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 >

Dangerously hot and humid conditions are expected today. Air temperatures approach 100°F with heat index values nearing 110°F to 118°F. Dew points near 80°F will make it feel quite oppressive outside. Please ensure you practice heat safety today. Limit your exposure outside, take frequent breaks, and stay hydrated. Please check in on family, friends, and neighbors.