Darby, MT Weather Forecast

Local 7-day forecast

57°

Patchy Smoke

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

Tuesday, August 11, 2026

Wind: 3 mph SW

Overnight

Patchy smoke. Mostly clear, with a low around 57. Southwest wind around 3 mph.

Local 7-day forecast

Local Weather Overview

This forecast page for Darby, 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: Aug 11, 2026 7:44 AM MDT.

The active forecast window currently covers Aug 11 to Aug 17, 2026 for Darby, MT.

Page Snapshot

Page focus: city weather
Forecast window: Aug 11 to Aug 17, 2026
Latest sync: Aug 11, 2026 7:44 AM MDT
Forecast office: MSO
Source: NOAA / NWS

Next High

86°F

Tuesday

Next Low

57°F

Overnight

Rain Outlook

Periods mentioning precipitation

Windiest

2 to 10 mph

Tuesday

Daily Outlook

Today

Aug 11

Patchy Smoke

86 °F

/ 57°F

Wind 2 to 10 mph

Wed

Aug 12

Areas Of Smoke

85 °F

/ 59°F

Wind 1 to 7 mph

Thu

Aug 13

Partly Sunny then Chance Showers And Thunderstorms

80 °F

/ 59°F

Wind 1 to 6 mph

Fri

Aug 14

Chance Light Rain then Showers And Thunderstorms Likely

76 °F

/ 58°F

Wind 0 to 5 mph

Sat

Aug 15

Partly Sunny then Chance Showers And Thunderstorms

78 °F

/ 58°F

Wind 5 mph

Sun

Aug 16

Mostly Sunny then Chance Showers And Thunderstorms

82 °F

/ 59°F

Wind 5 mph

Mon

Aug 17

Partly Sunny then Chance Showers And Thunderstorms

82 °F

Wind 6 mph

This Week in Darby

Tuesday looks like the warmest upcoming period in Darby at 86 degrees F.

Overnight is the coolest period ahead with temperatures near 57 degrees F.

The strongest winds are forecast for Tuesday at about 2 to 10 mph ESE.

Precipitation is mentioned in 9 upcoming forecast periods.

Forecast Details

Last updated: Aug 11, 2026 7:44 AM MDT
Coverage: 7 days
Time zone: America/Denver
Forecast office: MSO
Radar station: KMSX

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

Open NOAA source

Extended Forecast

Tuesday

Aug 11

86°F

Patchy Smoke

2 to 10 mph ESE

Patchy smoke. Sunny, with a high near 86. East southeast wind 2 to 10 mph, with gusts as high as 21 mph.

Tuesday Night

Aug 11

59°F

Areas Of Smoke

2 to 10 mph WNW

Areas of smoke. Partly cloudy, with a low around 59. West northwest wind 2 to 10 mph, with gusts as high as 21 mph.

Wednesday

Aug 12

85°F

Areas Of Smoke

1 to 7 mph NNW

Areas of smoke. Sunny, with a high near 85. North northwest wind 1 to 7 mph, with gusts as high as 18 mph.

Wednesday Night

Aug 12

59°F

Patchy Smoke then Partly Cloudy

3 to 9 mph NE

Patchy smoke before 7pm. Partly cloudy, with a low around 59. Northeast wind 3 to 9 mph, with gusts as high as 18 mph.

Thursday

Aug 13

80°F

Partly Sunny then Chance Showers And Thunderstorms

1 to 6 mph NE

A chance of showers and thunderstorms between noon and 3pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 80. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch possible.

Thursday Night

Aug 13

59°F

Showers And Thunderstorms Likely then Light Rain Likely

0 to 5 mph E

Showers and thunderstorms likely before 9pm, then rain likely. Mostly cloudy, with a low around 59. New rainfall amounts between a tenth and quarter of an inch possible.

Friday

Aug 14

76°F

Chance Light Rain then Showers And Thunderstorms Likely

0 to 5 mph SSE

A chance of rain before noon, then showers and thunderstorms likely. Mostly cloudy, with a high near 76. New rainfall amounts less than a tenth of an inch possible.

