Expected

Responsive action SHOULD be taken soon (within next hour)

South Dakota Severe Red Flag Warning | Effective 07/20/2026 06:04

...RED FLAG WARNING REMAINS IN EFFECT FROM 2 PM THIS AFTERNOON TO 8 PM MDT THIS EVENING DUE TO WIND AND LOW RELATIVE HUMIDITY FOR CORSON AND DEWEY... ...RED FLAG WARNING REMAINS IN EFFECT FROM 3 PM THIS AFTERNOON TO 9 PM CDT THIS EVENING DUE TO WIND AND LOW RELATIVE HUMIDITY FOR CAMPBELL, WALWORTH, AND POTTER... * AFFECTED AREA...In South Dakota, Campbell, Walworth, and Potter. * TIMING...From 3 PM this afternoon to 9 PM CDT this evening. * WINDS...Northwest winds 20 to 25 mph with gusts up to 40 mph.

North Dakota Severe Red Flag Warning | Effective 07/20/2026 04:23

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON CDT /11 AM MDT/ TODAY TO 9 PM CDT /8 PM MDT/ THIS EVENING DUE TO WIND AND LOW RELATIVE HUMIDITY FOR MORTON, GRANT, SIOUX, AND EMMONS COUNTIES... .Critical fire weather conditions are expected in parts of south central North Dakota this afternoon and early evening. Northwest winds will increase to around 25 mph this afternoon, with gusts as high as 40 mph. Relative humidity will fall as low as 20 percent this

North Dakota Severe Red Flag Warning | Effective 07/20/2026 00:20

...RED FLAG WARNING IN EFFECT FROM NOON CDT /11 AM MDT/ TODAY TO 9 PM CDT /8 PM MDT/ THIS EVENING DUE TO WIND AND LOW RELATIVE HUMIDITY FOR MORTON, GRANT, SIOUX, AND EMMONS COUNTIES... .Critical fire weather conditions are expected in parts of south central North Dakota this afternoon and early evening. Northwest winds will increase to around 25 mph this afternoon, with gusts as high as 40 mph. Relative humidity will fall as low as 20 percent this

Arkansas, Mississippi Severe Extreme Heat Warning | Effective 07/19/2026 23:04

* WHAT...Dangerously hot conditions with heat index values up to 113 degrees expected during the daytime, with limited heat relief overnight. * WHERE...Bolivar, Humphreys, Leflore, Sunflower, and Washington counties in Mississippi and Chicot County, Arkansas. * WHEN...From 10 AM this morning to 9 PM CDT Tuesday. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. Drink plenty of fluids, stay in an air-conditioned room, stay out of

Iowa, Nebraska, South Dakota Severe Extreme Heat Warning | Effective 07/19/2026 22:56

* WHAT...Dangerously hot conditions with heat index values up to 110 expected. * WHERE...Portions of northwest and west central Iowa, northeast Nebraska, and southeast South Dakota. * WHEN...From noon today to 8 PM CDT this evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car

Michigan Severe Coastal Flood Warning | Effective 07/19/2026 22:20

* WHAT...Significant coastal flooding expected. * WHERE...Emmet, Alpena, Benzie, Manistee, Western Mackinac and Eastern Mackinac Counties, and Beaver Island and surrounding islands. * WHEN...From 8 AM this morning to 8 AM EDT Tuesday. * IMPACTS...Numerous roads may be closed. Low lying property including homes, businesses, and some critical infrastructure will be inundated. Some shoreline erosion will occur. Take the necessary actions to protect flood-prone property. If

Arkansas, Missouri Severe Extreme Heat Warning | Effective 07/19/2026 21:16

* WHAT...Dangerously hot conditions with heat index values up to 115 expected. * WHERE...Dunklin, Clay, Greene, Craighead, Poinsett, Mississippi, Cross, Crittenden, and Pemiscot. * WHEN...From 10 AM Monday to 9 PM CDT Tuesday. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Take extra precautions when outside. Wear lightweight and loose

Arkansas, Mississippi Severe Extreme Heat Warning | Effective 07/19/2026 21:16

* WHAT...Dangerously hot conditions with heat index values up to 115 expected. * WHERE...In Arkansas, Lee AR, Phillips, and St. Francis Counties. In Mississippi, Coahoma, Quitman, Tallahatchie, and Tunica Counties. * WHEN...From 10 AM Monday to 9 PM CDT Tuesday. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.

Arkansas Severe Extreme Heat Warning | Effective 07/19/2026 21:25

* WHAT...Dangerously hot conditions with heat index values up to 115 expected. * WHERE...Portions of central, eastern, north central, and southeast Arkansas. * WHEN...From 10 AM Monday to 9 PM CDT Tuesday. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car

Arkansas Severe Extreme Heat Warning | Effective 07/19/2026 21:25

* WHAT...Dangerously hot conditions with heat index values up to 115 expected. * WHERE...Grant, Saline, Southern Pope County, Yell Excluding Northwest, Lawrence, Randolph, Sharp, Drew, Jefferson, and Lincoln Counties. * WHEN...From 10 AM Monday to 9 PM CDT Tuesday. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.
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