Chinook, MT Weather Forecast
Local 7-day forecast
Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Chinook, MT in one place.
A chance of rain showers before noon, then showers and thunderstorms. Mostly cloudy, with a high near 83. Northwest wind 6 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 80%.
Local Weather Overview
This forecast page for Chinook, MT 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: May 28, 2026 12:28 AM MDT.
The active forecast window currently covers May 30 to Jun 3, 2026 for Chinook, MT.
Page Snapshot
- Page focus
- city weather
- Forecast window
- May 30 to Jun 3, 2026
- Latest sync
- May 28, 2026 12:28 AM MDT
- Forecast office
- TFX
- Source
- NOAA / NWS
Daily Outlook
This Week in Chinook
Saturday looks like the warmest upcoming period in Chinook at 83 degrees F.
Sunday Night is the coolest period ahead with temperatures near 42 degrees F.
The strongest winds are forecast for Sunday at about 20 to 24 mph W.
Precipitation is mentioned in 8 upcoming forecast periods.
Forecast Details
- Last updated
- May 28, 2026 12:28 AM MDT
- Coverage
- 5 days
- Time zone
- America/Denver
- Forecast office
- TFX
- Radar station
- KGGW
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Showers and thunderstorms. Mostly cloudy, with a low around 48. West northwest wind 13 to 16 mph, with gusts as high as 22 mph.
Rain likely before noon, then showers and thunderstorms likely. Mostly cloudy, with a high near 64. West wind 20 to 24 mph, with gusts as high as 36 mph.
A chance of rain. Mostly cloudy, with a low around 42.
A chance of rain before noon, then a chance of showers and thunderstorms. Partly sunny, with a high near 67.
A chance of showers and thunderstorms before midnight, then a chance of rain. Mostly cloudy, with a low around 42.
A slight chance of rain. Partly sunny, with a high near 70.
A slight chance of rain before midnight. Partly cloudy, with a low around 43.
Mostly sunny, with a high near 75.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Saturday
May 30
|
Showers And Thunderstorms
|
83°F |
6 to 14 mph
NW
|
|
Saturday Night
May 30
|
Showers And Thunderstorms
|
48°F |
13 to 16 mph
WNW
|
|
Sunday
May 31
|
Light Rain Likely then Showers And Thunderstorms Likely
|
64°F |
20 to 24 mph
W
|
|
Sunday Night
May 31
|
Chance Light Rain
|
42°F |
16 to 23 mph
W
|
|
Monday
Jun 1
|
Chance Light Rain then Chance Showers And Thunderstorms
|
67°F |
16 mph
WNW
|
|
Monday Night
Jun 1
|
Chance Showers And Thunderstorms then Chance Light Rain
|
42°F |
5 to 15 mph
NW
|
|
Tuesday
Jun 2
|
Slight Chance Light Rain
|
70°F |
5 to 15 mph
WNW
|
|
Tuesday Night
Jun 2
|
Slight Chance Light Rain then Partly Cloudy
|
43°F |
3 to 14 mph
WNW
|
|
Wednesday
Jun 3
|
Mostly Sunny
|
75°F |
3 to 12 mph
WNW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Chinook.