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Heavy rain and flash flooding possible in portions of the Southwest this weekend

An upper-level low in the Southwest U.S. will act as a trigger for thunderstorms this weekend. The area of greatest concern is in New Mexico, southeast Utah and portions of southern Colorado. Storms will be slow moving and could bring several rounds of rain to the same areas. Rainfall amounts may exceed 3 inches in localized areas. Flash Flood Watches are in effect. Read More >

Current conditions at

Manchester Airport (KMHT)

Lat: 42.93°NLon: 71.44°WElev: 223ft.

Fair

72°F

22°C

Humidity 66%
Wind Speed Vrbl 5 mph
Barometer 29.91 in (1013.9 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 20 Aug 7:53 am EDT
Extended Forecast for

Merrimack NH

  • Today

    Today: Sunny, with a high near 83. Northwest wind 5 to 10 mph.

    Sunny

    High: 83 °F

  • Tonight

    Tonight: Mostly clear, with a low around 62. West wind around 5 mph.

    Mostly Clear

    Low: 62 °F

  • Monday

    Monday: Sunny, with a high near 87. West wind around 5 mph.

    Sunny

    High: 87 °F

  • Monday
    Night

    Monday Night: Mostly clear, with a low around 65. Southwest wind around 5 mph.

    Mostly Clear

    Low: 65 °F

  • Tuesday

    Tuesday: A 30 percent chance of showers after 5pm.  Mostly sunny, with a high near 89. Southwest wind 5 to 10 mph.

    Mostly Sunny
    then Chance
    Showers

    High: 89 °F

  • Tuesday
    Night

    Tuesday Night: A 40 percent chance of showers before 8pm.  Mostly cloudy, with a low around 70.

    Chance
    Showers then
    Mostly Cloudy

    Low: 70 °F

  • Wednesday

    Wednesday: A 50 percent chance of showers.  Partly sunny, with a high near 84.

    Chance
    Showers

    High: 84 °F

  • Wednesday
    Night

    Wednesday Night: Partly cloudy, with a low around 59.

    Partly Cloudy

    Low: 59 °F

  • Thursday

    Thursday: Sunny, with a high near 79.

    Sunny

    High: 79 °F

Detailed Forecast

Today
Sunny, with a high near 83. Northwest wind 5 to 10 mph.
Tonight
Mostly clear, with a low around 62. West wind around 5 mph.
Monday
Sunny, with a high near 87. West wind around 5 mph.
Monday Night
Mostly clear, with a low around 65. Southwest wind around 5 mph.
Tuesday
A 30 percent chance of showers after 5pm. Mostly sunny, with a high near 89. Southwest wind 5 to 10 mph.
Tuesday Night
A 40 percent chance of showers before 8pm. Mostly cloudy, with a low around 70.
Wednesday
A 50 percent chance of showers. Partly sunny, with a high near 84.
Wednesday Night
Partly cloudy, with a low around 59.
Thursday
Sunny, with a high near 79.
Thursday Night
Mostly clear, with a low around 56.
Friday
Mostly sunny, with a high near 77.
Friday Night
Partly cloudy, with a low around 55.
Saturday
Mostly sunny, with a high near 76.
Click Map For Forecast
Point Forecast:
Merrimack NH
 42.86°N 71.49°W (Elev. 118 ft)
5:13 am EDT Aug 20, 2017
8am EDT Aug 20, 2017-6pm EDT Aug 26, 2017
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database