Alert archive / Arkansas / Flash Flood Warnings in 2002

Flash Flood Warning 2, NWS Little Rock, AR

January 31, 2002Searcy County, Arkansas

NWS Little Rock, AR issued this flash flood warning at Jan 31, 2002, 12:15 PM CST for Searcy 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 outline as issued.

The facts

Issued: Jan 31, 2002, 12:15 PM CST (18:15 UTC)
Expired: Jan 31, 2002, 2:15 PM CST
In force: 2 hr
Issued by: NWS Little Rock, AR
Area: Counties, with a storm outline in the text

County Searcy County, AR

The radar

The Little Rock radar (KLZK), 126 km from the middle of the area, began a volume at 18:17 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 12:00Z, 6.3 hours before the alert went out and 151 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 568 m above ground
0-6 km bulk shear: 69 kt
0-1 km storm-relative helicity: 165 m²/s²
0-3 km storm-relative helicity: 96 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WGUS54 KLZK 311815
FFWLIT
ARC129-312015-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE LITTLE ROCK AR
1215 PM CST THU JAN 31 2002

THE NATIONAL WEATHER SERVICE HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  SEARCY COUNTY IN NORTH CENTRAL ARKANSAS

* UNTIL 215 PM CST

* RADAR CONTINUES TO SHOW A LARGE AREA OF SHOWERS AND THUNDERSTORMS
  MOVING NORTHEAST AT 30 MPH ACROSS THE COUNTY. RAINFALL RATES OF ONE
  INCH PER HOUR WILL BE POSSIBLE THROUGH EARLY AFTERNOON...ESPECIALLY
  ALONG AND EAST OF HIGHWAY 27.

DONT DRIVE INTO AREAS WHERE WATER COVERS THE ROAD THE WATER DEPTH
MAY BE TO GREAT FOR SAFE PASSAGE. IT ONLY TAKES ABOUT TWO FEET OF
MOVING WATER TO CARRY A CAR DOWNSTREAM.

LAT...LON 3606 9247 3585 9247 3580 9261 3578 9278
          3607 9282

55

2 follow-up statements

000 
WGUS74 KLZK 311907
FFSLIT
ARC071-083-115-127-129-149-312015-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
105 PM CST THU JAN 31 2002

A FLASH FLOOD WARNING REMAINS IN EFFECT FROM SCOTT...JOHNSON...
YELL...SEARCY...POPE...AND LOGAN COUNTIES UNTIL 215 PM.

AT 105 PM...RADAR CONTINUED TO INDICATE NUMEROUS SHOWERS AND A FEW
THUNDERSTORMS...ACROSS MUCH OF WESTERN AND CENTRAL ARKANSAS. THE
WARNED COUNTIES CAN EXPECT AND ADDITIONAL ONE HALF INCH OF
RAINFALL...ACROSS AREAS WHICH ARE SATURATED.

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE WATER COVERS THE ROADWAY
OR PAST POLICE BARRICADES.

$$

55

000 
WGUS74 KLZK 312019
FFSLIT
ARC071-083-115-127-129-149-312030-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
218 PM CST THU JAN 31 2002

THE FLASH FLOOD WARNING FOR SCOTT...JOHNSON...
YELL...SEARCY...POPE...AND LOGAN COUNTIES THAT WAS IN EFFECT UNTIL
215 PM HAS BEEN ALLOWED TO EXPIRE. LIGHT RAINFALL WILL STILL
CONTINUE ACROSS THESE AREAS THROUGH THE MID AFTERNOON HOURS.
MOTORISTS ARE STILL ADVISED TO EXPECT SOME PONDING OF WATER ON
ROADWAYS.

$$

55

The office that day

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

Issued	Product	Office	Counties	Lasted
Jan 31, 11:20 AM CST	Flash Flood Warning	LZK	Johnson, Logan, Pope, Scott, Yell	3 hr
Jan 31, 1:50 PM CST	Severe Thunderstorm Warning	LZK	Dallas	25 min
Jan 31, 4:28 PM CST	Severe Thunderstorm Warning	LZK	Desha	32 min

Nearby

Flash Flood Warnings in Arkansas, 2002 Every flash flood warning in 2002

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.