Hourly Weather Forecast - São Sebastião do Alto, Rio de Janeiro, BR

12 AM
73°F
20%
2mph
S
Cloudy
Humidity
97%
Feels like
73°F
Dew Point
72°F
1 AM
72°F
10%
2mph
SSW
Cloudy
Humidity
98%
Feels like
72°F
Dew Point
71°F
2 AM
71°F
10%
2mph
SSW
Cloudy
Humidity
97%
Feels like
71°F
Dew Point
71°F
3 AM
71°F
10%
2mph
SSW
Cloudy
Humidity
97%
Feels like
71°F
Dew Point
70°F
4 AM
71°F
10%
2mph
S
Cloudy
Humidity
96%
Feels like
71°F
Dew Point
70°F
5 AM
71°F
10%
2mph
S
Cloudy
Humidity
95%
Feels like
71°F
Dew Point
69°F
5:04 AM
6 AM
73°F
10%
2mph
S
Cloudy
Humidity
92%
Feels like
73°F
Dew Point
70°F
7 AM
75°F
10%
0mph
SW
Cloudy
Humidity
87%
Feels like
75°F
Dew Point
71°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

Weekend Weather Outlook

Weekend 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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