National Weather Service Forecast for: 3 Miles WNW Decatur, TX
Issued by: National Weather Service Fort Worth/Dallas, TX
Updated: Sep 09, 2026 1:26am
 
  Wednesday

Wednesday: Sunny then Slight Chance Showers And Thunderstorms
Sunny then Slight Chance Showers And T-Storms
Thursday

Thursday: Mostly Sunny then Showers And Thunderstorms Likely
Mostly Sunny then Showers And T-Storms Likely
Friday

Friday: Slight Chance Rain Showers then Mostly Sunny
Slight Chance Rain Showers then Mostly Sunny
Saturday

Saturday: Sunny
Sunny
Sunday

Sunday: Sunny
Sunny
Monday

Monday: Sunny
Sunny
Tuesday

Tuesday: Sunny then Slight Chance Rain Showers
Sunny then Slight Chance Rain Showers
  Hi 101 °F Hi 99 °F Hi 100 °F Hi 102 °F Hi 100 °F Hi 100 °F Hi 99 °F
 
Overnight

Overnight: Clear
Clear
Wednesday
Night
Wednesday Night: Slight Chance Showers And Thunderstorms then Mostly Clear
Slight Chance Showers And T-Storms then Mostly Clear
Thursday
Night
Thursday Night: Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms
Chance Showers And T-Storms then Slight Chance Showers And T-Storms
Friday
Night
Friday Night: Mostly Clear
Mostly Clear
Saturday
Night
Saturday Night: Mostly Clear
Mostly Clear
Sunday
Night
Sunday Night: Mostly Clear
Mostly Clear
Monday
Night
Monday Night: Mostly Clear
Mostly Clear
 
Lo 79 °F Lo 76 °F Lo 74 °F Lo 76 °F Lo 76 °F Lo 76 °F Lo 75 °F  

Heat Advisory
 

Overnight
 
Clear. Low around 79, with temperatures rising to around 81 overnight. South southeast wind around 5 mph.
Wednesday
 
A slight chance of showers and thunderstorms after 4pm. Sunny, with a high near 101. Heat index values as high as 105. South wind around 5 mph. Chance of precipitation is 20%.
Wednesday Night
 
A slight chance of showers and thunderstorms before 10pm. Mostly clear. Low around 76, with temperatures rising to around 78 overnight. Heat index values as high as 102. South southeast wind around 5 mph. Chance of precipitation is 20%.
Thursday
 
Showers and thunderstorms likely after 1pm. Mostly sunny, with a high near 99. Heat index values as high as 103. South wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.
Thursday Night
 
A chance of showers and thunderstorms before 7pm, then a slight chance of showers and thunderstorms. Partly cloudy. Low around 74, with temperatures rising to around 76 overnight. East southeast wind 0 to 5 mph. Chance of precipitation is 40%.
Friday
 
A slight chance of rain showers before 7am. Mostly sunny, with a high near 100. South wind 0 to 10 mph. Chance of precipitation is 20%.
Friday Night
 
Mostly clear, with a low around 76. South southeast wind 5 to 10 mph.
Saturday
 
Sunny, with a high near 102. South wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday Night
 
Mostly clear, with a low around 76. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Sunday
 
Sunny, with a high near 100.
Sunday Night
 
Mostly clear, with a low around 76.
Monday
 
Sunny, with a high near 100.
Monday Night
 
Mostly clear, with a low around 75.
Tuesday
 
A slight chance of rain showers after 1pm. Sunny, with a high near 99. Chance of precipitation is 20%.

 

Forecast from NOAA-NWS for 3 Miles WNW Decatur, TX.