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Current weather in Nikiski is overcast clouds.

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Weather data for Nikiski is updated regularly with the latest available observations and forecasts.

Now · 4:44 AM

Nikiski Weather & Hourly Forecast

United States · Alaska · 99611

40°F

Overcast night

Feels like: 36°F

💧 Humidity 98% 🌡 Pressure 29.71 inHg 💨 Wind 4 mph 👁 Visibility 21.1 mi ☁ Clouds 96% ☀️ UV index 0.0 · Low 🌅 Sunrise 7:48 AM 🌇 Sunset 8:06 PM

Hourly Forecast for Nikiski

Today

5:00 AM

Overcast night

40° 💧 None 💨 4 mph H 98%29.71 inHg

8:00 AM

Fog

39° 💧 None 💨 6 mph H 99%29.74 inHg

11:00 AM

Mostly cloudy

46° 💧 0.000 in 💨 2 mph H 92%29.74 inHg

2:00 PM

Overcast

53° 💧 0.000 in 💨 2 mph H 57%29.74 inHg

5:00 PM

Partly cloudy

53° 💧 None 💨 4 mph H 57%29.74 inHg

8:00 PM

Mostly sunny

46° 💧 0.001 in 💨 3 mph H 80%29.74 inHg

11:00 PM

Mostly clear night

45° 💧 0.001 in 💨 2 mph H 87%29.77 inHg

Tomorrow

2:00 AM

Clear night

44° 💧 None 💨 8 mph H 83%29.77 inHg

5:00 AM

Mostly clear night

42° 💧 None 💨 6 mph H 79%29.80 inHg

8:00 AM

Fog

40° 💧 None 💨 2 mph H 94%29.80 inHg

11:00 AM

Sunny

46° 💧 None 💨 2 mph H 69%29.83 inHg

2:00 PM

Mostly sunny

51° 💧 None 💨 5 mph H 52%29.83 inHg

5:00 PM

Sunny

52° 💧 0.000 in 💨 4 mph H 43%29.83 inHg

8:00 PM

Sunny

45° 💧 None 💨 1 mph H 66%29.85 inHg

11:00 PM

Clear night

39° 💧 None 💨 3 mph H 87%29.88 inHg

Thursday

2:00 AM

Fog at night

37° 💧 None 💨 1 mph H 97%29.88 inHg

Today

5:00 AM

Overcast night

40° 💧 None 💨 4 mph H 98%29.71 inHg

6:00 AM

Fog at night

40° 💧 None 💨 5 mph H 99%29.71 inHg

7:00 AM

Fog at night

39° 💧 None 💨 6 mph H 99%29.74 inHg

8:00 AM

Fog

39° 💧 None 💨 6 mph H 99%29.74 inHg

9:00 AM

Fog

39° 💧 None 💨 5 mph H 99%29.74 inHg

10:00 AM

Fog

42° 💧 None 💨 4 mph H 99%29.74 inHg

11:00 AM

Mostly cloudy

46° 💧 None 💨 2 mph H 92%29.74 inHg

12:00 PM

Mostly cloudy

50° 💧 None 💨 1 mph H 69%29.74 inHg

1:00 PM

Mostly cloudy

52° 💧 0.000 in 💨 1 mph H 60%29.77 inHg

2:00 PM

Overcast

53° 💧 0.000 in 💨 2 mph H 57%29.74 inHg

3:00 PM

Mostly cloudy

54° 💧 None 💨 3 mph H 53%29.74 inHg

4:00 PM

Mostly cloudy

54° 💧 None 💨 4 mph H 54%29.74 inHg

5:00 PM

Partly cloudy

53° 💧 None 💨 4 mph H 57%29.74 inHg

6:00 PM

Mostly sunny

52° 💧 None 💨 4 mph H 61%29.74 inHg

7:00 PM

Mostly sunny

50° 💧 None 💨 4 mph H 67%29.74 inHg

8:00 PM

Mostly sunny

46° 💧 None 💨 3 mph H 80%29.74 inHg

9:00 PM

Mostly clear night

45° 💧 None 💨 2 mph H 84%29.74 inHg

10:00 PM

Mostly clear night

45° 💧 0.001 in 💨 1 mph H 86%29.77 inHg

11:00 PM

Mostly clear night

45° 💧 0.000 in 💨 2 mph H 87%29.77 inHg

