Alert archive / Wisconsin / Winter Storm Warnings in 2015

Winter Storm Warning 2, NWS Milwaukee, WI

March 22, 2015Iowa County, Lafayette County, Wisconsin

NWS Milwaukee, WI issued this winter storm warning at Mar 22, 2015, 8:03 PM CDT for Iowa County, Lafayette County, Wisconsin. It was in force for 12 hr. 7 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
Mar 22, 2015, 8:03 PM CDT (01:03 UTC)
Expired
Mar 23, 2015, 8:00 AM CDT
In force
12 hr
Issued by
NWS Milwaukee, WI

Counties Iowa County, WI, Lafayette County, WI

The radar

The Milwaukee radar (KMKX), 130 km from the middle of the area, began a volume at 01:04 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
Mar 23, 6:08 AM CDTHEAVY SNOW 8.2Rewey, WISTORM TOTAL THROUGH 6AM.
Mar 23, 7:00 AM CDTSNOW 34 S South Wayne, WISTORM TOTAL THROUGH 7AM. CO-OP OBSERVER STATION SOUTH WAYNE /SOYW3/
Mar 23, 7:00 AM CDTSNOW 62 Nne Darlington, WISTORM TOTAL THROUGH 7AM. CO-OP OBSERVER STATION DARLINGTON 2 NE /DONW3/
Mar 23, 7:00 AM CDTHEAVY SNOW 12.55 Se Dodgeville, WISTORM TOTAL THROUGH 7AM. STILL SNOWING AT THE TIME. RELAYED VIA SOCIAL MEDIA.
Mar 23, 7:30 AM CDTSNOW 4.2Darlington, WISTORM TOTAL THROUGH 730AM. CO-OP OBSERVER STATION DARLINGTON /DARW3/
Mar 23, 7:45 AM CDTHEAVY SNOW 1018 W Spring Green, WISTORM TOTAL THROUGH 745AM. RELAYED VIA SOCIAL MEDIA.
Mar 23, 8:00 AM CDTHEAVY SNOW 129 Ene Mineral Point, WISTORM TOTAL THROUGH 8AM. RELAYED VIA SOCIAL MEDIA.

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

The nearest sounding before it

Davenport, (KDVN), launched 00:00Z, 1.1 hours before the alert went out and 138 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, Davenport, at 00:00Z on 2015-03-23Temperature 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, Davenport, at 00:00Z on 2015-03-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 261 square meters per square second.193958Sfc1 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
1486 m above ground
0-6 km bulk shear
47 kt
0-1 km storm-relative helicity
261 m²/s²
0-3 km storm-relative helicity
567 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

028 
WWUS43 KMKX 230103
WSWMKX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
803 PM CDT SUN MAR 22 2015

...ACCUMULATING SNOW THROUGH MONDAY MORNING...

.A BAND OF LIGHT TO MODERATE SNOW WILL WEAKEN FOR A TIME THIS
EVENING AS IT LIFTS SLOWLY NORTHEAST OVER SOUTH CENTRAL WISCONSIN
AND WESTERN SECTIONS OF SOUTHEAST WISCONSIN. A LARGER AREA OF
SNOW...WITH EMBEDDED BANDS OF HEAVY SNOW PRODUCING 1 TO 2 INCH PERHOUR
SNOWFALL RATES...WILL MOVE INTO WESTERN SECTIONS OF SOUTH CENTRAL
WISCONSIN AROUND MIDNIGHT.

THIS AREA WILL MOVE ACROSS MOST OF SOUTHERN WISCONSIN DURING THE
OVERNIGHT HOURS. THE HIGHER SNOW TOTALS WITHIN A NARROW BAND WILL
BE SOUTH AND WEST OF A BARABOO...TO VERONA TO JANESVILLE LINE WHERE
AN ADDITIONAL 2 TO 3 INCHES OF SNOW IS EXPECTED TO FALL...
INCLUDING OVER WESTERN IOWA COUNTY AND NORTHWEST LAFAYETTE
COUNTIES WHICH HAVE ALREADY SEEN 3 TO 5 INCHES OF SNOW.

PERIODS OF SNOW WILL CONTINUE THROUGH THE OVERNIGHT AND TAPER OFF
FROM NORTH TO SOUTH MONDAY MORNING.

