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.

Partly Cloudy

87°F

31°C

Humidity 63%
Wind Speed E 8 mph
Barometer 30.00 in (1016.1 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index94°F (34°C)
Last update 15 Jul 12:55 pm EDT
Extended Forecast for

Epping NH

Heat Advisory July 15, 01:57pm until July 16, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory July 15, 01:57pm until July 16, 08:00pm

    NOW until 8:00pm Wed

    Heat Advisory

  • This Afternoon

    High: 91 °F

    Hot

  • Tonight

    Tonight: Patchy fog after 1am. Otherwise, mostly clear, with a low around 68. Calm wind.

    Low: 68 °F

    Mostly Clear
    then Patchy
    Fog

  • Wednesday

    Wednesday: Widespread haze. Patchy fog before 9am. Otherwise, sunny and hot, with a high near 92. Heat index values as high as 97. Calm wind becoming south around 5 mph in the afternoon.

    High: 92 °F

    Patchy Fog
    then Haze

  • Wednesday Night

    Wednesday Night: Patchy fog before 4am, then patchy fog after 5am. Otherwise, increasing clouds, with a low around 71. Southwest wind around 5 mph.

    Low: 71 °F

    Mostly Clear
    then Patchy
    Fog

  • Thursday

    Thursday: A chance of showers between 9am and 2pm, then a chance of showers and thunderstorms after 2pm. Patchy fog before 8am. Otherwise, partly sunny, with a high near 89. Southwest wind around 5 mph. Chance of precipitation is 50%.

    High: 89 °F

    Chance
    Showers and
    Patchy Fog
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 9pm. Partly cloudy, with a low around 72. Chance of precipitation is 30%.

    Low: 72 °F

    Chance
    T-storms then
    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 59.

    Low: 59 °F

    Mostly Clear

Detailed Forecast

This Afternoon
Mostly sunny and hot, with a high near 91. Heat index values as high as 97. Calm wind becoming southwest around 5 mph.
Tonight
Patchy fog after 1am. Otherwise, mostly clear, with a low around 68. Calm wind.
Wednesday
Widespread haze. Patchy fog before 9am. Otherwise, sunny and hot, with a high near 92. Heat index values as high as 97. Calm wind becoming south around 5 mph in the afternoon.
Wednesday Night
Patchy fog before 4am, then patchy fog after 5am. Otherwise, increasing clouds, with a low around 71. Southwest wind around 5 mph.
Thursday
A chance of showers between 9am and 2pm, then a chance of showers and thunderstorms after 2pm. Patchy fog before 8am. Otherwise, partly sunny, with a high near 89. Southwest wind around 5 mph. Chance of precipitation is 50%.
Thursday Night
A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 9pm. Partly cloudy, with a low around 72. Chance of precipitation is 30%.
Friday
Sunny, with a high near 83.
Friday Night
Mostly clear, with a low around 59.
Saturday
Mostly sunny, with a high near 82.
Saturday Night
Partly cloudy, with a low around 62.
Sunday
A 30 percent chance of showers. Partly sunny, with a high near 82.
Sunday Night
A 30 percent chance of showers. Partly cloudy, with a low around 62.
Monday
Mostly sunny, with a high near 81.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Epping NH
 43.03°N 71.09°W (Elev. 184 ft)
Last Update:
1:48 pm EDT Jul 15, 2025
Forecast Valid:
1pm EDT Jul 15, 2025-6pm EDT Jul 21, 2025
 
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