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

Significant Coastal Impacts to the Eastern Seaboard; Tropical Storm Nolo to Impact Hawaii

A Nor'easter will bring significant coastal impacts to the Mid-Atlantic and New England through the weekend. Moderate to major coastal flooding, heavy rain, strong winds and high surf expected. Tropical Storm Nolo will continue to strengthen as it moves north toward the Big Island of Hawaii. Heavy rainfall may bring life-threatening, catastrophic flooding and mudslides through the weekend. Read More >

Hazardous Weather Conditions

Current conditions at

Baltimore, Baltimore-Washington International Airport (KBWI)

Lat: 39.17°NLon: 76.68°WElev: 135ft.

Mostly Cloudy

55°F

13°C

Humidity 62%
Wind Speed N 9 mph
Barometer 30.13 in (1020.1 mb)
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Wind Chill53°F (12°C)
Last update 25 Sep 6:54 am EDT
Extended Forecast for

Simpsonville MD

  • Today

    Today: Mostly sunny, with a high near 72. North wind 10 to 15 mph, with gusts as high as 24 mph.

    High: 72 °F

    Mostly Sunny

  • Tonight

    Tonight: A slight chance of rain after 3am. Mostly cloudy, with a low around 54. North wind 10 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.

    Low: 54 °F

    Partly Cloudy
    then Slight
    Chance Rain

  • Saturday

    Saturday: A chance of rain, mainly before 2pm. Partly sunny, with a high near 68. North wind around 16 mph, with gusts as high as 29 mph. Chance of precipitation is 30%.

    High: 68 °F

    Chance Rain

  • Saturday Night

    Saturday Night: A chance of rain. Mostly cloudy, with a low around 55. North wind 11 to 14 mph, with gusts as high as 29 mph. Chance of precipitation is 50%.

    Low: 55 °F

    Chance Rain

  • Sunday

    Sunday: A chance of rain. Mostly cloudy, with a high near 66. North wind around 15 mph, with gusts as high as 29 mph. Chance of precipitation is 50%.

    High: 66 °F

    Chance Rain

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 57.

    Low: 57 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 70.

    High: 70 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 57.

    Low: 57 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 74.

    High: 74 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 72. North wind 10 to 15 mph, with gusts as high as 24 mph.
Tonight
A slight chance of rain after 3am. Mostly cloudy, with a low around 54. North wind 10 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.
Saturday
A chance of rain, mainly before 2pm. Partly sunny, with a high near 68. North wind around 16 mph, with gusts as high as 29 mph. Chance of precipitation is 30%.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 55. North wind 11 to 14 mph, with gusts as high as 29 mph. Chance of precipitation is 50%.
Sunday
A chance of rain. Mostly cloudy, with a high near 66. North wind around 15 mph, with gusts as high as 29 mph. Chance of precipitation is 50%.
Sunday Night
Mostly cloudy, with a low around 57.
Monday
Mostly cloudy, with a high near 70.
Monday Night
Mostly cloudy, with a low around 57.
Tuesday
Mostly sunny, with a high near 74.
Tuesday Night
Partly cloudy, with a low around 56.
Wednesday
Mostly sunny, with a high near 76.
Wednesday Night
Mostly cloudy, with a low around 60.
Thursday
Partly sunny, with a high near 78.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Simpsonville MD
 39.21°N 76.88°W (Elev. 410 ft)
Last Update:
4:53 am EDT Sep 25, 2026
Forecast Valid:
7am EDT Sep 25, 2026-6pm EDT Oct 1, 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