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

Tropical System in the Gulf of Mexico; Excessive Rainfall and Severe Storm Potential for the Plains

A tropical system in the Gulf of Mexico is forecast to track southward and away from Florida; However, this system will enhance rainfall potential across South Florida through Friday. Meanwhile, heavy to excessive rainfall and severe thunderstorms are expected for portions of the Plains. For the Great Lakes, Northeast and Mid-Atlantic, new daily record high temperatures are expected later Friday. Read More >

Hazardous Weather Conditions

Current conditions at

Pease Air Force Base / Portsmouth (KPSM)

Lat: 43.08°NLon: 70.82°WElev: 102ft.

Partly Cloudy

66°F

19°C

Humidity 89%
Wind Speed Calm
Barometer 29.91 in (1013.0 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 2 Jun 6:55 am EDT
Extended Forecast for

Portsmouth NH

  • Today

    Today: A chance of showers and thunderstorms between 2pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Some of the storms could produce gusty winds and heavy rain. Increasing clouds, with a high near 82. North wind 5 to 10 mph becoming east in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Mostly Sunny
    then Heavy
    Rain

    High: 82 °F

  • Tonight

    Tonight: Showers and possibly a thunderstorm before 11pm, then showers likely. Low around 49. Northeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Showers

    Low: 49 °F

  • Saturday

    Saturday: A 30 percent chance of showers, mainly before 10am. Mostly cloudy, with a high near 58. Northeast wind around 15 mph, with gusts as high as 25 mph. New precipitation amounts of less than a tenth of an inch possible.

    Chance
    Showers

    High: 58 °F

  • Saturday
    Night

    Saturday Night: Scattered showers. Partly cloudy, with a low around 44. North wind 5 to 10 mph. Chance of precipitation is 40%.

    Scattered
    Showers

    Low: 44 °F

  • Sunday

    Sunday: Scattered showers. Mostly sunny, with a high near 62. North wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.

    Scattered
    Showers

    High: 62 °F

  • Sunday
    Night

    Sunday Night: Scattered showers. Partly cloudy, with a low around 46. Chance of precipitation is 40%.

    Scattered
    Showers

    Low: 46 °F

  • Monday

    Monday: Scattered showers. Partly sunny, with a high near 64. Chance of precipitation is 40%.

    Scattered
    Showers

    High: 64 °F

  • Monday
    Night

    Monday Night: Scattered showers. Mostly cloudy, with a low around 51. Chance of precipitation is 50%.

    Scattered
    Showers

    Low: 51 °F

  • Tuesday

    Tuesday: Showers likely, mainly after 2pm. Partly sunny, with a high near 66. Chance of precipitation is 60%.

    Showers
    Likely

    High: 66 °F

Detailed Forecast

Today
A chance of showers and thunderstorms between 2pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Some of the storms could produce gusty winds and heavy rain. Increasing clouds, with a high near 82. North wind 5 to 10 mph becoming east in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and possibly a thunderstorm before 11pm, then showers likely. Low around 49. Northeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Saturday
A 30 percent chance of showers, mainly before 10am. Mostly cloudy, with a high near 58. Northeast wind around 15 mph, with gusts as high as 25 mph. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Scattered showers. Partly cloudy, with a low around 44. North wind 5 to 10 mph. Chance of precipitation is 40%.
Sunday
Scattered showers. Mostly sunny, with a high near 62. North wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.
Sunday Night
Scattered showers. Partly cloudy, with a low around 46. Chance of precipitation is 40%.
Monday
Scattered showers. Partly sunny, with a high near 64. Chance of precipitation is 40%.
Monday Night
Scattered showers. Mostly cloudy, with a low around 51. Chance of precipitation is 50%.
Tuesday
Showers likely, mainly after 2pm. Partly sunny, with a high near 66. Chance of precipitation is 60%.
Tuesday Night
Showers likely, mainly before 8pm. Mostly cloudy, with a low around 49. Chance of precipitation is 60%.
Wednesday
Scattered showers. Mostly cloudy, with a high near 65. Chance of precipitation is 50%.
Wednesday Night
Scattered showers. Mostly cloudy, with a low around 50. Chance of precipitation is 40%.
Thursday
Scattered showers. Partly sunny, with a high near 65. Chance of precipitation is 40%.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
Portsmouth NH
 43.07°N 70.78°W (Elev. 33 ft)
Last Update:
6:54 am EDT Jun 2, 2023
Forecast Valid:
7am EDT Jun 2, 2023-6pm EDT Jun 8, 2023
 
Forecast Discussion
 
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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