Expected

Responsive action SHOULD be taken soon (within next hour)

South Dakota Red Flag Warning | Effective 04/11/2026 11:52

Public safety alert, emergency alert, and weather alert Description: The National Weather Service in Sioux Falls has issued a Red Flag Warning for wind and low relative humidity, which is in effect from noon to 7 PM CDT Sunday. * AFFECTED AREA...In South Dakota, Gregory, Jerauld, Sanborn, Brule, Aurora, Davison, Hanson, Charles Mix, Douglas, Hutchinson, Bon Homme and Yankton. * WINDS...West 15 to 25 mph with gusts up to 30 mph. * RELATIVE HUMIDITY...As low as 18 percent.

South Dakota Red Flag Warning | Effective 04/11/2026 11:33

Public safety alert, emergency alert, and weather alert Description: The National Weather Service in Aberdeen has issued a Red Flag Warning for wind and low relative humidity, which is in effect from noon CDT /11 AM MDT/ to 7 PM CDT /6 PM MDT/ Sunday. * AFFECTED AREA...In South Dakota, Stanley, Hughes, Jones, Lyman and Buffalo. * WINDS...West 15 to 25 mph with gusts up to 35 mph. * RELATIVE HUMIDITY...15 to 25 percent. Lowest across Jones and Lyman counties.

California Winter Storm Warning | Effective 04/11/2026 11:34

Public safety alert, emergency alert, and weather alert Description: * WHAT...Heavy snow expected. Low-end storm total of 10 inches and high-end total of 30 inches expected in Madera and Mariposa Counties and Yosemite National Park above 7,000 ft. Winds gusting to 55 mph or higher. * WHERE...A portion of central California. * WHEN...Until 11 PM PDT Sunday. * IMPACTS...Visibilities may drop below 1/4 mile due to falling and blowing snow. Whiteout conditions are expected and will make

Colorado Red Flag Warning | Effective 04/11/2026 11:37

Public safety alert, emergency alert, and weather alert Description: * AFFECTED AREA...Fire Weather Zones 222, 224, 226, 227, 228, 229, 230, 231, 232, 233, 234, 235, 236 and 237. * TIMING...For the Red Flag Warning, from 11 AM to 9 PM MDT Sunday. For the Fire Weather Watch, from Monday morning through Monday evening. * WINDS...Southwest 20 to 30 mph with gusts up to 45 mph. * RELATIVE HUMIDITY...5 to 10 percent. * IMPACTS...Elevated fire danger is expected. Fires will catch and spread rapidly and erratically.

Colorado Red Flag Warning | Effective 04/11/2026 11:37

Public safety alert, emergency alert, and weather alert Description: * AFFECTED AREA...Fire Weather Zone 225. * TIMING...From 11 AM to 9 PM MDT Sunday. * WINDS...Southwest 20 to 30 mph with gusts up to 50 mph. * RELATIVE HUMIDITY...10 to 15 percent. * IMPACTS...Elevated fire danger is expected. Fires will catch and spread rapidly and erratically. Instruction: A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly. A combination of

Colorado Red Flag Warning | Effective 04/11/2026 11:37

Public safety alert, emergency alert, and weather alert Description: The National Weather Service in Pueblo has issued a Fire Weather Watch for gusty winds and low relative humidity, which is in effect from Monday morning through Monday evening. * AFFECTED AREA...Fire Weather Zones 220 and 221. * TIMING...For the Red Flag Warning, from 11 AM to 9 PM MDT Sunday. For the Fire Weather Watch, from Monday morning through Monday evening. * WINDS...Southwest 20 to 30 mph with gusts up to 45 mph.

South Dakota, , Wyoming Red Flag Warning | Effective 04/11/2026 11:06

Public safety alert, emergency alert, and weather alert Description: ...CRITICAL FIRE WEATHER CONDITIONS THROUGH SUNDAY ACROSS PORTIONS OF NORTHEASTERN WYOMING AND WESTERN SOUTH DAKOTA... .Warm, dry, and breezy weather will support critical fire weather conditions over northeastern Wyoming and southwestern South Dakota this afternoon and again Sunday afternoon. In addition, isolated dry thunderstorms are possible late this afternoon and evening. While confidence in timing and occurrence is low,

Arizona Red Flag Warning | Effective 04/11/2026 11:02

Public safety alert, emergency alert, and weather alert Description: * AFFECTED AREA...Fire Weather Zones 150, 151 and 152. * TIMING...From 11 AM to 8 PM MST Sunday. * WINDS...Southwest 18 to 25 mph with gusts 35 to 40 mph. * RELATIVE HUMIDITY...8 to 14 percent. * IMPACTS...Any fires that develop or are ongoing will have the potential to spread rapidly. Instruction: A Red Flag Warning means that critical fire weather conditions are either occurring now...or are expected to develop. A

South Dakota Red Flag Warning | Effective 04/11/2026 11:06

Public safety alert, emergency alert, and weather alert Description: ...CRITICAL FIRE WEATHER CONDITIONS THROUGH SUNDAY ACROSS PORTIONS OF NORTHEASTERN WYOMING AND WESTERN SOUTH DAKOTA... .Warm, dry, and breezy weather will support critical fire weather conditions over northeastern Wyoming and southwestern South Dakota this afternoon and again Sunday afternoon. In addition, isolated dry thunderstorms are possible late this afternoon and evening. While confidence in timing and occurrence is low,

Wyoming Red Flag Warning | Effective 04/11/2026 11:06

Public safety alert, emergency alert, and weather alert Description: ...CRITICAL FIRE WEATHER CONDITIONS THROUGH SUNDAY ACROSS PORTIONS OF NORTHEASTERN WYOMING AND WESTERN SOUTH DAKOTA... .Warm, dry, and breezy weather will support critical fire weather conditions over northeastern Wyoming and southwestern South Dakota this afternoon and again Sunday afternoon. In addition, isolated dry thunderstorms are possible late this afternoon and evening. While confidence in timing and occurrence is low,
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