National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heavy Rainfall and Flash Flood Threat for the Southern Plains Today; Severe Thunderstorms from the Northeast to the Ohio Valley

Heavy rains are leading to an elevated concern for flash flooding across parts of Oklahoma and Texas today, and this heavy rainfall will spread slowly east over the weekend. Severe thunderstorms may produce damaging winds and a few tornadoes across parts of the Northeast and Ohio Valley this afternoon and evening. Significant river flooding continues across the Carolinas. Read More >

Hazardous Weather Conditions

Current conditions at

Pease Air Force Base / Portsmouth (KPSM)

Lat: 43.08°NLon: 70.82°WElev: 102ft.

Overcast

65°F

18°C

Humidity 73%
Wind Speed S 13 mph
Barometer 30.03 in (1017.1 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 21 Sep 4:56 pm EDT
Extended Forecast for

2 Miles NE Portsmouth NH

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly after 2am. Mostly cloudy, with a low around 63. Southwest wind around 15 mph, with gusts as high as 30 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Mostly Cloudy
    then Chance
    Showers

    Low: 63 °F

  • Saturday

    Saturday: A 30 percent chance of showers before 7am. Mostly sunny, with a high near 69. West wind 10 to 15 mph. New precipitation amounts of less than a tenth of an inch possible.

    Chance
    Showers then
    Mostly Sunny

    High: 69 °F

  • Saturday
    Night

    Saturday Night: Mostly clear, with a low around 48. North wind around 5 mph becoming calm in the evening.

    Mostly Clear

    Low: 48 °F

  • Sunday

    Sunday: Mostly sunny, with a high near 67. North wind around 5 mph becoming calm.

    Mostly Sunny

    High: 67 °F

  • Sunday
    Night

    Sunday Night: Partly cloudy, with a low around 46. Light and variable wind becoming northeast 5 to 10 mph after midnight.

    Partly Cloudy

    Low: 46 °F

  • Monday

    Monday: Sunny, with a high near 57.

    Sunny

    High: 57 °F

  • Monday
    Night

    Monday Night: Mostly clear, with a low around 46.

    Mostly Clear

    Low: 46 °F

  • Tuesday

    Tuesday: A 30 percent chance of showers after 9am. Mostly sunny, with a high near 64.

    Chance
    Showers

    High: 64 °F

  • Tuesday
    Night

    Tuesday Night: Showers likely, mainly after 9pm. Mostly cloudy, with a low around 59. Chance of precipitation is 70%.

    Showers
    Likely

    Low: 59 °F

Detailed Forecast

Tonight
A 40 percent chance of showers and thunderstorms, mainly after 2am. Mostly cloudy, with a low around 63. Southwest wind around 15 mph, with gusts as high as 30 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
A 30 percent chance of showers before 7am. Mostly sunny, with a high near 69. West wind 10 to 15 mph. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Mostly clear, with a low around 48. North wind around 5 mph becoming calm in the evening.
Sunday
Mostly sunny, with a high near 67. North wind around 5 mph becoming calm.
Sunday Night
Partly cloudy, with a low around 46. Light and variable wind becoming northeast 5 to 10 mph after midnight.
Monday
Sunny, with a high near 57.
Monday Night
Mostly clear, with a low around 46.
Tuesday
A 30 percent chance of showers after 9am. Mostly sunny, with a high near 64.
Tuesday Night
Showers likely, mainly after 9pm. Mostly cloudy, with a low around 59. Chance of precipitation is 70%.
Wednesday
Showers likely. Mostly cloudy, with a high near 74. Chance of precipitation is 70%.
Wednesday Night
Showers likely. Mostly cloudy, with a low around 57. Chance of precipitation is 60%.
Thursday
A 50 percent chance of showers. Partly sunny, with a high near 66.
Thursday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 53.
Friday
A 30 percent chance of showers. Partly sunny, with a high near 68.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
2 Miles NE Portsmouth NH
 43.07°N 70.75°W (Elev. 3 ft)
Last Update:
4:42 pm EDT Sep 21, 2018
Forecast Valid:
6pm EDT Sep 21, 2018-6pm EDT Sep 28, 2018
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation