| NWS Forecast for: Knox County Issued by: National Weather Service Gray/Portland, ME Last Update: 743 PM EDT Thu Apr 30 2026 |  |
| Tonight: Cloudy. Rain likely with a slight chance of thunderstorms this evening. Patchy fog this evening. Lows in the lower 40s. Light and variable winds. Chance of rain 70 percent. Friday: Partly sunny. Highs in the upper 50s. Light and variable winds, becoming west around 10 mph in the afternoon. Friday Night: Mostly clear. Chance of frost in sheltered locations after midnight. Lows in the mid 30s. Light and variable winds. Saturday: Partly sunny in the morning, then becoming mostly cloudy. Chance of frost in sheltered locations in the morning. Highs in the lower 50s. Light and variable winds, becoming southeast around 10 mph in the afternoon. Saturday Night: Mostly cloudy. A chance of showers after midnight. Patchy fog after midnight. Lows in the upper 30s. Chance of rain 40 percent. Sunday: Patchy fog in the morning. Mostly cloudy with a 50 percent chance of showers. Highs in the lower 50s. Sunday Night: Partly cloudy in the evening, then clearing. Lows in the mid 30s. Monday: Partly sunny. Highs in the upper 50s. Monday Night: Partly cloudy. Lows in the mid 40s. Tuesday: Partly sunny. Highs in the lower 60s. Tuesday Night: Partly cloudy with a 30 percent chance of showers. Lows in the upper 40s. Wednesday: Partly sunny with a 30 percent chance of showers. Highs around 60. | |
| Zone Forecast: Knox County | |
Visit your local NWS office at: https://www.weather.gov/gyx/ |