What is today's weather forecast for Portage Glacier, AK?

Today's forecast for Portage Glacier shows a low of -4 degrees Fahrenheit. Clear, with a low around -4.

What is the 7-day weather forecast for Portage Glacier, AK?

The 7-day forecast for Portage Glacier shows highs from -2 to 8 degrees and lows from -7 to -1 degrees Fahrenheit. Expect precipitation on 2 days with chances of 20% or higher.

Will it rain in Portage Glacier, AK this week?

Yes, rain is possible in Portage Glacier this week. Precipitation chances: Monday (50% chance), Tuesday (50% chance).

How accurate is the Portage Glacier weather forecast?

WeatherForYou provides highly accurate Portage Glacier forecasts using National Weather Service data and current conditions from the nearest available weather stations, often miles closer than regional airports, for the most precise local forecasts.

Portage Glacier, AK Weather Forecast and Current Conditions

Current Conditions From Nearby Local Station

Switch to Metric Units

3°F
Feels Like -8°F

Humidity 76% Dew Point -3°F Wind W 6 MPH Barometer 29.78 in.

Visibility 10 mi.

Report from a NOAA weather station 4.7 mi. NNW of central Portage Glacier
at 5:53 PM Wed, Dec 17, 2025

Point Forecast at a Glance

WedDec 17

-4

ThuDec 18

-2

-7

FriDec 19

-1

SatDec 20

-7

SunDec 21

-2

-6

MonDec 22

-2

TueDec 23

50%

-2

Jump to detailed forecast ↓

7-Day Temperature Trend

Week Ahead Summary

Warming trend through the week with high temperatures climbing from -2°F to 8°F. Some snow possible with at least 2 days showing precipitation chances of 20% or higher.

Climate Context

This week's forecast shows temperatures running 30°F below the historical average for December. Normal highs for this period are around 31°F with lows around 21°F.

This Date in Weather History

1987 - A storm in the southwestern U.S. brought heavy rain and heavy snow to parts of California, Nevada, Arizona, Utah and New Mexico. Charleston NV was blanketed with 12 inches of snow. Lake Havasu City AZ was drenched with 2.26 inches of rain.

Portage Glacier, AK 7 Day Weather Forecast Details

Wednesday Dec 17

Night: Clear, with a low around -4. Northwest wind 20 to 25 mph, with gusts as high as 40 mph.

Thursday Dec 18

Day: Sunny, with a high near -2. Wind chill values as low as -30. Northwest wind 25 to 30 mph, with gusts as high as 40 mph.

Night: Clear, with a low around -7. Wind chill values as low as -35. Northwest wind 20 to 25 mph, with gusts as high as 30 mph.

Friday Dec 19

Day: Sunny, with a high near 0. West wind around 20 mph, with gusts as high as 30 mph.

Night: Clear, with a low around -1. West wind 15 to 25 mph, with gusts as high as 30 mph.

Saturday Dec 20

Day: Sunny, with a high near 0. West wind around 15 mph, with gusts as high as 25 mph.

Night: Mostly clear, with a low around -7.

Sunday Dec 21

Day: Mostly sunny, with a high near -2.

Night: Partly cloudy, with a low around -6.

Monday Dec 22

Day: Partly sunny, with a high near 3.

Night: A chance of snow. Mostly cloudy, with a low around -2.

Tuesday Dec 23

Day: A chance of snow. Mostly cloudy, with a high near 8.

Night: A chance of snow. Mostly cloudy, with a low around -2.

Wednesday Dec 24

Day: Mostly sunny, with a high near 3.

How We Provide Better Local Weather

Current conditions: We use the nearest available station to your location - including professional MESONET/MADIS and local weather stations - often miles closer than regional airports.

Forecasts: National Weather Service point forecasts predict for your specific area, not broad regional zones, making them far more relevant to your location.

Your favorites: