Alert archive / Wisconsin / Blizzard Warnings in 2007

Blizzard Warning 1, NWS La Crosse, WI

February 24, 20078 counties in Iowa; 7 counties in Minnesota; 13 counties in Wisconsin

NWS La Crosse, WI issued this blizzard warning at Feb 24, 2007, 3:41 PM CST for 8 counties in Iowa; 7 counties in Minnesota; 13 counties in Wisconsin. It was in force for 17 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
Feb 24, 2007, 3:41 PM CST (21:41 UTC)
Expired
Feb 25, 2007, 8:41 AM CST
In force
17 hr
Issued by
NWS La Crosse, WI
All 28 counties

Allamakee County, IA, Chickasaw County, IA, Clayton County, IA, Fayette County, IA, Floyd County, IA, Howard County, IA, Mitchell County, IA, Winneshiek County, IA, Dodge County, MN, Fillmore County, MN, Houston County, MN, Mower County, MN, Olmsted County, MN, Wabasha County, MN, Winona County, MN, Adams County, WI, Buffalo County, WI, Clark County, WI, Crawford County, WI, Grant County, WI, Jackson County, WI, Juneau County, WI, La Crosse County, WI, Monroe County, WI, Richland County, WI, Taylor County, WI, Trempealeau County, WI, Vernon County, WI

The radar

The La Crosse radar (KARX), 27 km from the middle of the area, began a volume at 21:47 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
Feb 24, 6:00 PM CSTICE STORM 01 S Le Roy, IA24 TOTAL...1.5 INCHES OF TOTAL ICE ACCUMULATION FROM SLEET AND GLAZING FROM FREEZING RAIN. AROUND 0.75 INCHES WAS GLAZE ICE.
Feb 24, 6:00 PM CSTICE STORM 0New Hampton, IACOUNTY SUMMARY...MUCH OF COUNTY HAD AROUND 1.0 INCHES OF GLAZE ICE FROM FREEZING RAIN ON FEB 24 6 AM TO 3 PM CST. 0.25 TO 0.50 INCHES OF SLEET ICE ACCUMULATION FEB 23 6 PM TO 6 AM. OVER 1000 POWER POLES ESTIMATED DOWN. NO DEATHS.
Feb 24, 7:00 PM CSTICE STORM 0Charles City, IACOUNTY SUMMARY...1.0 TO 1.5 INCHES OF GLAZE ICING MAINLY FEB 24 6 AM TO 3 PM CST. 0.25 TO 0.50 INCES OF SLEET ICE ACCUMULATION MAINLY FEB 23 6 PM TO FEB 24 6 AM. MUCH OF COUNTY WITHOUT POWER. MANY POWER POLES/LINES DOWN.

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

The nearest sounding before it

Minneapolis, MN (KMPX), launched 12:00Z, 9.7 hours before the alert went out and 210 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 2007-02-24Temperature 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 2007-02-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 566 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
575 m above ground
0-6 km bulk shear
40 kt
0-1 km storm-relative helicity
566 m²/s²
0-3 km storm-relative helicity
785 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.

000 
WWUS43 KARX 242141
WSWARX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE LA CROSSE WI
341 PM CST SAT FEB 24 2007

...MAJOR WINTER STORM TO CONTINUE IMPACTING THE AREA TONIGHT INTO
SUNDAY...

..A POWERFUL WINTER STORM IN CENTRAL KANSAS WILL MOVE NORTHEAST
TONIGHT AND SUNDAY...REACHING A LOCATION NEAR CHICAGO BY SUNDAY
EVENING. ABUNDANT GULF MOISTURE WILL CONTINUE TO BE PULLED NORTH
AHEAD OF THE LOW AS COLD AIR WRAPS IN FROM THE NORTH AND EAST.
THIS COMBINATION WILL PRODUCE A LARGE AREA OF SNOW ACROSS
MINNESOTA...IOWA AND WISCONSIN TONIGHT INTO SUNDAY. THE SNOW MAY
BE MIXED WITH SOME FREEZING RAIN AND SLEET LATE THIS AFTERNOON
INTO EARLY THIS EVENING. AS THE LOW APPROACHES TONIGHT...WINDS ARE
EXPECTED TO INCREASE TO 20 TO 30 MPH WITH GUSTS TO 40
MPH...CREATING BLIZZARD CONDITIONS AT TIMES TONIGHT INTO SUNDAY.

