Weather World
City of Decatur, TexasDecatur, TX Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Decatur Weather Forecast
| TODAY | TONIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT |
 |  | | | | | |  | | | | |
| Sunny | Clear | Sunny | Clear | Sunny | Mostly Clear | Sunny | Partly Cloudy | Sunny | Mostly Clear | Sunny | Mostly Clear |
| Hi: 100°FHi: 38°C | Lo: 79°FLo: 26°C | Hi: 100°FHi: 38°C | Lo: 79°FLo: 26°C | Hi: 99°FHi: 37°C | Lo: 75°FLo: 24°C | Hi: 99°FHi: 37°C | Lo: 75°FLo: 24°C | Hi: 99°FHi: 37°C | Lo: 71°FLo: 22°C | Hi: 95°FHi: 35°C | Lo: 71°FLo: 22°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 603 AM CDT Mon Sep 14 2026 
Decatur Radar Loop
Use the map search tool if you want to place a location marker on the radar map...
Decatur Weather Map
Decatur Quick Facts
Decatur Forecast Discussion
Meteorlogic Glosserator
Instant definitions for any meteorological term.
Instant definitions for any meteorological term.
Issued: 555 AM CDT Mon Sep 14 2026
Key Messages
- A Heat Advisory is in effect for portions of North and Central Texas this afternoon.
- Hot and dry conditions will continue through the upcoming work week.
Aviation
... (12Z TAFS) Issued at 512 AM CDT Mon Sep 14 2026
KACT: Ragged low clouds continue to develop around 1,500 ft across the Hill Country as of 1030Z. Cloud-level flow of 190 per the KGRK VAD has taken them east into Limestone County thus far, though brief periods of MVFR cannot be completely ruled out through sunrise.
Concerning...