Alert archive / North Dakota / Wind Chill Advisories in 2013

Wind Chill Advisory 10, NWS Bismarck, ND

February 18, 201327 counties in North Dakota

NWS Bismarck, ND issued this wind chill advisory at Feb 18, 2013, 3:29 PM CST for 27 counties in North Dakota. It took effect at Feb 18, 2013, 6:00 PM CST. It was in force for 42 hr.

The area

The counties it named.

The facts

Issued: Feb 18, 2013, 3:29 PM CST (21:29 UTC)
In effect from: Feb 18, 2013, 6:00 PM CST
Expired: Feb 20, 2013, 12:00 PM CST
In force: 42 hr
Issued by: NWS Bismarck, ND

All 27 counties

Bottineau County, ND, Burke County, ND, Burleigh County, ND, Dickey County, ND, Divide County, ND, Dunn County, ND, Emmons County, ND, Foster County, ND, Grant County, ND, Hettinger County, ND, Kidder County, ND, LaMoure County, ND, Logan County, ND, McHenry County, ND, McIntosh County, ND, McKenzie County, ND, Mercer County, ND, Mountrail County, ND, Oliver County, ND, Pierce County, ND, Renville County, ND, Rolette County, ND, Sheridan County, ND, Stark County, ND, Stutsman County, ND, Wells County, ND, Williams County, ND

The radar

The Bismarck radar (KBIS), 76 km from the middle of the area, began a volume at 21:34 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

Aberdeen, SD (KABR), launched 12:00Z, 9.5 hours before the alert went out and 343 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: 689 m above ground
0-6 km bulk shear: 56 kt
0-1 km storm-relative helicity: -108 m²/s²
0-3 km storm-relative helicity: -59 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 chill advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Bismarck, ND wrote its last area forecast discussion before this wind chill advisory went out at Feb 18, 3:13 PM CST, 16 minutes earlier.

Area forecast discussion, Feb 18, 3:13 PM CST, 16 minutes before

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Hazardous weather outlook, Feb 18, 12:58 PM CST, 2 hours 31 minutes before

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        The site you requested is temporarily down for maintenance or an unexpected outage.
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The office that day

Everything else NWS Bismarck, ND issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Feb 18, 3:29 PM CST	Winter Weather Advisory	BIS	Foster, Pierce, Rolette, Wells	3 hr

Nearby

Wind Chill Advisories in North Dakota, 2013 Every wind chill 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.