IAZ008>011-018-019-029-030-MNZ086-087-094-095-WIZ054-061-250545-
/O.CAN.KARX.WS.W.0002.000000T0000Z-070226T0000Z/
/O.NEW.KARX.BZ.W.0001.070224T2141Z-070226T0000Z/
MITCHELL-HOWARD-WINNESHIEK-ALLAMAKEE-FLOYD-CHICKASAW-FAYETTE-
CLAYTON-DODGE-OLMSTED-MOWER-FILLMORE-CRAWFORD-GRANT-
INCLUDING THE CITIES OF...DECORAH...WAUKON...CHARLES CITY...
OELWEIN...ROCHESTER...AUSTIN...PRAIRIE DU CHIEN...PLATTEVILLE
341 PM CST SAT FEB 24 2007

...BLIZZARD WARNING IN EFFECT UNTIL 6 PM CST SUNDAY...
...WINTER STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS ISSUED A BLIZZARD
WARNING...WHICH IS IN EFFECT UNTIL 6 PM CST SUNDAY. THE WINTER
STORM WARNING HAS BEEN UPGRADED.

AS THE MAIN STORM SYSTEM OVER KANSAS MOVES SLOWLY NORTHEAST
TOWARD THE UPPER MIDWEST LATE TODAY AND TONIGHT...A RENEWED SURGE
OF PRECIPITATION WILL MOVE INTO THE AREA FOR TONIGHT. THIS
PRECIPITATION IS EXPECTED TO BE ALL SNOW BY LATE THIS AFTERNOON OR
EARLY THIS EVENING. THIS SECOND ROUND OF SNOW WILL BECOME HEAVY
AT TIMES TONIGHT AND CONTINUE THROUGH SUNDAY MORNING BEFORE
TAPERING OFF.

TO COMPOUND THIS SITUATION...INCREASING EAST WINDS OF 20 TO 30
MPH...GUSTING TO 40 MPH...WILL BECOME COMMON LATER THIS AFTERNOON
AND TONIGHT. THESE WINDS...COMBINED WITH THE SNOW ALREADY ON THE
GROUND AND THE SNOW THAT FALLS TONIGHT...WILL CAUSE SIGNIFICANT
REDUCTIONS IN VISIBILITIES. BLIZZARD CONDITIONS AND WHITE-OUTS ARE
EXPECTED AT TIMES TONIGHT...ESPECIALLY ACROSS FLATTER...OPEN
TERRAIN AREAS AND THE RIDGE-TOPS.

SNOWFALL AMOUNTS TONIGHT INTO SUNDAY ARE EXPECTED TO BE 6 TO 10
INCHES...WITH SNOW TOTALS FROM FRIDAY NIGHT THROUGH SUNDAY
REACHING AT LEAST 8 INCHES...WITH ISOLATED TOTALS NEAR 15
INCHES. LESSER SNOW AMOUNTS ARE LIKELY WHERE FREEZING RAIN OR
SLEET PERSIST THE LONGEST...BUT THERE WILL BE MORE ICE ACCUMULATION.
THIS STORM WILL CREATE CRIPPLING EFFECTS ON TRAVEL ACROSS THE AREA
TONIGHT AND SUNDAY.

