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SCN26-50: Discontinuation of the State Forecast Product (SFP) for all NWS Central Region, Southern Region, and Western Region Offices: Effective June 29, 2026
The Regional Temperatures and Precipitation Product for the State of Montana (RTPMT) will now be discontinued on July 7, 2026.

Hazardous Weather Conditions

Winter Weather Advisory until June 29, 12:00 PM MDT

Current conditions at

HARKNESS (HRKM8)

Lat: 44.465°NLon: 112.95194°WElev: 8400.0ft.

35°F

2°C

Humidity	86%
Wind Speed	WSW 12 MPH
Barometer	NA
Dewpoint	31°F (-1°C)
Visibility	NA
Wind Chill	27°F (-3°C)
Last update	29 Jun 08:05 AM MDT

More Information:

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

Extended Forecast for

20 Miles SW Lima MT

Winter Weather Advisory June 29, 08:50am until June 29, 12:00pm

Click here for hazard details and duration

Winter Weather Advisory

Winter Weather Advisory June 29, 08:50am until June 29, 12:00pm
NOW until 12:00pm Mon
Winter Weather Advisory
Today
High: 46 °F
Rain/Snow
then Chance
Rain/Snow
Tonight
Low: 33 °F
Slight Chance
Rain then
Mostly Cloudy
Tuesday
High: 56 °F
Mostly Sunny
then Showers
Likely
Tuesday Night
Low: 37 °F
Chance
T-storms then
Partly Cloudy
Wednesday
High: 60 °F
Sunny then
Chance
T-storms
Wednesday Night
Low: 38 °F
Partly Cloudy
Thursday
High: 64 °F
Mostly Sunny
Thursday Night
Low: 42 °F
Partly Cloudy

Detailed Forecast

Today

Snow, possibly mixed with rain before 2pm, then a chance of rain. Some thunder is also possible. High near 46. West wind 8 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. Total daytime snow accumulation of less than a half inch possible.

Tonight

A 20 percent chance of rain before 7pm. Cloudy, then gradually becoming partly cloudy, with a low around 33. West wind 5 to 8 mph becoming calm after midnight.

Tuesday

A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5pm. Partly sunny, with a high near 56. Calm wind becoming south 5 to 9 mph in the morning. Winds could gust as high as 18 mph. Chance of precipitation is 60%.

Tuesday Night

A 50 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 37. Southwest wind 5 to 8 mph becoming calm after midnight. Winds could gust as high as 18 mph.

Wednesday

A 40 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 60. Light west southwest wind becoming southwest 8 to 13 mph in the afternoon. Winds could gust as high as 26 mph.

Wednesday Night

Partly cloudy, with a low around 38. West southwest wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 22 mph.

Thursday

Mostly sunny, with a high near 64. South wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 34 mph.

Thursday Night

Partly cloudy, with a low around 42. South southwest wind 13 to 18 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 32 mph.

Friday

A chance of showers and thunderstorms after noon. Partly sunny, with a high near 63.

Friday Night

A slight chance of showers before midnight. Partly cloudy, with a low around 40.

Independence Day

Sunny, with a high near 66.