Largest hail, 12 months
1.5 in (measured)
Mendon, Mar 22, 2026
Counties · Ohio
Mercer County
34 storm reports in the past 12 months. This page is a summary of National Weather Service reports; it is not a Mercer County government page.
Highest gust, 12 months
None
No report in 12 months.
Most snow, one report
11.1 in (measured)
Celina, Jan 25, 2026
Tornado reports, 12 months
0
Tornado reports are confirmed or ruled out later by NWS damage surveys.
Reports
7 reports match.
- Fri, Sep 18, 2026
-
FloodingFlood
1 SW Saint Henry, Mercer County
Several roads were still closed due to high water in Mercer County, including Burkettsville Road near St.Henry.
Reported by 911 Call Center · NWS Wilmington, OH
- Thu, Sep 17, 2026
-
FloodingFlood
4 W Celina, Mercer County
High water resulted in a road closure near the intersection of Rte 29 and Burk St. Henry Road. Time estimated.
Reported by 911 Call Center · NWS Wilmington, OH
-
FloodingFlood
Celina, Mercer County
Several roads closed due to high water in the Celina area and throughout the county.
Reported by 911 Call Center · NWS Wilmington, OH
- Wed, Sep 16, 2026
-
FloodingFlash flood
4 W Celina, Mercer County
Several roads with water on roads or roads closed especially in rural locations west of Celina. Some roads impacted included Mud Pike Road and Fairground Road.
Reported by 911 Call Center · NWS Wilmington, OH
- Wed, Jun 10, 2026
-
FloodingFlood
8 N Fort Recovery, Mercer County
High water reported on Pine Road at the intersection of State Route 49.
Reported by 911 Call Center · NWS Wilmington, OH
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FloodingFlood
8 N Fort Recovery, Mercer County
High water reported on Pine Road near State Line Road.
Reported by 911 Call Center · NWS Wilmington, OH
- Tue, Apr 14, 2026
-
FloodingFlood
Celina, Mercer County
Several videos posted of flooded yards in Celina.
Reported by Public · NWS Wilmington, OH