Newcastle, ME Weather Forecast

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Newcastle, ME Weather Forecast

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Newcastle ME weather  - Clear - 45°F
Clear
45°F
Updated 1:48 am
Feels Like 47°F
Humidity 82%
Wind N 0 mph
Barometer  30.35 in
Dew Point 40°F
Newcastle ME weather  - Clear - 7°C
Clear
7°C
Updated 1:48 am
Feels Like 8°C
Humidity 82%
Wind N 0 km/h
Barometer  102.8 kPa
Dew Point 4°C

Newcastle Weather Forecast

TONIGHT FRIDAY FRIDAY NIGHT SATURDAY SATURDAY NIGHT SUNDAY SUNDAY NIGHT MONDAY MONDAY NIGHT TUESDAY TUESDAY NIGHT WEDNESDAY
Newcastle, ME Weather - Tonight Partly Cloudy Newcastle, ME Weather - Friday Mostly Cloudy Newcastle, ME Weather - Friday Night Chance Of Rain Newcastle, ME Weather - Saturday Chance Of Rain Newcastle, ME Weather - Saturday Night Rain Newcastle, ME Weather - Sunday Chance Of Rain Newcastle, ME Weather - Sunday Night Rain Newcastle, ME Weather - Monday Rain Newcastle, ME Weather - Monday Night Showers Newcastle, ME Weather - Tuesday Chance Of Showers Newcastle, ME Weather - Tuesday Night Partly Cloudy Newcastle, ME Weather - Wednesday Partly Sunny
Partly Cloudy Mostly Cloudy Chance of Rain Chance of Rain Rain Chance of Rain Rain Rain Showers Chance of Showers Partly Cloudy Partly Sunny
Lo: 45°FLo: 7°C Hi: 70°FHi: 21°C
Lo: 50°FLo: 10°C Hi: 65°FHi: 18°C
Lo: 50°FLo: 10°C Hi: 61°FHi: 16°C
Lo: 49°FLo: 9°C Hi: 61°FHi: 16°C
Lo: 50°FLo: 10°C Hi: 65°FHi: 18°C
Lo: 49°FLo: 9°C Hi: 69°FHi: 21°C
POP: 30% POP: 70% POP: 70% POP: 70% POP: 80% POP: 80% POP: 80% POP: 50%
POP = Probability of Precipitation.
Weather Outlook Updated: 500 PM EDT Thu Sep 24 2026 Newcastle, ME Weather - WeatherWorld.com

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Issued: 706 PM EDT Thu Sep 24 2026

Key Messages

1. High pressure keeps dry conditions through Friday, but dangerous marine and surf conditions develop and persist through the weekend and possibly into Monday. In addition, splash-over is likely along the coast with water levels approaching minor flood stage around the times of high tide.

2. Strong nor`easter will also lead to widespread beneficial rain and gusty winds Friday night through the weekend.

3. Rain will gradually taper off at the beginning of the week, but conditions may r...