Heavy Rain in Nassau County, Florida

Heavy Rain August 16, 2025 · Nassau County, Florida

Where the report was made, with tornadoes recorded within 15 miles over the years.

What the National Weather Service wrote

A private weather station Callahan KFLCALLA70 measured 2.03 inches of rainfall in 50 minutes. The rain began at 2:24 pm EDT.

The wider storm

Periods locally heavy rainfall and flooding impacted northeast Florida during the afternoon and evening as a surface front across the area interacted with the sea breezes over a diurnally unstable and moist airmass. There was a Marginal Risk of flooding rainfall from the Weather Prediction Center. Precipitable water was 2-2.2 inches with storm motion less than 5 knots.

Began near Callahan (30.5500, -81.7700).

Source: NOAA Storm Events Database, event 1285117. Narratives are written by the National Weather Service forecast office that issued the report.

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