Alert archive / South Dakota / Wind Advisories in 2013

Wind Advisory 5, NWS Aberdeen, SD

February 2, 20138 counties in South Dakota

NWS Aberdeen, SD issued this wind advisory at Feb 2, 2013, 9:57 AM CST for 8 counties in South Dakota. It took effect at Feb 2, 2013, 1:00 PM CST. It was in force for 5 hr.

The area

The counties it named.

The facts

Issued: Feb 2, 2013, 9:57 AM CST (15:57 UTC)
In effect from: Feb 2, 2013, 1:00 PM CST
Expired: Feb 2, 2013, 6:00 PM CST
In force: 5 hr
Issued by: NWS Aberdeen, SD

Counties Campbell County, SD, Corson County, SD, Dewey County, SD, Hughes County, SD, Potter County, SD, Stanley County, SD, Sully County, SD, Walworth County, SD

The radar

The Aberdeen radar (KABR), 159 km from the middle of the area, began a volume at 16:02 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

Bismarck Municip, ND (KBIS), launched 12:00Z, 4.0 hours before the alert went out and 190 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: 487 m above ground
0-6 km bulk shear: 64 kt
0-1 km storm-relative helicity: 204 m²/s²
0-3 km storm-relative helicity: 263 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 wind advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Aberdeen, SD wrote its last area forecast discussion before this wind advisory went out at Feb 1, 5:54 PM CST, 16 hours 3 minutes earlier.

Area forecast discussion, Feb 1, 5:54 PM CST, 16 hours 3 minutes before

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The office that day

Everything else NWS Aberdeen, SD issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Feb 2, 4:24 AM CST	Wind Advisory	ABR	Campbell, Corson, Dewey, Hughes, Potter, Stanley and 2 more	6 hr
Feb 2, 11:59 AM CST	Winter Weather Advisory	ABR	Brown, Clark, Codington, Day, Deuel, Edmunds and 7 more	12 hr

Nearby

Wind Advisories in South Dakota, 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.