219
FXUS63 KGRR 061723
AFDGRR
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
123 PM EDT TUE OCT 6 2026
KEY MESSAGES
- MOSTLY DRY CONDITIONS INTO THE WEEKEND
DISCUSSION
ISSUED AT 214 AM EDT TUE OCT 6 2026
- MOSTLY DRY CONDITIONS INTO THE WEEKEND
SOUTHWEST FLOW TODAY WILL BRING BREEZY WINDS ALONG WITH SOME
SLIGHT CHANCES (20 PERCENT) FOR LIGHT RAIN MAINLY ALONG AND NORTH
OF U-10 THIS MORNING. DRY AIR MAY LIMIT THIS ACTIVITY TO
SPRINKLES. A COLD FRONT THEN MOVES THROUGH TONIGHT AND MAY BRING
ADDITIONAL LIGHT SHOWERS. AS MENTIONED IN THE PREVIOUS DISCUSSION
MOST OF THE LIFT WILL BE NORTH OF THE AREA ALONG WITH THE BETTER
MOISTURE, THEREFORE MOST ARE EXPECTED TO STAY DRY.
NORTHWEST FLOW RETURNS BEHIND THE FRONT AND CONTINUES UNTIL
HEIGHTS BEGIN TO RISE FOR THE WEEKEND. THERE IS A POTENTIAL FOR
FROST THURSDAY NIGHT INTO FRIDAY MORNING AGAIN TOWARD THE US-10
CORRIDOR. OTHERWISE WARMER TEMPERATURES ARE EXPECTED THROUGH THE
WEEK WITH HIGHS IN THE 60S AND 70S AND LOWS IN THE 40S TO 50S.
AVIATION /18Z TAFS THROUGH 18Z WEDNESDAY/
ISSUED AT 120 PM EDT TUE OCT 6 2026
SCATTERED MID CLOUDS ARE MOVING ACROSS THE REGION IN CONJUNCTION
WITH A WEAK LOBE OF VORTICITY ALOFT. A COLD FRONT WILL MOVE
ACROSS THE TERMINALS LATE TONIGHT. A 45KT LLJ WILL PRECEDE THE
FRONT AFTER 00Z AND LLWS IS POSSIBLE. OTHERWISE VFR CONDITIONS ARE
EXPECTED THROUGH THE PERIOD.
MARINE
ISSUED AT 214 AM EDT TUE OCT 6 2026
NO CHANGES TO THE SMALL CRAFT ADVISORY AND GALE WARNING TODAY.
SOUTHWEST WINDS WILL PICK UP THIS MORNING. THIS WILL CAUSE WAVES
TO BUILD INTO THE 4 TO 9 FT RANGE WITH THE HIGHEST WAVES NORTH OF
GRAND HAVEN. PEAK WINDS ARE EXPECTED AFTER 2 PM. WINDS BECOMES
MORE WESTERLY TONIGHT INTO THURSDAY AND WEAKEN WITH WAVES
GRADUALLY FALLING BELOW 4 FEET WEDNESDAY AFTERNOON.
NORTHWEST WINDS DEVELOP WEDNESDAY NIGHT WITH A POTENTIAL FOR SMALL
CRAFT ADVISORY CONDITIONS DUE TO WINDS AND WAVES INTO THURSDAY.
GRR WATCHES/WARNINGS/ADVISORIES
MI...NONE.
MARINE...SMALL CRAFT ADVISORY UNTIL 4 PM EDT WEDNESDAY FOR LMZ845>847.
SMALL CRAFT ADVISORY UNTIL 2 PM EDT THIS AFTERNOON FOR LMZ848-
849.
GALE WARNING UNTIL 11 PM EDT THIS EVENING FOR LMZ848-849.
DISCUSSION...RAH
AVIATION...04
MARINE...RAH
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page