Big Sandy, MT Weather Forecast
Local 7-day forecast
Partly Sunny then Slight Chance Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Big Sandy, MT in one place.
A slight chance of rain between 1pm and 3pm, then a slight chance of showers and thunderstorms. Partly sunny, with a high near 73. West southwest wind 6 to 12 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.
Local Weather Overview
This forecast page for Big Sandy, 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 12:29 AM MDT.
The active forecast window currently covers Jun 9 to Jun 14, 2026 for Big Sandy, MT.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jun 9 to Jun 14, 2026
- Latest sync
- Jun 8, 2026 12:29 AM MDT
- Forecast office
- TFX
- Source
- NOAA / NWS
Daily Outlook
This Week in Big Sandy
Tuesday looks like the warmest upcoming period in Big Sandy at 73 degrees F.
Thursday Night is the coolest period ahead with temperatures near 43 degrees F.
The strongest winds are forecast for Wednesday at about 14 to 20 mph W.
Precipitation is mentioned in 11 upcoming forecast periods.
Forecast Details
- Last updated
- Jun 8, 2026 12:29 AM MDT
- Coverage
- 6 days
- Time zone
- America/Denver
- Forecast office
- TFX
- Radar station
- KTFX
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 midnight. Mostly cloudy, with a low around 46. West wind around 14 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.
A chance of rain before noon, then showers and thunderstorms likely. Mostly cloudy, with a high near 63. West wind 14 to 20 mph, with gusts as high as 36 mph. Chance of precipitation is 70%.
Showers and thunderstorms before midnight, then rain likely. Mostly cloudy, with a low around 44. West wind 13 to 20 mph, with gusts as high as 32 mph.
A chance of rain. Partly sunny, with a high near 68. West wind around 14 mph, with gusts as high as 24 mph.
A chance of rain. Partly cloudy, with a low around 43.
A slight chance of rain before noon, then a chance of showers and thunderstorms. Mostly sunny, with a high near 67.
A slight chance of showers and thunderstorms before midnight, then a chance of rain. Partly cloudy, with a low around 45.
A chance of rain before noon, then a chance of showers and thunderstorms. Partly sunny, with a high near 67.
A chance of rain. Mostly cloudy, with a low around 43.
A chance of rain. Partly sunny, with a high near 71.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tuesday
Jun 9
|
Partly Sunny then Slight Chance Showers And Thunderstorms
|
73°F |
6 to 12 mph
WSW
|
|
Tuesday Night
Jun 9
|
Slight Chance Light Rain then Mostly Cloudy
|
46°F |
14 mph
W
|
|
Wednesday
Jun 10
|
Chance Light Rain then Showers And Thunderstorms Likely
|
63°F |
14 to 20 mph
W
|
|
Wednesday Night
Jun 10
|
Showers And Thunderstorms then Light Rain Likely
|
44°F |
13 to 20 mph
W
|
|
Thursday
Jun 11
|
Chance Light Rain
|
68°F |
14 mph
W
|
|
Thursday Night
Jun 11
|
Chance Light Rain
|
43°F |
2 to 12 mph
WNW
|
|
Friday
Jun 12
|
Slight Chance Light Rain then Chance Showers And Thunderstorms
|
67°F |
3 to 10 mph
NW
|
|
Friday Night
Jun 12
|
Slight Chance Showers And Thunderstorms then Chance Light Rain
|
45°F |
3 to 10 mph
NW
|
|
Saturday
Jun 13
|
Chance Light Rain then Chance Showers And Thunderstorms
|
67°F |
5 to 9 mph
NW
|
|
Saturday Night
Jun 13
|
Chance Light Rain
|
43°F |
2 to 10 mph
NW
|
|
Sunday
Jun 14
|
Chance Light Rain
|
71°F |
2 to 7 mph
NW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Big Sandy.