A severe thunderstorm system moved through the Maryland and Washington, D.C., area late Sunday night, with wind gusts exceeding 60 mph in some spots. The potential for strong winds is expected to remain through Monday evening.
The National Weather Service announced the severe weather statement at 10:40 p.m. for Anne Arundel, Harford, Howard, Montgomery, Frederick and Prince Georges counties.
"I-95 corridor in northeastern MD including Baltimore metro area: prepare immediately for damaging winds! Head to safety!" the National Weather Service's Baltimore/Washington Twitter account said.
By 11:15 p.m., some fire departments, including Montgomery County, and the weather service were reporting numerous calls for downed power lines and trees. Baltimore Gas and Electric Co. began reporting outages northwest of Baltimore.
After Maryland Transportation Authority officials issued fog and wind warnings for the Tydings Bridge on Interstate 95 late Sunday night, the agency reported lanes were blocked for two overturned tractor trailers, but it wasn't immediately clear if the incidents were caused by the severe weather.
Gusts of 68 mph wind were measured in Camp David at 10:02 p.m. and 66 mph wind gusts at Reagan Airport at 11:21 p.m., the weather service said.
The Baltimore area is also under high wind warning overnight Sunday into Monday evening. The National Weather Service is forecasting northwest 25 to 35 mph with gusts up to 60 mph.