7-Day Zone Forecast for Lower Columbia Basin of Oregon (Text-Only)
NWS Forecast for: Lower Columbia Basin of Oregon
Issued by: National Weather Service Pendleton, OR
Last Update: 817 PM PDT Wed Mar 18 2026
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Rest Of Tonight: Mostly cloudy. Lows in the lower 50s. Southwest wind 5 to 10 mph.

Thursday: Mostly cloudy. Highs in the mid 70s. Southwest wind 5 to 15 mph. Gusts up to 25 mph in the afternoon.

Thursday Night: Mostly cloudy. Lows in the lower 50s. Southwest wind 5 to 15 mph.

Friday: Mostly cloudy. Highs in the lower to mid 70s. Southwest wind 5 to 15 mph with gusts to around 30 mph.

Friday Night: Mostly cloudy with a 20 percent chance of rain. Lows in the mid to upper 40s. West wind 5 to 15 mph with gusts to around 25 mph.

Saturday: Partly sunny with a 20 percent chance of rain. Highs in the upper 50s.

Saturday Night And Sunday: Mostly clear. Lows in the lower to mid 30s. Highs in the mid to upper 50s.

Sunday Night And Monday: Mostly cloudy. Lows in the upper 30s. Highs in the mid to upper 50s.

Monday Night: Mostly cloudy. Lows in the lower to mid 40s.

Tuesday And Tuesday Night: Mostly cloudy with a 50 percent chance of rain. Highs in the upper 50s to lower 60s. Lows in the upper 30s to mid 40s.

Wednesday: Mostly sunny with a 20 percent chance of rain or snow. Highs in the mid to upper 50s.







Zone Forecast: Lower Columbia Basin of Oregon

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