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Old Williamsburg, Idaho Weather Forecast
Old Williamsburg, Idaho Weather
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Click for Winter Storm Warning for Old Williamsburg, Idaho
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Weather Forecast for Old Williamsburg, Idaho : Caribou County
Issued: 4:30 pm MST Dec 4, 2025 Latitude: 42.942698 Longitude: -111.3404975 View on Google Maps

MouseOver for Detail Forecast
This Afternoon Tonight Friday Saturday Sunday Monday Tuesday Wednesday Thursday
70% chance of snow on This Afternoon 90% chance of snow on Tonight 90% chance of snow on Friday 90% chance of snow on Saturday 60% chance of snow on Sunday 50% chance of snow on Monday 60% chance of snow on Tuesday 60% chance of snow on Wednesday 40% chance of snow on Thursday
High: 20°F Low: 21°F High: 29°F High: 29°F High: 29°F High: 31°F High: 34°F High: 36°F High: 36°F
Low: 26°F Low: 20°F Low: 27°F Low: 25°F Low: 30°F Low: 28°F  
Snow Snow Snow Snow Snow Snow Snow Snow Snow
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Current Conditions at
IDAHO FALLS - (KIDA)
30°
Feels like 20°F
Cloudy
as of 3:53 PM MST
Rel. Humidity: 80%
Dew Point: 25°F
Visibility: 10 Miles
Pressure: 30.13 in.
Flight Rule: MVFR
Wind Data
13 MPH
220° Southwest
Cloud Level(s): Solid Overcast at 2500ft
Current Conditions at
JACKSON - (KJAC)
25°
Feels like 12°F
Cloudy
Light Snow Mist
as of 4:33 PM MST
Rel. Humidity: 85%
Dew Point: 21°F
Visibility: 1 Miles
Pressure: 30.05 in.
Flight Rule: IFR
Wind Data
14 MPH
170° South
Cloud Level(s): Solid Overcast at 1300ft
Current Conditions at
POCATELLO - (KPIH)
36°
Feels like 27°F
Cloudy
as of 3:53 PM MST
Rel. Humidity: 69%
Dew Point: 27°F
Visibility: 10 Miles
Pressure: 30.14 in.
Flight Rule: VFR
Wind Data
12 MPH
200° South
Cloud Level(s): Solid Overcast at 6000ft
Current Conditions at
REXBURG - (KRXE)
27°
Cloudy
Light Snow Mist
as of 4:22 PM MST
Rel. Humidity: 92%
Dew Point: 25°F
Visibility: 1 3/4 Miles
Pressure: 30.12 in.
Flight Rule: IFR
Wind Data
Calm
Cloud Level(s): Solid Overcast at 1400ft
70% chance of snow This Afternoon This Afternoon... Snow likely. Cloudy, with a steady temperature around 20. Southwest wind around 9 mph. Chance of precipitation is 70%. Total daytime snow accumulation of less than one inch possible.
90% chance of snow Tonight Tonight... Snow. The snow could be heavy at times. Low around 21. Southwest wind 8 to 11 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 7 inches possible.
90% chance of snow Friday Friday... Snow. The snow could be heavy at times. High near 29. West southwest wind 6 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
100% chance of snow Friday Night Friday Night... Snow. The snow could be heavy at times. Low around 26. Breezy, with a southwest wind 13 to 22 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.
90% chance of snow Saturday Saturday... Snow. High near 29. Breezy, with a west wind 14 to 23 mph, with gusts as high as 32 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.
70% chance of snow Saturday Night Saturday Night... Snow likely, mainly before 11pm. Mostly cloudy, with a low around 20. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
60% chance of snow Sunday Sunday... Snow likely, mainly after 11am. Mostly cloudy, with a high near 29. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
80% chance of snow Sunday Night Sunday Night... Snow. Low around 27. Chance of precipitation is 80%.
50% chance of snow Monday Monday... A 50 percent chance of snow. Mostly cloudy, with a high near 31.
40% chance of snow Monday Night Monday Night... A 40 percent chance of snow. Mostly cloudy, with a low around 25.
60% chance of snow Tuesday Tuesday... Snow likely. Mostly cloudy, with a high near 34. Chance of precipitation is 60%.
70% chance of snow Tuesday Night Tuesday Night... Snow likely. Mostly cloudy, with a low around 30. Chance of precipitation is 70%.
60% chance of snow Wednesday Wednesday... Snow likely. Mostly cloudy, with a high near 36. Chance of precipitation is 60%.
50% chance of snow Wednesday Night Wednesday Night... A 50 percent chance of snow. Mostly cloudy, with a low around 28.
40% chance of snow Thursday Thursday... A 40 percent chance of snow. Partly sunny, with a high near 36.
Current Radar Image


Sun Almanac for Old Williamsburg, Idaho
Sunrise: 07:40 AM
Sunset: 4:51 PM
Civil Sunrise:07:09 AM
Civil Sunset: 5:23 PM
Nautical Sunrise: 06:33 AM
Nautical Sunset: 5:58 PM
Astro Sunrise: 05:59 AM
Astro Sunset: 6:33 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.