What is the weather in Onalaska right now?

Current weather in Onalaska is overcast clouds.

Where can I find the hourly weather forecast for Onalaska?

This page shows hourly weather forecast for Onalaska, including temperature, wind, precipitation, humidity and cloud cover.

Is the weather forecast for Onalaska updated regularly?

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

Now · 7:37 AM

Onalaska Weather & Hourly Forecast

United States · Washington · 98570

53°F

Overcast

Feels like: 51°F

💧 Humidity 75% 🌡 Pressure 29.91 inHg 💨 Wind 1 mph 👁 Visibility 19.5 mi ☁ Clouds 95% ☀️ UV index 0.0 · Low 🌅 Sunrise — 🌇 Sunset —

Hourly Forecast for Onalaska

Today

8:00 AM

Overcast

53° 💧 None 💨 1 mph H 75%29.91 inHg

11:00 AM

Overcast

60° 💧 None 💨 3 mph H 63%29.91 inHg

2:00 PM

Mostly cloudy

66° 💧 None 💨 4 mph H 49%29.85 inHg

5:00 PM

Overcast

62° 💧 0.106 in 💨 6 mph H 59%29.85 inHg

8:00 PM

Light rain

54° 💧 0.164 in 💨 2 mph H 98%29.88 inHg

11:00 PM

Mostly clear night

53° 💧 0.008 in 💨 2 mph H 99%29.91 inHg

Tomorrow

2:00 AM

Light rain

51° 💧 0.024 in 💨 3 mph H 98%29.94 inHg

5:00 AM

Mist at night

51° 💧 0.031 in 💨 3 mph H 99%29.94 inHg

8:00 AM

Light rain

51° 💧 0.105 in 💨 6 mph H 99%29.97 inHg

11:00 AM

Light rain

52° 💧 0.130 in 💨 7 mph H 98%30.00 inHg

2:00 PM

Light rain

54° 💧 0.091 in 💨 7 mph H 99%30.00 inHg

5:00 PM

Light rain

56° 💧 0.010 in 💨 6 mph H 99%30.03 inHg

8:00 PM

Partly cloudy night

54° 💧 0.003 in 💨 6 mph H 98%30.06 inHg

11:00 PM

Mostly cloudy night

53° 💧 0.017 in 💨 7 mph H 98%30.09 inHg

Monday

2:00 AM

Light rain

54° 💧 0.019 in 💨 7 mph H 99%30.12 inHg

5:00 AM

Light rain

53° 💧 0.021 in 💨 8 mph H 99%30.12 inHg

Today

8:00 AM

Overcast

53° 💧 None 💨 1 mph H 75%29.91 inHg

9:00 AM

Overcast

55° 💧 None 💨 1 mph H 71%29.91 inHg

10:00 AM

Overcast

58° 💧 None 💨 2 mph H 68%29.91 inHg

11:00 AM

Overcast

60° 💧 None 💨 3 mph H 63%29.91 inHg

12:00 PM

Overcast

62° 💧 None 💨 3 mph H 58%29.88 inHg

1:00 PM

Mostly cloudy

64° 💧 None 💨 4 mph H 52%29.88 inHg

2:00 PM

Mostly cloudy

66° 💧 None 💨 4 mph H 49%29.85 inHg

3:00 PM

Overcast

65° 💧 None 💨 4 mph H 49%29.85 inHg

4:00 PM

Overcast

65° 💧 None 💨 4 mph H 51%29.85 inHg

5:00 PM

Overcast

62° 💧 0.003 in 💨 6 mph H 59%29.85 inHg

6:00 PM

Light rain

57° 💧 0.030 in 💨 4 mph H 86%29.85 inHg

7:00 PM

Light rain

55° 💧 0.073 in 💨 4 mph H 97%29.88 inHg

8:00 PM

Light rain

