Tri-Cities (WA)
10 day weather forecast for Tri-Cities
Sunday, July 19th, 2026, at 14:18
today
37° 16°
tomorrow
33° 21°
Tuesday
41° 22°
Wednesday
41° 22°
Thursday
41° 23°
Friday
39° 21°
Saturday
38° 19°
more
Tri-Cities Weather Pages
Tri-Cities weather forecast
The weather forecast for Tri-Cities over the next 5 days indicates extremely hot conditions with temperatures ranging from 33 °C to 41 °C.
Light rain is expected on Thursday, accompanied by a gentle breeze.
Tri-Cities 14 days weather forecast
This weeks weather in Tri-Cities. Click on a date for detailed forecasts
Sun. 19
37°
16°
0 mm
Mon. 20
33°
21°
0 mm
Tue. 21
41°
22°
0 mm
Wed. 22
41°
22°
0 mm
Thu. 23
41°
23°
0.9 mm
Fri. 24
39°
21°
0 mm
Sat. 25
38°
19°
0 mm
Sun. 26
33°
17°
0 mm
Mon. 27
33°
14°
0 mm
Tue. 28
35°
16°
0 mm
Wed. 29
37°
16°
0 mm
Thu. 30
35°
16°
0 mm
Fri. 31
36°
16°
0 mm
Sat. 1
41°
20°
0 mm
Further Ahead
You can click on date
Access Tri-Cities weather forecasts with a simple click. Select any date for comprehensive insights on temperature, rainfall, and wind conditions.
Tri-Cities long range weather forecast
30 day weather forecast for Tri-Cities
Important Notice
Our Tri-Cities long range weather forecast is based on historical data analysis rather than real-time forecasting models. While this provides a general outlook, weather conditions can change. We recommend checking the forecast closer to your planned date for the most current information.
Rain Forecast for the Next 14 Days in Tri-Cities
The chart displays the expected rainfall values (in mm) over the next 14 days in Tri-Cities, highlighting variations in precipitation levels for specific dates. ☔
Tri-Cities Wind Speed Forecast Chart
This chart illustrates the projected daily max wind speed (in km) in Tri-Cities over the next two weeks, providing insights into periods of increased or decreased wind activity. 🌀
Frequently asked questions about the weather in Tri-Cities
How warm is it in Tri-Cities over the next 14 days?
Over the next two weeks, temperatures in Tri-Cities are expected to range from around 14 °C on the coldest nights up to about 41 °C on the warmest days. Use this range to plan what to pack and wear.
Will it rain in Tri-Cities in the next two weeks?
Yes - rain is expected on about 1 of the next 14 days in Tri-Cities, with roughly 0.9 mm of rainfall in total. It is worth keeping an umbrella or raincoat handy.
How windy is it in Tri-Cities?
Maximum wind speeds in Tri-Cities are forecast to reach about 40 km/h at their peak over the next 14 days.
When is the best time to visit Tri-Cities?
For a month-by-month look at temperatures and rainfall, see our best time to visit Tri-Cities guide.
How accurate is the 14-day forecast for Tri-Cities?
Our Tri-Cities forecast uses leading meteorological models and is most reliable over the next few days. Long-range days beyond a week show general trends and can change, so check back closer to the date for updates.
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Get accurate weather forecasts for Tri-Cities, located at latitude 46.245 and longitude -119.196. Stay updated with localized weather information tailored for Tri-Cities.
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