Cowan, MT Weather Forecast
Local 7-day forecast
Partly Sunny then Chance Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Cowan, MT in one place.
A chance of rain between 1pm and 3pm, then a chance of showers and thunderstorms between 3pm and 5pm, then a slight chance of showers and thunderstorms. Partly sunny. High near 77, with temperatures falling to around 72 in the afternoon. East southeast wind around 3 mph. Chance of precipitation is 40%.
Local Weather Overview
This forecast page for Cowan, 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: Sep 16, 2026 3:56 PM MDT.
The active forecast window currently covers Sep 17 to Sep 22, 2026 for Cowan, MT.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Sep 17 to Sep 22, 2026
- Latest sync
- Sep 16, 2026 3:56 PM MDT
- Forecast office
- TFX
- Source
- NOAA / NWS
Daily Outlook
This Week in Cowan
Thursday looks like the warmest upcoming period in Cowan at 77 degrees F.
Tuesday Night is the coolest period ahead with temperatures near 45 degrees F.
The strongest winds are forecast for Thursday Night at about 5 to 8 mph SSE.
Precipitation is mentioned in 6 upcoming forecast periods.
Forecast Details
- Last updated
- Sep 16, 2026 3:56 PM MDT
- Coverage
- 7 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 after 11pm. Mostly cloudy, with a low around 51. South southeast wind 5 to 8 mph. Chance of precipitation is 20%.
A chance of rain before noon, then showers and thunderstorms. Mostly cloudy, with a high near 72. Southwest wind around 3 mph. Chance of precipitation is 80%.
Showers and thunderstorms before midnight, then rain. Cloudy, with a low around 49. South southwest wind 0 to 5 mph. Chance of precipitation is 100%.
Rain before noon, then showers and thunderstorms. Mostly cloudy, with a high near 67. West southwest wind 0 to 3 mph.
A chance of showers and thunderstorms before midnight, then a slight chance of rain. Mostly cloudy, with a low around 46. West southwest wind around 5 mph.
Sunny, with a high near 73.
Mostly clear, with a low around 46.
Sunny, with a high near 75.
Mostly clear, with a low around 46.
Sunny, with a high near 76.
Mostly clear, with a low around 45.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Thursday
Sep 17
|
Partly Sunny then Chance Showers And Thunderstorms
|
77°F |
3 mph
ESE
|
|
Thursday Night
Sep 17
|
Slight Chance Light Rain
|
51°F |
5 to 8 mph
SSE
|
|
Friday
Sep 18
|
Chance Light Rain then Showers And Thunderstorms
|
72°F |
3 mph
SW
|
|
Friday Night
Sep 18
|
Showers And Thunderstorms then Light Rain
|
49°F |
0 to 5 mph
SSW
|
|
Saturday
Sep 19
|
Light Rain then Showers And Thunderstorms
|
67°F |
0 to 3 mph
WSW
|
|
Saturday Night
Sep 19
|
Chance Showers And Thunderstorms then Slight Chance Light Rain
|
46°F |
5 mph
WSW
|
|
Sunday
Sep 20
|
Sunny
|
73°F |
1 to 5 mph
WNW
|
|
Sunday Night
Sep 20
|
Mostly Clear
|
46°F |
2 to 7 mph
SE
|
|
Monday
Sep 21
|
Sunny
|
75°F |
1 to 5 mph
WSW
|
|
Monday Night
Sep 21
|
Mostly Clear
|
46°F |
2 to 6 mph
S
|
|
Tuesday
Sep 22
|
Sunny
|
76°F |
5 mph
W
|
|
Tuesday Night
Sep 22
|
Mostly Clear
|
45°F |
2 to 6 mph
ENE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Cowan.