A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE
EXPECTED OR OCCURRING. FALLING AND BLOWING SNOW WITH STRONG WINDS
AND POOR VISIBILITIES ARE LIKELY. THIS WILL LEAD TO WHITEOUT
CONDITIONS...MAKING TRAVEL EXTREMELY DANGEROUS. DO NOT TRAVEL. IF
YOU MUST TRAVEL...HAVE A WINTER SURVIVAL KIT WITH YOU. IF YOU GET
STRANDED...STAY WITH YOUR VEHICLE.

$$

MNZ079-088-096-WIZ017-029-032>034-041>044-053-055-250545-
/O.CAN.KARX.WS.W.0002.000000T0000Z-070226T0000Z/
/O.NEW.KARX.BZ.W.0001.070224T2141Z-070226T0000Z/
WABASHA-WINONA-HOUSTON-TAYLOR-CLARK-BUFFALO-TREMPEALEAU-JACKSON-
LA CROSSE-MONROE-JUNEAU-ADAMS-VERNON-RICHLAND-
INCLUDING THE CITIES OF...WINONA...MEDFORD...NEILLSVILLE...
BLACK RIVER FALLS...LA CROSSE...SPARTA/TOMAH...MAUSTON...
VIROQUA...RICHLAND CENTER
341 PM CST SAT FEB 24 2007

...BLIZZARD WARNING IN EFFECT UNTIL 6 PM CST SUNDAY...
...WINTER STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS ISSUED A BLIZZARD
WARNING...WHICH IS IN EFFECT UNTIL 6 PM CST SUNDAY. THE WINTER
STORM WARNING HAS BEEN UPGRADED.

AS THE MAIN STORM SYSTEM OVER KANSAS MOVES SLOWLY NORTHEAST
TOWARD THE UPPER MIDWEST LATE THIS AFTERNOON AND TONIGHT...A
RENEWED SURGE OF PRECIPITATION WILL MOVE INTO THE AREA FOR
TONIGHT. THE SNOW MAY BE MIXED WITH SOME SLEET THROUGH EARLY
EVENING. THIS SECOND ROUND OF SNOW WILL BECOME HEAVY AT TIMES
TONIGHT AND CONTINUE THROUGH SUNDAY MORNING BEFORE TAPERING OFF.

TO COMPOUND THIS SITUATION...INCREASING EAST WINDS OF 20 TO 30
MPH...GUSTING TO 40 MPH...WILL BECOME COMMON LATER THIS AFTERNOON
AND TONIGHT. THESE WINDS...COMBINED WITH THE SNOW ALREADY ON THE
GROUND AND THE SNOW THAT FALLS TONIGHT...WILL CAUSE SIGNIFICANT
REDUCTIONS IN VISIBILITIES. BLIZZARD CONDITIONS AND WHITE-OUTS ARE
EXPECTED AT TIMES TONIGHT...ESPECIALLY ACROSS FLATTER...OPEN
TERRAIN AREAS AND THE RIDGE-TOPS.

SNOWFALL AMOUNTS TONIGHT INTO SUNDAY ARE EXPECTED TO BE 6 TO 12
INCHES. SNOW TOTALS FROM FRIDAY NIGHT THROUGH SUNDAY ARE EXPECTED
TO REACHING AT LEAST 10 INCHES...WITH ISOLATED TOTALS IN EXCESS OF
20 INCHES POSSIBLE WHERE THE HEAVIER SNOW FELL FRIDAY NIGHT. THIS
STORM WILL CREATE CRIPPLING EFFECTS ON TRAVEL ACROSS THE AREA
TONIGHT AND SUNDAY.

A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE
EXPECTED OR OCCURRING. FALLING AND BLOWING SNOW WITH STRONG WINDS
AND POOR VISIBILITIES ARE LIKELY. THIS WILL LEAD TO WHITEOUT
CONDITIONS...MAKING TRAVEL EXTREMELY DANGEROUS. DO NOT TRAVEL. IF
YOU MUST TRAVEL...HAVE A WINTER SURVIVAL KIT WITH YOU. IF YOU GET
STRANDED...STAY WITH YOUR VEHICLE.

$$

RRS
6 follow-up statements
000 
WWUS43 KARX 250104
WSWARX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE LA CROSSE WI
704 PM CST SAT FEB 24 2007

...MAJOR WINTER STORM IMPACTING THE AREA TONIGHT INTO SUNDAY...

