Alert archive / Arkansas / Flash Flood Warnings in 2017

Flash Flood Warning 12, NWS Tulsa, OK

April 29, 20174 counties in Arkansas

NWS Tulsa, OK issued this flash flood warning at Apr 29, 2017, 1:07 PM CDT for 4 counties in Arkansas. It was in force for 6 hr. 7 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
Apr 29, 2017, 1:07 PM CDT (18:07 UTC)
Expired
Apr 29, 2017, 7:00 PM CDT
In force
6 hr
Issued by
NWS Tulsa, OK
Area
Storm-based polygon
Flood severity
None

Counties Benton County, AR, Carroll County, AR, Madison County, AR, Washington County, AR

The radar

The Western Arkansas radar (KSRX), 102 km from the middle of the area, began a volume at 18:09 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

TimeReportWhereRemark
Apr 29, 1:34 PM CDTFLASH FLOODFayetteville, ARSTREET FLOODING IN CENTRAL FAYETTEVILLE. SOCIAL MEDIA REPORT.
Apr 29, 1:34 PM CDTFLASH FLOODRogers, ARWATER ENTERING HOMES ON OAK HILL DRIVE.
Apr 29, 2:00 PM CDTFLASH FLOOD1 E Fayetteville, ARWATER OVER MOLLY WAGNON ROAD EAST OF FAYETTEVILE
Apr 29, 2:50 PM CDTFLASH FLOODRogers, ARFLOODING AT PRAIRIE CREEK GOLF COURSE IN ROGERS
Apr 29, 6:00 PM CDTFLOOD2 W Springdale, ARYARDS FLOODED, STREETS IMPASSABLE
Apr 29, 6:13 PM CDTFLOODWalnut Grove, ARROADS FLOODED BETWEEN PRAIRIE GROVE TO WALNUT GROVE TO FARMINGTON
Apr 29, 6:57 PM CDTFLOOD2 N Fayetteville, ARPOPLAR STREET IMPASSABLE WITH CARS STRANDED AND PEOPLE TRAPPED

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, 6.1 hours before the alert went out and 85 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.

Skew-T log-pSkew-T log-p diagram, Springfield, MO at 12:00Z on 2017-04-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Springfield, MO at 12:00Z on 2017-04-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 318 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
704 m above ground
0-6 km bulk shear
72 kt
0-1 km storm-relative helicity
318 m²/s²
0-3 km storm-relative helicity
413 m²/s²
Significant tornado parameter
0.0
Supercell composite
3.6

Open this sounding in Storm Lab

The text

As transmitted.

453 
WGUS54 KTSA 291807
FFWTSA
ARC007-015-087-143-300000-
/O.NEW.KTSA.FF.W.0012.170429T1807Z-170430T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Tulsa OK
107 PM CDT SAT APR 29 2017

The National Weather Service in Tulsa has issued a

* Flash Flood Warning for...
  Northeastern Benton County in northwestern Arkansas...
  Northwestern Madison County in northwestern Arkansas...
  Northwestern Carroll County in northwestern Arkansas...
  Northeastern Washington County in northwestern Arkansas...

* Until 700 PM CDT

* At 105 PM CDT, Doppler radar indicated heavy rain across the 
  warned area. 2 to 4 inches of rain have already fallen. Flash 
  flooding is already occurring.

* Some locations that may experience flooding include...
  Fayetteville...                   Springdale...
  Rogers...                         Huntsville...
  Eureka Springs...                 Lowell...
  Farmington...                     Pea Ridge...
  Prairie Grove...                  Elkins...
  Tontitown...                      Bethel Heights...
  West Fork...                      Greenland...
  Garfield...                       Gateway...
  Beaver...                         Hindsville...
  Wesley...                         Hobbs State Park...

Additional rainfall amounts of 1 to 3 inches are possible in the 
warned area.

This includes Interstate 49 between mile markers 52 and 81.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.

Excessive runoff from heavy rainfall will cause flooding of small
creeks and streams, urban areas, highways, streets and underpasses as
well as other drainage areas and low lying spots.

&&

LAT...LON 3590 9381 3592 9433 3650 9409 3650 9363

$$
1 follow-up statement
962 
WGUS74 KTSA 292040
FFSTSA

Flash Flood Statement
National Weather Service Tulsa OK
340 PM CDT SAT APR 29 2017

ARC007-015-087-143-300000-
/O.CON.KTSA.FF.W.0012.000000T0000Z-170430T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Benton AR-Madison AR-Carroll AR-Washington AR-
340 PM CDT SAT APR 29 2017

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 700 PM CDT FOR
NORTHEASTERN BENTON...NORTHWESTERN MADISON...NORTHWESTERN CARROLL AND
NORTHEASTERN WASHINGTON COUNTIES...

At 330 PM CDT, Doppler radar indicated heavy rain across the warned
area. At least 3 to 5 inches of rain have already fallen. Around 3 
PM, broadcast media reported flooding at Prairie Creek Golf Course 
in Rogers. In addition, flash flooding continues on numerous streets 
in Fayetteville. 

Some locations that may experience flooding include...
Fayetteville...                   Springdale...
Rogers...                         Huntsville...
Eureka Springs...                 Lowell...
Farmington...                     Pea Ridge...
Prairie Grove...                  Elkins...
Tontitown...                      Bethel Heights...
West Fork...                      Greenland...
Garfield...                       Gateway...
Beaver...                         Hindsville...
Wesley...                         Hobbs State Park...

