Hawaii and Guam Concerns; Record Warmth Spreads Eastward; Heavy Snow for Sierra-Nevada; Severe Weather for the Plains

A very active spring pattern with tropical concerns across the Pacific. Heavy rainfall will continue to impact Hawaii this weekend. Meanwhile we continue to monitor a developing typhoon that may affect Guam into early next week. For the Lower 48, heavy snow for mountains of California this weekend, increase threat for severe thunderstorms next week for the Plains and record warmth spreads east. Read More >

Current conditions at

Bearmouth I-90 MP 145.8 (MTBRM)

Lat: 46.71854°NLon: 113.29534°WElev: 3901.0ft.

42°F

6°C

Humidity	91%
Wind Speed	E 0 MPH
Barometer	NA
Dewpoint	40°F (4°C)
Visibility	NA
Last update	11 Apr 06:01 AM MDT

More Information:

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

Extended Forecast for

Greenough MT

Today
High: 64 °F
Slight Chance
Showers then
Showers
Likely
Tonight
Low: 34 °F
Chance
Showers then
Patchy Fog
Sunday
High: 60 °F
Areas Fog
then Chance
Showers
Sunday Night
Low: 35 °F
Showers
Likely and
Patchy Fog
Monday
High: 50 °F
Showers and
Patchy Fog
Monday Night
Low: 33 °F
Slight Chance
Showers then
Mostly Cloudy
Tuesday
High: 51 °F
Mostly Cloudy
Tuesday Night
Low: 32 °F
Mostly Cloudy
then Chance
Rain
Wednesday
High: 48 °F
Rain/Snow
Likely

Detailed Forecast

Today

A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4pm. Partly sunny, with a high near 64. Calm wind becoming west around 6 mph in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 60%.

Tonight

A 30 percent chance of showers, mainly before 7pm. Patchy fog after midnight. Otherwise, mostly cloudy, then gradually becoming mostly clear, with a low around 34. West wind around 6 mph becoming calm in the evening.

Sunday

A 50 percent chance of showers after noon. Areas of fog before 9am. Otherwise, partly sunny, with a high near 60. Calm wind. New precipitation amounts of less than a tenth of an inch possible.

Sunday Night

Showers likely, mainly before midnight. Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 35. Calm wind. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

Monday

Showers. Patchy fog before 9am. High near 50. Calm wind becoming west around 6 mph in the afternoon. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

Monday Night

A 20 percent chance of showers before midnight. Mostly cloudy, with a low around 33.

Tuesday

Mostly cloudy, with a high near 51.

Tuesday Night

A chance of rain after midnight. Mostly cloudy, with a low around 32.

Wednesday

Rain and snow likely before noon, then rain likely between noon and 3pm, then rain and snow likely after 3pm. Snow level 4500 feet. Mostly cloudy, with a high near 48.

Wednesday Night

Rain and snow likely before midnight, then a chance of snow. Mostly cloudy, with a low around 26.

Thursday

Snow likely. Mostly cloudy, with a high near 43.

Thursday Night

A slight chance of snow. Partly cloudy, with a low around 22.

Friday

A slight chance of snow. Mostly sunny, with a high near 47.