Alert archive / Wisconsin / Winter Storm Warnings in 2021

Winter Storm Warning 5, NWS La Crosse, WI

December 5, 2021Taylor County, Wisconsin

NWS La Crosse, WI issued this winter storm warning at Dec 5, 2021, 12:07 PM CST for Taylor County, Wisconsin. It was in force for 14 hr. 3 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Dec 5, 2021, 12:07 PM CST (18:07 UTC)
Expired
Dec 6, 2021, 2:33 AM CST
In force
14 hr
Issued by
NWS La Crosse, WI

County Taylor County, WI

The radar

The La Crosse radar (KARX), 164 km from the middle of the area, began a volume at 18:07 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.

What was reported inside it

TimeReportWhereRemark
Dec 5, 1:33 PM CSTSNOW 41 Wsw Medford, WI
Dec 5, 2:51 PM CSTSNOW 5.54 E Perkinstown, WI
Dec 5, 2:56 PM CSTSNOW 5Jump River, WI

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Green Bay/Straub, WI (KGRB), launched 12:00Z, 6.1 hours before the alert went out and 206 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, Green Bay/Straub, WI at 12:00Z on 2021-12-05Temperature 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, Green Bay/Straub, WI at 12:00Z on 2021-12-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 96 square meters per square second.1939587897117136Sfc1 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
534 m above ground
0-6 km bulk shear
74 kt
0-1 km storm-relative helicity
96 m²/s²
0-3 km storm-relative helicity
558 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

556 
WWUS43 KARX 051807
WSWARX

URGENT - WINTER WEATHER MESSAGE
National Weather Service La Crosse WI
1207 PM CST Sun Dec 5 2021

...Snow Continues Across Northcentral Wisconsin...

.Early afternoon, radar showed snow continuing to fall across 
northern Wisconsin. Around 4 inches of snow had fallen near and 
north of Highway 29 as of 11 am.

Snow is expected to continue into mid afternoon, heavy at times, 
with reduced visibilities. If traveling, expected snow covered and
slippery roads.

WIZ017-060215-
/O.UPG.KARX.WW.Y.0011.000000T0000Z-211206T1500Z/
/O.NEW.KARX.WS.W.0005.211205T1807Z-211206T1500Z/
Taylor-
Including the city of Medford
1207 PM CST Sun Dec 5 2021

...WINTER STORM WARNING IN EFFECT UNTIL 9 AM CST MONDAY...

* WHAT...Snow, with occasional freezing drizzle later today. Storm
  total snow amounts of 5 to 8 inches and very minor ice 
  accumulations. Winds gusting as high as 45 mph tonight into 
  Monday, causing patchy blowing and drifting snow. 

* WHERE...Taylor County.

* WHEN...Until 9 AM CST Monday.

* IMPACTS...Plan on slippery road conditions. Patchy blowing and 
  drifting snow could impact travel. The hazardous conditions 
  could impact the Monday morning commute. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling.

For the latest road conditions, check 511ia.org in Iowa,
511mn.org in Minnesota, and 511wi.gov in Wisconsin.

A Winter Storm Warning means significant amounts of snow are 
expected or occurring. Strong winds are also possible. This will 
make travel very hazardous or impossible.

&&

$$
4 follow-up statements
553 
WWUS43 KARX 051825
WSWARX

URGENT - WINTER WEATHER MESSAGE
National Weather Service La Crosse WI
1225 PM CST Sun Dec 5 2021

...Snow North and Freezing Drizzle South in Mainly Wisconsin...

.Early afternoon, radar showed snow continuing to fall across
northern Wisconsin. Around 4 inches of snow had fallen near and
north of Highway 29 as of 11 am.

Snow is expected to continue into mid afternoon, heavy at times,
with reduced visibilities. If traveling, expected snow covered
and slippery roads.

Drizzle and freezing drizzle has developed rapidly and become
widespread along and south of I-94. Some areas remain at or below
freezing, thus light icing may occur. Be cautious today if 
traveling in Wisconsin. 

WIZ017-060230-
/O.CON.KARX.WS.W.0005.000000T0000Z-211206T1500Z/
Taylor-
Including the city of Medford
1225 PM CST Sun Dec 5 2021

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 9 AM CST MONDAY...

