Severe

Significant threat to life or property

Alaska Severe Red Flag Warning | Effective 06/20/2026 10:03

* AFFECTED AREA...Central and Eastern Interior. * TIMING...Until 10 PM AKDT Sunday. * THUNDERSTORM COVERAGE INDEX...Numerous from Tanana to the Upper Kuskokwim. Scattered elsewhere. * WINDS...Near thunderstorms, gusts could reach as high as 40 mph. * HUMIDITY...As low as 30 percent. * TEMPERATURES...Highs in the upper 80s. Lows in the mid 40s. * IMPACTS...Critical fire weather conditions are expected this weekend due to a combination of thunderstorm activity, temperatures reaching into the low 80s, relative humidities

Alaska Severe Red Flag Warning | Effective 06/20/2026 10:03

The National Weather Service in Fairbanks has issued a Red Flag Warning for lightning, which is in effect until 10 PM AKDT Sunday. * AFFECTED AREA...Middle Yukon Valley and Lower Yukon and Innoko Valleys. * TIMING...Until 10 PM AKDT Sunday. * THUNDERSTORM COVERAGE INDEX...Numerous. * WINDS...Near thunderstorms, gusts could reach as high as 40 mph. * HUMIDITY...As low as 30 percent. * TEMPERATURES...Highs in the mid 80s. Lows in the upper 40s. * IMPACTS...Critical fire weather conditions are expected this

Alaska Severe Red Flag Warning | Effective 06/20/2026 10:03

* AFFECTED AREA...North Slopes of the Western Alaska Range and Upper Kuskokwim Valley. * TIMING...Until 10 PM AKDT Sunday. * THUNDERSTORM COVERAGE INDEX...Numerous. * WINDS...Near thunderstorms, gusts could reach as high as 40 mph. * HUMIDITY...As low as 30 percent. * TEMPERATURES...Highs in the mid 80s. Lows in the mid 40s. * IMPACTS...Critical fire weather conditions are expected this weekend due to a combination of thunderstorm activity, temperatures reaching into the upper 70s to low 80s, relative

Colorado Severe Red Flag Warning | Effective 06/20/2026 10:03

...RED FLAG WARNING IN EFFECT FROM 11 AM TO 10 PM MDT SUNDAY FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 220, 222, 223, AND 224... The National Weather Service in Pueblo has issued a Red Flag Warning for gusty winds and low relative humidity, which is in effect from 11 AM to 10 PM MDT Sunday. The Fire Weather Watch is no longer in effect. * AFFECTED AREA...Fire Weather Zones 220, 222, 223 and 224. * TIMING...For the first Red Flag Warning, until 10 PM MDT this

Arizona Severe Red Flag Warning | Effective 06/20/2026 10:08

* WHAT...Critical fire weather conditions. Southwest winds 15 to 25 mph with gusts up to 35 mph and relative humidity 5 to 10 percent. * WHERE...Chuska Mountains and Defiance Plateau, Little Colorado River Valley in Navajo County, and Little Colorado River Valley in Apache County. * WHEN...Until 6 PM MST /7 PM MDT/ this evening. * IMPACTS...Rapid spread and growth of any new or existing fires. Fires will have the potential to exhibit extreme fire behavior. Elevated potential for new fire starts.

Kansas, Nebraska Severe Flood Watch | Effective 06/20/2026 10:09

* WHAT...Flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of north central Kansas, including the following counties, Jewell and Mitchell and Nebraska, including the following counties, Adams, Buffalo, Clay, Fillmore, Franklin, Greeley, Hall, Hamilton, Howard, Kearney, Merrick, Nance, Nuckolls, Polk, Sherman, Thayer, Valley, Webster and York. * WHEN...From 7 PM CDT this evening through Sunday morning. * IMPACTS...Excessive runoff may result in flooding of rivers,

Kansas, Nebraska Severe Flood Watch | Effective 06/20/2026 10:09

* WHAT...Flooding caused by excessive rainfall is possible. * WHERE...Portions of north central Kansas, including the following counties, Osborne, Phillips, Rooks and Smith and south central Nebraska, including the following counties, Dawson, Furnas, Gosper, Harlan and Phelps. * WHEN...From 7 PM CDT this evening through Sunday morning. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Creeks and streams may rise out of their banks.

Nebraska Severe Severe Thunderstorm Warning | Effective 06/20/2026 09:46

At 1146 AM CDT, severe thunderstorms were located along a line extending from 6 miles southeast of Ravenna to 8 miles south of Poole, moving east at 30 mph. HAZARD...Quarter size hail. SOURCE...Radar indicated. IMPACT...Damage to vehicles is expected. Locations impacted include... Gibbon, Wood River, and Shelton. This includes Interstate 80 between mile markers 287 and 297. For your protection move to an interior room on the lowest floor of a building. Torrential rainfall is occurring with these storms, and may lead to

Indiana Severe Flood Warning | Effective 06/20/2026 09:51

...The Flood Warning is extended for the following rivers in Indiana... East Fork White River at Seymour. White River at Edwardsport. White River at Petersburg. .Minor river flooding is ongoing or expected to develop on the lower White River and East Fork White River in Jackson County following widespread heavy rainfall Wednesday and Wednesday night. Additional heavy rainfall of one to two inches is expected on Sunday and Sunday night. The White River near Edwardsport and East Fork White River

Indiana Severe Flood Warning | Effective 06/20/2026 09:51

...The Flood Warning is extended for the following rivers in Indiana... East Fork White River at Seymour. White River at Edwardsport. White River at Petersburg. .Minor river flooding is ongoing or expected to develop on the lower White River and East Fork White River in Jackson County following widespread heavy rainfall Wednesday and Wednesday night. Additional heavy rainfall of one to two inches is expected on Sunday and Sunday night. The White River near Edwardsport and East Fork White River
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