WIZ062-067-230915-
/O.UPG.KMKX.WW.Y.0007.000000T0000Z-150323T1300Z/
/O.NEW.KMKX.WS.W.0002.150323T0103Z-150323T1300Z/
IOWA-LAFAYETTE-
INCLUDING THE CITIES OF...DODGEVILLE...DARLINGTON
803 PM CDT SUN MAR 22 2015

...WINTER STORM WARNING IN EFFECT UNTIL 8 AM CDT MONDAY...

THE NATIONAL WEATHER SERVICE IN MILWAUKEE/SULLIVAN HAS ISSUED A
WINTER STORM WARNING FOR HEAVY SNOW...WHICH IS IN EFFECT UNTIL 8
AM CDT MONDAY. THE WINTER WEATHER ADVISORY IS NO LONGER IN EFFECT.

* TIMING...PERIODS OF MODERATE SNOW...WITH EMBEDDED HEAVIER BANDS
  ...WILL PERSIST THROUGH THE OVERNIGHT AND TAPER OFF MONDAY
  MORNING.

* SNOW ACCUMULATIONS...7 TO 8 INCHES SOUTHWEST OF A LINE FROM LONE
  ROCK TO ARGYLE. 

* IMPACTS...VISIBILITIES WILL BE REDUCED TO A QUARTER MILE OR
  LESS AT TIMES. WATCH FOR SNOW COVERED AND SLIPPERY ROADS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW
ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN
EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...
FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY.

&&

$$

WIZ056-063-068-069-230915-
/O.CON.KMKX.WW.Y.0007.000000T0000Z-150323T1300Z/
SAUK-DANE-GREEN-ROCK-
INCLUDING THE CITIES OF...BARABOO...MADISON...MONROE...
JANESVILLE...BELOIT
803 PM CDT SUN MAR 22 2015

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 8 AM CDT
MONDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 8 AM CDT
MONDAY. 

* TIMING...PERIODS OF MODERATE SNOW WILL PERSIST THROUGH THE
  OVERNIGHT AND TAPER OFF MONDAY MORNING.

* SNOW ACCUMULATIONS... 3 TO 5 INCHES SOUTH AND WEST OF A LINE 
  FROM BARABOO TO VERONA TO JANESVILLE. 

* IMPACTS...VISIBILITIES WILL BE REDUCED TO A HALF MILE OR LESS 
  AT TIMES. WATCH FOR SNOW COVERED AND SLIPPERY ROADS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$

REM
2 follow-up statements
062 
WWUS43 KMKX 230845
WSWMKX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
345 AM CDT MON MAR 23 2015

...ACCUMULATING SNOW WILL END AFTER 8 AM...

.AN AREA OF SNOW...WITH EMBEDDED BANDS OF HEAVY SNOW PRODUCING 1
TO 2 INCH PER HOUR SNOWFALL RATES...WILL MOVE ACROSS AREAS OF
SOUTHERN WISCONSIN MAINLY SOUTH OF A LONE ROCK TO LAKE GENEVA
LINE. LOW PRESSURE NEAR THE IOWA/MISSOURI BORDER AREA WILL MOVE
SOUTHEAST TAKING THE ACCUMULATING SNOW SOUTH OF WISCONSIN LATER
THIS MORNING. MEANWHILE HIGH PRESSURE NORTH OF THE GREAT LAKES WAS
KEEPING A FLOW OF DRY AIR KEEPING THE SNOW AT BAY NORTH TOWARDS
FOND DU LAC AND NORTH OF MILWAUKEE. 

WIZ062-067-231300-
/O.CON.KMKX.WS.W.0002.000000T0000Z-150323T1300Z/
IOWA-LAFAYETTE-
INCLUDING THE CITIES OF...DODGEVILLE...DARLINGTON
345 AM CDT MON MAR 23 2015

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 8 AM CDT THIS
MORNING...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 8 AM CDT THIS
MORNING. 

* TIMING...PERIODS OF MODERATE SNOW...WITH EMBEDDED HEAVIER BANDS
  WILL TAPER OFF BY 8 AM.

* ADDITIONAL ACCUMULATIONS OF 1 TO 3 INCHES WITH TOTAL
  ACCUMULATIONS OF 5 TO 6 INCHES...WITH SOME AREAS REACHING UP TO
  AROUND 8 INCHES.

* IMPACTS...VISIBILITIES WILL BE REDUCED TO 1/4 MILE OR LESS AT
  TIMES. WATCH FOR SNOW COVERED AND SLIPPERY ROADS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW
ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. IF YOU MUST
TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR
VEHICLE IN CASE OF AN EMERGENCY.

