Alert archive / Arkansas / Special Weather Statements in 2018

Special Weather Statement, NWS Little Rock, AR

June 28, 2018Independence County, Jackson County, Woodruff County, Arkansas

NWS Little Rock, AR issued this special weather statement at Jun 28, 2018, 11:21 PM CDT for Independence County, Jackson County, Woodruff 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 outline as issued.

The facts

Issued: Jun 28, 2018, 11:21 PM CDT (04:21 UTC)
Expired: Jun 28, 2018, 11:45 PM CDT
In force: 24 min
Issued by: NWS Little Rock, AR

Counties Independence County, AR, Jackson County, AR, Woodruff County, AR

The radar

The Little Rock radar (KLZK), 119 km from the middle of the area, began a volume at 04:21 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

Little Rock, AR (KBYH), launched 00:00Z, 4.4 hours before the alert went out and 173 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: 2733 J/kg
Mixed-layer CIN: -27 J/kg
Mixed-layer LCL: 1855 m above ground
0-6 km bulk shear: 12 kt
0-1 km storm-relative helicity: -21 m²/s²
0-3 km storm-relative helicity: -8 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

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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
Jun 28, 11:07 PM CDT	Special Weather Statement	LZK	Fulton, Izard, Sharp	38 min
Jun 28, 11:44 PM CDT	Special Weather Statement	LZK	Baxter, Fulton, Independence, Izard, Jackson, Sharp and 1 more	46 min
Jun 29, 12:16 AM CDT	Special Weather Statement	LZK	Cleburne, Prairie, Searcy, Stone, Van Buren, White and 1 more	44 min
Jun 29, 12:59 AM CDT	Special Weather Statement	LZK	Monroe, Prairie, White	46 min
Jun 29, 3:50 AM CDT	Excessive Heat Warning	LZK	Faulkner, Jackson, Lonoke, Monroe, Prairie, Pulaski and 2 more	16 hr
Jun 29, 3:50 AM CDT	Heat Advisory	LZK	Faulkner, Jackson, Lonoke, Monroe, Prairie, Pulaski and 2 more	30 hr

Nearby

Special Weather Statements in Arkansas, 2018 Every special weather statement in 2018

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.