Alert archive / Minnesota / Special Weather Statements in 2017

Special Weather Statement, NWS Twin Cities, MN

June 2, 2017Swift County, Minnesota

NWS Twin Cities, MN issued this special weather statement at Jun 2, 2017, 8:05 PM CDT for Swift County, Minnesota. It was in force for 40 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: Jun 2, 2017, 8:05 PM CDT (01:05 UTC)
Expired: Jun 2, 2017, 8:45 PM CDT
In force: 40 min
Issued by: NWS Twin Cities, MN

County Swift County, MN

The radar

The Minneapolis radar (KMPX), 160 km from the middle of the area, began a volume at 01:09 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, 1.1 hours before the alert went out and 407 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: 2880 m above ground
0-6 km bulk shear: 28 kt
0-1 km storm-relative helicity: 24 m²/s²
0-3 km storm-relative helicity: 121 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 Twin Cities, MN wrote its last area forecast discussion before this special weather statement went out at Jun 2, 8:02 PM CDT, 3 minutes earlier.

Area forecast discussion, Jun 2, 8:02 PM CDT, 3 minutes before

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Hazardous weather outlook, Jun 2, 3:25 PM CDT, 4 hours 40 minutes before

Hazardous Weather Outlook
National Weather Service Twin Cities/Chanhassen MN
325 PM CDT Fri Jun 2 2017

MNZ041>045-047>070-073>078-082>085-091>093-WIZ014>016-023>028-
032030-
Douglas-Todd-Morrison-Mille Lacs-Kanabec-Stevens-Pope-Stearns-
Benton-Sherburne-Isanti-Chisago-Lac Qui Parle-Swift-Chippewa-
Kandiyohi-Meeker-Wright-Hennepin-Anoka-Ramsey-Washington-
Yellow Medicine-Renville-McLeod-Sibley-Carver-Scott-Dakota-
Redwood-Brown-Nicollet-Le Sueur-Rice-Goodhue-Watonwan-Blue Earth-
Waseca-Steele-Martin-Faribault-Freeborn-Polk-Barron-Rusk-
St. Croix-Pierce-Dunn-Pepin-Eau Claire-
325 PM CDT Fri Jun 2 2017

This Hazardous Weather Outlook is for portions of central and
southern Minnesota...and west central Wisconsin.

.DAY ONE...Tonight

Thunderstorms will be possible later tonight, mainly after
midnight, for west central and central Minnesota, as well as west
central Wisconsin. The risk of severe weather is marginal with
the primary threat being for large hail, and damaging wind to a
lesser extent.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday

Thunderstorms will continue to be possible Saturday with another
marginal risk of severe weather for eastern MN and western WI.
There is a small area of a slight risk of severe thunderstorms for
Barron and Rusk counties Saturday afternoon.

.SPOTTER INFORMATION STATEMENT...

SKYWARN spotter activation is not likely due to the isolated
nature of the severe threat.

In the hours before

Local storm report, Jun 2, 5:42 PM CDT, 2 hours 23 minutes before

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Special weather statement, Jun 2, 6:14 PM CDT, 1 hour 51 minutes before

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Local storm report, Jun 2, 6:39 PM CDT, 1 hour 26 minutes before

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Special weather statement, Jun 2, 7:24 PM CDT, 41 minutes before

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Special weather statement, Jun 2, 7:25 PM CDT, 40 minutes before

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Special weather statement, Jun 2, 8:05 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
Jun 2, 7:24 PM CDT	Special Weather Statement	MPX	Nicollet	36 min
Jun 2, 7:25 PM CDT	Special Weather Statement	MPX	Rice	35 min
Jun 3, 3:33 PM CDT	Special Weather Statement	MPX	Faribault, Martin	57 min
Jun 3, 3:36 PM CDT	Special Weather Statement	MPX	Freeborn	54 min
Jun 3, 3:48 PM CDT	Severe Thunderstorm Warning	MPX	Freeborn	30 min
Jun 3, 5:40 PM CDT	Special Weather Statement	MPX	Martin	3 hr
Jun 3, 12:11 AM CDT	Special Weather Statement	MPX	Pepin	34 min
Jun 3, 3:40 PM CDT	Special Weather Statement	MPX	Eau Claire, Rusk	50 min
Jun 3, 4:47 PM CDT	Special Weather Statement	MPX	Eau Claire	28 min

Nearby

Special Weather Statements in Minnesota, 2017 Every special weather statement in 2017

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.