Alert archive / Arkansas / Flash Flood Warnings in 2008

Flash Flood Warning 29, NWS Little Rock, AR

March 30, 2008Logan County, Scott County, Yell County, Arkansas

NWS Little Rock, AR issued this flash flood warning at Mar 30, 2008, 7:37 AM CDT for Logan County, Scott County, Yell County, 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: Mar 30, 2008, 7:37 AM CDT (12:37 UTC)
Expired: Mar 30, 2008, 10:30 AM CDT
In force: 3 hr
Issued by: NWS Little Rock, AR
Area: Storm-based polygon
Flood severity: None

Counties 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 12:39 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, 0.6 hours before the alert went out and 208 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: 1 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 442 m above ground
0-6 km bulk shear: 53 kt
0-1 km storm-relative helicity: 423 m²/s²
0-3 km storm-relative helicity: 432 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.9

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 Mar 30, 6:20 AM CDT, 1 hour 17 minutes earlier.

Area forecast discussion, Mar 30, 6:20 AM CDT, 1 hour 17 minutes before

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Hazardous weather outlook, Mar 30, 5:00 AM CDT, 2 hours 37 minutes before

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In the hours before

Local storm report, Mar 30, 2:41 AM CDT, 4 hours 56 minutes before

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Local storm report, Mar 30, 2:48 AM CDT, 4 hours 49 minutes before

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Local storm report, Mar 30, 2:58 AM CDT, 4 hours 39 minutes before

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Local storm report, Mar 30, 3:43 AM CDT, 3 hours 54 minutes before

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Special weather statement, Mar 30, 5:57 AM CDT, 1 hour 40 minutes before

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Special weather statement, Mar 30, 6:31 AM CDT, 1 hour 6 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
Mar 29, 11:58 PM CDT	Severe Thunderstorm Warning	LZK	Scott	32 min
Mar 30, 12:25 AM CDT	Severe Thunderstorm Warning	LZK	Polk	35 min
Mar 30, 12:27 AM CDT	Severe Thunderstorm Warning	LZK	Logan	48 min
Mar 30, 12:55 AM CDT	Severe Thunderstorm Warning	LZK	Montgomery, Pike, Polk	50 min
Mar 30, 1:15 AM CDT	Severe Thunderstorm Warning	LZK	Clark	45 min
Mar 30, 1:16 AM CDT	Severe Thunderstorm Warning	LZK	Johnson, Logan	44 min
Mar 30, 1:21 AM CDT	Severe Thunderstorm Warning	LZK	Scott	39 min
Mar 30, 1:52 AM CDT	Severe Thunderstorm Warning	LZK	Yell	38 min
Mar 30, 2:01 AM CDT	Severe Thunderstorm Warning	LZK	Hot Spring	44 min
Mar 30, 2:16 AM CDT	Severe Thunderstorm Warning	LZK	Garland, Hot Spring	32 min
Mar 30, 2:25 AM CDT	Severe Thunderstorm Warning	LZK	Perry	35 min
Mar 30, 2:32 AM CDT	Severe Thunderstorm Warning	LZK	Garland, Saline	22 min
Mar 30, 3:02 AM CDT	Severe Thunderstorm Warning	LZK	Baxter, Marion	29 min
Mar 30, 7:50 AM CDT	Flash Flood Warning	LZK	Baxter, Fulton, Izard, Sharp	3 hr
Mar 30, 9:45 AM CDT	River Flood Warning	LZK	White	25 hr
Mar 30, 9:47 AM CDT	River Flood Warning	LZK	Yell	9 days
Mar 30, 10:21 AM CDT	Flash Flood Warning	LZK	Logan, Polk, Scott, Yell	4 hr
Mar 30, 12:45 PM CDT	Flash Flood Warning	LZK	Faulkner, Lonoke, Prairie, White	3 hr
Mar 30, 2:24 PM CDT	Flash Flood Watch	LZK	Independence, Jackson, Sharp, White, Woodruff	5 hr
Mar 30, 2:24 PM CDT	Flash Flood Watch	LZK	Baxter, Cleburne, Conway, Faulkner, Fulton, Garland and 15 more	35 hr
Mar 30, 2:26 PM CDT	River Flood Advisory	LZK	Fulton, Sharp	17 hr
Mar 30, 2:26 PM CDT	River Flood Advisory	LZK	Lawrence, Randolph	17 hr
Mar 30, 2:26 PM CDT	River Flood Advisory	LZK	Randolph	17 hr

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.