Alert archive / Arkansas / Flash Flood Warnings in 2009
Flash Flood Warning 80, NWS Little Rock, AR
NWS Little Rock, AR issued this flash flood warning at Jul 30, 2009, 2:18 PM CDT for 6 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
- Jul 30, 2009, 2:18 PM CDT (19:18 UTC)
- Expired
- Jul 30, 2009, 5:15 PM CDT
- In force
- 3 hr
- Issued by
- NWS Little Rock, AR
- Area
- Storm-based polygon
- Flood severity
- None
Counties Baxter County, AR, Boone County, AR, Fulton County, AR, Marion County, AR, Newton County, AR, Searcy County, AR
The radar
The Springfield radar (KSGF), 136 km from the middle of the area, began a volume at 19:17 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, 7.3 hours before the alert went out and 131 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
- 1890 J/kg
- Mixed-layer CIN
- -3 J/kg
- Mixed-layer LCL
- 464 m above ground
- 0-6 km bulk shear
- 24 kt
- 0-1 km storm-relative helicity
- 52 m²/s²
- 0-3 km storm-relative helicity
- 102 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 2.0
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 Jul 30, 12:13 PM CDT, 2 hours 5 minutes earlier.
Area forecast discussion, Jul 30, 12:13 PM CDT, 2 hours 5 minutes before
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</html>Hazardous weather outlook, Jul 30, 5:00 AM CDT, 9 hours 18 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE LITTLE ROCK AR 500 AM CDT THU JUL 30 2009 ARZ003>007-012>016-021>025-030>034-037>047-052>057-062>069-311000- 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 THU JUL 30 2009 THIS HAZARDOUS WEATHER OUTLOOK IS FOR A LARGE PART OF ARKANSAS. .DAY ONE...TODAY AND TONIGHT AN UPPER LEVEL DISTURBANCE WILL MOVE ACROSS THE REGION TODAY...AND MOVE ALONG THE STALLED FRONT OVER ARKANSAS. NUMEROUS SHOWERS AND THUNDERSTORMS WILL MOVE ACROSS THE STATE TODAY...BRINGING HEAVY RAINFALL. A FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH THIS EVENING FOR CENTRAL AND SOUTHERN ARKANSAS. THIS WATCH WILL INCLUDE AREAS SOUTH OF A LINE FROM WALDRON TO SEARCY. RAINFALL AMOUNTS TODAY AND TONIGHT WILL RANGE FROM ONE TO TWO INCHES...WITH SOME LOCATIONS POSSIBLY RECEIVING UP TO FOUR INCHES ACROSS SOUTHERN ARKANSAS. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY THE FRONT WILL REMAIN ACROSS SOUTHERN ARKANSAS FRIDAY...AND WILL MOVE NORTH AS A WARM FRONT ON SATURDAY. RAIN CHANCES WILL REMAIN IN THE FORECAST THROUGH THE WEEKEND...AS ANOTHER COLD FRONT WILL MOVE INTO THE STATE SUNDAY. THE AREA WILL REMAIN UNDER NORTHWEST FLOW AT THE UPPER LEVELS...WITH MANY SYSTEMS MOVING THROUGH. THIS WILL KEEP RAIN CHANCES IN THE FORECAST...WITH THE TIMING BETTER REFINED IN THE COMING DAYS. FLOODING WILL CONTINUE TO BE A CONCERN...WITH MUCH OF THE STATE RECEIVING ABOVE AVERAGE RAINFALL FOR THE MONTH OF JULY. THIS WILL LEAD TO SATURATED GROUND CONDITIONS...AND ANY RAINFALL COULD PRODUCE FLOODING. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT ANTICIPATED. && VISIT NWS LITTLE ROCK ON THE WEB. GO TO HTTP://WEATHER.GOV AND CLICK ON CENTRAL ARKANSAS. 58
In the hours before
Local storm report, Jul 30, 11:41 AM CDT, 2 hours 37 minutes before
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</html>The office that day
Everything else NWS Little Rock, AR issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 30, 9:11 AM CDT | River Flood Warning | LZK | Calhoun, Ouachita | 8 days |
| Jul 30, 10:52 AM CDT | Flash Flood Warning | LZK | Clark, Dallas, Grant, Hot Spring, Ouachita | 5 hr |
| Jul 30, 2:49 PM CDT | Severe Thunderstorm Warning | LZK | Arkansas, Desha, Jefferson, Lincoln | 41 min |
| Jul 30, 3:21 PM CDT | Severe Thunderstorm Warning | LZK | Arkansas, Desha, Jefferson, Lincoln, Monroe | 39 min |
| Jul 30, 3:31 PM CDT | Tornado Warning | LZK | Arkansas, Desha, Jefferson, Lincoln, Monroe | 22 min |
| Jul 30, 5:00 PM CDT | Areal Flood Advisory | LZK | Garland, Hot Spring, Lonoke, Pulaski, Saline | 2 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.