Thunderstorms and Heavy Rain in the Mid-South; Heat Continues in the Southeast and Southwest

Severe thunderstorms and heavy rain are expected across portions of the mid-Mississippi Valley into the Ohio Valley and portions of Arizona. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that, when combined with oppressive dew points, little-to-no relief from the scorching daytime highs will be available. Read More >

Last Update: 403 AM EDT Wed Aug 19 2026

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Buffalo, NY Local Forecast Office

11NM WSW Dunkirk NY

Marine Zone Forecast

Today
Southwest winds 5 to 15 knots becoming west. Showers with a chance of thunderstorms this morning, then a chance of showers and thunderstorms this afternoon. Waves 1 to 3 feet.
Tonight
West winds 10 knots or less becoming east. A chance of showers in the evening. Waves 1 to 3 feet subsiding to 1 foot or less.
Thursday
East winds less than 10 knots becoming north. A chance of showers. Waves 1 foot or less.
Thursday Night
Light and variable winds. Mainly clear. Waves 1 foot or less.
Friday
East winds 10 knots or less becoming southeast. Mainly clear, then becoming partly cloudy. Waves 1 foot or less.
Saturday
South winds 5 to 10 knots becoming southwest. Showers with a chance of thunderstorms. Waves 2 feet or less.
Sunday
West winds 5 to 15 knots. Showers likely with a chance of thunderstorms. Waves 1 to 3 feet.

winds and waves higher in and near thunderstorms.



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403 AM EDT Wed Aug 19 2026
 
 

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