Mill Plain, WA Weather Forecast
Local 7-day forecast
Chance Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Mill Plain, WA in one place.
Rain before 11am, then a chance of showers and thunderstorms between 11am and 1pm, then a slight chance of showers and thunderstorms between 1pm and 2pm, then a chance of rain. Mostly cloudy, with a high near 64. West southwest wind around 15 mph, with gusts as high as 29 mph. Chance of precipitation is 80%.
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: Jun 8, 2026 6:18 AM PDT.
The active forecast window currently covers Jun 9 to Jun 14, 2026 for Mill Plain, WA.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jun 9 to Jun 14, 2026
- Latest sync
- Jun 8, 2026 6:18 AM PDT
- Forecast office
- PQR
- Source
- NOAA / NWS
Daily Outlook
This Week in Mill Plain
Sunday looks like the warmest upcoming period in Mill Plain at 96 degrees F.
Tuesday Night is the coolest period ahead with temperatures near 48 degrees F.
The strongest winds are forecast for Tuesday at about 15 mph WSW.
Precipitation is mentioned in 2 upcoming forecast periods.
Forecast Details
- Last updated
- Jun 8, 2026 6:18 AM PDT
- Coverage
- 6 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
A slight chance of rain before 11pm. Mostly cloudy, with a low around 48. West southwest wind 2 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.
Partly sunny, with a high near 67.
Partly cloudy, with a low around 49.
Sunny, with a high near 75.
Mostly clear, with a low around 50.
Sunny, with a high near 80.
Mostly clear, with a low around 53.
Sunny, with a high near 89.
Mostly clear, with a low around 60.
Sunny, with a high near 96.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tuesday
Jun 9
|
Chance Showers And Thunderstorms
|
64°F |
15 mph
WSW
|
|
Tuesday Night
Jun 9
|
Slight Chance Light Rain then Mostly Cloudy
|
48°F |
2 to 14 mph
WSW
|
|
Wednesday
Jun 10
|
Partly Sunny
|
67°F |
5 mph
WSW
|
|
Wednesday Night
Jun 10
|
Partly Cloudy
|
49°F |
1 to 5 mph
N
|
|
Thursday
Jun 11
|
Sunny
|
75°F |
1 to 10 mph
NW
|
|
Thursday Night
Jun 11
|
Mostly Clear
|
50°F |
1 to 10 mph
NNW
|
|
Friday
Jun 12
|
Sunny
|
80°F |
1 to 12 mph
NNW
|
|
Friday Night
Jun 12
|
Mostly Clear
|
53°F |
2 to 12 mph
NNW
|
|
Saturday
Jun 13
|
Sunny
|
89°F |
2 to 12 mph
N
|
|
Saturday Night
Jun 13
|
Mostly Clear
|
60°F |
3 to 12 mph
NNE
|
|
Sunday
Jun 14
|
Sunny
|
96°F |
3 to 10 mph
NE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Mill Plain.