Weather Warnings for Ohio

Issued by the National Weather Service

Current watches, warnings, and advisories for Ohio
Alerts Updated: April 20, 2026, 11:12 pm  UTC


Freeze Warning issued April 20 at 7:11PM EDT until April 21 at 9:00AM EDT by NWS Charleston WV

Summary: * WHAT...Sub-freezing temperatures as low as 31 expected. * WHERE...Portions of northeast Kentucky, southeast Ohio, southwest Virginia, and southern and western West Virginia. * WHEN...From 11 PM this evening to 9 AM EDT Tuesday. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.
Severity:  Moderate    Effective:  April 20, 2026, 7:11 pm      Expires:  April 21, 2026, 3:15 am
Area:  Greenup; Carter; Boyd; Lawrence; Lawrence; Dickenson; Buchanan; Wayne; Cabell; Lincoln; Putnam; Kanawha; Mingo; Logan; Boone; McDowell


Freeze Warning issued April 20 at 7:11PM EDT until April 21 at 9:00AM EDT by NWS Charleston WV

Summary: * WHAT...Sub-freezing temperatures with many locations in the 20s expected. * WHERE...Portions of southeast Ohio and central, northeast, northern, southeast, southern, and western West Virginia. * WHEN...From 11 PM this evening to 9 AM EDT Tuesday. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.
Severity:  Moderate    Effective:  April 20, 2026, 7:11 pm      Expires:  April 21, 2026, 3:15 am
Area:  Perry; Morgan; Athens; Washington; Jackson; Vinton; Meigs; Gallia; Mason; Jackson; Wood; Pleasants; Tyler; Roane; Wirt; Calhoun; Ritchie; Doddridge; Clay; Braxton; Gilmer; Lewis; Harrison; Taylor; Wyoming; Upshur; Barbour; Northwest Raleigh; Southeast Raleigh; Northwest Fayette; Southeast Fayette; Northwest Nicholas; Southeast Nicholas; Northwest Webster; Southeast Webster; Northwest Pocahontas; Southeast Pocahontas; Northwest Randolph; Southeast Randolph


Freeze Warning issued April 20 at 6:26PM EDT until April 21 at 10:00AM EDT by NWS Wilmington OH

Summary: * WHAT...Sub-freezing temperatures as low as 30 expected. * WHERE...Delaware, Fairfield, Hocking, and Licking Counties. * WHEN...From 11 PM this evening to 10 AM EDT Tuesday. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.
Severity:  Moderate    Effective:  April 20, 2026, 6:26 pm      Expires:  April 21, 2026, 5:00 am
Area:  Delaware; Licking; Fairfield; Hocking


Frost Advisory issued April 20 at 6:26PM EDT until April 21 at 10:00AM EDT by NWS Wilmington OH

Summary: * WHAT...Temperatures as low as 34 will result in frost formation. * WHERE...Portions of northeast and northern Kentucky and central, south central, and southwest Ohio. * WHEN...From 11 PM this evening to 10 AM EDT Tuesday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered.
Severity:  Minor    Effective:  April 20, 2026, 6:26 pm      Expires:  April 21, 2026, 5:00 am
Area:  Mason; Lewis; Union; Madison; Franklin; Fayette; Pickaway; Clinton; Ross; Brown; Highland; Adams; Pike; Scioto


Freeze Warning issued April 20 at 5:40PM EDT until April 21 at 9:00AM EDT by NWS Pittsburgh PA

Summary: * WHAT...Sub-freezing temperatures in the mid 20s to around 30. * WHERE...Portions of east central Ohio, western Pennsylvania, and northern West Virginia. * WHEN...From 11 PM this evening to 9 AM EDT Tuesday. * IMPACTS...Frost and freeze conditions could kill crops and other sensitive vegetation.
Severity:  Moderate    Effective:  April 20, 2026, 5:40 pm      Expires:  April 21, 2026, 4:00 am
Area:  Tuscarawas; Carroll; Columbiana; Coshocton; Harrison; Jefferson; Muskingum; Guernsey; Belmont; Noble; Monroe; Mercer; Venango; Forest; Lawrence; Butler; Clarion; Jefferson; Beaver; Allegheny; Armstrong; Washington; Greene; Westmoreland; Westmoreland Ridges; Fayette; Fayette Ridges; Indiana; Higher Elevations of Indiana; Hancock; Brooke; Ohio; Marshall; Wetzel; Marion; Monongalia; Ridges of Eastern Monongalia and Northwestern Preston; Preston; Eastern Preston; Western Tucker; Eastern Tucker


Freeze Warning issued April 20 at 2:39PM EDT until April 21 at 10:00AM EDT by NWS Cleveland OH

