 6 2025
VFR CONDITIONS WILL PREVAIL THROUGH SATURDAY MORNING AT MOST
SITES EXCEPT JXN WHERE SOME MVFR IS EXPECTED AT TIMES THROUGH THE
MORNING AS LOW CLOUDS PERSIST. WINDS WILL BE MOSTLY EAST NORTHEAST
AOB 10 KNOTS THROUGH THIS AFTERNOON.
MARINE
ISSUED AT 124 AM EDT FRI JUN 6 2025
WINDS AND WAVES ARE EXPECTED TO BE RELATIVELY CALM UNTIL LATE IN
THE WEEKEND WHEN SOUTH WINDS INCREASE AHEAD OF LOW PRESSURE MOVING
IN FROM THE WEST. AT THIS POINT IT LOOKS LIKE WINDS AND WAVES
REMAIN BELOW SCA CRITERIA INTO EARLY NEXT WEEK.
GRR WATCHES/WARNINGS/ADVISORIES
MI...AIR QUALITY ALERT UNTIL NOON EDT TODAY FOR MIZ037>040-043>046-
050>052-056>059-064>067-071>074.
MARINE...NONE.
DISCUSSION...OSTUNO
AVIATION...OSTUNO
MARINE...OSTUNO
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