Water Temperature of Dutch Harbor in Unalaska, AK

Current Water Temperature

38.5°F

Measurement Time: Tuesday, January 20, 2026, 6:36 PM AKST

Today's Tides

Low: January 20, 12:50 AM, 0.1 ft
 High: January 20, 9:59 AM, 3.7 ft

Temperature Locations

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Local Points of Interest

Iliuliuk Bay; Iliuliuk Harbor; Amaknak Island; Captains Bay

Dutch Harbor

Station Name: Unalaska
Data Source: NOAA Tides and Currents

Elevation Above Sea Level: 10 feet

Sensor Depth: -15 feet

Nearest Address:
599 W Broadway Ave
Unalaska, AK 99685
Aleutians West (CA) County

GPS Coordinates: 53.879194, -166.540306

Nearby Water Temperatures

King Cove, King Cove, AK (187.8 mi)
Popof Straight, Sand Point, AK (261.5 mi)
Village Cove, St. Paul, AK (267.8 mi)
Port Moller, Port Moller, AK (277.9 mi)

Weather for Unalaska, Alaska

Current Weather

43.3°F
Partly cloudy
Partly cloudy
38.1°F
37.9°F
81%
SSE 9.2 mph
15.5 mph
31.3°F
36.6°F
0 in
75%
9 mi
1023 mbar
0

Five Day Weather Forecast

Patchy rain nearby
Tue
H: 39°F
L: 37°F
Partly Cloudy
Wed
H: 39°F
L: 35°F
Patchy rain nearby
Thu
H: 37°F
L: 34°F
Patchy rain nearby
Fri
H: 37°F
L: 34°F
Patchy rain nearby
Sat
H: 37°F
L: 35°F

Air Quality

AQI: 1 - Good
PM2.5: 8.28 μg/m3
PM10: 12.18 μg/m3
Carbon Monoxide: 140.68 μg/m3
Nitrogen Dioxide: 0.88 μg/m3
Sulphur Dioxide: 0.78 μg/m3
Ozone: 67 μg/m3

Astronomical

Sunrise: 10:10 AM
Sun Transit: 2:17 PM
Sunset: 6:25 PM
Daylight: 8 hrs 15 mins
Moonrise: 11:19 AM
Moon Transit: 4:02 PM
Moonset: 9:00 PM
Moon Phase: New
Moon Illumination: 3.1%

Best Times for Fishing or Hunting

Major Periods

5:23 PM - 7:53 PM
3:32 PM - 6:02 PM

Minor Periods

8:30 PM - 10:00 PM
10:49 AM - 12:19 AM

Action Rating: 4 out of 5

Tuesday, January 20, 2026

Weather Forecast

Patchy rain nearby
38.5°F
36.7°F
38.1°F
96%
0.12 in
98%
0%
16.8 mph
0


Air Quality

AQI: 1 - Good
PM2.5: 7.31 μg/m3
PM10: 11.27 μg/m3
Carbon Monoxide: 140.4 μg/m3
Nitrogen Dioxide: 0.81 μg/m3
Sulphur Dioxide: 0.78 μg/m3
Ozone: 76.28 μg/m3

Astronomical

Sunrise: 10:10 AM
Sun Transit: 2:17 PM
Sunset: 6:25 PM
Daylight: 8 hrs 15 mins
Moonrise: 11:19 AM
Moon Transit: 4:02 PM
Moonset: 9:00 PM
Moon Phase: New
Moon Illumination: 3.1%

Best Times for Fishing or Hunting

Major Periods

5:23 PM - 7:53 PM
3:32 PM - 6:02 PM

Minor Periods

8:30 PM - 10:00 PM
10:49 AM - 12:19 AM

Action Rating: 4 out of 5

Wednesday, January 21, 2026

Weather Forecast

Partly Cloudy
39.4°F
35.4°F
37°F
91%
0 in
0%
0%
7.2 mph
0.1


Air Quality

AQI: 1 - Good
PM2.5: 6.31 μg/m3
PM10: 9.37 μg/m3
Carbon Monoxide: 141.4 μg/m3
Nitrogen Dioxide: 0.98 μg/m3
Sulphur Dioxide: 0.82 μg/m3
Ozone: 73.6 μg/m3

