Forest Green, MT Weather Forecast

Local 7-day forecast

58°
F

Mostly Sunny

Track current conditions, temperature changes, wind, and the full daily outlook for Forest Green, MT in one place.

Tuesday, September 15, 2026
Wind: 3 to 9 mph SE
Tuesday

Mostly sunny, with a high near 58. Southeast wind 3 to 9 mph, with gusts as high as 21 mph.

Local 7-day forecast

Local Weather Overview

This forecast page for Forest Green, MT is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Sep 14, 2026 9:20 PM MDT.

The active forecast window currently covers Sep 15 to Sep 21, 2026 for Forest Green, MT.

Page Snapshot

Page focus
city weather
Forecast window
Sep 15 to Sep 21, 2026
Latest sync
Sep 14, 2026 9:20 PM MDT
Forecast office
TFX
Source
NOAA / NWS
Next High
58°F
Tuesday
Next Low
38°F
Tuesday Night
Rain Outlook
5
Periods mentioning precipitation
Windiest
3 to 10 mph
Tuesday Night

Daily Outlook

Today
Sep 15
Mostly Sunny
58 °F
/ 38°F
Wind 3 to 9 mph
Wed
Sep 16
Mostly Sunny
60 °F
/ 40°F
Wind 3 to 7 mph
Thu
Sep 17
Sunny
69 °F
/ 44°F
Wind 5 to 8 mph
Fri
Sep 18
Rain Showers Likely
62 °F
/ 40°F
Wind 2 to 8 mph
Sat
Sep 19
Chance Rain Showers
60 °F
/ 39°F
Wind 5 to 9 mph
Sun
Sep 20
Sunny
62 °F
/ 39°F
Wind 3 to 9 mph
Mon
Sep 21
Sunny
66 °F
Wind 5 to 9 mph

This Week in Forest Green

Thursday looks like the warmest upcoming period in Forest Green at 69 degrees F.

Tuesday Night is the coolest period ahead with temperatures near 38 degrees F.

The strongest winds are forecast for Tuesday Night at about 3 to 10 mph E.

Precipitation is mentioned in 5 upcoming forecast periods.

Forecast Details

Last updated
Sep 14, 2026 9:20 PM MDT
Coverage
7 days
Time zone
America/Denver
Forecast office
TFX
Radar station
KTFX

Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.

Open NOAA source

Extended Forecast

Tuesday Night
Sep 15
38°F
Mostly Cloudy
3 to 10 mph E

Mostly cloudy, with a low around 38. East wind 3 to 10 mph, with gusts as high as 29 mph.

Wednesday
Sep 16
60°F
Mostly Sunny
3 to 7 mph NW

Mostly sunny, with a high near 60. Northwest wind 3 to 7 mph.

Wednesday Night
Sep 16
40°F
Mostly Clear
7 to 10 mph ESE

Mostly clear, with a low around 40. East southeast wind 7 to 10 mph, with gusts as high as 24 mph.

Thursday
Sep 17
69°F
Sunny
5 to 8 mph SSE

Sunny, with a high near 69. South southeast wind 5 to 8 mph, with gusts as high as 20 mph.

Thursday Night
Sep 17
44°F
Showers And Thunderstorms Likely
2 to 8 mph ESE

Showers and thunderstorms likely. Mostly cloudy, with a low around 44. East southeast wind 2 to 8 mph, with gusts as high as 18 mph.

Friday
Sep 18
62°F
Rain Showers Likely
2 to 8 mph W

Rain showers likely before noon, then showers and thunderstorms likely. Mostly cloudy, with a high near 62. West wind 2 to 8 mph, with gusts as high as 18 mph.

Friday Night
Sep 18
40°F
Showers And Thunderstorms Likely
3 to 7 mph SSE

Showers and thunderstorms likely. Mostly cloudy, with a low around 40.

Saturday
Sep 19
60°F
Chance Rain Showers
5 to 9 mph WSW

A chance of rain showers. Partly sunny, with a high near 60.

Saturday Night
Sep 19
39°F
Slight Chance Rain Showers then Partly Cloudy
3 to 8 mph W

A slight chance of rain showers before midnight. Partly cloudy, with a low around 39.

Sunday
Sep 20
62°F
Sunny
3 to 9 mph W

Sunny, with a high near 62.

Sunday Night
Sep 20
39°F
Mostly Clear
7 mph ESE

Mostly clear, with a low around 39.

Monday
Sep 21
66°F
Sunny
5 to 9 mph SSW

Sunny, with a high near 66.

Detailed Forecast

Period Conditions Temp Wind
Tuesday
Sep 15
Mostly Sunny
58°F
3 to 9 mph
SE
Tuesday Night
Sep 15
Mostly Cloudy
38°F
3 to 10 mph
E
Wednesday
Sep 16
Mostly Sunny
60°F
3 to 7 mph
NW
Wednesday Night
Sep 16
Mostly Clear
40°F
7 to 10 mph
ESE
Thursday
Sep 17
Sunny
69°F
5 to 8 mph
SSE
Thursday Night
Sep 17
Showers And Thunderstorms Likely
44°F
2 to 8 mph
ESE
Friday
Sep 18
Rain Showers Likely
62°F
2 to 8 mph
W
Friday Night
Sep 18
Showers And Thunderstorms Likely
40°F
3 to 7 mph
SSE
Saturday
Sep 19
Chance Rain Showers
60°F
5 to 9 mph
WSW
Saturday Night
Sep 19
Slight Chance Rain Showers then Partly Cloudy
39°F
3 to 8 mph
W
Sunday
Sep 20
Sunny
62°F
3 to 9 mph
W
Sunday Night
Sep 20
Mostly Clear
39°F
7 mph
ESE
Monday
Sep 21
Sunny
66°F
5 to 9 mph
SSW

Nearby Forecasts

Explore weather pages for nearby cities and major places around Forest Green.

Nearby forecast pages are not available for this location yet.

Weather data provided by the National Weather Service (NOAA). Forecast pages update automatically as new periods are synced for each supported U.S. location.