Hourly Weather Forecast - Newcastle, WA

12 AM
39°F
30%
5mph
SSE
30% Chance Rain Showers
Humidity
97%
Feels like
36°F
Dew Point
38°F
1 AM
38°F
30%
5mph
SSE
30% Chance Rain Showers
Humidity
96%
Feels like
35°F
Dew Point
38°F
2 AM
38°F
30%
5mph
SSE
30% Chance Rain Showers
Humidity
96%
Feels like
34°F
Dew Point
37°F

Rain And Snow Totals Through Monday

Atmospheric River Impacts Northern California

The plume of abundant moisture impacting the Northwest the last several days will focus more on Northern California through Monday bringing heavy rainfall and mountain snow.

NOAA, NCDC

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Today's Weather Outlook

Today's Weather Outlook

Cold weather

During Extreme Cold: Watch for Frostbite!

Flu Update Valid For Week Ending December 13, 2025

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Watch vs. Warning

Flash Flood Watch and Warning Defined

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