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

Tropical Moisture Will Bring Heavy to Excessive Rainfall with Possible Flooding This Week

Tropical moisture will surge over the southwest into the central U.S. this week with several days of heavy to excessive rainfall which may bring limited to considerable flooding. Isolated severe thunderstorm gusts and a couple of tornadoes will be possible from southeast New Mexico into west Texas. Read More >

Current conditions at

Andover, Aeroflex-Andover Airport (K12N)

Lat: 41.01°NLon: 74.74°WElev: 584ft.

58°F

14°C

Humidity 97%
Wind Speed Calm
Barometer 29.95 in (1013.9 mb)
Dewpoint 57°F (14°C)
Visibility NA
Last update 29 Sep 2:54 am EDT
Extended Forecast for

Portland PASimilar City Names

  • Overnight

    Overnight: Mostly cloudy, with a low around 55. Calm wind.

    Low: 55 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 73. Northwest wind 5 to 10 mph.

    High: 73 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 52. Calm wind.

    Low: 52 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 78. Calm wind.

    High: 78 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 58. Calm wind.

    Low: 58 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 81.

    High: 81 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 63.

    Low: 63 °F

    Partly Cloudy

  • Friday

    Friday: A chance of showers after 2pm. Mostly sunny, with a high near 82. Chance of precipitation is 40%.

    High: 82 °F

    Mostly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers before 2am. Mostly cloudy, with a low around 57. Chance of precipitation is 30%.

    Low: 57 °F

    Chance
    Showers

Detailed Forecast

Overnight
Mostly cloudy, with a low around 55. Calm wind.
Tuesday
Partly sunny, with a high near 73. Northwest wind 5 to 10 mph.
Tuesday Night
Partly cloudy, with a low around 52. Calm wind.
Wednesday
Mostly sunny, with a high near 78. Calm wind.
Wednesday Night
Partly cloudy, with a low around 58. Calm wind.
Thursday
Mostly sunny, with a high near 81.
Thursday Night
Partly cloudy, with a low around 63.
Friday
A chance of showers after 2pm. Mostly sunny, with a high near 82. Chance of precipitation is 40%.
Friday Night
A chance of showers before 2am. Mostly cloudy, with a low around 57. Chance of precipitation is 30%.
Saturday
Partly sunny, with a high near 70.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 55. Chance of precipitation is 40%.
Sunday
A chance of showers. Mostly cloudy, with a high near 68. Chance of precipitation is 50%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 51. Chance of precipitation is 40%.
Monday
Partly sunny, with a high near 66.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Portland PASimilar City Names
 40.93°N 75.08°W (Elev. 299 ft)
Last Update:
4:10 pm EDT Sep 28, 2026
Forecast Valid:
3am EDT Sep 29, 2026-6pm EDT Oct 5, 2026
 
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