Lake-effect Snow and Whiteout Conditions in the Great Lakes Region; Below-average Temperatures in the East

Heavy lake-effect and lake-enhanced snow will persist downwind of the Great Lakes and produce some whiteout conditions that could cause difficult travel conditions. A coastal low will produce moderate to heavy snow over parts of southern and eastern New England into the afternoon. Below average temperatures are expected across the eastern U.S., particularly with chilly morning temperatures. Read More >

Last Update: 1023 PM EST Sun Jan 18 2026

View Nearby Observations

For More Weather Information:

Key West, FL Local Forecast Office

3NM N American Shoal Light FL

Marine Zone Forecast


Overnight
Northwest to north 20 to 25 knots. Seas 2 to 4 feet, occasionally to 5 feet, except 4 to 7 feet, occasionally to 9 feet west of cosgrove shoal light. Nearshore waters a very rough. isolated showers.
Monday
North winds 20 to 25 knots, becoming north to northeast 15 to 20 knots. Seas 2 to 4 feet, occasionally to 5 feet, subsiding to 2 to 3 feet. West of cosgrove shoal light, seas 4 to 7 feet, occasionally to 9 feet, subsiding to 3 to 5 feet, occasionally to 6 feet. Nearshore waters very rough, becoming choppy.
Monday Night
North to northeast winds 15 to 20 knots, increasing to 20 to 25 knots. Seas 3 to 5 feet, occasionally to 6 feet. Nearshore waters choppy, becoming very rough.
Tuesday
North to northeast winds 20 to 25 knots. Seas 3 to 5 feet, occasionally to 6 feet. Nearshore waters very rough.
Tuesday Night
Northeast winds 20 to 25 knots. Seas 3 to 5 feet, occasionally to 6 feet. Nearshore waters very rough.
Wednesday
Northeast winds near 20 knots. Seas 3 to 5 feet, occasionally to 6 feet. Nearshore waters rough. Isolated showers.
Wednesday Night
Northeast to east winds near 20 knots, decreasing to near 15 knots. Seas 2 to 4 feet, occasionally to 5 feet. Nearshore waters rough, becoming a moderate chop. Scattered showers.
Thursday
Northeast to east winds 10 to 15 knots, becoming north to northeast near 10 knots. Seas 2 to 3 feet. Nearshore waters a light to moderate chop, becoming a light chop. Scattered showers.
Thursday Night
North to northeast winds 10 to 15 knots. Seas around 2 feet. Nearshore waters a light to moderate chop. scattered showers.
Friday
Northeast to east winds near 15 knots. Seas around 2 feet, building to 3 to 5 feet, occasionally to 6 feet. nearshore waters a moderate chop. Scattered showers.
Friday Night
Northeast to east winds 10 to 15 knots. Seas 2 to 4 feet, occasionally to 5 feet. Nearshore waters a light to moderate chop. Isolated showers.



Basemap Options
Click map to change the forecast location
Loading map...
1023 PM EST Sun Jan 18 2026
 
 

RADAR & SATELLITE IMAGES

Link to Local Radar Data Link to Satellite Data