* WHAT...Snow, with occasional freezing drizzle later today. 
  Storm total snow amounts of 5 to 8 inches and very minor ice 
  accumulations. Winds gusting as high as 45 mph tonight into 
  Monday, causing patchy blowing and drifting snow.

* WHERE...Taylor County.

* WHEN...Until 9 AM CST Monday.

* IMPACTS...Plan on slippery road conditions. Patchy blowing and 
  drifting snow could impact travel. The hazardous conditions 
  could impact the Monday morning commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

For the latest road conditions, check 511ia.org in Iowa,
511mn.org in Minnesota, and 511wi.gov in Wisconsin.

&&

$$

WIZ029-060230-
/O.NEW.KARX.WW.Y.0012.211205T1825Z-211206T0300Z/
Clark-
Including the city of Neillsville
1225 PM CST Sun Dec 5 2021

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 9 PM CST THIS
EVENING...

* WHAT...Mixed precipitation. Snow accumulation of 1-3" and areas
  of freezing drizzle with a light ice glaze.

* WHERE...Clark County.

* WHEN...Until 9 PM CST this evening.

* IMPACTS...Plan on slippery road conditions.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

For the latest road conditions, check 511ia.org in Iowa,
511mn.org in Minnesota, and 511wi.gov in Wisconsin.

&&

$$

IAZ011-MNZ096-WIZ034-041>044-053>055-060230-
/O.NEW.KARX.WW.Y.0012.211205T1825Z-211206T0300Z/
Allamakee-Houston-Jackson-La Crosse-Monroe-Juneau-Adams-Vernon-
Crawford-Richland-
Including the cities of Waukon, Caledonia, Black River Falls, 
La Crosse, Sparta, Tomah, Mauston, Friendship, Viroqua, 
Prairie Du Chien, and Richland Center
1225 PM CST Sun Dec 5 2021

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 9 PM CST THIS
EVENING...

* WHAT...Freezing drizzle. Light ice glaze on untreated surfaces. 

* WHERE...Portions of central, southwest and west central 
  Wisconsin, northeast Iowa and southeast Minnesota.

* WHEN...Until 9 PM CST this evening.

* IMPACTS...Plan on slippery sidewalks and roads if untreated.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

For the latest road conditions, check 511ia.org in Iowa,
511mn.org in Minnesota, and 511wi.gov in Wisconsin.

&&

$$
Baumgardt
397 
WWUS43 KARX 052145
WSWARX

URGENT - WINTER WEATHER MESSAGE
National Weather Service La Crosse WI
345 PM CST Sun Dec 5 2021

...Freezing drizzle threat has ended for southwest Wisconsin...

.Precipitation across the area is diminishing and becoming lighter
with little additional accumulation expected. Winds are expected
to increase later this evening resulting in blowing and drifting
snow where snow has fallen.

IAZ011-MNZ096-WIZ041-053>055-052245-
/O.CAN.KARX.WW.Y.0012.000000T0000Z-211206T0300Z/
Allamakee-Houston-La Crosse-Vernon-Crawford-Richland-
Including the cities of Waukon, Caledonia, La Crosse, Viroqua, 
Prairie Du Chien, and Richland Center
345 PM CST Sun Dec 5 2021

...WINTER WEATHER ADVISORY IS CANCELLED...

The threat for widespread freezing drizzle has ended.

$$

WIZ017-060545-
/O.CON.KARX.WS.W.0005.000000T0000Z-211206T1500Z/
Taylor-
Including the city of Medford
345 PM CST Sun Dec 5 2021

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 9 AM CST MONDAY...

* WHAT...Snow diminishing. Patchy freezing drizzle tonight. Winds
  gusting as high as 45 mph tonight into Monday, causing patchy 
  blowing and drifting snow.

* WHERE...Taylor County.

* WHEN...Until 9 AM CST Monday.

* IMPACTS...Plan on slippery road conditions. Patchy blowing and 
  drifting snow could impact travel. The hazardous conditions 
  could impact the Monday morning commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

For the latest road conditions, check 511ia.org in Iowa,
511mn.org in Minnesota, and 511wi.gov in Wisconsin.

&&

$$

WIZ029-060300-
/O.CON.KARX.WW.Y.0012.000000T0000Z-211206T0300Z/
Clark-
Including the city of Neillsville
345 PM CST Sun Dec 5 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 PM CST THIS
EVENING...

