National Weather Service United States Department of Commerce

Heavy to Excessive Rainfall in the Central Appalachians; Severe Weather in the Mid-South; Hot Weather in Southern California

Heavy to excessive rainfall may lead to flooding today over southwest Pennsylvania into northern West Virginia, and western Maryland. Severe thunderstorms are possible this afternoon and evening in the Mid-South and across Eastern North Carolina. An extended period of hot weather is forecast for parts of coastal southern California including Los Angeles from today through Thursday. Read More >

Great Lakes Modernized
As times and capabilities change, it is important to test new ways to bring the forecast to Marine Customers. The Open Lake Forecast (GLF) is a text product issued by five primary Great Lakes Weather Forecast Offices. It is written mainly in a sentence style which adds extra length to the forecast. This page shows an alternate format for the information and we want to know if this is easier to read and if you find this helpful.
Nearshore Forecasts
Before we make a change to the forecast appearance, we are creating these forecasts here and requesting your comments via the provide feedback link below. Please take a few minutes today to provide us your comments. Need a little help? Click on the side by side comparison of the forecast for Lake Huron.