.A POWERFUL WINTER STORM IN EASTERN KANSAS WILL MOVE NORTHEAST
TONIGHT AND SUNDAY...REACHING A LOCATION NEAR CHICAGO BY SUNDAY
EVENING. ABUNDANT GULF MOISTURE WILL CONTINUE TO BE PULLED NORTH
AHEAD OF THE LOW AS COLD AIR WRAPS IN FROM THE NORTH AND EAST.
THIS COMBINATION WILL PRODUCE A LARGE AREA OF SNOW ACROSS
MINNESOTA...IOWA AND WISCONSIN TONIGHT INTO SUNDAY. AS THE LOW
APPROACHES TONIGHT...WINDS OF 20 TO 30 MPH ARE EXPECTED WITH
GUSTS TO 40 MPH...CREATING BLIZZARD CONDITIONS AT TIMES TONIGHT
INTO SUNDAY.

IAZ008>011-018-019-029-030-MNZ079-086>088-094>096-WIZ017-029-
032>034-041>044-053>055-061-250900-
/O.CON.KARX.BZ.W.0001.000000T0000Z-070226T0000Z/
MITCHELL-HOWARD-WINNESHIEK-ALLAMAKEE-FLOYD-CHICKASAW-FAYETTE-
CLAYTON-WABASHA-DODGE-OLMSTED-WINONA-MOWER-FILLMORE-HOUSTON-
TAYLOR-CLARK-BUFFALO-TREMPEALEAU-JACKSON-LA CROSSE-MONROE-JUNEAU-
ADAMS-VERNON-CRAWFORD-RICHLAND-GRANT-
INCLUDING THE CITIES OF...DECORAH...WAUKON...CHARLES CITY...
OELWEIN...ROCHESTER...WINONA...AUSTIN...MEDFORD...NEILLSVILLE...
BLACK RIVER FALLS...LA CROSSE...SPARTA/TOMAH...MAUSTON...
VIROQUA...PRAIRIE DU CHIEN...RICHLAND CENTER...PLATTEVILLE
704 PM CST SAT FEB 24 2007

...BLIZZARD WARNING REMAINS IN EFFECT UNTIL 6 PM CST SUNDAY...

A BLIZZARD WARNING REMAINS IN EFFECT UNTIL 6 PM CST SUNDAY. 

AS THE MAIN STORM SYSTEM OVER KANSAS MOVES SLOWLY NORTHEAST
TOWARD THE UPPER MIDWEST TONIGHT...A RENEWED SURGE OF
PRECIPITATION WILL MOVE INTO THE AREA TONIGHT. THIS ROUND OF SNOW
WILL BECOME HEAVY AT TIMES TONIGHT AND CONTINUE THROUGH SUNDAY
MORNING BEFORE TAPERING OFF.

TO COMPOUND THIS SITUATION...INCREASING EAST WINDS OF 20 TO
30 MPH...GUSTING TO 40 MPH...WILL BE COMMON TONIGHT. THESE
WINDS...COMBINED WITH THE SNOW ALREADY ON THE GROUND AND THE SNOW
THAT FALLS...WILL CAUSE SIGNIFICANT REDUCTIONS IN VISIBILITIES.
BLIZZARD CONDITIONS AND WHITE-OUTS ARE EXPECTED AT TIMES
TONIGHT...ESPECIALLY ACROSS FLATTER...OPEN TERRAIN AREAS AND THE
RIDGE-TOPS.

SNOWFALL AMOUNTS TONIGHT INTO SUNDAY ARE EXPECTED TO BE 6 TO
10 INCHES...WITH SNOW TOTALS FROM FRIDAY NIGHT THROUGH SUNDAY
REACHING AT LEAST 10 INCHES...WITH SOME AREAS RECEIVING NEAR 20
INCHES. THIS STORM WILL CREATE CRIPPLING EFFECTS ON TRAVEL ACROSS
THE AREA TONIGHT AND SUNDAY.

