Alert archive / Texas / Flash Flood Warnings in 2026

Flash Flood Warning 85, NWS Fort Worth, TX

September 20, 2026Grayson County, Texas

NWS Fort Worth, TX issued this flash flood warning at Sep 20, 2026, 6:18 PM CDT for Grayson County, Texas. It was in force for 3 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Sep 20, 2026, 6:18 PM CDT (23:18 UTC)
Expired
Sep 20, 2026, 9:30 PM CDT
In force
3 hr
Issued by
NWS Fort Worth, TX
Area
Storm-based polygon
Flood severity
None

County Grayson County, TX

The radar

The Dallas/Ft Worth radar (KFWS), 131 km from the middle of the area, began a volume at 23:20 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The office that day

Everything else NWS Fort Worth, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Sep 20, 2:36 PM CDTSpecial Weather StatementFWDLampasas39 min
Sep 20, 2:45 PM CDTSpecial Weather StatementFWDHamilton45 min
Sep 20, 3:32 PM CDTSpecial Weather StatementFWDBosque, Hamilton43 min
Sep 20, 3:47 PM CDTSevere Thunderstorm WarningFWDCoryell, Hamilton58 min
Sep 20, 4:06 PM CDTSpecial Weather StatementFWDTarrant39 min
Sep 20, 4:11 PM CDTAreal Flood AdvisoryFWDBosque, Hamilton109 min
Sep 20, 4:12 PM CDTSpecial Weather StatementFWDJohnson48 min
Sep 20, 4:32 PM CDTSpecial Weather StatementFWDSomervell28 min
Sep 20, 4:46 PM CDTSevere Thunderstorm WarningFWDBosque, Hill, Johnson, Somervell44 min
Sep 20, 5:13 PM CDTSpecial Weather StatementFWDDallas47 min
Sep 20, 5:24 PM CDTSpecial Weather StatementFWDGrayson36 min
Sep 20, 5:35 PM CDTAreal Flood AdvisoryFWDGrayson85 min
Sep 20, 5:41 PM CDTAreal Flood AdvisoryFWDDallas, Tarrant109 min
Sep 20, 5:48 PM CDTSevere Thunderstorm WarningFWDDallas, Ellis, Johnson, Tarrant28 min
Sep 20, 5:53 PM CDTSevere Thunderstorm WarningFWDGrayson37 min
Sep 20, 6:21 PM CDTSevere Thunderstorm WarningFWDFannin, Grayson54 min
Sep 20, 6:27 PM CDTFlash Flood Warning Considerable damage threatFWDGrayson93 min

Nearby

Flash Flood Warnings in Texas, 2026Every flash flood warning in 2026

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.