National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

White Mountain Regional Airport (KIZG)

Lat: 43.99°NLon: 70.95°WElev: 449ft.

Fair

74°F

23°C

Humidity 34%
Wind Speed SE 8 mph
Barometer 30.10 in (1019.4 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 18 May 5:54 pm EDT
Extended Forecast for

Porter ME

  • Tonight

    Tonight: Mostly clear, with a low around 51. Southeast wind around 5 mph becoming calm in the evening.

    Low: 51 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms, mainly after 5pm. Mostly sunny and hot, with a high near 90. West wind 5 to 15 mph, with gusts as high as 25 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 90 °F

    Mostly Sunny
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 68. Southwest wind around 5 mph.

    Low: 68 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of showers between noon and 5pm. Mostly sunny, with a high near 85. West wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.

    High: 85 °F

    Mostly Sunny
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 44. Northwest wind around 5 mph.

    Low: 44 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 63.

    High: 63 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 39.

    Low: 39 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 67.

    High: 67 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 43.

    Low: 43 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 51. Southeast wind around 5 mph becoming calm in the evening.
Tuesday
A 30 percent chance of showers and thunderstorms, mainly after 5pm. Mostly sunny and hot, with a high near 90. West wind 5 to 15 mph, with gusts as high as 25 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Partly cloudy, with a low around 68. Southwest wind around 5 mph.
Wednesday
A chance of showers between noon and 5pm. Mostly sunny, with a high near 85. West wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.
Wednesday Night
Partly cloudy, with a low around 44. Northwest wind around 5 mph.
Thursday
Sunny, with a high near 63.
Thursday Night
Mostly clear, with a low around 39.
Friday
Mostly sunny, with a high near 67.
Friday Night
Mostly cloudy, with a low around 43.
Saturday
A 40 percent chance of showers after 9am. Mostly cloudy, with a high near 62.
Saturday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 42.
Sunday
A 40 percent chance of showers. Partly sunny, with a high near 62.
Sunday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 44.
Memorial Day
A 30 percent chance of showers. Partly sunny, with a high near 64.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Porter ME
 43.8°N 70.93°W (Elev. 420 ft)
Last Update:
3:45 pm EDT May 18, 2026
Forecast Valid:
6pm EDT May 18, 2026-6pm EDT May 25, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation