Excessive Rainfall and Tropical Storm in the South; Severe Thunderstorms in the Midwest

Excessive rainfall may produce considerable, potentially life-threatening, flooding across the lower Mississippi River Valley and central Great Lakes region through tonight. Tropical Storm Arthur will move northeastward along the Texas coast today and then move inland over southwestern Louisiana by tonight. An outbreak of severe thunderstorms is expected across portions of Illinois and Indiana. Read More >

Current conditions at

St. Inigoes, Webster Field, Naval Electronic Systems Engineering Activity (KNUI)

Lat: 38.15°NLon: 76.42°WElev: 20ft.

Fair

79°F

26°C

Humidity 69%
Wind Speed SE 9 mph
Barometer 29.78 in (1008.3 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 17 Jun 12:53 pm EDT
Extended Forecast for

Valley Lee MD

  • This Afternoon

    This Afternoon: Sunny, with a high near 88. South wind around 7 mph.

    High: 88 °F

    Sunny

  • Tonight

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

    Low: 74 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 94. Heat index values as high as 100. Southwest wind 14 to 18 mph, with gusts as high as 24 mph.

    High: 94 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 2am, then showers likely and possibly a thunderstorm between 2am and 5am, then showers likely after 5am.  Mostly cloudy, with a low around 73. Southwest wind 6 to 9 mph.  Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 73 °F

    Chance
    T-storms then
    Showers
    Likely

  • Juneteenth

    Juneteenth: Showers and thunderstorms likely before 11am, then a chance of showers between 11am and 2pm, then a slight chance of showers and thunderstorms after 2pm.  Partly sunny, with a high near 87. Northwest wind 5 to 7 mph.  Chance of precipitation is 60%.

    High: 87 °F

    Showers
    Likely

  • Friday Night

    Friday Night: Mostly clear, with a low around 67.

    Low: 67 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 87.

    High: 87 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 66.

    Low: 66 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 88.

    High: 88 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 88. South wind around 7 mph.
Tonight
Partly cloudy, with a low around 74. Southeast wind around 9 mph.
Thursday
Mostly sunny, with a high near 94. Heat index values as high as 100. Southwest wind 14 to 18 mph, with gusts as high as 24 mph.
Thursday Night
A chance of showers and thunderstorms before 2am, then showers likely and possibly a thunderstorm between 2am and 5am, then showers likely after 5am. Mostly cloudy, with a low around 73. Southwest wind 6 to 9 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Juneteenth
Showers and thunderstorms likely before 11am, then a chance of showers between 11am and 2pm, then a slight chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 87. Northwest wind 5 to 7 mph. Chance of precipitation is 60%.
Friday Night
Mostly clear, with a low around 67.
Saturday
Sunny, with a high near 87.
Saturday Night
Clear, with a low around 66.
Sunday
Sunny, with a high near 88.
Sunday Night
A slight chance of showers and thunderstorms, then a chance of showers after 2am. Partly cloudy, with a low around 71. Chance of precipitation is 30%.
Monday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 89. Chance of precipitation is 60%.
Monday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 70. Chance of precipitation is 60%.
Tuesday
A slight chance of showers. Mostly sunny, with a high near 86. Chance of precipitation is 20%.
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ABOUT THIS FORECAST

 
Point Forecast:
Valley Lee MD
 38.19°N 76.52°W (Elev. 23 ft)
10:53 am EDT Jun 17, 2026
1pm EDT Jun 17, 2026-6pm EDT Jun 23, 2026
 
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