National Weather Service United States Department of Commerce

Tracking Late Season Winter Storms

A moderate atmospheric river will continue to bring heavy snow over the Olympics, northern Cascades and northern Rockies Friday while heavy rain may bring flooding to coastal Oregon and Washington. A winter storm will continue to push across the Great Lakes and Northeast U.S. Friday and Saturday with areas of heavy snow and high winds. Read More >

Please update the following fields and click "Display" to see the change of main parameters. You can click on the Seattle, Portland, Spokane, San Francisco, Salt Lake City sites buttons to populate common sites. The URL will automatically update with the new settings. Note that selecting more than a few sites with more than 24 hours may fail on retrieving the MesoWest data. This uses the closest METAR/SPECI to 5 minutes before the top of the hour.


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