| NWS Forecast for: Bay County Issued by: National Weather Service Detroit/Pontiac, MI Last Update: 314 AM EDT Wed Oct 21 2026 | |
| Today: Patchy fog in the morning. Mostly sunny. Highs in the upper 60s. Southwest winds up to 5 mph. Tonight: Mostly clear. Lows in the lower 40s. West winds up to 5 mph, becoming northwest after midnight. Thursday: Mostly sunny. Highs in the lower 60s. Northeast winds up to 10 mph. Thursday Night: Mostly clear. Lows in the upper 30s. East winds up to 10 mph. Friday: Sunny. Highs in the lower 60s. Southeast winds up to 5 mph. Friday Night: Mostly clear. Lows in the upper 30s. Saturday: Mostly sunny. Highs in the mid 60s. Saturday Night: Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 40s. Sunday: Partly cloudy in the morning, then becoming mostly cloudy. Highs in the upper 60s. Sunday Night: Partly cloudy. Lows in the mid 40s. Monday: Mostly cloudy. Highs around 60. Monday Night: Mostly cloudy in the evening, then becoming partly cloudy. Lows in the upper 30s. Tuesday: Partly cloudy. Highs in the lower 50s. | |
| Zone Forecast: Bay County | |
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