Alert archive / Arkansas / Wind Advisories in 2013

Wind Advisory 1, NWS Little Rock, AR

January 29, 201313 counties in Arkansas

NWS Little Rock, AR issued this wind advisory at Jan 29, 2013, 4:04 AM CST for 13 counties in Arkansas. It took effect at Jan 29, 2013, 12:00 PM CST. It was in force for 13 hr.

The area

The counties it named.

The facts

Issued: Jan 29, 2013, 4:04 AM CST (10:04 UTC)
In effect from: Jan 29, 2013, 12:00 PM CST
Expired: Jan 30, 2013, 12:34 AM CST
In force: 13 hr
Issued by: NWS Little Rock, AR

Counties Arkansas County, AR, Desha County, AR, Drew County, AR, Independence County, AR, Jackson County, AR, Jefferson County, AR, Lincoln County, AR, Lonoke County, AR, Monroe County, AR, Prairie County, AR, Sharp County, AR, White County, AR, Woodruff County, AR

The radar

The Little Rock radar (KLZK), 67 km from the middle of the area, began a volume at 10:04 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 (KLZK), launched 00:00Z, 10.1 hours before the alert went out and 145 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: 189 J/kg
Mixed-layer CIN: -25 J/kg
Mixed-layer LCL: 751 m above ground
0-6 km bulk shear: 47 kt
0-1 km storm-relative helicity: 204 m²/s²
0-3 km storm-relative helicity: 207 m²/s²
Significant tornado parameter: 0.2
Supercell composite: 2.2

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this wind advisory 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 wind advisory went out at Jan 28, 9:02 PM CST, 7 hours 2 minutes earlier.

Area forecast discussion, Jan 28, 9:02 PM CST, 7 hours 2 minutes before

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Hazardous weather outlook, Jan 28, 8:05 PM CST, 7 hours 59 minutes before

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<body>
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      <div class="status" id="status">Temporary Notice</div>
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        The site you requested is temporarily down for maintenance or an unexpected outage.
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        Please try again in a few minutes.
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        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
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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 28, 8:58 PM CST	Lake Wind Advisory	LZK	Arkansas, Baxter, Bradley, Calhoun, Clark, Cleburne and 28 more	28 hr
Jan 29, 4:22 PM CST	Severe Thunderstorm Warning	LZK	Boone	38 min
Jan 29, 4:56 PM CST	Severe Thunderstorm Warning	LZK	Baxter, Boone, Marion, Newton, Searcy	34 min
Jan 29, 5:07 PM CST	Severe Thunderstorm Warning	LZK	Johnson, Newton, Pope	38 min
Jan 29, 5:17 PM CST	Severe Thunderstorm Warning	LZK	Johnson, Logan, Scott, Yell	43 min
Jan 29, 5:44 PM CST	Severe Thunderstorm Warning	LZK	Boone, Johnson, Marion, Newton, Pope, Searcy	46 min
Jan 29, 5:47 PM CST	Tornado Warning	LZK	Polk, Scott	28 min
Jan 29, 5:57 PM CST	Severe Thunderstorm Warning	LZK	Johnson, Logan, Scott, Yell	48 min

Nearby

Wind Advisories in Arkansas, 2013 Every wind advisory in 2013

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.