Astronomical

Sunrise: 10:09 AM
Sun Transit: 2:17 PM
Sunset: 6:27 PM
Daylight: 8 hrs 18 mins
Moonrise: 11:29 AM
Moon Transit: 4:47 PM
Moonset: 10:23 PM
Moon Phase: Waxing Crescent
Moon Illumination: 8.1%

Best Times for Fishing or Hunting

Major Periods

6:08 PM - 8:38 PM
4:17 PM - 6:47 PM

Minor Periods

9:53 PM - 11:23 PM
10:59 AM - 12:29 AM

Action Rating: 4 out of 5

Thursday, January 22, 2026

Weather Forecast

Patchy rain nearby
37.3°F
33.6°F
35.1°F
93%
0.01 in
89%
6%
7.4 mph
0.1


Air Quality

AQI: 1 - Good
PM2.5: 2.3 μg/m3
PM10: 3.34 μg/m3
Carbon Monoxide: 140.6 μg/m3
Nitrogen Dioxide: 1.03 μg/m3
Sulphur Dioxide: 1.29 μg/m3
Ozone: 89.24 μg/m3

Astronomical

Sunrise: 10:07 AM
Sun Transit: 2:17 PM
Sunset: 6:29 PM
Daylight: 8 hrs 22 mins
Moonrise: 11:37 AM
Moon Transit: 12:00 AM
Moonset: 11:45 PM
Moon Phase: Waxing Crescent
Moon Illumination: 15.4%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
12:00 AM - 12:00 AM

Minor Periods

12:00 AM - 12:00 AM
11:07 AM - 12:37 AM

Action Rating: 2 out of 5

Friday, January 23, 2026

Weather Forecast

Patchy rain nearby
36.7°F
34.1°F
35.4°F
88%
0.01 in
89%
0%
6.7 mph
0.1


Air Quality

AQI: 1 - Good
PM2.5: 2.11 μg/m3
PM10: 3.15 μg/m3
Carbon Monoxide: 137.6 μg/m3
Nitrogen Dioxide: 0.93 μg/m3
Sulphur Dioxide: 0.87 μg/m3
Ozone: 86.84 μg/m3

Astronomical

Sunrise: 10:06 AM
Sun Transit: 2:18 PM
Sunset: 6:31 PM
Daylight: 8 hrs 25 mins
Moonrise: 11:46 AM
Moon Transit: 5:54 AM
Moonset: 12:45 AM
Moon Phase: Waxing Crescent
Moon Illumination: 24.4%

Best Times for Fishing or Hunting

Major Periods

5:24 AM - 7:54 AM
5:24 AM - 7:54 AM

Minor Periods

11:16 AM - 12:46 AM
12:00 AM - 12:00 AM

Action Rating: 2 out of 5

Saturday, January 24, 2026

Weather Forecast

Patchy rain nearby
37°F
35.2°F
36.4°F
96%
0.06 in
89%
0%
6.9 mph
0


Air Quality

AQI: 1 - Good
PM2.5: 2.9 μg/m3
PM10: 4.44 μg/m3
Carbon Monoxide: 141.39 μg/m3
Nitrogen Dioxide: 1.14 μg/m3
Sulphur Dioxide: 0.78 μg/m3
Ozone: 76 μg/m3

Astronomical

Sunrise: 10:05 AM
Sun Transit: 2:18 PM
Sunset: 6:33 PM
Daylight: 8 hrs 28 mins
Moonrise: 11:55 AM
Moon Transit: 7:03 PM
Moonset: 1:08 AM
Moon Phase: First Quarter
Moon Illumination: 34.7%

Best Times for Fishing or Hunting

Major Periods

8:25 PM - 10:55 PM
6:33 PM - 9:03 PM

Minor Periods

11:25 AM - 12:55 AM
12:38 AM - 2:08 AM

Action Rating: 3 out of 5

The times presented here are based upon the solunar theory, which is the idea that the movements of fish and other animals are affected by the location of the sun and moon. The major periods are believed to be the times of the greatest animal activity and occur when the moon is directly overhead or underfoot (lunar transits). The minor periods also see increased activity and occur when the moon is rising or setting. The strongest activity occurs during full or new moons, and the weakest during quarter or three quarter moons. This is indicated by the Action Rating.

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