National Weather Service Forecast for: Choctaw OK
Issued by: National Weather Service Norman, OK
Updated: 1:26 am CDT Aug 20, 2026
 
Overnight

Overnight: A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 76. East wind around 7 mph.
Slight Chance
T-storms

 Thursday

Thursday: A 20 percent chance of showers and thunderstorms before 10am. Mostly sunny and hot, with a high near 102. East wind 5 to 7 mph.
Slight Chance
T-storms then
Mostly Sunny
 Thursday
Night
Thursday Night: A 20 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 76. East southeast wind 6 to 9 mph.
Mostly Clear
then Slight
Chance
T-storms
 Friday

Friday: Sunny and hot, with a high near 104. Heat index values as high as 108. South southeast wind 5 to 8 mph.
Hot

 Friday
Night
Friday Night: A 20 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 77. East southeast wind 7 to 9 mph becoming south after midnight.
Mostly Clear
then Slight
Chance
T-storms
 Saturday

Saturday: Mostly sunny and hot, with a high near 102.
Hot

 Saturday
Night
Saturday Night: Mostly clear, with a low around 75.
Mostly Clear

 Sunday

Sunday: Mostly sunny and hot, with a high near 100.
Hot

 Sunday
Night
Sunday Night: Mostly clear, with a low around 78.
Mostly Clear
Lo 76 °F Hi 102 °F Lo 76 °F Hi 104 °F Lo 77 °F Hi 102 °F Lo 75 °F Hi 100 °F Lo 78 °F

Heat Advisory
 

Overnight
 
 A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 76. East wind around 7 mph.
Thursday
 
 A 20 percent chance of showers and thunderstorms before 10am. Mostly sunny and hot, with a high near 102. East wind 5 to 7 mph.
Thursday Night
 
 A 20 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 76. East southeast wind 6 to 9 mph.
Friday
 
 Sunny and hot, with a high near 104. Heat index values as high as 108. South southeast wind 5 to 8 mph.
Friday Night
 
 A 20 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 77. East southeast wind 7 to 9 mph becoming south after midnight.
Saturday
 
 Mostly sunny and hot, with a high near 102.
Saturday Night
 
 Mostly clear, with a low around 75.
Sunday
 
 Mostly sunny and hot, with a high near 100.
Sunday Night
 
 Mostly clear, with a low around 78.
Monday
 
 A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 102.
Monday Night
 
 A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 78.
Tuesday
 
 Mostly sunny and hot, with a high near 101.
Tuesday Night
 
 A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 76.
Wednesday
 
 Mostly sunny and hot, with a high near 98.

 

Forecast from NOAA-NWS for Choctaw OK.