| NWS Forecast for: Merrimack County Issued by: National Weather Service Gray/Portland, ME Last Update: 639 PM EDT Sat Apr 18 2026 |  |
| Tonight: Cloudy. A chance of rain after midnight. Patchy fog after midnight. Lows around 40. Southeast winds around 10 mph with gusts up to 20 mph this evening, becoming light and variable. Chance of rain 40 percent. Sunday: Rain. Areas of fog in the morning. Patchy fog in the afternoon. Highs in the upper 40s. Light and variable winds, becoming northwest around 10 mph with gusts up to 25 mph in the afternoon. Chance of rain near 100 percent. Sunday Night: Partly cloudy with a slight chance of rain and snow in the evening, then mostly clear after midnight. Lows around 30. West winds around 10 mph. Gusts up to 25 mph in the evening. Chance of precipitation 20 percent. Monday: Partly sunny. Highs in the mid 40s. Northwest winds around 10 mph with gusts up to 20 mph. Monday Night: Mostly clear. Lows in the lower 20s. Northwest winds around 10 mph in the evening, becoming light and variable. Tuesday: Mostly sunny. Highs in the upper 40s. Tuesday Night: Partly cloudy in the evening, then becoming mostly cloudy. Lows in the lower 30s. Wednesday: Mostly cloudy. Highs in the lower 50s. Wednesday Night: Partly cloudy. Lows in the lower 30s. Thursday: Partly sunny. Highs in the upper 50s. Thursday Night: Partly cloudy. Lows in the mid 30s. Friday: Partly sunny. Highs around 60. Friday Night: Partly cloudy. Lows in the mid 30s. Saturday: Partly sunny. A chance of rain showers in the afternoon. Highs in the upper 50s. Chance of rain 30 percent. | |
| Zone Forecast: Merrimack County | |
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