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Weather Authority Impact Day: Sunday’s storms expected to produce severe thunderstorms

Sunday Storms

JACKSONVILLE, Fla. – The Weather Authority has issued an Impact Day for Sunday, March 16 due to the approaching cold front and squall line forecasted intensity. This system has the potential to produce severe thunderstorms consisting of damaging winds 45-65 mph, hail, and isolated tornadoes.

NWS JAX Sunday Forecast

Beginning early Sunday morning, the system will first approach Southeast Georgia counties. The timing and heating will determine the intensity of the storms early in the day. As the system traverses from the northwest to the southeast, and heating occurs throughout the day, the storms are likely to increase in intensity.

Be sure to have an indoor plan in place to stay protected due to these impending storms.

Sunday Storm Timeline
Sunday Storm Timeline
Sunday Storm Timeline

The worst of the weather will be offshore by Sunday night as the cold front moves offshore toward sunset. Cooler air will settle in behind the front keeping highs on Monday below average in the upper 60s, low 70s.


About the Author
Michelle McCormick headshot

Michelle McCormick joined News4Jax in December 2023 and in February 2024, she happily accepted the opportunity to officially join the News4Jax Weather Authority team as the weekend morning meteorologist. She is a member of both the American Meteorological Society and National Weather Association.

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