Wind
10 mph
NW
Local Forecast
Current conditions, 5-day forecast, active weather alerts for Roundup, MT
Hour-by-Hour Current Observation
Clear
Wind
10 mph
NW
UV Index
0
None
Humidity
47%
Dew 33°F
Sun
6:37 AM · 7:49 PM
Rise · Set
Source: N BAR RANCH (KMVH). Slider scrubs the next 12 hours.
5-Day Outlook
Thursday
Partly Sunny
Overnight: Mostly Cloudy
Thursday
Mostly sunny, with a high near 83. Southwest wind 6 to 20 mph.
Night
Partly cloudy, with a low around 54. East northeast wind around 5 mph.
Friday
Mostly Sunny
Overnight: Mostly Cloudy
Friday
Sunny, with a high near 88. Southwest wind 2 to 8 mph.
Night
Partly cloudy, with a low around 53. North northwest wind 7 to 12 mph.
Saturday
Mostly Sunny
Overnight: Slight Chance of Showers
Saturday
Sunny, with a high near 79. North wind 3 to 9 mph.
Night
Partly cloudy, with a low around 52. North northeast wind 8 to 13 mph.
Sunday
Isolated T-storm
Overnight: Thunderstorms Likely
Sunday
A slight chance of rain showers before noon. Mostly sunny, with a high near 75. Northeast wind around 9 mph. Chance of precipitation is 20%.
Night
A chance of showers and thunderstorms before midnight, then showers and thunderstorms likely. Mostly cloudy, with a low around 54. North northeast wind around 10 mph. Chance of precipitation is 60%.
Monday
Chance of Thunderstorms
Overnight: Rain Likely
Monday
A chance of rain showers before noon, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 75. Northwest wind 6 to 9 mph. Chance of precipitation is 40%.
Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 50. West wind around 10 mph. Chance of precipitation is 60%.
Roundup, MT Weather Analysis Tools
Regional Radar
Composite reflectivity with Lightning overlay.
Regional Observations
Regional & historic weather conditions near Roundup, MT.
Active Alerts
Per-location alert detail and NWS source feeds.
Storm Reports
Recent storm reports including wind, hail, and tornadoes.
Model Analysis
Interactive forecast model guidance.
Satellite Imagery
GOES-East and GOES-West, visible and infrared.