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

Severe Thunderstorms and Flooding from the Southern Plains to the Great Lakes; Record Heat in the East

Widely scattered severe thunderstorms may produce damaging winds, hail, and flash flooding from the southern Plains into the lower Great Lakes. Elevated to locally critical fire weather conditions will persist across portions of the Southwest and Southern High Plains due to gusty winds and dry conditions. An early-season heatwave will challenge temperature records across the eastern U.S.. Read More >

Hazardous Weather Conditions

Current conditions at

Quantico Marine Corps Airfield - Turner Field (KNYG)

Lat: 38.5°NLon: 77.3°WElev: 7ft.

Fair

70°F

21°C

Humidity 82%
Wind Speed NW 3 mph
Barometer 30.05 in (1017.7 mb)
Dewpoint 64°F (18°C)
Visibility 6.00 mi
Last update 20 May 5:56 am EDT
Extended Forecast for

Marbury MD

  • Today

    Today: A chance of showers and thunderstorms, mainly after 5pm. Sunny and hot, with a high near 98. Calm wind becoming southwest 5 to 7 mph in the afternoon. Chance of precipitation is 30%.

    High: 98 °F

    Sunny then
    Chance
    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms. Mostly cloudy, with a low around 61. North wind 5 to 7 mph becoming light and variable. Chance of precipitation is 50%.

    Low: 61 °F

    Chance
    T-storms then
    Chance
    Showers

  • Thursday

    Thursday: Showers and thunderstorms likely, mainly before 2pm, then showers likely and possibly a thunderstorm after 3pm. Cloudy, with a high near 69. Northeast wind around 9 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 69 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers, mainly after 2am. Low around 53. Northeast wind around 6 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 53 °F

    Showers

  • Friday

    Friday: Showers, with thunderstorms also possible after 5pm. High near 62. Northeast wind 7 to 9 mph. Chance of precipitation is 80%.

    High: 62 °F

    Showers

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm, then showers after 11pm. Low around 52. Chance of precipitation is 80%.

    Low: 52 °F

    Showers

  • Saturday

    Saturday: Showers. High near 67. Chance of precipitation is 80%.

    High: 67 °F

    Showers

  • Saturday Night

    Saturday Night: Showers likely, mainly before 2am. Mostly cloudy, with a low around 57. Chance of precipitation is 60%.

    Low: 57 °F

    Showers
    Likely

  • Sunday

    Sunday: A chance of showers. Mostly cloudy, with a high near 72. Chance of precipitation is 40%.

    High: 72 °F

    Chance
    Showers

Detailed Forecast

Today
A chance of showers and thunderstorms, mainly after 5pm. Sunny and hot, with a high near 98. Calm wind becoming southwest 5 to 7 mph in the afternoon. Chance of precipitation is 30%.
Tonight
A chance of showers and thunderstorms. Mostly cloudy, with a low around 61. North wind 5 to 7 mph becoming light and variable. Chance of precipitation is 50%.
Thursday
Showers and thunderstorms likely, mainly before 2pm, then showers likely and possibly a thunderstorm after 3pm. Cloudy, with a high near 69. Northeast wind around 9 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, mainly after 2am. Low around 53. Northeast wind around 6 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Showers, with thunderstorms also possible after 5pm. High near 62. Northeast wind 7 to 9 mph. Chance of precipitation is 80%.
Friday Night
Showers likely and possibly a thunderstorm, then showers after 11pm. Low around 52. Chance of precipitation is 80%.
Saturday
Showers. High near 67. Chance of precipitation is 80%.
Saturday Night
Showers likely, mainly before 2am. Mostly cloudy, with a low around 57. Chance of precipitation is 60%.
Sunday
A chance of showers. Mostly cloudy, with a high near 72. Chance of precipitation is 40%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 61. Chance of precipitation is 50%.
Memorial Day
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 80. Chance of precipitation is 60%.
Monday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 63. Chance of precipitation is 60%.
Tuesday
A chance of showers. Partly sunny, with a high near 82. Chance of precipitation is 50%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Marbury MD
 38.55°N 77.17°W (Elev. 98 ft)
Last Update:
4:53 am EDT May 20, 2026
Forecast Valid:
6am EDT May 20, 2026-6pm EDT May 26, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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