| NWS Forecast for: Middle Chehalis River Valley Issued by: National Weather Service Seattle, WA Last Update: 236 AM PDT Wed Jul 8 2026 | |
| Today: Mostly cloudy until late afternoon then becoming mostly sunny. Highs in the upper 60s to mid 70s. West wind to 10 mph. Gusts to 20 mph in the afternoon. Tonight: Partly cloudy. Lows in the mid to upper 40s. West wind to 10 mph with gusts to 20 mph. Thursday: Partly sunny in the morning then becoming sunny. Patchy fog in the morning. Highs in the upper 60s to mid 70s. Light wind becoming west around 10 mph with gusts to 20 mph in the afternoon. Thursday Night: Partly cloudy. Lows near 50. West wind to 10 mph. Gusts to 20 mph in the evening. Friday: Mostly cloudy. Highs in the mid 60s to lower 70s. Light wind becoming west to 10 mph in the afternoon. Friday Night: Mostly cloudy. Lows near 50. Saturday: Partly sunny. Highs in the lower to mid 70s. Saturday Night: Partly cloudy. Lows in the mid to upper 40s. Sunday: Mostly sunny. Highs in the mid to upper 70s. Sunday Night: Mostly clear. Lows in the mid to upper 40s. Monday: Mostly sunny. Highs in the lower to mid 80s. Monday Night: Mostly clear. Lows near 50. Tuesday: Partly sunny in the morning then becoming sunny. Highs in the lower to mid 80s. | |
| Zone Forecast: Middle Chehalis River Valley | |
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