Pacific Northwest Winter 2026–27: Warm Odds, Dry Pockets
NOAA's winter 2026–27 signals for Washington, Oregon, and the Northwest: warmer seasonal odds, drought concerns, and mountain snow uncertainty.
Published 2026-10-17; based on outlooks available October 17, 2026.
Read the national 2026–27 winter outlook for the full regional context.
What the outlook actually shows
The October 15 temperature outlook places the Pacific Northwest among the regions favored to average warmer than normal in December–February. NOAA's precipitation map shows elevated dry odds in parts of the northern Rockies and northern Mountain West, while its drought outlook points to development or worsening in northeastern Oregon and eastern Washington.
Those maps should not be stretched into a single dry forecast for every coastal town. Western Washington, the Oregon coast, and inland basins have different exposure to Pacific storms and terrain effects. If a location sits near a color boundary, the underlying category probabilities matter more than a broad regional label.
Mountain and lowland impacts
A warm seasonal average can change the rain–snow mix at lower mountain elevations. It does not determine ski-area snowfall or spring water supply by itself. Snowpack depends on storm frequency, freezing levels, and how much moisture falls during individual events.
Lowland travelers should still prepare for short cold outbreaks and freezing rain. The seasonal temperature tilt cannot rule those out. Drying east of the Cascades may matter for water planning, but check updated drought and snowpack observations before drawing a local conclusion.
What to watch next
Follow CPC's monthly temperature and precipitation updates, then local NWS mountain-pass forecasts for travel. For drought, compare NOAA's outlook with observed precipitation as the winter unfolds. A changing storm track can quickly alter the regional picture.
The page is based on the October 15, 2026 outlook and should be revisited when NOAA refreshes its seasonal probabilities.
Sources and live forecast tools
Seasonal outlooks describe probabilities for three-month averages. For immediate safety decisions, follow local National Weather Service forecasts and warnings.