Severe

Significant threat to life or property

Michigan Flood Warning | Effective 04/21/2026 12:26

...The Flood Warning continues for the following rivers in Michigan... Sturgeon River near Chassell affecting Baraga and Houghton Counties. Sturgeon River near Alston affecting Baraga and Houghton Counties. Michigamme River near Crystal Falls (Michigamme) affecting Iron County. Michigamme River near Witch Lake affecting Marquette and Dickinson Counties. Michigamme River near Republic affecting Marquette County. .Snow melt and increased reservoir releases will cause the river

New Mexico Fire Weather Watch | Effective 04/21/2026 12:29

...CRITICAL FIRE WEATHER CONDITIONS POSSIBLE THURSDAY FOR LINCOLN NATIONAL FOREST... Dry and breezy weather pattern Wednesday and Thursday will set the stage for near-critical to critical fire weather conditions in the Lincoln National Forest for Thursday. A shortwave trough coming across the Southern Rockies will induce surface low pressure in the Southern Plains on Thursday. West winds of 20 to 25 mph are forecast with gusts to 35 mph during the afternoon. Minimum

South Dakota Red Flag Warning | Effective 04/21/2026 12:39

* AFFECTED AREA...In South Dakota, Dewey, Potter, Faulk, Spink, Stanley, Sully, Hughes, Hyde, Hand, Jones, Lyman and Buffalo. * WINDS...South 20 to 30 mph with gusts up to 45 mph. * RELATIVE HUMIDITY...As low as 14 percent. * IMPACTS...Any fires that ignite will spread rapidly and become difficult to control or suppress. A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly. A combination of strong winds, low relative humidity, and warm temperatures can

South Dakota Fire Weather Watch | Effective 04/21/2026 12:39

* AFFECTED AREA...In South Dakota, Corson, Campbell, McPherson, Brown, Walworth and Edmunds. * WINDS...South 15 to 25 mph with gusts up to 40 mph. * RELATIVE HUMIDITY...As low as 17 percent. * IMPACTS...Any fires that ignite will spread rapidly and become difficult to control or suppress. A Fire Weather Watch means that critical fire weather conditions are forecast to occur. Listen for later forecasts and possible Red Flag Warnings.

Minnesota, South Dakota Red Flag Warning | Effective 04/21/2026 12:39

* AFFECTED AREA...In Minnesota, Big Stone. In South Dakota, Clark, Codington, Grant, Hamlin and Deuel. * WINDS...South 20 to 25 mph with gusts up to 40 mph. * RELATIVE HUMIDITY...As low as 23 percent. * IMPACTS...Any fires that ignite will spread rapidly and become difficult to control or suppress. A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly. A combination of strong winds, low relative humidity, and warm temperatures can contribute to extreme fire behavior.

Minnesota, South Dakota Fire Weather Watch | Effective 04/21/2026 12:39

* AFFECTED AREA...In Minnesota, Traverse. In South Dakota, Marshall, Roberts and Day. * WINDS...South 20 to 25 mph with gusts up to 35 mph. * RELATIVE HUMIDITY...As low as 24 percent. * IMPACTS...Any fires that ignite will spread rapidly and become difficult to control or suppress. A Fire Weather Watch means that critical fire weather conditions are forecast to occur. Listen for later forecasts and possible Red Flag Warnings.

Colorado High Wind Warning | Effective 04/21/2026 12:45

* WHAT...Southwest winds 30 to 40 mph with gusts up to 65 mph expected. * WHERE...Northern San Luis Valley, and Central San Luis Valley. * WHEN...From 1 PM to 8 PM MDT Wednesday. * IMPACTS...Damaging winds will blow down trees and power lines. Widespread power outages are expected. Travel will be difficult, especially for high profile vehicles. * ADDITIONAL DETAILS...Areas of blowing dust could reduce visibility to under a mile at times. Be especially careful near recently

Texas Flood Warning | Effective 04/21/2026 12:07

...The Flood Warning continues for the following rivers in Texas... Guadalupe River Near Bloomington affecting Calhoun, Refugio and Victoria Counties. For the Guadalupe River...including Victoria, Bloomington...Minor flooding is forecast. * WHAT...Minor flooding is forecast. * WHERE...Guadalupe River near Bloomington. * WHEN...From Thursday evening to late Sunday evening. * IMPACTS...At 24.0 feet, Moderate lowland flooding occurs, with the river reaching well into the flood plain. Any oil tank batteries,

Colorado Fire Weather Watch | Effective 04/21/2026 12:15

The National Weather Service in Denver has issued a Fire Weather Watch for wind and low relative humidity, which is in effect from Thursday morning through Thursday evening. * AFFECTED AREA...Fire Weather Zones 214, 216, 238, 239, 240, 241, 242, 243, 244, 245, 246, 247, 248, 249, 250 and 251. * TIMING...For the Red Flag Warning, from 10 AM Wednesday to midnight MDT Wednesday night. For the Fire Weather Watch, from Thursday morning through Thursday evening. * WINDS...For the Red Flag Warning, west 20 to 30 mph with gusts

Colorado Red Flag Warning | Effective 04/21/2026 12:15

The National Weather Service in Denver has issued a Fire Weather Watch for wind and low relative humidity, which is in effect from Thursday morning through Thursday evening. * AFFECTED AREA...Fire Weather Zones 214, 216, 238, 239, 240, 241, 242, 243, 244, 245, 246, 247, 248, 249, 250 and 251. * TIMING...For the Red Flag Warning, from 10 AM Wednesday to midnight MDT Wednesday night. For the Fire Weather Watch, from Thursday morning through Thursday evening. * WINDS...For the Red Flag Warning, west 20 to 30 mph with gusts
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