National Weather Service Forecast for: Joplin MO
Issued by: National Weather Service Springfield, MO
Updated: 5:41 pm CDT Sep 12, 2026
 
Tonight

Tonight: A 30 percent chance of showers and thunderstorms, mainly between 3am and 4am. Increasing clouds, with a low around 69. Light and variable wind.
Chance
T-storms
 Sunday

Sunday: A 30 percent chance of showers and thunderstorms, mainly between 1pm and 2pm. Mostly sunny and hot, with a high near 97. Heat index values as high as 103. Light and variable wind becoming south 5 to 8 mph in the morning.
Chance
T-storms
 Sunday
Night
Sunday Night: Mostly clear, with a low around 75. East wind 5 to 7 mph becoming south after midnight.
Mostly Clear
 Monday

Monday: Sunny and hot, with a high near 99. Heat index values as high as 104. South wind 7 to 14 mph, with gusts as high as 22 mph.
Hot
 Monday
Night
Monday Night: Clear, with a low around 79. South wind 11 to 13 mph, with gusts as high as 20 mph.
Clear
 Tuesday

Tuesday: Sunny and hot, with a high near 99.
Hot
 Tuesday
Night
Tuesday Night: Mostly clear, with a low around 77.
Mostly Clear
 Wednesday

Wednesday: Sunny and hot, with a high near 99.
Hot
 Wednesday
Night
Wednesday Night: Mostly clear, with a low around 76.
Mostly Clear
Lo 69 °F Hi 97 °F Lo 75 °F Hi 99 °F Lo 79 °F Hi 99 °F Lo 77 °F Hi 99 °F Lo 76 °F

Hazardous Weather Outlook
 

Tonight
 
 A 30 percent chance of showers and thunderstorms, mainly between 3am and 4am. Increasing clouds, with a low around 69. Light and variable wind.
Sunday
 
 A 30 percent chance of showers and thunderstorms, mainly between 1pm and 2pm. Mostly sunny and hot, with a high near 97. Heat index values as high as 103. Light and variable wind becoming south 5 to 8 mph in the morning.
Sunday Night
 
 Mostly clear, with a low around 75. East wind 5 to 7 mph becoming south after midnight.
Monday
 
 Sunny and hot, with a high near 99. Heat index values as high as 104. South wind 7 to 14 mph, with gusts as high as 22 mph.
Monday Night
 
 Clear, with a low around 79. South wind 11 to 13 mph, with gusts as high as 20 mph.
Tuesday
 
 Sunny and hot, with a high near 99.
Tuesday Night
 
 Mostly clear, with a low around 77.
Wednesday
 
 Sunny and hot, with a high near 99.
Wednesday Night
 
 Mostly clear, with a low around 76.
Thursday
 
 Sunny and hot, with a high near 94.
Thursday Night
 
 A chance of showers. Mostly clear, with a low around 70.
Friday
 
 Mostly sunny, with a high near 91.
Friday Night
 
 Mostly clear, with a low around 67.
Saturday
 
 Mostly sunny, with a high near 85.

 

Forecast from NOAA-NWS for Joplin MO.