54° 💧 0.082 in 💨 2 mph H 98%29.88 inHg

9:00 PM

Light rain

54° 💧 0.069 in 💨 4 mph H 98%29.91 inHg

10:00 PM

Light rain

53° 💧 0.013 in 💨 3 mph H 98%29.91 inHg

11:00 PM

Mostly clear night

53° 💧 0.003 in 💨 2 mph H 99%29.91 inHg

Tomorrow

12:00 AM

Mostly cloudy night

51° 💧 0.001 in 💨 2 mph H 98%29.91 inHg

1:00 AM

Light rain

51° 💧 0.004 in 💨 2 mph H 97%29.91 inHg

2:00 AM

Light rain

51° 💧 0.013 in 💨 3 mph H 98%29.94 inHg

3:00 AM

Light rain

51° 💧 0.008 in 💨 3 mph H 99%29.91 inHg

4:00 AM

Mist at night

51° 💧 0.003 in 💨 3 mph H 99%29.91 inHg

5:00 AM

Mist at night

51° 💧 0.004 in 💨 3 mph H 99%29.94 inHg

6:00 AM

Light rain

50° 💧 0.010 in 💨 3 mph H 99%29.94 inHg

7:00 AM

Light rain

50° 💧 0.017 in 💨 4 mph H 99%29.94 inHg

8:00 AM

Light rain

51° 💧 0.024 in 💨 6 mph H 99%29.97 inHg

9:00 AM

Light rain

51° 💧 0.034 in 💨 7 mph H 100%29.97 inHg

10:00 AM

Light rain

52° 💧 0.048 in 💨 8 mph H 98%29.97 inHg

11:00 AM

Light rain

52° 💧 0.035 in 💨 7 mph H 98%30.00 inHg

12:00 PM

Light rain

53° 💧 0.047 in 💨 6 mph H 98%30.00 inHg

1:00 PM

Light rain

54° 💧 0.048 in 💨 7 mph H 99%30.00 inHg

2:00 PM

Light rain

54° 💧 0.035 in 💨 7 mph H 99%30.00 inHg

3:00 PM

Light rain

55° 💧 0.025 in 💨 6 mph H 98%30.00 inHg

4:00 PM

Light rain

55° 💧 0.030 in 💨 6 mph H 99%30.03 inHg

5:00 PM

Light rain

56° 💧 0.007 in 💨 6 mph H 99%30.03 inHg

6:00 PM

Mostly cloudy

56° 💧 0.003 in 💨 6 mph H 97%30.03 inHg

7:00 PM

Partly cloudy

56° 💧 0.001 in 💨 6 mph H 98%30.03 inHg

8:00 PM

Partly cloudy night

54° 💧 0.000 in 💨 6 mph H 98%30.06 inHg

9:00 PM

Partly cloudy night

53° 💧 0.001 in 💨 6 mph H 98%30.06 inHg

10:00 PM

Partly cloudy night

53° 💧 0.001 in 💨 6 mph H 98%30.09 inHg

11:00 PM

Mostly cloudy night

53° 💧 0.003 in 💨 7 mph H 98%30.09 inHg

Monday

12:00 AM

Light rain

53° 💧 0.006 in 💨 7 mph H 98%30.09 inHg

1:00 AM

Light rain

53° 💧 0.007 in 💨 7 mph H 99%30.12 inHg

2:00 AM

Light rain

54° 💧 0.008 in 💨 7 mph H 99%30.12 inHg

3:00 AM

Light rain

54° 💧 0.005 in 💨 8 mph H 99%30.12 inHg

4:00 AM

Light rain

54° 💧 0.006 in 💨 8 mph H 99%30.12 inHg

5:00 AM

Light rain

53° 💧 0.007 in 💨 8 mph H 99%30.12 inHg

6:00 AM

Light rain

53° 💧 0.006 in 💨 8 mph H 99%30.12 inHg

7:00 AM

Light rain

53° 💧 0.008 in 💨 7 mph H 99%30.15 inHg

8:00 AM

Light rain

53° 💧 0.011 in 💨 6 mph H 98%30.15 inHg

9:00 AM

Light rain

54° 💧 0.011 in 💨 7 mph H 98%30.15 inHg

10:00 AM

Light rain

