The Storm Prediction Center has issued a Severe Thunderstorm Watch for the entire metro area until 6 p.m. From the SPC:
HAIL TO 1.5 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS TO 70 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.
No storms are imminent and we probably get through the lunch hour before the 40-50% chance of storms mentioned in our forecast kicks in. SPC has the D.C. area in a zone of slight risk for severe weather today, with a 30% chance of damaging thunderstorm winds 58 mph or greater, 15% chance of hail 1 inch in diameter or larger, and a 2% chance of a tornado (percentages are the chance of given event occurring within 25 miles of a point).
Stay tuned for more coverage if/when storms develop.