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Severe Thunderstorms With Heavy Rain Possible In The Upper Midwest; Excessive Heat For Central U.S.

Several rounds of strong to severe thunderstorms will be possible from the northern Plains and upper Midwest to the Great Lakes through Friday. Damaging winds, large hail, and flooding will be the primary threats with these storms. Excessive heat will grip the central Plains with heat indices approaching 105 to 110 degrees. Very hot and humid conditions are likely to expand into the Mid Atlantic. Read More >

Hazardous Weather Conditions

Current conditions at

Manchester Airport (KMHT)

Lat: 42.93°NLon: 71.44°WElev: 223ft.

A Few Clouds

67°F

19°C

Humidity 79%
Wind Speed S 3 mph
Barometer 29.83 in (1010.9 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 21 Jul 4:53 am EDT
Extended Forecast for

Merrimack NH

  • Today

    Today: Sunny and hot, with a high near 92. West wind 5 to 10 mph.

    Hot

    High: 92 °F

  • Tonight

    Tonight: Mostly clear, with a low around 64. Northwest wind around 5 mph.

    Mostly Clear

    Low: 64 °F

  • Saturday

    Saturday: Partly sunny, with a high near 88. West wind 5 to 10 mph.

    Partly Sunny

    High: 88 °F

  • Saturday
    Night

    Saturday Night: A 30 percent chance of showers after 3am.  Mostly cloudy, with a low around 64. Northwest wind around 5 mph becoming calm  in the evening.

    Mostly Cloudy
    then Chance
    Showers

    Low: 64 °F

  • Sunday

    Sunday: A 50 percent chance of showers.  Mostly cloudy, with a high near 77. Calm wind becoming east around 5 mph.

    Chance
    Showers

    High: 77 °F

  • Sunday
    Night

    Sunday Night: Showers likely and possibly a thunderstorm.  Mostly cloudy, with a low around 62. Chance of precipitation is 60%.

    Showers
    Likely

    Low: 62 °F

  • Monday

    Monday: Showers likely and possibly a thunderstorm.  Mostly cloudy, with a high near 74. Chance of precipitation is 60%.

    Showers
    Likely

    High: 74 °F

  • Monday
    Night

    Monday Night: A 50 percent chance of showers.  Mostly cloudy, with a low around 61.

    Chance
    Showers

    Low: 61 °F

  • Tuesday

    Tuesday: A 40 percent chance of showers.  Mostly cloudy, with a high near 74.

    Chance
    Showers

    High: 74 °F

Detailed Forecast

Today
Sunny and hot, with a high near 92. West wind 5 to 10 mph.
Tonight
Mostly clear, with a low around 64. Northwest wind around 5 mph.
Saturday
Partly sunny, with a high near 88. West wind 5 to 10 mph.
Saturday Night
A 30 percent chance of showers after 3am. Mostly cloudy, with a low around 64. Northwest wind around 5 mph becoming calm in the evening.
Sunday
A 50 percent chance of showers. Mostly cloudy, with a high near 77. Calm wind becoming east around 5 mph.
Sunday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 62. Chance of precipitation is 60%.
Monday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 74. Chance of precipitation is 60%.
Monday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 61.
Tuesday
A 40 percent chance of showers. Mostly cloudy, with a high near 74.
Tuesday Night
Mostly cloudy, with a low around 57.
Wednesday
Mostly sunny, with a high near 79.
Wednesday Night
Partly cloudy, with a low around 60.
Thursday
Mostly sunny, with a high near 82.
Click Map For Forecast
Point Forecast:
Merrimack NH
 42.86°N 71.49°W (Elev. 118 ft)
12:39 am EDT Jul 21, 2017
5am EDT Jul 21, 2017-6pm EDT Jul 27, 2017
 
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Additional Resources

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