Alert archive / Arkansas / Flash Flood Warnings in 2006

Flash Flood Warning 29, NWS Little Rock, AR

July 27, 2006Clark County, Arkansas

NWS Little Rock, AR issued this flash flood warning at Jul 27, 2006, 10:28 PM CDT for Clark County, Arkansas. It was in force for 2 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: Jul 27, 2006, 10:28 PM CDT (03:28 UTC)
Expired: Jul 28, 2006, 12:30 AM CDT
In force: 2 hr
Issued by: NWS Little Rock, AR
Area: Counties, with a storm outline in the text

County Clark County, AR

The radar

The Little Rock radar (KLZK), 121 km from the middle of the area, began a volume at 03:29 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

Shreveport, LA (KSHV), launched 00:00Z, 3.5 hours before the alert went out and 183 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 2277 J/kg
Mixed-layer CIN: -2 J/kg
Mixed-layer LCL: 980 m above ground
0-6 km bulk shear: 25 kt
0-1 km storm-relative helicity: 87 m²/s²
0-3 km storm-relative helicity: 141 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 4.8

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 Jul 27, 10:25 PM CDT, 3 minutes earlier.

Area forecast discussion, Jul 27, 10:25 PM CDT, 3 minutes before

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Hazardous weather outlook, Jul 27, 6:35 PM CDT, 3 hours 53 minutes before

HAZARDOUS WEATHER OUTLOOK...UPDATED
NATIONAL WEATHER SERVICE LITTLE ROCK AR
635 PM CDT THU JUL 27 2006

ARZ003>007-012>016-021>025-030>034-037>047-052>057-062>069-281000-
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-
635 PM CDT THU JUL 27 2006

THIS HAZARDOUS WEATHER OUTLOOK IS FOR A LARGE PART OF ARKANSAS

.DAY ONE...TODAY AND TONIGHT

A STORM SYSTEM WAS OVER SOUTHERN ARKANSAS LATE THIS AFTERNOON. AREAS
OF HEAVY RAIN SURROUNDED THE FRONT...ESPECIALLY IN CENTRAL AND
SOUTHERN SECTIONS OF THE STATE.

OVERNIGHT...AREAS OF HEAVY RAINFALL WILL BE POSSIBLE BEFORE
MIDNIGHT...MAINLY IN THE SOUTHEAST HALF OF ARKANSAS...OR IN AREAS
SOUTH AND EAST OF MENA...MORRILTON AND BATESVILLE. WITH WARM
TEMPERATURES TO FUEL THUNDERSTORMS IN SOUTHEAST ARKANSAS...ISOLATED
STORMS COULD BECOME SEVERE SOUTHEAST OF BRINKLEY AND CAMDEN.

AFTER MIDNIGHT...IT APPEARS THAT RAIN WILL TRANSLATE INTO NORTHERN
SECTIONS OF THE STATE...WITH HEAVY RAIN POSSIBLE TOWARD JASPER AND
HARRISON.

WITH A MOIST ATMOSPHERE...HEAVY DOWNPOURS MAY CAUSE LOCALIZED
FLOODING OVERNIGHT.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY

GOOD CHANCES OF SHOWERS AND THUNDERSTORMS WILL CONTINUE ACROSS THE
REGION INTO SATURDAY. SOME OF THE STORMS WILL HAVE THE POTENTIAL TO
PRODUCE LOCALLY HEAVY RAIN AND WIND GUSTS OF 30 TO 40 MPH.

THE STORM SYSTEM IN ARKANSAS IS FORECAST TO SHIFT EAST OF THE REGION
STARTING THIS WEEKEND...RESULTING IN DECREASING RAIN CHANCES AND
WARMER TEMPERATURES.

.SPOTTER INFORMATION STATEMENT...

WITH ONLY ISOLATED SEVERE WEATHER EXPECTED THIS EVENING...SPOTTER
ACTIVATION IS NOT ANTICIPATED.

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

46

In the hours before

Local storm report, Jul 27, 9:14 PM CDT, 1 hour 14 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
914 PM CDT THU JUL 27 2006

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

0900 PM     FLASH FLOOD      2 NE ANTOINE            34.05N 93.40W
07/27/2006                   CLARK              AR   LAW ENFORCEMENT

            WATER OVER SMYRNA ROAD.

&&

57

Local storm report, Jul 27, 10:17 PM CDT, 11 minutes before

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Local storm report, Jul 27, 10:18 PM CDT, 10 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 27, 7:54 PM CDT	Flash Flood Warning	LZK	Clark, Pike	3 hr
Jul 28, 9:30 AM CDT	Flash Flood Warning	LZK	Searcy, Stone	3 hr
Jul 28, 10:42 AM CDT	Flash Flood Warning	LZK	Izard	3 hr

Nearby

Flash Flood Warnings in Arkansas, 2006 Every flash flood warning in 2006

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.