Alert archive / Minnesota / Special Weather Statements in 2016

Special Weather Statement, NWS Twin Cities, MN

September 6, 2016Goodhue County, Minnesota

NWS Twin Cities, MN issued this special weather statement at Sep 6, 2016, 2:46 PM CDT for Goodhue County, Minnesota. It was in force for 44 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: Sep 6, 2016, 2:46 PM CDT (19:46 UTC)
Expired: Sep 6, 2016, 3:30 PM CDT
In force: 44 min
Issued by: NWS Twin Cities, MN

County Goodhue County, MN

The radar

The Minneapolis radar (KMPX), 84 km from the middle of the area, began a volume at 19:49 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

Davenport, (KDVN), launched 12:00Z, 7.8 hours before the alert went out and 354 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: 844 J/kg
Mixed-layer CIN: -79 J/kg
Mixed-layer LCL: 1129 m above ground
0-6 km bulk shear: 26 kt
0-1 km storm-relative helicity: 127 m²/s²
0-3 km storm-relative helicity: 152 m²/s²
Significant tornado parameter: 0.2
Supercell composite: 1.5

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 Twin Cities, MN wrote its last area forecast discussion before this special weather statement went out at Sep 6, 12:40 PM CDT, 2 hours 6 minutes earlier.

Area forecast discussion, Sep 6, 12:40 PM CDT, 2 hours 6 minutes before

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Hazardous weather outlook, Sep 6, 12:15 PM CDT, 2 hours 31 minutes before

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In the hours before

Local storm report, Sep 6, 11:08 AM CDT, 3 hours 38 minutes before

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Special weather statement, Sep 6, 2:07 PM CDT, 39 minutes before

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Special weather statement, Sep 6, 2:46 PM CDT, 0 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Sep 6, 4:48 AM CDT	Special Weather Statement	MPX	Wright	27 min
Sep 6, 2:07 PM CDT	Special Weather Statement	MPX	Rice	38 min
Sep 6, 5:18 AM CDT	Special Weather Statement	MPX	Barron	42 min
Sep 6, 7:31 AM CDT	Special Weather Statement	MPX	Rusk	119 min

Nearby

Special Weather Statements in Minnesota, 2016 Every special weather statement in 2016

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.