Alert archive / Arkansas / Severe Thunderstorm Warnings in 2016
Severe Thunderstorm Warning 299, NWS Little Rock, AR
NWS Little Rock, AR issued this severe thunderstorm warning at Oct 12, 2016, 4:19 PM CDT for Boone County, Newton County, Arkansas. It was in force for 26 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
- Oct 12, 2016, 4:19 PM CDT (21:19 UTC)
- Expired
- Oct 12, 2016, 4:45 PM CDT
- In force
- 26 min
- Issued by
- NWS Little Rock, AR
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Boone County, AR, Newton County, AR
The radar
The Springfield radar (KSGF), 127 km from the middle of the area, began a volume at 21:21 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, 9.3 hours before the alert went out and 105 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
- 514 J/kg
- Mixed-layer CIN
- -142 J/kg
- Mixed-layer LCL
- 919 m above ground
- 0-6 km bulk shear
- 22 kt
- 0-1 km storm-relative helicity
- 53 m²/s²
- 0-3 km storm-relative helicity
- 36 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this severe thunderstorm 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 severe thunderstorm warning went out at Oct 12, 2:55 PM CDT, 1 hour 24 minutes earlier.
Area forecast discussion, Oct 12, 2:55 PM CDT, 1 hour 24 minutes before
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</html>Hazardous weather outlook, Oct 12, 4:24 AM CDT, 11 hours 55 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 |
|---|---|---|---|---|
| Oct 12, 4:43 PM CDT | Severe Thunderstorm Warning | LZK | Newton, Searcy | 47 min |
| Oct 12, 5:29 PM CDT | Special Weather Statement | LZK | Boone | 31 min |
| Oct 12, 5:29 PM CDT | Severe Thunderstorm Warning | LZK | Searcy | 25 min |
| Oct 12, 5:57 PM CDT | Special Weather Statement | LZK | Newton | 33 min |
| Oct 12, 6:38 PM CDT | Special Weather Statement | LZK | Searcy | 52 min |
Nearby
Severe Thunderstorm Warnings in Arkansas, 2016Every severe thunderstorm warning in 2016
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.