Alert archive / Oklahoma / Flash Flood Warnings in 2021
Flash Flood Warning 17, NWS Shreveport, LA
NWS Shreveport, LA issued this flash flood warning at Jun 8, 2021, 5:48 AM CDT for McCurtain County, Oklahoma. It was in force for 5 hr. 9 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 8, 2021, 5:48 AM CDT (10:48 UTC)
- Expired
- Jun 8, 2021, 11:00 AM CDT
- In force
- 5 hr
- Issued by
- NWS Shreveport, LA
- Area
- Storm-based polygon
- Emergency
- Flash flood emergency
- Flood severity
- None
County McCurtain County, OK
The radar
The Western Arkansas radar (KSRX), 138 km from the middle of the area, began a volume at 10:52 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 8, 6:10 AM CDT | FLASH FLOOD | Valliant, OK | EMERGENCY MANAGER REPORTS WIDESPREAD FLOODING ACROSS THE TOWN OF VALLIANT. |
| Jun 8, 7:34 AM CDT | FLASH FLOOD | Valliant, OK | NUMEROUS STREETS FLOODED. SEVERAL VEHICLES FLOODED AND STALLED WITH DRIVERS STRANDED. U.S. HIGHWAY 70 FLOODED AND CLOSED. |
| Jun 8, 7:47 AM CDT | FLASH FLOOD | 4 N Valliant, OK | RESCUE ATTEMPT ON PINECREEK RD. JC LOOP RD IN RUFE OK IMPASSABLE! RUFE RD IS IMPASSABLE ALSO.. VALLIANT OFFICER STATE NEAR THE RESCUE SCENE APPROXIMATELY A 4IN RISE IN 35MIN ESTIMATED. PINE CREEK ROAD IS FLOODED. REPORTED BY HAWORTH FIRE. |
| Jun 8, 8:07 AM CDT | FLASH FLOOD | 1 Nnw Millerton, OK | ROAD FLOODED AND IMPASSABLE, PART WASH OUT. |
| Jun 8, 8:15 AM CDT | FLASH FLOOD | 4 N Valliant, OK | PINE CREEK ROAD IS CLOSED. WATER RESCUES ONGOING. |
| Jun 8, 8:17 AM CDT | FLASH FLOOD | 2 W Valliant, OK | HWY 70 FROM VALLIANT TO HUGO IS CLOSED DUE TO HIGH SWIFT WATER. WATER RECUES ONGOING. |
| Jun 8, 8:33 AM CDT | FLASH FLOOD | Wright City, OK | TWO HOMES FLOODED AT 2ND AND NORWOOD STREETS. EASTSIDE ROAD, OLD HWY 98 AND HWY 98 COMPLETELY FLOODED AND CLOSED. |
| Jun 8, 8:53 AM CDT | FLOOD | Wright City, OK | HOME FLOODED ON 9TH STREET AND 9TH STREET IS FLOODED. |
| Jun 8, 10:40 AM CDT | FLASH FLOOD | Wright City, OK | TWO HOUSES ON NORWOOD STREET AND 2ND RIGHT BESIDE THE OLD CITY WATER TREATMENT FACILITY HAD OVER 3 FT OF WATER INSIDE THEIR HOMES; GLORY BAPTIST CHURCH STANDING IN WATER; CHAMELEON LANE IS BLOCKED OFF IT LOOKS LIKE YOU CAN DRIVE OVER IT BUT THERE IS A 6-FT GAP |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Shreveport, LA (KSHV), launched 00:00Z, 10.8 hours before the alert went out and 223 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1524 m above ground
- 0-6 km bulk shear
- 38 kt
- 0-1 km storm-relative helicity
- 248 m²/s²
- 0-3 km storm-relative helicity
- 280 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
698
WGUS54 KSHV 081048
FFWSHV
OKC089-081400-
/O.NEW.KSHV.FF.W.0017.210608T1048Z-210608T1400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Shreveport LA
548 AM CDT Tue Jun 8 2021
The National Weather Service in Shreveport has issued a
* Flash Flood Warning for...
West Central McCurtain County in southeastern Oklahoma...
* Until 900 AM CDT.
* At 548 AM CDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Between 2 and 3 inches of rain
have fallen. Flash flooding is ongoing or expected to begin
shortly.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Doppler radar.
