Winter Weather Brings Dangerous Travel Conditions Across the Northern U.S.

Heavy lake effect snow will persist downwind of the Great Lakes through early Saturday. Snow squalls with heavy snow and gusty winds will create dangerous travel in the Interior Northeast due to low visibility and slippery roads. A major winter storm will bring moderate to heavy, accumulating snow and gusty winds from the eastern Plains to the western Great Lakes today through Saturday. Read More >

ICE Buildup on Rivers

When Arctic air stays in our area for an extended period of time during the winter months there may be ice buildup on the rivers. If the ice moves there can be a rapid rise in the water level and there is potential for subsequent flooding behind jams. The National Weather Service monitors the rivers and streams and will issue ice statements and flood potential outlooks on a periodic basis. The following products discuss these conditions:
Hydrologic Outlook (PHLESFPHI FGUS71 KPHI) Note: This product will have a FLOOD POTENTIAL OUTLOOK if needed.
The National Ice Center (NIC) website provides worldwide operational sea ice analyses and forecasts for the armed forces of the U. S. and allied nations, the Departments of Commerce and Transportation, and other U. S. Government and international agencies, and the civil sector. more...
Several pictures of ice packs are available from our storm archives.
River Ice Reports Submit a report View River Ice Reports Current RIVER ICE STATEMENT (May need to check Previous Version(s))