Indiana, Ohio Severe Flood Warning | Effective 09/17/2026 18:46

Headline: 
Flood Warning issued September 17 at 9:46PM EDT by NWS Northern Indiana
Event: 
Flood Warning
Urgency: 
Immediate
Effective: 
September 17, 2026 - 6:46pm
Expires: 
September 18, 2026 - 1:00pm
Description: 
...The Flood Warning is extended for the following rivers in Indiana...Ohio... Saint Marys River near Decatur affecting Van Wert, Adams and Allen IN Counties. ...The Flood Warning continues for the following rivers in Indiana... Saint Marys River at St. Mary's River near Fort Wayne affecting Allen IN County. Wabash River near Bluffton IN affecting Wells County. Wabash River near Linn Grove affecting Wells and Adams Counties. For the Wabash River...including Linn Grove, Bluffton IN...Moderate flooding is forecast. For the Saint Marys River...including Decatur...Moderate flooding is forecast. * WHAT...Minor flooding is occurring and moderate flooding is forecast. * WHERE...Saint Marys River near Decatur. * WHEN...Until further notice. * IMPACTS...At 23.0 feet, Portions of Ohio Routes 33, 49 and 81 are closed near Willshire. * ADDITIONAL DETAILS... - At 2:05 PM EDT Thursday the stage was 17.4 feet. - Bankfull stage is 15.0 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 2:05 PM EDT Thursday was 17.4 feet. - Forecast...The river is expected to rise to a crest of 23.2 feet early Saturday morning. It will then fall below flood stage early Tuesday morning. - Flood stage is 17.0 feet. - http://www.weather.gov/safety/flood
Instruction: 
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Motorists should not attempt to drive around barricades or drive cars through flooded areas. Be especially cautious at night when it is harder to recognize the dangers of flooding. Detailed river forecasts and additional information can be found at www.weather.gov/iwx under Rivers and Lakes. This statement will be updated within the next 12 to 24 hours.
Area Description: 
Adams, IN; Allen, IN; Van Wert, OH
Forcast Office: 
NWS Northern Indiana
Sender: 
w-nws.webmaster@noaa.gov