Friday Night

Aug 14

58°F

Chance Showers And Thunderstorms then Mostly Cloudy

5 mph SSW

A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 58.

Saturday

Aug 15

78°F

Partly Sunny then Chance Showers And Thunderstorms

5 mph SSW

A chance of showers and thunderstorms after noon. Partly sunny, with a high near 78.

Saturday Night

Aug 15

58°F

Chance Showers And Thunderstorms then Mostly Cloudy

6 mph SSW

A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 58.

Sunday

Aug 16

82°F

Mostly Sunny then Chance Showers And Thunderstorms

5 mph S

A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 82.

Sunday Night

Aug 16

59°F

Chance Showers And Thunderstorms then Mostly Cloudy

5 mph SSW

A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 59.

Monday

Aug 17

82°F

Partly Sunny then Chance Showers And Thunderstorms

6 mph SSW

A chance of showers and thunderstorms after noon. Partly sunny, with a high near 82.

Detailed Forecast

Period	Conditions	Temp	Wind	Details
Overnight Aug 11	Patchy Smoke	57°F	3 mph SW	Patchy smoke. Mostly clear, with a low around 57. Southwest wind around 3 mph.
Tuesday Aug 11	Patchy Smoke	86°F	2 to 10 mph ESE	Patchy smoke. Sunny, with a high near 86. East southeast wind 2 to 10 mph, with gusts as high as 21 mph.
Tuesday Night Aug 11	Areas Of Smoke	59°F	2 to 10 mph WNW	Areas of smoke. Partly cloudy, with a low around 59. West northwest wind 2 to 10 mph, with gusts as high as 21 mph.
Wednesday Aug 12	Areas Of Smoke	85°F	1 to 7 mph NNW	Areas of smoke. Sunny, with a high near 85. North northwest wind 1 to 7 mph, with gusts as high as 18 mph.
Wednesday Night Aug 12	Patchy Smoke then Partly Cloudy	59°F	3 to 9 mph NE	Patchy smoke before 7pm. Partly cloudy, with a low around 59. Northeast wind 3 to 9 mph, with gusts as high as 18 mph.
Thursday Aug 13	Partly Sunny then Chance Showers And Thunderstorms	80°F	1 to 6 mph NE	A chance of showers and thunderstorms between noon and 3pm, then a chance of showers and thunderstorms. Partly sunny, wi...
Thursday Night Aug 13	Showers And Thunderstorms Likely then Light Rain Likely	59°F	0 to 5 mph E	Showers and thunderstorms likely before 9pm, then rain likely. Mostly cloudy, with a low around 59. New rainfall amounts...
Friday Aug 14	Chance Light Rain then Showers And Thunderstorms Likely	76°F	0 to 5 mph SSE	A chance of rain before noon, then showers and thunderstorms likely. Mostly cloudy, with a high near 76. New rainfall am...
Friday Night Aug 14	Chance Showers And Thunderstorms then Mostly Cloudy	58°F	5 mph SSW	A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 58.
Saturday Aug 15	Partly Sunny then Chance Showers And Thunderstorms	78°F	5 mph SSW	A chance of showers and thunderstorms after noon. Partly sunny, with a high near 78.
Saturday Night Aug 15	Chance Showers And Thunderstorms then Mostly Cloudy	58°F	6 mph SSW	A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 58.
Sunday Aug 16	Mostly Sunny then Chance Showers And Thunderstorms	82°F	5 mph S	A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 82.
Sunday Night Aug 16	Chance Showers And Thunderstorms then Mostly Cloudy	59°F	5 mph SSW	A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 59.
Monday Aug 17	Partly Sunny then Chance Showers And Thunderstorms	82°F	6 mph SSW	A chance of showers and thunderstorms after noon. Partly sunny, with a high near 82.

Nearby Forecasts

Explore weather pages for nearby cities and major places around Darby.

Region Links

Ravalli County weather

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