Alert archive / Oklahoma / Flash Flood Warnings in 2021
Flash Flood Warning 43, NWS Tulsa, OK
NWS Tulsa, OK issued this flash flood warning at Jul 1, 2021, 10:40 AM CDT for Wagoner County, Oklahoma. It was in force for 3 hr. 1 report 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
- Jul 1, 2021, 10:40 AM CDT (15:40 UTC)
- Expired
- Jul 1, 2021, 1:45 PM CDT
- In force
- 3 hr
- Issued by
- NWS Tulsa, OK
- Area
- Storm-based polygon
- Flood severity
- None
County Wagoner County, OK
The radar
The Tulsa radar (KINX), 37 km from the middle of the area, began a volume at 15:42 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 |
|---|---|---|---|
| Jul 1, 11:45 AM CDT | FLASH FLOOD | Coweta, OK | EMERGENCY CREWS RESCUED THREE PEOPLE FROM THEIR HOMES BY BOAT IN THE NEIGHBORHOOD AROUND 146TH AND DIVISION. FROM SOCIAL MEDIA. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Springfield, MO (KSGF), launched 12:00Z, 3.7 hours before the alert went out and 193 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
- 789 J/kg
- Mixed-layer CIN
- -15 J/kg
- Mixed-layer LCL
- 575 m above ground
- 0-6 km bulk shear
- 19 kt
- 0-1 km storm-relative helicity
- 93 m²/s²
- 0-3 km storm-relative helicity
- 64 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 1.7
The text
As transmitted.
476
WGUS54 KTSA 011540
FFWTSA
OKC145-011845-
/O.NEW.KTSA.FF.W.0043.210701T1540Z-210701T1845Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Tulsa OK
1040 AM CDT Thu Jul 1 2021
The National Weather Service in Tulsa has issued a
* Flash Flood Warning for...
Southern Wagoner County in northeastern Oklahoma...
* Until 145 PM CDT.
* At 1040 AM CDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Between 2 and 3.5 inches of
rain have fallen. The expected rainfall rate is 1 to 2 inches in 1
hour. Additional rainfall amounts of 0.5 to 2 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...
Wagoner... Coweta...
Okay... Porter...
Tullahassee... Redbird...
Choska...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
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.
&&
LAT...LON 3603 9570 3591 9528 3588 9526 3582 9526
3581 9527 3582 9536 3580 9543 3580 9548
3579 9555 3576 9559 3578 9562 3579 9564
3584 9564 3586 9565 3586 9573
FLASH FLOOD...RADAR INDICATED
EXPECTED RAINFALL...1-2 INCHES IN 1 HOUR
$$
Lacy2 follow-up statements
999
WGUS74 KTSA 011652
FFSTSA
Flash Flood Statement
National Weather Service Tulsa OK
1152 AM CDT Thu Jul 1 2021
OKC145-011845-
/O.CON.KTSA.FF.W.0043.000000T0000Z-210701T1845Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Wagoner OK-
1152 AM CDT Thu Jul 1 2021
...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 145 PM CDT THIS
AFTERNOON FOR SOUTHERN WAGONER COUNTY...
At 1152 AM CDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Between 2.5 and 5 inches of rain
have fallen. The expected rainfall rate is 0.5 to 1 inch in 1 hour.
Additional rainfall amounts of 0.5 to 1.5 inches are possible in the
warned area. Flash flooding is ongoing.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Radar.
IMPACT...Flash flooding of small creeks and streams, urban areas,
highways, streets and underpasses as well as other poor
drainage and low-lying areas.
Some locations that will experience flash flooding include...
Wagoner... Coweta...
Okay... Porter...
Tullahassee... Redbird...
Choska...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be aware of your surroundings and do not drive on flooded roads.
