Abstract: To address the problem of slow route computation caused by excessive exploration of unnecessary nodes in traditional A* algorithm combined with the dynamic window approach, as well as the ...

A sign for a Christmas tree farm is pictured as flood waters from the Snohomish River cover Marsh Road off State Route 9 in Snohomish, Washington, on December 11, 2025. Tens of thousands of people ...

PACIFIC, Wash. — Hundreds of neighbors in the King County city of Pacific were jolted out of bed early Tuesday as messages telling them to evacuate immediately blared through the area. “Water just ...

Thousands of residents south of Seattle were told to evacuate because of a levee failure from prolonged rainfall. With more rain in the forecast, officials worry more levees might be breached. People ...

WHATCOM COUNTY, Wash. — KIRO 7 is keeping a close eye on the communities impacted by record flooding as Washington is under a state of emergency. As of 10 p.m. on December 15, here is a look at the ...

The levee failed as historic flooding continues in Washington and across the Pacific Northwest Natalie Behring/Getty Three Seattle suburbs have been evacuated after a levee failed as historic flooding ...

The City of West Richland announced flood waters in the area are receding, with levels expected to drop below flood stage by Monday afternoon. However, an incoming Atmospheric River is forecast to ...

National Weather Service (NWS) meteorologists are warning of another atmospheric river set to hit the Pacific Northwest later this week, with a forecast map of the storm showing heavy precipitation ...

During last week’s storm, the state was bombarded with heavy rain, with some areas surpassing 22 inches of rainfall. Several rivers across the state had crested at historic levels with dozens of ...

Several communities near the Green River in Washington state are still being ordered to evacuate after catastrophic flooding from an atmospheric river system drenched the region. Rivers in western ...

The flash flood warning was issued due to a levee breach in Tukwila, Washington. An evacuation notice has been issued for the Seattle area after a levee breach prompted a flash flood warning, ...

A week of heavy flooding has devastated communities across Western Washington, destroying homes and forcing evacuations. And it’s not over yet: The National Weather Service on Saturday forecast more ...