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

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

Perry Hall MD

Severe T-storm Watch August 27, 09:24pm until August 27, 10:00pm

Click here for hazard details and duration

...

Severe T-storm Watch August 27, 09:24pm until August 27, 10:00pm
NOW until 10:00pm Thu
Severe T-storm Watch
Tonight
Low: 68 °F
Severe
Thunderstorms
then
Scattered
Showers and
Patchy Fog
Friday
High: 85 °F
Patchy Fog
then Slight
Chance
T-storms
Friday Night
Low: 67 °F
Slight Chance
Showers
Saturday
High: 85 °F
Mostly Sunny
Saturday Night
Low: 69 °F
Partly Cloudy
Sunday
High: 87 °F
Sunny
Sunday Night
Low: 72 °F
Partly Cloudy
Monday
High: 91 °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 68. Southwest wind around 5 mph becoming calm in the evening. 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 8am. Otherwise, partly sunny, with a high near 85. Calm wind becoming north around 5 mph. Chance of precipitation is 20%.

Friday Night

A slight chance of showers between 8pm and 2am. Mostly cloudy, with a low around 67. Light north wind. Chance of precipitation is 20%.

Saturday

Mostly sunny, with a high near 85. North wind around 6 mph becoming light and variable in the afternoon.

Saturday Night

Partly cloudy, with a low around 69. Calm wind.

Sunday

Sunny, with a high near 87.

Sunday Night

Partly cloudy, with a low around 72.

Monday

Mostly sunny, with a high near 91.