IMPACT...Flooding of small creeks and streams, urban areas,
highways, streets and underpasses as well as other
drainage and low lying areas.
* Some locations that will experience flash flooding include...
Wright City, Valliant, Millerton, Glover, Slim, Golden, Rufe,
Ringold, Oak Hill and Holly Creek.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
&&
LAT...LON 3426 9499 3429 9485 3397 9481 3395 9516
3415 9516 3415 9515 3424 9515 3424 9505
3426 9505
FLASH FLOOD...RADAR INDICATED
$$
203 follow-up statements
504
WGUS74 KSHV 081217
FFSSHV
Flash Flood Statement
National Weather Service Shreveport LA
717 AM CDT Tue Jun 8 2021
OKC089-081400-
/O.CON.KSHV.FF.W.0017.000000T0000Z-210608T1400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
McCurtain OK-
717 AM CDT Tue Jun 8 2021
...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 9 AM CDT THIS MORNING
FOR WEST CENTRAL MCCURTAIN COUNTY...
At 717 AM CDT, Doppler radar indicated thunderstorms producing heavy
rain across the warned area. Between 5 and 8 inches of rain have
fallen. Flash flooding is ongoing or expected to begin shortly.
HAZARD...Life threatening flash flooding. Thunderstorms producing
flash flooding.
SOURCE...Doppler radar.
IMPACT...Life threatening flash flooding of creeks and streams,
urban areas, highways, streets and underpasses.
Some locations that will experience flash flooding include...
Wright City, Valliant, Millerton, Glover, Slim, Golden, Rufe,
Ringold, Oak Hill and Holly Creek.
Additional rainfall amounts of 1 to 3 inches are possible in the
warned area.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Dangerous flash flooding is occurring or is imminent. Do not attempt
to travel unless you are fleeing flood waters. If you are in an area
subject to flooding, move to higher ground now.
Excessive runoff from heavy rainfall will cause flooding of small
creeks and streams, country roads, farmland, and other low lying
spots.
In hilly terrain there are hundreds of low water crossings which are
potentially dangerous in heavy rain. Do not attempt to cross flooded
roads. Find an alternate route.
&&
LAT...LON 3426 9499 3429 9485 3397 9481 3395 9516
3415 9516 3415 9515 3424 9515 3424 9505
3426 9505
FLASH FLOOD...RADAR INDICATED
FLASH FLOOD DAMAGE THREAT...CONSIDERABLE
$$
04698
WGUS54 KSHV 081234
FFWSHV
OKC089-081600-
/O.EXT.KSHV.FF.W.0017.000000T0000Z-210608T1600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Shreveport LA
734 AM CDT Tue Jun 8 2021
...FLASH FLOOD EMERGENCY FOR VALLIANT...
The National Weather Service in Shreveport has extended the
* Flash Flood Warning for...
West Central McCurtain County in southeastern Oklahoma...
* Until 1100 AM CDT.
* At 734 AM CDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Between 5 and 8 inches of rain
have fallen. Flash flooding is ongoing or expected to begin
shortly.
This is a FLASH FLOOD EMERGENCY for Valliant. This is a
PARTICULARLY DANGEROUS SITUATION. SEEK HIGHER GROUND NOW!
HAZARD...Life threatening flash flooding. Thunderstorms
producing flash flooding.
SOURCE...Doppler radar.
IMPACT...This is a PARTICULARLY DANGEROUS SITUATION. SEEK
HIGHER GROUND NOW! Life threatening flash flooding of
low water crossings, small creeks and streams, urban
areas, highways, streets and underpasses.
* Some locations that will experience flash flooding include...
Wright City, Valliant, Millerton, Glover, Slim, Golden, Rufe,
Ringold, Oak Hill and Holly Creek.
Additional rainfall amounts of 1 to 3 inches are possible in the
warned area.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Move to higher ground now! This is an extremely dangerous and
life-threatening situation. Do not attempt to travel unless you are
fleeing an area subject to flooding or under an evacuation order.
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Dangerous flash flooding is occurring or is imminent. Do not attempt
to travel unless you are fleeing flood waters. If you are in an area
subject to flooding, move to higher ground now.
