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Now · 4:46 AM

Snoqualmie Pass Weather & Hourly Forecast

United States · Washington · 98068

Light rain
46°F
Light rain
Feels like: 42°F
💧 Humidity 96% 🌡 Pressure 29.71 inHg 💨 Wind 6 mph 👁 Visibility 11.9 mi ☁ Clouds 99% ☀️ UV index 0.0 · Low 🌅 Sunrise 6:55 AM 🌇 Sunset 6:58 PM

Hourly Forecast for Snoqualmie Pass

Today
Light rain · 5:00 AM Light rain
46° 💧 0.005 in 💨 6 mph H 96%29.71 inHg
Partly cloudy · 8:00 AM Partly cloudy
46° 💧 0.020 in 💨 7 mph H 95%29.74 inHg
Light rain · 11:00 AM Light rain
47° 💧 0.162 in 💨 4 mph H 93%29.83 inHg
Snow · 2:00 PM Snow
39° 💧 0.438 in 💨 12 mph H 100%29.97 inHg
Light rain · 5:00 PM Light rain
42° 💧 0.057 in 💨 14 mph H 98%30.00 inHg
Light rain · 8:00 PM Light rain
40° 💧 0.022 in 💨 12 mph H 100%30.09 inHg
Fog at night · 11:00 PM Fog at night
38° 💧 0.005 in 💨 6 mph H 100%30.18 inHg
Tomorrow
Fog at night · 2:00 AM Fog at night
37° 💧 0.004 in 💨 4 mph H 99%30.18 inHg
Overcast night · 5:00 AM Overcast night
37° 💧 0.001 in 💨 1 mph H 96%30.21 inHg
Mostly sunny · 8:00 AM Mostly sunny
38° 💧 None 💨 5 mph H 99%30.21 inHg
Partly cloudy · 11:00 AM Partly cloudy
44° 💧 None 💨 2 mph H 69%30.21 inHg
Mostly sunny · 2:00 PM Mostly sunny
52° 💧 None 💨 4 mph H 47%30.09 inHg
Overcast · 5:00 PM Overcast
50° 💧 None 💨 5 mph H 56%30.06 inHg
Overcast night · 8:00 PM Overcast night
41° 💧 None 💨 1 mph H 85%30.09 inHg
Overcast night · 11:00 PM Overcast night
40° 💧 None 💨 2 mph H 79%30.09 inHg
Sunday
Mostly cloudy night · 2:00 AM Mostly cloudy night
40° 💧 None 💨 3 mph H 74%30.06 inHg

In Snoqualmie Pass and, more broadly, across the state of Washington: Clear skies will persist into the evening, with temperatures remaining mild between 58 and 67 degrees Fahrenheit. Light eastward winds are expected, averaging around 2 mph, with occasional gusts reaching up to 9 mph. No precipitation is anticipated during the next few hours, providing a calm and dry evening. Temperatures will gradually cool as the night progresses, but conditions should remain comfortable and clear through the late evening and into the early morning hours.

15-Day Weather Outlook for Snoqualmie Pass

TomorrowTomorrow Overcast Overcast 52°/36° 💧 None 💨 5 mph
Sunday, Sep 27Sun Sep 27 Overcast Overcast 59°/36° 💧 None 💨 6 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Snoqualmie Pass

