Alert archive / Minnesota / Wind Chill Advisories in 2018

Wind Chill Advisory 9, NWS Twin Cities, MN

February 1, 20189 counties in Minnesota; 9 counties in Wisconsin

NWS Twin Cities, MN issued this wind chill advisory at Feb 1, 2018, 2:10 PM CST for 9 counties in Minnesota; 9 counties in Wisconsin. It took effect at Feb 1, 2018, 9:00 PM CST. It was in force for 13 hr.

The area

The counties it named.

The facts

Issued
Feb 1, 2018, 2:10 PM CST (20:10 UTC)
In effect from
Feb 1, 2018, 9:00 PM CST
Expired
Feb 2, 2018, 10:00 AM CST
In force
13 hr
Issued by
NWS Twin Cities, MN

Counties Benton County, MN, Chisago County, MN, Douglas County, MN, Goodhue County, MN, Isanti County, MN, Kanabec County, MN, Mille Lacs County, MN, Morrison County, MN, Todd County, MN, Barron County, WI, Chippewa County, WI, Dunn County, WI, Eau Claire County, WI, Pepin County, WI, Pierce County, WI, Polk County, WI, Rusk County, WI, Saint Croix County, WI

The radar

The Minneapolis radar (KMPX), 79 km from the middle of the area, began a volume at 20:09 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

Minneapolis, MN (KMPX), launched 12:00Z, 8.2 hours before the alert went out and 81 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 12:00Z on 2018-02-01Temperature 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 12:00Z on 2018-02-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -61 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
1235 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
-61 m²/s²
0-3 km storm-relative helicity
-24 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

013 
WWUS43 KMPX 012010
WSWMPX

URGENT - WINTER WEATHER MESSAGE
National Weather Service Twin Cities/Chanhassen MN
210 PM CST Thu Feb 1 2018

...VERY COLD WIND CHILLS ACROSS CENTRAL MINNESOTA INTO NORTHWEST
WISCONSIN TONIGHT INTO FRIDAY MORNING...

.Wind chills around 25 below zero are expected tonight into Friday
morning across central Minnesota into west central Wisconsin. A 
wind chill advisory is in effect from 9 PM this evening until 
10 AM Friday, for areas generally along and north of a line from
Alexandria to Cambridge, and east of a Taylors Falls to Zumbrota
line across west central Wisconsin.

MNZ041>045-050-052-053-078-WIZ014>016-023>028-020415-
/O.NEW.KMPX.WC.Y.0009.180202T0300Z-180202T1600Z/
Douglas-Todd-Morrison-Mille Lacs-Kanabec-Benton-Isanti-Chisago-
Goodhue-Polk-Barron-Rusk-St. Croix-Pierce-Dunn-Pepin-Chippewa-
Eau Claire-
Including the cities of Alexandria, Long Prairie, Little Falls, 
Princeton, Mora, Foley, Cambridge, Center City, Red Wing, 
Osceola, Rice Lake, Ladysmith, Hudson, River Falls, Prescott, 
Menomonie, Durand, Chippewa Falls, and Eau Claire
210 PM CST Thu Feb 1 2018

...WIND CHILL ADVISORY IN EFFECT FROM 9 PM THIS EVENING TO 10 AM
CST FRIDAY...

* 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 around 25 below zero.

* WHERE...Portions of northwest and west central Wisconsin and 
  central, east central, southeast and west central Minnesota.

* WHEN...From 9 PM this evening to 10 AM CST Friday.


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.

$$
3 follow-up statements
519 
WWUS43 KMPX 020321
WSWMPX

URGENT - WINTER WEATHER MESSAGE
National Weather Service Twin Cities/Chanhassen MN
921 PM CST Thu Feb 1 2018

...VERY COLD WIND CHILLS ACROSS CENTRAL MINNESOTA INTO NORTHWEST
WISCONSIN TONIGHT INTO FRIDAY MORNING...

.Wind chills around 25 below zero are expected tonight into
Friday morning across central Minnesota into west central
Wisconsin. A wind chill advisory is in effect until 10 AM Friday
morning, for areas generally along and north of a line from 
Alexandria to Cambridge, and east of a Taylors Falls to Zumbrota 
line across west central Wisconsin.

