Alert archive / Arkansas / Special Weather Statements in 2019

Special Weather Statement, NWS Little Rock, AR

January 19, 2019Dallas County, Grant County, Lonoke County, Arkansas

NWS Little Rock, AR issued this special weather statement at Jan 19, 2019, 2:45 AM CST for Dallas County, Grant County, Lonoke County, Arkansas. It was in force for 60 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: Jan 19, 2019, 2:45 AM CST (08:45 UTC)
Expired: Jan 19, 2019, 3:45 AM CST
In force: 60 min
Issued by: NWS Little Rock, AR

Counties Dallas County, AR, Grant County, AR, Lonoke County, AR

The radar

The Little Rock radar (KLZK), 32 km from the middle of the area, began a volume at 08:44 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, 8.8 hours before the alert went out and 207 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: 581 m above ground
0-6 km bulk shear: 51 kt
0-1 km storm-relative helicity: 418 m²/s²
0-3 km storm-relative helicity: 480 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
Jan 18, 7:04 PM CST	Special Weather Statement	LZK	Cleveland	26 min
Jan 19, 2:06 AM CST	Special Weather Statement	LZK	Clark, Cleveland, Dallas, Grant, Hot Spring, Jefferson and 3 more	39 min
Jan 19, 3:08 AM CST	Winter Weather Advisory	LZK	Baxter, Cleburne, Conway, Fulton, Independence, Izard and 6 more	16 hr
Jan 19, 9:49 AM CST	Special Weather Statement	LZK	Cleveland	26 min
Jan 19, 10:36 AM CST	River Flood Warning	LZK	Prairie, White, Woodruff	47 hr

Nearby

Special Weather Statements in Arkansas, 2019 Every special weather statement 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.