Alert archive / Arkansas / Flash Flood Warnings in 1999

Flash Flood Warning 63, NWS Little Rock, AR

June 29, 1999Garland County, Montgomery County, Arkansas

NWS Little Rock, AR issued this flash flood warning at Jun 29, 1999, 5:06 PM CDT for Garland County, Montgomery County, 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
Jun 29, 1999, 5:06 PM CDT (22:06 UTC)
Expired
Jun 29, 1999, 7:40 PM CDT
In force
3 hr
Issued by
NWS Little Rock, AR
Area
Whole counties

Counties Garland County, AR, Montgomery County, AR

The radar

The Little Rock radar (KLZK), 109 km from the middle of the area, began a volume at 22:09 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.

The nearest sounding before it

Shreveport, LA (KSHV), launched 12:00Z, 10.1 hours before the alert went out and 233 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, Shreveport, LA at 12:00Z on 1999-06-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 904 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, Shreveport, LA at 12:00Z on 1999-06-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 94 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
904 J/kg
Mixed-layer CIN
-160 J/kg
Mixed-layer LCL
972 m above ground
0-6 km bulk shear
11 kt
0-1 km storm-relative helicity
94 m²/s²
0-3 km storm-relative helicity
119 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

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.

In the hours before

Special weather statement, Jun 29, 1:31 PM CDT, 3 hours 35 minutes before
ARZ021-030-037-038-040-041-050>052-300000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
131 PM CDT TUE JUN 29 1999

A SEVERE THUNDERSTORM WATCH HAS BEEN ISSUED FOR WESTERN ARKANSAS
EFFECTING FROM 130 PM UNTIL 7 PM THIS EVENING.

STRONG THUNDERSTORMS DEVELOPED RAPIDLY IN EASTERN OKLAHOMA THIS
AFTERNOON...AND WERE MOVING EASTWARD. A NEARLY STATIONARY COLD FRONT
WAS LOCATED ACROSS CENTRAL ARKANSAS AND WEST CENTRAL ARKANSAS NEAR
MENA. SCATTERED THUNDERSTORMS WILL DEVELOP ACROSS WEST CENTRAL ARKANSAS
AHEAD OF THE MAIN AREA IN EASTERN OKLAHOMA...BUT THE MAIN AREA WILL
ARRIVE IN WESTERN ARKANSAS AFTER 3 PM.

THE THUNDERSTORMS WILL MOVE EASTWARD AT NEARLY 30 MPH THIS AFTERNOON.

34
Special weather statement, Jun 29, 1:31 PM CDT, 3 hours 35 minutes before
ARZ021-030-037-038-040-041-050>052-300000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
131 PM CDT TUE JUN 29 1999

A SEVERE THUNDERSTORM WATCH HAS BEEN ISSUED FOR WESTERN ARKANSAS
EFFECTING FROM 130 PM UNTIL 7 PM THIS EVENING.

STRONG THUNDERSTORMS DEVELOPED RAPIDLY IN EASTERN OKLAHOMA THIS
AFTERNOON...AND WERE MOVING EASTWARD. A NEARLY STATIONARY COLD FRONT
WAS LOCATED ACROSS CENTRAL ARKANSAS AND WEST CENTRAL ARKANSAS NEAR
MENA. SCATTERED THUNDERSTORMS WILL DEVELOP ACROSS WEST CENTRAL ARKANSAS
AHEAD OF THE MAIN AREA IN EASTERN OKLAHOMA...BUT THE MAIN AREA WILL
ARRIVE IN WESTERN ARKANSAS AFTER 3 PM.

THE THUNDERSTORMS WILL MOVE EASTWARD AT NEARLY 30 MPH THIS AFTERNOON.

34

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 29, 12:42 AM CDTSevere Thunderstorm WarningLZKFaulkner33 min
Jun 29, 2:36 PM CDTSevere Thunderstorm WarningLZKPolk, Scott49 min
Jun 29, 3:06 PM CDTSevere Thunderstorm WarningLZKMontgomery49 min
Jun 29, 3:37 PM CDTFlash Flood WarningLZKPolk3 hr
Jun 29, 4:04 PM CDTSevere Thunderstorm WarningLZKLogan51 min
Jun 29, 4:13 PM CDTSevere Thunderstorm WarningLZKGarland47 min
Jun 29, 4:18 PM CDTSevere Thunderstorm WarningLZKJohnson57 min
Jun 29, 4:26 PM CDTTornado WarningLZKGarland34 min
Jun 29, 4:33 PM CDTSevere Thunderstorm WarningLZKPerry52 min
Jun 29, 4:57 PM CDTSevere Thunderstorm WarningLZKNewton, Pope58 min
Jun 29, 5:15 PM CDTSevere Thunderstorm WarningLZKSaline50 min
Jun 29, 5:21 PM CDTSevere Thunderstorm WarningLZKFaulkner, Perry, Pulaski64 min
Jun 29, 5:29 PM CDTSevere Thunderstorm WarningLZKGarland, Hot Spring51 min
Jun 29, 5:47 PM CDTSevere Thunderstorm WarningLZKConway33 min
Jun 29, 6:12 PM CDTSevere Thunderstorm WarningLZKLonoke, White53 min
Jun 29, 6:38 PM CDTSevere Thunderstorm WarningLZKPrairie52 min
Jun 29, 6:59 PM CDTSevere Thunderstorm WarningLZKWhite, Woodruff51 min

Nearby

Flash Flood Warnings in Arkansas, 1999Every flash flood warning in 1999

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.