55° 💧 0.012 in 💨 8 mph H 95%30.15 inHg

11:00 AM

Light rain

58° 💧 0.006 in 💨 6 mph H 88%30.15 inHg

12:00 PM

Light rain

60° 💧 0.008 in 💨 6 mph H 80%30.15 inHg

1:00 PM

Light rain

61° 💧 0.005 in 💨 6 mph H 76%30.12 inHg

2:00 PM

Overcast

62° 💧 0.002 in 💨 5 mph H 71%30.12 inHg

3:00 PM

Mostly cloudy

63° 💧 0.001 in 💨 4 mph H 68%30.12 inHg

4:00 PM

Mostly cloudy

64° 💧 0.001 in 💨 3 mph H 66%30.09 inHg

5:00 PM

Mostly cloudy

64° 💧 0.001 in 💨 2 mph H 64%30.09 inHg

Tuesday

2:00 AM

Mostly clear night

50° 💧 None 💨 1 mph H 97%30.09 inHg

5:00 AM

Partly cloudy night

48° 💧 None 💨 1 mph H 100%30.06 inHg

8:00 AM

Overcast

51° 💧 None 💨 1 mph H 97%30.06 inHg

11:00 AM

Overcast

58° 💧 None 💨 2 mph H 78%30.09 inHg

2:00 PM

Overcast

64° 💧 None 💨 4 mph H 59%30.06 inHg

5:00 PM

Partly cloudy

66° 💧 None 💨 7 mph H 55%30.03 inHg

8:00 PM

Clear night

58° 💧 None 💨 5 mph H 78%30.06 inHg

11:00 PM

Clear night

53° 💧 None 💨 2 mph H 92%30.12 inHg

Wednesday

2:00 AM

Clear night

50° 💧 None 💨 1 mph H 95%30.15 inHg

5:00 AM

Clear night

49° 💧 None 💨 1 mph H 96%30.15 inHg

8:00 AM

Sunny

52° 💧 None 💨 0 mph H 93%30.18 inHg

11:00 AM

Sunny

67° 💧 None 💨 3 mph H 63%30.18 inHg

2:00 PM

Sunny

77° 💧 None 💨 8 mph H 44%30.12 inHg

5:00 PM

Sunny

76° 💧 None 💨 10 mph H 48%30.09 inHg

8:00 PM

Clear night

64° 💧 None 💨 5 mph H 72%30.09 inHg

11:00 PM

Clear night

56° 💧 None 💨 2 mph H 93%30.12 inHg

Thursday

2:00 AM

Clear night

53° 💧 None 💨 1 mph H 97%30.09 inHg

5:00 AM

Clear night

50° 💧 None 💨 1 mph H 99%30.12 inHg

8:00 AM

Partly cloudy

51° 💧 None 💨 1 mph H 96%30.12 inHg

11:00 AM

Sunny

68° 💧 None 💨 3 mph H 63%30.12 inHg

2:00 PM

Sunny

78° 💧 None 💨 5 mph H 46%30.09 inHg

5:00 PM

Sunny

79° 💧 None 💨 6 mph H 43%30.06 inHg

8:00 PM

Clear night

65° 💧 None 💨 3 mph H 74%30.06 inHg

11:00 PM

Clear night

57° 💧 None 💨 1 mph H 93%30.09 inHg

Friday

5:00 AM

Clear night

58° 💧 None 💨 1 mph H 94%30.09 inHg

11:00 AM

Partly cloudy

52° 💧 None 💨 1 mph H 98%30.09 inHg

5:00 PM

Sunny

69° 💧 None 💨 2 mph H 64%30.09 inHg

11:00 PM

Clear night

82° 💧 None 💨 5 mph H 46%30.00 inHg

Saturday

5:00 AM

Clear night

60° 💧 None 💨 2 mph H 92%30.00 inHg

11:00 AM

Mostly cloudy

54° 💧 None 💨 0 mph H 99%30.00 inHg

5:00 PM

Overcast

65° 💧 None 💨 2 mph H 74%30.06 inHg

11:00 PM

Partly cloudy night

77° 💧 None 💨 2 mph H 48%29.94 inHg

Sunday

5:00 AM

Mostly clear night

56° 💧 None 💨 3 mph H 93%30.06 inHg

