( #NWSOPC): Another potent storm-force low will advance off the East Coast Sunday night into Monday morning.

Pictured is the forecast wind speed valid 7 AM Monday morning, with wind speeds exceeding 55 kt! #MarineWx #wx #wxsky

( #NWSOPC): #HurricaneErin is forecast to produce SIGNIFICANT WAVE HEIGHTS of up to 53 FEET off the East Coast by Thursday morning (August 21). You can view Ocean Prediction Center gridded marine forecasts any time at digital.weather.gov .
#marinewx #USwx #wx #wxsky