Tomorrow

12:00 AM

Mostly clear night

44° 💧 0.001 in 💨 3 mph H 86%29.77 inHg

1:00 AM

Clear night

44° 💧 None 💨 6 mph H 85%29.77 inHg

2:00 AM

Clear night

44° 💧 None 💨 8 mph H 83%29.77 inHg

3:00 AM

Clear night

43° 💧 None 💨 8 mph H 79%29.77 inHg

4:00 AM

Clear night

42° 💧 None 💨 7 mph H 77%29.77 inHg

5:00 AM

Mostly clear night

42° 💧 None 💨 6 mph H 79%29.80 inHg

6:00 AM

Mostly cloudy night

41° 💧 None 💨 4 mph H 85%29.80 inHg

7:00 AM

Mist at night

41° 💧 None 💨 3 mph H 90%29.80 inHg

8:00 AM

Fog

40° 💧 None 💨 2 mph H 94%29.80 inHg

9:00 AM

Mostly sunny

41° 💧 None 💨 3 mph H 93%29.83 inHg

10:00 AM

Sunny

43° 💧 None 💨 3 mph H 81%29.83 inHg

11:00 AM

Sunny

46° 💧 None 💨 2 mph H 69%29.83 inHg

12:00 PM

Sunny

48° 💧 None 💨 2 mph H 61%29.83 inHg

1:00 PM

Sunny

50° 💧 None 💨 4 mph H 55%29.83 inHg

2:00 PM

Mostly sunny

51° 💧 None 💨 5 mph H 52%29.83 inHg

3:00 PM

Sunny

51° 💧 None 💨 5 mph H 48%29.83 inHg

4:00 PM

Sunny

52° 💧 None 💨 5 mph H 45%29.83 inHg

5:00 PM

Sunny

52° 💧 None 💨 4 mph H 43%29.83 inHg

6:00 PM

Sunny

51° 💧 None 💨 4 mph H 44%29.83 inHg

7:00 PM

Sunny

49° 💧 0.000 in 💨 2 mph H 62%29.85 inHg

8:00 PM

Sunny

45° 💧 None 💨 1 mph H 66%29.85 inHg

9:00 PM

Clear night

43° 💧 None 💨 1 mph H 74%29.85 inHg

10:00 PM

Clear night

41° 💧 None 💨 1 mph H 82%29.85 inHg

11:00 PM

Clear night

39° 💧 None 💨 3 mph H 87%29.88 inHg

Thursday

12:00 AM

Clear night

38° 💧 None 💨 3 mph H 90%29.88 inHg

1:00 AM

Clear night

37° 💧 None 💨 2 mph H 95%29.88 inHg

2:00 AM

Fog at night

37° 💧 None 💨 1 mph H 97%29.88 inHg

3:00 AM

Fog at night

37° 💧 None 💨 1 mph H 98%29.88 inHg

4:00 AM

Fog at night

36° 💧 None 💨 2 mph H 99%29.88 inHg

5:00 AM

Fog at night

36° 💧 None 💨 3 mph H 98%29.88 inHg

6:00 AM

Fog at night

36° 💧 None 💨 4 mph H 98%29.88 inHg

7:00 AM

Fog at night

36° 💧 None 💨 4 mph H 98%29.88 inHg

8:00 AM

Fog

35° 💧 None 💨 3 mph H 98%29.88 inHg

9:00 AM

Fog

37° 💧 None 💨 5 mph H 98%29.88 inHg

10:00 AM

Fog

41° 💧 None 💨 4 mph H 97%29.88 inHg

11:00 AM

Mostly cloudy

44° 💧 None 💨 3 mph H 90%29.88 inHg

12:00 PM

Mostly cloudy

48° 💧 None 💨 3 mph H 77%29.88 inHg

1:00 PM

Overcast

50° 💧 None 💨 3 mph H 65%29.88 inHg

2:00 PM

Mostly cloudy

52° 💧 None 💨 3 mph H 59%29.88 inHg

3:00 PM

Overcast

53° 💧 None 💨 4 mph H 57%29.88 inHg

4:00 PM

Overcast

53° 💧 None 💨 5 mph H 59%29.85 inHg

Friday

1:00 AM

Overcast night

49° 💧 None 💨 10 mph H 70%29.74 inHg

4:00 AM

Light rain

48° 💧 None 💨 11 mph H 77%29.68 inHg

7:00 AM

Overcast night

51° 💧 None 💨 14 mph H 70%29.56 inHg

10:00 AM

Light rain

50° 💧 None 💨 13 mph H 84%29.50 inHg

1:00 PM

Light rain

50° 💧 None 💨 9 mph H 85%29.50 inHg

4:00 PM

