Alert archive / Arkansas / Flash Flood Warnings in 2015

Flash Flood Warning 91, NWS Little Rock, AR

July 15, 20154 counties in Arkansas

NWS Little Rock, AR issued this flash flood warning at Jul 15, 2015, 7:11 PM CDT for 4 counties in Arkansas. It was in force for 3 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 15, 2015, 7:11 PM CDT (00:11 UTC)
Expired
Jul 15, 2015, 10:15 PM CDT
In force
3 hr
Issued by
NWS Little Rock, AR
Area
Storm-based polygon
Flood severity
None

Counties Boone County, AR, Marion County, AR, Newton County, AR, Searcy County, AR

The radar

The Springfield radar (KSGF), 133 km from the middle of the area, began a volume at 00:14 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, 0.2 hours before the alert went out and 118 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 2015-07-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1290 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 2015-07-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 80 square meters per square second.1939Sfc1 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
1290 J/kg
Mixed-layer CIN
-92 J/kg
Mixed-layer LCL
1455 m above ground
0-6 km bulk shear
36 kt
0-1 km storm-relative helicity
80 m²/s²
0-3 km storm-relative helicity
82 m²/s²
Significant tornado parameter
-0.0
Supercell composite
-0.1

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 15, 6:42 PM CDT, 29 minutes earlier.

Area forecast discussion, Jul 15, 6:42 PM CDT, 29 minutes before
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Hazardous weather outlook, Jul 15, 5:00 PM CDT, 2 hours 11 minutes before
HAZARDOUS WEATHER OUTLOOK...UPDATE
NATIONAL WEATHER SERVICE LITTLE ROCK AR
500 PM CDT WED JUL 15 2015

ARZ003>007-012>016-021>025-030>034-037>047-052>057-062>069-161000-
BOONE-MARION-BAXTER-FULTON-SHARP-NEWTON-SEARCY-STONE-IZARD-
INDEPENDENCE-JOHNSON-POPE-VAN BUREN-CLEBURNE-JACKSON-LOGAN-CONWAY-
FAULKNER-WHITE-WOODRUFF-SCOTT-YELL-PERRY-POLK-MONTGOMERY-GARLAND-
SALINE-PULASKI-LONOKE-PRAIRIE-MONROE-PIKE-CLARK-HOT SPRING-GRANT-
JEFFERSON-ARKANSAS-DALLAS-CLEVELAND-LINCOLN-DESHA-OUACHITA-
CALHOUN-BRADLEY-DREW-
500 PM CDT WED JUL 15 2015

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

.DAY ONE...THIS EVENING AND TONIGHT

HOT AND HUMID CONDITIONS WILL CONTINUE ACROSS MUCH OF THE REGION.
HEAT INDEX VALUES WILL BE OVER 100 DEGREES STATEWIDE...WITH A HEAT
ADVISORY IN EFFECT.

WITH THE HEAT AND HUMIDITY...SCATTERED THUNDERSTORMS WILL BE
POSSIBLE DURING THE AFTERNOON TO EVENING HOURS. WHILE WIDESPREAD
SEVERE WEATHER IS NOT EXPECTED...ISOLATED STRONG TO SEVERE STORMS
WILL BE SEEN. ANY STORM THAT DEVELOPS COULD PRODUCE DAMAGING
WINDS...HAIL AND VERY HEAVY RAIN. LOCALIZED FLOODING WILL ALSO BE
POSSIBLE WITH THE STORMS.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY

HEAT AND HUMIDITY WILL REMAIN IN THE FORECAST...WITH HEAT ADVISORIES
CONTINUING AND ISOLATED THUNDERSTORMS POSSIBLE IN THE AFTERNOON
HOURS.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT ANTICIPATED DUE TO THE ISOLATED NATURE OF
THE CONVECTION. HOWEVER...ALL REPORTS ARE APPRECIATED.