11:00 AM

Overcast

54° 💧 None 💨 1 mph H 96%30.06 inHg

5:00 PM

Overcast

63° 💧 None 💨 1 mph H 69%30.06 inHg

11:00 PM

Overcast night

69° 💧 None 💨 4 mph H 53%29.97 inHg

Monday

5:00 AM

Clear night

55° 💧 None 💨 4 mph H 92%30.03 inHg

11:00 AM

Partly cloudy

49° 💧 None 💨 0 mph H 100%30.00 inHg

5:00 PM

Overcast

58° 💧 None 💨 3 mph H 82%30.00 inHg

11:00 PM

Clear night

69° 💧 None 💨 7 mph H 54%29.91 inHg

Tuesday

5:00 AM

Clear night

54° 💧 None 💨 4 mph H 94%29.91 inHg

11:00 AM

Overcast

51° 💧 None 💨 2 mph H 100%29.94 inHg

5:00 PM

Overcast

58° 💧 None 💨 3 mph H 84%29.97 inHg

11:00 PM

Overcast night

65° 💧 None 💨 6 mph H 63%29.94 inHg

Wednesday

5:00 AM

Mostly clear night

54° 💧 None 💨 1 mph H 88%30.03 inHg

11:00 AM

Overcast

48° 💧 None 💨 1 mph H 100%30.06 inHg

5:00 PM

Partly cloudy

61° 💧 None 💨 1 mph H 63%30.09 inHg

11:00 PM

Clear night

69° 💧 None 💨 4 mph H 44%30.06 inHg

Thursday

5:00 AM

Clear night

53° 💧 None 💨 4 mph H 92%30.09 inHg

11:00 AM

Partly cloudy

47° 💧 None 💨 1 mph H 99%30.12 inHg

5:00 PM

Sunny

62° 💧 None 💨 5 mph H 68%30.15 inHg

11:00 PM

Mostly clear night

70° 💧 None 💨 9 mph H 48%30.09 inHg

Friday

5:00 AM

Clear night

53° 💧 None 💨 3 mph H 88%30.15 inHg

11:00 AM

Mostly sunny

48° 💧 None 💨 1 mph H 98%30.15 inHg

5:00 PM

Sunny

64° 💧 None 💨 3 mph H 64%30.15 inHg

11:00 PM

Clear night

76° 💧 None 💨 7 mph H 44%30.06 inHg

Saturday

5:00 AM

Clear night

57° 💧 None 💨 1 mph H 86%30.06 inHg

11:00 AM

Mostly sunny

53° 💧 None 💨 0 mph H 94%30.06 inHg

5:00 PM

Sunny

68° 💧 None 💨 2 mph H 61%30.06 inHg

11:00 PM

Clear night

79° 💧 None 💨 5 mph H 39%29.97 inHg

In Onalaska and, more broadly, across the state of Washington: This morning, expect mostly cloudy skies with mild temperatures ranging from 51 to 64 degrees Fahrenheit. Winds will be coming from the east at around 10 mph, with gusts reaching up to 15 mph. Light rain may occur, with an estimated accumulation of about 0.01 inches and a maximum probability of 38%. As the day progresses into the afternoon, mostly cloudy conditions will persist, and there may still be brief periods of light rain. Temperatures will remain mild, staying within the same range. Winds will continue from the east at similar speeds, occasionally gusting a bit stronger. Overall, the weather will be relatively subdued, with only a slight chance of light rain and moderate winds throughout the day.

