Alert archive / Arkansas / Flash Flood Warnings in 2009
Flash Flood Warning 157, NWS Little Rock, AR
NWS Little Rock, AR issued this flash flood warning at Oct 29, 2009, 8:39 PM CDT for 12 counties in Arkansas. It was in force for 10 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
- Oct 29, 2009, 8:39 PM CDT (01:39 UTC)
- Expired
- Oct 30, 2009, 6:14 AM CDT
- In force
- 10 hr
- Issued by
- NWS Little Rock, AR
- Area
- Storm-based polygon
- Flood severity
- None
Counties Cleburne County, AR, Fulton County, AR, Independence County, AR, Izard County, AR, Jackson County, AR, Lonoke County, AR, Prairie County, AR, Sharp County, AR, Stone County, AR, Van Buren County, AR, White County, AR, Woodruff County, AR
The radar
The Little Rock radar (KLZK), 95 km from the middle of the area, began a volume at 01:40 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
Little Rock, AR (KLZK), launched 00:00Z, 1.7 hours before the alert went out and 185 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
- 1460 J/kg
- Mixed-layer CIN
- -23 J/kg
- Mixed-layer LCL
- 483 m above ground
- 0-6 km bulk shear
- 41 kt
- 0-1 km storm-relative helicity
- 548 m²/s²
- 0-3 km storm-relative helicity
- 584 m²/s²
- Significant tornado parameter
- 3.9
- Supercell composite
- 25.8
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 Oct 29, 6:53 PM CDT, 1 hour 46 minutes earlier.
Area forecast discussion, Oct 29, 6:53 PM CDT, 1 hour 46 minutes before
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>Service Notice</title>
<link rel="stylesheet" href="index.css">
</head>
<body>
<main class="wrap">
<section class="card" role="status" aria-live="polite">
<div class="status" id="status">Temporary Notice</div>
<h1 id="headline">This service is currently unavailable.</h1>
<p id="message1">
The site you requested is temporarily down for maintenance or an unexpected outage.
</p>
<p id="message2">
Please try again in a few minutes.
</p>
<p class="small" id="detail">
If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
</p>
</section>
</main>
<script src="index.js"></script>
</body>
</html>Hazardous weather outlook, Oct 29, 3:32 PM CDT, 5 hours 7 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE LITTLE ROCK AR 332 PM CDT THU OCT 29 2009 ARZ003>007-012>016-021>025-030>034-037>047-052>057-062>069-301000- 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- 332 PM CDT THU OCT 29 2009 THIS HAZARDOUS WEATHER OUTLOOK IS FOR A LARGE PART OF ARKANSAS. .DAY ONE...THIS AFTERNOON AND TONIGHT SHOWERS AND THUNDERSTORMS WILL CONTINUE TO INCREASE AND OVERSPREAD THE AREA THIS AFTERNOON AS LOW PRESSURE MOVES SLOWLY TOWARDS ARKANSAS FROM THE SOUTHERN PLAINS. INITIALLY...THE ACTIVITY WILL BE ASSOCIATED WITH A WARM FRONT LIFTING NORTHWARD ACROSS ARKANSAS. LOCALLY HEAVY RAINFALL WILL BE POSSIBLE THIS AFTERNOON THROUGH TONIGHT. AS A RESULT...A FLASH FLOOD WATCH REMAINS IN AFFECT FOR THE AREA THIS AFTERNOON AND TONIGHT. A TORNADO WATCH IS IN EFFECT THROUGH 9 PM