Alert archive / Wisconsin / Winter Weather Advisories in 2016

Winter Weather Advisory 13, NWS Twin Cities, MN

December 4, 2016Chippewa County, Eau Claire County, Wisconsin

NWS Twin Cities, MN issued this winter weather advisory at Dec 4, 2016, 2:51 AM CST for Chippewa County, Eau Claire County, Wisconsin. It was in force for 10 hr.

The area

The counties it named.

The facts

Issued: Dec 4, 2016, 2:51 AM CST (08:51 UTC)
Expired: Dec 4, 2016, 1:12 PM CST
In force: 10 hr
Issued by: NWS Twin Cities, MN

Counties Chippewa County, WI, Eau Claire County, WI

The radar

The La Crosse radar (KARX), 120 km from the middle of the area, began a volume at 08:51 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, 8.9 hours before the alert went out and 183 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: 816 m above ground
0-6 km bulk shear: 55 kt
0-1 km storm-relative helicity: 189 m²/s²
0-3 km storm-relative helicity: 237 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

619 
WWUS43 KMPX 040851
WSWMPX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
251 AM CST SUN DEC 4 2016

...ACCUMULATING SNOWFALL EXPECTED TODAY ACROSS PORTIONS OF WEST
CENTRAL WISCONSIN...

.LIGHT TO MODERATE SNOWFALL WILL SPREAD EASTWARD INTO WESTERN
WISCONSIN LATER THIS MORNING AND PERSIST THROUGH THE MID AFTERNOON
HOURS. SOME OF THE SNOW MAY BRIEFLY BE HEAVY AT TIMES...AND MAY
CAUSE SLIPPERY TRAVEL CONDITIONS. HEAVIEST ACCUMULATIONS WILL BE
IN EASTERN CHIPPEWA AND EAU CLAIRE COUNTIES WHERE 3 TO 4 INCH
ACCUMULATIONS ARE EXPECTED BY THIS AFTERNOON. ACCUMULATIONS WILL
BE SLIGHTLY LOWER IN WESTERN PORTIONS OF THE COUNTIES BUT THE WET
SNOW MAY STILL CREATE HAZARDOUS TRAVEL CONDITIONS...PARTICULARLY
ALONG PORTIONS OF INTERSTATE 94 AND HIGHWAYS 12...27...29 AND 53.

WIZ027-028-042100-
/O.NEW.KMPX.WW.Y.0013.161204T0851Z-161204T2100Z/
CHIPPEWA-EAU CLAIRE-
INCLUDING THE CITIES OF...CHIPPEWA FALLS...EAU CLAIRE
251 AM CST SUN DEC 4 2016

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 3 PM CST THIS
AFTERNOON...

THE NATIONAL WEATHER SERVICE IN TWIN CITIES/CHANHASSEN HAS ISSUED
A WINTER WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT UNTIL 3
PM CST THIS AFTERNOON.

* EXPECT SNOW TO CONTINUE...DIMINISHING AROUND 3 PM. 

* THE HEAVIEST SNOWFALL RATES WILL OCCUR BETWEEN 6 AM THIS 
  MORNING AND NOON. 

* SNOW ACCUMULATIONS OF 3 TO 4 INCHES ARE EXPECTED...HIGHEST IN
  THE EASTERN HALVES OF THE COUNTIES.

* LOOK FOR REDUCED VISIBILITIES AT TIMES. 

* PLAN ON SLIPPERY ROAD CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS PERIODS OF SNOW WILL
CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED
ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING.
THE LATEST ROAD CONDITIONS FOR THE STATE YOU ARE CALLING FROM CAN
BE OBTAINED BY CALLING 5 1 1.

&&

$$

1 follow-up statement

039 
WWUS43 KMPX 041912
WSWMPX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
112 PM CST SUN DEC 4 2016

...SNOW IS TAPERING OFF...

WIZ027-028-042015-
/O.CAN.KMPX.WW.Y.0013.000000T0000Z-161204T2100Z/
CHIPPEWA-EAU CLAIRE-
INCLUDING THE CITIES OF...CHIPPEWA FALLS...EAU CLAIRE
112 PM CST SUN DEC 4 2016

...WINTER WEATHER ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN TWIN CITIES/CHANHASSEN HAS
CANCELLED THE WINTER WEATHER ADVISORY. 

SNOW HAS PUSHED EAST AND IMPROVING CONDITIONS ARE EXPECTED THIS
AFTERNOON.

$$

BORGHOFF

Nearby

Winter Weather Advisories in Wisconsin, 2016 Every winter weather advisory in 2016

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.