Flood Advisory — Dallas + 1 more areaFlood Advisory — Dallas + 1 more area
Completed official-source record with preserved facts and meaningful-change history. The final record does not infer impacts the source did not report.
What the preserved official data shows
This Flood Advisory left the National Weather Service active-alert feed after being preserved by Texas Hazard Watch. The official record named Dallas; Tarrant. Completion confirms the alert is no longer in the active feed; it does not by itself establish damage or other impacts.
- First collected
- Sep 20, 2026 · 5:44 PM CDT
- Record completed
- Sep 20, 2026 · 7:35 PM CDT
- Monitored duration
- 1 hour, 50 minutes
- Official severity
- Minor
- Named areas
- Dallas; Tarrant
- Official expiration
- Sep 20, 2026 · 7:30 PM CDT
- Final monitor status
- Left the active NWS alert feed
Show the Official Affected Area
The map distinguishes an official point, official warning/perimeter geometry, and optional satellite thermal detections. Aerial imagery is a basemap and may be older than the incident.
Record facts
- Event
- Flood Advisory
- Affected Texas areas
- Dallas; Tarrant
- Effective
- 2026-09-20T17:41:00-05:00
- Expires
- 2026-09-20T19:30:00-05:00
- Issuing authority
- NWS Fort Worth TX
Completed
Official record ended or left the source’s active window.
Instructions preserved with the record
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be aware of your surroundings and do not drive on flooded roads.
This record is completed. Check current official sources before acting.Latest official-source information
* WHAT...Flooding caused by excessive rainfall is expected.
* WHERE...Southwestern Dallas County in north central Texas...
Southeastern Tarrant County in north central Texas...
* WHEN...Until 730 PM CDT.
* IMPACTS...Minor flooding in low-lying and poor drainage areas.
Water over roadways. Ponding of water in urban or other areas is
occurring or is imminent.
* ADDITIONAL DETAILS...
- At 541 PM CDT, Doppler radar indicated heavy rain due to
thunderstorms. Overflowing poor drainage areas will cause minor
flooding in the advisory area.
- Some locations that will experience flooding include...
Arlington, Grand Prairie, Mansfield, Cedar Hill, Kennedale,
Rendon, Pantego, Cedar Hill State Park, Dalworthington Gardens,
Joe Pool Lake and Mountain Creek Lake.
Meaningful official changes
The complete source history remains preserved. Routine monitoring snapshots and small gauge fluctuations are condensed here for readability.
- Record completedOfficial record ended or left the source’s active window.
- First recordedNew official record added to the monitor.
Original source
This record is derived from an official public source. Texas Hazard Watch preserves and organizes it but does not replace the issuing authority.