A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE
EXPECTED OR OCCURRING. FALLING AND BLOWING SNOW WITH STRONG WINDS
AND POOR VISIBILITIES ARE LIKELY. THIS WILL LEAD TO WHITEOUT
CONDITIONS...MAKING TRAVEL EXTREMELY DANGEROUS. DO NOT TRAVEL. IF
YOU MUST TRAVEL...HAVE A WINTER SURVIVAL KIT WITH YOU. IF YOU GET
STRANDED...STAY WITH YOUR VEHICLE.

$$

THOMPSON
000 
WWUS43 KARX 250300
WSWARX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE LA CROSSE WI
900 PM CST SAT FEB 24 2007

...MAJOR WINTER STORM IMPACTING THE AREA TONIGHT INTO SUNDAY...

.A POWERFUL WINTER STORM NEAR KANSAS CITY WILL MOVE NORTHEAST
TONIGHT AND SUNDAY...REACHING A LOCATION NEAR CHICAGO BY SUNDAY
EVENING. ABUNDANT GULF MOISTURE WILL CONTINUE TO BE PULLED NORTH
AHEAD OF THE LOW AS COLD AIR WRAPS IN FROM THE NORTH AND EAST.
THIS COMBINATION WILL PRODUCE A LARGE AREA OF SNOW ACROSS
MINNESOTA...IOWA AND WISCONSIN TONIGHT INTO SUNDAY. AS THE LOW
APPROACHES TONIGHT...WINDS OF 20 TO 30 MPH ARE EXPECTED WITH GUSTS
TO 40 MPH...CREATING BLIZZARD CONDITIONS AT TIMES TONIGHT INTO
SUNDAY.

IAZ008>011-018-019-029-030-MNZ079-086>088-094>096-WIZ017-029-
032>034-041>044-053>055-061-251100-
/O.CON.KARX.BZ.W.0001.000000T0000Z-070226T0000Z/
MITCHELL-HOWARD-WINNESHIEK-ALLAMAKEE-FLOYD-CHICKASAW-FAYETTE-
CLAYTON-WABASHA-DODGE-OLMSTED-WINONA-MOWER-FILLMORE-HOUSTON-
TAYLOR-CLARK-BUFFALO-TREMPEALEAU-JACKSON-LA CROSSE-MONROE-JUNEAU-
ADAMS-VERNON-CRAWFORD-RICHLAND-GRANT-
INCLUDING THE CITIES OF...DECORAH...WAUKON...CHARLES CITY...
OELWEIN...ROCHESTER...WINONA...AUSTIN...MEDFORD...NEILLSVILLE...
BLACK RIVER FALLS...LA CROSSE...SPARTA/TOMAH...MAUSTON...
VIROQUA...PRAIRIE DU CHIEN...RICHLAND CENTER...PLATTEVILLE
900 PM CST SAT FEB 24 2007

...BLIZZARD WARNING REMAINS IN EFFECT UNTIL 6 PM CST SUNDAY...

A BLIZZARD WARNING REMAINS IN EFFECT UNTIL 6 PM CST SUNDAY. 

HEAVY SNOW BANDS WILL BE MOVING ACROSS THE AREA THROUGH THE
EARLY MORNING HOURS OF SUNDAY. SNOWFALL RATES OF UP TO AN INCH AN
HOURS ARE POSSIBLE DURING THIS TIME. TO COMPOUND THIS SITUATION...
EAST WINDS OF 20 TO 30 MPH...GUSTING TO 40 MPH...WILL BE COMMON.

THE SNOW AND STRONG WINDS WILL CONTINUE THROUGH THE NIGHT AND INTO
SUNDAY MORNING. THIS COMBINATION WILL CAUSE SIGNIFICANT REDUCTIONS
IN VISIBILITIES. BLIZZARD CONDITIONS AND WHITE-OUTS ARE EXPECTED
AT TIMES TONIGHT...ESPECIALLY ACROSS FLATTER...OPEN TERRAIN AREAS
AND THE RIDGE-TOPS.

SNOWFALL AMOUNTS TONIGHT INTO SUNDAY ARE EXPECTED TO BE 6 TO 10
INCHES. STORM TOTAL SNOWFALL AMOUNTS SHOULD REACH AT LEAST 10
INCHES...WITH SOME AREAS RECEIVING NEAR 20 INCHES. THIS STORM WILL
HAVE CRIPPLING EFFECTS ON TRAVEL ACROSS THE AREA TONIGHT AND
SUNDAY.

