National Weather Service Forecast for: Altoona IA
Issued by: National Weather Service Des Moines, IA
Updated: 10:46 pm CST Dec 4, 2025
 
Overnight

Overnight: Mostly cloudy, with a steady temperature around 16. Wind chill values as low as zero. South southwest wind around 11 mph, with gusts as high as 20 mph.
Mostly Cloudy

 Friday

Friday: Partly sunny, with a high near 33. Wind chill values as low as 5. South southwest wind 9 to 11 mph, with gusts as high as 18 mph.
Partly Sunny

 Friday
Night
Friday Night: Mostly cloudy, with a low around 18. West wind 5 to 10 mph becoming north northwest after midnight.
Mostly Cloudy

 Saturday

Saturday: A 20 percent chance of snow after noon. Mostly cloudy, with a high near 26. Light and variable wind becoming east southeast 5 to 9 mph in the morning.
Partly Sunny
then Slight
Chance Snow
 Saturday
Night
Saturday Night: Snow. Low around 12. East wind around 10 mph becoming north northeast after midnight. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.
Snow

 Sunday

Sunday: Partly sunny, with a high near 18.
Partly Sunny

 Sunday
Night
Sunday Night: Mostly cloudy, with a low around -4.
Mostly Cloudy

 Monday

Monday: Partly sunny, with a high near 27.
Partly Sunny

 Monday
Night
Monday Night: Mostly cloudy, with a low around 19.
Mostly Cloudy
Lo 16 °F Hi 33 °F Lo 18 °F Hi 26 °F Lo 12 °F Hi 18 °F Lo -4 °F Hi 27 °F Lo 19 °F

 

Overnight
 
 Mostly cloudy, with a steady temperature around 16. Wind chill values as low as zero. South southwest wind around 11 mph, with gusts as high as 20 mph.
Friday
 
 Partly sunny, with a high near 33. Wind chill values as low as 5. South southwest wind 9 to 11 mph, with gusts as high as 18 mph.
Friday Night
 
 Mostly cloudy, with a low around 18. West wind 5 to 10 mph becoming north northwest after midnight.
Saturday
 
 A 20 percent chance of snow after noon. Mostly cloudy, with a high near 26. Light and variable wind becoming east southeast 5 to 9 mph in the morning.
Saturday Night
 
 Snow. Low around 12. East wind around 10 mph becoming north northeast after midnight. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.
Sunday
 
 Partly sunny, with a high near 18.
Sunday Night
 
 Mostly cloudy, with a low around -4.
Monday
 
 Partly sunny, with a high near 27.
Monday Night
 
 Mostly cloudy, with a low around 19.
Tuesday
 
 Partly sunny, with a high near 34.
Tuesday Night
 
 A 30 percent chance of snow. Cloudy, with a low around 23.
Wednesday
 
 Mostly cloudy, with a high near 33.
Wednesday Night
 
 Mostly cloudy, with a low around 11.
Thursday
 
 Partly sunny, with a high near 24.

 

Forecast from NOAA-NWS for Altoona IA.