Local Forecast

Grass Range, MT Weather Forecast & Alerts

Current conditions, 5-day forecast, and active NWS weather alerts for Grass Range, MT.

No Active Alerts

Hour-by-Hour  Current Observation

Saturday 8:20 PM MDTSaturday 8:20 PM

°F °C
Regional Observations →
60°F

Mostly Cloudy

  • 59° / 50° High / Low
  • 60° Feels Like
  • 0% Chance of Rain

Wind

8 mph

W

UV Index

1

Low

Humidity

72%

Dew 51°F

Sun

5:22 AM · 9:14 PM

Rise · Set

Source: LEWISTOWN (KLWT). Slider scrubs the next 12 hours.

5-Day Outlook

Through Friday

Local Radar →

Today

59° 50°

Rain

Overnight: Rain Likely

Detailed forecast

Today

Rain. Cloudy, with a high near 58. West southwest wind 12 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch possible.

Night

Rain likely before 2am. Mostly cloudy, with a low around 50. West wind 17 to 21 mph, with gusts as high as 32 mph. Chance of precipitation is 60%.

Tuesday

73° 53°

Forecast Missing

Overnight: Forecast Missing

Detailed forecast

Tuesday

A slight chance of rain showers after 3pm. Mostly sunny, with a high near 73. West wind 12 to 21 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.

Night

A chance of rain showers after midnight. Partly cloudy, with a low around 52. West wind 5 to 8 mph. Chance of precipitation is 30%.

Wednesday

75° 53°

Forecast Missing

Overnight: Forecast Missing

Detailed forecast

Wednesday

A chance of rain showers before noon, then showers and thunderstorms likely. Mostly cloudy, with a high near 74. West wind around 6 mph. Chance of precipitation is 70%.

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 wind around 6 mph. Chance of precipitation is 50%.

Thursday

77° 53°

Forecast Missing

Overnight: Forecast Missing

Detailed forecast

Thursday

A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 77. West southwest wind 3 to 7 mph.

Night

A slight chance of showers and thunderstorms. Partly cloudy, with a low around 53. West wind around 6 mph.

Friday

77° 53°

Forecast Missing

Overnight: Forecast Missing

Detailed forecast

Friday

Showers and thunderstorms likely after noon. Partly sunny, with a high near 76.

Night

Showers and thunderstorms likely. Mostly cloudy, with a low around 53.

Grass Range, MT Weather Analysis Tools