Alert archive / Minnesota / Winter Storm Watches in 2019

Winter Storm Watch 1, NWS Twin Cities, MN

January 22, 201922 counties in Minnesota

NWS Twin Cities, MN issued this winter storm watch at Jan 22, 2019, 8:42 PM CST for 22 counties in Minnesota. It took effect at Jan 23, 2019, 9:00 PM CST. It was in force for .

The area

The counties it named.

The facts

Issued: Jan 22, 2019, 8:42 PM CST (02:42 UTC)
In effect from: Jan 23, 2019, 9:00 PM CST
Expired: Jan 23, 2019, 3:03 PM CST
In force
Issued by: NWS Twin Cities, MN

All 22 counties

Blue Earth County, MN, Brown County, MN, Chippewa County, MN, Douglas County, MN, Faribault County, MN, Freeborn County, MN, Kandiyohi County, MN, Lac qui Parle County, MN, Le Sueur County, MN, Martin County, MN, Nicollet County, MN, Pope County, MN, Redwood County, MN, Renville County, MN, Rice County, MN, Sibley County, MN, Steele County, MN, Stevens County, MN, Swift County, MN, Waseca County, MN, Watonwan County, MN, Yellow Medicine County, MN

The radar

The Minneapolis radar (KMPX), 94 km from the middle of the area, began a volume at 02:48 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 00:00Z, 2.7 hours before the alert went out and 296 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: 746 m above ground
0-6 km bulk shear: 8 kt
0-1 km storm-relative helicity: -85 m²/s²
0-3 km storm-relative helicity: -145 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 winter storm watch went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Local storm report, Jan 22, 8:31 PM CST, 11 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
Jan 23, 2:51 AM CST	Blizzard Warning	MPX	Blue Earth, Brown, Chippewa, Douglas, Faribault, Freeborn and 14 more	29 hr
Jan 23, 3:03 PM CST	Winter Weather Advisory	MPX	Blue Earth, Brown, Chippewa, Douglas, Faribault, Freeborn and 21 more	27 hr

Nearby

Winter Storm Watches in Minnesota, 2019 Every winter storm watch in 2019

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.