Weather Forecast for Fairbanks

Alaska, United States of America

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Mist

Current Weather - Fairbanks: -40°C

Alaska, United States of America

Mist

Feels like -46°C

Wind

4 km/h NNE

Humidity

58%

Pressure

1033 mb

UV Index

0

Visibility

6 km

Freezing fog

Freezing fog

Wednesday, December 31, 2025

High

-37°C

Low

-42°C

Rain Chance

0%

Hourly Forecast

Freezing fog -42°C
22:00
Freezing fog -42°C
23:00
Jan 01

Day Statistics

Maximum Wind

5 km/h

Humidity

99%

Precipitation

0 mm

UV Index

0

Visibility

2 km

Rain Chance

0%

Snow Chance

0%

Sun & Moon

Sunrise

10:54 AM

Sunset

02:53 PM

Moonrise

12:00 AM

Moonset

12:00 AM

Moon Phase

Waxing Gibbous

Moon Illumination

84%

Air Quality

PM2.5

9.4

μg/m³

PM10

9.6

μg/m³

NO₂

19.4

μg/m³

O₃

36.2

μg/m³

SO₂

2.4

μg/m³

CO

309

μg/m³

US EPA Index: 1 GB DEFRA Index: 1

Solar Radiation Data

Shortwave Radiation

1.54

Diffuse Radiation

0.63

DNI

0

GTI

0.54

Weather Alerts

Cold Weather Advisory issued December 30 at 10:36PM AKST until January 5 at 3:00AM AKST by NWS Fairbanks AK

Upper Chena River Valley; Tanana Flats; Eielson AFB and Salcha; Goldstream Valley and Nenana Hills; Chatanika River Valley; Two Rivers; Fairbanks Metro Area; Nenana Dec 30, 10:36 PM - Dec 31, 04:00 PM
Severity: Moderate Urgency: Expected

* WHAT...Long duration cold temperatures in the 40s below to around 50 below by Friday night, continuing through Sunday night. * WHERE...Chatanika River Valley, Eielson AFB and Salcha, Fairbanks Metro Area, Goldstream Valley and Nenana Hills, Nenana, Tanana Flats, Two Rivers, and Upper Chena River Valley. * WHEN...Until 3 AM AKST Monday. * IMPACTS...Frostbite and hypothermia will occur if unprotected skin is exposed to these temperatures. Very cold temperatures can lead to hypothermia with prolonged exposure. People partaking in outdoor activities, including short duration outdoor activities for the New Year's holiday, should use extreme caution. * ADDITIONAL DETAILS...The coldest temperatures so far this cold snap are likely still to come. Clouds thinning over the area through Tuesday night will allow valley temperatures to return to the 40s below zero. The inversion that has kept hills warmer will slowly weaken through the week as colder air aloft filters back over the area. By Friday night, valley temperatures may approach 50 below with the warmest hills near 30 below. These conditions will persist through Sunday night with temperatures continuing to slowly fall, possibly as low as 60 below in low spots east of Fairbanks. Clouds are not expected to return until early Monday morning at the earliest. Calm or very light winds will allow ice fog to redevelop, leading to poor visibility and difficult travel conditions.

Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves. Make frequent checks on older family, friends, and neighbors. Ensure portable heaters are used correctly. Do not use generators or grills inside.

Event: Cold Weather Advisory Certainty: Likely Category: Met