Light to moderate snow will continue into Saturday over the Great Lakes, Central Appalachians, and Northeast. This weekend into next week, a series of atmospheric rivers will bring gusty winds, periods of heavy rain, and mountain snow to northern California and the Pacific Northwest. Colder temperatures are in store for the weekend from the Great Lakes to East Coast. Read More >
Portland, OR
Weather Forecast Office
Latest Water Supply Outlook for Oregon (PDF)
(summary of precipitation, snowpack, reservoirs, water supply forecasts, and peak flow forecasts)
Latest Drought Information Statement for NW Oregon & SW Washington (PDF)
(summary of precipitation, temperatures, streamflow, reservoirs, and drought impacts)
Water Supply Forecasts:
Columbia Basin Water Supply (NOAA/NWS Northwest River Forecast Center)
Water Supply Products (USDA/NRCS Nat'l Water and Climate Center)
Precipitation:
Seasonal Precipitation Map for the PacNW (NOAA/NWS Northwest River Forecast Center)
SNOTEL Precipitation Reports (USDA/NRCS Nat'l Water and Climate Center)
Snowpack:
Interactive Maps of Snow Data (NOAA/NWS Remote Sensing Center)
Snow Conditions for the PacNW (NOAA/NWS Northwest River Forecast Center)
Western U.S. Snowpack Products (USDA/NRCS Nat'l Water and Climate Center)
Oregon SNOTEL Data (USDA/NRCS Nat'l Water and Climate Center)
Reservoirs:
Tea-Cup Diagram for Lower Columbia Dams
Tea-Cup Diagram for Willamette Valley USACE Reservoirs
Tea-Cup Diagram for SW Oregon USACE Reservoirs
Tea-Cup Diagram for PacNW Reservoirs (US Bureau of Reclamation)
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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