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Mc Arthur, Idaho Weather Forecast
Mc Arthur, Idaho Weather
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Weather Forecast for Mc Arthur, Idaho : Boundary County
Issued: 3:57 am PDT Oct 31, 2025 Latitude: 48.5235431 Longitude: -116.4335277 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Saturday Sunday Monday Tuesday Wednesday Thursday
Morning Fog on Today 60% chance of rain on Tonight 100% chance of rain on Saturday 30% chance of rain & snow on Sunday 30% chance of rain & snow on Monday 60% chance of rain on Tuesday 70% chance of rain on Wednesday 80% chance of rain on Thursday
High: 48°F Low: 39°F High: 51°F High: 48°F High: 45°F High: 47°F High: 48°F High: 50°F
Low: 31°F Low: 28°F Low: 32°F Low: 33°F Low: 38°F  
Morning Fog Rain Rain Rain & Snow Rain & Snow Rain Rain Rain
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Current Conditions at
SANDPOINT - (KSZT)
30°
Clear
Mist
as of 8:10 AM PDST
Rel. Humidity: 100%
Dew Point: 30°F
Visibility: 4 Miles
Pressure: 30.23 in.
Flight Rule: MVFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
COEUR D'ALENE - (KCOE)
36°
Feels like 28°F
Mostly Cloudy
as of 7:56 AM PDST
Rel. Humidity: 93%
Dew Point: 34°F
Visibility: 7 Miles
Pressure: 30.21 in.
Flight Rule: VFR
Wind Data
9 MPH
090° East
Current Conditions at
DEER PARK - (KDEW)
30°
Clear
Mist
as of 8:24 AM PDST
Rel. Humidity: 92%
Dew Point: 28°F
Visibility: 3 Miles
Pressure: 30.20 in.
Flight Rule: MVFR
Wind Data
5 MPH
140° Southeast
Cloud Level(s): Clear
Morning Fog on Today Today... Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 48. Northeast wind around 5 mph becoming calm in the morning.

60% chance of rain Tonight Tonight... Rain likely, mainly after 2am. Mostly cloudy, with a low around 39. Calm wind becoming south around 5 mph after midnight. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

100% chance of rain Saturday Saturday... Rain. High near 51. South wind 5 to 8 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

70% chance of rain Saturday Night Saturday Night... Rain likely, mainly before 11pm. Mostly cloudy, with a low around 31. Southwest wind 8 to 11 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

30% chance of rain & snow Sunday Sunday... A 30 percent chance of rain, mainly before 11am. Snow level 3600 feet rising to 4100 feet in the afternoon. Mostly sunny, with a high near 48. Southwest wind around 8 mph.

Mostly Cloudy on Sunday Night Sunday Night... Mostly cloudy, with a low around 28.

30% chance of rain & snow Monday Monday... A 30 percent chance of rain after 11am. Snow level 3100 feet rising to 3800 feet in the afternoon. Mostly cloudy, with a high near 45.

70% chance of rain & snow Monday Night Monday Night... Rain likely. Snow level 4100 feet rising to 4700 feet after midnight. Cloudy, with a low around 32. Chance of precipitation is 70%.

60% chance of rain Tuesday Tuesday... Rain likely, mainly before 11am. Mostly cloudy, with a high near 47. Chance of precipitation is 60%.

50% chance of rain Tuesday Night Tuesday Night... A 50 percent chance of rain, mainly after 11pm. Mostly cloudy, with a low around 33.

70% chance of rain Wednesday Wednesday... Rain likely. Mostly cloudy, with a high near 48. Chance of precipitation is 70%.

90% chance of rain Wednesday Night Wednesday Night... Rain. Low around 38. Chance of precipitation is 90%.

80% chance of rain Thursday Thursday... Rain. High near 50. Chance of precipitation is 80%.

Sun Almanac for Mc Arthur, Idaho
Sunrise: 07:31 AM
Sunset: 5:27 PM
Civil Sunrise:06:59 AM
Civil Sunset: 6:00 PM
Nautical Sunrise: 06:22 AM
Nautical Sunset: 6:37 PM
Astro Sunrise: 05:45 AM
Astro Sunset: 7:14 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.