Periods of Snow in the Northern Rockies and Great Lakes

Moderate to heavy lake-effect snow will develop over the eastern U.P. of Michigan and downwind from Lakes Erie and Ontario. Snow will develop over parts of the Northern Rockies/Northern High Plains into Wednesday.
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Last Update: 1026 PM EDT Mon Mar 18 2024

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Miami - South Florida Local Forecast Office

10NM E Virginia Key FL

Marine Zone Forecast


...SMALL CRAFT ADVISORY IN EFFECT FROM 2 AM EDT TUESDAY THROUGH LATE TUESDAY NIGHT...
Rest Of Tonight
W winds 10 to 15 kt becoming NW 20 to 25 kt after midnight. Along the coast, seas 1 to 2 ft. In the gulf stream, seas 1 to 2 ft building to 2 to 4 ft, occasionally to 5 ft after midnight. Period 3 seconds. Intracoastal waters a moderate chop. A slight chance of showers after midnight.
Tue
N winds 20 to 25 kt with gusts to around 30 kt. Along the coast, seas 2 to 4 ft, occasionally to 5 ft building to 4 to 6 ft, occasionally to 8 ft in the afternoon. In the gulf stream, seas 6 to 9 ft, occasionally to 11 ft. Period 7 seconds. Intracoastal waters a moderate chop.
Tue Night
Along the coast, NE winds 15 to 20 kt becoming 5 to 10 kt after midnight, seas 3 to 5 ft, occasionally to 6 ft. In the gulf stream, NE winds 10 to 15 kt, seas 6 to 9 ft, occasionally to 11 ft subsiding to 5 to 7 ft, occasionally to 9 ft after midnight. Period 9 seconds. Intracoastal waters a moderate chop.
Wed
E NE winds 10 to 15 kt. Seas 2 to 3 ft along the coast and 4 to 6 ft, occasionally to 8 ft in the gulf stream. Period 8 seconds. Intracoastal waters a light chop.
Wed Night
E winds 10 to 15 kt. Seas 2 to 4 ft, occasionally to 5 ft. Intracoastal waters a light chop.
Thu
E winds 15 to 20 kt along the coast to E 15 to 20 kt with gusts to around 20 kt in the gulf stream. Seas 2 to 3 ft. Intracoastal waters a moderate chop.
Thu Night
E SE winds 15 to 20 kt with gusts to around 25 kt. Seas 3 to 4 ft, occasionally to 5 ft. Intracoastal waters choppy in exposed areas. A chance of showers after midnight.
Fri
S SE winds 15 to 20 kt with gusts to around 25 kt. Seas 3 to 4 ft, occasionally to 5 ft. Intracoastal waters a moderate chop. A slight chance of tstms in the morning. Showers likely . A chance of tstms in the afternoon.
Fri Night
SW winds 15 to 20 kt with gusts to around 25 kt. Seas 2 to 4 ft, occasionally to 5 ft. Intracoastal waters a moderate chop. Showers with a chance of tstms.
Sat
W NW winds 10 to 15 kt with gusts to around 20 kt becoming NW in the evening. Seas 2 to 3 ft. Intracoastal waters a light chop. Showers likely in the morning. A chance of tstms through the day. A chance of showers in the afternoon.
Sat Night
N NW winds 10 to 15 kt with gusts to around 20 kt. Seas 2 ft or less along the coast and 2 to 4 ft, occasionally to 5 ft in the gulf stream. Intracoastal waters a light chop. A chance of showers in the evening. A slight chance of tstms through the night. A slight chance of showers after midnight.
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Last Update: 1026 PM EDT Mon Mar 18 2024
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