Alert archive / Arkansas / Severe Thunderstorm Warnings in 2015
Severe Thunderstorm Warning 276, NWS Little Rock, AR
NWS Little Rock, AR issued this severe thunderstorm warning at Jul 8, 2015, 3:23 PM CDT for 6 counties in Arkansas. It was in force for 22 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
- Jul 8, 2015, 3:23 PM CDT (20:23 UTC)
- Expired
- Jul 8, 2015, 3:45 PM CDT
- In force
- 22 min
- Issued by
- NWS Little Rock, AR
- Area
- Storm-based polygon
Counties Boone County, AR, Johnson County, AR, Marion County, AR, Newton County, AR, Pope County, AR, Searcy County, AR
The radar
The Little Rock radar (KLZK), 138 km from the middle of the area, began a volume at 20:24 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, 8.4 hours before the alert went out and 130 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
- 461 J/kg
- Mixed-layer CIN
- -16 J/kg
- Mixed-layer LCL
- 533 m above ground
- 0-6 km bulk shear
- 24 kt
- 0-1 km storm-relative helicity
- 182 m²/s²
- 0-3 km storm-relative helicity
- 117 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.8
The office that day
Everything else NWS Little Rock, AR issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 7, 9:37 PM CDT | River Flood Warning | LZK | Perry | 9 days |
| Jul 8, 2:58 PM CDT | Special Weather Statement | LZK | Johnson, Newton | 47 min |
| Jul 8, 3:56 PM CDT | Special Weather Statement | LZK | Baxter, Marion, Searcy | 49 min |
| Jul 8, 4:26 PM CDT | Severe Thunderstorm Warning | LZK | Pope, Searcy, Van Buren | 34 min |
| Jul 8, 4:48 PM CDT | Special Weather Statement | LZK | Baxter | 42 min |
| Jul 8, 5:38 PM CDT | Special Weather Statement | LZK | Yell | 52 min |
| Jul 8, 5:45 PM CDT | Severe Thunderstorm Warning | LZK | Conway, Logan, Pope, Yell | 45 min |
| Jul 8, 6:00 PM CDT | Special Weather Statement | LZK | Stone | 45 min |
| Jul 8, 6:15 PM CDT | Special Weather Statement | LZK | Stone | 45 min |
| Jul 8, 6:28 PM CDT | Severe Thunderstorm Warning | LZK | Cleburne, Izard, Stone, Van Buren | 47 min |
Nearby
Severe Thunderstorm Warnings in Arkansas, 2015Every severe thunderstorm 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.