Alert archive / Arkansas / Flash Flood Warnings in 2009

Flash Flood Warning 54, NWS Little Rock, AR

June 14, 2009Independence County, Jackson County, Arkansas

NWS Little Rock, AR issued this flash flood warning at Jun 14, 2009, 7:51 AM CDT for Independence County, Jackson County, Arkansas. It was in force for 114 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Jun 14, 2009, 7:51 AM CDT (12:51 UTC)
Expired: Jun 14, 2009, 9:45 AM CDT
In force: 114 min
Issued by: NWS Little Rock, AR
Area: Storm-based polygon
Flood severity: None

Counties Independence County, AR, Jackson County, AR

The radar

The Little Rock radar (KLZK), 122 km from the middle of the area, began a volume at 12:51 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 12:00Z, 0.9 hours before the alert went out and 161 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: 183 J/kg
Mixed-layer CIN: -203 J/kg
Mixed-layer LCL: 2293 m above ground
0-6 km bulk shear: 46 kt
0-1 km storm-relative helicity: 239 m²/s²
0-3 km storm-relative helicity: 239 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

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 Jun 14, 6:23 AM CDT, 1 hour 28 minutes earlier.

Area forecast discussion, Jun 14, 6:23 AM CDT, 1 hour 28 minutes before

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Hazardous weather outlook, Jun 14, 5:00 AM CDT, 2 hours 51 minutes before

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In the hours before

Special weather statement, Jun 14, 4:28 AM CDT, 3 hours 23 minutes before

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Special weather statement, Jun 14, 4:59 AM CDT, 2 hours 52 minutes before

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Local storm report, Jun 14, 5:49 AM CDT, 2 hours 2 minutes before

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Local storm report, Jun 14, 5:50 AM CDT, 2 hours 1 minute before

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Special weather statement, Jun 14, 6:21 AM CDT, 1 hour 30 minutes before

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Local storm report, Jun 14, 7:29 AM CDT, 22 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 13, 8:19 PM CDT	Severe Thunderstorm Warning	LZK	Scott	41 min
Jun 14, 2:33 AM CDT	Severe Thunderstorm Warning	LZK	Baxter, Boone, Marion	42 min
Jun 14, 2:37 AM CDT	Severe Thunderstorm Warning	LZK	Johnson, Logan, Pope, Scott, Yell	38 min
Jun 14, 2:37 AM CDT	Severe Thunderstorm Warning	LZK	Boone, Newton	53 min
Jun 14, 3:05 AM CDT	Severe Thunderstorm Warning	LZK	Baxter, Izard, Marion, Stone	40 min
Jun 14, 3:05 AM CDT	Severe Thunderstorm Warning	LZK	Conway, Johnson, Logan, Newton, Pope, Yell	40 min
Jun 14, 3:10 AM CDT	Severe Thunderstorm Warning	LZK	Clark, Pike	50 min
Jun 14, 3:42 AM CDT	Severe Thunderstorm Warning	LZK	Baxter, Izard, Marion, Stone	48 min
Jun 14, 3:43 AM CDT	Flash Flood Warning	LZK	Boone	2 hr
Jun 14, 4:02 AM CDT	Flash Flood Warning	LZK	Baxter, Izard, Marion, Searcy, Stone	2 hr
Jun 14, 4:17 AM CDT	Severe Thunderstorm Warning	LZK	Independence, Jackson	44 min
Jun 14, 4:49 AM CDT	Flash Flood Warning	LZK	Independence, Jackson	3 hr
Jun 14, 6:40 AM CDT	Severe Thunderstorm Warning	LZK	Arkansas, Monroe	22 min
Jun 14, 9:54 AM CDT	River Flood Warning	LZK	White, Woodruff	4 days

Nearby

Flash Flood Warnings in Arkansas, 2009 Every 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.