Immediate

Responsive action SHOULD be taken immediately

South Carolina Severe Severe Thunderstorm Warning | Effective 09/18/2026 18:58

SVRGSP The National Weather Service in Greenville-Spartanburg has issued a * Severe Thunderstorm Warning for... Abbeville County in Upstate South Carolina... Western Greenwood County in Upstate South Carolina... * Until 1045 PM EDT. * At 958 PM EDT, a severe thunderstorm was located 11 miles north of Abbeville, or near Due West, moving south at 30 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to trees and power lines. * Locations impacted include...

Colorado, Utah Severe Flash Flood Warning | Effective 09-18-2026 18:32

FFWGJT The National Weather Service in Grand Junction has extended the * Flash Flood Warning for... Southwestern Moffat County in northwestern Colorado... Western Rio Blanco County in northwestern Colorado... East Central Uintah County in northeastern Utah... * Until 945 PM MDT. * At 732 PM MDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 1 and 2 inches of rain have fallen. The expected rainfall rate is 1.5 to 3.5 inches in 1

Montana Severe Flash Flood Warning | Effective 09/18/2026 18:31

FFWBYZ The National Weather Service in Billings has extended the * Flash Flood Warning for... Southwestern Golden Valley County in central Montana... Southeastern Wheatland County in central Montana... * Until 1015 PM MDT. * At 731 PM MDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 2 and 3 inches of rain have fallen. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar indicated.

Colorado, Utah Severe Flash Flood Warning | Effective 09/18/2026 18:32

FFWGJT The National Weather Service in Grand Junction has extended the * Flash Flood Warning for... Southwestern Moffat County in northwestern Colorado... Western Rio Blanco County in northwestern Colorado... East Central Uintah County in northeastern Utah... * Until 945 PM MDT. * At 732 PM MDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 1 and 2 inches of rain have fallen. The expected rainfall rate is 1.5 to 3.5 inches in 1

Montana Severe Flash Flood Warning | Effective 09/18/2026 18:40

FFWBYZ The National Weather Service in Billings has issued a * Flash Flood Warning for... Southwestern Golden Valley County in central Montana... Northeastern Sweet Grass County in south central Montana... * Until 1015 PM MDT. * At 740 PM MDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 1 and 2 inches of rain have fallen. The expected rainfall rate is 1 to 2 inches per hour. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms.

Nebraska Severe Severe Thunderstorm Warning | Effective 09/18/2026 18:42

SVRCYS The National Weather Service in Cheyenne has issued a * Severe Thunderstorm Warning for... Northern Sioux County in the Panhandle of Nebraska... * Until 830 PM MDT. * At 741 PM MDT, a severe thunderstorm was located near Harrison, or 25 miles east of Lusk, moving northeast at 30 mph. HAZARD...Ping pong ball size hail and 60 mph wind gusts. SOURCE...Radar indicated. IMPACT...People and animals outdoors will be injured. Expect hail damage to roofs, siding, windows, and vehicles. Expect wind damage to roofs, siding, and trees.

Indiana Severe Flood Warning | Effective 09/18/2026 18:22

...The Flood Warning is extended for the following rivers in Indiana... Wabash River near Bluffton IN affecting Wells County. Saint Marys River at St. Mary's River near Fort Wayne affecting Allen IN County. ...The Flood Warning continues for the following rivers in Indiana... Ohio... Saint Marys River near Decatur affecting Van Wert, Allen IN and Adams Counties. Wabash River near Linn Grove affecting Wells and Adams Counties. For the Wabash River...including Linn Grove, Bluffton IN...Moderate flooding is forecast.

Indiana, Ohio Severe Flood Warning | Effective 09/18/2026 18:22

...The Flood Warning is extended for the following rivers in Indiana... Wabash River near Bluffton IN affecting Wells County. Saint Marys River at St. Mary's River near Fort Wayne affecting Allen IN County. ...The Flood Warning continues for the following rivers in Indiana... Ohio... Saint Marys River near Decatur affecting Van Wert, Allen IN and Adams Counties. Wabash River near Linn Grove affecting Wells and Adams Counties. For the Wabash River...including Linn Grove, Bluffton IN...Moderate flooding is forecast.

Indiana Severe Flood Warning | Effective 09/18/2026 18:22

...The Flood Warning is extended for the following rivers in Indiana... Wabash River near Bluffton IN affecting Wells County. Saint Marys River at St. Mary's River near Fort Wayne affecting Allen IN County. ...The Flood Warning continues for the following rivers in Indiana... Ohio... Saint Marys River near Decatur affecting Van Wert, Allen IN and Adams Counties. Wabash River near Linn Grove affecting Wells and Adams Counties. For the Wabash River...including Linn Grove, Bluffton IN...Moderate flooding is forecast.

Indiana Severe Flood Warning | Effective 09/18/2026 18:22

...The Flood Warning is extended for the following rivers in Indiana... Wabash River near Bluffton IN affecting Wells County. Saint Marys River at St. Mary's River near Fort Wayne affecting Allen IN County. ...The Flood Warning continues for the following rivers in Indiana... Ohio... Saint Marys River near Decatur affecting Van Wert, Allen IN and Adams Counties. Wabash River near Linn Grove affecting Wells and Adams Counties. For the Wabash River...including Linn Grove, Bluffton IN...Moderate flooding is forecast.
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