Alert archive / North Dakota / Wind Chill Watches in 2013

Wind Chill Watch 1, NWS Bismarck, ND

January 28, 201332 counties in North Dakota

NWS Bismarck, ND issued this wind chill watch at Jan 28, 2013, 2:38 PM MST for 32 counties in North Dakota. It took effect at Jan 30, 2013, 11:00 AM MST. It was in force for .

The area

The counties it named.

The facts

Issued: Jan 28, 2013, 2:38 PM MST (21:38 UTC)
In effect from: Jan 30, 2013, 11:00 AM MST
Expired: Jan 29, 2013, 2:17 PM MST
In force
Issued by: NWS Bismarck, ND

All 32 counties

Adams County, ND, Billings County, ND, Bottineau County, ND, Bowman County, ND, Burke County, ND, Burleigh County, ND, Dickey County, ND, Divide County, ND, Dunn County, ND, Emmons County, ND, Foster County, ND, Golden Valley 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, Slope County, ND, Stark County, ND, Stutsman County, ND, Wells County, ND, Williams County, ND

The radar

The Bismarck radar (KBIS), 72 km from the middle of the area, began a volume at 21:38 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, 9.6 hours before the alert went out and 348 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: 559 m above ground
0-6 km bulk shear: 67 kt
0-1 km storm-relative helicity: 100 m²/s²
0-3 km storm-relative helicity: 151 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 watch 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 watch went out at Jan 28, 11:38 AM MST, 3 hours earlier.

Area forecast discussion, Jan 28, 11:38 AM MST, 3 hours before

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Hazardous weather outlook, Jan 28, 11:40 AM MST, 2 hours 58 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Jan 28, 9:45 AM MST	Winter Weather Advisory	BIS	Dickey, Emmons, LaMoure, Logan, McIntosh	11 hr
Jan 28, 3:54 PM MST	Winter Storm Warning	BIS	Dickey, LaMoure	11 hr

Nearby

Wind Chill Watches in North Dakota, 2013 Every wind chill watch 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.