Alert archive / Arkansas / Areal Flood Warnings in 2015
Areal Flood Warning 21, NWS Little Rock, AR
NWS Little Rock, AR issued this areal flood warning at Dec 29, 2015, 5:04 AM CST for 13 counties in Arkansas. It was in force for 12 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
- Dec 29, 2015, 5:04 AM CST (11:04 UTC)
- Expired
- Dec 29, 2015, 5:00 PM CST
- In force
- 12 hr
- Issued by
- NWS Little Rock, AR
- Area
- Storm-based polygon
- Flood severity
- None
Counties Baxter County, AR, Boone County, AR, Conway County, AR, Johnson County, AR, Logan County, AR, Marion County, AR, Montgomery County, AR, Newton County, AR, Perry County, AR, Pope County, AR, Searcy County, AR, Van Buren County, AR, Yell County, AR
The radar
The Little Rock radar (KLZK), 107 km from the middle of the area, began a volume at 11:04 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 00:00Z, 11.1 hours before the alert went out and 164 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 486 m above ground
- 0-6 km bulk shear
- 31 kt
- 0-1 km storm-relative helicity
- 5 m²/s²
- 0-3 km storm-relative helicity
- 9 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this areal 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 areal flood warning went out at Dec 28, 2:19 PM CST, 14 hours 45 minutes earlier.
Area forecast discussion, Dec 28, 2:19 PM CST, 14 hours 45 minutes 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 |
|---|---|---|---|---|
| Dec 28, 6:26 PM CST | Areal Flood Warning | LZK | Baxter, Cleburne, Faulkner, Fulton, Independence, Izard and 8 more | 24 hr |
| Dec 29, 5:11 AM CST | Areal Flood Warning | LZK | Garland, Montgomery, Pike, Polk, Scott | 12 hr |
Nearby
Areal Flood Warnings in Arkansas, 2015Every areal flood warning in 2015
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.