Iris, MT Weather Forecast
Local 7-day forecast
Mostly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Iris, MT in one place.
Mostly sunny. High near 47, with temperatures falling to around 42 in the afternoon. West wind around 5 mph.
Local Weather Overview
This forecast page for Iris, 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: Nov 5, 2026 4:50 PM MST.
The active forecast window currently covers Nov 6 to Nov 11, 2026 for Iris, MT.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Nov 6 to Nov 11, 2026
- Latest sync
- Nov 5, 2026 4:50 PM MST
- Forecast office
- MSO
- Source
- NOAA / NWS
Daily Outlook
This Week in Iris
Veterans Day looks like the warmest upcoming period in Iris at 56 degrees F.
Sunday Night is the coolest period ahead with temperatures near 30 degrees F.
The strongest winds are forecast for Sunday at about 5 to 9 mph SW.
The forecast from Nov 6 through Nov 11 stays mostly dry.
Forecast Details
- Last updated
- Nov 5, 2026 4:50 PM MST
- Coverage
- 7 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 33. Southwest wind around 6 mph.
Mostly sunny, with a high near 55. South southwest wind 1 to 5 mph.
Partly cloudy, with a low around 35.
Partly sunny, with a high near 50.
Mostly cloudy, with a low around 30.
Patchy fog between 7am and 8am. Partly sunny, with a high near 49.
Mostly cloudy, with a low around 33.
Mostly sunny, with a high near 53.
Partly cloudy, with a low around 35.
Mostly sunny, with a high near 56.
Partly cloudy, with a low around 35.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Friday
Nov 6
|
Mostly Sunny
|
47°F |
5 mph
W
|
|
Friday Night
Nov 6
|
Mostly Cloudy
|
33°F |
6 mph
SW
|
|
Saturday
Nov 7
|
Mostly Sunny
|
55°F |
1 to 5 mph
SSW
|
|
Saturday Night
Nov 7
|
Partly Cloudy
|
35°F |
1 to 7 mph
SSE
|
|
Sunday
Nov 8
|
Partly Sunny
|
50°F |
5 to 9 mph
SW
|
|
Sunday Night
Nov 8
|
Mostly Cloudy
|
30°F |
1 to 5 mph
WSW
|
|
Monday
Nov 9
|
Patchy Fog then Partly Sunny
|
49°F |
2 mph
N
|
|
Monday Night
Nov 9
|
Mostly Cloudy
|
33°F |
0 to 5 mph
WSW
|
|
Tuesday
Nov 10
|
Mostly Sunny
|
53°F |
2 to 6 mph
SW
|
|
Tuesday Night
Nov 10
|
Partly Cloudy
|
35°F |
2 to 6 mph
SW
|
|
Veterans Day
Nov 11
|
Mostly Sunny
|
56°F |
1 to 5 mph
SSW
|
|
Wednesday Night
Nov 11
|
Partly Cloudy
|
35°F |
1 to 5 mph
S
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Iris.