FOR MUCH OF CENTRAL AND SOUTH ARKANSAS. DAMAGING WINDS AND TORNADOES WILL BE POSSIBLE THROUGH THIS EVENING. A FEW STRONG OR SEVERE STORMS WILL BE POSSIBLE TODAY...WITH HAIL AND DAMAGING WINDS THE MAIN CONCERNS. BY TONIGHT...THE LOW PRESSURE SYSTEM WILL BEGIN LIFTING TO THE NORTH OF ARKANSAS. MEANWHILE...A COLD FRONT TRAILING SOUTHWARD FROM THE LOW...WILL PUSH INTO WESTERN ARKANSAS THIS EVENING AND EVENTUALLY INTO THE CENTRAL PART OF THE STATE LATE TONIGHT. A LINE OF STORMS IS FORECAST TO FORM ALONG THE FRONT AS IT TRACKS EASTWARD TONIGHT. SEVERE STORMS WILL BE POSSIBLE AS THE FRONT MOVES ACROSS THE WESTERN PART OF THE STATE TONIGHT. DAMAGING WINDS WILL BE THE MAIN THREAT FROM THIS LINE OF STORMS. WITH THE GROUND WELL SATURATED...IT WILL NOT TAKE MUCH WIND TO BRING DOWN TREES. ISOLATED TORNADOES CANNOT BE RULED OUT AS WELL. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY THE AFOREMENTIONED COLD FRONT WILL CONTINUE WORKING ACROSS THE EASTERN PART OF ARKANSAS ON FRIDAY...WITH SHOWERS AND THUNDERSTORMS PERSISTING. ELSEHWERE...WIDESPREAD RAIN WILL LINGER FOR MUCH OF THE DAY BEHIND THE FRONT. ANY ADDITIONAL HEAVY RAINFALL WILL ONLY INCREASE THE THREAT OF FLASH FLOODING AND RIVER FLOODING. THE FLASH FLOOD WATCH WILL REMAIN IN EFFECT THROUGH FRIDAY NIGHT FOR MUCH OF ARKANSAS. RAINFALL TOTALS ACROSS THE WATCH AREA ARE EXPECTED TO RANGE BETWEEN 2 AND 4 INCHES...WITH PARTS OF CENTRAL AND EASTERN ARKANSAS POSSIBLY SEEING UPWARDS OF 6 INCHES OR MORE BEFORE THE RAIN TAPERS OFF FRIDAY NIGHT. THE STORM SYSTEM WILL DEPART TO THE EAST OF THE REGION BY SATURDAY. HIGH PRESSURE WILL FOLLOW...BRINGING SOME MUCH NEEDED DRIER CONDITIONS TO THE MID SOUTH FOR THE UPCOMING WEEKEND AND THE FIRST HALF OF NEXT WEEK. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION COULD BE NEEDED LATER TODAY AND TONIGHT. && VISIT NWS LITTLE ROCK ON THE WEB. GO TO HTTP://WEATHER.GOV AND CLICK ON CENTRAL ARKANSAS. 44
In the hours before
Local storm report, Oct 29, 3:59 PM CDT, 4 hours 40 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
359 PM CDT THU OCT 29 2009
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0340 PM TSTM WND DMG EAST CAMDEN 33.61N 92.74W
10/29/2009 OUACHITA AR LAW ENFORCEMENT
TREES WERE BLOWN DOWN ON THE CAMPUS OF SOUTH ARKANSAS
TECH.
&&
57Local storm report, Oct 29, 5:56 PM CDT, 2 hours 43 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
556 PM CDT THU OCT 29 2009
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0502 PM TSTM WND DMG PRAGUE 34.28N 92.28W
10/29/2009 GRANT AR TRAINED SPOTTER
TREES AND POWER LINES KNOCKED DOWN ON HWY 270.
&&
225Local storm report, Oct 29, 6:29 PM CDT, 2 hours 10 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
629 PM CDT THU OCT 29 2009
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0455 PM TSTM WND DMG Y CITY 34.73N 94.08W
10/29/2009 SCOTT AR LAW ENFORCEMENT
TREES DOWN IN Y CITY
0455 PM TSTM WND DMG WALDRON 34.90N 94.09W
10/29/2009 SCOTT AR LAW ENFORCEMENT
TREES DOWN IN TOWN.
