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.

Overcast

52°F

11°C

Humidity 93%
Wind Speed Calm
Barometer 29.75 in (1007.4 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 17 Apr 3:54 am EDT
Extended Forecast for

2 Miles WSW Porterfield ME

  • Overnight

    Overnight: A 20 percent chance of showers. Patchy fog before 5am. Otherwise, cloudy, with a low around 49. West wind around 5 mph.

    Low: 49 °F

    Slight Chance
    Showers and
    Patchy Fog

  • Friday

    Friday: A 30 percent chance of showers, mainly before 9am. Cloudy through mid morning, then gradual clearing, with a high near 66. Calm wind becoming northeast around 5 mph in the afternoon. New precipitation amounts of less than a tenth of an inch possible.

    High: 66 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Mostly clear, with a low around 43. Calm wind.

    Low: 43 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny through mid morning, then becoming cloudy, with a high near 55. Southeast wind 5 to 10 mph.

    High: 55 °F

    Becoming
    Cloudy

  • Saturday Night

    Saturday Night: A 40 percent chance of showers after midnight. Cloudy, with a low around 41. Southeast wind around 5 mph becoming calm.

    Low: 41 °F

    Cloudy then
    Chance
    Showers

  • Sunday

    Sunday: Showers. High near 49. Chance of precipitation is 90%.

    High: 49 °F

    Showers

  • Sunday Night

    Sunday Night: A 40 percent chance of showers before 11pm. Partly cloudy, with a low around 29.

    Low: 29 °F

    Chance
    Showers then
    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 43.

    High: 43 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 23.

    Low: 23 °F

    Mostly Clear

Detailed Forecast

Overnight
A 20 percent chance of showers. Patchy fog before 5am. Otherwise, cloudy, with a low around 49. West wind around 5 mph.
Friday
A 30 percent chance of showers, mainly before 9am. Cloudy through mid morning, then gradual clearing, with a high near 66. Calm wind becoming northeast around 5 mph in the afternoon. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Mostly clear, with a low around 43. Calm wind.
Saturday
Mostly sunny through mid morning, then becoming cloudy, with a high near 55. Southeast wind 5 to 10 mph.
Saturday Night
A 40 percent chance of showers after midnight. Cloudy, with a low around 41. Southeast wind around 5 mph becoming calm.
Sunday
Showers. High near 49. Chance of precipitation is 90%.
Sunday Night
A 40 percent chance of showers before 11pm. Partly cloudy, with a low around 29.
Monday
Mostly sunny, with a high near 43.
Monday Night
Mostly clear, with a low around 23.
Tuesday
Sunny, with a high near 48.
Tuesday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 32. Chance of precipitation is 30%.
Wednesday
A chance of rain and snow showers. Partly sunny, with a high near 54. Chance of precipitation is 30%.
Wednesday Night
Partly cloudy, with a low around 32.
Thursday
Mostly sunny, with a high near 55.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW Porterfield ME
 43.86°N 70.94°W (Elev. 1099 ft)
Last Update:
2:26 am EDT Apr 17, 2026
Forecast Valid:
4am EDT Apr 17, 2026-6pm EDT Apr 23, 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