PNS26-03: Soliciting Comments through February 9, 2026 on the Discontinuation of the State Forecast Product (SFP)

ROCKY BOY (RCBM8)

Lat: 48.25529°NLon: 109.78592°WElev: 3789.0ft.

21°F

-6°C

Humidity	73%
Wind Speed	N 7 MPH
Barometer	NA
Dewpoint	14°F (-10°C)
Visibility	NA
Wind Chill	12°F (-11°C)
Last update	18 Jan 02:18 PM MST

More Information:

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

Extended Forecast for

Big Sandy MT

Tonight
Low: 14 °F
Decreasing
Clouds
M.L.King Day
High: 36 °F
Increasing
Clouds
Monday Night
Low: 24 °F
Cloudy
Tuesday
High: 32 °F
Chance Snow
then Mostly
Cloudy
Tuesday Night
Low: 13 °F
Mostly Cloudy
Wednesday
High: 28 °F
Mostly Sunny
Wednesday Night
Low: 13 °F
Mostly Cloudy
Thursday
High: 27 °F
Partly Sunny
Thursday Night
Low: 4 °F
Chance Snow

Detailed Forecast

Tonight

Mostly cloudy, then gradually becoming mostly clear, with a low around 14. North wind 5 to 7 mph becoming calm in the evening.

M.L.King Day

Increasing clouds, with a high near 36. Light and variable wind becoming west around 6 mph.

Monday Night

Cloudy, with a low around 24. Light and variable wind becoming west southwest around 6 mph after midnight.

Tuesday

A 30 percent chance of snow before 11am. Mostly cloudy, with a high near 32. Northwest wind 9 to 14 mph, with gusts as high as 24 mph. New snow accumulation of less than a half inch possible.

Tuesday Night

Mostly cloudy, with a low around 13. West northwest wind 7 to 11 mph, with gusts as high as 18 mph.

Wednesday

Mostly sunny, with a high near 28. West northwest wind around 10 mph.

Wednesday Night

Mostly cloudy, with a low around 13. West wind around 6 mph becoming light and variable in the evening.

Thursday

Partly sunny, with a high near 27. Light and variable wind becoming north 5 to 7 mph in the afternoon.

Thursday Night

A chance of snow, mainly after 11pm. Mostly cloudy, with a low around 4.

Friday

A chance of snow. Partly sunny, with a high near 16.