Alert archive / Arkansas / Flash Flood Warnings in 2018
Flash Flood Warning 59, NWS Little Rock, AR
NWS Little Rock, AR issued this flash flood warning at May 24, 2018, 5:45 PM CDT for Montgomery County, Polk County, Arkansas. It was in force for 61 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
- May 24, 2018, 5:45 PM CDT (22:45 UTC)
- Expired
- May 24, 2018, 6:46 PM CDT
- In force
- 61 min
- Issued by
- NWS Little Rock, AR
- Area
- Storm-based polygon
- Flood severity
- None
Counties Montgomery County, AR, Polk County, AR
The radar
The Western Arkansas radar (KSRX), 95 km from the middle of the area, began a volume at 22:48 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, 10.8 hours before the alert went out and 266 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
- 55 J/kg
- Mixed-layer CIN
- -78 J/kg
- Mixed-layer LCL
- 1186 m above ground
- 0-6 km bulk shear
- 9 kt
- 0-1 km storm-relative helicity
- 33 m²/s²
- 0-3 km storm-relative helicity
- 29 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 May 23, 6:44 PM CDT, 23 hours 1 minute earlier.
Area forecast discussion, May 23, 6:44 PM CDT, 23 hours 1 minute before
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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 |
|---|---|---|---|---|
| May 24, 3:43 AM CDT | Flash Flood Warning | LZK | Independence, Izard, Stone | 101 min |
| May 24, 2:15 PM CDT | Special Weather Statement | LZK | Montgomery | 30 min |
| May 24, 2:34 PM CDT | Special Weather Statement | LZK | Newton | 41 min |
| May 24, 3:36 PM CDT | Special Weather Statement | LZK | Scott | 39 min |
| May 24, 3:50 PM CDT | Special Weather Statement | LZK | Polk | 25 min |
| May 24, 4:34 PM CDT | Special Weather Statement | LZK | Polk | 41 min |
| May 24, 5:23 PM CDT | Special Weather Statement | LZK | Polk | 37 min |
| May 24, 6:48 PM CDT | Special Weather Statement | LZK | Cleburne | 27 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.