Alert archive / Minnesota / Special Weather Statements in 2021

Special Weather Statement, NWS Duluth, MN

October 10, 2021Cook County, Minnesota

NWS Duluth, MN issued this special weather statement at Oct 10, 2021, 7:02 PM CDT for Cook County, Minnesota. It was in force for 28 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: Oct 10, 2021, 7:02 PM CDT (00:02 UTC)
Expired: Oct 10, 2021, 7:30 PM CDT
In force: 28 min
Issued by: NWS Duluth, MN
Hail: 0.50 in
Wind: 40

County Cook County, MN

The radar

The Duluth radar (KDLH), 204 km from the middle of the area, began a volume at 00:07 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

International Fa, MN (KINL), launched 00:00Z, 0.0 hours before the alert went out and 243 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: 948 m above ground
0-6 km bulk shear: 15 kt
0-1 km storm-relative helicity: -25 m²/s²
0-3 km storm-relative helicity: -16 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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What forecasters said that day

The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Duluth, MN wrote its last area forecast discussion before this special weather statement went out at Oct 10, 6:30 PM CDT, 32 minutes earlier.

Area forecast discussion, Oct 10, 6:30 PM CDT, 32 minutes before

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Hazardous weather outlook, Oct 10, 5:32 PM CDT, 1 hour 30 minutes before

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In the hours before

Special weather statement, Oct 10, 5:40 PM CDT, 1 hour 22 minutes before

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Local storm report, Oct 10, 5:42 PM CDT, 1 hour 20 minutes before

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Local storm report, Oct 10, 5:43 PM CDT, 1 hour 19 minutes before

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Local storm report, Oct 10, 6:09 PM CDT, 53 minutes before

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Special weather statement, Oct 10, 6:15 PM CDT, 47 minutes before

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Local storm report, Oct 10, 6:42 PM CDT, 20 minutes before

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The office that day

Everything else NWS Duluth, MN issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Oct 10, 7:55 PM CDT	Special Marine Warning	DLH		24 min

Nearby

Special Weather Statements in Minnesota, 2021 Every special weather statement in 2021

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.