Hourly Weather Forecast - Isumi, Chiba, JP

4 PM
63°F
70%
8mph
SW
70% Chance of Light Rain
Humidity
95%
Feels like
63°F
Dew Point
62°F
4:29 PM
5 PM
62°F
70%
8mph
SSW
70% Chance of Light Rain
Humidity
98%
Feels like
62°F
Dew Point
61°F
6 PM
62°F
70%
8mph
SW
70% Chance of Light Rain
Humidity
99%
Feels like
62°F
Dew Point
61°F
7 PM
61°F
70%
7mph
SW
70% Chance of Light Rain
Humidity
100%
Feels like
61°F
Dew Point
61°F
8 PM
60°F
70%
6mph
WSW
70% Chance of Light Rain
Humidity
100%
Feels like
60°F
Dew Point
60°F
9 PM
59°F
60%
4mph
WNW
60% Chance of Light Rain
Humidity
100%
Feels like
59°F
Dew Point
59°F
10 PM
57°F
80%
8mph
NW
80% Chance of Light Rain
Humidity
100%
Feels like
57°F
Dew Point
57°F
11 PM
55°F
70%
13mph
NNW
70% Chance of Light Rain
Humidity
100%
Feels like
55°F
Dew Point
55°F

Rain And Snow Totals Through Monday

Atmospheric River Takes Aim For Northern California

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

NOAA, NCDC

White Christmas? What Are The Odds

Sunday's Weather Outlook

Sunday'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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