Hourly Weather Forecast - Petersburg, AK

12 AM
15°F
40%
3mph
SSE
40% Chance of Heavy Snow
Humidity
81%
Feels like
15°F
Dew Point
10°F
1 AM
14°F
40%
3mph
SE
40% Chance of Heavy Snow
Humidity
81%
Feels like
14°F
Dew Point
10°F
2 AM
14°F
40%
3mph
SE
40% Chance of Heavy Snow
Humidity
81%
Feels like
9°F
Dew Point
9°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

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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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