Alert archive / Arkansas / Flash Flood Warnings in 2008

Flash Flood Warning 91, NWS Little Rock, AR

June 1, 20084 counties in Arkansas

NWS Little Rock, AR issued this flash flood warning at Jun 1, 2008, 12:52 PM CDT for 4 counties in Arkansas. It was in force for 53 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 1, 2008, 12:52 PM CDT (17:52 UTC)
Expired: Jun 1, 2008, 1:45 PM CDT
In force: 53 min
Issued by: NWS Little Rock, AR
Area: Storm-based polygon
Flood severity: None

Counties Johnson County, AR, Logan County, AR, Scott County, AR, Yell County, AR

The radar

The Western Arkansas radar (KSRX), 65 km from the middle of the area, began a volume at 18:03 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, 5.9 hours before the alert went out and 194 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: 292 J/kg
Mixed-layer CIN: -186 J/kg
Mixed-layer LCL: 833 m above ground
0-6 km bulk shear: 50 kt
0-1 km storm-relative helicity: 101 m²/s²
0-3 km storm-relative helicity: 161 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 2.6

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 1, 12:35 PM CDT, 17 minutes earlier.

Area forecast discussion, Jun 1, 12:35 PM CDT, 17 minutes before

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Hazardous weather outlook, Jun 1, 12:00 PM CDT, 52 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 1, 5:17 AM CDT	Severe Thunderstorm Warning	LZK	Boone	35 min
Jun 1, 6:10 AM CDT	Severe Thunderstorm Warning	LZK	Fulton, Izard, Sharp	50 min
Jun 1, 6:32 AM CDT	Severe Thunderstorm Warning	LZK	Johnson, Newton	28 min
Jun 1, 9:54 AM CDT	Severe Thunderstorm Warning	LZK	Newton	26 min
Jun 1, 10:39 AM CDT	Severe Thunderstorm Warning	LZK	Johnson	36 min
Jun 1, 11:21 AM CDT	Severe Thunderstorm Warning	LZK	Newton	39 min
Jun 1, 12:27 PM CDT	Severe Thunderstorm Warning	LZK	Johnson, Logan, Scott, Yell	63 min
Jun 1, 1:00 PM CDT	Severe Thunderstorm Warning	LZK	Garland, Johnson, Logan, Montgomery, Perry, Pope and 3 more	45 min
Jun 1, 1:31 PM CDT	Severe Thunderstorm Warning	LZK	Conway, Faulkner, Garland, Hot Spring, Montgomery, Perry and 5 more	44 min
Jun 1, 1:59 PM CDT	Severe Thunderstorm Warning	LZK	Conway, Faulkner, Garland, Grant, Hot Spring, Lonoke and 4 more	46 min
Jun 1, 2:14 PM CDT	Severe Thunderstorm Warning	LZK	Conway, Faulkner, Van Buren	46 min
Jun 1, 2:34 PM CDT	Severe Thunderstorm Warning	LZK	Dallas, Grant, Jefferson, Lonoke, Prairie, Pulaski and 2 more	41 min
Jun 1, 2:39 PM CDT	Severe Thunderstorm Warning	LZK	Cleburne, Faulkner, White	51 min
Jun 1, 3:03 PM CDT	Severe Thunderstorm Warning	LZK	Monroe	27 min
Jun 1, 3:07 PM CDT	Severe Thunderstorm Warning	LZK	Arkansas, Desha, Jefferson, Lincoln, Lonoke, Monroe and 3 more	53 min

Nearby

Flash Flood Warnings in Arkansas, 2008 Every flash flood warning in 2008

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.