Carter County, MT Weather Forecast
County weather hub
Sunny
Compare major city weather across Carter County, scan the latest forecast snapshots, and jump into local 7-day outlook pages from one hub.
Sunny, with a high near 71. Northwest wind 3 to 10 mph.
County Weather Overview
This county weather page brings together forecast coverage for Carter County so visitors can compare temperatures, wind, and conditions across the region without hopping between unrelated pages.
Current forecast coverage spans 0 of 0 mapped cities in Carter County.
Page Snapshot
- Page focus
- county weather
- Forecast window
- May 12 to May 17, 2026
- Latest sync
- May 11, 2026 3:08 AM MDT
- Forecast office
- BYZ
- Source
- NOAA / NWS
Daily Outlook
This Week in Carter County
Wednesday looks like the warmest upcoming period in Carter County at 86 degrees F.
Tuesday Night is the coolest period ahead with temperatures near 43 degrees F.
The strongest winds are forecast for Thursday at about 8 to 20 mph W.
Precipitation is mentioned in 5 upcoming forecast periods.
Forecast Details
- Last updated
- May 11, 2026 3:08 AM MDT
- Coverage
- 6 days
- Time zone
- America/Denver
- Forecast office
- BYZ
- Radar station
- KUDX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Mostly clear, with a low around 43. East northeast wind 2 to 6 mph.
Sunny, with a high near 86. Southeast wind 5 to 18 mph.
Partly cloudy, with a low around 56. Southeast wind 9 to 17 mph.
Mostly sunny. High near 82, with temperatures falling to around 79 in the afternoon. West wind 8 to 20 mph.
A chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 49. Northwest wind 6 to 17 mph. Chance of precipitation is 30%.
Sunny, with a high near 76. West northwest wind 6 to 17 mph.
A chance of rain showers. Partly cloudy, with a low around 48. Northwest wind 5 to 13 mph. Chance of precipitation is 30%.
A chance of rain showers. Partly sunny. High near 75, with temperatures falling to around 73 in the afternoon. Northwest wind 6 to 13 mph. Chance of precipitation is 30%.
A chance of rain showers. Partly cloudy, with a low around 45. North northwest wind 6 to 10 mph. Chance of precipitation is 30%.
A slight chance of rain showers before noon. Mostly sunny, with a high near 66. Northwest wind 9 to 20 mph.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tuesday
May 12
|
Sunny
|
71°F |
3 to 10 mph
NW
|
|
Tuesday Night
May 12
|
Mostly Clear
|
43°F |
2 to 6 mph
ENE
|
|
Wednesday
May 13
|
Sunny
|
86°F |
5 to 18 mph
SE
|
|
Wednesday Night
May 13
|
Partly Cloudy
|
56°F |
9 to 17 mph
SE
|
|
Thursday
May 14
|
Mostly Sunny
|
82°F |
8 to 20 mph
W
|
|
Thursday Night
May 14
|
Chance Showers And Thunderstorms then Partly Cloudy
|
49°F |
6 to 17 mph
NW
|
|
Friday
May 15
|
Sunny
|
76°F |
6 to 17 mph
WNW
|
|
Friday Night
May 15
|
Chance Rain Showers
|
48°F |
5 to 13 mph
NW
|
|
Saturday
May 16
|
Chance Rain Showers
|
75°F |
6 to 13 mph
NW
|
|
Saturday Night
May 16
|
Chance Rain Showers
|
45°F |
6 to 10 mph
NNW
|
|
Sunday
May 17
|
Slight Chance Rain Showers then Mostly Sunny
|
66°F |
9 to 20 mph
NW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Carter County.
Nearby forecast pages are not available for this location yet.
Coverage
Forecast coverage currently spans 0 of 0 mapped cities in Carter County.