Coastal Flood Warning
COASTAL FLOOD WARNING REMAINS IN EFFECT UNTIL 6 PM PST THIS EVENING... ...HIGH SURF WARNING REMAINS IN EFFECT UNTIL 3 AM PST SUNDAY
Coastal Flood Warning map: active coastal flood warnings now
1 coastal flood warning is in effect right now for parts of California.
Coastal flooding from high tides and onshore winds will cause damage and threaten lives.
Updated from the National Weather Service · lists refresh hourly; the live map loads current alerts directly from the NWS
Map data: NWS, OpenFreeMap, OpenStreetMap
Active coastal flood warnings
California 1
What is a coastal flood warning?
Coastal flood warnings are issued for significant flooding of coastal roads and property from high tides, storm surge outside tropical systems, or strong onshore winds.
What to do
- Move vehicles to higher ground and avoid flooded coastal roads.
How often coastal flood warnings are issued
From 2016 through 2025 the National Weather Service issued an average of 74 coastal flood warnings per year across the country, and 53 so far in 2026. Each count is one alert event, which can cover one or many counties.
States with the most coastal flood warnings
| State | Average per year |
|---|---|
| Maryland | 16.6 |
| North Carolina | 10.3 |
| Virginia | 8.1 |
| New Jersey | 7.1 |
| New York | 6.3 |
| Florida | 6.2 |
| Texas | 5.1 |
| South Carolina | 5 |
| Delaware | 4.5 |
| District of Columbia | 4.1 |
| Louisiana | 3.8 |
| Maine | 3.8 |
| Alaska | 2.9 |
| New Hampshire | 2.8 |
| Massachusetts | 2.5 |