| NWS Forecast for: Knox County Issued by: National Weather Service Gray/Portland, ME Last Update: 223 AM EDT Mon Mar 16 2026 |  |
Today: Rain. A slight chance of thunderstorms this afternoon. Some thunderstorms may produce heavy rainfall this afternoon. Highs around 50. Southeast winds 15 to 25 mph with gusts up to 45 mph. Chance of rain near 100 percent. Tonight: Rain with a slight chance of thunderstorms. Areas of fog in the evening. Areas of fog after midnight. Some thunderstorms may produce heavy rainfall. Windy with lows in the mid 40s. South winds 20 to 30 mph. Gusts up to 45 mph, increasing to 55 mph after midnight. Chance of rain near 100 percent. Tuesday: Mostly cloudy with rain likely in the morning, then mostly sunny in the afternoon. Highs in the upper 40s. Temperatures falling into the upper 30s in the afternoon. Southwest winds 15 to 25 mph. Gusts up to 45 mph, decreasing to 35 mph in the afternoon. Chance of rain 70 percent. Tuesday Night: Mostly clear. Much cooler with lows around 15. West winds 15 to 20 mph, diminishing to around 10 mph after midnight. Wednesday: Mostly sunny. Highs in the lower 30s. West winds around 10 mph. Gusts up to 25 mph in the morning. Wednesday Night: Partly cloudy in the evening, then becoming mostly cloudy. Lows in the lower 20s. Thursday: Mostly cloudy. Highs in the upper 30s. Thursday Night: Partly cloudy. A chance of snow after midnight. Lows in the upper 20s. Chance of snow 30 percent. Friday: Partly sunny with a chance of snow and rain. Highs in the mid 40s. Chance of precipitation 30 percent. Friday Night: Partly cloudy. Lows in the mid 20s. Saturday: Partly sunny with a chance of snow and rain. Highs in the lower 40s. Chance of precipitation 40 percent. Saturday Night: Partly cloudy with a chance of snow and rain. Lows in the lower 20s. Chance of precipitation 40 percent. Sunday: Partly sunny in the morning, then becoming mostly cloudy. A 30 percent chance of snow. Highs in the upper 30s. | |
| Zone Forecast: Knox County | |
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