Alert archive / Minnesota / Winter Weather Advisories in 2014

Winter Weather Advisory 7, NWS Twin Cities, MN

January 22, 201416 counties in Minnesota

NWS Twin Cities, MN issued this winter weather advisory at Jan 22, 2014, 4:10 AM CST for 16 counties in Minnesota. It took effect at Jan 22, 2014, 6:00 AM CST. It was in force for 12 hr.

The area

The counties it named.

The facts

Issued: Jan 22, 2014, 4:10 AM CST (10:10 UTC)
In effect from: Jan 22, 2014, 6:00 AM CST
Expired: Jan 22, 2014, 6:00 PM CST
In force: 12 hr
Issued by: NWS Twin Cities, MN

Counties Blue Earth County, MN, Carver County, MN, Faribault County, MN, Freeborn County, MN, Le Sueur County, MN, Martin County, MN, McLeod County, MN, Meeker County, MN, Rice County, MN, Scott County, MN, Stearns County, MN, Steele County, MN, Todd County, MN, Waseca County, MN, Watonwan County, MN, Wright County, MN

The radar

The Minneapolis radar (KMPX), 52 km from the middle of the area, began a volume at 10:07 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

Minneapolis, MN (KMPX), launched 00:00Z, 10.2 hours before the alert went out and 50 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: 705 m above ground
0-6 km bulk shear: 49 kt
0-1 km storm-relative helicity: 186 m²/s²
0-3 km storm-relative helicity: 338 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 weather advisory 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 winter weather advisory went out at Jan 21, 11:03 PM CST, 5 hours 7 minutes earlier.

Area forecast discussion, Jan 21, 11:03 PM CST, 5 hours 7 minutes before

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Hazardous weather outlook, Jan 21, 1:19 PM CST, 14 hours 51 minutes before

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In the hours before

Local storm report, Jan 22, 1:31 AM CST, 2 hours 39 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
131 AM CST WED JAN 22 2014

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1147 PM     SNOW             3 SW MAPLE GROVE        45.06N 93.47W
01/21/2014  M1.3 INCH        HENNEPIN           MN   TRAINED SPOTTER

1200 AM     SNOW             MSP INTL AIRPORT        44.89N 93.23W
01/22/2014  M0.5 INCH        HENNEPIN           MN   OFFICIAL NWS OBS

1200 AM     SNOW             ST CLOUD                45.55N 94.17W
01/22/2014  M2.0 INCH        STEARNS            MN   OFFICIAL NWS OBS

            1.5 INCHES IN THE LAST 6 HOURS.

1200 AM     SNOW             CHANHASSEN              44.86N 93.54W
01/22/2014  M1.1 INCH        CARVER             MN   OFFICIAL NWS OBS

            1.0 INCH IN LAST 6 HOURS

&&

FRANKS

The office that day

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

Issued	Product	Office	Counties	Lasted
Jan 22, 4:10 AM CST	Blizzard Warning	MPX	Blue Earth, Brown, Chippewa, Douglas, Faribault, Kandiyohi and 11 more	14 hr
Jan 22, 4:10 AM CST	Wind Chill Advisory	MPX	Anoka, Benton, Blue Earth, Brown, Carver, Chippewa and 36 more	48 hr
Jan 22, 11:04 AM CST	Wind Chill Warning	MPX	Anoka, Benton, Blue Earth, Brown, Carver, Chippewa and 36 more	25 hr

Nearby

Winter Weather Advisories in Minnesota, 2014 Every winter weather advisory in 2014

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.