Clatsop County, OR

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From the Forecaster

Heat Advisory

Created by the NWS Portland WFO

A Heat Advisory has been issued for portions of the interior lowlands of NW OR & SW WA for Tuesday through Wednesday. Forecast for your location ➡️ http://weather.gov/portland Heat safety tips ➡️ http://weather.gov/safety/heat

Heat Advisory 10 AM Tuesday, July 21 through 11 PM Wednesday, July 22, 2026. WHAT: High temperatures as high as 95 to 100 degrees. Moderate to Major HeatRisk - this level of heat can impact most individuals, especially those sensitive to heat. WHERE: Portland/Vancouver Metro, Willamette Valley, Tualatin Valley, Southwest Washington Lowlands & Foothills, Western and Central Columbia River Gorge. PREPAREDNESS ACTIONS: Avoid strenuous outdoor activities during the day if possible. Stay hydrated & take frequent breaks from the heat. Find locations with air conditioning. Check on those sensitive to the heat. Beware of cold water shock: wear personal flotation devices when swimming in local rivers and lakes.
Portland Area Forecast Discussion

Seven-day Weather Risk Overview

The graphic shows the daily risk summary for 7 days. Daily risk is based on highest risk factor for that day.
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No risk
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See the detailed risk analysis

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