Saint Ignatius, MT Weather Forecast
Local 7-day forecast
Chance Light Rain
Track current conditions, temperature changes, wind, and the full daily outlook for Saint Ignatius, MT in one place.
A chance of rain. Mostly cloudy, with a high near 63. North northwest wind 0 to 5 mph. Chance of precipitation is 30%.
Local Weather Overview
This forecast page for Saint Ignatius, 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: Jun 1, 2026 2:25 AM MDT.
The active forecast window currently covers Jun 2 to Jun 7, 2026 for Saint Ignatius, MT.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jun 2 to Jun 7, 2026
- Latest sync
- Jun 1, 2026 2:25 AM MDT
- Forecast office
- MSO
- Source
- NOAA / NWS
Daily Outlook
This Week in Saint Ignatius
Friday looks like the warmest upcoming period in Saint Ignatius at 74 degrees F.
Tuesday Night is the coolest period ahead with temperatures near 42 degrees F.
The strongest winds are forecast for Saturday Night at about 3 to 9 mph NW.
Precipitation is mentioned in 7 upcoming forecast periods.
Forecast Details
- Last updated
- Jun 1, 2026 2:25 AM MDT
- Coverage
- 6 days
- Time zone
- America/Denver
- Forecast office
- MSO
- Radar station
- KMSX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Mostly cloudy, with a low around 42. Northeast wind 1 to 6 mph.
Sunny, with a high near 72.
A chance of showers and thunderstorms after midnight. Partly cloudy, with a low around 47.
A chance of rain before noon, then showers and thunderstorms likely. Mostly cloudy, with a high near 70. New rainfall amounts between a tenth and quarter of an inch possible.
A chance of rain before midnight. Mostly cloudy, with a low around 46.
Mostly sunny, with a high near 74.
Partly cloudy, with a low around 48.
A slight chance of rain. Mostly sunny, with a high near 69.
A chance of rain. Mostly cloudy, with a low around 44.
A chance of rain. Partly sunny, with a high near 64.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tuesday
Jun 2
|
Chance Light Rain
|
63°F |
0 to 5 mph
NNW
|
|
Tuesday Night
Jun 2
|
Mostly Cloudy
|
42°F |
1 to 6 mph
NE
|
|
Wednesday
Jun 3
|
Sunny
|
72°F |
1 to 5 mph
NNW
|
|
Wednesday Night
Jun 3
|
Partly Cloudy then Chance Showers And Thunderstorms
|
47°F |
1 to 5 mph
ENE
|
|
Thursday
Jun 4
|
Chance Light Rain then Showers And Thunderstorms Likely
|
70°F |
2 to 6 mph
SW
|
|
Thursday Night
Jun 4
|
Chance Light Rain then Mostly Cloudy
|
46°F |
7 mph
SSW
|
|
Friday
Jun 5
|
Mostly Sunny
|
74°F |
6 mph
SW
|
|
Friday Night
Jun 5
|
Partly Cloudy
|
48°F |
2 to 7 mph
ENE
|
|
Saturday
Jun 6
|
Slight Chance Light Rain
|
69°F |
2 to 8 mph
WNW
|
|
Saturday Night
Jun 6
|
Chance Light Rain
|
44°F |
3 to 9 mph
NW
|
|
Sunday
Jun 7
|
Chance Light Rain
|
64°F |
3 to 8 mph
W
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Saint Ignatius.