Alert archive / Arkansas / Flash Flood Warnings in 2009
Flash Flood Warning 82, NWS Little Rock, AR
NWS Little Rock, AR issued this flash flood warning at Aug 1, 2009, 11:06 AM CDT for 5 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
- Aug 1, 2009, 11:06 AM CDT (16:06 UTC)
- Expired
- Aug 1, 2009, 2:00 PM CDT
- In force
- 3 hr
- Issued by
- NWS Little Rock, AR
- Area
- Storm-based polygon
- Flood severity
- None
Counties Garland County, AR, Grant County, AR, Hot Spring County, AR, Pulaski County, AR, Saline County, AR
The radar
The Little Rock radar (KLZK), 53 km from the middle of the area, began a volume at 16:06 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, 4.1 hours before the alert went out and 247 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
- 1495 J/kg
- Mixed-layer CIN
- -44 J/kg
- Mixed-layer LCL
- 790 m above ground
- 0-6 km bulk shear
- 18 kt
- 0-1 km storm-relative helicity
- 90 m²/s²
- 0-3 km storm-relative helicity
- 135 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
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 Aug 1, 11:05 AM CDT, 1 minute earlier.
Area forecast discussion, Aug 1, 11:05 AM CDT, 1 minute before
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</html>Hazardous weather outlook, Aug 1, 5:00 AM CDT, 6 hours 6 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE LITTLE ROCK AR 500 AM CDT SAT AUG 1 2009 ARZ003>007-012>016-021>025-030>034-037>047-052>057-062>069-021000- 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- 500 AM CDT SAT AUG 1 2009 THIS HAZARDOUS WEATHER OUTLOOK IS FOR A LARGE PART OF ARKANSAS. .DAY ONE...TODAY AND TONIGHT A WARM FRONT ACROSS SOUTHWEST ARKANSAS WILL MOVE NORTHEAST TODAY. ALSO...A COLD FRONT IN THE PLAINS WILL DRIFT INTO ARKANSAS LATE IN THE DAY. SHOWERS AND THUNDERSTORMS WILL INCREASE ALONG AND AHEAD OF THESE FRONTS...AND BE ENHANCED BY SOME UPPER LEVEL ENERGY MOVING ACROSS THE SOUTHERN PLAINS. THERE WILL BE A SLIGHT RISK OF SEVERE THUNDERSTORMS THROUGH THE DAY...MAINLY OVER CENTRAL AND SOUTHERN AREAS...WITH THE MAIN THREATS BEING DAMAGING WINDS AND LARGE HAIL. AN ISOLATED TORNADO CAN NOT BE RULED OUT. .DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY THE COLD FRONT WILL PUSH EAST OF ARKANSAS BY SUNDAY MORNING. RAIN CHANCES WILL DECREASE SIGNIFICANTLY ON SUNDAY. HIGH PRESSURE ALOFT WILL BEGIN TO BUILD EASTWARD FROM THE PLAINS STATES EARLY NEXT WEEK. THIS WILL ALLOW THE WEATHER PATTERN TO RETURN TO A MORE TYPICAL SUMMER REGIME...WITH LOWER CHANCES OF RAIN AND HOTTER TEMPERATURES. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS POSSIBLE TODAY. && VISIT NWS LITTLE ROCK ON THE WEB. GO TO HTTP://WEATHER.GOV AND CLICK ON CENTRAL ARKANSAS. 51
The office that day
Everything else NWS Little Rock, AR issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 1, 9:26 AM CDT | Flash Flood Warning | LZK | Clark, Garland, Grant, Hot Spring, Montgomery, Pike | 3 hr |
| Aug 1, 10:35 AM CDT | Flash Flood Watch | LZK | Arkansas, Bradley, Calhoun, Clark, Cleveland, Dallas and 14 more | 8 hr |
| Aug 1, 1:32 PM CDT | Flash Flood Warning | LZK | Hot Spring | 6 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.