MNZ041>045-050-052-053-078-WIZ014>016-023>028-021130-
/O.CON.KMPX.WC.Y.0009.000000T0000Z-180202T1600Z/
Douglas-Todd-Morrison-Mille Lacs-Kanabec-Benton-Isanti-Chisago-
Goodhue-Polk-Barron-Rusk-St. Croix-Pierce-Dunn-Pepin-Chippewa-
Eau Claire-
Including the cities of Alexandria, Long Prairie, Little Falls, 
Princeton, Mora, Foley, Cambridge, Center City, Red Wing, 
Osceola, Rice Lake, Ladysmith, Hudson, River Falls, Prescott, 
Menomonie, Durand, Chippewa Falls, and Eau Claire
921 PM CST Thu Feb 1 2018

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 10 AM CST FRIDAY...

* WHAT...Wind chill values around 25 below zero are expected. The
  cold wind chills will cause frostbite in as little as 30 
  minutes to exposed skin.

* WHERE...Northwest and west central Wisconsin and portions of
  central and southeast Minnesota.

* WHEN...Until 10 AM CST Friday.


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.

$$
017 
WWUS43 KMPX 020859
WSWMPX

URGENT - WINTER WEATHER MESSAGE
National Weather Service Twin Cities/Chanhassen MN
259 AM CST Fri Feb 2 2018

...VERY COLD WIND CHILLS ACROSS CENTRAL MINNESOTA INTO WEST
CENTRAL WISCONSIN THROUGH 10 AM THIS MORNING...

.Wind chill values of 20 to 25 degrees below zero are expected 
through mid morning. A wind chill advisory is in effect until 10 
am, for areas generally along and north of a line from Alexandria 
to Cambridge, and east of a Taylors Falls to Zumbrota line across 
west central Wisconsin.

MNZ041>045-050-052-053-078-WIZ014>016-023>028-021600-
/O.CON.KMPX.WC.Y.0009.000000T0000Z-180202T1600Z/
Douglas-Todd-Morrison-Mille Lacs-Kanabec-Benton-Isanti-Chisago-
Goodhue-Polk-Barron-Rusk-St. Croix-Pierce-Dunn-Pepin-Chippewa-
Eau Claire-
Including the cities of Alexandria, Long Prairie, Little Falls, 
Princeton, Mora, Foley, Cambridge, Center City, Red Wing, 
Osceola, Rice Lake, Ladysmith, Hudson, River Falls, Prescott, 
Menomonie, Durand, Chippewa Falls, and Eau Claire
259 AM CST Fri Feb 2 2018

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 10 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 20 to 25 degrees below zero.

* WHERE...Portions of northwest and west central Wisconsin and 
  central, east central, southeast and west central Minnesota.

* WHEN...Until 10 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.

$$
978 
WWUS43 KMPX 021558
WSWMPX

URGENT - WINTER WEATHER MESSAGE
National Weather Service Twin Cities/Chanhassen MN
958 AM CST Fri Feb 2 2018

...WIND CHILL ADVISORY EXPIRING AT 10 AM CST...

MNZ041>045-050-052-053-078-WIZ014>016-023>028-021700-
/O.EXP.KMPX.WC.Y.0009.000000T0000Z-180202T1600Z/
Douglas-Todd-Morrison-Mille Lacs-Kanabec-Benton-Isanti-Chisago-
Goodhue-Polk-Barron-Rusk-St. Croix-Pierce-Dunn-Pepin-Chippewa-
Eau Claire-
Including the cities of Alexandria, Long Prairie, Little Falls, 
Princeton, Mora, Foley, Cambridge, Center City, Red Wing, 
Osceola, Rice Lake, Ladysmith, Hudson, River Falls, Prescott, 
Menomonie, Durand, Chippewa Falls, and Eau Claire
958 AM CST Fri Feb 2 2018

...WIND CHILL ADVISORY WILL EXPIRE AT 10 AM CST THIS MORNING...

Wind chills temperatures have moderated, so the Advisory will be
allowed to expire at 10 AM.

$$

Nearby

Wind Chill Advisories in Minnesota, 2018Wind Chill Advisories in Wisconsin, 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.