Santa Ana winds and very low humidity will produce elevated to locally critical fire weather conditions across Southern California through the day. Widespread heavy rain and severe thunderstorm threats will impact the East Coast through New England into tonight. A surge of arctic air will aid in the production of lake effect snow downwind of the Great Lakes beginning today through Friday. Read More >
Great Lakes
National Program
The 2024 NWS Great Lakes Beach/Swim Forecast Season has ended.
Beach/Swim forecasts will resume prior to Memorial Day 2025.
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National Oceanic and Atmospheric Administration
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Great Lakes
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