A slow moving low pressure system will bring rounds of showers and thunderstorms from the Middle Atlantic to the Southeast U.S over the next couple of days. Some of the storms could be severe especially over the Southeast. Locally heavy rainfall could pose a risk for flooding of low lying and poor drainage areas.
River levels and flood conditions.
Current obserations from NOAA's geostationary satellites.
Observed precipitation over a 24 hour period
Snow analyses for water equivalent, depth, snowpack temperature, and snow melt.
Upper air observations from radiosonde stations in North America, Pacific Islands, and Caribbean.
Daily maximum and minimum temperatures, snowfall, and 24-hour precipitation totals, as observed by a network of volunteer observers.
Atmospheric and oceanographic conditions reported from a global network of data collecting buoys.