Due to anticipated severe weather, ARRL Headquarters has closed for the remainder of the business day, as of 3 PM ET. W1AW is also closed, and there will be no code practice or bulletin transmissions today, March 7.
ARRL Headquarters will reopen on Thursday, March 8, at 8 AM ET.
W1AW will resume its regular hours and broadcast schedule on Thursday, March 8.
Source: ARRL News
Link: ARRL Headquarters Has Closed Early