&&
225Local storm report, Oct 29, 6:40 PM CDT, 1 hour 59 minutes before
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>Service Notice</title>
<link rel="stylesheet" href="index.css">
</head>
<body>
<main class="wrap">
<section class="card" role="status" aria-live="polite">
<div class="status" id="status">Temporary Notice</div>
<h1 id="headline">This service is currently unavailable.</h1>
<p id="message1">
The site you requested is temporarily down for maintenance or an unexpected outage.
</p>
<p id="message2">
Please try again in a few minutes.
</p>
<p class="small" id="detail">
If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
</p>
</section>
</main>
<script src="index.js"></script>
</body>
</html>Local storm report, Oct 29, 6:55 PM CDT, 1 hour 44 minutes before
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>Service Notice</title>
<link rel="stylesheet" href="index.css">
</head>
<body>
<main class="wrap">
<section class="card" role="status" aria-live="polite">
<div class="status" id="status">Temporary Notice</div>
<h1 id="headline">This service is currently unavailable.</h1>
<p id="message1">
The site you requested is temporarily down for maintenance or an unexpected outage.
</p>
<p id="message2">
Please try again in a few minutes.
</p>
<p class="small" id="detail">
If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
</p>
</section>
</main>
<script src="index.js"></script>
</body>
</html>Local storm report, Oct 29, 6:59 PM CDT, 1 hour 40 minutes before
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>Service Notice</title>
<link rel="stylesheet" href="index.css">
</head>
<body>
<main class="wrap">
<section class="card" role="status" aria-live="polite">
<div class="status" id="status">Temporary Notice</div>
<h1 id="headline">This service is currently unavailable.</h1>
<p id="message1">
The site you requested is temporarily down for maintenance or an unexpected outage.
</p>
<p id="message2">
Please try again in a few minutes.
</p>
<p class="small" id="detail">
If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
</p>
</section>
</main>
<script src="index.js"></script>
</body>
</html>The office that day
Everything else NWS Little Rock, AR issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 29, 7:12 PM CDT | Flash Flood Warning | LZK | Calhoun, Clark, Cleburne, Cleveland, Conway, Dallas and 22 more | 6 hr |
| Oct 29, 9:04 PM CDT | River Flood Warning | LZK | Clay | 14 hr |
| Oct 29, 9:59 PM CDT | River Flood Warning | LZK | Independence, Jackson | 8 days |
| Oct 29, 10:03 PM CDT | Severe Thunderstorm Warning | LZK | Bradley, Calhoun, Cleveland, Dallas | 42 min |
| Oct 29, 10:54 PM CDT | Severe Thunderstorm Warning | LZK | Arkansas, Bradley, Cleveland, Drew, Jefferson, Lincoln | 51 min |
| Oct 29, 11:08 PM CDT | Flash Flood Warning | LZK | Arkansas, Bradley, Calhoun, Cleveland, Dallas, Drew and 6 more | 7 hr |
| Oct 29, 11:58 PM CDT | Severe Thunderstorm Warning | LZK | Arkansas, Desha, Jefferson, Lincoln, Monroe, Prairie | 47 min |
| Oct 30, 12:16 AM CDT | Flash Flood Warning | LZK | Arkansas, Desha, Drew, Lincoln, Monroe | 6 hr |
| Oct 30, 12:38 AM CDT | Severe Thunderstorm Warning | LZK | Faulkner, Lonoke, Pulaski, White | 52 min |
| Oct 30, 12:55 AM CDT | Flash Flood Warning | LZK | Calhoun, Clark, Cleburne, Cleveland, Conway, Dallas and 13 more | 5 hr |
| Oct 30, 6:05 AM CDT | Areal Flood Warning | LZK | Arkansas, Baxter, Bradley, Calhoun, Clark, Cleburne and 29 more | 12 hr |
| Oct 30, 7:09 AM CDT | River Flood Warning | LZK | Franklin | 7 hr |
| Oct 30, 12:07 PM CDT | River Flood Warning | LZK | Searcy | 9 hr |
Nearby
Flash Flood Warnings in Arkansas, 2009Every flash flood warning in 2009
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.