Cincinnati woke up on Sunday, May 3, to crystal-clear skies and temperatures flirting with freezing, with local stations clocking readings in the mid-30s. Patchy frost is hanging on in low-lying spots and along the river, but the chill will not last all day. Sunshine is on deck for the afternoon and should nudge highs into the mid-60s before a more unsettled stretch moves in later this week.
Morning Frost Advisory
A Frost Advisory remains in effect until 9 AM EDT Sunday, May 3, 2026, with temperatures dipping to around 32°F in the coldest pockets. That is cold enough to damage sensitive plants if they are left exposed. According to the National Weather Service, areas of frost should melt away by mid-morning as winds turn southwesterly and warmer air creeps in. Gardeners are urged to cover tender plants or haul potted favorites inside until temperatures bounce back later in the day.
Sunny Sunday Then A Quick Warm-Up
Sunday shapes up nicely once the frost lifts, with mostly sunny skies and a high near 66°F. Southwest winds will run around 2 to 10 mph, with gusts up to about 21 mph during the afternoon. By Monday, May 4, the warm-up kicks into high gear, with highs near 77°F and a noticeably breezy southwest wind. It looks like one of the better outdoor days of the week, so it is a good window for yard work, patio time, or any plans you would rather not share with a raincloud.
Midweek Showers And Thunderstorms
Things turn more active from Tuesday, May 5, into Wednesday, May 6, as an unsettled pattern brings a good shot at showers and thunderstorms, with the most widespread rain expected from late Tuesday into Wednesday. Forecasters note ensemble guidance is showing about a 60% chance of at least 1 inch of rain across parts of the Tri-State, with a smaller 20 to 25% chance of localized totals reaching up to 2 inches. That could be enough for small-stream flooding and brief ponding of water in heavier downpours, according to NWS Wilmington. Residents should keep an eye on updates as the system approaches and be ready to shift outdoor plans inside if storms look likely.
Plan Ahead
Through the Sunday morning advisory, give plants an extra layer of protection and plan a few extra minutes to scrape or defrost windshields where frost develops. Looking ahead to Tuesday and Wednesday, keep an umbrella close, watch for slower travel and slick patches under heavier showers, and stay weather-aware if you have outdoor events that may need to move indoors when thunderstorms are in the forecast.
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