Big Arm, MT Weather Forecast and Current Conditions

WEATHER ALERTS - High Wind Watch - Wind Advisory

Current Conditions From Nearby Local Station

49°F
Feels Like 49°F  
Humidity 70% Dew Point 40°F Wind S 3 MPH Gusts 13 Barometer N/A
Solar Rad 43 w/m2
Report from a MADIS/MESONET weather station 3.5 mi. SE of central Big Arm
at

Point Forecast at a Glance

MonDec 15
Mon Dec 15: Rain, High 50F, Low 41F
90%
50
41
TueDec 16
Tue Dec 16: Rain, High 47F, Low 39F
80%
47
39
WedDec 17
Wed Dec 17: Snow, High 47F, Low 33F
100%
47
33
ThuDec 18
Thu Dec 18: Snow, High 40F, Low 36F
80%
40
36
FriDec 19
Fri Dec 19: Rain And Snow, High 42F, Low 30F
50%
42
30
SatDec 20
Sat Dec 20: Snow, High 37F, Low 29F
50%
37
29
SunDec 21
Sun Dec 21: Snow, High 37F
50%
37
 

Jump to detailed forecast ↓

7-Day Temperature Trend

Week Ahead Summary

Cooling trend continues with high temperatures dropping from 50°F to 37°F. Unsettled weather expected with rain or snow likely on at least 7 days.

Climate Context

This week's forecast shows temperatures running 10°F above the historical average for December. Normal highs for this period are around 33°F with lows around 22°F.

This Date in Weather History

1901 - An intense cold front swept across the eastern U.S. The cold front produced heavy rain in Louisiana, and heavy snow in the northeastern U.S.

More on this and other weather history

Big Arm, MT 7 Day Weather Forecast Details

Monday Dec 15

Rain

Day: Rain, mainly before 3pm. High near 50. South wind 10 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 90%.

Rain Likely

Night: Rain likely, mainly before 8pm. Mostly cloudy, with a low around 41. Breezy, with a southwest wind 18 to 23 mph, with gusts as high as 55 mph. Chance of precipitation is 60%.

Tuesday Dec 16

Rain

Day: Rain, mainly after 2pm. High near 47. South southwest wind 15 to 18 mph, with gusts as high as 32 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

Rain

Night: Rain. Low around 39. South southwest wind 15 to 21 mph, with gusts as high as 37 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

Wednesday Dec 17

Snow

Day: Rain before 8am, then snow. High near 47. Windy, with a west southwest wind 25 to 33 mph, with gusts as high as 55 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.

Snow

Night: A 20 percent chance of snow before 11pm. Mostly cloudy, with a low around 33. Windy.

Thursday Dec 18

Snow

Day: Snow, mainly after 11am. High near 40. Chance of precipitation is 80%. Little or no snow accumulation expected.

Rain And Snow

Night: Rain and snow, becoming all rain after 11pm. Cloudy, with a low around 36.

Friday Dec 19

Rain And Snow

Day: Rain likely before 2pm, then rain and snow likely. Mostly cloudy, with a high near 42.

Snow

Night: A chance of snow. Mostly cloudy, with a low around 30.

Saturday Dec 20

Snow

Day: A chance of snow. Mostly cloudy, with a high near 37.

Snow

Night: A chance of snow. Mostly cloudy, with a low around 29.

Sunday Dec 21

Snow

Day: A chance of snow. Partly sunny, with a high near 37.


About Big Arm, MT

Big Arm is a census-designated place (CDP) in Lake County, Montana, United States. The population was 177 at the 2010 census, up from 131 in 2000. The town is situated on the south side of Big Arm, a large bay on Flathead Lake, hence its name. The name was used by the Kootenai people, who lived there prior to the town being established. The post office opened in 1911, with Marion F. Lamb as postmaster. Big Arm State Park is located just north of the town.

Content from Wikipedia, licensed under CC BY-SA 3.0.

How We Provide Better Local Weather

Current conditions: We use the nearest available station to your location - including professional MESONET/MADIS and local weather stations - often miles closer than regional airports.

Forecasts: National Weather Service point forecasts predict for your specific area, not broad regional zones, making them far more relevant to your location.