National Weather Service Forecast for: Spencer IA
Issued by: National Weather Service Sioux Falls, SD
Updated: 12:33 pm CST Nov 1, 2026
 
This
Afternoon
This Afternoon: Mostly cloudy, with a high near 64. Southeast wind around 10 mph.
Mostly Cloudy

 Tonight

Tonight: Showers, mainly after 3am. Low around 56. Breezy, with a southeast wind 10 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Cloudy then
Showers and
Breezy
 Monday

Monday: Showers and possibly a thunderstorm, mainly before 5pm, then a chance of showers and thunderstorms after 5pm. High near 67. Breezy, with a south southeast wind 15 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Breezy.
Showers then
Showers
Likely
 Monday
Night
Monday Night: A chance of rain and thunderstorms before 3am, then a chance of showers and thunderstorms between 3am and 4am, then showers likely and possibly a thunderstorm after 4am. Cloudy, with a low around 52. South wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.
Chance
Showers then
Showers
Likely
 Tuesday

Tuesday: Showers, with thunderstorms also possible after 3pm. Temperature rising to near 56 by 10am, then falling to around 50 during the remainder of the day. South wind 5 to 15 mph becoming north northwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 90%.
Showers

 Tuesday
Night
Tuesday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 42. North northwest wind around 10 mph. Chance of precipitation is 70%.
Showers
Likely then
Chance
Showers
 Wednesday

Wednesday: A 50 percent chance of showers. Mostly cloudy, with a high near 50.
Chance
Showers

 Wednesday
Night
Wednesday Night: Mostly cloudy, with a low around 40.
Mostly Cloudy

 Thursday

Thursday: Mostly cloudy, with a high near 50.
Mostly Cloudy
Hi 64 °F Lo 56 °F Hi 67 °F Lo 52 °F Hi 56 °F⇓ Lo 42 °F Hi 50 °F Lo 40 °F Hi 50 °F

Hazardous Weather Outlook
 

This Afternoon
 
 Mostly cloudy, with a high near 64. Southeast wind around 10 mph.
Tonight
 
 Showers, mainly after 3am. Low around 56. Breezy, with a southeast wind 10 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
 
 Showers and possibly a thunderstorm, mainly before 5pm, then a chance of showers and thunderstorms after 5pm. High near 67. Breezy, with a south southeast wind 15 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Monday Night
 
 A chance of rain and thunderstorms before 3am, then a chance of showers and thunderstorms between 3am and 4am, then showers likely and possibly a thunderstorm after 4am. Cloudy, with a low around 52. South wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.
Tuesday
 
 Showers, with thunderstorms also possible after 3pm. Temperature rising to near 56 by 10am, then falling to around 50 during the remainder of the day. South wind 5 to 15 mph becoming north northwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 90%.
Tuesday Night
 
 Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 42. North northwest wind around 10 mph. Chance of precipitation is 70%.
Wednesday
 
 A 50 percent chance of showers. Mostly cloudy, with a high near 50.
Wednesday Night
 
 Mostly cloudy, with a low around 40.
Thursday
 
 Mostly cloudy, with a high near 50.
Thursday Night
 
 Mostly cloudy, with a low around 37.
Friday
 
 Partly sunny, with a high near 51.
Friday Night
 
 Mostly cloudy, with a low around 37.
Saturday
 
 Partly sunny, with a high near 54.

 

Forecast from NOAA-NWS for Spencer IA.