Warm, muggy & partly sunny with near triple-digit heat index
JJacksonville

Warm, muggy & partly sunny with near triple-digit heat index

  • August 31, 2026

Today stays warm and muggy with partly sunny skies and scattered showers and storms developing late morning into the afternoon.

Highs will be near 89 to 90, with heat index values near 100.

Northeast winds will run around 5 to 13 mph, with occasional gusts near 20 mph.

Rain coverage is around 40 to 50%, with locally heavier downpours possible in storms.

Tonight, a few showers or storms may linger early, then we trend mostly cloudy with lows near 76.

Copyright 2026 by WJXT News4JAX – All rights reserved.

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