620 FXUS63 KGRR 101112 AFDGRR Area Forecast Discussion National Weather Service Grand Rapids MI 612 AM EST Tue Nov 10 2026 .KEY MESSAGES... - Clipper Brings Showers Wednesday then Lake Effect Showers && .DISCUSSION... Issued at 134 AM EST Tue Nov 10 2026 - Clipper Brings Showers Wednesday then Lake Effect Showers No impact weather expected this week as a fast, quasi-zonal flow regime holds sway through mid week. A clipper associated with a digging northern stream shortwave trough will bring some rain showers Wednesday, then merges with an upper low over eastern Canada. This will lead to a more highly amplified pattern across the CONUS through next weekend, with strong northerly flow bringing lake effect rain and snow showers and cool temperatures for Thursday through Saturday. && .AVIATION /12Z TAFS THROUGH 12Z WEDNESDAY/... Issued at 612 AM EST Tue Nov 10 2026 VFR conditions will continue through Wednesday morning. Winds today will gust over 20 knots at times from the west then go northwest and diminish to less than 10 knots this evening. && .GRR WATCHES/WARNINGS/ADVISORIES... MI...None. MARINE...Small Craft Advisory until 11 AM EST this morning for LMZ844>849. && $$ DISCUSSION...Ostuno AVIATION...Ostuno

NWS GRR Office Area Forecast Discussion