Water Temperature of Cook Inlet in Nikiski, AK
Current Water Temperature
Measurement Time: Thursday, March 5, 2026, 4:12 PM AKST
Today's Tides
High: March 5, 5:38 AM, 22.7 ft
Low: March 5, 12:02 PM, -1.0 ft
High: March 5, 5:55 PM, 21.6 ft
Temperature Locations
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Local Points of Interest
East Foreland Lighthouse Reserve; Kalgin Island; Kenai, AK; Trading Bay; Gompertz Channel; Redoubt Bay; Point Possession; Gulf of AlaskaStation Name: Nikiski
Data Source: NOAA Tides and Currents
Elevation Above Sea Level: 0 feet
Sensor Depth: -2 feet
Nearest Address:
48775 Kenai Spur Hwy
Nikiski, AK 99611
Kenai Peninsula County
GPS Coordinates: 60.683333, -151.398056
Nearby Water Temperatures
Knik Arm, Anchorage, AK (63.4 mi)Bradley River, Fox River, AK (63.4 mi)
Marathon Creek, Seward, AK (77.3 mi)
Resurrection Bay, Seward, AK (77.7 mi)
Kachemak Bay, Seldovia, AK (86.6 mi)
Willow Creek, Willow, AK (90.9 mi)
Kashwitna River, Willow, AK (96.3 mi)
Matanuska River, Palmer, AK (100.5 mi)
Talkeetna River, Talkeetna, AK (123.6 mi)
Orca Inlet, Cordova, AK (191.4 mi)
Chiniak Bay, Kodiak Station, AK (207.8 mi)
Terror River, Kodiak, AK (215.8 mi)
Akhiok Bay, Alitak, AK (280.7 mi)
Weather for Nikiski, Alaska
Current Weather

