Mercer County, OH Weather Alerts
Every National Weather Service alert issued for Mercer County, Ohio, pushed to your phone within moments — county code OHC107, forecast zone OHZ034. Free with StormCast.
Download on Google PlayHow the NWS identifies Mercer County
These are the identifiers the National Weather Service uses when it issues a warning here. StormCast watches OHC107 directly rather than matching on place names, which is why an alert arrives whether you are in Burkettsville or anywhere else in the county.
NWS County Code
OHC107
Forecast Zone
OHZ034
Forecast Office
Wilmington (ILN)
Radar Station
KILN
Towns covered in Mercer County
An NWS alert for Mercer County applies to all 10 of these communities. You do not need a separate alert for each one.
Current conditions
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Alert types issued for Mercer County
Tornado
Tornado Warning, Tornado Watch, Tornado Emergency and Severe Thunderstorm Warning.
How tornado alerts work →Flooding
Flash Flood Warning, Flood Watch, Flood Advisory and River Flood Warning.
How flood alerts work →Winter
Winter Storm Warning, Ice Storm Warning, Blizzard Warning and Winter Weather Advisory.
Winter warnings explained →Fire Weather
Red Flag Warning and Fire Weather Watch when conditions favor rapid fire spread.
Fire weather alerts →Heat & Cold
Excessive Heat Warning, Heat Advisory, Freeze Warning and Frost Advisory.
Frost & freeze alerts →Mercer County weather alert questions
Which NWS forecast zone is Mercer County in?
Mercer County, Ohio is NWS county code OHC107 and forecast zone OHZ034. Alerts for it are issued by the Wilmington (ILN) Weather Forecast Office, and the nearest NEXRAD radar is KILN.
Which towns in Mercer County are covered?
All of them. NWS alerts are issued at the county and zone level, so a warning for Mercer County covers every community inside it, including Burkettsville, Celina, Chickasaw, Coldwater, Fort Recovery, Maria Stein, Mendon, Montezuma, Rockford and Saint Henry.
Does StormCast monitor flooding in Mercer County?
Yes. StormCast tracks NWS flood watches, flash flood warnings and river flood warnings for Mercer County, alongside 12,700+ USGS river gauges nationwide.
How fast are alerts for Mercer County delivered?
StormCast polls the NWS alert feed every 30 seconds. When a warning is issued for OHC107, the push notification goes out within moments — even with your screen off.