Alert archive / Arkansas / Flash Flood Warnings in 2009

Flash Flood Warning 31, NWS Little Rock, AR

May 8, 2009Fulton County, Sharp County, Arkansas

NWS Little Rock, AR issued this flash flood warning at May 8, 2009, 2:31 PM CDT for Fulton County, Sharp County, Arkansas. It was in force for 89 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: May 8, 2009, 2:31 PM CDT (19:31 UTC)
Expired: May 8, 2009, 4:00 PM CDT
In force: 89 min
Issued by: NWS Little Rock, AR
Area: Storm-based polygon
Flood severity: None

Counties Fulton County, AR, Sharp County, AR

The radar

The Little Rock radar (KLZK), 169 km from the middle of the area, began a volume at 19:33 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, 7.5 hours before the alert went out and 204 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: 3210 J/kg
Mixed-layer CIN: -9 J/kg
Mixed-layer LCL: 556 m above ground
0-6 km bulk shear: 52 kt
0-1 km storm-relative helicity: 141 m²/s²
0-3 km storm-relative helicity: 256 m²/s²
Significant tornado parameter: 2.3
Supercell composite: 9.0

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 May 8, 12:47 PM CDT, 1 hour 44 minutes earlier.

Area forecast discussion, May 8, 12:47 PM CDT, 1 hour 44 minutes before

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Hazardous weather outlook, May 8, 8:08 AM CDT, 6 hours 23 minutes before

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In the hours before

Special weather statement, May 8, 11:33 AM CDT, 2 hours 58 minutes before

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Local storm report, May 8, 11:34 AM CDT, 2 hours 57 minutes before

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Local storm report, May 8, 11:56 AM CDT, 2 hours 35 minutes before

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Special weather statement, May 8, 12:18 PM CDT, 2 hours 13 minutes before

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Local storm report, May 8, 12:19 PM CDT, 2 hours 12 minutes before

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Local storm report, May 8, 12:20 PM CDT, 2 hours 11 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
May 8, 3:53 AM CDT	Flash Flood Watch	LZK	Arkansas, Baxter, Bradley, Calhoun, Clark, Cleburne and 28 more	4 days
May 8, 8:21 AM CDT	Severe Thunderstorm Warning	LZK	Boone, Marion, Newton	39 min
May 8, 8:31 AM CDT	River Flood Warning	LZK	Jefferson, Lincoln	47 hr
May 8, 8:50 AM CDT	Severe Thunderstorm Warning	LZK	Baxter, Boone, Fulton, Marion, Newton, Searcy	40 min
May 8, 9:22 AM CDT	Severe Thunderstorm Warning	LZK	Baxter, Boone, Fulton, Izard, Marion, Newton and 3 more	53 min
May 8, 9:39 AM CDT	Severe Thunderstorm Warning	LZK	Independence, Izard, Newton, Searcy, Stone, Van Buren	36 min
May 8, 9:53 AM CDT	Severe Thunderstorm Warning	LZK	Fulton, Independence, Izard, Sharp	37 min
May 8, 9:55 AM CDT	River Flood Advisory	LZK	Arkansas, Desha, Lincoln	36 hr
May 8, 10:59 AM CDT	Lake Wind Advisory	LZK	Arkansas, Baxter, Bradley, Calhoun, Clark, Cleburne and 28 more	7 hr
May 8, 11:05 AM CDT	Severe Thunderstorm Warning	LZK	Baxter, Boone, Marion	25 min
May 8, 11:28 AM CDT	Severe Thunderstorm Warning	LZK	Baxter, Fulton, Izard, Marion	32 min
May 8, 11:39 AM CDT	Severe Thunderstorm Warning	LZK	Johnson, Logan	36 min
May 8, 11:51 AM CDT	Severe Thunderstorm Warning	LZK	Fulton	39 min
May 8, 12:12 PM CDT	Severe Thunderstorm Warning	LZK	Johnson, Logan, Pope, Yell	33 min
May 8, 1:10 PM CDT	Severe Thunderstorm Warning	LZK	Baxter, Fulton, Izard	50 min
May 8, 1:29 PM CDT	Severe Thunderstorm Warning	LZK	Baxter, Fulton	33 min

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.