Alert archive / Arkansas / Flash Flood Warnings in 2018
Flash Flood Warning 98, NWS Little Rock, AR
NWS Little Rock, AR issued this flash flood warning at Aug 12, 2018, 12:53 PM CDT for Pulaski County, Saline County, Arkansas. It was in force for 2 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
- Aug 12, 2018, 12:53 PM CDT (17:53 UTC)
- Expired
- Aug 12, 2018, 3:12 PM CDT
- In force
- 2 hr
- Issued by
- NWS Little Rock, AR
- Area
- Storm-based polygon
- Flood severity
- None
Counties Pulaski County, AR, Saline County, AR
The radar
The Little Rock radar (KLZK), 26 km from the middle of the area, began a volume at 17:37 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 271 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.
- Mixed-layer CAPE
- 1219 J/kg
- Mixed-layer CIN
- -61 J/kg
- Mixed-layer LCL
- 997 m above ground
- 0-6 km bulk shear
- 13 kt
- 0-1 km storm-relative helicity
- -12 m²/s²
- 0-3 km storm-relative helicity
- -18 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
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 Aug 12, 6:45 AM CDT, 6 hours 8 minutes earlier.
Area forecast discussion, Aug 12, 6:45 AM CDT, 6 hours 8 minutes before
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</html>Hazardous weather outlook, Aug 12, 4:02 AM CDT, 8 hours 51 minutes before
Hazardous Weather Outlook National Weather Service Little Rock AR 402 AM CDT Sun Aug 12 2018 ARZ003>007-012>016-021>025-030>034-037>047-052>057-062>069-131000- Boone-Marion-Baxter-Fulton-Sharp-Newton-Searcy-Stone-Izard- Independence-Johnson-Pope-Van Buren-Cleburne-Jackson-Logan-Conway- Faulkner-White-Woodruff-Scott-Yell-Perry-Polk-Montgomery-Garland- Saline-Pulaski-Lonoke-Prairie-Monroe-Pike-Clark-Hot Spring-Grant- Jefferson-Arkansas-Dallas-Cleveland-Lincoln-Desha-Ouachita- Calhoun-Bradley-Drew- 402 AM CDT Sun Aug 12 2018 This Hazardous Weather Outlook is for a Large Part of Arkansas. .DAY ONE...Today and Tonight Scattered thunderstorms will be possible today for much of the area. While the threat for organized severe weather will be low...a few storms may become strong. Downburst winds will be the primary threat with the strongest storms. Locally heavy rainfall will also be possible...leading to an isolated flash flood threat. .DAYS TWO THROUGH SEVEN...Monday Through Saturday An unsettled weather pattern will continue through this week...with chances for showers and thunderstorms forecast nearly every day. While widespread severe weather is not anticipated at this time...some locally heavy rainfall may lead to isolated flash flooding during this timeframe. .Spotter Information Statement... Spotter activation will not be needed. && Visit NWS Little Rock on the web. Go to http://weather.gov/lzk. 62
In the hours before
Special weather statement, Aug 12, 12:08 PM CDT, 45 minutes before
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</html>Special weather statement, Aug 12, 12:29 PM CDT, 24 minutes before
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</html>Special weather statement, Aug 12, 12:36 PM CDT, 17 minutes before
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<div class="status" id="status">Temporary Notice</div>
<h1 id="headline">This service is currently unavailable.</h1>
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</html>The office that day
Everything else NWS Little Rock, AR issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 12, 12:08 PM CDT | Special Weather Statement | LZK | Perry | 52 min |
| Aug 12, 12:29 PM CDT | Special Weather Statement | LZK | Pulaski | 46 min |
| Aug 12, 12:31 PM CDT | Severe Thunderstorm Warning | LZK | Pulaski | 16 min |
| Aug 12, 12:36 PM CDT | Special Weather Statement | LZK | Pulaski | 24 min |
| Aug 12, 1:34 PM CDT | Special Weather Statement | LZK | Pope | 41 min |
| Aug 12, 1:55 PM CDT | Special Weather Statement | LZK | Prairie | 35 min |
| Aug 12, 1:57 PM CDT | Special Weather Statement | LZK | Faulkner | 33 min |
| Aug 12, 2:39 PM CDT | Special Weather Statement | LZK | Pope | 51 min |
| Aug 12, 3:10 PM CDT | Special Weather Statement | LZK | Faulkner | 50 min |
| Aug 12, 3:27 PM CDT | Special Weather Statement | LZK | Searcy | 48 min |
| Aug 12, 3:30 PM CDT | Special Weather Statement | LZK | Van Buren | 45 min |
| Aug 12, 3:57 PM CDT | Special Weather Statement | LZK | Newton | 48 min |
| Aug 12, 5:09 PM CDT | Special Weather Statement | LZK | Marion | 51 min |
Nearby
Flash Flood Warnings in Arkansas, 2018Every flash flood warning in 2018
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.