A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE
EXPECTED OR OCCURRING. FALLING AND BLOWING SNOW WITH STRONG WINDS
AND POOR VISIBILITIES ARE LIKELY. THIS WILL LEAD TO WHITEOUT
CONDITIONS...MAKING TRAVEL EXTREMELY DANGEROUS. DO NOT TRAVEL. IF
YOU MUST TRAVEL...HAVE A WINTER SURVIVAL KIT WITH YOU. IF YOU GET
STRANDED...STAY WITH YOUR VEHICLE.

$$

THOMPSON
000 
WWUS43 KARX 250539
WSWARX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE LA CROSSE WI
1139 PM CST SAT FEB 24 2007

...MAJOR WINTER STORM IMPACTING THE AREA OVERNIGHT INTO SUNDAY...

.A POWERFUL WINTER STORM LOCATED ALONG THE MISSOURI AND IOWA BORDER WILL
CONTINUE TO SLOWLY MOVE NORTHEAST OVERNIGHT AND SUNDAY...REACHING
NORTHERN ILLINOIS BY SUNDAY EVENING. ABUNDANT GULF MOISTURE WILL
CONTINUE TO BE PULLED NORTHWARD AHEAD OF AND AROUND THE LOW AS COLD
AIR WRAPS IN FROM THE NORTH AND EAST. THIS WILL CONTINUE TO PRODUCE
A LARGE AREA OF SNOW ACROSS MINNESOTA...IOWA AND WISCONSIN OVERNIGHT INTO
SUNDAY. AS THE LOW APPROACHES TONIGHT...EASTERLY WINDS OF 20 TO
30 MPH ARE EXPECTED WITH GUSTS AROUND 40 MPH...CREATING BLIZZARD
CONDITIONS OVERNIGHT INTO SUNDAY.

IAZ008>011-018-019-029-030-MNZ079-086>088-094>096-WIZ017-029-
032>034-041>044-053>055-061-251345-
/O.CON.KARX.BZ.W.0001.000000T0000Z-070226T0000Z/
MITCHELL-HOWARD-WINNESHIEK-ALLAMAKEE-FLOYD-CHICKASAW-FAYETTE-
CLAYTON-WABASHA-DODGE-OLMSTED-WINONA-MOWER-FILLMORE-HOUSTON-
TAYLOR-CLARK-BUFFALO-TREMPEALEAU-JACKSON-LA CROSSE-MONROE-JUNEAU-
ADAMS-VERNON-CRAWFORD-RICHLAND-GRANT-
INCLUDING THE CITIES OF...DECORAH...WAUKON...CHARLES CITY...
OELWEIN...ROCHESTER...WINONA...AUSTIN...MEDFORD...NEILLSVILLE...
BLACK RIVER FALLS...LA CROSSE...SPARTA/TOMAH...MAUSTON...
VIROQUA...PRAIRIE DU CHIEN...RICHLAND CENTER...PLATTEVILLE
1139 PM CST SAT FEB 24 2007

...BLIZZARD WARNING REMAINS IN EFFECT UNTIL 6 PM CST SUNDAY...

A BLIZZARD WARNING REMAINS IN EFFECT UNTIL 6 PM CST SUNDAY. 

BANDS OF SNOW...HEAVY AT TIMES...WILL BE ROTATING ACROSS THE AREA
THROUGH THE EARLY MORNING HOURS OF SUNDAY. SNOWFALL RATES OF UP TO
AN INCH AN HOURS ARE POSSIBLE DURING THIS TIME FRAME. EASTERLY WINDS
OF 20 TO 30 MPH...GUSTING AROUND 40 MPH...WILL BE COMMON
PLACE...PRODUCING FREQUENT WHITE-OUTS.

