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As of 16:47 MST

Weather in Big Sag, MT

53°Current weather

Big Sag, Monday, 9 November, 16:47

Mostly clear. Feels like 51°. High 53°, low 35°.

Pressure30.00 inHg
Wind5.5 mph E
Humidity66%
Visibility6.2 mi
Dew point42°

10-day forecast for Big Sag, MT: 32° to 66°, with precipitation expected on 0 days. The table below breaks each day into morning, afternoon, evening and overnight.

66°
Best day: Wednesday, November 11
46°
Worst day: Tuesday, November 17

Tap any day below to see morning, afternoon, evening and overnight.

Tue, 1058° / 44°0.03Light rain
MorningPartly cloudy49°feels 42°
AfternoonOvercast58°feels 56°
EveningOvercast52°feels 49°
OvernightOvercast44°feels 41°
58 °Light rain

Big Sag, Tuesday, 10 November

Light rain. High 58°, low 44°.

Pressure30.03 inHg
Wind19.6 mph SW
Humidity44%
Visibility6.2 mi
Dew point34°
Wed, 1166° / 49°0Partly cloudy
MorningMostly clear51°feels 48°
AfternoonPartly cloudy66°feels 64°
EveningPartly cloudy56°feels 53°
OvernightPartly cloudy50°feels 45°
66 °Partly cloudy

Big Sag, Wednesday, 11 November

Partly cloudy. High 66°, low 49°.

Pressure30.06 inHg
Wind16.2 mph SW
Humidity35%
Visibility6.2 mi
Dew point36°
Thu, 1265° / 49°0Overcast
MorningMostly clear50°feels 50°
AfternoonOvercast65°feels 63°
EveningOvercast52°feels 49°
OvernightMostly clear55°feels 52°
65 °Overcast

Big Sag, Thursday, 12 November

Overcast. High 65°, low 49°.

Pressure29.88 inHg
Wind2.9 mph NE
Humidity41%
Visibility6.2 mi
Dew point39°
Fri, 1361° / 43°0Overcast
MorningOvercast43°feels 43°
AfternoonOvercast61°feels 58°
EveningOvercast51°feels 49°
OvernightOvercast47°feels 47°
61 °Overcast

Big Sag, Friday, 13 November

Overcast. High 61°, low 43°.

Pressure29.62 inHg
Wind2.5 mph NE
Humidity44%
Visibility6.2 mi
Dew point36°
Sat, 1461° / 47°0Partly cloudy
MorningPartly cloudy51°feels 47°
AfternoonPartly cloudy56°feels 53°
EveningPartly cloudy53°feels 50°
OvernightPartly cloudy49°feels 44°
61 °Partly cloudy

Big Sag, Saturday, 14 November

Partly cloudy. High 61°, low 47°.

Pressure29.47 inHg
Wind12.5 mph SW
Humidity47%
Visibility—
Dew point35°
Sun, 1556° / 42°0Partly cloudy
MorningPartly cloudy46°feels 40°
AfternoonPartly cloudy53°feels 49°
EveningPartly cloudy50°feels 45°
OvernightPartly cloudy47°feels 42°
56 °Partly cloudy

Big Sag, Sunday, 15 November

Partly cloudy. High 56°, low 42°.

Pressure29.74 inHg
Wind15.8 mph SW
Humidity36%
Visibility—
Dew point25°
Mon, 1655° / 44°0Overcast
MorningOvercast48°feels 45°
AfternoonOvercast54°feels 51°
EveningOvercast48°feels 48°
OvernightOvercast44°feels 44°
55 °Overcast

Big Sag, Monday, 16 November

Overcast. High 55°, low 44°.

Pressure29.68 inHg
Wind6.9 mph S
Humidity38%
Visibility—
Dew point29°
Tue, 1746° / 36°0.03Light snow
MorningLight snow40°feels 34°
AfternoonLight snow43°feels 37°
EveningLight snow39°feels 35°
OvernightLight snow36°feels 29°
46 °Light snow

Big Sag, Tuesday, 17 November

Light snow. High 46°, low 36°.

Pressure29.91 inHg
Wind15.7 mph W
Humidity46%
Visibility—
Dew point24°
Wed, 1845° / 32°0Clear
MorningClear35°feels 29°
AfternoonClear41°feels 36°
EveningClear36°feels 34°
OvernightClear32°feels 29°
45 °Clear

Big Sag, Wednesday, 18 November

Clear. High 45°, low 32°.

Pressure29.80 inHg
Wind10 mph W
Humidity38%
Visibility—
Dew point17°

About this forecast

How reliable is a 10-day forecast?

The first 3–5 days are the most reliable, typically within 2–4°. From day six to ten the models show the trend: the direction of change is right more often than the exact numbers.

What does the time-of-day table show?

Temperature in Big Sag, MT around 8am, 2pm, 8pm and 2am each day — handy for planning a walk, a drive or work outdoors.

How is the best day chosen?

We weigh the daytime high against precipitation: a warm, dry day scores highest.