An Air Quality Alert has been issued by the following agencies: Washington Department of Ecology Colville Confederated Tribes Environmental Protection Agency Spokane Regional Clean Air Agency An Air Quality Alert has been issued for Adams, Asotin, Chelan, Douglas, Ferry, Garfield, Grant, Lincoln, Okanogan, Pend Oreille, Spokane, Stevens, and Whitman Counties until further notice due to current and expected smoke from regional fires. Particulate matter (PM2.5) may reach Very Unhealthy levels for areas directly downwind from active wildfires. Other areas may reach Unhealthy for Sensitive Groups or worse. Intermittent clearing may occur due to windy conditions, but smoke production continues to be significant. When air quality is Unhealthy, everyone should reduce exposure. Limit time outside, avoid strenuous outdoor activity, and follow tips for cleaner indoor air. When air quality is Very Unhealthy, everyone should reduce exposure. Stay inside and filter indoor air to keep it cleaner. Go elsewhere for cleaner air, if needed.
Local weather forecast
Weather in Saint John, WA
Updated 2026-08-11 09:00 local time · ZIP codes 99171

Now66°F
Sunny
High / Low88° / 57°
Rain chance1%
Wind12 mph
Weather alerts
1Active alerts
Hourly
Next hours
Now
66°1% rain
66°1% rain10 AM
73°1% rain
73°1% rain11 AM
81°1% rain
81°1% rain12 PM
84°0% rain
84°0% rain1 PM
86°0% rain
86°0% rain2 PM
87°0% rain
87°0% rain3 PM
88°0% rain
88°0% rain4 PM
88°0% rain
88°0% rain5 PM
87°0% rain
87°0% rain6 PM
86°0% rain
86°0% rain7 PM
83°0% rain
83°0% rain8 PM
77°0% rain
77°0% rainForecast
3-day weather forecast
Today2026-08-11

88° 57°Sunny
Rain 1%Gust 14 mph
Tomorrow2026-08-12

85° 63°Smoky haze
Rain 1%Gust 13 mph
Thursday2026-08-13

86° 60°Smoky haze
Rain 1%Gust 8 mph
Conditions
Weather details
Feels like66°F
Humidity45%
Pressure30.02 inHg
Visibility10 mi
Wind12 mph SSW
Wind gusts13 mph
Precipitation0.00 in
UV index2
Daylight
Sunrise, sunset and moon
Sunrise05:42 AM
Sunset08:09 PM
Moonrise03:39 AM
Moon phaseNew Moon
Practical guide
Weather insights for today
Umbrella not essential
Rain chance stays relatively low over the next 12 hours (up to 1%).
Light layers should work
It feels like 66°F with winds near 12 mph.
Best window: 9 AM
66°F, 1% rain chance and 12 mph wind.
Driving conditions look generally normal
Visibility is around 10 mi; gusts may reach 17 mph.
Good conditions for an easy run
Current temperature is 66°F, wind 12 mph, rain chance up to 1%.
Low UV protection needs
UV index is 2.
Saint John weather today
Sunny and 66°F in Saint John, WA. Today's high is 88°F with a 1% rain chance. Winds are around 12 mph with gusts near 13 mph. Relative humidity is 45%, pressure is 30.02 inHg, and visibility is about 10 miles.
Tonight and tomorrow in Saint John
Sunrise is at 05:42 AM and sunset is at 08:09 PM. Tomorrow's forecast calls for Smoky haze with a high near 85°F and a low near 63°F. The maximum rain chance is 1%.
Nearby
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