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Hawaii and Guam Concerns; Severe Weather for the Plains; Heavy Snow for Sierra-Nevada

Heavy rainfall capable of causing flash flooding will continue to impact Hawaii through Monday. Severe thunderstorms and heavy rain are possible in parts of Texas and the southern Plains and the Upper Great Lakes. Heavy mountain snow continues in California's Sierra Nevada and rain with gusty winds to lower elevations. Super Typhoon Sinlaku will impact the Marianas through midweek. Read More >

Hazardous Weather Conditions

Current conditions at

Annapolis, United States Naval Academy (KNAK)

Lat: 38.99°NLon: 76.49°WElev: 3ft.

Fair

58°F

14°C

Humidity 87%
Wind Speed S 12 G 21 mph
Barometer 30.23 in (1023.8 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 13 Apr 1:54 am EDT
Extended Forecast for

Londontowne MD

  • Overnight

    Overnight: Partly cloudy, with a low around 56. South wind around 10 mph.

    Low: 56 °F

    Partly Cloudy

  • Monday

    Monday: Isolated showers after 2pm. Partly sunny, with a high near 80. Southwest wind 13 to 17 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    High: 80 °F

    Partly Sunny
    then Isolated
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 61. Southwest wind 6 to 10 mph.

    Low: 61 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 85. South wind 7 to 13 mph.

    High: 85 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 65. Southwest wind 5 to 9 mph.

    Low: 65 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 88.

    High: 88 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 66.

    Low: 66 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 86.

    High: 86 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 66.

    Low: 66 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 56. South wind around 10 mph.
Monday
Isolated showers after 2pm. Partly sunny, with a high near 80. Southwest wind 13 to 17 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Monday Night
Partly cloudy, with a low around 61. Southwest wind 6 to 10 mph.
Tuesday
Mostly sunny, with a high near 85. South wind 7 to 13 mph.
Tuesday Night
Partly cloudy, with a low around 65. Southwest wind 5 to 9 mph.
Wednesday
Mostly sunny, with a high near 88.
Wednesday Night
Mostly cloudy, with a low around 66.
Thursday
Partly sunny, with a high near 86.
Thursday Night
Mostly cloudy, with a low around 66.
Friday
Mostly sunny, with a high near 82.
Friday Night
Mostly clear, with a low around 60.
Saturday
Mostly sunny, with a high near 83.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 60. Chance of precipitation is 30%.
Sunday
A chance of showers. Partly sunny, with a high near 76. Chance of precipitation is 40%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Londontowne MD
 38.95°N 76.55°W (Elev. 3 ft)
Last Update:
2:23 am EDT Apr 13, 2026
Forecast Valid:
2am EDT Apr 13, 2026-6pm EDT Apr 19, 2026
 
Forecast Discussion
 
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Additional Resources

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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