Alert archive / Oklahoma / Flash Flood Warnings in 2026
Flash Flood Warning 21, NWS Tulsa, OK
NWS Tulsa, OK issued this flash flood warning at Jun 6, 2026, 4:00 PM CDT for McIntosh County, Okfuskee County, Okmulgee County, Oklahoma. It was in force for 3 hr. 2 reports came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Jun 6, 2026, 4:00 PM CDT (21:00 UTC)
- Expired
- Jun 6, 2026, 7:00 PM CDT
- In force
- 3 hr
- Issued by
- NWS Tulsa, OK
- Area
- Storm-based polygon
- Flood severity
- None
Counties McIntosh County, OK, Okfuskee County, OK, Okmulgee County, OK
The radar
The Tulsa radar (KINX), 91 km from the middle of the area, began a volume at 21:00 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 6, 4:36 PM CDT | FLASH FLOOD | 1 E Dewar, OK | Report of a road washed out in the area of Hackberry Road and 250 Road east of Dewar. |
| Jun 6, 5:45 PM CDT | FLASH FLOOD | Henryetta, OK | Corporation Street closed at Muscogee Nation Reintegration Center due to water over the road and possible pond dam failure. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Norman, OK (KOUN), launched 12:00Z, 9.0 hours before the alert went out and 134 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 1243 J/kg
- Mixed-layer CIN
- 0 J/kg
- Mixed-layer LCL
- 542 m above ground
- 0-6 km bulk shear
- 20 kt
- 0-1 km storm-relative helicity
- 61 m²/s²
- 0-3 km storm-relative helicity
- 60 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.8
The text
As transmitted.
931
WGUS54 KTSA 062100
FFWTSA
OKC091-107-111-070000-
/O.NEW.KTSA.FF.W.0021.260606T2100Z-260607T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Tulsa OK
400 PM CDT Sat Jun 6 2026
The National Weather Service in Tulsa has issued a
* Flash Flood Warning for...
Southeastern Okfuskee County in east central Oklahoma...
Southeastern Okmulgee County in northeastern Oklahoma...
West Central McIntosh County in southeastern Oklahoma...
* Until 700 PM CDT.
* At 400 PM CDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Between 2 and 4 inches of rain
have fallen. Additional rainfall amounts of 1 to 3 inches are
possible in the warned area. Flash flooding is ongoing or expected
to begin shortly.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Radar.
IMPACT...Flash flooding of small creeks and streams, urban
areas, highways, streets and underpasses as well as
other poor drainage and low-lying areas.
* Some locations that will experience flash flooding include...
Okmulgee... Henryetta...
Morris... Dewar...
Schulter... Grayson...
Bryant...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
&&
LAT...LON 3560 9581 3523 9593 3524 9598 3529 9598
3529 9610 3564 9598
FLASH FLOOD...RADAR INDICATED
$$
05The office that day
Everything else NWS Tulsa, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 6, 8:34 AM CDT | Areal Flood Advisory | TSA | Creek, Okmulgee, Tulsa, Wagoner | 5 hr |
| Jun 6, 11:03 AM CDT | Flood Watch | TSA | Adair, Cherokee, Craig, Creek, Delaware, Haskell and 17 more | 50 hr |
| Jun 6, 11:06 AM CDT | Flash Flood Warning | TSA | Creek, Tulsa | 3 hr |
| Jun 6, 11:17 AM CDT | River Flood Warning | TSA | Creek | 33 hr |
| Jun 6, 12:20 PM CDT | Areal Flood Advisory | TSA | LeFlore | 3 hr |
| Jun 6, 12:41 PM CDT | Special Weather Statement | TSA | Muskogee | 34 min |
| Jun 6, 1:29 PM CDT | Flash Flood Warning | TSA | Creek | 3 hr |
| Jun 6, 1:56 PM CDT | Special Weather Statement | TSA | Tulsa | 49 min |
| Jun 6, 2:07 PM CDT | Flash Flood Warning | TSA | Creek, Tulsa | 3 hr |
| Jun 6, 3:45 PM CDT | Areal Flood Advisory | TSA | McIntosh, Okfuskee, Okmulgee | 15 min |
| Jun 6, 4:37 PM CDT | Areal Flood Advisory | TSA | Latimer, LeFlore | 34 min |
| Jun 6, 5:11 PM CDT | Flash Flood Warning | TSA | Latimer, LeFlore | 3 hr |
| Jun 6, 5:22 PM CDT | Flash Flood Warning | TSA | LeFlore | 3 hr |
Nearby
Flash Flood Warnings in Oklahoma, 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.