7-Day Zone Forecast for Washtenaw County (Text-Only)
NWS Forecast for: Washtenaw County
Issued by: National Weather Service Detroit/Pontiac, MI
Last Update: 313 AM EDT Thu Jul 23 2026
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Early This Morning: Clear. Near steady temperature in the lower 50s. Northwest winds up to 5 mph.

Today: Sunny. Highs in the upper 70s. Northwest winds up to 5 mph.

Tonight: Clear in the evening, then becoming partly cloudy. Lows in the mid 50s. South winds up to 5 mph, becoming west after midnight.

Friday: Mostly sunny. Highs in the lower 80s. Southeast winds up to 10 mph.

Friday Night: Clear. Lows in the mid 50s. South winds up to 5 mph in the evening, becoming light and variable.

Saturday: Mostly sunny in the morning, then becoming partly cloudy. Highs in the mid 80s. Southwest winds up to 10 mph.

Saturday Night: Partly cloudy. Lows in the lower 60s.

Sunday: Partly cloudy. Highs in the upper 80s. Heat index readings in the lower 90s.

Sunday Night: Partly cloudy with a chance of showers. Lows in the mid 60s. Chance of rain 30 percent.

Monday: Partly cloudy with a chance of showers and thunderstorms. Highs around 90. Chance of rain 50 percent. Heat index readings in the mid 90s.

Monday Night: Partly cloudy. Showers likely and a chance of thunderstorms in the evening, then a chance of showers after midnight. Lows in the mid 60s. Chance of rain 60 percent.

Tuesday: Partly cloudy. Highs in the mid 80s.

Tuesday Night: Mostly clear. Lows around 60.

Wednesday: Mostly sunny. Highs in the lower 80s.







Zone Forecast: Washtenaw County

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