Alert archive / Arkansas / Flash Flood Warnings in 2014
Flash Flood Warning 55, NWS Little Rock, AR
NWS Little Rock, AR issued this flash flood warning at Aug 18, 2014, 9:02 PM CDT for 4 counties in 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
- Aug 18, 2014, 9:02 PM CDT (02:02 UTC)
- Expired
- Aug 19, 2014, 12:00 AM CDT
- In force
- 3 hr
- Issued by
- NWS Little Rock, AR
- Area
- Storm-based polygon
- Flood severity
- None
Counties Cleveland County, AR, Desha County, AR, Drew County, AR, Lincoln County, AR
The radar
The Little Rock radar (KLZK), 123 km from the middle of the area, began a volume at 02:03 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
Little Rock, AR (KBYH), launched 00:00Z, 2.0 hours before the alert went out and 198 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
- 1687 J/kg
- Mixed-layer CIN
- -73 J/kg
- Mixed-layer LCL
- 985 m above ground
- 0-6 km bulk shear
- 21 kt
- 0-1 km storm-relative helicity
- 171 m²/s²
- 0-3 km storm-relative helicity
- 158 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The office that day
Everything else NWS Little Rock, AR issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 18, 7:10 PM CDT | Special Weather Statement | LZK | Arkansas | 30 min |
| Aug 18, 7:31 PM CDT | Special Weather Statement | LZK | Ouachita | 59 min |
| Aug 18, 7:35 PM CDT | Special Weather Statement | LZK | Jefferson, Lincoln | 60 min |
| Aug 18, 7:41 PM CDT | Special Weather Statement | LZK | Arkansas | 29 min |
| Aug 18, 8:11 PM CDT | Special Weather Statement | LZK | Cleveland | 29 min |
| Aug 18, 8:27 PM CDT | Severe Thunderstorm Warning | LZK | Cleveland, Dallas, Lincoln | 33 min |
| Aug 18, 8:30 PM CDT | Special Weather Statement | LZK | Desha | 45 min |
| Aug 18, 9:19 PM CDT | Special Weather Statement | LZK | Drew | 46 min |
| Aug 18, 9:31 PM CDT | Severe Thunderstorm Warning | LZK | Drew | 44 min |
| Aug 19, 5:06 PM CDT | Special Weather Statement | LZK | Independence | 29 min |
| Aug 19, 5:17 PM CDT | Severe Thunderstorm Warning | LZK | Independence | 43 min |
| Aug 19, 5:53 PM CDT | Special Weather Statement | LZK | Logan | 27 min |
| Aug 19, 6:23 PM CDT | Special Weather Statement | LZK | Logan | 32 min |
Nearby
Flash Flood Warnings in Arkansas, 2014Every flash flood warning in 2014
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.