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

Hazardous Weather Conditions

Current conditions at

Andover, Aeroflex-Andover Airport (K12N)

Lat: 41.01°NLon: 74.74°WElev: 584ft.

31°F

-1°C

Humidity 67%
Wind Speed Calm
Barometer 30.44 in (1031.6 mb)
Dewpoint 21°F (-6°C)
Visibility NA
Last update 15 Mar 7:54 am EDT
Extended Forecast for

Delaware PA

  • Today

    Today: Mostly cloudy, with a high near 47. Calm wind becoming southeast 5 to 9 mph in the afternoon. Winds could gust as high as 23 mph.

    High: 47 °F

    Mostly Cloudy

  • Tonight

    Tonight: Showers, mainly after 2am. Low around 37. Southeast wind around 7 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 37 °F

    Slight Chance
    Showers then
    Showers

  • Monday

    Monday: Showers, with thunderstorms also possible after 2pm. Some of the storms could be severe. High near 63. South wind 7 to 11 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 63 °F

    Showers
    Likely then
    Severe
    Thunderstorms

  • Monday Night

    Monday Night: Rain showers before 3am, then a chance of rain and snow showers. Some thunder is also possible. Low around 27. South wind 7 to 9 mph becoming west after midnight. Winds could gust as high as 31 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    Low: 27 °F

    Severe
    Thunderstorms
    then
    Rain/Snow

  • Tuesday

    Tuesday: A chance of snow showers before 8am. Partly sunny, with a high near 36. West wind 9 to 11 mph, with gusts as high as 29 mph. Chance of precipitation is 30%.

    High: 36 °F

    Chance Snow
    Showers then
    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 18.

    Low: 18 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 38.

    High: 38 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 24.

    Low: 24 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 48.

    High: 48 °F

    Partly Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 47. Calm wind becoming southeast 5 to 9 mph in the afternoon. Winds could gust as high as 23 mph.
Tonight
Showers, mainly after 2am. Low around 37. Southeast wind around 7 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Monday
Showers, with thunderstorms also possible after 2pm. Some of the storms could be severe. High near 63. South wind 7 to 11 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Monday Night
Rain showers before 3am, then a chance of rain and snow showers. Some thunder is also possible. Low around 27. South wind 7 to 9 mph becoming west after midnight. Winds could gust as high as 31 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Tuesday
A chance of snow showers before 8am. Partly sunny, with a high near 36. West wind 9 to 11 mph, with gusts as high as 29 mph. Chance of precipitation is 30%.
Tuesday Night
Partly cloudy, with a low around 18.
Wednesday
Mostly sunny, with a high near 38.
Wednesday Night
Mostly cloudy, with a low around 24.
Thursday
Partly sunny, with a high near 48.
Thursday Night
Mostly cloudy, with a low around 29.
Friday
Partly sunny, with a high near 53.
Friday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 33. Chance of precipitation is 50%.
Saturday
A chance of rain and snow showers. Partly sunny, with a high near 49. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Delaware PA
 41.15°N 74.92°W (Elev. 535 ft)
Last Update:
6:46 am EDT Mar 15, 2026
Forecast Valid:
8am EDT Mar 15, 2026-6pm EDT Mar 21, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation