Alert archive / Arkansas / Flash Flood Warnings in 2017
Flash Flood Warning 59, NWS Little Rock, AR
NWS Little Rock, AR issued this flash flood warning at Jul 14, 2017, 3:13 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
- Jul 14, 2017, 3:13 PM CDT (20:13 UTC)
- Expired
- Jul 14, 2017, 6:15 PM CDT
- In force
- 3 hr
- Issued by
- NWS Little Rock, AR
- Area
- Storm-based polygon
- Flood severity
- None
Counties Conway County, AR, Faulkner County, AR, Perry County, AR, Pulaski County, AR
The radar
The Little Rock radar (KLZK), 35 km from the middle of the area, began a volume at 20:17 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 12:00Z, 8.2 hours before the alert went out and 240 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
- 1530 J/kg
- Mixed-layer CIN
- -34 J/kg
- Mixed-layer LCL
- 877 m above ground
- 0-6 km bulk shear
- 4 kt
- 0-1 km storm-relative helicity
- 14 m²/s²
- 0-3 km storm-relative helicity
- 47 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 |
|---|---|---|---|---|
| Jul 13, 7:01 PM CDT | Severe Thunderstorm Warning | LZK | Polk | 29 min |
| Jul 13, 7:10 PM CDT | Special Weather Statement | LZK | Garland | 35 min |
| Jul 14, 10:37 AM CDT | Special Weather Statement | LZK | Montgomery | 23 min |
| Jul 14, 10:59 AM CDT | Special Weather Statement | LZK | Montgomery | 46 min |
| Jul 14, 12:23 PM CDT | Special Weather Statement | LZK | Conway | 37 min |
| Jul 14, 12:51 PM CDT | Special Weather Statement | LZK | Garland | 39 min |
| Jul 14, 1:05 PM CDT | Special Weather Statement | LZK | Yell | 25 min |
| Jul 14, 1:14 PM CDT | Special Weather Statement | LZK | Conway | 46 min |
| Jul 14, 1:44 PM CDT | Special Weather Statement | LZK | Yell | 31 min |
| Jul 14, 1:58 PM CDT | Severe Thunderstorm Warning | LZK | Perry, Yell | 32 min |
| Jul 14, 2:01 PM CDT | Special Weather Statement | LZK | Cleburne | 29 min |
| Jul 14, 2:22 PM CDT | Special Weather Statement | LZK | Ouachita | 38 min |
| Jul 14, 2:54 PM CDT | Severe Thunderstorm Warning | LZK | Calhoun, Ouachita | 36 min |
| Jul 14, 3:35 PM CDT | Special Weather Statement | LZK | Calhoun | 40 min |
| Jul 14, 3:51 PM CDT | Special Weather Statement | LZK | Jackson | 24 min |
| Jul 14, 4:27 PM CDT | Special Weather Statement | LZK | Jackson | 33 min |
| Jul 14, 5:03 PM CDT | Special Weather Statement | LZK | Sharp | 27 min |
| Jul 14, 6:05 PM CDT | Special Weather Statement | LZK | Sharp | 40 min |
Nearby
Flash Flood Warnings in Arkansas, 2017Every flash flood warning in 2017
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.