Alert archive / Arkansas / Flash Flood Warnings in 2012
Flash Flood Warning 2, NWS Little Rock, AR
NWS Little Rock, AR issued this flash flood warning at Jan 25, 2012, 12:07 PM CST for Johnson County, Newton County, Arkansas. It was in force for 113 min. 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 25, 2012, 12:07 PM CST (18:07 UTC)
- Expired
- Jan 25, 2012, 2:00 PM CST
- In force
- 113 min
- Issued by
- NWS Little Rock, AR
- Area
- Storm-based polygon
- Flood severity
- None
Counties Johnson County, AR, Newton County, AR
The radar
The Western Arkansas radar (KSRX), 103 km from the middle of the area, began a volume at 18:08 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, 6.1 hours before the alert went out and 124 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.
- Mixed-layer CAPE
- 1 J/kg
- Mixed-layer CIN
- 0 J/kg
- Mixed-layer LCL
- 455 m above ground
- 0-6 km bulk shear
- 54 kt
- 0-1 km storm-relative helicity
- -91 m²/s²
- 0-3 km storm-relative helicity
- 109 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
176
WGUS54 KLZK 251807
FFWLZK
ARC071-101-252000-
/O.NEW.KLZK.FF.W.0002.120125T1807Z-120125T2000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE LITTLE ROCK AR
1207 PM CST WED JAN 25 2012
THE NATIONAL WEATHER SERVICE IN LITTLE ROCK HAS ISSUED A
* FLASH FLOOD WARNING FOR...
NORTHERN JOHNSON COUNTY IN WESTERN ARKANSAS...
SOUTHERN NEWTON COUNTY IN NORTH CENTRAL ARKANSAS...
* UNTIL 200 PM CST
* AT 1205 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
AN AREA OF HEAVY RAINFALL ALONG A LINE EXTENDING FROM 9 MILES
NORTHEAST OF WALNUT TO 4 MILES NORTH OF LUDWIG LAKE. DOPPLER RADAR
INDICATES 2 TO 3 INCHES OF RAIN HAVE FALLEN OVER PARTS OF THE
WARNED AREA IN THE PAST 3 HOURS WITH ADDITIONAL HEAVY RAIN
EXPECTED. FLASH FLOODING IS LIKELY TO OCCUR. WHILE PRECIPITATION
MAY TAPER OFF IN SOME AREAS DURING THE WARNING PERIOD...IT WILL
TAKE SOME TIME FOR ANY HIGH WATER TO RUNOFF.
* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
JASPER... WOODLAND... WALNUT...
UPPER BUFFALO WILDERNESS AREA... ROSETTA...
MINERAL SPGS REC AREA... LUDWIG LAKE...
DEVILS KNOB... YALE... WAYTON...
VENDOR... SWAIN... SALUS...
PARTHENON... OZONE... OARK...
NAIL... MT JUDEA...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IN HILLY TERRAIN THERE ARE HUNDREDS OF LOW WATER CROSSINGS WHICH ARE
POTENTIALLY DANGEROUS IN HEAVY RAIN. DO NOT ATTEMPT TO TRAVEL ACROSS
FLOODED ROADS. FIND ALTERNATE ROUTES. IT ONLY TAKES A FEW INCHES OF
SWIFTLY FLOWING WATER TO CARRY VEHICLES AWAY.
&&
LAT...LON 3589 9300 3548 9342 3559 9371 3577 9370
3577 9369 3577 9352 3588 9353 3589 9351
3595 9350 3597 9347 3602 9318
$$
225The office that day
Everything else NWS Little Rock, AR issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 25, 9:53 AM CST | River Flood Warning | LZK | Independence, Jackson, Lawrence | 24 hr |
| Jan 25, 10:14 AM CST | Flash Flood Warning | LZK | Johnson, Newton, Pope, Searcy | 106 min |
| Jan 25, 10:40 AM CST | River Flood Warning | LZK | White, Woodruff | 27 days |
Nearby
Flash Flood Warnings in Arkansas, 2012Every flash flood warning in 2012
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.