Fort Piegan, MT Weather Forecast

Local 7-day forecast

55°
F

Mostly Cloudy

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

Tuesday, September 15, 2026
Wind: 3 to 10 mph ESE
Tuesday

Mostly cloudy, with a high near 55. East southeast wind 3 to 10 mph, with gusts as high as 18 mph.

Local 7-day forecast

Local Weather Overview

This forecast page for Fort Piegan, 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 9:21 PM MDT.

The active forecast window currently covers Sep 15 to Sep 21, 2026 for Fort Piegan, MT.

Page Snapshot

Page focus
city weather
Forecast window
Sep 15 to Sep 21, 2026
Latest sync
Sep 14, 2026 9:21 PM MDT
Forecast office
TFX
Source
NOAA / NWS
Next High
55°F
Tuesday
Next Low
42°F
Tuesday Night
Rain Outlook
4
Periods mentioning precipitation
Windiest
7 to 12 mph
Saturday

Daily Outlook

Today
Sep 15
Mostly Cloudy
55 °F
/ 42°F
Wind 3 to 10 mph
Wed
Sep 16
Mostly Sunny
56 °F
/ 40°F
Wind 3 to 8 mph
Thu
Sep 17
Sunny
67 °F
/ 45°F
Wind 6 mph
Fri
Sep 18
Partly Sunny then Chance Showers And Thunderstorms
66 °F
/ 47°F
Wind 6 mph
Sat
Sep 19
Slight Chance Rain Showers
67 °F
/ 46°F
Wind 7 to 12 mph
Sun
Sep 20
Sunny
66 °F
/ 44°F
Wind 9 mph
Mon
Sep 21
Mostly Sunny
68 °F
Wind 7 to 10 mph

This Week in Fort Piegan

Monday looks like the warmest upcoming period in Fort Piegan at 68 degrees F.

Wednesday Night is the coolest period ahead with temperatures near 40 degrees F.

The strongest winds are forecast for Saturday at about 7 to 12 mph WSW.

Precipitation is mentioned in 4 upcoming forecast periods.

Forecast Details

Last updated
Sep 14, 2026 9:21 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
42°F
Rain Showers Likely
8 mph NE

Rain showers likely. Cloudy, with a low around 42. Northeast wind around 8 mph. Chance of precipitation is 70%.

Wednesday
Sep 16
56°F
Mostly Sunny
3 to 8 mph NE

Mostly sunny, with a high near 56. Northeast wind 3 to 8 mph.

Wednesday Night
Sep 16
40°F
Mostly Clear
8 mph S

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

Thursday
Sep 17
67°F
Sunny
6 mph SW

Sunny, with a high near 67. Southwest wind around 6 mph.

Thursday Night
Sep 17
45°F
Mostly Clear
2 to 7 mph N

Mostly clear, with a low around 45. North wind 2 to 7 mph.

Friday
Sep 18
66°F
Partly Sunny then Chance Showers And Thunderstorms
6 mph NNW

A chance of showers and thunderstorms after noon. Partly sunny, with a high near 66. North northwest wind around 6 mph.

Friday Night
Sep 18
47°F
Chance Showers And Thunderstorms then Partly Cloudy
7 mph WSW

A chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 47.

Saturday
Sep 19
67°F
Slight Chance Rain Showers
7 to 12 mph WSW

A slight chance of rain showers. Mostly sunny, with a high near 67.

Saturday Night
Sep 19
46°F
Mostly Clear
10 mph W

Mostly clear, with a low around 46.

Sunday
Sep 20
66°F
Sunny
9 mph WSW

Sunny, with a high near 66.

Sunday Night
Sep 20
44°F
Mostly Clear
9 mph SW

Mostly clear, with a low around 44.

Monday
Sep 21
68°F
Mostly Sunny
7 to 10 mph SW

Mostly sunny, with a high near 68.

Detailed Forecast

Period Conditions Temp Wind
Tuesday
Sep 15
Mostly Cloudy
55°F
3 to 10 mph
ESE
Tuesday Night
Sep 15
Rain Showers Likely
42°F
8 mph
NE
Wednesday
Sep 16
Mostly Sunny
56°F
3 to 8 mph
NE
Wednesday Night
Sep 16
Mostly Clear
40°F
8 mph
S
Thursday
Sep 17
Sunny
67°F
6 mph
SW
Thursday Night
Sep 17
Mostly Clear
45°F
2 to 7 mph
N
Friday
Sep 18
Partly Sunny then Chance Showers And Thunderstorms
66°F
6 mph
NNW
Friday Night
Sep 18
Chance Showers And Thunderstorms then Partly Cloudy
47°F
7 mph
WSW
Saturday
Sep 19
Slight Chance Rain Showers
67°F
7 to 12 mph
WSW
Saturday Night
Sep 19
Mostly Clear
46°F
10 mph
W
Sunday
Sep 20
Sunny
66°F
9 mph
WSW
Sunday Night
Sep 20
Mostly Clear
44°F
9 mph
SW
Monday
Sep 21
Mostly Sunny
68°F
7 to 10 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.