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

Excessive Rainfall and Potential Tropical Cyclone in the South; Severe Thunderstorms in the Midwest

Excessive rainfall may produce locally considerable flash flooding over parts of the northwestern Gulf Coast, lower Mississippi River Valley, and Deep South through Thursday. Potential Tropical Cyclone One is forecast to become a tropical storm (Arthur) as it moves along or just off the northwestern Gulf coast through Wednesday. An outbreak of severe weather is forecast in the Midwest Wednesday. Read More >

Hazardous Weather Conditions

Current conditions at

Patuxent River, Naval Air Station (KNHK)

Lat: 38.28°NLon: 76.41°WElev: 39ft.

Overcast

70°F

21°C

Humidity 76%
Wind Speed SE 5 mph
Barometer 29.80 in (1009.0 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 17 Jun 1:52 am EDT
Extended Forecast for

Chesapeake Ranch Estates MD

  • Overnight

    Overnight: Scattered showers. Mostly cloudy, with a low around 68. Southeast wind around 5 mph. Chance of precipitation is 40%.

    Low: 68 °F

    Scattered
    Showers

  • Wednesday

    Wednesday: Mostly cloudy, then gradually becoming sunny, with a high near 88. South wind 3 to 8 mph.

    High: 88 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 74. Southeast wind around 9 mph.

    Low: 74 °F

    Partly Cloudy

  • Thursday

    Thursday: A slight chance of showers and thunderstorms between 2pm and 3pm. Mostly sunny and hot, with a high near 99. Heat index values as high as 105. Southwest wind 13 to 17 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    High: 99 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms, then showers likely after 11pm. Mostly cloudy, with a low around 73. Southwest wind 6 to 8 mph. Chance of precipitation is 60%.

    Low: 73 °F

    Chance
    T-storms then
    Showers
    Likely

  • Juneteenth

    Juneteenth: Showers and thunderstorms likely before 11am, then a chance of showers. Partly sunny, with a high near 88. Chance of precipitation is 60%.

    High: 88 °F

    Showers
    Likely

  • Friday Night

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

    Low: 68 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 89.

    High: 89 °F

    Sunny

  • Saturday Night

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

    Low: 68 °F

    Mostly Clear

Detailed Forecast

Overnight
Scattered showers. Mostly cloudy, with a low around 68. Southeast wind around 5 mph. Chance of precipitation is 40%.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a high near 88. South wind 3 to 8 mph.
Wednesday Night
Partly cloudy, with a low around 74. Southeast wind around 9 mph.
Thursday
A slight chance of showers and thunderstorms between 2pm and 3pm. Mostly sunny and hot, with a high near 99. Heat index values as high as 105. Southwest wind 13 to 17 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Thursday Night
A chance of showers and thunderstorms, then showers likely after 11pm. Mostly cloudy, with a low around 73. Southwest wind 6 to 8 mph. Chance of precipitation is 60%.
Juneteenth
Showers and thunderstorms likely before 11am, then a chance of showers. Partly sunny, with a high near 88. Chance of precipitation is 60%.
Friday Night
Mostly clear, with a low around 68.
Saturday
Sunny, with a high near 89.
Saturday Night
Mostly clear, with a low around 68.
Sunday
Sunny, with a high near 90.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 71. Chance of precipitation is 30%.
Monday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 92. Chance of precipitation is 60%.
Monday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 71. Chance of precipitation is 60%.
Tuesday
A slight chance of showers. Mostly sunny, with a high near 89. Chance of precipitation is 20%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Chesapeake Ranch Estates MD
 38.36°N 76.43°W (Elev. 52 ft)
Last Update:
1:35 am EDT Jun 17, 2026
Forecast Valid:
2am EDT Jun 17, 2026-6pm EDT Jun 23, 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