Musselshell County, MT Weather Forecast
County weather hub
Isolated Rain Showers then Scattered Showers And Thunderstorms
Compare major city weather across Musselshell County, scan the latest forecast snapshots, and jump into local 7-day outlook pages from one hub.
Isolated rain showers before 10am, then scattered showers and thunderstorms. Partly sunny. High near 87, with temperatures falling to around 85 in the afternoon. North wind around 12 mph. Chance of precipitation is 30%.
County Weather Overview
This county weather page brings together forecast coverage for Musselshell County so visitors can compare temperatures, wind, and conditions across the region without hopping between unrelated pages.
Current forecast coverage spans 1 of 1 mapped cities in Musselshell County.
Page Snapshot
- Page focus
- county weather
- Forecast window
- Jul 15 to Jul 21, 2026
- Latest sync
- Jul 15, 2026 9:41 AM MDT
- Forecast office
- BYZ
- Source
- NOAA / NWS
Daily Outlook
This Week in Musselshell County
Saturday looks like the warmest upcoming period in Musselshell County at 98 degrees F.
Tuesday Night is the coolest period ahead with temperatures near 59 degrees F.
The strongest winds are forecast for Sunday Night at about 2 to 13 mph NNE.
Precipitation is mentioned in 9 upcoming forecast periods.
Forecast Details
- Last updated
- Jul 15, 2026 9:41 AM MDT
- Coverage
- 8 days
- Time zone
- America/Denver
- Forecast office
- BYZ
- Radar station
- KBLX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A chance of showers and thunderstorms before 9pm. Mostly cloudy. Low around 61, with temperatures rising to around 63 overnight. Northwest wind 2 to 8 mph. Chance of precipitation is 50%.
A slight chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 91. Northeast wind 1 to 7 mph. Chance of precipitation is 20%.
A chance of showers and thunderstorms before 9pm, then a chance of showers and thunderstorms between 9pm and midnight. Partly cloudy, with a low around 63. East northeast wind 3 to 8 mph. Chance of precipitation is 40%.
Sunny, with a high near 96. East wind 3 to 10 mph.
Showers and thunderstorms likely before midnight, then a slight chance of showers and thunderstorms. Mostly cloudy, with a low around 64. East wind around 7 mph. Chance of precipitation is 60%.
Mostly sunny. High near 98, with temperatures falling to around 96 in the afternoon. West northwest wind 2 to 6 mph.
A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 65. West northwest wind 2 to 6 mph. Chance of precipitation is 30%.
Mostly sunny, with a high near 94. North northwest wind 6 to 10 mph.
Partly cloudy, with a low around 61. North northeast wind 2 to 13 mph.
Mostly sunny, with a high near 87. Northeast wind 2 to 10 mph.
A slight chance of rain showers after midnight. Mostly cloudy, with a low around 61. East northeast wind 6 to 10 mph. Chance of precipitation is 20%.
A slight chance of rain showers before noon, then a slight chance of showers and thunderstorms. Partly sunny, with a high near 85. East northeast wind 6 to 12 mph. Chance of precipitation is 20%.
A chance of showers and thunderstorms. Mostly cloudy. Low around 59, with temperatures rising to around 61 overnight. East wind 5 to 12 mph.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Today
Jul 15
|
Isolated Rain Showers then Scattered Showers And Thunderstorms
|
87°F |
12 mph
N
|
|
Tonight
Jul 15
|
Chance Showers And Thunderstorms then Mostly Cloudy
|
61°F |
2 to 8 mph
NW
|
|
Thursday
Jul 16
|
Mostly Sunny then Slight Chance Showers And Thunderstorms
|
91°F |
1 to 7 mph
NE
|
|
Thursday Night
Jul 16
|
Chance Showers And Thunderstorms then Partly Cloudy
|
63°F |
3 to 8 mph
ENE
|
|
Friday
Jul 17
|
Sunny
|
96°F |
3 to 10 mph
E
|
|
Friday Night
Jul 17
|
Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms
|
64°F |
7 mph
E
|
|
Saturday
Jul 18
|
Mostly Sunny
|
98°F |
2 to 6 mph
WNW
|
|
Saturday Night
Jul 18
|
Chance Showers And Thunderstorms then Mostly Cloudy
|
65°F |
2 to 6 mph
WNW
|
|
Sunday
Jul 19
|
Mostly Sunny
|
94°F |
6 to 10 mph
NNW
|
|
Sunday Night
Jul 19
|
Partly Cloudy
|
61°F |
2 to 13 mph
NNE
|
|
Monday
Jul 20
|
Mostly Sunny
|
87°F |
2 to 10 mph
NE
|
|
Monday Night
Jul 20
|
Mostly Cloudy then Slight Chance Rain Showers
|
61°F |
6 to 10 mph
ENE
|
|
Tuesday
Jul 21
|
Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms
|
85°F |
6 to 12 mph
ENE
|
|
Tuesday Night
Jul 21
|
Chance Showers And Thunderstorms
|
59°F |
5 to 12 mph
E
|
Major City Forecasts
Live forecast snapshots for major cities across Musselshell County.
Coverage
Forecast coverage currently spans 1 of 1 mapped cities in Musselshell County.
Largest mapped city population in this region: 1,864.