15-Day Weather Outlook for Onalaska

TomorrowTomorrow

Overcast 62°/50° 💧 None 💨 8 mph

Monday, Sep 14Mon Sep 14

Mostly cloudy 64°/53° 💧 None 💨 8 mph

Tuesday, Sep 15Tue Sep 15

Overcast 64°/48° 💧 0.342 in 💨 4 mph

Wednesday, Sep 16Wed Sep 16

Partly cloudy 77°/49° 💧 0.001 in 💨 8 mph

Thursday, Sep 17Thu Sep 17

Partly cloudy 78°/50° 💧 None 💨 10 mph

Friday, Sep 18Fri Sep 18

Partly cloudy 79°/52° 💧 0.348 in 💨 6 mph

Saturday, Sep 19Sat Sep 19

Mostly cloudy 82°/54° 💧 None 💨 5 mph

Sunday, Sep 20Sun Sep 20

Overcast 77°/54° 💧 0.001 in 💨 3 mph

Monday, Sep 21Mon Sep 21

Overcast 69°/49° 💧 0.001 in 💨 4 mph

Tuesday, Sep 22Tue Sep 22

Overcast 69°/51° 💧 0.001 in 💨 7 mph

Wednesday, Sep 23Wed Sep 23

Overcast 65°/48° 💧 0.005 in 💨 6 mph

Thursday, Sep 24Thu Sep 24

Partly cloudy 69°/47° 💧 None 💨 4 mph

Friday, Sep 25Fri Sep 25

Mostly sunny 70°/48° 💧 None 💨 9 mph

Saturday, Sep 26Sat Sep 26

Mostly sunny 76°/53° 💧 None 💨 7 mph

Sunday, Sep 27Sun Sep 27

Sunny 79°/68° 💧 None 💨 5 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Onalaska

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Onalaska

Hourly forecast · Updated every 2 hours

Good

Nearest forecast value 8:00 AM

PM2.5 Fine particles Good 2,4µg/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 5,4µg/m³

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

O₃ Ozone Good 31,3µg/m³

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

NO₂ Nitrogen dioxide Good 4,7µg/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 Onalaska

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 3,9Moderate 😊Good

Tomorrow UV 2,8Low 🙂Fair

Monday UV 5,1Moderate 🙂Fair

Tuesday UV 6,0High 🙂Fair

Wednesday UV 7,0High 😊Good

Thursday UV 7,0High —Unavailable

Friday UV 7,0High —Unavailable

Hourly UV index today

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

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

Moderate UV risk

Sunglasses and sun protection are recommended for prolonged exposure.

Good air quality

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

Comfortable temperature conditions

Temperatures should feel comfortable for most people, with no particular heat or cold precautions needed.

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 Onalaska

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

NIGHT SKY · ONALASKA, WASHINGTON

Tonight's Stargazing & Shooting Stars

Good observing conditions. Best local viewing window: 11:00 PM–12:00 AM.

75/100Best-hour score

BEST TIME TONIGHT 11:00 PM–12:00 AM Astronomical darkness: 9:13 PM–5:02 AM

☁ Cloud cover 24% Real hourly forecast for the best viewing hour.

☾ Moonlight 2% New Moon · Moon below the horizon at the best viewing hour.

☄ Meteor activity September ε-Perseids Reference ZHR 8 · Radiant 29° high at the best hour.

✦ Estimated visible meteors 0–2/hour Local estimate after weather, moonlight and radiant-height adjustments.

Chance ≥1 meteor in 30 min45%

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

SEP 5–SEP 21

September ε-PerseidsStart SEP 5 · Peak SEP 9 · End SEP 21 · ZHR 8 · 6% Moon at peak

ACTIVE NOW

SEP 20–NOV 20

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

UPCOMING

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

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 Onalaska were last refreshed today at 7:37 AM. The current forecast period extends through 14/09/2026 at 5:00 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.