Hourly Weather Forecast - Hyannis, MA

12 AM
36°F
30%
11mph
N
30% Chance of Flurries
Humidity
85%
Feels like
28°F
Dew Point
32°F
1 AM
35°F
20%
11mph
N
Cloudy
Humidity
86%
Feels like
27°F
Dew Point
31°F
2 AM
34°F
20%
10mph
N
Cloudy
Humidity
86%
Feels like
26°F
Dew Point
30°F
3 AM
33°F
20%
10mph
N
Cloudy
Humidity
87%
Feels like
25°F
Dew Point
30°F
4 AM
32°F
20%
10mph
N
Cloudy
Humidity
87%
Feels like
24°F
Dew Point
29°F
5 AM
32°F
20%
9mph
N
Cloudy
Humidity
87%
Feels like
24°F
Dew Point
28°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

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

Watch vs. Warning

Flash Flood Watch and Warning Defined

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