National Weather Service Forecast for: Rupert ID
Issued by: National Weather Service Pocatello, ID
Updated: 12:31 pm MDT Jul 10, 2026
 
This
Afternoon
This Afternoon: A 20 percent chance of rain.  Sunny, with a high near 95. East wind 5 to 8 mph becoming south southwest.
Slight Chance
Rain
Tonight

Tonight: A 20 percent chance of rain before 9pm.  Mostly clear, with a low around 58. South wind 5 to 7 mph becoming east in the evening.
Slight Chance
Rain then
Clear
Saturday

Saturday: Sunny and hot, with a high near 99. West southwest wind 5 to 8 mph.
Hot

Saturday
Night
Saturday Night: Mostly clear, with a low around 62. East wind 5 to 7 mph.
Mostly Clear

Sunday

Sunday: Mostly sunny and hot, with a high near 98. East wind 6 to 13 mph becoming west in the afternoon. Winds could gust as high as 24 mph.
Hot

Sunday
Night
Sunday Night: Partly cloudy, with a low around 61.
Partly Cloudy

Monday

Monday: Sunny and hot, with a high near 99.
Hot

Monday
Night
Monday Night: Partly cloudy, with a low around 65.
Partly Cloudy

Tuesday

Tuesday: Mostly sunny, with a high near 94.
Mostly Sunny

Hi 95 °F Lo 58 °F Hi 99 °F Lo 62 °F Hi 98 °F Lo 61 °F Hi 99 °F Lo 65 °F Hi 94 °F

Heat Advisory
 

This Afternoon
 
A 20 percent chance of rain. Sunny, with a high near 95. East wind 5 to 8 mph becoming south southwest.
Tonight
 
A 20 percent chance of rain before 9pm. Mostly clear, with a low around 58. South wind 5 to 7 mph becoming east in the evening.
Saturday
 
Sunny and hot, with a high near 99. West southwest wind 5 to 8 mph.
Saturday Night
 
Mostly clear, with a low around 62. East wind 5 to 7 mph.
Sunday
 
Mostly sunny and hot, with a high near 98. East wind 6 to 13 mph becoming west in the afternoon. Winds could gust as high as 24 mph.
Sunday Night
 
Partly cloudy, with a low around 61.
Monday
 
Sunny and hot, with a high near 99.
Monday Night
 
Partly cloudy, with a low around 65.
Tuesday
 
Mostly sunny, with a high near 94.
Tuesday Night
 
A 20 percent chance of rain after midnight. Partly cloudy, with a low around 61.
Wednesday
 
Mostly sunny, with a high near 93.
Wednesday Night
 
Mostly clear, with a low around 60.
Thursday
 
Sunny, with a high near 94.

 

Forecast from NOAA-NWS for Rupert ID.