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Current Weather in Gustavus, AK

Updated: Sun Sep 20th 2026 5:00 PM AKDT

Light Rain Shower

52^°F 11^°C

Feels Like 46^°F / 8^°C

Gustavus, AK weather condition is Light Rain Shower and 52°F.

Today's Weather in Gustavus,AK

The current weather in Gustavus AK as of 5:00 PM AKDT on Sun Sep 20th 2026, has a sky condition of Light Rain Shower with the visibility of 6 mile(s) and the UV index at 0.4. It is 52 degrees fahrenheit but feels like 46 degrees with a forecasted high of 53 and low of 49. The barometric pressure is 29.71 - measured by inches of mercury - and is steady since its last observation. The humidity is 72 percent that's falling since the last report, with a dew point of 44 degrees fahrenheit which is falling. Wind direction is from the Southeast at 13.4 miles per hour, gusting at 21.3 miles per hour. Sunrise was at 6:43 AM and Sunset is at 7:09 PM. The moon phase is a Waxing Gibbous moon rising at 6:03 PM with 73% illumination. Thank you for listening to the weather report from LocalConditions.com!

Listen to this weather report - press Read

Barometer 29.71 inHg. steady
Humidity 72% falling
Heat Index 52°F
Wind from SE. 13.4 mph
Wind Gust 21.3 miles per hour
Wind Chill 48°F
UV Index 0.4

Dew Point 44°F falling
Visibility 6 mi.
Sunrise 6:43 AM
Sunset 7:09 PM
Moonrise 6:03 PM
Moonset Not Observable
Moon Phase Waxing Gibbous Moon 73%

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Radar Alerts Next 48 Hours Traffic

Hourly Forecast - Next 8 hours

5 Day Forecast

Light Rain Shower

Light Rain Shower with a high of 53°F and a low of 49°F. Probable rainfall forecasted, having an 88% chance with an estimated 0.53in. Winds will be strong at speeds peaking at 21mph. Expect high humidity with levels above 80% to 81%.

Temperature	Humidity	Rainfall	Snow	Wind
Hi 53° \| Lo 49°	81%	88% \| est. 0.53in	0%	20.8 mph

Light Rain Shower

Light Rain Shower with a high of 53°F and a low of 45°F. Probable rainfall forecasted, having an 83% chance with an estimated 0.23in. Winds will be light at 9mph at times. Expect high humidity with levels above 80% to 82%.

Temperature	Humidity	Rainfall	Snow	Wind
Hi 53° \| Lo 45°	82%	83% \| est. 0.23in	0%	8.3 mph

Scattered Showers

Scattered Showers with a high of 52°F and a low of 44°F. Probable rainfall forecasted, having an 81% chance with an estimated 0.12in. Winds will be light at 7mph at times. Expect high humidity with levels above 80% to 84%.

Temperature	Humidity	Rainfall	Snow	Wind
Hi 52° \| Lo 44°	84%	81% \| est. 0.12in	0%	6.3 mph

Scattered Showers

Scattered Showers with a high of 50°F and a low of 45°F. Probable rainfall forecasted, having an 82% chance with an estimated 0.14in. Winds will be light at 8mph at times. Expect high humidity with levels above 80% to 85%.

Temperature	Humidity	Rainfall	Snow	Wind
Hi 50° \| Lo 45°	85%	82% \| est. 0.14in	0%	7.2 mph

Overcast

Overcast with a high of 51°F and a low of 43°F. 28% possible chance of rain predicted with an estimated 0.01in. Winds will be light at 6mph at times. The humidity will be on the higher side, reaching around 79%.

Temperature	Humidity	Rainfall	Snow	Wind
Hi 51° \| Lo 43°	79%	28% \| est. 0.01in	0%	5.1 mph

Yesterday 5-Day 10-Day

Weather Radar Map

Live Gustavus, AK weather with granular precipitation, radar, barometric pressure, temperatures and wind speeds for today thru Thursday, as you toggle through each map layer. Use the slider to move forward and back in time to view how current data and forecasts will affect the region; you can press or click on the map to show metrics available for each tab. The related timestamp is located above the Play button which will animate the weather forecast.

Hourly Temperature

The current temperature today is 52^°F. The morning temperature of 50°^F is lowest at 4am with the daytime high of 53°^F at 2pm and a low around 49°^F at 9pm is expected.

Hourly Barometric Pressure

The highest pressure today is 29.74^inHg at 10pm and lowest being 29.51^inHg at 1am.

Hourly Wind Speeds

The fastest wind is reported to be 20.8^mph at 1pm, while the slowest is 7.2^mph around 5am; expect wind gusts peaking 35.6^mph at 2am.

More Weather Charts

Current National Weather

Heavy Rain and Storms to Hit the Midwest, Ohio Valley, and Mid-Atlantic - 09-20 to 09-22

Updated Sun Sep 20th 2026, 8:18am PDT

Plan for a wet start to the week as heavy rain and severe thunderstorms are expected from the Midwest to the Mid-Atlantic. Through Sunday, the Midwest, Ohio Valley, and Mid-Atlantic will see heavy rain with potential flash flooding, while the central/southern Plains face severe thunderstorms. On Monday, the stormy weather shifts to the central/southern Appalachians and the Southeast as the frontal system moves southeast.

Midwest to Mid-Atlantic (Sunday)

Expect heavy rain and thunderstorms in areas like Chicago,IL, Columbus,OH, and Pittsburgh,PA. A combination of a slow-moving storm system and moist air means these regions could experience flash flooding due to repeated showers and storms.

Central/Southern Plains to Ohio Valley (Sunday)

Folks in Kansas City,MO and Oklahoma City,OK should be on the lookout for severe thunderstorms, which can bring damaging winds and hail.

Mid-Atlantic and Southern Plains (Monday)

Mondays rain will be heavy at times in the Mid-Atlantic with severe weather possible in the southern Plains. People in Nashville,TN and Raleigh,NC should prepare for storms and localized flooding.

Central/Southern Appalachians and Southeast (Monday)

Areas like Atlanta,GA and Charlotte,NC will experience thunderstorms in the afternoon and evening. These storms may bring strong winds and heavy downpours, especially in South Florida where the risk of excessive rain is heightened.

Temperature Update

Warm and muggy conditions will stick around in the central/southern Plains and lower Mississippi Valley, while temperatures cool off in the northern Plains and Great Lakes.

This weather report is valid for ZIP code 99826, accurately covering the area of Gustavus, AK.