Alert archive / Arkansas / Flash Flood Warnings in 2008

Flash Flood Warning 138, NWS Little Rock, AR

September 2, 20084 counties in Arkansas

NWS Little Rock, AR issued this flash flood warning at Sep 2, 2008, 8:10 PM CDT for 4 counties in Arkansas. It was in force for 6 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Sep 2, 2008, 8:10 PM CDT (01:10 UTC)
Expired
Sep 3, 2008, 2:15 AM CDT
In force
6 hr
Issued by
NWS Little Rock, AR
Area
Storm-based polygon
Flood severity
None

Counties Baxter County, AR, Izard County, AR, Marion County, AR, Stone County, AR

The radar

The Little Rock radar (KLZK), 144 km from the middle of the area, began a volume at 01:13 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.

The nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 1.2 hours before the alert went out and 161 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 00:00Z on 2008-09-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 492 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Springfield, MO at 00:00Z on 2008-09-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 48 square meters per square second.193958Sfc1 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
492 J/kg
Mixed-layer CIN
-10 J/kg
Mixed-layer LCL
781 m above ground
0-6 km bulk shear
15 kt
0-1 km storm-relative helicity
48 m²/s²
0-3 km storm-relative helicity
149 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.5

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Little Rock, AR wrote its last area forecast discussion before this flash flood warning went out at Sep 2, 6:55 PM CDT, 1 hour 15 minutes earlier.

Area forecast discussion, Sep 2, 6:55 PM CDT, 1 hour 15 minutes before
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Hazardous weather outlook, Sep 2, 5:00 AM CDT, 15 hours 10 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE LITTLE ROCK AR
500 AM CDT TUE SEP 2 2008

ARZ003>007-012>016-021>025-030>034-037>047-052>057-062>069-031000-
ARKANSAS-BAXTER-BOONE-BRADLEY-CALHOUN-CLARK-CLEBURNE-CLEVELAND-
CONWAY-DALLAS-DESHA-DREW-FAULKNER-FULTON-GARLAND-GRANT-HOT SPRING-
INDEPENDENCE-IZARD-JACKSON-JEFFERSON-JOHNSON-LINCOLN-LOGAN-LONOKE-
MARION-MONROE-MONTGOMERY-NEWTON-OUACHITA-PERRY-PIKE-POLK-POPE-
PRAIRIE-PULASKI-SALINE-SCOTT-SEARCY-SHARP-STONE-VAN BUREN-WHITE-
WOODRUFF-YELL-
500 AM CDT TUE SEP 2 2008

THIS HAZARDOUS WEATHER OUTLOOK IS FOR A LARGE PART OF ARKANSAS.

.DAY ONE...TODAY AND TONIGHT

THE REMNANTS OF HURRICANE GUSTAV WILL CONTINUE TO AFFECT THE AREA
TODAY...AND FOR THE NEXT SEVERAL DAYS.

VERY HEAVY RAINFALL IS EXPECTED TODAY AND TONIGHT OVER WESTERN AND
SOUTHERN ARKANSAS. THIS INCLUDES AREAS SOUTH OF A WALDRON...TO HOT
SPRINGS...TO MONTICELLO LINE. RAINFALL AMOUNTS WILL AVERAGE TWO TO
FOUR INCHES ACROSS THIS AREA...WITH LOCALLY HEAVIER AMOUNTS. A FLASH
FLOOD WATCH IS IN EFFECT FOR THIS AREA.

ALSO...SEVERE WEATHER WILL BE POSSIBLE WITH THIS SYSTEM...AS THERE
WILL BE TURNING OF WINDS WITH HEIGHT. AREAS SOUTH OF A FORT SMITH TO
SEARCY LINE ARE UNDER A SLIGHT RISK OF SEVERE WEATHER...WITH
DAMAGING WINDS AND ISOLATED TORNADOES BEING THE PRIMARY CONCERNS.

