National Weather Service United States Department of Commerce

Heat Across the Center of the Nation; Severe Thunderstorms Across the Great Lakes and Ohio Valley

Heat expands across the Desert Southwest, Plains, Mississippi Valley and Midwest into Monday. Fire weather concerns continue for portions of the Intermountain West. Active monsoonal moisture fuels thunderstorms over the Southwest with possible flash flooding. Tropical cyclone Fausto in the Pacific, should weaken as it approaches Hawaii; Dangerous surf, swells and rip currents are expected. Read More >

Last Updated: —

These risk levels are set each morning by 6 AM MST and will not be updated for ongoing weather. Remember: any thunderstorm can cause flash flooding, even on low-risk days.

Flood Risk by Burn Scar

Flash Flood Risk Legend
None
Minor
Moderate
Major
Extreme