Local weather forecast

Weather in Ketchikan, AK

Updated 2026-09-26 05:00 local time · ZIP codes 99901

Patchy rain nearby
Now46°F

Patchy rain nearby

High / Low51° / 45°
Rain chance91%
Wind5 mph
Weather alerts

Active alerts

5
Small Craft Advisory issued September 25 at 3:40PM AKDT until September 26 at 6:00PM AKDT by NWS Juneau AK

* WHAT...Southeast winds 20 to 30 kt with gusts up to 35 kt and seas 6 to 8 ft expected. * WHERE...Clarence Strait. * WHEN...From 10 AM to 6 PM AKDT Saturday. * IMPACTS...Conditions will be hazardous to small craft.

Safety instructions

Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions.

Small Craft Advisory issued September 25 at 3:33PM AKDT until September 26 at 5:00PM AKDT by NWS Juneau AK

Southeast Alaska Inside Waters from Dixon Entrance to Skagway Wind forecasts reflect the predominant speed and direction expected. Sea forecasts represent the average of the highest one-third of the combined windwave and swell height. .TONIGHT...NW wind 10 kt becoming SE late. Seas 2 ft or less. .SAT...SE wind 25 kt. Seas 5 ft building to 8 ft in the afternoon. Rain. .SAT NIGHT...SE wind 25 kt. Seas 6 ft. Rain. .SUN...SE wind 30 kt. Seas 9 ft. Rain. .SUN NIGHT...SE gale to 35 kt. Seas 12 ft. Rain. .MON...SE wind 30 kt. Seas 11 ft. .TUE...S wind 20 kt. Seas 6 ft. .WED...S wind 25 kt. Seas 6 ft.

Small Craft Advisory issued September 25 at 11:27PM AKDT until September 26 at 6:00PM AKDT by NWS Juneau AK

* WHAT...Southeast winds 20 to 30 kt with gusts up to 35 kt and seas 6 to 8 ft expected. * WHERE...Clarence Strait. * WHEN...From 10 AM to 6 PM AKDT Saturday. * IMPACTS...Conditions will be hazardous to small craft.

Safety instructions

Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions.

Small Craft Advisory issued September 26 at 2:59AM AKDT until September 26 at 6:00PM AKDT by NWS Juneau AK

* WHAT...Southeast winds 20 to 30 kt with gusts up to 35 kt and seas 6 to 8 ft expected. * WHERE...Clarence Strait. * WHEN...From 10 AM this morning to 6 PM AKDT this evening. * IMPACTS...Conditions will be hazardous to small craft.

Safety instructions

Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions.

Small Craft Advisory issued September 26 at 12:51AM AKDT until September 26 at 6:00PM AKDT by NWS Juneau AK

* WHAT...Southeast winds 20 to 30 kt with gusts up to 35 kt and seas 6 to 8 ft expected. * WHERE...Clarence Strait. * WHEN...From 10 AM this morning to 6 PM AKDT this evening. * IMPACTS...Conditions will be hazardous to small craft.

Safety instructions

Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions.

Hourly

Next hours

NowPatchy rain nearby46°38% rain
6 AMPatchy rain nearby47°31% rain
7 AMPatchy rain nearby46°32% rain
8 AMPatchy rain nearby47°34% rain
9 AMPatchy rain nearby49°30% rain
10 AMLight rain shower50°36% rain
11 AMLight rain shower51°47% rain
12 PMLight rain shower51°46% rain
1 PMLight rain shower49°70% rain
2 PMModerate rain48°84% rain
3 PMModerate rain47°87% rain
4 PMLight rain shower47°81% rain
Forecast

3-day weather forecast

Today2026-09-26
Light rain shower
51° 45°Light rain shower
Rain 91%Gust 14 mph
Tomorrow2026-09-27
Light rain shower
50° 45°Light rain shower
Rain 94%Gust 12 mph
Monday2026-09-28
Light rain shower
54° 46°Light rain shower
Rain 92%Gust 20 mph
Conditions

Weather details

Feels like44°F
Humidity93%
Pressure30.03 inHg
Visibility6 mi
Wind5 mph ESE
Wind gusts5 mph
Precipitation0.00 in
UV index0
Daylight

Sunrise, sunset and moon

Sunrise06:39 AM
Sunset06:35 PM
Moonrise06:13 PM
Moon phaseFull Moon
Next 24 hours

Key weather changes ahead

Warmest hour11 AM · 51°F
Coolest hour11 PM · 45°F
Highest rain chance3 PM · 87%
Strongest gusts6 PM · 23 mph
Practical guide

Weather insights for today

Take an umbrella

Rain chance reaches about 87% over the next 12 hours.

A jacket or sweater is a good idea

It feels like 44°F with winds near 5 mph.

Best window: 9 AM

49°F, 30% rain chance and 6 mph wind.

Use extra caution while driving

Visibility is around 6 mi; gusts may reach 23 mph.

Running conditions are less comfortable

Current temperature is 46°F, wind 5 mph, rain chance up to 87%.

Low UV protection needs

UV index is 0.

Local weather characteristics in Ketchikan

Alaska spans Arctic, subarctic and maritime climates, so temperatures and precipitation can differ sharply between the coast, interior and far north.

Ketchikan is part of the West weather region. The forecast point is near 55.34°N latitude and 131.65°W longitude. Local temperature, wind and precipitation can still differ from nearby places, especially where terrain, coastlines or urban development create small-scale weather changes.

Ketchikan weather today

Patchy rain nearby and 46°F in Ketchikan, AK. Today's high is 51°F with a 91% rain chance. Winds are around 5 mph with gusts near 5 mph. Relative humidity is 93%, pressure is 30.03 inHg, and visibility is about 6 miles.

Tonight and tomorrow in Ketchikan

Sunrise is at 06:39 AM and sunset is at 06:35 PM. Tomorrow's forecast calls for Light rain shower with a high near 50°F and a low near 45°F. The maximum rain chance is 94%.

Nearby

Weather near Ketchikan

Alaska

Popular cities in Alaska

View state page →