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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

Flood Watch in effect from June 28, 06:00 PM MDT until June 30, 12:00 PM MDT

Current conditions at

Logan Pass Visitors Center (LGPVC)

Lat: 48.6949°NLon: 113.7169°WElev: 6775.0ft.

47°F

8°C

Humidity	83%
Wind Speed	WNW 6 MPH
Barometer	29.85 in (1010.84 mb)
Dewpoint	42°F (6°C)
Visibility	NA
Wind Chill	44°F (7°C)
Last update	27 Jun 06:00 PM MDT

More Information:

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

Extended Forecast for

10 Miles WSW St Mary MT

Flood Watch June 28, 06:00pm until June 30, 12:00pm

Click here for hazard details and duration

Flood Watch

Tonight
Low: 41 °F
Chance
Showers
Sunday
High: 47 °F
Rain Likely
then Showers
Sunday Night
Low: 41 °F
Showers
Monday
High: 47 °F
Showers
Monday Night
Low: 40 °F
Showers
Tuesday
High: 51 °F
Showers
Likely
Tuesday Night
Low: 40 °F
Chance
Showers then
Mostly Cloudy
Wednesday
High: 53 °F
Partly Sunny
then Slight
Chance
T-storms
Wednesday Night
Low: 39 °F
Partly Cloudy

Detailed Forecast

Tonight

A chance of showers before midnight, then a chance of rain after midnight. Cloudy, with a low around 41. West northwest wind around 8 mph. Chance of precipitation is 50%.

Sunday

Rain likely, then showers and possibly a thunderstorm after 3pm. High near 47. West northwest wind 8 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

Sunday Night

Showers and possibly a thunderstorm, mainly before 9pm, then rain after 9pm. Low around 41. West southwest wind 11 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

Monday

Rain before 9am, then showers and possibly a thunderstorm after 9am. High near 47. West northwest wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 100%.

Monday Night

Showers and possibly a thunderstorm before 9pm, then rain, mainly after 9pm. Low around 40. West wind around 9 mph, with gusts as high as 18 mph. Chance of precipitation is 90%.

Tuesday

Showers likely, with thunderstorms also possible after 3pm. Mostly cloudy, with a high near 51. West southwest wind 10 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 60%.

Tuesday Night

A 30 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 40. West southwest wind around 14 mph, with gusts as high as 18 mph.

Wednesday

A slight chance of showers and thunderstorms after noon. Partly sunny, with a high near 53. West southwest wind 13 to 15 mph, with gusts as high as 21 mph.

Wednesday Night

Partly cloudy, with a low around 39.

Thursday

A slight chance of showers after noon. Mostly sunny, with a high near 56.

Thursday Night

A chance of showers. Mostly cloudy, with a low around 42.

Friday

A chance of showers and thunderstorms. Partly sunny, with a high near 55.

Friday Night

A chance of showers. Mostly cloudy, with a low around 39.

Independence Day

A chance of showers and thunderstorms. Partly sunny, with a high near 52.