Severe Thunderstorms and Heavy Rainfall Across the Central Plains and Central Appalachians

Severe thunderstorms producing damaging winds, heavy rainfall, hail and possibly a few tornadoes will continue through tonight across portions of Kansas and Oklahoma. Heavy rainfall will persist across the Central Appalachians through tonight, potentially leading to areas of flooding. The severe weather and heavy rainfall threat will shift into the lower Great Lakes on Wednesday. Read More >

Current conditions at

Patuxent River, Naval Air Station (KNHK)

Lat: 38.28°NLon: 76.41°WElev: 39ft.

Overcast

76°F

24°C

Humidity 88%
Wind Speed SE 10 mph
Barometer 29.98 in (1015.2 mb)
Dewpoint 72°F (22°C)
Visibility 8.00 mi
Heat Index76°F (24°C)
Last update 17 Jun 11:52 pm EDT
Extended Forecast for

Port Republic MD

  • Overnight

    Overnight: A chance of showers and thunderstorms before 2am, then a slight chance of showers.  Mostly cloudy, with a low around 71. South wind around 6 mph.  Chance of precipitation is 30%.

    Low: 71 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, mainly after 3pm.  Mostly sunny, with a high near 93. Heat index values as high as 102. Southwest wind 6 to 10 mph.  Chance of precipitation is 30%.

    High: 93 °F

    Mostly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 8pm.  Mostly clear, with a low around 75. Southwest wind around 6 mph.  Chance of precipitation is 30%.

    Low: 75 °F

    Chance
    T-storms then
    Mostly Clear

  • Juneteenth

    Juneteenth: Showers likely and possibly a thunderstorm after 2pm.  Mostly sunny, with a high near 94. Heat index values as high as 103. Southwest wind 8 to 11 mph.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 94 °F

    Sunny then
    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers and thunderstorms likely before 11pm, then a chance of showers between 11pm and 2am.  Mostly cloudy, with a low around 68. West wind around 7 mph.  Chance of precipitation is 60%.

    Low: 68 °F

    Showers
    Likely

  • Friday

    Friday: Sunny, with a high near 85.

    High: 85 °F

    Sunny

  • 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: Partly cloudy, with a low around 72.

    Low: 72 °F

    Partly Cloudy

Detailed Forecast

Overnight
A chance of showers and thunderstorms before 2am, then a slight chance of showers. Mostly cloudy, with a low around 71. South wind around 6 mph. Chance of precipitation is 30%.
Wednesday
A chance of showers and thunderstorms, mainly after 3pm. Mostly sunny, with a high near 93. Heat index values as high as 102. Southwest wind 6 to 10 mph. Chance of precipitation is 30%.
Wednesday Night
A chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 75. Southwest wind around 6 mph. Chance of precipitation is 30%.
Juneteenth
Showers likely and possibly a thunderstorm after 2pm. Mostly sunny, with a high near 94. Heat index values as high as 103. Southwest wind 8 to 11 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers and thunderstorms likely before 11pm, then a chance of showers between 11pm and 2am. Mostly cloudy, with a low around 68. West wind around 7 mph. Chance of precipitation is 60%.
Friday
Sunny, with a high near 85.
Friday Night
Mostly clear, with a low around 68.
Saturday
Sunny, with a high near 89.
Saturday Night
Partly cloudy, with a low around 72.
Sunday
Sunny, with a high near 93.
Sunday Night
Mostly clear, with a low around 74.
Monday
Sunny, with a high near 95.
Monday Night
Mostly clear, with a low around 76.
Tuesday
Sunny and hot, with a high near 97.
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ABOUT THIS FORECAST

 
Point Forecast:
Port Republic MD
 38.5°N 76.55°W (Elev. 148 ft)
10:29 pm EDT Jun 17, 2025
12am EDT Jun 18, 2025-6pm EDT Jun 24, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database