Alert archive / Arkansas / Severe Thunderstorm Warnings in 2019

Severe Thunderstorm Warning 113, NWS Little Rock, AR

May 20, 2019Faulkner County, Pulaski County, Saline County, Arkansas

NWS Little Rock, AR issued this severe thunderstorm warning at May 20, 2019, 5:45 PM CDT for Faulkner County, Pulaski County, Saline County, Arkansas. It was in force for 30 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 20, 2019, 5:45 PM CDT (22:45 UTC)
Expired: May 20, 2019, 6:15 PM CDT
In force: 30 min
Issued by: NWS Little Rock, AR
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Faulkner County, AR, Pulaski County, AR, Saline County, AR

The radar

The Little Rock radar (KLZK), 16 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
May 20, 5:14 PM CDT	Tornado Watch	SPC	8 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 12:00Z, 10.8 hours before the alert went out and 258 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1201 m above ground
0-6 km bulk shear: 60 kt
0-1 km storm-relative helicity: 116 m²/s²
0-3 km storm-relative helicity: 181 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 May 20, 2:41 PM CDT, 3 hours 4 minutes earlier.

Area forecast discussion, May 20, 2:41 PM CDT, 3 hours 4 minutes before

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Hazardous weather outlook, May 20, 5:39 PM CDT, 6 minutes before

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In the hours before

Local storm report, May 20, 2:16 PM CDT, 3 hours 29 minutes before

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Special weather statement, May 20, 5:07 PM CDT, 38 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
May 19, 7:00 PM CDT	Special Weather Statement	LZK	Drew	45 min
May 19, 7:46 PM CDT	Special Weather Statement	LZK	Desha	44 min
May 19, 7:49 PM CDT	Special Weather Statement	LZK	Desha	41 min
May 20, 9:25 AM CDT	River Flood Warning	LZK	Perry	27 days
May 20, 4:11 PM CDT	Severe Thunderstorm Warning	LZK	Garland, Perry, Pulaski, Saline, Yell	49 min
May 20, 4:57 PM CDT	Severe Thunderstorm Warning	LZK	Conway, Faulkner, Perry, Pulaski, Saline	48 min
May 20, 5:07 PM CDT	Special Weather Statement	LZK	Montgomery	83 min

Nearby

Severe Thunderstorm Warnings in Arkansas, 2019 Every severe thunderstorm warning in 2019

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.