Atmospheric River Bringing Heavy Rain to Southern California and Heavy Snow to the Sierra Nevadas

A strong atmospheric river will continue heavy rain over southern California through Friday. The heaviest rainfall is ongoing today in the Los Angeles Basin. Flash and urban flooding is possible. A prolonged heavy snowfall has begun over the Sierra Nevada Mountains and will continue through Friday. Travel will become increasingly difficult over the passes due to snow and strong winds. Read More >

Pressure Gradients	Regional/National Obs	Aviation Obs	Coastal Marine Obs
Observations from across the USA and Canada
Oregon Road Conditions & Cameras		Washington Road Conditions & Cameras

State Hourly Weather Summary
Oregon	Washington	Idaho	North Calif	South Calif
Hawaii	Alaska	Nevada	Utah	Arizona
Montana	Wyoming	Colorado	New Mexico	Texas
Kansas	Nebraska	South Dakota	North Dakota	Oklahoma
Minnesota	Iowa	Missouri	Illinois	Michigan
Indiana	Ohio	Kentucky	West Virgina	Tennessee
Arkansas	Louisiana	Mississippi	Alabama	Georgia
Florida	Puerto Rico	South Carolina	North Carolina	Virgina
Maryland	Delaware	Pennsylvania	New Jersey	Georgia
New York	Massachusetts	New England	Connecticut	Maine

Oregon: City Observations
Astoria	Aurora	Baker City	Bend	Burns
Corvallis	Creswell	Eugene	Hermiston	Hillsboro
Hood River	John Day	Klamath Falls	LaGrande	Lakeview
Meacham	McMinnville	Medford	Newport	North Bend
Ontario	Portland	Pendleton	Redmond	Rome
Roseburg	Salem	Scappoose	Sexton Summit	The Dalles
Tillamook	Troutdale	-	-	-

Washington: City Observations
Bellingham	Bremerton	Chehalis	Colville	Ephrata
Everett	Hanford	Hoquiam	Kelso	McChord AFB
Olympia	Omak	Pasco/Tri-Cities	Port Angeles	Pullman
Quillayute	Seattle-BOEING	Seattle-SEATAC	Shelton	Stampede Pass
Spokane	Tacoma	Toledo	Walla Walla	Wenatchee
Whidbey Isl.	Vancouver	-	-	-