Dangerous Heat and Possible Flooding

Dangerous heat will persist across the Southwest U.S. through Saturday with daytime highs of 110-115°F. Extreme Heat Warnings remain in effect. Dangerous heat will build across the southern Plains again beginning this weekend. Heavy to excessive rain over the Carolinas Friday may lead to isolated areas of flash flooding. Read More >

Hazardous Weather Conditions

Severe Thunderstorm Watch until August 27, 10:00 PM EDT

Current conditions at

Baltimore / Martin (KMTN)

Lat: 39.33°NLon: 76.42°WElev: 23ft.

Mostly Cloudy

81°F

27°C

Humidity	74%
Wind Speed	S 13 mph
Barometer	29.96 in
Dewpoint	72°F (22°C)
Visibility	10.00 mi
Heat Index	85°F (29°C)
Last update	27 Aug 8:54 pm EDT

More Information:

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

Extended Forecast for

Long Green MD

Severe T-storm Watch August 27, 09:32pm until August 27, 10:00pm

Click here for hazard details and duration

...

Severe T-storm Watch August 27, 09:32pm until August 27, 10:00pm
NOW until 10:00pm Thu
Severe T-storm Watch
Tonight
Low: 67 °F
Severe
Thunderstorms
then
Scattered
Showers and
Patchy Fog
Friday
High: 84 °F
Patchy Fog
then Slight
Chance
T-storms
Friday Night
Low: 65 °F
Mostly Cloudy
Saturday
High: 84 °F
Mostly Sunny
Saturday Night
Low: 67 °F
Mostly Clear
Sunday
High: 86 °F
Sunny
Sunday Night
Low: 70 °F
Partly Cloudy
Monday
High: 89 °F
Mostly Sunny

Detailed Forecast

Tonight

Showers likely and possibly a thunderstorm before 11pm, then scattered showers and thunderstorms between 11pm and 2am, then isolated showers after 2am. Some of the storms could be severe. Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 67. Southwest wind around 6 mph becoming calm after midnight. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

Friday

A slight chance of showers and thunderstorms after 2pm. Patchy fog before 9am. Otherwise, partly sunny, with a high near 84. Calm wind becoming north around 5 mph in the afternoon. Chance of precipitation is 20%.

Friday Night

Mostly cloudy, with a low around 65. Light north wind.

Saturday

Mostly sunny, with a high near 84. North wind around 6 mph becoming calm in the afternoon.

Saturday Night

Mostly clear, with a low around 67. Calm wind.

Sunday

Sunny, with a high near 86.

Sunday Night

Partly cloudy, with a low around 70.

Monday

Mostly sunny, with a high near 89.