Carter County, MT Weather Forecast
County weather hub
Mostly Sunny then Chance Light Rain
Compare major city weather across Carter County, scan the latest forecast snapshots, and jump into local 7-day outlook pages from one hub.
A chance of rain after noon. Mostly sunny. High near 62, with temperatures falling to around 56 in the afternoon. West northwest wind 6 to 17 mph. Chance of precipitation is 30%.
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
- Apr 16 to Apr 19, 2026
- Latest sync
- Apr 13, 2026 3:10 PM MDT
- Forecast office
- BYZ
- Source
- NOAA / NWS
Daily Outlook
This Week in Carter County
Sunday looks like the warmest upcoming period in Carter County at 64 degrees F.
Friday Night is the coolest period ahead with temperatures near 18 degrees F.
The strongest winds are forecast for Friday at about 15 to 23 mph NW.
Precipitation is mentioned in 3 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 13, 2026 3:10 PM MDT
- Coverage
- 5 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
Rain showers likely before 9pm, then rain and snow showers likely. Mostly cloudy, with a low around 24. Northwest wind 15 to 20 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
A chance of snow showers. Mostly cloudy, with a high near 38. Northwest wind 15 to 23 mph. Chance of precipitation is 30%. New snow accumulation of less than half an inch possible.
Mostly cloudy, with a low around 18. Northwest wind 9 to 20 mph.
Mostly sunny, with a high near 50. Northwest wind 9 to 18 mph.
Mostly clear, with a low around 26. South wind 6 to 14 mph.
Sunny, with a high near 64. South wind 6 to 10 mph.
Partly cloudy, with a low around 36. South southeast wind around 9 mph.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Thursday
Apr 16
|
Mostly Sunny then Chance Light Rain
|
62°F |
6 to 17 mph
WNW
|
|
Thursday Night
Apr 16
|
Rain And Snow Showers Likely
|
24°F |
15 to 20 mph
NW
|
|
Friday
Apr 17
|
Chance Snow Showers
|
38°F |
15 to 23 mph
NW
|
|
Friday Night
Apr 17
|
Mostly Cloudy
|
18°F |
9 to 20 mph
NW
|
|
Saturday
Apr 18
|
Mostly Sunny
|
50°F |
9 to 18 mph
NW
|
|
Saturday Night
Apr 18
|
Mostly Clear
|
26°F |
6 to 14 mph
S
|
|
Sunday
Apr 19
|
Sunny
|
64°F |
6 to 10 mph
S
|
|
Sunday Night
Apr 19
|
Partly Cloudy
|
36°F |
9 mph
SSE
|
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.