&&

$$

WIZ056-063-068-069-231300-
/O.CON.KMKX.WW.Y.0007.000000T0000Z-150323T1300Z/
SAUK-DANE-GREEN-ROCK-
INCLUDING THE CITIES OF...BARABOO...MADISON...MONROE...
JANESVILLE...BELOIT
345 AM CDT MON MAR 23 2015

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 8 AM CDT THIS
MORNING...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 8 AM CDT THIS
MORNING. 

* TIMING...PERIODS OF MODERATE SNOW WILL TAPER OFF AFTER 8 AM.

* ADDITIONAL SNOW ACCUMULATIONS OF 1 TO 2 INCHES. TOTAL SNOW
  ACCUMULATIONS...2 TO 6 INCHES SOUTH AND WEST OF A LINE FROM
  BARABOO TO VERONA TO JANESVILLE.

* IMPACTS...VISIBILITIES WILL BE REDUCED TO A HALF MILE OR LESS 
  AT TIMES. WATCH FOR SNOW COVERED AND SLIPPERY ROADS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$

HENTZ
197 
WWUS43 KMKX 231238
WSWMKX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
738 AM CDT MON MAR 23 2015

...ACCUMULATING SNOW WILL DIMINISH...

.AN AREA OF SNOW...WILL CONTINUE TO DIMINISH FROM THE WEST THIS
MORNING. LOW PRESSURE NEAR NORTHEAST MISSOURI AREA WILL MOVE
SOUTHEAST TAKING THE ACCUMULATING SNOW SOUTH OF WISCONSIN LATER
THIS MORNING. MEANWHILE HIGH PRESSURE NORTH OF THE GREAT LAKES WAS
KEEPING A FLOW OF DRY AIR KEEPING THE SNOW AT BAY NORTH TOWARDS
FOND DU LAC...SHEBOYGAN AND PORT WASHINGTON.

WIZ062-067-231345-
/O.EXP.KMKX.WS.W.0002.000000T0000Z-150323T1300Z/
IOWA-LAFAYETTE-
INCLUDING THE CITIES OF...DODGEVILLE...DARLINGTON
738 AM CDT MON MAR 23 2015

...WINTER STORM WARNING WILL EXPIRE AT 8 AM CDT THIS MORNING...

THE WINTER STORM WARNING WILL EXPIRE AT 8 AM CDT THIS MORNING. 

THE MODERATE TO HEAVY SNOW HAS DIMINISHED. LIGHT SNOW WILL
CONTINUE UNTIL 9 OT 10 AM BEFORE ENDING BUT LITTLE IF ANY
ADDITIONAL ACCUMULATION IS EXPECTED. 

$$

WIZ056-063-231345-
/O.EXP.KMKX.WW.Y.0007.000000T0000Z-150323T1300Z/
SAUK-DANE-
INCLUDING THE CITIES OF...BARABOO...MADISON
738 AM CDT MON MAR 23 2015

...WINTER WEATHER ADVISORY WILL EXPIRE AT 8 AM CDT THIS MORNING...

THE WINTER WEATHER ADVISORY WILL EXPIRE AT 8 AM CDT THIS MORNING.

THE MODERATE TO HEAVY SNOW HAS DIMINISHED. LIGHT SNOW WILL
CONTINUE UNTIL 9 OT 10 AM BEFORE ENDING BUT LITTLE IF ANY
ADDITIONAL ACCUMULATION IS EXPECTED. 

$$

WIZ068-069-231400-
/O.EXT.KMKX.WW.Y.0007.000000T0000Z-150323T1400Z/
GREEN-ROCK-
INCLUDING THE CITIES OF...MONROE...JANESVILLE...BELOIT
738 AM CDT MON MAR 23 2015

...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 9 AM CDT THIS
MORNING...

THE WINTER WEATHER ADVISORY IS NOW IN EFFECT UNTIL 9 AM CDT THIS
MORNING. 

* TIMING...PERIODS OF MODERATE SNOW WILL TAPER OFF BY 9 AM.

* ADDITIONAL SNOW ACCUMULATIONS OF AN INCH IS POSSIBLE BEFORE
  DIMINISHING.

* IMPACTS...VISIBILITIES WILL BE REDUCED TO A HALF MILE OR LESS 
  AT TIMES. WATCH FOR SNOW COVERED AND SLIPPERY ROADS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$

HENTZ

Nearby

Winter Storm Warnings in Wisconsin, 2015Every winter storm warning in 2015

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.