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

Garrison I-90 MP 174.4 (MTGAR)

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

45°F

7°C

Humidity	87%
Wind Speed	NNW 1 MPH
Barometer	NA
Dewpoint	41°F (5°C)
Visibility	NA
Last update	11 Apr 03:15 AM MDT

More Information:

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

Extended Forecast for

6 Miles E Elliston MT

Overnight
Low: 39 °F
Mostly Cloudy
Saturday
High: 56 °F
Partly Sunny
then Showers
Likely
Saturday Night
Low: 33 °F
Chance
Rain/Snow
then Mostly
Clear
Sunday
High: 48 °F
Slight Chance
Rain/Snow
then Showers
Sunday Night
Low: 32 °F
Showers then
Chance
Rain/Snow
Monday
High: 40 °F
Rain/Snow
Monday Night
Low: 29 °F
Chance
Rain/Snow
then Mostly
Cloudy
Tuesday
High: 43 °F
Slight Chance
Snow Showers
and Breezy
Tuesday Night
Low: 30 °F
Mostly Cloudy
and Breezy
then Slight
Chance Snow

Detailed Forecast

Overnight

Mostly cloudy, with a low around 39. Southwest wind 7 to 10 mph.

Saturday

A chance of showers before 3pm, then showers likely and possibly a thunderstorm between 3pm and 5pm, then a chance of showers and thunderstorms after 5pm. Partly sunny, with a high near 56. Southwest wind 7 to 12 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 37 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Saturday Night

A chance of rain and snow showers before 9pm, then a slight chance of rain showers between 9pm and 10pm. Snow level 8400 feet lowering to 6700 feet after midnight . Mostly cloudy, then gradually becoming mostly clear, with a low around 33. West wind 7 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.

Sunday

A slight chance of rain and snow showers before noon, then rain showers. Snow level 6500 feet rising to 7700 feet in the afternoon. High near 48. West southwest wind 6 to 10 mph becoming east southeast in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.

Sunday Night

Rain showers before 3am, then a chance of rain and snow showers. Snow level 7900 feet lowering to 6400 feet after midnight . Low around 32. East northeast wind 7 to 10 mph becoming southwest after midnight. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

Monday

Rain likely, possibly mixed with snow showers before 9am, then snow showers between 9am and 3pm, then rain, possibly mixed with snow showers after 3pm. Snow level 6200 feet. High near 40. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

Monday Night

A chance of rain and snow showers before 9pm, then a chance of snow showers between 9pm and midnight. Mostly cloudy, with a low around 29. Chance of precipitation is 40%. Little or no snow accumulation expected.

Tuesday

A slight chance of snow showers. Partly sunny, with a high near 43. Breezy.

Tuesday Night

A slight chance of snow after midnight. Mostly cloudy, with a low around 30. Breezy.

Wednesday

Snow. Mostly cloudy, with a high near 40. Breezy.

Wednesday Night

Snow likely. Mostly cloudy, with a low around 23. Breezy.

Thursday

Snow. Mostly cloudy, with a high near 31. Blustery.

Thursday Night

A chance of snow. Partly cloudy, with a low around 18.