Clarkston, MT Weather Forecast

Local 7-day forecast

69°
F

Sunny

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

Wednesday, September 16, 2026
Wind: 7 mph N
This Afternoon

Sunny, with a high near 69. North wind around 7 mph.

Local 7-day forecast

Local Weather Overview

This forecast page for Clarkston, 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 16, 2026 3:56 PM MDT.

The active forecast window currently covers Sep 16 to Sep 22, 2026 for Clarkston, MT.

Page Snapshot

Page focus
city weather
Forecast window
Sep 16 to Sep 22, 2026
Latest sync
Sep 16, 2026 3:56 PM MDT
Forecast office
TFX
Source
NOAA / NWS
Next High
69°F
This Afternoon
Next Low
44°F
Tonight
Rain Outlook
6
Periods mentioning precipitation
Windiest
7 mph
This Afternoon

Daily Outlook

Today
Sep 16
Sunny
69 °F
/ 44°F
Wind 7 mph
Thu
Sep 17
Partly Sunny then Chance Light Rain
77 °F
/ 50°F
Wind 3 mph
Fri
Sep 18
Light Rain Likely then Showers And Thunderstorms Likely
72 °F
/ 48°F
Wind 5 mph
Sat
Sep 19
Light Rain then Showers And Thunderstorms Likely
67 °F
/ 45°F
Wind 5 mph
Sun
Sep 20
Mostly Sunny
72 °F
/ 45°F
Wind 3 mph
Mon
Sep 21
Sunny
75 °F
/ 45°F
Wind 3 mph
Tue
Sep 22
Sunny
75 °F
/ 44°F
Wind 3 mph

This Week in Clarkston

Thursday looks like the warmest upcoming period in Clarkston at 77 degrees F.

Tonight is the coolest period ahead with temperatures near 44 degrees F.

The strongest winds are forecast for This Afternoon at about 7 mph N.

Precipitation is mentioned in 6 upcoming forecast periods.

Forecast Details

Last updated
Sep 16, 2026 3:56 PM MDT
Coverage
8 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

Tonight
Sep 16
44°F
Partly Cloudy
2 to 7 mph NW

Partly cloudy, with a low around 44. Northwest wind 2 to 7 mph.

Thursday
Sep 17
77°F
Partly Sunny then Chance Light Rain
3 mph SSW

A chance of rain between 2pm and 5pm. Partly sunny. High near 77, with temperatures falling to around 74 in the afternoon. South southwest wind around 3 mph. Chance of precipitation is 30%.

Thursday Night
Sep 17
50°F
Slight Chance Showers And Thunderstorms then Mostly Cloudy
3 mph SSE

A slight chance of showers and thunderstorms between 9pm and 10pm, then a chance of showers and thunderstorms between 10pm and 11pm, then a slight chance of showers and thunderstorms between 11pm and midnight. Mostly cloudy, with a low around 50. South southeast wind around 3 mph. Chance of precipitation is 40%.

Friday
Sep 18
72°F
Light Rain Likely then Showers And Thunderstorms Likely
5 mph SW

Rain likely before 3pm, then showers and thunderstorms likely. Partly sunny, with a high near 72. Southwest wind around 5 mph. Chance of precipitation is 70%.

Friday Night
Sep 18
48°F
Showers And Thunderstorms then Light Rain
6 mph NNW

Showers and thunderstorms before midnight, then rain. Cloudy, with a low around 48. North northwest wind around 6 mph. Chance of precipitation is 90%.

Saturday
Sep 19
67°F
Light Rain then Showers And Thunderstorms Likely
5 mph NNW

Rain before noon, then showers and thunderstorms likely. Mostly cloudy, with a high near 67. North northwest wind around 5 mph.

Saturday Night
Sep 19
45°F
Chance Showers And Thunderstorms then Slight Chance Light Rain
5 mph S

A chance of showers and thunderstorms before midnight, then a slight chance of rain. Mostly cloudy, with a low around 45. South wind around 5 mph.

Sunday
Sep 20
72°F
Mostly Sunny
3 mph SSW

Mostly sunny, with a high near 72.

Sunday Night
Sep 20
45°F
Clear
3 mph ESE

Clear, with a low around 45.

Monday
Sep 21
75°F
Sunny
3 mph SSW

Sunny, with a high near 75.

Monday Night
Sep 21
45°F
Mostly Clear
2 mph WSW

Mostly clear, with a low around 45.

Tuesday
Sep 22
75°F
Sunny
3 mph SW

Sunny, with a high near 75.

Tuesday Night
Sep 22
44°F
Mostly Clear
3 mph NE

Mostly clear, with a low around 44.

Detailed Forecast

Period Conditions Temp Wind
This Afternoon
Sep 16
Sunny
69°F
7 mph
N
Tonight
Sep 16
Partly Cloudy
44°F
2 to 7 mph
NW
Thursday
Sep 17
Partly Sunny then Chance Light Rain
77°F
3 mph
SSW
Thursday Night
Sep 17
Slight Chance Showers And Thunderstorms then Mostly Cloudy
50°F
3 mph
SSE
Friday
Sep 18
Light Rain Likely then Showers And Thunderstorms Likely
72°F
5 mph
SW
Friday Night
Sep 18
Showers And Thunderstorms then Light Rain
48°F
6 mph
NNW
Saturday
Sep 19
Light Rain then Showers And Thunderstorms Likely
67°F
5 mph
NNW
Saturday Night
Sep 19
Chance Showers And Thunderstorms then Slight Chance Light Rain
45°F
5 mph
S
Sunday
Sep 20
Mostly Sunny
72°F
3 mph
SSW
Sunday Night
Sep 20
Clear
45°F
3 mph
ESE
Monday
Sep 21
Sunny
75°F
3 mph
SSW
Monday Night
Sep 21
Mostly Clear
45°F
2 mph
WSW
Tuesday
Sep 22
Sunny
75°F
3 mph
SW
Tuesday Night
Sep 22
Mostly Clear
44°F
3 mph
NE
Weather data provided by the National Weather Service (NOAA). Forecast pages update automatically as new periods are synced for each supported U.S. location.