Five Day Weather Forecast

Thu
H: 15°F
L: -4°F

Fri
H: 28°F
L: 16°F

Sat
H: 24°F
L: 17°F

Sun
H: 14°F
L: 2°F

Mon
H: 6°F
L: -4°F
Air Quality
Nitrogen Dioxide: 1.95 μg/m3
Sulphur Dioxide: 1.45 μg/m3
Ozone: 102 μg/m3
Astronomical
Sun Transit: 1:16 PM
Sunset: 6:43 PM
Daylight: 10 hrs 51 mins
Moon Transit: 2:41 AM
Moonset: 7:57 AM
Moon Phase: Full
Moon Illumination: 94.0%
Best Times for Fishing or Hunting
Major Periods
2:11 AM - 4:41 AM6:06 AM - 8:36 AM
Minor Periods
10:07 PM - 11:37 PM7:27 AM - 8:57 AM
Action Rating: 4 out of 5
Winter Weather Advisory issued March 5 at 5:09AM AKST until March 6 at 11:00AM AKST by NWS Anchorage AK
Effective: Thu March 5, 2026, 5:09 AM
Expires: Thu March 5, 2026, 5:00 PM
* WHAT...Snow and blowing snow expected. Total snow accumulations between 3 and 7 inches. Winds gusting as high as 45 mph. Visibility as low as one half mile at times. * WHERE...Southern Kachemak Bay, including Seldovia. * WHEN...From 9 PM this evening to 11 AM AKST Friday. * IMPACTS...Travel could be very difficult. Areas of blowing snow could significantly reduce visibility. * ADDITIONAL DETAILS...The snow is expected to mix with and change to rain around noon Friday. Additional snow showers and gusty winds may redevelop by Friday evening and continue into Saturday.
Slow down and use caution while traveling. For the latest road conditions call 5 1 1 or visit 511.alaska.gov.
Winter Storm Warning issued March 5 at 5:09AM AKST until March 6 at 9:00PM AKST by NWS Anchorage AK
Effective: Thu March 5, 2026, 5:09 AM
Expires: Thu March 5, 2026, 5:00 PM
* WHAT...Heavy snow and blowing snow expected. Total snow accumulations between 5 and 10 inches, highest amounts from Ninilchik to Nikiski. Winds gusting as high as 40 mph. Visibility as low as one half mile or less at times. * WHERE...Western Kenai Peninsula. * WHEN...From 11 PM this evening to 9 PM AKST Friday. * IMPACTS...Roads, and especially bridges and overpasses, will likely become slick and hazardous. Travel could be very difficult. Areas of blowing snow could significantly reduce visibility. The hazardous conditions could impact the Friday morning and evening commutes. * ADDITIONAL DETAILS...A strong storm system will track either into Cook Inlet or Western Prince William Sound. The duration of snow and magnitude of the winds will be determined by the exact storm track. There will likely be a period of less snow and wind Friday afternoon and evening; however, additional snow showers and a shift in the wind from north to south is expected by Friday night. Snow and gusty winds may linger into Saturday for communities along Kachemak Bay.
A Winter Storm Warning for snow means severe winter weather conditions will make travel very hazardous. If you must travel, keep an extra flashlight, food and water in your vehicle in case of an emergency. For the latest road conditions call 5 1 1 or visit 511.alaska.gov.
Winter Weather Advisory issued March 5 at 5:09AM AKST until March 6 at 9:00PM AKST by NWS Anchorage AK
Effective: Thu March 5, 2026, 5:09 AM
Expires: Thu March 5, 2026, 5:00 PM
* WHAT...Snow and blowing snow expected. Total snow accumulations between 3 and 6 inches. Winds gusting as high as 30 mph. Visibility as low as one half mile at times. * WHERE...Skilak Lake. * WHEN...From 11 PM this evening to 9 PM AKST Friday. * IMPACTS...Travel could be very difficult. Areas of blowing snow could significantly reduce visibility. The hazardous conditions could impact the Friday morning and evening commutes. Very strong winds could cause extensive damage to trees and power lines.
Slow down and use caution while traveling. For the latest road conditions call 5 1 1 or visit 511.alaska.gov.
Winter Weather Advisory issued March 5 at 5:09AM AKST until March 6 at 5:00PM AKST by NWS Anchorage AK
Effective: Thu March 5, 2026, 5:09 AM
Expires: Thu March 5, 2026, 5:00 PM
* WHAT...Snow and blowing snow expected. Total snow accumulations between 7 and 14 inches. Winds gusting as high as 45 mph. * WHERE...Tyonek. * WHEN...From 11 PM this evening to 5 PM AKST Friday. * IMPACTS...Travel could be very difficult. Areas of blowing snow could significantly reduce visibility. Gusty winds could bring down tree branches.
Slow down and use caution while traveling. For the latest road conditions call 5 1 1 or visit 511.alaska.gov.
Winter Weather Advisory issued March 5 at 5:09AM AKST until March 6 at 7:00PM AKST by NWS Anchorage AK
Effective: Thu March 5, 2026, 5:09 AM
Expires: Thu March 5, 2026, 5:00 PM
* WHAT...Snow, blowing snow, and mixed precipitation. Total snow accumulations between 6 and 18 inches with the highest amounts near Portage and through Turnagain Pass. Winds gusting as high as 60 mph through Eastern Turnagain Arm. * WHERE...Girdwood, Portage, Whittier, Turnagain Pass, Seward, Interior Kenai Peninsula * WHEN...From 11 PM this evening to 7 PM AKST Friday. * IMPACTS...Travel could be very difficult. Areas of blowing snow could significantly reduce visibility. The hazardous conditions could impact the Friday morning and evening commutes. Very strong winds could cause extensive damage to trees and power lines. Rain falling onto snow covered and frozen roadways may freeze on contact. * ADDITIONAL DETAILS...A strong front will move into the eastern Kenai Peninsula late Thursday night. Temperatures will gradually warm as the front pushes north, possibly transitioning snow to rain for Girdwood, Portage, Whittier and Seward, rising snow levels to between 300 and 800 feet midday before falling quickly at the end of the event. There is some uncertainty on the storm track, which will lead to fluctuations in snow levels.
Slow down and use caution while traveling. For the latest road conditions call 5 1 1 or visit 511.alaska.gov.
Weather Forecast
Air Quality
Nitrogen Dioxide: 2.67 μg/m3
Sulphur Dioxide: 1.46 μg/m3
Ozone: 93.48 μg/m3
Astronomical
Sun Transit: 1:16 PM
Sunset: 6:43 PM
Daylight: 10 hrs 51 mins
Moon Transit: 2:41 AM
Moonset: 7:57 AM
Moon Phase: Full
Moon Illumination: 94.0%
Best Times for Fishing or Hunting
Major Periods
2:11 AM - 4:41 AM6:06 AM - 8:36 AM
Minor Periods
10:07 PM - 11:37 PM7:27 AM - 8:57 AM
Action Rating: 4 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 2.08 μg/m3
Sulphur Dioxide: 1.47 μg/m3
Ozone: 99.48 μg/m3
Astronomical
Sun Transit: 1:16 PM
Sunset: 6:46 PM
Daylight: 10 hrs 57 mins
Moon Transit: 3:24 AM
Moonset: 7:54 AM
Moon Phase: Waning Gibbous
Moon Illumination: 87.6%
Best Times for Fishing or Hunting
Major Periods
2:54 AM - 5:24 AM6:49 AM - 9:19 AM
Minor Periods
12:00 AM - 12:00 AM7:24 AM - 8:54 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 2.35 μg/m3
Sulphur Dioxide: 1.32 μg/m3
Ozone: 88.68 μg/m3
Astronomical
Sun Transit: 1:16 PM
Sunset: 6:48 PM
Daylight: 11 hrs 2 mins
Moon Transit: 4:07 AM
Moonset: 7:53 AM
Moon Phase: Waning Gibbous
Moon Illumination: 79.2%
Best Times for Fishing or Hunting
Major Periods
3:37 AM - 6:07 AM7:33 AM - 10:03 AM
Minor Periods
7:23 AM - 8:53 AM12:00 AM - 12:00 AM
Action Rating: 4 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 2.48 μg/m3
Sulphur Dioxide: 1.35 μg/m3
Ozone: 85.28 μg/m3
Astronomical
Sun Transit: 12:00 AM
Sunset: 6:51 PM
Daylight: 11 hrs 8 mins
Moon Transit: 4:53 AM
Moonset: 7:52 AM
Moon Phase: Waning Gibbous
Moon Illumination: 69.3%
Best Times for Fishing or Hunting
Major Periods
4:23 AM - 6:53 AM8:19 AM - 10:49 AM
Minor Periods
7:22 AM - 8:52 AM1:13 AM - 2:43 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 1.53 μg/m3
Sulphur Dioxide: 1.16 μg/m3
Ozone: 90.5 μg/m3
Astronomical
Sun Transit: 12:00 AM
Sunset: 6:53 PM
Daylight: 11 hrs 14 mins
Moon Transit: 5:40 AM
Moonset: 7:52 AM
Moon Phase: Waning Gibbous
Moon Illumination: 58.5%
Best Times for Fishing or Hunting
Major Periods
5:10 AM - 7:40 AM9:07 AM - 11:37 AM
Minor Periods
7:22 AM - 8:52 AM2:50 AM - 4:20 AM
Action Rating: 4 out of 5
