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Severe Thunderstorms and Heavy Rain in Upper Midwest

A slow moving frontal boundary from the central Pains to the Upper Midwest will bring a potential for severe thunderstorms and heavy rain. Rain amounts of 1-3 inches, with locally heavier amounts can be expected. The threat of severe weather moves into the Ohio Valley and Northeast on Tuesday. Monsoon moisture continues to bring the threat of flash flooding to the Southwest and southern Rockies. Read More >

Current conditions at

Pease Air Force Base / Portsmouth (KPSM)

Lat: 43.08°NLon: 70.82°WElev: 102ft.

Partly Cloudy

62°F

17°C

Humidity 87%
Wind Speed Calm
Barometer 30.12 in (1020.1 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 21 Aug 5:58 am EDT
Extended Forecast for

Portsmouth NH

  • Today

    Today: Patchy fog before 7am.  Otherwise, sunny, with a high near 85. Southwest wind 5 to 10 mph.

    Patchy Fog
    then Sunny

    High: 85 °F

  • Tonight

    Tonight: Mostly clear, with a low around 68. Southwest wind around 5 mph.

    Mostly Clear

    Low: 68 °F

  • Tuesday

    Tuesday: A 30 percent chance of showers after 1pm.  Mostly sunny, with a high near 86. South wind 5 to 10 mph, with gusts as high as 20 mph.  New precipitation amounts of less than a tenth of an inch possible.

    Mostly Sunny
    then Chance
    Showers

    High: 86 °F

  • Tuesday
    Night

    Tuesday Night: A chance of showers before 3am, then showers likely and possibly a thunderstorm between 3am and 5am, then showers likely after 5am.  Mostly cloudy, with a low around 71. South wind around 15 mph.  Chance of precipitation is 60%.

    Showers
    Likely

    Low: 71 °F

  • Wednesday

    Wednesday: A 50 percent chance of showers before noon.  Partly sunny, with a high near 85. West wind around 10 mph, with gusts as high as 20 mph.

    Chance
    Showers then
    Mostly Sunny

    High: 85 °F

  • Wednesday
    Night

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

    Mostly Clear

    Low: 60 °F

  • Thursday

    Thursday: Sunny, with a high near 78.

    Sunny

    High: 78 °F

  • Thursday
    Night

    Thursday Night: Mostly clear, with a low around 57.

    Mostly Clear

    Low: 57 °F

  • Friday

    Friday: Sunny, with a high near 77.

    Sunny

    High: 77 °F

Detailed Forecast

Today
Patchy fog before 7am. Otherwise, sunny, with a high near 85. Southwest wind 5 to 10 mph.
Tonight
Mostly clear, with a low around 68. Southwest wind around 5 mph.
Tuesday
A 30 percent chance of showers after 1pm. Mostly sunny, with a high near 86. South wind 5 to 10 mph, with gusts as high as 20 mph. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
A chance of showers before 3am, then showers likely and possibly a thunderstorm between 3am and 5am, then showers likely after 5am. Mostly cloudy, with a low around 71. South wind around 15 mph. Chance of precipitation is 60%.
Wednesday
A 50 percent chance of showers before noon. Partly sunny, with a high near 85. West wind around 10 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 60.
Thursday
Sunny, with a high near 78.
Thursday Night
Mostly clear, with a low around 57.
Friday
Sunny, with a high near 77.
Friday Night
Mostly clear, with a low around 59.
Saturday
Sunny, with a high near 72.
Saturday Night
Mostly clear, with a low around 57.
Sunday
Mostly sunny, with a high near 75.
Click Map For Forecast
Point Forecast:
Portsmouth NH
 43.05°N 70.78°W (Elev. 49 ft)
2:35 am EDT Aug 21, 2017
6am EDT Aug 21, 2017-6pm EDT Aug 27, 2017
 
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