Alert archive / Arkansas / Flash Flood Warnings in 2011
Flash Flood Warning 113, NWS Little Rock, AR
NWS Little Rock, AR issued this flash flood warning at Jun 21, 2011, 7:31 PM CDT for Scott County, Arkansas. 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
- Jun 21, 2011, 7:31 PM CDT (00:31 UTC)
- Expired
- Jun 21, 2011, 10:30 PM CDT
- In force
- 3 hr
- Issued by
- NWS Little Rock, AR
- Area
- Storm-based polygon
- Flood severity
- None
County Scott County, AR
The radar
The Western Arkansas radar (KSRX), 47 km from the middle of the area, began a volume at 00:33 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 21, 8:20 PM CDT | HEAVY RAIN 0 | Waldron, AR | HEAVY RAINFALL HAS FALLEN THROUGHOUT WESTERN PARTS OF SCOTT COUNTY. DITCHES ON THE SIDES OF ROADS ARE FILLING UP BUT NO SIGNIFICANT STREET FLOODING HAS BEEN REPORTED AT THIS TIME. |
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 00:00Z, 0.5 hours before the alert went out and 230 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
- 174 J/kg
- Mixed-layer CIN
- -169 J/kg
- Mixed-layer LCL
- 1626 m above ground
- 0-6 km bulk shear
- 45 kt
- 0-1 km storm-relative helicity
- 45 m²/s²
- 0-3 km storm-relative helicity
- 94 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.3
The text
As transmitted, in the capitals the NWS used until 2016.
680 WGUS54 KLZK 220031 FFWLZK ARC127-220330- /O.NEW.KLZK.FF.W.0113.110622T0031Z-110622T0330Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE LITTLE ROCK AR 731 PM CDT TUE JUN 21 2011 THE NATIONAL WEATHER SERVICE IN LITTLE ROCK HAS ISSUED A * FLASH FLOOD WARNING FOR... WESTERN SCOTT COUNTY IN WESTERN ARKANSAS... * UNTIL 1030 PM CDT * AT 731 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A THUNDERSTORM WITH VERY HEAVY RAINFALL ACROSS WESTERN SCOTT COUNTY...AROUND 10 MILES SOUTH OF HARTFORD. DOPPLER RADAR INDICATES 1 TO 3 INCHES OF RAIN HAVE FALLEN OVER PARTS OF THE AREA IN THE PAST HOUR WITH ADDITIONAL HEAVY RAIN EXPECTED. FLASH FLOODING IS LIKELY TO OCCUR. WHILE PRECIPITATION MAY TAPER OFF IN SOME AREAS DURING THE WARNING PERIOD...IT WILL TAKE SOME TIME FOR ANY HIGH WATER TO RUNOFF. * SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE... WALDRON... OLIVER... MORGAN SPRINGS... LAKE HINKLE... BEAUCHAMP... WINFIELD... HON... CAUTHRON... BATES... WEEKS... WALKER MTN... WALDRON MUNI ARPT... PLEASANT HILL... LITTLE PINES REC AREA... GIPSON... COALDALE... CHALYBEATE MTN... BRAWLEY... PRECAUTIONARY/PREPAREDNESS ACTIONS... DO NOT UNDERESTIMATE THE POWER OF FLOOD WATERS. ONLY A FEW INCHES OF RAPIDLY FLOWING WATER CAN QUICKLY CARRY AWAY YOUR VEHICLE. TURN AROUND... DONT DROWN! && LAT...LON 3493 9445 3494 9405 3477 9405 3478 9445 $$ 58
1 follow-up statement
154 WGUS74 KLZK 220215 FFSLZK FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE LITTLE ROCK AR 915 PM CDT TUE JUN 21 2011 ARC127-220330- /O.CON.KLZK.FF.W.0113.000000T0000Z-110622T0330Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ SCOTT AR- 915 PM CDT TUE JUN 21 2011 ...FLASH FLOOD WARNING REMAINS IN EFFECT FOR WESTERN SCOTT COUNTY UNTIL 1030 PM CDT... * AT 914 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED FLASH FLOODING ACROSS THE WARNED AREA. LOCAL FIRE DEPARTMENTS HAVE REPORTED 3 TO AS MUCH AS 5 INCHES OF RAIN HAVE ALREADY FALLEN OVER THE LAKE HINKLE AREA AREA WITH ADDITIONAL HEAVY RAIN EXPECTED. FLASH FLOODING IS LIKELY TO CONTINUE. WHILE PRECIPITATION MAY TAPER OFF IN SOME AREAS DURING THE WARNING PERIOD...IT WILL TAKE SOME TIME FOR ANY HIGH WATER TO RUNOFF. * SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE... WALDRON... OLIVER... MORGAN SPRINGS... LAKE HINKLE... BEAUCHAMP... WINFIELD... HON... CAUTHRON... BOLES... BATES... WEEKS... WALKER MTN... WALDRON MUNI ARPT... PLEASANT HILL... LITTLE PINES REC AREA... GIPSON... COALDALE... CHALYBEATE MTN... PRECAUTIONARY/PREPAREDNESS ACTIONS... IN HILLY TERRAIN...THERE ARE HUNDREDS OF LOW WATER CROSSINGS WHICH ARE POTENTIALLY DANGEROUS IN HEAVY RAIN. DO NOT ATTEMPT TO TRAVEL ACROSS FLOODED ROADS. FIND ALTERNATE ROUTES. IT ONLY TAKES A FEW INCHES OF SWIFTLY FLOWING WATER TO CARRY VEHICLES AWAY. DO NOT UNDERESTIMATE THE POWER OF FLOOD WATERS. ONLY A FEW INCHES OF RAPIDLY FLOWING WATER CAN QUICKLY CARRY AWAY YOUR VEHICLE. && LAT...LON 3493 9445 3494 9405 3477 9405 3478 9445 $$ 58
The office that day
Everything else NWS Little Rock, AR issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 21, 7:29 PM CDT | Severe Thunderstorm Warning | LZK | Scott | 46 min |
| Jun 21, 8:26 PM CDT | Severe Thunderstorm Warning | LZK | Polk, Scott | 49 min |
| Jun 21, 8:48 PM CDT | Severe Thunderstorm Warning | LZK | Montgomery, Polk, Scott | 42 min |
| Jun 21, 10:27 PM CDT | Flash Flood Warning | LZK | Scott | 3 hr |
| Jun 22, 11:08 AM CDT | River Flood Advisory | LZK | Arkansas, Monroe | 36 hr |
Nearby
Flash Flood Warnings in Arkansas, 2011Every flash flood warning in 2011
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.