* WHAT...Southwest winds 20 to 30 mph with gusts up to 45 mph expected Thursday night through Friday morning. Winds turn to the northwest behind a strong cold front Friday afternoon. There may be a lull in the strongest wind gusts around midday Friday before the cold front passes through the region. * WHERE...Portions of northern Delaware, New Jersey, and southeast Pennsylvania. * WHEN...From 1 AM Friday to 1 AM EST Saturday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.