THE SNOW AND STRONG WINDS WILL CONTINUE OVERNIGHT THROUGH SUNDAY
MORNING...PRODUCING BLIZZARD CONDITIONS. FREQUENT WHITE-OUTS AND
DRIFTING OF THE SNOW ARE EXPECTED...ESPECIALLY ACROSS FLATTER...
OPEN WIND-PRONE AREAS.

SNOWFALL AMOUNTS OVERNIGHT INTO SUNDAY ARE EXPECTED TO BE IN THE 6
TO 10 INCH RANGE. STORM TOTAL SNOWFALL AMOUNTS SHOULD REACH AT LEAST 10
INCHES...WITH SOME AREAS RECEIVING AROUND 20 INCHES. THIS STORM
WILL DEFINITELY HAVE CRIPPLING EFFECTS ON TRAVEL ACROSS THE AREA
OVERNIGHT INTO SUNDAY.

A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE
EXPECTED OR OCCURRING. FALLING AND BLOWING SNOW WITH STRONG WINDS
AND POOR VISIBILITIES ARE LIKELY. THIS WILL LEAD TO WHITEOUT
CONDITIONS...MAKING TRAVEL EXTREMELY DANGEROUS. DO NOT TRAVEL. IF
YOU MUST TRAVEL...HAVE A WINTER SURVIVAL KIT WITH YOU. IF YOU GET
STRANDED...STAY WITH YOUR VEHICLE.

$$

DAS
000 
WWUS43 KARX 250905
WSWARX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE LA CROSSE WI
305 AM CST SUN FEB 25 2007

...MAJOR WINTER STORM IMPACTING THE AREA THROUGH TODAY...

.A POWERFUL WINTER STORM LOCATED NEAR DES MOINES IOWA
WILL CONTINUE TO MOVE SLOWLY NORTHEAST...REACHING NORTHERN
ILLINOIS BY THIS EVENING. GULF MOISTURE WILL CONTINUE TO BE
PULLED NORTHWARD AHEAD OF AND AROUND THE LOW. THIS WILL CONTINUE
TO PRODUCE A LARGE AREA OF SNOW ACROSS MINNESOTA...IOWA AND
WISCONSIN TODAY. EASTERLY WINDS OF 20 TO 30 MPH WITH GUSTS AROUND
40 MPH WILL CONTINUE AS THE LOW PULLS CLOSER TO THE AREA. THIS
WILL PRODUCE WIDESPREAD BLIZZARD CONDITIONS THROUGH THIS
MORNING...WITH CONDITIONS GRADUALLY IMPROVING BY LATE MORNING.

IAZ008>011-018-019-029-030-MNZ079-086>088-094>096-WIZ017-029-
032>034-041>044-053>055-061-251715-
/O.CON.KARX.BZ.W.0001.000000T0000Z-070226T0000Z/
MITCHELL-HOWARD-WINNESHIEK-ALLAMAKEE-FLOYD-CHICKASAW-FAYETTE-
CLAYTON-WABASHA-DODGE-OLMSTED-WINONA-MOWER-FILLMORE-HOUSTON-
TAYLOR-CLARK-BUFFALO-TREMPEALEAU-JACKSON-LA CROSSE-MONROE-JUNEAU-
ADAMS-VERNON-CRAWFORD-RICHLAND-GRANT-
INCLUDING THE CITIES OF...DECORAH...WAUKON...CHARLES CITY...
OELWEIN...ROCHESTER...WINONA...AUSTIN...MEDFORD...NEILLSVILLE...
BLACK RIVER FALLS...LA CROSSE...SPARTA/TOMAH...MAUSTON...
VIROQUA...PRAIRIE DU CHIEN...RICHLAND CENTER...PLATTEVILLE
305 AM CST SUN FEB 25 2007

...BLIZZARD WARNING REMAINS IN EFFECT UNTIL 6 PM CST THIS
AFTERNOON...

A BLIZZARD WARNING REMAINS IN EFFECT UNTIL 6 PM CST THIS
AFTERNOON. 

