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

Hazardous Weather Conditions

Current conditions at

Pease Air Force Base / Portsmouth (KPSM)

Lat: 43.08°NLon: 70.82°WElev: 102ft.

Fair

95°F

35°C

Humidity 43%
Wind Speed W 12 mph
Barometer 29.85 in (1011.0 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Heat Index101°F (38°C)
Last update 2 Jul 2:55 pm EDT
Extended Forecast for

Seabrook NH

Extreme Heat Warning July 2, 03:08pm until July 3, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning July 2, 03:08pm until July 3, 08:00pm

    NOW until 8:00pm Fri

    Extreme Heat Warning

  • Tonight

    Low: 76 °F

    Mostly Clear

  • Friday

    Friday: Sunny and hot, with a high near 95. Heat index values as high as 100. West wind around 5 mph.

    High: 95 °F

    Hot

  • Friday Night

    Friday Night: Scattered showers between 11pm and 1am. Partly cloudy, with a low around 73. West wind around 5 mph. Chance of precipitation is 30%.

    Low: 73 °F

    Scattered
    Showers

  • Independence Day

    Independence Day: A 30 percent chance of showers after 1pm. Partly sunny and hot, with a high near 91. Heat index values as high as 97. West wind around 5 mph.

    High: 91 °F

    Mostly Sunny
    then Chance
    Showers

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 67. Northwest wind around 5 mph.

    Low: 67 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 64.

    Low: 64 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 79.

    High: 79 °F

    Partly Sunny

Detailed Forecast

Tonight
Mostly clear, with a low around 76. West wind around 5 mph.
Friday
Sunny and hot, with a high near 95. Heat index values as high as 100. West wind around 5 mph.
Friday Night
Scattered showers between 11pm and 1am. Partly cloudy, with a low around 73. West wind around 5 mph. Chance of precipitation is 30%.
Independence Day
A 30 percent chance of showers after 1pm. Partly sunny and hot, with a high near 91. Heat index values as high as 97. West wind around 5 mph.
Saturday Night
Mostly clear, with a low around 67. Northwest wind around 5 mph.
Sunday
Sunny, with a high near 82.
Sunday Night
Partly cloudy, with a low around 64.
Monday
Partly sunny, with a high near 79.
Monday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 61.
Tuesday
A 30 percent chance of showers before 9am. Partly sunny, with a high near 78.
Tuesday Night
Partly cloudy, with a low around 62.
Wednesday
Mostly sunny, with a high near 81.
Wednesday Night
Partly cloudy, with a low around 65.
Thursday
Mostly sunny, with a high near 88.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Seabrook NH
 42.89°N 70.88°W (Elev. 49 ft)
Last Update:
2:20 pm EDT Jul 2, 2026
Forecast Valid:
3pm EDT Jul 2, 2026-6pm EDT Jul 9, 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