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

Hazardous Weather Conditions

Current conditions at

Keene, Dillant-Hopkins Airport (KEEN)

Lat: 42.9°NLon: 72.27°WElev: 489ft.

A Few Clouds

74°F

23°C

Humidity 85%
Wind Speed Calm
Barometer 30.10 in (1019.0 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Last update 15 Jul 7:56 am EDT
Extended Forecast for

Winchester NH

  • Today

    Today: Widespread haze after 4pm. Patchy fog before 9am. Otherwise, mostly sunny, with a high near 89. Calm wind becoming southwest around 5 mph.

    High: 89 °F

    Patchy Fog
    then Haze

  • Tonight

    Tonight: Widespread haze before 8pm. Patchy fog after 1am. Otherwise, increasing clouds, with a low around 66. Calm wind.

    Low: 66 °F

    Haze then
    Patchy Fog

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after 2pm. Patchy fog before 9am. Otherwise, mostly sunny and hot, with a high near 92. Heat index values as high as 96. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 92 °F

    Patchy Fog
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms between 8pm and 5am, then a chance of showers after 5am. Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 73. South wind around 5 mph becoming calm. Chance of precipitation is 40%.

    Low: 73 °F

    Chance
    T-storms then
    Chance
    Showers and
    Patchy Fog

  • Thursday

    Thursday: Showers likely, with thunderstorms also possible after 11am. Patchy fog before 8am. Otherwise, partly sunny, with a high near 89. Southwest wind around 5 mph. Chance of precipitation is 60%.

    High: 89 °F

    Showers
    Likely and
    Patchy Fog

  • Thursday Night

    Thursday Night: Scattered thunderstorms before 8pm. Partly cloudy, with a low around 72. Chance of precipitation is 30%.

    Low: 72 °F

    Scattered
    T-storms then
    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 85.

    High: 85 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 60.

    Low: 60 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 85.

    High: 85 °F

    Mostly Sunny

Detailed Forecast

Today
Widespread haze after 4pm. Patchy fog before 9am. Otherwise, mostly sunny, with a high near 89. Calm wind becoming southwest around 5 mph.
Tonight
Widespread haze before 8pm. Patchy fog after 1am. Otherwise, increasing clouds, with a low around 66. Calm wind.
Wednesday
A 20 percent chance of showers and thunderstorms after 2pm. Patchy fog before 9am. Otherwise, mostly sunny and hot, with a high near 92. Heat index values as high as 96. Calm wind becoming southwest around 5 mph in the afternoon.
Wednesday Night
A chance of showers and thunderstorms between 8pm and 5am, then a chance of showers after 5am. Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 73. South wind around 5 mph becoming calm. Chance of precipitation is 40%.
Thursday
Showers likely, with thunderstorms also possible after 11am. Patchy fog before 8am. Otherwise, partly sunny, with a high near 89. Southwest wind around 5 mph. Chance of precipitation is 60%.
Thursday Night
Scattered thunderstorms before 8pm. Partly cloudy, with a low around 72. Chance of precipitation is 30%.
Friday
Partly sunny, with a high near 85.
Friday Night
Mostly clear, with a low around 60.
Saturday
Mostly sunny, with a high near 85.
Saturday Night
Partly cloudy, with a low around 63.
Sunday
A 50 percent chance of showers. Partly sunny, with a high near 83.
Sunday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 64.
Monday
Mostly sunny, with a high near 83.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Winchester NH
 42.77°N 72.38°W (Elev. 495 ft)
Last Update:
6:38 am EDT Jul 15, 2025
Forecast Valid:
8am EDT Jul 15, 2025-6pm EDT Jul 21, 2025
 
Forecast Discussion
 
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Additional Resources

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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