National Weather Service Forecast for: St. Anthony ID
Issued by: National Weather Service Pocatello, ID
Updated: 4:31 am MST Dec 21, 2025
 
Today

Today: Rain, possibly mixed with snow, becoming all rain after 11am.  High near 45. South southwest wind 5 to 14 mph, with gusts as high as 25 mph.  Chance of precipitation is 100%. Total daytime snow accumulation of less than a half inch possible.
Rain/Snow
then Rain
Tonight

Tonight: Rain.  Steady temperature around 43. South southwest wind 15 to 18 mph, with gusts as high as 34 mph.  Chance of precipitation is 90%.
Rain

Monday

Monday: Rain.  High near 46. South southwest wind 18 to 21 mph, with gusts as high as 36 mph.  Chance of precipitation is 90%.
Rain

Monday
Night
Monday Night: Rain.  Low around 36. South wind 6 to 13 mph, with gusts as high as 23 mph.  Chance of precipitation is 80%.
Rain

Tuesday

Tuesday: A 30 percent chance of rain before 11am.  Cloudy, with a high near 50. South southeast wind around 6 mph.
Chance Rain
then Cloudy
Tuesday
Night
Tuesday Night: Mostly cloudy, with a low around 35.
Mostly Cloudy

Wednesday

Wednesday: Rain, mainly after 11am.  High near 51. Chance of precipitation is 80%.
Rain

Wednesday
Night
Wednesday Night: Rain, mainly before 11pm.  Low around 33. Chance of precipitation is 90%.
Rain then
Chance Rain
Christmas
Day
Christmas Day: A chance of rain and snow before 11am, then rain likely.  Mostly cloudy, with a high near 47. Chance of precipitation is 60%.
Rain/Snow
Likely then
Rain Likely
Hi 45 °F Lo 43 °F Hi 46 °F Lo 36 °F Hi 50 °F Lo 35 °F Hi 51 °F Lo 33 °F Hi 47 °F

 

Today
 
Rain, possibly mixed with snow, becoming all rain after 11am. High near 45. South southwest wind 5 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. Total daytime snow accumulation of less than a half inch possible.
Tonight
 
Rain. Steady temperature around 43. South southwest wind 15 to 18 mph, with gusts as high as 34 mph. Chance of precipitation is 90%.
Monday
 
Rain. High near 46. South southwest wind 18 to 21 mph, with gusts as high as 36 mph. Chance of precipitation is 90%.
Monday Night
 
Rain. Low around 36. South wind 6 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 80%.
Tuesday
 
A 30 percent chance of rain before 11am. Cloudy, with a high near 50. South southeast wind around 6 mph.
Tuesday Night
 
Mostly cloudy, with a low around 35.
Wednesday
 
Rain, mainly after 11am. High near 51. Chance of precipitation is 80%.
Wednesday Night
 
Rain, mainly before 11pm. Low around 33. Chance of precipitation is 90%.
Christmas Day
 
A chance of rain and snow before 11am, then rain likely. Mostly cloudy, with a high near 47. Chance of precipitation is 60%.
Thursday Night
 
Rain before 5am, then rain likely, possibly mixed with snow. Low around 32. Chance of precipitation is 80%.
Friday
 
Rain and snow likely. Mostly cloudy, with a high near 44. Chance of precipitation is 60%.
Friday Night
 
A chance of rain and snow. Mostly cloudy, with a low around 27. Chance of precipitation is 30%.
Saturday
 
A 20 percent chance of snow. Mostly cloudy, with a high near 42.

 

Forecast from NOAA-NWS for St. Anthony ID.