Alert archive / Arkansas / Flash Flood Warnings in 2010

Flash Flood Warning 82, NWS Little Rock, AR

July 17, 2010Bradley County, Arkansas

NWS Little Rock, AR issued this flash flood warning at Jul 17, 2010, 9:35 AM CDT for Bradley County, Arkansas. It was in force for 115 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
Jul 17, 2010, 9:35 AM CDT (14:35 UTC)
Expired
Jul 17, 2010, 11:30 AM CDT
In force
115 min
Issued by
NWS Little Rock, AR
Area
Storm-based polygon
Flood severity
None

County Bradley County, AR

The radar

The Little Rock radar (KLZK), 153 km from the middle of the area, began a volume at 14:38 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

Jackson, MS (KJAN), launched 12:00Z, 2.6 hours before the alert went out and 232 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-pSkew-T log-p diagram, Jackson, MS at 12:00Z on 2010-07-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1725 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Jackson, MS at 12:00Z on 2010-07-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 58 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
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
1725 J/kg
Mixed-layer CIN
-28 J/kg
Mixed-layer LCL
556 m above ground
0-6 km bulk shear
13 kt
0-1 km storm-relative helicity
58 m²/s²
0-3 km storm-relative helicity
50 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 16, 7:12 PM CDTSpecial Weather StatementLZKDesha28 min
Jul 16, 7:23 PM CDTSpecial Weather StatementLZKSharp27 min
Jul 16, 7:24 PM CDTSevere Thunderstorm WarningLZKDesha51 min
Jul 16, 7:59 PM CDTSevere Thunderstorm WarningLZKMontgomery, Polk, Scott, Yell46 min
Jul 17, 11:31 AM CDTFlash Flood WarningLZKBradley, Cleveland119 min
Jul 17, 2:21 PM CDTSevere Thunderstorm WarningLZKClark, Montgomery, Pike39 min
Jul 17, 2:46 PM CDTSpecial Weather StatementLZKPope44 min
Jul 17, 2:49 PM CDTHeat AdvisoryLZKArkansas, Baxter, Bradley, Calhoun, Clark, Cleburne and 28 more28 hr
Jul 17, 2:59 PM CDTSevere Thunderstorm WarningLZKClark, Pike61 min
Jul 17, 3:12 PM CDTSpecial Weather StatementLZKJohnson38 min
Jul 17, 3:39 PM CDTSpecial Weather StatementLZKGarland46 min
Jul 17, 3:43 PM CDTSpecial Weather StatementLZKYell42 min
Jul 17, 3:46 PM CDTSevere Thunderstorm WarningLZKClark, Garland, Hot Spring, Montgomery, Pike44 min
Jul 17, 3:57 PM CDTSevere Thunderstorm WarningLZKLogan, Pope, Yell40 min
Jul 17, 4:05 PM CDTSevere Thunderstorm WarningLZKGrant, Hot Spring, Saline48 min
Jul 17, 4:33 PM CDTSevere Thunderstorm WarningLZKSaline57 min
Jul 17, 4:59 PM CDTSpecial Weather StatementLZKScott41 min
Jul 17, 5:19 PM CDTSpecial Weather StatementLZKPerry41 min
Jul 17, 5:28 PM CDTAreal Flood AdvisoryLZKScott2 hr

Nearby

Flash Flood Warnings in Arkansas, 2010Every flash flood warning in 2010

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.