Excessive runoff from heavy rainfall will cause flooding of small
creeks and streams, country roads, farmland, and other low lying
spots.
In hilly terrain there are hundreds of low water crossings which are
potentially dangerous in heavy rain. Do not attempt to cross flooded
roads. Find an alternate route.
&&
LAT...LON 3426 9499 3429 9485 3397 9481 3395 9516
3415 9516 3415 9515 3424 9515 3424 9505
3426 9505
FLASH FLOOD...RADAR INDICATED
FLASH FLOOD DAMAGE THREAT...CATASTROPHIC
$$
04673
WGUS74 KSHV 081431
FFSSHV
Flash Flood Statement
National Weather Service Shreveport LA
931 AM CDT Tue Jun 8 2021
OKC089-081600-
/O.CON.KSHV.FF.W.0017.000000T0000Z-210608T1600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
McCurtain OK-
931 AM CDT Tue Jun 8 2021
...FLASH FLOOD EMERGENCY FOR VALLIANT...
...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 11 AM CDT THIS
MORNING FOR WEST CENTRAL MCCURTAIN COUNTY...
At 931 AM CDT, Doppler radar indicated thunderstorms producing heavy
rain across the warned area. Between 6 and 9 inches of rain have
fallen. Flash flooding is ongoing.
This is a FLASH FLOOD EMERGENCY for Valliant. This is a PARTICULARLY
DANGEROUS SITUATION. SEEK HIGHER GROUND NOW!
HAZARD...Life threatening flash flooding. Thunderstorms producing
flash flooding.
SOURCE...Doppler radar.
IMPACT...This is a PARTICULARLY DANGEROUS SITUATION. SEEK HIGHER
GROUND NOW! Life threatening flash flooding of low water
crossings, small creeks and streams, urban areas,
highways, streets and underpasses.
Some locations that will experience flash flooding include...
Wright City, Valliant, Millerton, Glover, Slim, Golden, Rufe,
Ringold, Oak Hill and Holly Creek.
Additional rainfall amounts of 1 to 2 inches are possible in the
warned area.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Move to higher ground now! This is an extremely dangerous and
life-threatening situation. Do not attempt to travel unless you are
fleeing an area subject to flooding or under an evacuation order.
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Dangerous flash flooding is occurring or is imminent. Do not attempt
to travel unless you are fleeing flood waters. If you are in an area
subject to flooding, move to higher ground now.
Excessive runoff from heavy rainfall will cause flooding of small
creeks and streams, country roads, farmland, and other low lying
spots.
In hilly terrain there are hundreds of low water crossings which are
potentially dangerous in heavy rain. Do not attempt to cross flooded
roads. Find an alternate route.
&&
LAT...LON 3426 9499 3429 9485 3397 9481 3395 9516
3415 9516 3415 9515 3424 9515 3424 9505
3426 9505
FLASH FLOOD...RADAR INDICATED
FLASH FLOOD DAMAGE THREAT...CATASTROPHIC
$$
04The office that day
Everything else NWS Shreveport, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 7, 8:44 PM CDT | River Flood Warning | SHV | McCurtain | 13 hr |
| Jun 7, 8:47 PM CDT | River Flood Warning | SHV | McCurtain | 4 days |
| Jun 7, 8:47 PM CDT | River Flood Warning | SHV | McCurtain | 5 days |
| Jun 8, 3:29 AM CDT | Areal Flood Advisory | SHV | McCurtain | 2 hr |
| Jun 8, 5:13 AM CDT | River Flood Warning | SHV | McCurtain | 52 hr |
| Jun 8, 5:33 AM CDT | Areal Flood Advisory | SHV | McCurtain | 3 hr |
| Jun 8, 6:09 AM CDT | Special Weather Statement | SHV | McCurtain | 36 min |
| Jun 8, 7:30 AM CDT | Flash Flood Warning | SHV | McCurtain | 4 hr |
| Jun 8, 8:57 AM CDT | Flash Flood Warning | SHV | McCurtain | 2 hr |
| Jun 8, 11:00 AM CDT | Areal Flood Warning | SHV | McCurtain | 6 hr |
| Jun 8, 12:02 PM CDT | River Flood Warning | SHV | McCurtain | 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.