114 FXUS63 KGRR 250438 AFDGRR Area Forecast Discussion National Weather Service Grand Rapids MI 1138 PM EST Tue Feb 24 2026 .KEY MESSAGES... - Quick Round of Snow This Evening - Lake Effect Snow Late Tonight into Wednesday - Mostly Dry Wednesday through Friday, Snow Possible This Weekend && .DISCUSSION... Issued at 200 PM EST Tue Feb 24 2026 - Quick Round of Snow This Evening The feature to watch for this evening is currently moving through Wisconsin. Currently snow ahead of a front is dropping visibilities below a mile. Snowfall rates around a half inch to an inch are expected with this band along and north of M-20 and around a quarter of an inch per hour further south. Probabilities of snowfall rates of an inch or more are around 40 percent along and north of US-10. Timing would bring this round of snow into the Ludington area around 5pm then expanding southeast toward a Holland to Grand Rapids to Mount Pleasant line around 7pm and into the Jackson area round 9pm. Snowfall will last around 1-3 hours over any one location. Areas along and South of I-96 are expected to see an inch or less with areas further north in the 1-3 inch range. Winds behind the front could gust to 40 mph or higher which would cause blowing and drifting snow. Quick reductions in visibility, accumulations, along with blowing and drifting snow could cause impacts to the evening commute, with the highest risk along and north of M-20. - Lake Effect Snow Late Tonight into Wednesday Within the shortwave that will bring the round of snow this evening, another round of positive vorticty advection will swing through with the colder air advecting in over the lake. Delta Ts will be in the mid to upper teens paired with moisture in the dendritic growth zone lake effect showers are expected to develop mainly north of I-96. Inversion heights will prevent showers from becoming deeper, but still expecting some light accumulations late tonight into early morning with another inch or less of snow with the highest amounts north of US-10 and west of US-131. - Mostly Dry Wednesday through Friday, Snow Possible This Weekend Outside of the light lake effect in the north Wednesday morning, dry conditions are expected through Friday. Temperatures will trend warmer each day with mid to upper 40s expected for Friday. A cold front will move through Friday night into Saturday, although moisture is lacking with the front. This weekend we`ll be on the northern edge of a couple systems that could bring some accumulating snow for Saturday and Sunday. 24 hour probabilities of an inch or more for Saturday after 30 to 40 percent and on Sunday 20 to 30 percent. && .AVIATION /06Z TAFS THROUGH 06Z THURSDAY/... Issued at 1138 PM EST Tue Feb 24 2026 MVFR conditions with patchy IFR can be expected overnight as low clouds linger behind the cold front that brought the snow Tuesday evening. Conditions should improve to VFR on Wednesday afternoon. Winds will go west overnight then northwest Wednesday morning and gust over 20 knots. There could be a few snow showers with brief MVFR conditions on Wednesday bit the chances were low enough to leave out of the forecast for now. && .GRR WATCHES/WARNINGS/ADVISORIES... MI...None. MARINE...None. && $$ DISCUSSION...RAH AVIATION...Ostuno

NWS GRR Office Area Forecast Discussion