Flood and Severe Weather Threats

A slow moving storm system will affect areas from the Great Lakes, Ohio Valley, middle and lower Mississippi Valley and Southeast through tonight. Strong to severe thunderstorms accompanied by heavy rainfall with flash flood threat are all possible. Meanwhile, record heat continues for interior central California. Read More >

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Current conditions at

Bearmouth I-90 MP 145.8 (MTBRM)

Lat: 46.71854°NLon: 113.29534°WElev: 3901ft.

N/A

64°F

18°C

Humidity	44%
Wind Speed	WSW 11 MPH
Barometer	NA
Dewpoint	41°F (5°C)
Visibility	NA
Last update	25 May 01:00 PM MDT

More Information:

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

Extended Forecast for

Greenough MT

This
Afternoon

Partly Sunny
High: 66 °F
Tonight

Mostly Clear
Low: 39 °F
Thursday

Partly Sunny
High: 78 °F
Thursday
Night

Heavy Rain
then Heavy
Rain and
Patchy Fog
Low: 46 °F
Friday

Heavy Rain
and Patchy
Fog
High: 65 °F
Friday
Night

Heavy Rain
then Mostly
Cloudy
Low: 38 °F
Saturday

Chance Rain
High: 57 °F
Saturday
Night

Chance Rain
Low: 34 °F
Sunday

Heavy Rain
High: 55 °F

Detailed Forecast

This Afternoon

Partly sunny, with a high near 66. West wind 6 to 14 mph, with gusts as high as 20 mph.

Tonight

Mostly clear, with a low around 39. West wind 5 to 9 mph becoming calm in the evening.

Thursday

Partly sunny, with a high near 78. Calm wind.

Thursday Night

A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after midnight. Some of the storms could produce small hail and heavy rain. Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 46. Light and variable wind. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Friday

Showers likely and possibly a thunderstorm. Some of the storms could produce small hail and heavy rain. Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 65. Calm wind becoming west 5 to 8 mph in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 70%.

Friday Night

A 30 percent chance of showers and thunderstorms before midnight. Some of the storms could produce small hail and heavy rain. Mostly cloudy, with a low around 38.

Saturday

A 30 percent chance of rain, mainly after noon. Mostly cloudy, with a high near 57.

Saturday Night

A chance of rain, mainly after midnight. Mostly cloudy, with a low around 34.

Sunday

A chance of rain, then showers likely and possibly a thunderstorm after noon. Some of the storms could produce small hail and heavy rain. Mostly cloudy, with a high near 55.

Sunday Night

Rain likely. Mostly cloudy, with a low around 35.

Memorial Day

Rain likely and possibly a thunderstorm. Some of the storms could produce small hail and heavy rain. Mostly cloudy, with a high near 55.

Monday Night

A chance of rain. Mostly cloudy, with a low around 35.

Tuesday

A chance of rain. Partly sunny, with a high near 58.