National Weather Service United States Department of Commerce

Tracking Atmospheric River in the Northwest U.S. and Clipper with Winter Weather in the Northeast U.S.

A prolonged atmospheric river will continue to bring gusty winds, heavy rainfall which may lead to urban and river flooding with possible landslides, and heavy inter-mountain snow over the Pacific Northwest into the northern Rockies through Thursday. A clipper will cross the Great Lakes and Northeast U.S. into Thursday with areas of moderate to heavy snow and mixed wintry precipitation. Read More >

Rank Number of Days Beginning Date - Ending Date
1. 292 05/17/2003 - 03/03/2004
2. (t) 248 08/08/2013 - 04/12/2014
  248 07/16/1990 - 03/20/1991
4. 245 07/04/2016 - 03/05/2017
5. 234 07/04/1976 - 02/22/1977
6. 220 08/24/1977 - 03/31/1978
7. 200 08/08/1955 - 02/23/1956
8. 193 09/06/1978 - 03/17/1979
9. 192 10/22/2017 - 05/01/2018
10. 189 10/11/1969 - 04/17/1970
(t) = tie