Severe

Significant threat to life or property

Arizona Severe Extreme Heat Warning | Effective 08/01/2026 23:48

* WHAT...Dangerously hot conditions. Afternoon temperatures 98 to 113. Major Heat Risk. * WHERE...Southern Gila County and portions of northern Pinal County and eastern Maricopa County. * WHEN...Until 8 PM MST Monday. * IMPACTS...Increase in heat related illnesses, including heat cramps, heat exhaustion, and heat stroke. Heat stroke can lead to death. * ADDITIONAL DETAILS...In Maricopa County, Call 2-1-1 to find a free cooling center, transportation, water and more. https://www.maricopa.gov/heat

North Carolina, Virginia Severe Flash Flood Warning | Effective 08/01/2026 23:52

At 252 AM EDT, Doppler radar indicates heavy rain has exited the warned area this morning. However, thunderstorms earlier this evening produced between 3.5 and locally 6.5 inches of rain across portions of Carroll, Patrick and Floyd Counties. Runoff from this rain continues to collect in area creeks and rivers, causing them to rise rapidly. Many roads remain flooded and impassible due to flooding, or flooding related debris covering the roads. This is a

Wyoming Severe Red Flag Warning | Effective 08/01/2026 23:33

* IMPACTS: Low Humidities...Hot Temperatures...and Strong Gusty Winds could cause erratic fire behavior. * AFFECTED AREA: In Central WY Fire Zone....289. In Southwest WY Fire Zones...277...279. In West Central WY Fire Zone....278. * COUNTIES AFFECTED: In Central WY...Fremont...Natrona. In Southwest WY...Sweetwater...Uinta. In West Central WY...Lincoln...Sublette. * WIND: Northwest 15 to 25 mph with gusts up to 35 mph. * HUMIDITY: 5 to 10 percent Sunday; 10 to 15 percent Monday.

Montana, Wyoming Severe Red Flag Warning | Effective 08/01/2026 23:33

* IMPACTS: Low Humidities...Hot Temperatures...and Strong Gusty Winds could cause erratic fire behavior. * AFFECTED AREA: In Central WY Fire Zones...283...285. In North Central WY Fire Zones...275...276...282. * COUNTIES AFFECTED: In Central WY...Fremont...Natrona. In North Central WY...Big Horn...Hot Springs...Johnson...Park Washakie. * WIND: West 15 to 25 mph with gusts up to 35 mph. * HUMIDITY: 5 to 10 percent. * TEMPERATURES: Highs in the upper 90s to low 100s.

North Carolina, Virginia Severe Flash Flood Warning | Effective 08/01/2026 23:35

FFWRNK The National Weather Service in Blacksburg has extended the * Flash Flood Warning for... Stokes County in north central North Carolina... Eastern Surry County in northwestern North Carolina... Yadkin County in northwestern North Carolina... Southeastern Patrick County in southwestern Virginia... * Until 500 AM EDT. * At 235 AM EDT, Doppler radar indicates heavy rain has exited the warned area. However, thunderstorms earlier this evening produced

Nebraska, Wyoming Severe Red Flag Warning | Effective 08/01/2026 23:40

* AFFECTED AREA...Fire weather zones 434 through 437. * WIND...South to southwest winds 15 to 20 mph with gusts up to 35 mph. * HUMIDITY...Between 8 and 15 percent. * IMPACTS...any fires that develop will likely spread rapidly. Outdoor burning is not recommended. 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.

Wyoming Severe Red Flag Warning | Effective 08/01/2026 23:40

* AFFECTED AREA...Fire weather zones 421 through 423. * WIND...Southwest to west winds Sunday, becoming west to northwest Monday, at 10 to 20 mph with gusts up to 30 mph. * HUMIDITY...5 to 10 percent Sunday; overnight recoveries 20 to 30 percent; 10 to 15 percent Monday. * IMPACTS...any fires that develop will likely spread rapidly. Outdoor burning is not recommended. A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly. A combination of

West Virginia Severe Flood Watch | Effective 08/01/2026 23:43

* WHAT...Flash flooding caused by excessive rainfall is possible. * WHERE...Portions of central, northeast, northern, southeast, and southern West Virginia, including the following counties, in central West Virginia, Braxton, Calhoun, Clay, Gilmer, Jackson WV, Roane and Taylor. In northeast West Virginia, Northwest Pocahontas, Northwest Randolph, Northwest Webster, Southeast Pocahontas, Southeast Randolph and Southeast Webster. In northern West Virginia, Barbour, Doddridge, Harrison, Lewis, Pleasants, Ritchie,

Maryland, Virginia, West Virginia Severe Flood Watch | Effective 08/01/2026 23:43

* WHAT...Flash flooding caused by excessive rainfall is possible. * WHERE...Garrett, Allegany, Mineral, Grant, Pendleton, Hardy, Hampshire and Highland Counties. * WHEN...From 10 AM EDT this morning through late tonight. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Low-water crossings may be flooded. * ADDITIONAL DETAILS... - Multiple rounds of heavy showers and thunderstorms are forecast to move across the area beginning this morning, and

Virginia Severe Flood Watch | Effective 08/01/2026 23:43

* WHAT...Flash flooding caused by excessive rainfall is possible. * WHERE...Albemarle, Nelson, Greene, Madison, Rappahannock, Page, Shenandoah, Augusta and Rockingham counties, and the Northern and Central Virginia Blue Ridge. * WHEN...From 2 PM EDT this afternoon through late tonight. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Low-water crossings may be flooded. * ADDITIONAL DETAILS...
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