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

Hazardous Weather Conditions

Current conditions at

Whitefield - Mount Washington Regional Airport (KHIE)

Lat: 44.37°NLon: 71.55°WElev: 1047ft.

Mostly Cloudy

67°F

19°C

Humidity 93%
Wind Speed Calm
Barometer 29.91 in (1012.1 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Last update 1 Jul 2:52 am EDT
Extended Forecast for

Jefferson NH

Heat Advisory July 1, 11:00am until July 2, 08:00pm
Click here for hazard details and duration
Heat Advisory

  • Overnight

    Overnight: Showers and possibly a thunderstorm. Low around 63. Calm wind. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 63 °F

    Showers

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms, mainly after 5pm. Mostly cloudy and hot, with a high near 91. Heat index values as high as 100. Calm wind becoming west around 5 mph in the afternoon. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 91 °F

    Chance
    Showers then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 69. West wind around 5 mph becoming calm. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 69 °F

    Chance
    T-storms then
    Chance
    Showers

  • Thursday

    Thursday: Mostly cloudy, then gradually becoming sunny and hot, with a high near 92. Heat index values as high as 99. West wind 5 to 10 mph.

    High: 92 °F

    Hot

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms, then showers likely after 11pm. Mostly cloudy, with a low around 69. West wind around 5 mph. Chance of precipitation is 60%.

    Low: 69 °F

    Showers
    Likely

  • Friday

    Friday: Mostly sunny, with a high near 88.

    High: 88 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 65.

    Low: 65 °F

    Mostly Clear

  • Independence Day

    Independence Day: A 30 percent chance of showers after 3pm. Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny
    then Chance
    Showers

  • Saturday Night

    Saturday Night: A 30 percent chance of showers before 11pm. Mostly cloudy, with a low around 60.

    Low: 60 °F

    Chance
    Showers then
    Mostly Cloudy

Detailed Forecast

Overnight
Showers and possibly a thunderstorm. Low around 63. Calm wind. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
A 40 percent chance of showers and thunderstorms, mainly after 5pm. Mostly cloudy and hot, with a high near 91. Heat index values as high as 100. Calm wind becoming west around 5 mph in the afternoon. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 69. West wind around 5 mph becoming calm. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
Mostly cloudy, then gradually becoming sunny and hot, with a high near 92. Heat index values as high as 99. West wind 5 to 10 mph.
Thursday Night
A chance of showers and thunderstorms, then showers likely after 11pm. Mostly cloudy, with a low around 69. West wind around 5 mph. Chance of precipitation is 60%.
Friday
Mostly sunny, with a high near 88.
Friday Night
Mostly clear, with a low around 65.
Independence Day
A 30 percent chance of showers after 3pm. Mostly sunny, with a high near 83.
Saturday Night
A 30 percent chance of showers before 11pm. Mostly cloudy, with a low around 60.
Sunday
A 30 percent chance of showers after 1pm. Partly sunny, with a high near 81.
Sunday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 60.
Monday
Showers likely. Partly sunny, with a high near 79. Chance of precipitation is 60%.
Monday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 58.
Tuesday
A 30 percent chance of showers. Partly sunny, with a high near 81.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Jefferson NH
 44.41°N 71.48°W (Elev. 1194 ft)
Last Update:
2:19 am EDT Jul 1, 2026
Forecast Valid:
2am EDT Jul 1, 2026-6pm EDT Jul 7, 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