Local weather forecast

Weather in Saint John, WA

Updated 2026-08-11 09:00 local time · ZIP codes 99171

Sunny
Now66°F

Sunny

High / Low88° / 57°
Rain chance1%
Wind12 mph
Weather alerts

Active alerts

1
Air Quality Alert issued August 10 at 4:33PM PDT by NWS Spokane WA

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.

Hourly

Next hours

NowSunny66°1% rain
10 AMSmoky haze73°1% rain
11 AMSunny81°1% rain
12 PMSunny84°0% rain
1 PMSunny86°0% rain
2 PMSunny87°0% rain
3 PMSunny88°0% rain
4 PMSunny88°0% rain
5 PMSunny87°0% rain
6 PMSunny86°0% rain
7 PMSunny83°0% rain
8 PMSunny77°0% rain
Forecast

3-day weather forecast

Today2026-08-11
Sunny
88° 57°Sunny
Rain 1%Gust 14 mph
Tomorrow2026-08-12
Smoky haze
85° 63°Smoky haze
Rain 1%Gust 13 mph
Thursday2026-08-13
Smoky haze
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

Weather near Saint John

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