Heat Persists in the South Central U.S. and California; Heavy Rain in the Ohio Valley

Sweltering heat remains across the South-Central Plains and Lower/Middle Mississippi Valley, as well as in the Southwest and California this week with limited nighttime relief. Heavy rainfall will lead to localized areas of flash flooding in parts of the Ohio Valley/Central Appalachians. Dry and breezy conditions will enhance fire weather concerns across the northern Rockies and High Plains. Read More >

Hazardous Weather Conditions

Coastal Flood Advisory in effect from September 10, 03:19 AM EDT until September 10, 08:00 AM EDT

Current conditions at

Annapolis, United States Naval Academy (KNAK)

Lat: 38.99°NLon: 76.49°WElev: 3ft.

Overcast

75°F

24°C

Humidity	69%
Wind Speed	SW 7 mph
Barometer	29.94 in (1014.1 mb)
Dewpoint	64°F (18°C)
Visibility	10.00 mi
Last update	10 Sep 5:54 am EDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

Arnold MD

Coastal Flood Advisory until September 10, 08:00am

Click here for hazard details and duration

...

Coastal Flood Advisory until September 10, 08:00am
NOW until 8:00am Thu
Coastal Flood Advisory
Today
High: 89 °F
Partly Sunny
Tonight
Low: 69 °F
Chance
T-storms then
Showers
Likely
Friday
High: 81 °F
Chance
Showers then
Partly Sunny
Friday Night
Low: 68 °F
Increasing
Clouds
Saturday
High: 83 °F
Partly Sunny
then Chance
Showers
Saturday Night
Low: 70 °F
Showers
Sunday
High: 85 °F
Showers then
Chance
Showers
Sunday Night
Low: 70 °F
Partly Cloudy

Detailed Forecast

Today

Partly sunny, with a high near 89. West wind 7 to 9 mph, with gusts as high as 18 mph.

Tonight

A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Increasing clouds, with a low around 69. Light and variable wind. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Friday

A chance of showers before 8am. Cloudy through mid morning, then gradual clearing, with a high near 81. North wind 6 to 8 mph. Chance of precipitation is 30%.

Friday Night

Increasing clouds, with a low around 68. Calm wind.

Saturday

A chance of showers between 2pm and 5pm, then a chance of showers and thunderstorms after 5pm. Mostly cloudy, with a high near 83. Southeast wind 5 to 9 mph. Chance of precipitation is 40%.

Saturday Night

A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8pm. Low around 70. Chance of precipitation is 80%.

Sunday

Showers, with thunderstorms also possible after 2pm. High near 85. Chance of precipitation is 80%.

Sunday Night

Partly cloudy, with a low around 70.

Monday

Mostly sunny, with a high near 83.

Monday Night

Partly cloudy, with a low around 68.

Tuesday

Sunny, with a high near 84.