Vertical axis: °F · Color based on temperature
Light rain at 5:00 AM
46° Today 5:00 AM
Clear night at 6:00 AM
46° 6:00 AM
Mostly sunny at 7:00 AM
45° 7:00 AM
Partly cloudy at 8:00 AM
46° 8:00 AM
Partly cloudy at 9:00 AM
47° Today 9:00 AM
Light rain at 10:00 AM
48° 10:00 AM
Light rain at 11:00 AM
47° 11:00 AM
Light rain at 12:00 PM
43° 12:00 PM
Light rain at 1:00 PM
41° Today 1:00 PM
Snow at 2:00 PM
39° 2:00 PM
Snow at 3:00 PM
40° 3:00 PM
Moderate rain at 4:00 PM
41° 4:00 PM
Light rain at 5:00 PM
42° Today 5:00 PM
Light rain at 6:00 PM
41° 6:00 PM
Light rain at 7:00 PM
40° 7:00 PM
Light rain at 8:00 PM
40° 8:00 PM
Light rain at 9:00 PM
39° Today 9:00 PM
Light rain at 10:00 PM
38° 10:00 PM
Fog at night at 11:00 PM
38° 11:00 PM
Mist at night at 12:00 AM
37° 12:00 AM
Fog at night at 1:00 AM
37° Tomorrow 1:00 AM
Fog at night at 2:00 AM
37° 2:00 AM
Mist at night at 3:00 AM
37° 3:00 AM
Overcast night at 4:00 AM
37° 4:00 AM
Overcast night at 5:00 AM
37° Tomorrow 5:00 AM
Overcast night at 6:00 AM
37° 6:00 AM
Mostly sunny at 7:00 AM
36° 7:00 AM
Mostly sunny at 8:00 AM
38° 8:00 AM
Mostly sunny at 9:00 AM
40° Tomorrow 9:00 AM
Mostly sunny at 10:00 AM
42° 10:00 AM
Partly cloudy at 11:00 AM
44° 11:00 AM
Mostly sunny at 12:00 PM
48° 12:00 PM
Sunny at 1:00 PM
50° Tomorrow 1:00 PM
Mostly sunny at 2:00 PM
52° 2:00 PM
Mostly cloudy at 3:00 PM
52° 3:00 PM
Mostly cloudy at 4:00 PM
52° 4:00 PM
Overcast at 5:00 PM
50° Tomorrow 5:00 PM
Overcast at 6:00 PM
47° 6:00 PM
Overcast night at 7:00 PM
42° 7:00 PM
Overcast night at 8:00 PM
41° 8:00 PM
Overcast night at 9:00 PM
41° Tomorrow 9:00 PM
Overcast night at 10:00 PM
40° 10:00 PM
Overcast night at 11:00 PM
40° 11:00 PM
Overcast night at 12:00 AM
40° 12:00 AM
Overcast night at 1:00 AM
39° Sunday 1:00 AM
Mostly cloudy night at 2:00 AM
40° 2:00 AM
Partly cloudy night at 3:00 AM
39° 3:00 AM
Clear night at 4:00 AM
38° 4:00 AM
Clear night at 5:00 AM
37° Sunday 5:00 AM
Clear night at 6:00 AM
36° 6:00 AM
Sunny at 7:00 AM
36° 7:00 AM
Sunny at 8:00 AM
39° 8:00 AM
Mostly sunny at 9:00 AM
46° Sunday 9:00 AM
Partly cloudy at 10:00 AM
50° 10:00 AM
Partly cloudy at 11:00 AM
52° 11:00 AM
Sunny at 12:00 PM
55° 12:00 PM
Sunny at 1:00 PM
57° Sunday 1:00 PM
Sunny at 2:00 PM
58° 2:00 PM
Sunny at 3:00 PM
59° 3:00 PM
Sunny at 4:00 PM
58° 4:00 PM
Sunny at 5:00 PM
56° Sunday 5:00 PM

AIR QUALITY FORECAST

Air Quality Forecast for Snoqualmie Pass

Hourly forecast · Updated every 2 hours
Fair
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 0,6µg/m³

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

O₃ Ozone Fair 62,2µg/m³

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

NO₂ Nitrogen dioxide Good 0,9µg/m³

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

Air quality is acceptable for most people.

UV & HEALTH

UV, Sun & Health Outlook in Snoqualmie Pass

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 2,0Low 🙂Fair
Tomorrow UV 3,6Moderate 🙂Fair
Sunday UV 3,6Moderate 🙂Fair
Hourly UV index today
7:00 AMUV 0,0 8:00 AMUV 0,3 9:00 AMUV 1,0 10:00 AMUV 1,8 11:00 AMUV 2,0 12:00 PMUV 1,3 1:00 PMUV 1,2 2:00 PMUV 1,3 3:00 PMUV 0,5 4:00 PMUV 0,3 5:00 PMUV 0,6 6:00 PMUV 0,6
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.

Acceptable air quality

Air quality is acceptable for most people. Very sensitive people may want to reduce prolonged exertion.

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 Snoqualmie Pass

Vertical axis: mph · Horizontal axis: hours
Hourly wind speed Chart of sustained wind and maximum gusts in mph. Today 5:00 AM 6:00 AM 7:00 AM 8:00 AM Today 9:00 AM 10:00 AM 11:00 AM 12:00 PM Today 1:00 PM 2:00 PM 3:00 PM 4:00 PM Today 5:00 PM 6:00 PM 7:00 PM 8:00 PM Today 9:00 PM 10:00 PM 11:00 PM 12:00 AM Tomorrow 1:00 AM 2:00 AM 3:00 AM 4:00 AM Tomorrow 5:00 AM 6:00 AM 7:00 AM 8:00 AM Tomorrow 9:00 AM 10:00 AM 11:00 AM 12:00 PM Tomorrow 1:00 PM 2:00 PM 3:00 PM 4:00 PM Tomorrow 5:00 PM 6:00 PM 7:00 PM 8:00 PM Tomorrow 9:00 PM 10:00 PM 11:00 PM 12:00 AM Sunday 1:00 AM 2:00 AM 3:00 AM 4:00 AM Sunday 5:00 AM 6:00 AM 7:00 AM 8:00 AM Sunday 9:00 AM 10:00 AM 11:00 AM 12:00 PM Sunday 1:00 PM 2:00 PM 3:00 PM 4:00 PM Sunday 5:00 PM
Sustained wind Max gusts
NIGHT SKY · SNOQUALMIE PASS, WASHINGTON

Tonight's Stargazing & Shooting Stars

Local night-sky conditions and meteor activity for Jasper.

18/100Best-hour score
No good viewing window tonight Astronomical darkness exists, but current sky conditions are unfavorable.
☁ Cloud cover 99% Real hourly forecast for the best viewing hour.
☾ Moonlight 99% Full Moon · Moon about 7° above the horizon at the best viewing hour.
☄ Meteor activity Southern Taurids Reference ZHR 7 · Radiant 56° 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.

Forecast data for Snoqualmie Pass were last refreshed today at 4:46 AM. The current forecast period extends through 27/09/2026 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.