 of some pretty severe rain. And the next biggest one is over towards Annapolis. The National Weather Service has issued a severe thunderstorm warning for east-central Anne Arundel County in Maryland. A severe thunderstorm located over London Town or over Mayo and nearly stationary. 60 mph wind gusts could be an issue if you're there. A severe thunderstorm warning in effect for east-central Anne Arundel County until 3.30.