Significant Heat in the Northwest U.S.; Tropical Rainfall Potential in the Southwest U.S.

A significant late season heat wave continues in the interior Pacific Northwest for at least one more day before easing somewhat Friday into Saturday. A combination of monsoonal moisture and tropical moisture ahead of tropical cyclone Lorena will bring a marginal to slight risk of excessive rainfall across the southwest U.S. through Saturday which may bring areas of flooding. Read More >

HIGH SURF

Large waves breaking on or near the shore resulting from swells spawned by a distant storm.

High Surf Terminology

High Surf Advisory	A high surf advisory is issued when breaking wave action poses a threat to life and property within the surf zone.
High Surf Warning	A high surf warning is issued when breaking wave action results in an especially heightened threat to life and property within the surf zone.