Severe Thunderstorms and Heavy Rainfall from the Lower Mississippi Valley to the Mid-Atlantic; Active Pattern Continues in Hawaii
Scattered severe thunderstorms are expected today from the ArkLaTex and Lower Mississippi Valley through the Ohio Valley and Mid-Atlantic. Thunderstorms may produce heavy to excessive rain that could pose a flooding threat today from east Texas into New York. A powerful kona storm will continue to impact Hawaii through Saturday, bringing heavy rainfall, strong winds, and severe thunderstorms. Read More >
Last Update: 427 AM EDT Wed Mar 11 2026
For More Weather Information:
3NM SE Key Largo FL
Marine Zone Forecast
Today
East to southeast winds near 15 knots. Seas 2 to 4 feet, occasionally to 5 feet. Nearshore waters a moderate chop.
Tonight
East to southeast winds near 15 knots, becoming southeast. Seas 2 to 4 feet, occasionally to 5 feet. Nearshore waters a moderate chop.
Thursday
Southeast to south winds 10 to 15 knots, becoming south to southwest and decreasing to 5 to 10 knots in the afternoon. Seas 2 to 3 feet, subsiding to around 2 feet. Nearshore waters a light to moderate chop, becoming smooth to a light chop. A slight chance of showers.
Thursday Night
West to northwest winds 5 to 10 knots, becoming variable and decreasing to near 5 knots. Seas 1 to 2 feet, subsiding to around 1 foot. Nearshore waters smooth to a light chop, becoming smooth. A slight chance of showers.
Friday
East to southeast winds 5 to 10 knots. Seas around 1 foot. Nearshore waters smooth to a light chop. A chance of showers.
Friday Night
East to southeast winds near 5 knots, increasing to near 10 knots after midnight. Seas around 1 foot, except 2 to 3 feet west of cosgrove shoal light due to northwest swell. nearshore waters smooth, becoming a light chop. A chance of showers with a slight chance of thunderstorms.
Saturday
Southeast winds near 10 knots. Seas 1 to 2 feet. Nearshore waters a light chop. A chance of showers with a slight chance of thunderstorms.
Saturday Night
East to southeast winds 5 to 10 knots, becoming southeast 10 to 15 knots after midnight. Seas 1 to 2 feet. nearshore waters smooth to a light chop, becoming a light to moderate chop. A chance of showers with a slight chance of thunderstorms.
Sunday
Southeast winds 10 to 15 knots. Seas 1 to 2 feet. Nearshore waters a light to moderate chop. A chance of showers and thunderstorms.
Sunday Night
Southeast winds 10 to 15 knots. Seas 1 to 2 feet. Nearshore waters a light to moderate chop. A chance of showers and thunderstorms.
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