Significant Weather Hazards from Storms on the West coast and in the Mississippi Valley

A powerful West Coast storm is likely to produce areas of heavy rain with life-threatening flash flooding, especially on burn scars, high winds, and significant waves along the coast. Scattered severe storms capable of damaging winds gusts, isolated large hail, and tornadoes, including larger tornadoes EF-2 or greater is expected in parts of the Mississippi Valley into the Ohio Valley. Read More >

Hazardous Weather Conditions

Current conditions at

Pease Air Force Base / Portsmouth (KPSM)

Lat: 43.08°NLon: 70.82°WElev: 102ft.

Mostly Cloudy

47°F

8°C

Humidity 49%
Wind Speed Calm
Barometer 30.15 in (1021.3 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Last update 24 Oct 6:56 pm EDT
Extended Forecast for

Portsmouth NH

  • Tonight

    Tonight: Showers likely, mainly after 4am.  Increasing clouds, with a low around 44. West wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Mostly Cloudy
    then Showers
    Likely

    Low: 44 °F

  • Monday

    Monday: Showers, mainly before 3pm.  High near 51. East wind 5 to 15 mph, with gusts as high as 25 mph.  Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Showers

    High: 51 °F

  • Monday
    Night

    Monday Night: Rain likely, then rain and possibly a thunderstorm after 2am.  Low around 49. Northeast wind 10 to 15 mph, with gusts as high as 20 mph.  Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Rain

    Low: 49 °F

  • Tuesday

    Tuesday: Rain.  High near 59. Breezy, with a northeast wind 15 to 20 mph, with gusts as high as 30 mph.  Chance of precipitation is 90%.

    Rain and
    Breezy

    High: 59 °F

  • Tuesday
    Night

    Tuesday Night: Rain.  Low around 47. Breezy, with a northeast wind around 20 mph, with gusts as high as 35 mph.  Chance of precipitation is 80%.

    Rain and
    Breezy

    Low: 47 °F

  • Wednesday

    Wednesday: Showers likely, mainly before 2pm.  Mostly cloudy, with a high near 58. Breezy.  Chance of precipitation is 60%.

    Showers
    Likely and
    Breezy

    High: 58 °F

  • Wednesday
    Night

    Wednesday Night: A 30 percent chance of showers before 8pm.  Mostly cloudy, with a low around 43.

    Chance
    Showers then
    Mostly Cloudy

    Low: 43 °F

  • Thursday

    Thursday: Partly sunny, with a high near 57.

    Partly Sunny

    High: 57 °F

  • Thursday
    Night

    Thursday Night: Mostly cloudy, with a low around 43.

    Mostly Cloudy

    Low: 43 °F

Detailed Forecast

Tonight
Showers likely, mainly after 4am. Increasing clouds, with a low around 44. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Monday
Showers, mainly before 3pm. High near 51. East wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Monday Night
Rain likely, then rain and possibly a thunderstorm after 2am. Low around 49. Northeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday
Rain. High near 59. Breezy, with a northeast wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 90%.
Tuesday Night
Rain. Low around 47. Breezy, with a northeast wind around 20 mph, with gusts as high as 35 mph. Chance of precipitation is 80%.
Wednesday
Showers likely, mainly before 2pm. Mostly cloudy, with a high near 58. Breezy. Chance of precipitation is 60%.
Wednesday Night
A 30 percent chance of showers before 8pm. Mostly cloudy, with a low around 43.
Thursday
Partly sunny, with a high near 57.
Thursday Night
Mostly cloudy, with a low around 43.
Friday
A 30 percent chance of rain after 2pm. Mostly cloudy, with a high near 57.
Friday Night
Rain likely. Cloudy, with a low around 48. Chance of precipitation is 60%.
Saturday
Rain likely. Mostly cloudy, with a high near 61. Chance of precipitation is 70%.
Saturday Night
Showers likely. Mostly cloudy, with a low around 49. Chance of precipitation is 60%.
Sunday
A 50 percent chance of showers. Mostly cloudy, with a high near 63.
Click Map For Forecast
Point Forecast:
Portsmouth NH
 43.05°N 70.78°W (Elev. 49 ft)
3:27 pm EDT Oct 24, 2021
7pm EDT Oct 24, 2021-6pm EDT Oct 31, 2021
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database