Today | Weather | Saturday, December 6, 2025
Active Weather Warnings

Weather in Anchorage, Alaska

03:54 PM
Now
Cloudy Night
19° F
Feels Like
Precipitation 0 %
Wind 14 mph
Humidity 43 %
Today
Cloudy Weather
Day 19°
Night
Precipitation 7 %
Wind 10 mph
UV Index (0 - 11+) 0

Anchorage Weather Forecast Updated

43 minutes ago
Last updated on

Air Quality in Anchorage

NOW
42 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 0.5 µg/m³
PM10 0.5 µg/m³
O3 0.046 ppm
NO2 0.2 ppb
SO2 0 ppb
CO 0.11 ppm
NH3 0.02 µg/m³
NO 0 µg/m³
PM2.5 – Fine particles <2.5μm
PM10 – Inhalable particles <10μm
O3 – Ozone
NO2 – Nitrogen dioxide
SO2 – Sulfur dioxide
CO – Carbon monoxide
NH3 – Ammonia
NO – Nitric oxide

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

Show raw pollutant concentrations (µg/m³)
PM2.50.5 µg/m³
PM100.5 µg/m³
O389.52 µg/m³
NO20.36 µg/m³
SO20.06 µg/m³
CO124.59 µg/m³
NH30.02 µg/m³
NO0 µg/m³

Weather Alerts and Warnings for Anchorage

Moderate Expected Likely

Wind Advisory

Wind Advisory issued December 6 at 12:57PM AKST until December 8 at 1:00PM AKST by NWS Anchorage AK
Dec 6, 12:57 PM Dec 8, 1:00 PM
WHAT: North winds 20 to 30 mph with gusts up to 55 mph expected.
Wind chill values falling to between -5 and -15F by Sunday evening.

WHERE: Anchorage and NW Kenai Peninsula. The strongest winds
expected along Knik Arm from Birchwood southwest, across North and
West Anchorage, and along the coast of the northern Cook Inlet,
including Kenai and Nikiski.

WHEN: Until 1 PM AKST Monday.

IMPACTS: Gusty winds will blow around unsecured objects and a few
power outages may result.

ADDITIONAL DETAILS: Strong northerly winds will continue through
Monday morning. Areas of blowing snow with reduced visibilities
are possible. There may be brief periods where winds and gusts
diminish slightly Saturday evening and Sunday evening. However,
very strong winds and gusts will persist through the weekend.
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Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution.
Updated: Dec 6, 3:11 PM Source: NWS Alert