&&

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

58/59

In the hours before

Special weather statement, Jul 15, 5:51 PM CDT, 1 hour 20 minutes before
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Local storm report, Jul 15, 5:55 PM CDT, 1 hour 16 minutes before
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Special weather statement, Jul 15, 6:28 PM CDT, 43 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
628 PM CDT WED JUL 15 2015

ARZ039-043-044-160015-
SALINE AR-PERRY AR-PULASKI AR-
628 PM CDT WED JUL 15 2015

...SIGNIFICANT WEATHER ADVISORY FOR NORTHWESTERN PULASKI...NORTH
CENTRAL SALINE AND SOUTHEASTERN PERRY COUNTIES UNTIL 715 PM CDT...

AT 628 PM CDT...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM NEAR
WYE MOUNTAIN...OR 11 MILES SOUTHEAST OF PERRYVILLE...MOVING SOUTHWEST
AT 10 MPH.

WIND GUSTS UP TO 50 MPH WILL BE POSSIBLE WITH THIS STORM.

LOCATIONS IMPACTED INCLUDE...
WYE MOUNTAIN...WILLIAMS JUNCTION...ANTIOCH IN PERRY COUNTY...
THORNBURG...LONG MOUNTAIN...REFORM...PARON AND OAK GROVE IN PERRY
COUNTY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TORRENTIAL RAINFALL IS ALSO OCCURRING WITH THIS STORM...AND MAY LEAD
TO FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED
ROADWAYS.

&&

LAT...LON 3497 9273 3488 9252 3467 9278 3491 9294
TIME...MOT...LOC 2328Z 061DEG 10KT 3488 9268

224
Special weather statement, Jul 15, 6:29 PM CDT, 42 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
629 PM CDT WED JUL 15 2015

ARZ003-004-012-013-160015-
SEARCY AR-BOONE AR-NEWTON AR-MARION AR-
629 PM CDT WED JUL 15 2015

...SPECIAL WEATHER STATEMENT THROUGH 715 PM CDT...

AT 627 PM CDT...DOPPLER RADAR WAS TRACKING AN AREA OF STRONG
THUNDERSTORMS OVER SOUTHEAST BOONE COUNTY AND AREAS TO THE
SOUTHEAST...WITH THE STRONGEST STORM OVER CRAWFORD...OR 11 MILES
EAST OF HARRISON...MOVING SOUTHEAST AT 15 MPH.

SMALL HAIL FROM PEA TO HALF INCH HAIL AND WINDS IN EXCESS OF 30 MPH
WILL BE POSSIBLE WITH THIS STORM. VERY HEAVY RAINFALL IS ALSO
OCCURRING WITH THIS STORM...AND MAY LEAD TO FLASH FLOODING. DO NOT
DRIVE YOUR VEHICLE THROUGH FLOODED ROADWAYS. FREQUENT CLOUD TO
GROUND LIGHTNING IS OCCURRING WITH THIS STORM. SEEK A SAFE SHELTER
INSIDE A BUILDING OR VEHICLE.

LOCATIONS IMPACTED INCLUDE...
HARRISON...YELLVILLE...WESTERN GROVE...PYATT...VALLEY SPRINGS...
DUGGER...RUSH...CRAWFORD...DUFF...OLVEY...MARSENA...CLARK HILL...
POINT PETER...MAUMEE...DODD CITY...SUMMIT...BELLEFONTE...EVERTON...
ST. JOE AND PINDALL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TORRENTIAL RAINFALL IS ALSO OCCURRING WITH THIS STORM...AND MAY LEAD
TO FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED
ROADWAYS.

FREQUENT CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THIS STORM.
LIGHTNING CAN STRIKE 15 MILES AWAY FROM A THUNDERSTORM. SEEK A SAFE
SHELTER INSIDE A BUILDING OR VEHICLE.

&&

LAT...LON 3614 9247 3586 9278 3618 9320 3637 9287
TIME...MOT...LOC 2327Z 313DEG 11KT 3619 9292

59
Special weather statement, Jul 15, 6:53 PM CDT, 18 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
653 PM CDT WED JUL 15 2015

ARZ043-044-160030-
SALINE AR-PULASKI AR-
653 PM CDT WED JUL 15 2015

...SIGNIFICANT WEATHER ADVISORY FOR CENTRAL PULASKI AND CENTRAL
SALINE COUNTIES UNTIL 730 PM CDT...

