In the Great Lakes, NOAA monitors lake, weather and climate conditions, conducts scientific research and safeguards shipwrecks.

Could Thursday's rain threaten the lunar eclipse viewing later that night? See the NOAA sky coverage map to see where to best ...

TV meteorologists rely on NOAA data for local forecasting, as does the weather report many Americans read on their phones.

Severe storms and tornadoes are threatening the two states. See which areas are at risk, when storms will hit, and what experts are saying.