National Weather Service Forecast for: Waverly IA
Issued by: National Weather Service Des Moines, IA
Updated: 12:47 am CDT Jun 30, 2026
 
Overnight

Overnight: A slight chance of showers and thunderstorms before 2am, then a slight chance of showers and thunderstorms after 3am. Mostly cloudy, with a steady temperature around 80. South southwest wind 9 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Slight Chance
T-storms

 Tuesday

Tuesday: A 20 percent chance of showers and thunderstorms before 8am. Mostly sunny, with a high near 92. Heat index values as high as 105. Breezy, with a south southwest wind 10 to 17 mph, with gusts as high as 25 mph.
Breezy.
Slight Chance
T-storms then
Mostly Sunny
 Tuesday
Night
Tuesday Night: A 40 percent chance of showers and thunderstorms, mainly after 2am. Partly cloudy, with a low around 73. South southwest wind 10 to 14 mph, with gusts as high as 21 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Chance
T-storms

 Wednesday

Wednesday: A chance of showers and thunderstorms before 10am, then a slight chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 89. Breezy, with a south southwest wind 10 to 18 mph, with gusts as high as 26 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Chance
T-storms and
Breezy

 Wednesday
Night
Wednesday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Partly cloudy, with a low around 73. Breezy, with a south southwest wind 13 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Chance
T-storms and
Breezy then
Showers
Likely
 Thursday

Thursday: A 30 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 89. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Chance
T-storms

 Thursday
Night
Thursday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Partly cloudy, with a low around 71. Chance of precipitation is 60%.
Chance
T-storms then
Showers
Likely
 Friday

Friday: A 40 percent chance of showers and thunderstorms, mainly before 1pm. Mostly sunny, with a high near 88.
Chance
Showers

 Friday
Night
Friday Night: A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 70.
Partly Cloudy
then Chance
T-storms
Lo 80 °F Hi 92 °F Lo 73 °F Hi 89 °F Lo 73 °F Hi 89 °F Lo 71 °F Hi 88 °F Lo 70 °F

Hazardous Weather Outlook
Extreme Heat Warning
 

Overnight
 
 A slight chance of showers and thunderstorms before 2am, then a slight chance of showers and thunderstorms after 3am. Mostly cloudy, with a steady temperature around 80. South southwest wind 9 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Tuesday
 
 A 20 percent chance of showers and thunderstorms before 8am. Mostly sunny, with a high near 92. Heat index values as high as 105. Breezy, with a south southwest wind 10 to 17 mph, with gusts as high as 25 mph.
Tuesday Night
 
 A 40 percent chance of showers and thunderstorms, mainly after 2am. Partly cloudy, with a low around 73. South southwest wind 10 to 14 mph, with gusts as high as 21 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
 
 A chance of showers and thunderstorms before 10am, then a slight chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 89. Breezy, with a south southwest wind 10 to 18 mph, with gusts as high as 26 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
 
 A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Partly cloudy, with a low around 73. Breezy, with a south southwest wind 13 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
 
 A 30 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 89. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
 
 A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Partly cloudy, with a low around 71. Chance of precipitation is 60%.
Friday
 
 A 40 percent chance of showers and thunderstorms, mainly before 1pm. Mostly sunny, with a high near 88.
Friday Night
 
 A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 70.
Independence Day
 
 A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 87.
Saturday Night
 
 A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 69.
Sunday
 
 A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 84.
Sunday Night
 
 Partly cloudy, with a low around 65.
Monday
 
 Mostly sunny, with a high near 83.

 

Forecast from NOAA-NWS for Waverly IA.