Mostly cloudy

52° 💧 None 💨 9 mph H 66%29.47 inHg

7:00 PM

Overcast

50° 💧 None 💨 3 mph H 79%29.47 inHg

10:00 PM

Overcast night

48° 💧 None 💨 9 mph H 80%29.44 inHg

Saturday

1:00 AM

Light rain

47° 💧 None 💨 8 mph H 85%29.44 inHg

4:00 AM

Light rain

47° 💧 None 💨 11 mph H 96%29.41 inHg

7:00 AM

Moderate rain

47° 💧 None 💨 11 mph H 97%29.35 inHg

10:00 AM

Light rain

49° 💧 None 💨 9 mph H 93%29.35 inHg

1:00 PM

Moderate rain

52° 💧 None 💨 11 mph H 86%29.35 inHg

4:00 PM

Partly cloudy

51° 💧 None 💨 9 mph H 90%29.35 inHg

7:00 PM

Light rain

49° 💧 None 💨 6 mph H 94%29.35 inHg

10:00 PM

Light rain

46° 💧 None 💨 0 mph H 97%29.35 inHg

Sunday

1:00 AM

Light rain

47° 💧 None 💨 4 mph H 88%29.35 inHg

4:00 AM

Moderate rain

46° 💧 None 💨 5 mph H 92%29.35 inHg

7:00 AM

Overcast night

44° 💧 None 💨 7 mph H 97%29.35 inHg

10:00 AM

Mostly cloudy

45° 💧 None 💨 7 mph H 95%29.38 inHg

1:00 PM

Moderate rain

49° 💧 None 💨 8 mph H 87%29.41 inHg

4:00 PM

Light rain

50° 💧 None 💨 5 mph H 78%29.44 inHg

7:00 PM

Light rain

48° 💧 None 💨 5 mph H 85%29.47 inHg

10:00 PM

Mostly cloudy night

45° 💧 None 💨 4 mph H 99%29.50 inHg

Monday

4:00 AM

Overcast night

47° 💧 None 💨 8 mph H 91%29.56 inHg

10:00 AM

Light rain

44° 💧 None 💨 6 mph H 96%29.56 inHg

4:00 PM

Light rain

45° 💧 None 💨 3 mph H 91%29.56 inHg

10:00 PM

Partly cloudy night

49° 💧 None 💨 6 mph H 75%29.56 inHg

Tuesday

4:00 AM

Light rain

43° 💧 None 💨 2 mph H 99%29.59 inHg

10:00 AM

Overcast

42° 💧 None 💨 1 mph H 99%29.59 inHg

4:00 PM

Partly cloudy

43° 💧 None 💨 1 mph H 90%29.62 inHg

10:00 PM

Mostly clear night

48° 💧 None 💨 4 mph H 53%29.62 inHg

Wednesday

4:00 AM

Mostly cloudy night

46° 💧 None 💨 4 mph H 59%29.65 inHg

10:00 AM

Overcast

46° 💧 None 💨 10 mph H 60%29.65 inHg

4:00 PM

Partly cloudy

46° 💧 None 💨 8 mph H 60%29.68 inHg

10:00 PM

Clear night

49° 💧 None 💨 6 mph H 50%29.68 inHg

Thursday

4:00 AM

Mostly clear night

46° 💧 None 💨 10 mph H 61%29.68 inHg

10:00 AM

Sunny

42° 💧 None 💨 5 mph H 77%29.74 inHg

4:00 PM

Partly cloudy

39° 💧 None 💨 3 mph H 94%29.77 inHg

10:00 PM

Partly cloudy night

47° 💧 None 💨 5 mph H 63%29.77 inHg

Friday

4:00 AM

Overcast night

44° 💧 None 💨 5 mph H 83%29.83 inHg

10:00 AM

Overcast

46° 💧 None 💨 8 mph H 80%29.83 inHg

4:00 PM

Overcast

47° 💧 None 💨 10 mph H 74%29.77 inHg

10:00 PM

Overcast night

53° 💧 None 💨 13 mph H 64%29.68 inHg

Saturday

4:00 AM

Overcast night

50° 💧 None 💨 20 mph H 73%29.56 inHg

10:00 AM

Overcast

49° 💧 None 💨 21 mph H 69%29.38 inHg

4:00 PM

Light rain

47° 💧 None 💨 21 mph H 75%29.21 inHg

10:00 PM

Light rain

46° 💧 None 💨 18 mph H 90%29.12 inHg

Sunday

4:00 AM

