They continue to use more NG than expected or maybe more correct, they dont get as much as they expect:

EIA Natural Gas Report

Released on 5/20/2010 10:30:00 AM For wk5/14, 2010
Prior Actual
Weekly Change 94 bcf 76 bcf

Highlights
Natural gas in storage rose 76 billion cubic feet in the May 14 week. An injection of about 80 bcf was expected.