Alert archive / Arkansas / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 249, NWS Little Rock, AR

July 25, 2016Cleburne County, Stone County, Van Buren County, Arkansas

NWS Little Rock, AR issued this severe thunderstorm warning at Jul 25, 2016, 7:36 PM CDT for Cleburne County, Stone County, Van Buren County, Arkansas. It was in force for 24 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 25, 2016, 7:36 PM CDT (00:36 UTC)
Expired: Jul 25, 2016, 8:00 PM CDT
In force: 24 min
Issued by: NWS Little Rock, AR
Area: Storm-based polygon
Hail: 0.88 in
Wind: 60.0 mph

Counties Cleburne County, AR, Stone County, AR, Van Buren County, AR

The radar

The Little Rock radar (KLZK), 92 km from the middle of the area, began a volume at 00:39 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, 0.6 hours before the alert went out and 197 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 307 J/kg
Mixed-layer CIN: -40 J/kg
Mixed-layer LCL: 1001 m above ground
0-6 km bulk shear: 19 kt
0-1 km storm-relative helicity: 18 m²/s²
0-3 km storm-relative helicity: 96 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

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 Jul 25, 6:11 PM CDT, 1 hour 25 minutes earlier.

Area forecast discussion, Jul 25, 6:11 PM CDT, 1 hour 25 minutes before

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Hazardous weather outlook, Jul 25, 5:00 AM CDT, 14 hours 36 minutes before

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In the hours before

Special weather statement, Jul 25, 1:41 PM CDT, 5 hours 55 minutes before

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Special weather statement, Jul 25, 5:43 PM CDT, 1 hour 53 minutes before

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Special weather statement, Jul 25, 6:15 PM CDT, 1 hour 21 minutes before

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Special weather statement, Jul 25, 6:25 PM CDT, 1 hour 11 minutes before

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Special weather statement, Jul 25, 6:34 PM CDT, 1 hour 2 minutes before

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Special weather statement, Jul 25, 7:05 PM CDT, 31 minutes before

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The office that day

Everything else NWS Little Rock, AR issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jul 25, 7:05 PM CDT	Special Weather Statement	LZK	Stone	40 min
Jul 25, 8:23 PM CDT	Special Weather Statement	LZK	Van Buren	37 min
Jul 25, 9:46 PM CDT	Special Weather Statement	LZK	Conway	29 min
Jul 25, 10:19 PM CDT	Special Weather Statement	LZK	Pope	41 min
Jul 25, 11:33 PM CDT	Special Weather Statement	LZK	Logan	42 min
Jul 26, 10:36 AM CDT	Heat Advisory	LZK	Arkansas, Bradley, Calhoun, Clark, Cleveland, Conway and 18 more	9 hr
Jul 26, 6:15 PM CDT	Special Weather Statement	LZK	Searcy	45 min
Jul 26, 6:39 PM CDT	Special Weather Statement	LZK	Sharp	51 min

Nearby

Severe Thunderstorm Warnings in Arkansas, 2016 Every 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.