
A strong atmospheric river will bring heavy rainfall to California through the holiday week. The heaviest rainfall is expected on Wednesday in the Los Angeles Basin. Flash and urban flooding is possible. A prolonged heavy snowfall is expected in the Sierra Nevada from the atmospheric river, raising concerns for major snow‐load impacts. Travel may be difficult to impossible over the passes. Read More >
Portland, OR
Weather Forecast Office
The National Weather Service welcomes volunteers with an interest in weather spotting. The Skywarn program is a voluntary service. Reports made by spotters provide visual confirmation of potentially hazardous weather and aid forecasters in issuing warnings and storm reports.
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| Virtual Skywarn Spotter Training Class Date: TBD Time: TBD |
US Dept of Commerce
National Oceanic and Atmospheric Administration
National Weather Service
Portland, OR
5241 NE 122nd Avenue
Portland, OR 97230-1089
(503) 261-9246
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