Wind
5 mph
NE
Local Forecast
Current conditions, 5-day forecast, and active NWS weather alerts for Roundup, MT.
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Hour-by-Hour Current Observation
Mostly Cloudy
Wind
5 mph
NE
UV Index
3
Moderate
Humidity
54%
Dew 37°F
Sun
5:24 AM · 9:10 PM
Rise · Set
Source: N BAR RANCH (KMVH). Slider scrubs the next 12 hours.
5-Day Outlook
Today
Forecast Missing
Overnight: Forecast Missing
Today
Rain showers after 9am. Mostly cloudy, with a high near 63. Southwest wind 10 to 22 mph. Chance of precipitation is 80%.
Night
A slight chance of rain showers before 3am. Mostly cloudy. Low around 50, with temperatures rising to around 52 overnight. West wind 14 to 20 mph. Chance of precipitation is 20%.
Tuesday
Forecast Missing
Overnight: Forecast Missing
Tuesday
Mostly sunny, with a high near 77. West wind 12 to 17 mph.
Night
A chance of rain showers after midnight. Partly cloudy, with a low around 51. West northwest wind 1 to 6 mph. Chance of precipitation is 30%.
Wednesday
Forecast Missing
Overnight: Forecast Missing
Wednesday
A slight chance of rain showers before noon, then a chance of showers and thunderstorms between noon and 3pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 79. West southwest wind 2 to 6 mph. Chance of precipitation is 40%.
Night
A chance of showers and thunderstorms before 9pm, then a chance of showers and thunderstorms between 9pm and midnight. Mostly cloudy, with a low around 52. West northwest wind around 3 mph. Chance of precipitation is 50%.
Thursday
Forecast Missing
Overnight: Forecast Missing
Thursday
A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 82. West southwest wind 2 to 7 mph. Chance of precipitation is 20%.
Night
A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 53. North northwest wind around 5 mph. Chance of precipitation is 20%.
Friday
Forecast Missing
Overnight: Forecast Missing
Friday
A chance of showers and thunderstorms after noon. Partly sunny. High near 80, with temperatures falling to around 77 in the afternoon. West wind 2 to 6 mph. Chance of precipitation is 50%.
Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 53. Northwest wind 5 to 9 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.