Summary: * WHAT...Sub-freezing temperatures as low as 23 expected. * WHERE...Portions of north central, northeast, and northwest Ohio and northwest Pennsylvania. * WHEN...From 8 PM this evening to 10 AM EDT Tuesday. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.
Severity:  Moderate    Effective:  April 20, 2026, 2:39 pm      Expires:  April 20, 2026, 10:45 pm
Area:  Erie; Lorain; Cuyahoga; Lake; Geauga; Ashtabula Inland; Seneca; Huron; Medina; Summit; Portage; Trumbull; Wyandot; Crawford; Richland; Ashland; Wayne; Stark; Mahoning; Marion; Morrow; Holmes; Knox; Ashtabula Lakeshore; Northern Erie; Southern Erie; Crawford


Flood Warning issued April 20 at 11:49AM EDT until April 23 at 2:00PM EDT by NWS Northern Indiana

Summary: ...The Flood Warning continues for the following rivers in Ohio... Indiana...Michigan... Saint Joseph River Ohio near Newville affecting De Kalb, Defiance and Allen IN Counties. Saint Joseph River Michigan at South Bend affecting St. Joseph, Berrien and Elkhart Counties. Saint Joseph River Michigan at Three Rivers affecting St. Joseph MI, Branch and Elkhart Counties. Tippecanoe River near Ora affecting Pulaski County. North Branch Elkhart River at Cosperville affecting Noble County. ...The Flood Warning is extended for the following rivers in Ohio... Tiffin River at Stryker affecting Williams, Defiance and Fulton OH Counties. For the Tippecanoe River...including Ora, Winamac, Norway Dam... Minor flooding is forecast. For the Saint Joseph River Ohio...including Montpelier, Newville, St. Joe River Ft. Wayne...Minor flooding is forecast. For the Tiffin River...including Stryker...Minor flooding is forecast. For the Saint Joseph River Michigan...including Three Rivers, Mottville, Elkhart IN, South Bend, Niles...Minor flooding is forecast. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Saint Joseph River Ohio near Newville. * WHEN...Until early Thursday afternoon. * IMPACTS...At 14.0 feet, Significant flooding occurs on DeKalb County Road 42 about 3 miles northeast of Newville. Considerable agricultural and low land flooding occurs along the St. Joseph River to the Cedarville Reservoir. * ADDITIONAL DETAILS... - At 11:10 AM EDT Monday the stage was 13.4 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 11:10 AM EDT Monday was 13.6 feet. - Forecast...The river is expected to fall below flood stage early Wednesday afternoon and continue falling to 8.1 feet Saturday morning. - Flood stage is 12.0 feet. - http://www.weather.gov/safety/flood
Severity:  Severe    Effective:  April 20, 2026, 11:49 am      Expires:  April 21, 2026, 6:00 am
Area:  Allen, IN; De Kalb, IN; Defiance, OH


Flood Warning issued April 20 at 11:49AM EDT until April 24 at 4:00AM EDT by NWS Northern Indiana

Summary: ...The Flood Warning continues for the following rivers in Ohio... Indiana...Michigan... Saint Joseph River Ohio near Newville affecting De Kalb, Defiance and Allen IN Counties. Saint Joseph River Michigan at South Bend affecting St. Joseph, Berrien and Elkhart Counties. Saint Joseph River Michigan at Three Rivers affecting St. Joseph MI, Branch and Elkhart Counties. Tippecanoe River near Ora affecting Pulaski County. North Branch Elkhart River at Cosperville affecting Noble County. ...The Flood Warning is extended for the following rivers in Ohio... Tiffin River at Stryker affecting Williams, Defiance and Fulton OH Counties. For the Tippecanoe River...including Ora, Winamac, Norway Dam... Minor flooding is forecast. For the Saint Joseph River Ohio...including Montpelier, Newville, St. Joe River Ft. Wayne...Minor flooding is forecast. For the Tiffin River...including Stryker...Minor flooding is forecast. For the Saint Joseph River Michigan...including Three Rivers, Mottville, Elkhart IN, South Bend, Niles...Minor flooding is forecast. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Tiffin River at Stryker. * WHEN...Until early Friday morning. * IMPACTS...At 13.0 feet, Flood waters begin to affect some farm buildings near Stryker and flood some secondary roads. * ADDITIONAL DETAILS... - At 11:15 AM EDT Monday the stage was 12.5 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 11:15 AM EDT Monday was 13.0 feet. - Forecast...The river is expected to fall below flood stage early Thursday morning and continue falling to 8.4 feet Saturday morning. - Flood stage is 11.0 feet. - http://www.weather.gov/safety/flood
Severity:  Severe    Effective:  April 20, 2026, 11:49 am      Expires:  April 21, 2026, 6:00 am
Area:  Defiance, OH; Fulton, OH; Williams, OH