Newcastle, ME Weather Forecast and Current Conditions

Day Sky High / Low Precip Wind Humidity
Mon
Jun 22
Partly Cloudy
Close Hourly
71º / 56º 18% SSE 7 mph 74%
3pm Partly Cloudy 68º 4% SSE 6 mph 74%
4pm Partly Cloudy 67º 5% SSE 6 mph 74%
5pm Partly Cloudy 66º 9% SSE 5 mph 77%
6pm Cloudy 64º 18% S 5 mph 80%
7pm Cloudy 64º 15% SSW 5 mph 80%
8pm Cloudy 63º 24% SSW 4 mph 83%
9pm Rain 62º 87% S 2 mph 88%
10pm Rain 61º 95% S 3 mph 90%
11pm Rain 60º 99% SE 2 mph 95%
Tue
Jun 23
Rain
View Hourly
71º / 56º 84% NNE 7 mph 85%
12am Rain 59º 99% ESE 2 mph 96%
1am Rain 59º 99% ESE 5 mph 98%
2am Rain 58º 100% ESE 5 mph 98%
3am Rain 58º 100% ESE 5 mph 98%
4am Rain 58º 91% E 7 mph 97%
5am Rain 58º 84% ESE 7 mph 97%
6am Rain 57º 77% E 7 mph 99%
7am Rain 58º 74% E 6 mph 97%
8am Rain 60º 73% ESE 5 mph 93%
9am Rain 61º 84% E 4 mph 91%
10am Rain 62º 70% ENE 5 mph 91%
11am Rain 63º 72% NNE 5 mph 90%
12pm Showers 64º 46% N 6 mph 88%
1pm Showers 65º 43% N 7 mph 85%
2pm Few Showers 66º 32% N 7 mph 82%
3pm Cloudy 67º 23% N 7 mph 79%
4pm Cloudy 68º 9% N 7 mph 75%
5pm Cloudy 69º 7% N 5 mph 73%
6pm Mostly Cloudy 70º 7% N 4 mph 71%
7pm Cloudy 69º 8% N 2 mph 75%
8pm Mostly Cloudy 67º 9% NNW 1 mph 79%
9pm Mostly Cloudy 64º 9% NNW 1 mph 86%
10pm Mostly Cloudy 63º 10% NNW 0 mph 90%
11pm Mostly Cloudy 61º 8% NW 1 mph 94%
Wed
Jun 24
Partly Cloudy
View Hourly
80º / 57º 9% NW 9 mph 56%
12am Partly Cloudy 60º 9% NW 1 mph 96%
1am Mostly Cloudy 59º 21% NW 2 mph 96%
2am Mostly Cloudy 59º 21% NNW 2 mph 96%
3am Mostly Cloudy 58º 21% NW 2 mph 95%
4am Partly Cloudy 57º 9% NW 2 mph 94%
5am Partly Cloudy 57º 9% NW 2 mph 94%
6am Mostly Sunny 58º 8% NW 2 mph 93%
7am Partly Cloudy 63º 6% NW 3 mph 86%
8am Partly Cloudy 67º 5% NW 5 mph 77%
9am Sunny 71º 4% NW 6 mph 68%
10am Sunny 74º 1% NW 7 mph 60%
11am Mostly Sunny 76º 10% NW 8 mph 53%
12pm Partly Cloudy 77º 7% NW 8 mph 50%
1pm Partly Cloudy 78º 3% WNW 9 mph 47%
2pm Partly Cloudy 78º 1% WNW 9 mph 46%
Thu
Jun 25
Partly Cloudy 76º / 58º 20% SSW 7 mph 62%
Fri
Jun 26
Showers 73º / 59º 66% S 8 mph 75%
Sat
Jun 27
Mostly Cloudy 75º / 58º 24% ESE 5 mph 72%
Sun
Jun 28
Scattered Thunderstorms 75º / 57º 45% SE 5 mph 71%
Mon
Jun 29
Partly Cloudy 77º / 60º 23% S 6 mph 66%

Weather Radar for Newcastle, ME See Radar

* Playback displays weather for the past 6 hours.

NOAA Weather Marine Forecast for Newcastle, ME

This Afternoon
High : 73ºF
Variable winds 5 kt or less. Mostly cloudy. Seas 1 ft or less.
Tonight
Low : 54ºF
Variable winds 5 kt or less. Rain, with thunderstorms also possible after 2am. Seas 1 ft or less.
Tuesday
High : 74ºF
Variable winds 5 kt or less. Showers and possibly a thunderstorm before noon, then a chance of showers. Seas 1 ft or less.
Tuesday Night
Low : 56ºF
Variable winds 5 kt or less. Patchy fog between 9pm and 1am. Seas 1 ft or less.
Wednesday
High : 82ºF
NW wind 5 to 10 kt. Mostly sunny. Seas 1 ft or less.
Wednesday Night
Low : 57ºF
Variable winds 5 kt or less. Mostly clear. Seas 1 ft or less.
Thursday
High : 84ºF
Variable winds 5 kt or less. Mostly sunny. Seas 1 ft or less.
Thursday Night
Low : 57ºF
Variable winds 5 kt or less. A chance of showers. Seas 1 ft or less.
Friday
High : 76ºF
S wind 5 to 10 kt. Showers likely. Seas 1 ft or less.

NOAA Buoy Data Near Newcastle, ME See Map

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    Wind Speed Forecast for Newcastle, ME

    MondayTuesdayWednesday
    Wind Speed (MPH) 652565721238
    7pm11pm3am7am11am3pm7pm11pm3am7am11am3pm
    MPH 652565721238
    DIR SSESSWSEESEENNENNNWNWNWNW

    Current Weather Conditions In Newcastle, ME

    As Of: 7 minutes ago

    • 68ºF
    • 68ºF
    • 6mph
    • 0º (SSE)
    • 6mph
    • Partly Cloudy
    • 10mi
    • 30.06"
    • 74%
    • 0ºF

    The weather right now in Newcastle, ME is Partly Cloudy. The current temperature is 68°F, and the expected high and low for today, Monday, June 22, 2026, are 71° high temperature and 56°F low temperature. The wind is currently blowing at 6 miles per hour, and coming from the South Southeast. The wind is gusting to 6 mph. With the wind and the atmosphere the temperature feels like 68° Fahrenheit. Expected precipitation is 4 percent, with current humidity at 74 percent, and air pressure at 30.06 in. Visibility is 10 nautical miles. There are no current weather alert(s).