Light rain

46° 💧 None 💨 11 mph H 89%29.12 inHg

10:00 AM

Light rain

45° 💧 None 💨 5 mph H 86%29.18 inHg

4:00 PM

Mostly sunny

44° 💧 None 💨 13 mph H 77%29.18 inHg

10:00 PM

Mostly clear night

44° 💧 None 💨 17 mph H 53%29.32 inHg

Monday

4:00 AM

Partly cloudy night

41° 💧 None 💨 14 mph H 79%29.41 inHg

10:00 AM

Mostly cloudy

39° 💧 None 💨 6 mph H 98%29.47 inHg

4:00 PM

Partly cloudy

40° 💧 None 💨 4 mph H 85%29.50 inHg

10:00 PM

Partly cloudy night

45° 💧 None 💨 7 mph H 59%29.56 inHg

Tuesday

4:00 AM

Mostly clear night

41° 💧 None 💨 4 mph H 79%29.62 inHg

10:00 AM

Sunny

38° 💧 None 💨 9 mph H 93%29.68 inHg

4:00 PM

Mostly sunny

38° 💧 None 💨 8 mph H 94%29.71 inHg

10:00 PM

Light rain

43° 💧 None 💨 3 mph H 65%29.74 inHg

In Nikiski and, more broadly, across the state of Alaska: Tonight will be mostly cloudy with temperatures remaining cool, ranging from 51 to 53 degrees Fahrenheit. Light northwest winds will persist, generally around 5 mph, with occasional gusts up to 11 mph. No significant rainfall is expected during the evening hours, so dry conditions will continue through the night. Temperatures are expected to stay steady, providing a relatively mild night despite the cloud cover. The breeze will remain gentle, ensuring a calm and quiet evening for outdoor activities or rest.

15-Day Weather Outlook for Nikiski

TomorrowTomorrow

Mostly sunny 52°/39° 💧 None 💨 8 mph

Thursday, Sep 24Thu Sep 24

Mostly cloudy 53°/35° 💧 None 💨 5 mph

Friday, Sep 25Fri Sep 25

Light rain 52°/48° 💧 0.210 in 💨 14 mph

Saturday, Sep 26Sat Sep 26

Moderate rain 52°/46° 💧 0.989 in 💨 11 mph

Sunday, Sep 27Sun Sep 27

Moderate rain 50°/44° 💧 0.451 in 💨 8 mph

Monday, Sep 28Mon Sep 28

Light rain 49°/44° 💧 0.202 in 💨 8 mph

Tuesday, Sep 29Tue Sep 29

Light rain 48°/42° 💧 0.100 in 💨 4 mph

Wednesday, Sep 30Wed Sep 30

Mostly cloudy 49°/46° 💧 0.001 in 💨 10 mph

Thursday, Oct 1Thu Oct 1

Mostly sunny 47°/39° 💧 None 💨 10 mph

Friday, Oct 2Fri Oct 2

Overcast 53°/44° 💧 None 💨 13 mph

Saturday, Oct 3Sat Oct 3

Light rain 50°/46° 💧 0.177 in 💨 21 mph

Sunday, Oct 4Sun Oct 4

Light rain 46°/44° 💧 0.538 in 💨 17 mph

Monday, Oct 5Mon Oct 5

Partly cloudy 45°/39° 💧 0.038 in 💨 14 mph

Tuesday, Oct 6Tue Oct 6

Light rain 43°/38° 💧 0.014 in 💨 9 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Nikiski

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Nikiski

Hourly forecast · Updated every 2 hours

Good

Nearest forecast value 5:00 AM

PM2.5 Fine particles Good 0,5µg/m³

Microscopic particles that can penetrate deep into the lungs. Elevated concentrations can especially affect children, older adults and people with respiratory conditions.

