Watching Hurricane Erin; Heavy Rainfall Threat for Upper Midwest; Heatrisk for Mississippi Valley

Hurricane Erin continues to track westward with its outer bands bringing heavy rainfall and gusty winds for Puerto Rico and US Virgin Islands. Life-threatening surf and rip currents are occurring and will spread across the Atlantic coasts this week. Meanwhile, heavy rainfall and possible flooding are in the forecast for upper Midwest through Monday. Heatrisk continues for the Mississippi Valley. Read More >

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Last Map Update: Mon, Aug 18, 2025 at 4:02:11 am PDT

Watches, Warnings & Advisories

National Weather Service Seattle/Tacoma, WA

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There are no watches, warnings, or advisories at this time.

Early Monday Convection

Warming Up

Scattered showers with embedded thunderstorms are expected early Monday. Convective showers look to develop over the Columbia Basin by around 4:00 AM and spread northeastward into northeast Washington and the Northern Panhandle by mid morning. The main threats with any storms that develop will be brief heavy downpours and isolated lightning strikes.