* WHAT...Snow diminishing. Patchy freezing drizzle tonight. Winds
  gusting as high as 45 mph tonight into Monday, causing patchy
  blowing and drifting snow.

* WHERE...Clark County.

* WHEN...Until 9 PM CST this evening.

* IMPACTS...Plan on slippery road conditions.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

For the latest road conditions, check 511ia.org in Iowa,
511mn.org in Minnesota, and 511wi.gov in Wisconsin.

&&

$$

WIZ034-042>044-060300-
/O.CON.KARX.WW.Y.0012.000000T0000Z-211206T0300Z/
Jackson-Monroe-Juneau-Adams-
Including the cities of Black River Falls, Sparta, Tomah, 
Mauston, and Friendship
345 PM CST Sun Dec 5 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 PM CST THIS
EVENING...

* WHAT...Patchy freezing drizzle and snow. Light ice glaze on 
  untreated surfaces.

* WHERE...Portions of central, southwest and west central 
  Wisconsin, northeast Iowa and southeast Minnesota.

* WHEN...Until 9 PM CST this evening.

* IMPACTS...Plan on slippery sidewalks and roads if untreated.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

For the latest road conditions, check 511ia.org in Iowa,
511mn.org in Minnesota, and 511wi.gov in Wisconsin.

&&

$$
814 
WWUS43 KARX 060252
WSWARX

URGENT - WINTER WEATHER MESSAGE
National Weather Service La Crosse WI
852 PM CST Sun Dec 5 2021

...Winds Will Increase Overnight...

.The precipitation has ended across the area this evening. Winds 
are expected to increase overnight resulting in blowing and 
drifting snow where snow fell.

WIZ029-060400-
/O.EXP.KARX.WW.Y.0012.000000T0000Z-211206T0300Z/
Clark-
Including the city of Neillsville
852 PM CST Sun Dec 5 2021

...WINTER WEATHER ADVISORY WILL EXPIRE AT 9 PM CST THIS EVENING...

The precipitation across the area has ended. Winds will increase
overnight and will likely produce some drifting snow.

$$

WIZ034-042>044-060400-
/O.EXP.KARX.WW.Y.0012.000000T0000Z-211206T0300Z/
Jackson-Monroe-Juneau-Adams-
Including the cities of Black River Falls, Sparta, Tomah, 
Mauston, and Friendship
852 PM CST Sun Dec 5 2021

...WINTER WEATHER ADVISORY WILL EXPIRE AT 9 PM CST THIS EVENING...

The precipitation across the area has ended. The winds will
increase overnight with gusts up to 45 mph possible.

$$

WIZ017-061100-
/O.CON.KARX.WS.W.0005.000000T0000Z-211206T1500Z/
Taylor-
Including the city of Medford
852 PM CST Sun Dec 5 2021

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 9 AM CST MONDAY...

* WHAT...Patchy blowing and drifting snow. Winds gusting as high 
  as 40 mph.

* WHERE...Taylor County.

* WHEN...Until 9 AM CST Monday.

* IMPACTS...Plan on slippery road conditions. Patchy blowing and 
  drifting snow could impact travel. The hazardous conditions 
  could impact the Monday morning commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

For the latest road conditions, check 511ia.org in Iowa,
511mn.org in Minnesota, and 511wi.gov in Wisconsin.

&&

$$

04
216 
WWUS43 KARX 060833
WSWARX

URGENT - WINTER WEATHER MESSAGE
National Weather Service La Crosse WI
233 AM CST Mon Dec 6 2021

WIZ017-060945-
/O.CAN.KARX.WS.W.0005.000000T0000Z-211206T1500Z/
Taylor-
Including the city of Medford
233 AM CST Mon Dec 6 2021

...WINTER STORM WARNING IS CANCELLED...

The threat for heavy snow has ended. Strong and gusty winds will
still blow and drift some of the fallen snow, but widespread
hazardous conditions are not expected. 

$$

Rieck

The office that day

Everything else NWS La Crosse, WI issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Dec 5, 3:03 AM CSTWind AdvisoryARXAdams, Buffalo, Clark, Crawford, Grant, Jackson and 7 more30 hr
Dec 5, 12:25 PM CSTWinter Weather AdvisoryARXAdams, Clark, Crawford, Jackson, Juneau, La Crosse and 3 more9 hr

Nearby

Winter Storm Warnings in Wisconsin, 2021Every winter storm warning in 2021

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.