Monitoring Tsunami Impacts Across the Pacific; Air Quality Concerns; Dangerous Heat; Critical Fire Weather for the West

Tsunami impacts continue for portions of the Pacific basin. Wildfire smoke causes unhealthy air in Midwest to Great Lakes. Heat dome spans Mississippi Valley to Mid-Atlantic with excessive heat warnings and advisories. Critical fire weather in Great Basin to Pacific Northwest (dry thunderstorms). Cold front spawns severe storms/heavy rain in Central U.S. today, shifts to East Coast Thursday. Read More >

Hazardous Weather Conditions

Current conditions at

Baltimore, Baltimore-Washington International Airport (KBWI)

Lat: 39.17°NLon: 76.68°WElev: 135ft.

A Few Clouds

92°F

33°C

Humidity	56%
Wind Speed	SE 10 mph
Barometer	29.93 in (1013.5 mb)
Dewpoint	74°F (23°C)
Visibility	10.00 mi
Heat Index	102°F (39°C)
Last update	30 Jul 4:54 pm EDT

More Information:

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

Extended Forecast for

Green Haven MD

Flood Watch July 31, 02:00pm until August 1, 02:00am

Heat Advisory until July 30, 08:00pm

Click here for hazard details and duration

Flood Watch

Heat Advisory

Heat Advisory until July 30, 08:00pm
NOW until 8:00pm Wed
Heat Advisory
This Afternoon
High: 93 °F
Sunny
Tonight
Low: 77 °F
Mostly Clear
Thursday
High: 93 °F
Sunny then
T-storms
Likely
Thursday Night
Low: 70 °F
T-storms then
Showers
Friday
High: 78 °F
Chance
T-storms
Friday Night
Low: 65 °F
Chance
T-storms then
Chance
Showers
Saturday
High: 81 °F
Sunny
Saturday Night
Low: 65 °F
Mostly Clear

Detailed Forecast

This Afternoon

Sunny, with a high near 93. Heat index values as high as 102. South wind around 7 mph.

Tonight

Mostly clear, with a low around 77. South wind around 6 mph becoming calm after midnight.

Thursday

Showers and thunderstorms likely, mainly after 3pm. Increasing clouds, with a high near 93. Heat index values as high as 106. Calm wind becoming south 5 to 7 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between 1 and 2 inches possible.

Thursday Night

Showers and thunderstorms before 8pm, then showers and possibly a thunderstorm between 8pm and 2am, then a chance of showers and thunderstorms after 2am. Low around 70. Northeast wind around 6 mph becoming east in the evening. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.

Friday

A chance of showers and thunderstorms. Mostly cloudy, with a high near 78. North wind 7 to 11 mph. Chance of precipitation is 50%.

Friday Night

A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 65. Chance of precipitation is 30%.

Saturday

Sunny, with a high near 81.

Saturday Night

Mostly clear, with a low around 65.

Sunday

Mostly sunny, with a high near 83.

Sunday Night

Partly cloudy, with a low around 66.

Monday

Mostly sunny, with a high near 84.

Monday Night

Partly cloudy, with a low around 67.