AT 652 PM CDT...METEOROLOGISTS WERE TRACKING STRONG THUNDERSTORMS
ALONG A LINE EXTENDING FROM NEAR WILLIAMS JUNCTION TO 7 MILES
NORTHWEST OF SALEM IN SALINE COUNTY TO BRYANT...AND MOVING WEST AT 5
MPH.

WINDS IN EXCESS OF 40 MPH WILL BE POSSIBLE WITH THESE STORMS.

LOCATIONS IMPACTED INCLUDE...
LITTLE ROCK...BENTON...BRYANT...SHANNON HILLS...SALEM IN SALINE
COUNTY...OTTER CREEK...EAST END...ALEXANDER...BAUXITE...AVILLA...VIMY
RIDGE...BLAND...PARON...SHAW...CONGO...GRAPE...FERNDALE...SARDIS AND
PARKERS-IRON SPRINGS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TORRENTIAL RAINFALL IS ALSO OCCURRING WITH THESE STORMS...AND MAY
LEAD TO FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED
ROADWAYS.

FREQUENT CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THESE STORMS.
LIGHTNING CAN STRIKE 15 MILES AWAY FROM A THUNDERSTORM. SEEK A SAFE
SHELTER INSIDE A BUILDING OR VEHICLE.

&&

LAT...LON 3475 9288 3448 9256 3457 9232 3485 9264
TIME...MOT...LOC 2352Z 087DEG 5KT 3481 9273 3474 9262 3462 9247

62
Special weather statement, Jul 15, 6:53 PM CDT, 18 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
653 PM CDT WED JUL 15 2015

ARZ007-014>016-024-033-160045-
WHITE AR-IZARD AR-INDEPENDENCE AR-STONE AR-SHARP AR-CLEBURNE AR-
653 PM CDT WED JUL 15 2015

...SPECIAL WEATHER STATEMENT THROUGH 745 PM CDT...

AT 649 PM CDT...DOPPLER RADAR WAS TRACKING AN AREA OF STRONG
THUNDERSTORMS...OVER PARTS OF WHITE...IZARD...INDEPENDENCE...STONE
AND SHARP COUNTIES. THE STRONGEST STORM WAS NEAR CROKER...OR 10
MILES EAST OF MOUNTAIN VIEW...MOVING SOUTHEAST AT 15 MPH.

SMALL HAIL FROM PEA TO HALF INCH SIZE AND WINDS IN EXCESS OF 30 MPH
WILL BE POSSIBLE WITH THIS STORM. VERY HEAVY RAINFALL IS ALSO
OCCURRING WITH THESE STORMS...AND MAY LEAD TO FLASH FLOODING. DO NOT
DRIVE YOUR VEHICLE THROUGH FLOODED ROADWAYS. ALSO...FREQUENT CLOUD
TO GROUND LIGHTNING IS OCCURRING.

LOCATIONS IMPACTED INCLUDE...
BATESVILLE...MOUNTAIN VIEW...CAVE CITY...NEWARK...CUSHMAN...MOUNT
PLEASANT...PLEASANT PLAINS...CONCORD...MAGNESS...MOOREFIELD...
SALADO...SOUTHSIDE IN INDEPENDENCE COUNTY...STELLA...GID...CROKER...
SULPHUR ROCK...BETHESDA...GUION...BEN AND ALMOND.

LAT...LON 3572 9224 3605 9179 3582 9129 3542 9177
TIME...MOT...LOC 2349Z 313DEG 11KT 3583 9194

59

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 15, 7:16 PM CDTSpecial Weather StatementLZKNewton59 min
Jul 15, 7:51 PM CDTSevere Thunderstorm WarningLZKPerry, Yell24 min

Nearby

Flash Flood Warnings in Arkansas, 2015Every flash flood warning in 2015

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.