Hourly Weather Forecast - Onset, MA

12 AM
34°F
20%
18mph
NNW
Cloudy
Humidity
73%
Feels like
23°F
Dew Point
26°F
1 AM
33°F
20%
17mph
NNW
Cloudy
Humidity
71%
Feels like
22°F
Dew Point
24°F
2 AM
31°F
20%
17mph
NNW
Cloudy
Humidity
71%
Feels like
20°F
Dew Point
23°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

White Christmas? What Are The Odds

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

Weekly Flu Update: Flu Spreading Hard Across U.S.

Watch vs. Warning

Flash Flood Watch and Warning Defined

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