ARTISTS AFFECTED BY THE STORM: If your studio or gallery is flooded, the American Institute for Conservation of Historic and Artistic Works is on call. Here’s a note from their web site:

For 24-hour assistance, call (202) 661 8068. AIC-CERT responds to the needs of cultural institutions during emergencies and disasters through coordinated efforts with first responders, states agencies, vendors and the public. Volunteers can provide advice and referrals by phone at the number above. Requests for onsite assistance will be forwarded by the volunteer to the AIC-CERT Coordinator and Project Director for response. 
Less urgent questions can also be answered by emailing info@conservation-us.org.