Threats For Heavy Rain and Severe Thunderstorms Continue in the Plains; Fire Weather Conditions Worsen in the Southwest

On Monday and Tuesday, the focus for heavy rain and severe thunderstorms will continue in the Plains and central Mississippi River Valley. Meanwhile, hot conditions and Critical Fire Weather looms over the Great Basin and Southwest U.S. through midweek. Read More >

Current conditions at

Garrison I-90 MP 174.4 (MTGAR)

Lat: 46.52361°NLon: 112.80843°WElev: 4327.0ft.

77°F

25°C

Humidity	23%
Wind Speed	NW 2 MPH
Barometer	NA
Dewpoint	36°F (2°C)
Visibility	NA
Heat Index	77°F (25°C)
Last update	15 Jun 06:45 PM MDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

7 Miles NW Garrison MT

Tonight
Low: 48 °F
Slight Chance
Rain
Monday
High: 78 °F
Slight Chance
Rain then
Chance
T-storms
Monday Night
Low: 45 °F
Chance
Showers then
Mostly Cloudy
Tuesday
High: 78 °F
Mostly Sunny
Tuesday Night
Low: 43 °F
Mostly Clear
Wednesday
High: 83 °F
Sunny
Wednesday Night
Low: 45 °F
Mostly Clear
Juneteenth
High: 85 °F
Sunny
Thursday Night
Low: 46 °F
Slight Chance
T-storms then
Partly Cloudy

Detailed Forecast

Tonight

A 20 percent chance of rain. Mostly cloudy, with a low around 48. North northwest wind around 6 mph becoming calm in the evening.

Monday

A slight chance of rain, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 78. Calm wind becoming west northwest around 6 mph in the afternoon. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Monday Night

A chance of showers and thunderstorms before 9pm, then a chance of rain between 9pm and midnight. Mostly cloudy, with a low around 45. West northwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 40%.

Tuesday

Mostly sunny, with a high near 78. Calm wind becoming west northwest 5 to 9 mph in the afternoon.

Tuesday Night

Mostly clear, with a low around 43. West northwest wind 5 to 9 mph becoming calm after midnight.

Wednesday

Sunny, with a high near 83.

Wednesday Night

Mostly clear, with a low around 45.

Juneteenth

Sunny, with a high near 85.

Thursday Night

A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 46.