Alert archive / Minnesota / Special Weather Statements in 2010

Special Weather Statement, NWS Twin Cities, MN

June 15, 2010Chisago County, Minnesota

NWS Twin Cities, MN issued this special weather statement at Jun 15, 2010, 4:14 PM CDT for Chisago County, Minnesota. It was in force for 31 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 15, 2010, 4:14 PM CDT (21:14 UTC)
Expired: Jun 15, 2010, 4:45 PM CDT
In force: 31 min
Issued by: NWS Twin Cities, MN

County Chisago County, MN

The radar

The Minneapolis radar (KMPX), 105 km from the middle of the area, began a volume at 21:17 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

Minneapolis, MN (KMPX), launched 12:00Z, 9.2 hours before the alert went out and 106 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: 504 J/kg
Mixed-layer CIN: -21 J/kg
Mixed-layer LCL: 469 m above ground
0-6 km bulk shear: 0 kt
0-1 km storm-relative helicity: 0 m²/s²
0-3 km storm-relative helicity: 0 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

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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 15, 12:07 PM CDT	Special Weather Statement	MPX	Douglas, Morrison, Stearns, Todd	113 min
Jun 15, 1:23 PM CDT	Special Weather Statement	MPX	Chisago, Isanti, Kanabec, Mille Lacs	112 min
Jun 15, 2:42 PM CDT	Areal Flood Advisory	MPX	Polk, Saint Croix	6 hr
Jun 15, 3:04 PM CDT	Tornado Warning	MPX	Polk	26 min
Jun 15, 3:15 PM CDT	Tornado Warning	MPX	Saint Croix	30 min

Nearby

Special Weather Statements in Minnesota, 2010 Every special weather statement in 2010

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.