471 FXUS63 KGRR 190537 AFDGRR Area Forecast Discussion National Weather Service Grand Rapids MI 137 AM EDT Mon Oct 19 2026 .KEY MESSAGES... - Quiet Weather This Week && .DISCUSSION... Issued at 137 AM EDT Mon Oct 19 2026 - Quiet Weather This Week Blue skies and comfortable temperatures will mean excellent leaf peeping weather this week. A blocky pattern across North America will bring upper ridging into the Great Lakes with prevailing surface high pressure and dry weather this week. The next chance for rain is a long ways off. Showers are possible when a cold front comes through either over the weekend or early next week. && .AVIATION /06Z TAFS THROUGH 06Z TUESDAY/... Issued at 137 AM EDT Mon Oct 19 2026 VFR conditions will continue through tonight. Southwest winds AOB 10 knots going more west this afternoon. && .MARINE... Issued at 137 AM EDT Mon Oct 19 2026 No changes to the advisory. Winds and waves will decrease this morning as the surface pressure gradient slackens and high pressure will bring fairly tranquil conditions for the next few days. && .GRR WATCHES/WARNINGS/ADVISORIES... MI...None. MARINE...Small Craft Advisory until 11 AM EDT this morning for LMZ845>849. && $$ DISCUSSION...Ostuno AVIATION...Ostuno MARINE...Ostuno

NWS GRR Office Area Forecast Discussion