Mill Plain, WA Weather Forecast
Local 7-day forecast
Areas Of Smoke
Track current conditions, temperature changes, wind, and the full daily outlook for Mill Plain, WA in one place.
Areas of smoke. Sunny, with a high near 99. Heat index values as high as 95. North northwest wind 2 to 7 mph.
Local Weather Overview
This forecast page for Mill Plain, WA is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Aug 4, 2026 11:44 AM PDT.
The active forecast window currently covers Aug 5 to Aug 10, 2026 for Mill Plain, WA.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Aug 5 to Aug 10, 2026
- Latest sync
- Aug 4, 2026 11:44 AM PDT
- Forecast office
- PQR
- Source
- NOAA / NWS
Daily Outlook
This Week in Mill Plain
Wednesday looks like the warmest upcoming period in Mill Plain at 99 degrees F.
Sunday Night is the coolest period ahead with temperatures near 55 degrees F.
The strongest winds are forecast for Saturday at about 2 to 12 mph NW.
The forecast from Aug 5 through Aug 10 stays mostly dry.
Forecast Details
- Last updated
- Aug 4, 2026 11:44 AM PDT
- Coverage
- 7 days
- Time zone
- America/Los_Angeles
- Forecast office
- PQR
- Radar station
- KRTX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Clear, with a low around 64. North wind 1 to 7 mph.
Sunny, with a high near 97. North northwest wind 0 to 6 mph.
Clear, with a low around 62.
Sunny, with a high near 92.
Mostly clear, with a low around 60.
Sunny, with a high near 87.
Mostly clear, with a low around 57.
Mostly sunny, with a high near 80.
Mostly clear, with a low around 55.
Sunny, with a high near 81.
Mostly clear, with a low around 55.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Wednesday
Aug 5
|
Areas Of Smoke
|
99°F |
2 to 7 mph
NNW
|
|
Wednesday Night
Aug 5
|
Clear
|
64°F |
1 to 7 mph
N
|
|
Thursday
Aug 6
|
Sunny
|
97°F |
0 to 6 mph
NNW
|
|
Thursday Night
Aug 6
|
Clear
|
62°F |
1 to 8 mph
NNW
|
|
Friday
Aug 7
|
Sunny
|
92°F |
1 to 9 mph
NNW
|
|
Friday Night
Aug 7
|
Mostly Clear
|
60°F |
2 to 10 mph
NNW
|
|
Saturday
Aug 8
|
Sunny
|
87°F |
2 to 12 mph
NW
|
|
Saturday Night
Aug 8
|
Mostly Clear
|
57°F |
2 to 12 mph
NW
|
|
Sunday
Aug 9
|
Mostly Sunny
|
80°F |
2 to 10 mph
NW
|
|
Sunday Night
Aug 9
|
Mostly Clear
|
55°F |
1 to 10 mph
NW
|
|
Monday
Aug 10
|
Sunny
|
81°F |
1 to 9 mph
NW
|
|
Monday Night
Aug 10
|
Mostly Clear
|
55°F |
1 to 10 mph
NNW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Mill Plain.