Polaris, MT Weather Forecast
Local 7-day forecast
Chance Rain Showers then Chance Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Polaris, MT in one place.
A chance of rain showers between 7am and noon, then a chance of showers and thunderstorms between noon and 1pm, then showers and thunderstorms. Mostly cloudy, with a high near 58. West southwest wind 5 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 90%.
Local Weather Overview
This forecast page for Polaris, 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 8, 2026 12:43 AM MDT.
The active forecast window currently covers Jun 9 to Jun 14, 2026 for Polaris, MT.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jun 9 to Jun 14, 2026
- Latest sync
- Jun 8, 2026 12:43 AM MDT
- Forecast office
- TFX
- Source
- NOAA / NWS
Daily Outlook
This Week in Polaris
Friday looks like the warmest upcoming period in Polaris at 68 degrees F.
Wednesday Night is the coolest period ahead with temperatures near 28 degrees F.
The strongest winds are forecast for Wednesday at about 7 to 21 mph WNW.
Precipitation is mentioned in 5 upcoming forecast periods.
Forecast Details
- Last updated
- Jun 8, 2026 12:43 AM MDT
- Coverage
- 6 days
- Time zone
- America/Denver
- Forecast office
- TFX
- Radar station
- KMSX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A slight chance of thunderstorms and rain and snow showers likely before 9pm, then rain likely between 9pm and midnight, then a slight chance of rain and snow. Mostly cloudy, with a low around 32. West northwest wind 7 to 15 mph, with gusts as high as 29 mph. Chance of precipitation is 70%.
A chance of rain and snow before noon. Partly sunny, with a high near 53. West northwest wind 7 to 21 mph, with gusts as high as 36 mph. Chance of precipitation is 40%.
Partly cloudy, with a low around 28. Northwest wind 5 to 20 mph, with gusts as high as 37 mph.
Sunny, with a high near 65. West wind 3 to 12 mph, with gusts as high as 22 mph.
Mostly clear, with a low around 36.
Sunny, with a high near 68.
Mostly clear, with a low around 36.
A slight chance of rain before noon, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 64.
Partly cloudy, with a low around 37.
A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 68.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tuesday
Jun 9
|
Chance Rain Showers then Chance Showers And Thunderstorms
|
58°F |
5 to 16 mph
WSW
|
|
Tuesday Night
Jun 9
|
Slight Chance T-storms then Slight Chance Rain And Snow
|
32°F |
7 to 15 mph
WNW
|
|
Wednesday
Jun 10
|
Chance Rain And Snow then Partly Sunny
|
53°F |
7 to 21 mph
WNW
|
|
Wednesday Night
Jun 10
|
Partly Cloudy
|
28°F |
5 to 20 mph
NW
|
|
Thursday
Jun 11
|
Sunny
|
65°F |
3 to 12 mph
W
|
|
Thursday Night
Jun 11
|
Mostly Clear
|
36°F |
3 to 13 mph
NW
|
|
Friday
Jun 12
|
Sunny
|
68°F |
2 to 12 mph
WNW
|
|
Friday Night
Jun 12
|
Mostly Clear
|
36°F |
3 to 13 mph
NNW
|
|
Saturday
Jun 13
|
Slight Chance Light Rain then Slight Chance Showers And Thunderstorms
|
64°F |
2 to 9 mph
NNE
|
|
Saturday Night
Jun 13
|
Partly Cloudy
|
37°F |
3 to 9 mph
NNE
|
|
Sunday
Jun 14
|
Mostly Sunny then Slight Chance Showers And Thunderstorms
|
68°F |
2 to 8 mph
ENE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Polaris.