PM10 Particulate matter Good 1,1µg/m³

Includes dust, pollen and other airborne particles. High concentrations may irritate the respiratory system.

O₃ Ozone Good 54,2µg/m³

Ground-level ozone can irritate the eyes and respiratory system when concentrations are elevated.

NO₂ Nitrogen dioxide Good 1,0µg/m³

A gas emitted mainly by traffic and some industrial activity. High exposure can affect respiratory health.

Air quality is favorable for outdoor activities.

UV & HEALTH

UV, Sun & Health Outlook in Nikiski

Maximum daily UV Today, tomorrow and the following day show the maximum UV index forecast for each day.

0–2 Low 3–5 Moderate 6–7 High 8–10 Very high 11+ Extreme

Today UV 1,6Low 😊Good

Tomorrow UV 1,7Low 🙂Fair

Thursday UV 1,7Low 🙂Fair

Friday UV 0,6Low 🙂Fair

Saturday UV 3,0Moderate 🙂Fair

Sunday UV 2,0Low —Unavailable

Monday UV 3,0Moderate —Unavailable

Hourly UV index today

7:00 AMUV 0,0 8:00 AMUV 0,0 9:00 AMUV 0,1 10:00 AMUV 0,3 11:00 AMUV 0,7 12:00 PMUV 1,1 1:00 PMUV 1,4 2:00 PMUV 1,6 3:00 PMUV 1,5 4:00 PMUV 1,1 5:00 PMUV 0,7 6:00 PMUV 0,4

Today's weather health advice Open today's recommendations.

Low UV risk

UV radiation will be low, although basic protection is still advisable during prolonged exposure.

Good air quality

Air quality is good and outdoor activities can be enjoyed normally.

Cold conditions

Dress warmly and protect your hands and feet if you will be outdoors for an extended period.

Good conditions for outdoor activities

Outdoor activities can generally be enjoyed normally, with sun protection adjusted to the UV level.

WIND OUTLOOK

Hourly Wind Forecast for Nikiski

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

NIGHT SKY · NIKISKI, ALASKA

Tonight's Stargazing & Shooting Stars

Local night-sky conditions and meteor activity for Jasper.

25/100Best-hour score

No good viewing window tonight Astronomical darkness exists, but current sky conditions are unfavorable.

☁ Cloud cover 96% Real hourly forecast for the best viewing hour.

☾ Moonlight 82% Waxing Gibbous · Moon below the horizon at the best viewing hour.

☄ Meteor activity Southern Taurids Reference ZHR 7 · Radiant 44° high at the best hour.

✦ Estimated visible meteors Poor visibility Meteor activity may occur above the clouds, but local viewing conditions are not suitable.

Chance ≥1 meteor in 30 minNot meaningful

UPCOMING METEOR PERIODSStart, peak and end dates · weather should be checked closer to the peak.

SEP 20–NOV 20

Southern TauridsStart SEP 20 · Peak NOV 5 · End NOV 20 · ZHR 7 · 20% Moon at peak

ACTIVE NOW

OCT 2–NOV 7

OrionidsStart OCT 2 · Peak OCT 21 · End NOV 7 · ZHR 20 · 77% Moon at peak

UPCOMING

OCT 20–DEC 10

Northern TauridsStart OCT 20 · Peak NOV 12 · End DEC 10 · ZHR 5 · 7% Moon at peak

UPCOMING

NOV 6–NOV 30

LeonidsStart NOV 6 · Peak NOV 17 · End NOV 30 · ZHR 15 · 52% Moon at peak

UPCOMING

Experimental local observing estimate. Weather values come from the hourly forecast already used on this page. Moon position and astronomical darkness are calculated locally from time and coordinates. Meteor-shower ZHR describes ideal conditions and is not the number of meteors a person should expect to see locally.

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Forecast data for Nikiski were last refreshed today at 4:44 AM. The current forecast period extends through 24/09/2026 at 2:00 AM. Weather, air-quality and UV-index data are provided through WEATHER-INFO.COM. Forecasts are produced automatically from the latest available data and are subject to periodic technical checks. This service is intended for general weather information.