Jan 22, 2024 · Floods occur naturally and can happen almost anywhere. They may not even be near a body of water, although river and coastal flooding are two of the most common types. Heavy rains, …

Flood management or flood control are methods used to reduce or prevent the detrimental effects of flood waters. Flooding can be caused by a mix of both natural processes, such as extreme weather …

Track flash flood warnings and alerts across the United States in real-time. Monitor active warnings, view expired alerts, and check rainfall outlook forecasts.

Use the MSC to find your official flood map, access a range of other flood hazard products, and take advantage of tools for better understanding flood risk.

Excessive rain is forecast to affect an area spanning the Carolinas all the way to western Texas. A flood watch is still in effect for the Big Island, as well as a flood advisory for Maui, as...

Jul 10, 2025 · The USGS Real-Time Flood Impact Map helps communities stay safe by providing real-time information and visuals about locations in their area that may be experiencing flooding.

2 days ago · The page is updated with new flood reports every hour. The user can change the date range of the flood observations by using the “Date Range Selection” Calendar option, either typing in …

1 day ago · Real-time river flood monitor with live USGS gauges, FEMA flood zones, NWS warnings, watershed status, and historical context. Built for flood researchers, emergency managers, and …

Jun 15, 2026 · Areas in Texas are seeing from 3" to more than 5" of rainfall within hours, leading to flash flooding in places like Waco and Austin, with a flood watch in effect for much of central and southern …

Flooding is an overflowing of water onto land that is normally dry. Floods can happen during heavy rains, when ocean waves come on shore, when snow melts quickly, or when dams or levees break. …