Chimney Rock, MT Weather Forecast

Local 7-day forecast

65°
F

Sunny

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

Wednesday, September 16, 2026
Wind: 1 to 13 mph NNW
Wednesday

Sunny, with a high near 65. North northwest wind 1 to 13 mph.

Local 7-day forecast

Local Weather Overview

This forecast page for Chimney Rock, 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 9:17 PM MDT.

The active forecast window currently covers Sep 16 to Sep 21, 2026 for Chimney Rock, MT.

Page Snapshot

Page focus
city weather
Forecast window
Sep 16 to Sep 21, 2026
Latest sync
Sep 14, 2026 9:17 PM MDT
Forecast office
BYZ
Source
NOAA / NWS
Next High
65°F
Wednesday
Next Low
38°F
Wednesday Night
Rain Outlook
6
Periods mentioning precipitation
Windiest
3 to 14 mph
Wednesday Night

Daily Outlook

Today
Sep 16
Sunny
65 °F
/ 38°F
Wind 1 to 13 mph
Thu
Sep 17
Mostly Sunny then Chance Showers And Thunderstorms
72 °F
/ 44°F
Wind 3 to 8 mph
Fri
Sep 18
Showers And Thunderstorms Likely
67 °F
/ 41°F
Wind 8 mph
Sat
Sep 19
Chance Rain Showers
64 °F
/ 40°F
Wind 5 to 9 mph
Sun
Sep 20
Sunny
68 °F
/ 40°F
Wind 5 to 8 mph
Mon
Sep 21
Sunny
71 °F
Wind 7 mph

This Week in Chimney Rock

Thursday looks like the warmest upcoming period in Chimney Rock at 72 degrees F.

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

The strongest winds are forecast for Wednesday Night at about 3 to 14 mph E.

Precipitation is mentioned in 6 upcoming forecast periods.

Forecast Details

Last updated
Sep 14, 2026 9:17 PM MDT
Coverage
6 days
Time zone
America/Denver
Forecast office
BYZ
Radar station
KBLX

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

Open NOAA source

Extended Forecast

Wednesday Night
Sep 16
38°F
Partly Cloudy
3 to 14 mph E

Partly cloudy, with a low around 38. East wind 3 to 14 mph.

Thursday
Sep 17
72°F
Mostly Sunny then Chance Showers And Thunderstorms
3 to 8 mph S

A chance of showers and thunderstorms after noon. Mostly sunny. High near 72, with temperatures falling to around 70 in the afternoon. South wind 3 to 8 mph. Chance of precipitation is 40%.

Thursday Night
Sep 17
44°F
Showers And Thunderstorms Likely
7 to 10 mph SSW

Showers and thunderstorms likely. Mostly cloudy. Low around 44, with temperatures rising to around 46 overnight. South southwest wind 7 to 10 mph. Chance of precipitation is 60%.

Friday
Sep 18
67°F
Showers And Thunderstorms Likely
8 mph SW

A chance of rain showers before noon, then showers and thunderstorms likely. Partly sunny. High near 67, with temperatures falling to around 65 in the afternoon. Southwest wind around 8 mph. Chance of precipitation is 70%.

Friday Night
Sep 18
41°F
Showers And Thunderstorms Likely
6 to 9 mph WSW

Showers and thunderstorms likely. Mostly cloudy, with a low around 41. West southwest wind 6 to 9 mph. Chance of precipitation is 60%.

Saturday
Sep 19
64°F
Chance Rain Showers
5 to 9 mph W

A chance of rain showers before noon, then a chance of showers and thunderstorms. Partly sunny, with a high near 64. West wind 5 to 9 mph. Chance of precipitation is 40%.

Saturday Night
Sep 19
40°F
Slight Chance Showers And Thunderstorms then Partly Cloudy
9 mph SW

A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 40. Southwest wind around 9 mph. Chance of precipitation is 20%.

Sunday
Sep 20
68°F
Sunny
5 to 8 mph WNW

Sunny, with a high near 68. West northwest wind 5 to 8 mph.

Sunday Night
Sep 20
40°F
Mostly Clear
8 mph SSW

Mostly clear, with a low around 40. South southwest wind around 8 mph.

Monday
Sep 21
71°F
Sunny
7 mph SW

Sunny, with a high near 71. Southwest wind around 7 mph.

Detailed Forecast

Period Conditions Temp Wind
Wednesday
Sep 16
Sunny
65°F
1 to 13 mph
NNW
Wednesday Night
Sep 16
Partly Cloudy
38°F
3 to 14 mph
E
Thursday
Sep 17
Mostly Sunny then Chance Showers And Thunderstorms
72°F
3 to 8 mph
S
Thursday Night
Sep 17
Showers And Thunderstorms Likely
44°F
7 to 10 mph
SSW
Friday
Sep 18
Showers And Thunderstorms Likely
67°F
8 mph
SW
Friday Night
Sep 18
Showers And Thunderstorms Likely
41°F
6 to 9 mph
WSW
Saturday
Sep 19
Chance Rain Showers
64°F
5 to 9 mph
W
Saturday Night
Sep 19
Slight Chance Showers And Thunderstorms then Partly Cloudy
40°F
9 mph
SW
Sunday
Sep 20
Sunny
68°F
5 to 8 mph
WNW
Sunday Night
Sep 20
Mostly Clear
40°F
8 mph
SSW
Monday
Sep 21
Sunny
71°F
7 mph
SW
Weather data provided by the National Weather Service (NOAA). Forecast pages update automatically as new periods are synced for each supported U.S. location.