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Hazardous Weather Conditions

Current conditions at

Manchester Airport (KMHT)

Lat: 42.93°NLon: 71.44°WElev: 223ft.

Mostly Cloudy

71°F

22°C

Humidity 87%
Wind Speed Calm
Barometer 29.70 in (1006.4 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Last update 11 Jun 4:53 am EDT
Extended Forecast for

Sandown NH

Heat Advisory June 11, 12:00pm until June 11, 08:00pm
Click here for hazard details and duration
Heat Advisory

  • Overnight

    Overnight: A 40 percent chance of showers. Patchy fog. Otherwise, mostly cloudy, with a low around 68. Southwest wind around 5 mph.

    Low: 68 °F

    Chance
    Showers and
    Patchy Fog

  • Thursday

    Thursday: Patchy fog before 8am. Otherwise, mostly sunny and hot, with a high near 92. Heat index values as high as 98. West wind around 5 mph.

    High: 92 °F

    Patchy Fog
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 11pm. Patchy fog after 10pm. Otherwise, partly cloudy, with a low around 68. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 68 °F

    Chance
    T-storms and
    Patchy Fog
    then Patchy
    Fog

  • Friday

    Friday: A chance of showers between 2pm and 3pm. Mostly sunny and hot, with a high near 90. Heat index values as high as 95. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 30%.

    High: 90 °F

    Mostly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers between 10pm and 5am. Mostly cloudy, with a low around 62. East wind around 5 mph becoming calm. Chance of precipitation is 50%.

    Low: 62 °F

    Chance
    Showers

  • Saturday

    Saturday: Sunny, with a high near 88.

    High: 88 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny and hot, with a high near 90.

    High: 90 °F

    Hot

  • Sunday Night

    Sunday Night: Showers likely, mainly after 3am. Mostly cloudy, with a low around 62. Chance of precipitation is 60%.

    Low: 62 °F

    Showers
    Likely

Detailed Forecast

Overnight
A 40 percent chance of showers. Patchy fog. Otherwise, mostly cloudy, with a low around 68. Southwest wind around 5 mph.
Thursday
Patchy fog before 8am. Otherwise, mostly sunny and hot, with a high near 92. Heat index values as high as 98. West wind around 5 mph.
Thursday Night
A chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 11pm. Patchy fog after 10pm. Otherwise, partly cloudy, with a low around 68. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
A chance of showers between 2pm and 3pm. Mostly sunny and hot, with a high near 90. Heat index values as high as 95. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 30%.
Friday Night
A chance of showers between 10pm and 5am. Mostly cloudy, with a low around 62. East wind around 5 mph becoming calm. Chance of precipitation is 50%.
Saturday
Sunny, with a high near 88.
Saturday Night
Mostly clear, with a low around 61.
Sunday
Mostly sunny and hot, with a high near 90.
Sunday Night
Showers likely, mainly after 3am. Mostly cloudy, with a low around 62. Chance of precipitation is 60%.
Monday
A 40 percent chance of showers before 11am. Partly sunny, with a high near 82.
Monday Night
Partly cloudy, with a low around 58.
Tuesday
Mostly sunny, with a high near 80.
Tuesday Night
Partly cloudy, with a low around 58.
Wednesday
A 30 percent chance of showers. Mostly sunny, with a high near 81.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Sandown NH
 42.93°N 71.17°W (Elev. 256 ft)
Last Update:
2:21 am EDT Jun 11, 2026
Forecast Valid:
4am EDT Jun 11, 2026-6pm EDT Jun 17, 2026
 
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