WITH THE INTENSE LOW PRESSURE TO THE SOUTH OF THE STATE...WINDS WILL
BE GUSTY TODAY OVER THE SOUTHWEST HALF OF THE STATE. AS SUCH...A
LAKE WIND ADVISORY IS IN EFFECT FOR WINDS OF 15 TO 25 MPH.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY

HEAVY RAINFALL WILL CONTINUE ACROSS THE STATE INTO WEDNESDAY...AS
THE AREA OF RAINFALL MOVES TO THE NORTH AND EAST. A FLASH FLOOD
WATCH HAS BEEN ISSUED FOR WEDNESDAY AND WEDNESDAY NIGHT FOR MUCH OF
THE STATE...INCLUDING AREAS WEST OF A LINE FROM MOUNTAIN HOME TO
STUTTGART. AVERAGE RAINFALL AMOUNTS ACROSS THE CENTRAL AND WESTERN
AREAS WILL BE TWO TO FIVE INCHES...WITH LOCALLY HEAVIER AMOUNTS.

PORTIONS OF WESTERN AND SOUTHWEST ARKANSAS COULD RECEIVE MORE THAN
EIGHT INCHES OF RAIN WITH THIS SYSTEM. RIVERS...SMALL STREAMS...AND
LOW WATER CROSSINGS ACROSS THIS AREA COULD SEE RAPID RISES DUE TO
THE EXCESSIVE RAINFALL.

SEVERE WEATHER WILL BE POSSIBLE AGAIN ON WEDNESDAY...AS THE STATE
WILL REMAIN ON THE EASTERN SIDE OF THE TROPICAL SYSTEM. DAMAGING
WINDS AND ISOLATED TORNADOES WILL ONCE AGAIN BE THE SEVERE WEATHER
CONCERNS.

A COLD FRONT WILL APPROACH THE STATE FROM THE NORTH WEDNESDAY NIGHT
INTO THURSDAY. THIS WILL EVENTUALLY MOVE THE REMNANTS OF GUSTAV AWAY
FROM ARKANSAS. HOWEVER...IT WILL ALSO ALLOW FOR MORE SHOWER AND
THUNDERSTORM DEVELOPMENT WITH THE TROPICAL MOISTURE...AND MAY
PROLONG THE EXCESSIVE RAINFALL OVER THE STATE THROUGH THURSDAY.

IT IS RECOMMENDED THAT RESIDENTS AND EMERGENCY MANAGERS MONITOR THE
LATEST FORECASTS...INCLUDING WATCHES AND WARNINGS...FROM YOUR
NATIONAL WEATHER SERVICE REGARDING THIS FLOODING AND SEVERE WEATHER
SITUATION.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE REQUIRED TODAY...WEDNESDAY AND THURSDAY.

&&

VISIT NWS LITTLE ROCK ON THE WEB. GO TO WEATHER.GOV AND CLICK ON
CENTRAL ARKANSAS.

58

In the hours before

Special weather statement, Sep 2, 3:24 PM CDT, 4 hours 46 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
324 PM CDT TUE SEP 2 2008

ARZ016-021>025-030>034-037>047-052>057-062>069-030300-
ARKANSAS-BRADLEY-CALHOUN-CLARK-CLEBURNE-CLEVELAND-CONWAY-DALLAS-
DESHA-DREW-FAULKNER-GARLAND-GRANT-HOT SPRING-INDEPENDENCE-JACKSON-
JEFFERSON-JOHNSON-LINCOLN-LOGAN-LONOKE-MONROE-MONTGOMERY-OUACHITA-
PERRY-PIKE-POLK-POPE-PRAIRIE-PULASKI-SALINE-SCOTT-VAN BUREN-WHITE-
WOODRUFF-YELL-
324 PM CDT TUE SEP 2 2008

...GUSTY WINDS CAUSING SOME TREES TO FALL...

NOW THAT THE GROUND IS SATURATED IN MOST OF THE SOUTHERN TWO THIRDS
OF ARKANSAS...THE WINDS ASSOCIATED WITH THE REMAINS OF GUSTAV ARE
BRINGING SOME TREES DOWN.

