Alert archive / Minnesota / Wind Chill Advisories in 2018

Wind Chill Advisory 2, NWS Twin Cities, MN

January 2, 201811 counties in Minnesota

NWS Twin Cities, MN issued this wind chill advisory at Jan 2, 2018, 7:55 PM CST for 11 counties in Minnesota. It took effect at Jan 3, 2018, 3:00 AM CST. It was in force for 8 hr.

The area

The counties it named.

The facts

Issued
Jan 2, 2018, 7:55 PM CST (01:55 UTC)
In effect from
Jan 3, 2018, 3:00 AM CST
Expired
Jan 3, 2018, 11:00 AM CST
In force
8 hr
Issued by
NWS Twin Cities, MN

Counties Benton County, MN, Chippewa County, MN, Douglas County, MN, Kandiyohi County, MN, Mille Lacs County, MN, Morrison County, MN, Pope County, MN, Stearns County, MN, Stevens County, MN, Swift County, MN, Todd County, MN

The radar

The Minneapolis radar (KMPX), 139 km from the middle of the area, began a volume at 01:55 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, 1.9 hours before the alert went out and 137 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-pSkew-T log-p diagram, Minneapolis, MN at 00:00Z on 2018-01-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Minneapolis, MN at 00:00Z on 2018-01-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 313 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
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
687 m above ground
0-6 km bulk shear
51 kt
0-1 km storm-relative helicity
313 m²/s²
0-3 km storm-relative helicity
321 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

986 
WWUS43 KMPX 030155
WSWMPX

URGENT - WINTER WEATHER MESSAGE
National Weather Service Twin Cities/Chanhassen MN
755 PM CST Tue Jan 2 2018

...VERY COLD WIND CHILLS RETURN LATE TONIGHT...

.Wind chill values in the 25 to 30 below zero range will return
late tonight to portions of central and west central Minnesota,
before slowly improving late Wednesday morning.

MNZ041>044-047>050-055>057-031200-
/O.NEW.KMPX.WC.Y.0002.180103T0900Z-180103T1700Z/
Douglas-Todd-Morrison-Mille Lacs-Stevens-Pope-Stearns-Benton-
Swift-Chippewa-Kandiyohi-
Including the cities of Alexandria, Long Prairie, Little Falls, 
Princeton, Morris, Glenwood, St Cloud, Foley, Benson, Montevideo,
and Willmar
755 PM CST Tue Jan 2 2018

...WIND CHILL ADVISORY IN EFFECT FROM 3 AM TO 11 AM CST
WEDNESDAY...

* WHAT...Very cold wind chills expected. The cold wind chills will
  cause frostbite in as little as 30 minutes to exposed skin.
  Expect wind chills to range from 25 below zero to 30 below 
  zero.

* WHERE...Portions of central, east central and west central 
  Minnesota.

* WHEN...From 3 AM to 11 AM CST Wednesday.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Wind Chill Advisory means that cold air and the wind will
combine to create low wind chills. Frost bite and hypothermia can
occur if precautions are not taken. Make sure you wear a hat and
gloves.

$$

Borghoff
2 follow-up statements
248 
WWUS43 KMPX 030834
WSWMPX

URGENT - WINTER WEATHER MESSAGE
National Weather Service Twin Cities/Chanhassen MN
234 AM CST Wed Jan 3 2018

...VERY COLD WIND CHILLS RETURNING THIS MORNING...

.Wind chill values in the 25 to 30 below zero range are returning
to portions of central and west central Minnesota. Slowly 
improving conditions will occur late this morning.

MNZ041>044-047>050-055>057-031700-
/O.CON.KMPX.WC.Y.0002.180103T0900Z-180103T1700Z/
Douglas-Todd-Morrison-Mille Lacs-Stevens-Pope-Stearns-Benton-
Swift-Chippewa-Kandiyohi-
Including the cities of Alexandria, Long Prairie, Little Falls, 
Princeton, Morris, Glenwood, St Cloud, Foley, Benson, Montevideo,
and Willmar
234 AM CST Wed Jan 3 2018

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 11 AM CST THIS
MORNING...

* WHAT...Very cold wind chills expected. The cold wind chills 
  will cause frostbite in as little as 30 minutes to exposed 
  skin. Expect wind chills to range from 25 below zero to 30 
  below zero.

* WHERE...Portions of central, east central and west central 
  Minnesota.

* WHEN...Until 11 AM CST this morning.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Wind Chill Advisory means that cold air and the wind will
combine to create low wind chills. Frost bite and hypothermia can
occur if precautions are not taken. Make sure you wear a hat and
gloves.

$$

Borghoff
064 
WWUS43 KMPX 031649
WSWMPX

URGENT - WINTER WEATHER MESSAGE
National Weather Service Twin Cities/Chanhassen MN
1049 AM CST Wed Jan 3 2018

...WIND CHILL ADVISORY WILL EXPIRE AT 11 AM CST THIS MORNING... 

.Wind chills are improving and will continue for the rest of the
day. Therefore, the advisory will expire at 11 am. 

MNZ041>044-047>050-055>057-031800-
/O.EXP.KMPX.WC.Y.0002.000000T0000Z-180103T1700Z/
Douglas-Todd-Morrison-Mille Lacs-Stevens-Pope-Stearns-Benton-
Swift-Chippewa-Kandiyohi-
Including the cities of Alexandria, Long Prairie, Little Falls, 
Princeton, Morris, Glenwood, St Cloud, Foley, Benson, Montevideo,
and Willmar
1049 AM CST Wed Jan 3 2018

...WIND CHILL ADVISORY WILL EXPIRE AT 11 AM CST THIS MORNING...



$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 3, 2:19 PM CSTWind Chill AdvisoryMPXBlue Earth, Faribault, Freeborn, Goodhue, Martin, Steele and 2 more12 hr

Nearby

Wind Chill Advisories in Minnesota, 2018Every wind chill advisory in 2018

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.