Latest radar imagery show that most of the heavy rain has moved out 
of the area for now. Additional rainfall amounts of 1 to 2 inches 
are possible in the warned area through early evening but some 
locations will see a break in the rain as of mid afternoon.

This includes Interstate 49 between mile markers 52 and 81.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood 
deaths occur in vehicles.

Excessive runoff from heavy rainfall will cause flooding of small 
creeks and streams, urban areas, highways, streets and underpasses 
as well as other drainage areas and low lying spots.

&&

LAT...LON 3590 9381 3592 9433 3650 9409 3650 9363

$$

The office that day

Everything else NWS Tulsa, OK issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 28, 9:37 PM CDTSpecial Weather StatementTSAMadison23 min
Apr 28, 9:43 PM CDTSevere Thunderstorm WarningTSACarroll, Madison47 min
Apr 28, 10:17 PM CDTSevere Thunderstorm WarningTSAMadison, Washington43 min
Apr 28, 10:25 PM CDTTornado WarningTSASebastian35 min
Apr 28, 10:27 PM CDTSevere Thunderstorm WarningTSAWashington33 min
Apr 28, 10:35 PM CDTSevere Thunderstorm WarningTSABenton, Madison, Washington25 min
Apr 28, 10:42 PM CDTSpecial Weather StatementTSACrawford33 min
Apr 28, 10:48 PM CDTSevere Thunderstorm WarningTSACrawford, Washington27 min
Apr 28, 10:53 PM CDTSevere Thunderstorm WarningTSABenton, Carroll23 min
Apr 28, 10:58 PM CDTTornado WarningTSACrawford, Sebastian31 min
Apr 28, 10:59 PM CDTSevere Thunderstorm WarningTSABenton, Washington31 min
Apr 28, 11:10 PM CDTSevere Thunderstorm WarningTSABenton, Washington23 min
Apr 28, 11:11 PM CDTSpecial Weather StatementTSACarroll34 min
Apr 28, 11:20 PM CDTSpecial Weather StatementTSAWashington25 min
Apr 28, 11:33 PM CDTFlash Flood WarningTSABenton, Carroll, Madison, Washington6 hr
Apr 28, 11:33 PM CDTSpecial Weather StatementTSABenton27 min
Apr 28, 11:34 PM CDTSevere Thunderstorm WarningTSACarroll26 min
Apr 28, 11:48 PM CDTSevere Thunderstorm WarningTSABenton, Washington27 min
Apr 29, 12:06 AM CDTSevere Thunderstorm WarningTSAMadison, Washington39 min
Apr 29, 12:16 AM CDTSpecial Weather StatementTSABenton29 min
Apr 29, 12:22 AM CDTSevere Thunderstorm WarningTSABenton, Washington38 min
Apr 29, 12:41 AM CDTSpecial Weather StatementTSACarroll34 min
Apr 29, 1:02 AM CDTSevere Thunderstorm WarningTSABenton, Carroll, Washington43 min
Apr 29, 1:26 AM CDTSevere Thunderstorm WarningTSABenton, Washington34 min
Apr 29, 1:45 AM CDTSevere Thunderstorm WarningTSABenton, Carroll15 min
Apr 29, 1:49 AM CDTSevere Thunderstorm WarningTSABenton, Carroll, Washington41 min
Apr 29, 2:01 AM CDTSevere Thunderstorm WarningTSABenton, Washington29 min
Apr 29, 2:22 AM CDTSevere Thunderstorm WarningTSABenton, Carroll38 min
Apr 29, 2:27 AM CDTSevere Thunderstorm WarningTSABenton, Washington33 min
Apr 29, 2:57 AM CDTSevere Thunderstorm WarningTSABenton, Carroll, Washington33 min
Apr 29, 5:21 AM CDTAreal Flood WarningTSABenton, Carroll, Madison, Washington6 hr
Apr 29, 6:10 AM CDTSevere Thunderstorm WarningTSACarroll35 min
Apr 29, 8:38 AM CDTFlash Flood WarningTSABenton, Washington10 hr
Apr 29, 12:36 PM CDTFlash Flood WarningTSACrawford, Franklin, Madison, Sebastian, Washington6 hr
Apr 29, 1:01 PM CDTSpecial Weather StatementTSAWashington29 min
Apr 29, 1:20 PM CDTSpecial Weather StatementTSASebastian25 min
Apr 29, 1:47 PM CDTFlash Flood WarningTSACarroll, Franklin, Madison6 hr
Apr 29, 1:57 PM CDTSpecial Weather StatementTSAFranklin33 min
Apr 29, 3:19 PM CDTSpecial Weather StatementTSAMadison26 min
Apr 29, 4:43 PM CDTSevere Thunderstorm WarningTSACrawford, Washington32 min
Apr 29, 4:58 PM CDTTornado WarningTSACrawford, Washington14 min
Apr 29, 5:16 PM CDTSpecial Weather StatementTSAWashington44 min
Apr 29, 5:26 PM CDTSevere Thunderstorm WarningTSAWashington34 min
Apr 29, 5:48 PM CDTSpecial Weather StatementTSABenton27 min
Apr 29, 5:52 PM CDTSevere Thunderstorm WarningTSABenton, Washington23 min
Apr 29, 6:19 PM CDTFlash Flood WarningTSABenton, Carroll, Crawford, Franklin, Madison, Sebastian and 1 more10 hr
Apr 29, 6:23 PM CDTSpecial Weather StatementTSABenton52 min

Nearby

Flash Flood Warnings in Arkansas, 2017Every flash flood warning in 2017

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.