MAXIMUM WIND GUSTS HAVE GENERALLY BEEN IN THE 30 TO 35 MPH RANGE...
AND THERE HAVE BEEN A FEW GUSTS TO AROUND 40 MPH. EVEN SO...WITH
THE SOGGY GROUND...TREES ARE BEING BROUGHT DOWN IN SOME AREAS.

THE SHERIFFS OFFICE IN DREW COUNTY REPORTED THAT MANY TREES HAVE
BEEN FELLED.

C AND L ELECTRIC COOPERATIVE HAS REPORTED PROBLEMS WITH TREES
BRINGING DOWN POWER LINES IN THEIR SERVICE AREA...WHICH INCLUDES
PARTS OF GRANT...CLEVELAND...LINCOLN...DESHA...DREW AND BRADLEY
COUNTIES.

AGAIN...THESE WINDS ARE BEING CAUSED BY WINDS ASSOCIATED WITH THE
REMNANTS OF GUSTAV...NOT THUNDERSTORMS.

WINDY CONDITIONS WILL CONTINUE THROUGHOUT TONIGHT...SO MORE FALLEN
TREES AND POWER OUTAGES CAN BE EXPECTED.

MOTORISTS SHOULD BE ON THE ALERT FOR LIMBS AND TREES ON SOME
ROADWAYS.

28
Local storm report, Sep 2, 5:37 PM CDT, 2 hours 33 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
537 PM CDT TUE SEP 02 2008

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0200 PM     HEAVY RAIN       2 W LOCUST BAYOU        33.55N 92.70W
09/02/2008  M2.90 INCH       CALHOUN            AR   LAW ENFORCEMENT

            HEAVY RAIN WAS NEAR THE CALHOUN/OUACHITA COUNTY LINE.

0330 PM     FLASH FLOOD      7 N TINSMAN             33.73N 92.35W
09/02/2008                   CALHOUN            AR   LAW ENFORCEMENT

            FLOODING WAS REPORTED ON ARKANSAS HIGHWAY 274 BETWEEN
            TINSMAN AND FORDYCE.

0330 PM     FLASH FLOOD      6 N LOCUST BAYOU        33.64N 92.67W
09/02/2008                   CALHOUN            AR   LAW ENFORCEMENT

            FLOODING WAS REPORTED ON SOME OF THE HIGHWAYS AROUND THE
            HIGHLAND INDUSTRIAL PARK.

0455 PM     FLASH FLOOD      PEARCY                  34.43N 93.28W
09/02/2008                   GARLAND            AR   TRAINED SPOTTER

            ONE FOOT OF WATER WAS REPORTED OVER AMITY ROAD.

0455 PM     NON-TSTM WND DMG PEARCY                  34.43N 93.28W
09/02/2008                   GARLAND            AR   TRAINED SPOTTER

            TREES WERE BLOWN DOWN AND THERE WERE POWER OUTAGES.

&&

28
Special weather statement, Sep 2, 5:52 PM CDT, 2 hours 18 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
552 PM CDT TUE SEP 2 2008

ARZ016-025-022350-
INDEPENDENCE-JACKSON-
552 PM CDT TUE SEP 2 2008

...SIGNIFICANT WEATHER ALERT FOR INDEPENDENCE AND JACKSON COUNTIES
UNTIL 650 PM CDT...

AT 552 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING
STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM PLEASANT PLAINS TO
JACKSONPORT TO 7 MILES SOUTH OF GRUBBS...MOVING NORTHWEST AT 30 MPH.

WIND GUSTS BETWEEN 40 AND 50 MPH ARE EXPECTED WITH THESE STORMS.

AREAS THAT WILL BE AFFECTED INCLUDE NEWPORT...NEWARK...MAGNESS...
DIAZ...CAMPBELL STATION...TUCKERMAN...SULPHUR ROCK AND MOOREFIELD.

