National Weather Service Forecast for: Blackfoot ID
Issued by: National Weather Service Pocatello, ID
Updated: 2:40 am MDT Jun 30, 2026
 
Overnight

Overnight: Patchy fog after 4am. Otherwise, partly cloudy, with a low around 41. South southeast wind 3 to 7 mph.
Patchy Fog

 Tuesday

Tuesday: Mostly sunny, with a high near 75. Calm wind becoming west southwest 5 to 9 mph in the morning.
Mostly Sunny

 Tuesday
Night
Tuesday Night: Patchy fog between 3am and 5am. Otherwise, mostly clear, with a low around 48. West southwest wind 5 to 9 mph becoming light and variable in the evening.
Mostly Clear
then Patchy
Fog
 Wednesday

Wednesday: A slight chance of showers and thunderstorms before 4pm, then a slight chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 79. Light and variable wind becoming south southwest 5 to 10 mph in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 20%.
Mostly Sunny
then Slight
Chance
T-storms
 Wednesday
Night
Wednesday Night: Patchy fog after 4am. Otherwise, partly cloudy, with a low around 48. West southwest wind 5 to 8 mph becoming light and variable after midnight.
Mostly Cloudy
then Patchy
Fog
 Thursday

Thursday: Mostly sunny, with a high near 81.
Mostly Sunny

 Thursday
Night
Thursday Night: Mostly cloudy, with a low around 52.
Mostly Cloudy

 Friday

Friday: Mostly sunny, with a high near 80.
Mostly Sunny

 Friday
Night
Friday Night: Partly cloudy, with a low around 47.
Partly Cloudy
Lo 41 °F Hi 75 °F Lo 48 °F Hi 79 °F Lo 48 °F Hi 81 °F Lo 52 °F Hi 80 °F Lo 47 °F

 

Overnight
 
 Patchy fog after 4am. Otherwise, partly cloudy, with a low around 41. South southeast wind 3 to 7 mph.
Tuesday
 
 Mostly sunny, with a high near 75. Calm wind becoming west southwest 5 to 9 mph in the morning.
Tuesday Night
 
 Patchy fog between 3am and 5am. Otherwise, mostly clear, with a low around 48. West southwest wind 5 to 9 mph becoming light and variable in the evening.
Wednesday
 
 A slight chance of showers and thunderstorms before 4pm, then a slight chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 79. Light and variable wind becoming south southwest 5 to 10 mph in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 20%.
Wednesday Night
 
 Patchy fog after 4am. Otherwise, partly cloudy, with a low around 48. West southwest wind 5 to 8 mph becoming light and variable after midnight.
Thursday
 
 Mostly sunny, with a high near 81.
Thursday Night
 
 Mostly cloudy, with a low around 52.
Friday
 
 Mostly sunny, with a high near 80.
Friday Night
 
 Partly cloudy, with a low around 47.
Independence Day
 
 Sunny, with a high near 83.
Saturday Night
 
 Clear, with a low around 50.
Sunday
 
 Sunny, with a high near 88.
Sunday Night
 
 Mostly clear, with a low around 55.
Monday
 
 Sunny, with a high near 90.

 

Forecast from NOAA-NWS for Blackfoot ID.