&&
LAT...LON 3603 9570 3591 9528 3588 9526 3582 9526
3581 9527 3582 9536 3580 9543 3580 9548
3579 9555 3576 9559 3578 9562 3579 9564
3584 9564 3586 9565 3586 9573
FLASH FLOOD...RADAR INDICATED
EXPECTED RAINFALL...0.5-1 INCH IN 1 HOUR
$$
Lacy224
WGUS74 KTSA 011842
FFSTSA
Flash Flood Statement
National Weather Service Tulsa OK
142 PM CDT Thu Jul 1 2021
OKC145-011852-
/O.EXP.KTSA.FF.W.0043.000000T0000Z-210701T1845Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Wagoner OK-
142 PM CDT Thu Jul 1 2021
...FLASH FLOOD WARNING AT 145 PM CDT THIS AFTERNOON FOR SOUTHERN
WAGONER COUNTY HAS BEEN REPLACED WITH A FLOOD WARNING...
The heavy rain has ended. Additional flooding is no longer expected
to pose a threat but ongoing flooding will be slow to subside.
Please continue to heed remaining road closures.
A Flash Flood Watch remains in effect until 700 PM CDT for portions
of east central Oklahoma and northeast Oklahoma.
LAT...LON 3603 9570 3591 9528 3588 9526 3582 9526
3581 9527 3582 9536 3580 9543 3580 9548
3579 9555 3576 9559 3578 9562 3579 9564
3584 9564 3586 9565 3586 9573
$$
24The office that day
Everything else NWS Tulsa, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 30, 9:43 PM CDT | Special Weather Statement | TSA | Tulsa | 47 min |
| Jun 30, 10:20 PM CDT | Areal Flood Advisory | TSA | Creek, Tulsa | 115 min |
| Jul 1, 5:02 AM CDT | Areal Flood Advisory | TSA | Craig, Delaware, Ottawa | 3 hr |
| Jul 1, 5:50 AM CDT | Flash Flood Warning | TSA | Craig, Delaware | 4 hr |
| Jul 1, 7:14 AM CDT | Areal Flood Advisory | TSA | Creek, Osage, Pawnee, Tulsa, Wagoner | 3 hr |
| Jul 1, 7:24 AM CDT | Areal Flood Advisory | TSA | Craig, Delaware, Mayes, Rogers | 3 hr |
| Jul 1, 8:06 AM CDT | Areal Flood Advisory | TSA | Osage, Rogers, Tulsa, Wagoner, Washington | 3 hr |
| Jul 1, 8:16 AM CDT | Areal Flood Advisory | TSA | Muskogee, Wagoner | 3 hr |
| Jul 1, 8:27 AM CDT | Areal Flood Advisory | TSA | Adair, Cherokee | 3 hr |
| Jul 1, 9:30 AM CDT | Flash Flood Warning | TSA | Tulsa, Wagoner | 4 hr |
| Jul 1, 10:57 AM CDT | Areal Flood Advisory | TSA | McIntosh, Muskogee | 3 hr |
| Jul 1, 11:40 AM CDT | Areal Flood Advisory | TSA | Osage, Pawnee | 3 hr |
| Jul 1, 12:02 PM CDT | Areal Flood Advisory | TSA | Creek, Okfuskee, Okmulgee | 3 hr |
| Jul 1, 12:59 PM CDT | Areal Flood Advisory | TSA | McIntosh, Muskogee, Okmulgee | 3 hr |
| Jul 1, 1:42 PM CDT | Areal Flood Warning | TSA | Wagoner | 3 hr |
| Jul 1, 1:51 PM CDT | Areal Flood Warning | TSA | Tulsa, Wagoner | 3 hr |
| Jul 1, 2:16 PM CDT | River Flood Advisory | TSA | Tulsa | 4 hr |
| Jul 1, 2:32 PM CDT | River Flood Advisory | TSA | Muskogee | 4 hr |
| Jul 1, 5:43 PM CDT | River Flood Warning | TSA | Osage, Tulsa | 8 hr |
| Jul 1, 5:50 PM CDT | River Flood Warning | TSA | Tulsa | 14 hr |
| Jul 1, 6:07 PM CDT | River Flood Warning | TSA | Muskogee | 8 hr |
Nearby
Flash Flood Warnings in Oklahoma, 2021Every flash flood warning in 2021
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.