TORRENTIAL DOWNPOURS MAY CAUSE LOCALIZED MINOR FLOODING IN LOW LYING
AREA. MOTORISTS SHOULD BE ADVISED TO EXPECTED REDUCED VISIBILITY DUE
TO THE VERY HEAVY RAIN.

57

The office that day

Everything else NWS Little Rock, AR issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Sep 2, 7:59 PM CDTRiver Flood WarningLZKYell4 days
Sep 2, 8:05 PM CDTFlash Flood WarningLZKClark, Garland, Hot Spring, Montgomery, Pike6 hr
Sep 2, 8:36 PM CDTFlash Flood WarningLZKArkansas, Bradley, Calhoun, Clark, Cleveland, Dallas and 4 more6 hr
Sep 2, 9:40 PM CDTRiver Flood WarningLZKClark, Hot Spring71 hr
Sep 2, 9:40 PM CDTRiver Flood WarningLZKCalhoun, Ouachita14 days
Sep 2, 9:40 PM CDTRiver Flood WarningLZKBradley, Calhoun, Union24 days
Sep 2, 9:43 PM CDTRiver Flood WarningLZKSaline60 hr
Sep 2, 10:45 PM CDTFlash Flood WarningLZKGrant, Jefferson, Saline6 hr
Sep 3, 1:03 AM CDTAreal Flood WarningLZKHot Spring6 hr
Sep 3, 2:05 AM CDTFlash Flood WarningLZKGarland, Hot Spring, Montgomery6 hr
Sep 3, 2:06 AM CDTAreal Flood WarningLZKClark, Pike6 hr
Sep 3, 2:32 AM CDTAreal Flood WarningLZKArkansas, Bradley, Calhoun, Cleveland, Dallas, Desha and 3 more6 hr
Sep 3, 4:50 AM CDTAreal Flood WarningLZKGarland, Grant, Jefferson, Pulaski, Saline4 hr
Sep 3, 6:45 AM CDTAreal Flood WarningLZKPerry3 hr
Sep 3, 6:56 AM CDTAreal Flood WarningLZKHot Spring6 hr
Sep 3, 7:07 AM CDTRiver Flood WarningLZKYell21 hr
Sep 3, 8:35 AM CDTRiver Flood WarningLZKWhite, Woodruff8 days
Sep 3, 8:59 AM CDTRiver Flood AdvisoryLZKIndependence, Jackson36 hr
Sep 3, 8:59 AM CDTRiver Flood AdvisoryLZKPrairie, White, Woodruff36 hr
Sep 3, 8:59 AM CDTRiver Flood AdvisoryLZKPrairie36 hr
Sep 3, 8:59 AM CDTRiver Flood AdvisoryLZKArkansas, Monroe36 hr
Sep 3, 9:13 AM CDTFlash Flood WarningLZKConway, Faulkner, Johnson, Logan, Lonoke, Newton and 3 more3 hr
Sep 3, 9:39 AM CDTRiver Flood WarningLZKPerry6 days
Sep 3, 10:03 AM CDTFlash Flood WarningLZKGarland, Pulaski, Saline3 hr
Sep 3, 12:09 PM CDTFlash Flood WarningLZKConway, Faulkner, Garland, Johnson, Logan, Lonoke and 5 more6 hr
Sep 3, 12:19 PM CDTAreal Flood WarningLZKHot Spring6 hr
Sep 3, 1:04 PM CDTFlash Flood WarningLZKClark, Hot Spring, Montgomery, Pike6 hr
Sep 3, 1:42 PM CDTRiver Flood WarningLZKAshley, Bradley, Cleveland, Drew8 days
Sep 3, 5:51 PM CDTFlash Flood WarningLZKCleburne, Independence, Izard, Stone, Van Buren, White6 hr
Sep 3, 6:09 PM CDTFlash Flood WarningLZKArkansas, Conway, Faulkner, Garland, Grant, Jefferson and 6 more6 hr

Nearby

Flash Flood Warnings in Arkansas, 2008Every flash flood warning in 2008

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.