National Weather Service Forecast for: Altoona IA
Issued by: National Weather Service Des Moines, IA
Updated: 6:57 pm CST Feb 2, 2026
 
Tonight

Tonight: A chance of flurries between 10pm and 4am, then a slight chance of snow after 4am.  Mostly cloudy, with a low around 18. Calm wind becoming north northeast 5 to 7 mph in the evening.  Chance of precipitation is 20%.
Mostly Cloudy
then Slight
Chance Snow
Tuesday

Tuesday: A chance of flurries between 8am and 10am.  Partly sunny, with a high near 29. Wind chill values as low as 10. North wind around 8 mph.
Chance
Flurries
Tuesday
Night
Tuesday Night: Mostly cloudy, with a low around 14. North wind around 5 mph becoming calm  in the evening.
Mostly Cloudy

Wednesday

Wednesday: Partly sunny, with a high near 33. Calm wind becoming northwest 5 to 7 mph in the morning.
Partly Sunny

Wednesday
Night
Wednesday Night: Mostly cloudy, with a low around 20. North northwest wind around 6 mph becoming light and variable.
Mostly Cloudy

Thursday

Thursday: Mostly sunny, with a high near 47.
Mostly Sunny

Thursday
Night
Thursday Night: Mostly clear, with a low around 32.
Mostly Clear

Friday

Friday: Mostly sunny, with a high near 41.
Mostly Sunny

Friday
Night
Friday Night: Partly cloudy, with a low around 19.
Partly Cloudy

Lo 18 °F Hi 29 °F Lo 14 °F Hi 33 °F Lo 20 °F Hi 47 °F Lo 32 °F Hi 41 °F Lo 19 °F

Hazardous Weather Outlook
 

Tonight
 
A chance of flurries between 10pm and 4am, then a slight chance of snow after 4am. Mostly cloudy, with a low around 18. Calm wind becoming north northeast 5 to 7 mph in the evening. Chance of precipitation is 20%.
Tuesday
 
A chance of flurries between 8am and 10am. Partly sunny, with a high near 29. Wind chill values as low as 10. North wind around 8 mph.
Tuesday Night
 
Mostly cloudy, with a low around 14. North wind around 5 mph becoming calm in the evening.
Wednesday
 
Partly sunny, with a high near 33. Calm wind becoming northwest 5 to 7 mph in the morning.
Wednesday Night
 
Mostly cloudy, with a low around 20. North northwest wind around 6 mph becoming light and variable.
Thursday
 
Mostly sunny, with a high near 47.
Thursday Night
 
Mostly clear, with a low around 32.
Friday
 
Mostly sunny, with a high near 41.
Friday Night
 
Partly cloudy, with a low around 19.
Saturday
 
Mostly sunny, with a high near 37.
Saturday Night
 
Mostly cloudy, with a low around 22.
Sunday
 
Mostly sunny, with a high near 41.
Sunday Night
 
Partly cloudy, with a low around 24.
Monday
 
Mostly sunny, with a high near 47.

 

Forecast from NOAA-NWS for Altoona IA.