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 >

Florida Keys & South Florida Airport Observations as of 400 AM EST WED JAN 21 2026
City	Sky/Wx	Temp	DP	RH	Wind	Pres	Remarks
Key West	Clear	65	57	75	NE12 mph	30.20F
Boca Chica NAS	Clear	64	56	75	NE13 mph	30.20F
Marathon	Clear	63	57	81	NE10G20 mph	30.20S
Ocean Reef	Mostly Cloudy	70	59	68	NE15G22 mph	30.21S
Homestead	Drizzle	68	55	62	NE13 mph	30.22S
Miami	Partly Cloudy	68	52	56	NE9 mph	30.24S

Citizen Weather Observer (CWOP) Observations
City	Time (UTC)	Temp	DP	RH	Wind (mph)	Pres
Cudjoe Key	08:53	64	58	81	G18	1024.8
Ramrod Key	08:57	63	57	80	NE7 G9	1024.9

Coastal-Marine Automated Network (C-MAN) Observations Across Keys Waters
Station	Time (UTC)	Temp	Wind (kts)	Pres
Sand Key Light	0850	66	NE 20 G23	1022.4F
Long Key	0850	61	N 14 G16	1022.5F