Areas of Dangerous Heat and Severe Thunderstorms

Dangerous heat will persist across the Southwest U.S. through Friday with daytime highs of 110-115°F. Heat across the southern Plains will briefly ease to near-normal by late week before returning over much of the Plains into next week. Scattered strong to severe thunderstorms are possible across parts of the Northeast U.S. on Thursday. Damaging wind, hail, and a tornado or two are possible. Read More >

Current conditions at

Baltimore / Martin (KMTN)

Lat: 39.33°NLon: 76.42°WElev: 23ft.

Mostly Cloudy

77°F

25°C

Humidity	73%
Wind Speed	S 10 mph
Barometer	30.04 in
Dewpoint	68°F (20°C)
Visibility	10.00 mi
Heat Index	79°F (26°C)
Last update	27 Aug 1:15 am EDT

More Information:

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

Extended Forecast for

Perry Hall MD

Overnight
Low: 71 °F
Slight Chance
T-storms
Thursday
High: 86 °F
Chance
T-storms then
Severe
Thunderstorms
Thursday Night
Low: 68 °F
Severe
Thunderstorms
and Patchy
Fog
Friday
High: 86 °F
Chance
Showers then
Mostly Sunny
Friday Night
Low: 66 °F
Partly Cloudy
Saturday
High: 85 °F
Mostly Sunny
Saturday Night
Low: 67 °F
Partly Cloudy
Sunday
High: 86 °F
Sunny
Sunday Night
Low: 71 °F
Partly Cloudy

Detailed Forecast

Overnight

A slight chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 71. South wind around 7 mph. Chance of precipitation is 20%.

Thursday

A chance of showers and thunderstorms before 2pm, then showers likely and possibly a thunderstorm between 2pm and 3pm, then a chance of showers and thunderstorms after 3pm. Some of the storms could be severe. Partly sunny, with a high near 86. South wind 6 to 11 mph, with gusts as high as 18 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Thursday Night

Showers and thunderstorms likely. Some of the storms could be severe. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 68. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Friday

A chance of showers, mainly before 7am. Mostly sunny, with a high near 86. Light north wind. Chance of precipitation is 30%.

Friday Night

Partly cloudy, with a low around 66. Light north wind.

Saturday

Mostly sunny, with a high near 85.

Saturday Night

Partly cloudy, with a low around 67.

Sunday

Sunny, with a high near 86.

Sunday Night

Partly cloudy, with a low around 71.