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Watching Hurricane Erin; Heavy Rainfall Threat for Upper Midwest; Heatrisk for Mississippi Valley

Hurricane Erin continues to track westward with its outer bands bringing heavy rainfall and gusty winds for Puerto Rico and US Virgin Islands. Life-threatening surf and rip currents are occurring and will spread across the Atlantic coasts this week. Meanwhile, heavy rainfall and possible flooding are in the forecast for upper Midwest through Monday. Heatrisk continues for the Mississippi Valley. Read More >

Current conditions at

Patuxent River, Naval Air Station (KNHK)

Lat: 38.28°NLon: 76.41°WElev: 39ft.

Partly Cloudy

75°F

24°C

Humidity 94%
Wind Speed W 7 mph
Barometer 29.90 in (1012.7 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Last update 18 Aug 2:52 am EDT
Extended Forecast for

4 Miles W Broomes Island MD

  • Overnight

    Overnight: Mostly cloudy, with a low around 73. Light northwest wind.

    Low: 73 °F

    Mostly Cloudy

  • Monday

    Monday: A chance of showers, mainly after 2pm. Mostly cloudy, with a high near 77. Northeast wind 6 to 11 mph, with gusts as high as 18 mph. Chance of precipitation is 30%.

    High: 77 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A chance of showers after 4am. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 69. Northeast wind 7 to 9 mph. Chance of precipitation is 30%.

    Low: 69 °F

    Chance
    Showers and
    Patchy Fog

  • Tuesday

    Tuesday: A chance of showers, mainly before 2pm. Mostly cloudy, with a high near 75. East wind around 8 mph. Chance of precipitation is 30%.

    High: 75 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 69. East wind 5 to 7 mph.

    Low: 69 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers after 2pm. Mostly sunny, with a high near 81. Chance of precipitation is 20%.

    High: 81 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 70.

    Low: 70 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 68.

    Low: 68 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 73. Light northwest wind.
Monday
A chance of showers, mainly after 2pm. Mostly cloudy, with a high near 77. Northeast wind 6 to 11 mph, with gusts as high as 18 mph. Chance of precipitation is 30%.
Monday Night
A chance of showers after 4am. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 69. Northeast wind 7 to 9 mph. Chance of precipitation is 30%.
Tuesday
A chance of showers, mainly before 2pm. Mostly cloudy, with a high near 75. East wind around 8 mph. Chance of precipitation is 30%.
Tuesday Night
Mostly cloudy, with a low around 69. East wind 5 to 7 mph.
Wednesday
A slight chance of showers after 2pm. Mostly sunny, with a high near 81. Chance of precipitation is 20%.
Wednesday Night
Partly cloudy, with a low around 70.
Thursday
Mostly sunny, with a high near 80.
Thursday Night
Mostly clear, with a low around 68.
Friday
Sunny, with a high near 81.
Friday Night
Partly cloudy, with a low around 68.
Saturday
Mostly sunny, with a high near 81.
Saturday Night
Partly cloudy, with a low around 70.
Sunday
A chance of showers. Partly sunny, with a high near 83. Chance of precipitation is 30%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles W Broomes Island MD
 38.42°N 76.62°W (Elev. 3 ft)
Last Update:
1:30 am EDT Aug 18, 2025
Forecast Valid:
3am EDT Aug 18, 2025-6pm EDT Aug 24, 2025
 
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