How is the weather in Big Arm, MT?

At 3:15 PM on Fri, Sep 19, 2025 it is 75 degrees Fahrenheit, feeling like 75 degrees.

Big Arm, MT Weather Forecast and Current Conditions (59910)

75°F
Feels Like 75°F

Humidity 24% Dew Point 36°F Wind S 13 MPH Gusts 16 Barometer 30.11 in.764.8 mm

Solar Rad 549 w/m2

Report from 12.6 miles WSW of central Big Arm at 3:15 PM Fri, Sep 19, 2025

Current Weather

75°F
Feels Like 75°F

Humidity 24% Dew Point 36°F Wind S 13 MPH Gusts 16 Barometer 30.11 in.764.8 mm

Solar Rad 549 w/m2

Report from 12.6 miles WSW of central Big Arm at 3:15 PM Fri, Sep 19, 2025

Forecast at a Glance

FriSep 19

76°

56°

SatSep 20

79°

55°

SunSep 21

20%

69°

48°

MonSep 22

64°

46°

TueSep 23

70°

50°

WedSep 24

75°

53°

ThuSep 25

10%

73°

49°

This Date in Weather History

1947 - The eye of a hurricane passed directly over New Orleans, and the barometric pressure dipped to 28.61 inches. The hurricane killed fifty-one persons, and caused 110 million dollars damage. It produced wind gusts to 155 mph while making landfall over Fort Lauderdale FL two days earlier.

Big Arm 7 Day Weather Forecast Details

Friday Sep 19

Day: Sunny, with a high near 76. East wind around 3 mph.

Night: Mostly clear, with a low around 56. South wind around 2 mph.

Saturday Sep 20

Day: Sunny, with a high near 79. South wind 1 to 9 mph.

Night: Patchy smoke before midnight. Mostly clear, with a low around 55. Southwest wind 2 to 10 mph, with gusts as high as 18 mph.

Sunday Sep 21

Day: A slight chance of rain after noon. Mostly sunny, with a high near 69. Southwest wind 6 to 18 mph, with gusts as high as 32 mph. Chance of precipitation is 20%.

Night: A chance of rain. Mostly cloudy, with a low around 48. Chance of precipitation is 40%.

Monday Sep 22

Day: Sunny, with a high near 64.

Night: Mostly clear, with a low around 46.

Tuesday Sep 23

Day: Sunny, with a high near 70.

Night: Mostly clear, with a low around 50.

Wednesday Sep 24

Day: Sunny, with a high near 75.

Night: Mostly clear, with a low around 53.

Thursday Sep 25

Day: Sunny, with a high near 73.

Night: A slight chance of rain after midnight. Partly cloudy, with a low around 49.

Sun & Moon Monthly

First Light 6:50 AM

Sunrise 7:21 AM

Sunset 7:43 PM

Last Light 8:13 PM

Moonrise 4:55 AM

Moonset 7:06 PM

Moon Phase

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