BANDS OF SNOW...WILL CONTINUE TO WRAP INTO THE AREA THIS MORNING.
THIS...ALONG WITH EASTERLY WINDS OF 20 TO 30 MPH...GUSTING AROUND
40 MPH...WILL CONTINUE TO PRODUCE FREQUENT WHITE-OUT CONDITIONS.
IN ADDITION...WIDESPREAD DRIFTING OF THE SNOW WILL OCCUR.

STORM TOTAL SNOWFALL AMOUNTS BY THIS EVENING WILL REACH AT LEAST
10 INCHES...WITH SOME AREAS RECEIVING LOCALLY UP TO 2 FEET. THIS
STORM WILL DEFINITELY HAVE CRIPPLING EFFECTS ON TRAVEL ACROSS THE
AREA TODAY.

CONDITIONS WILL GRADUALLY IMPROVE BY LATE IN THE MORNING AS THE
SNOWFALL AND WIND DIMINISHES SOMEWHAT.

A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE
EXPECTED OR OCCURRING. FALLING AND BLOWING SNOW WITH STRONG WINDS
AND POOR VISIBILITIES ARE LIKELY. THIS WILL LEAD TO WHITEOUT
CONDITIONS...MAKING TRAVEL EXTREMELY DANGEROUS. DO NOT TRAVEL. IF
YOU MUST TRAVEL...HAVE A WINTER SURVIVAL KIT WITH YOU. IF YOU GET
STRANDED...STAY WITH YOUR VEHICLE.

$$

DAS
000 
WWUS43 KARX 251154
WSWARX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE LA CROSSE WI
554 AM CST SUN FEB 25 2007

...MAJOR WINTER STORM IMPACTING THE AREA THROUGH TODAY...

.A POWERFUL WINTER STORM LOCATED OVER SOUTH CENTRAL IOWA WILL
CONTINUE TO MOVE SLOWLY NORTHEAST...REACHING NORTHERN ILLINOIS BY
THIS EVENING. GULF MOISTURE WILL CONTINUE TO BE PULLED NORTHWARD
AHEAD OF AND AROUND THE LOW. THIS WILL CONTINUE TO PRODUCE A
LARGE AREA OF SNOW ACROSS MINNESOTA...IOWA AND WISCONSIN TODAY.
EASTERLY WINDS OF 20 TO 30 MPH WITH GUSTS AROUND 40 MPH WILL
CONTINUE AS THE LOW PULLS CLOSER TO THE AREA. THIS WILL PRODUCE
WIDESPREAD BLIZZARD CONDITIONS THROUGH THIS MORNING...WITH
CONDITIONS GRADUALLY IMPROVING BY LATE MORNING.

IAZ008>011-018-019-029-030-MNZ079-086>088-094>096-WIZ017-029-
032>034-041>044-053>055-061-252000-
/O.CON.KARX.BZ.W.0001.000000T0000Z-070226T0000Z/
MITCHELL-HOWARD-WINNESHIEK-ALLAMAKEE-FLOYD-CHICKASAW-FAYETTE-
CLAYTON-WABASHA-DODGE-OLMSTED-WINONA-MOWER-FILLMORE-HOUSTON-
TAYLOR-CLARK-BUFFALO-TREMPEALEAU-JACKSON-LA CROSSE-MONROE-JUNEAU-
ADAMS-VERNON-CRAWFORD-RICHLAND-GRANT-
INCLUDING THE CITIES OF...DECORAH...WAUKON...CHARLES CITY...
OELWEIN...ROCHESTER...WINONA...AUSTIN...MEDFORD...NEILLSVILLE...
BLACK RIVER FALLS...LA CROSSE...SPARTA/TOMAH...MAUSTON...
VIROQUA...PRAIRIE DU CHIEN...RICHLAND CENTER...PLATTEVILLE
554 AM CST SUN FEB 25 2007

...BLIZZARD WARNING REMAINS IN EFFECT UNTIL 6 PM CST THIS
AFTERNOON...

A BLIZZARD WARNING REMAINS IN EFFECT UNTIL 6 PM CST THIS
AFTERNOON. 

OCCASIONAL LIGHT SNOW WILL CONTINUE THROUGH THE DAY TODAY. THIS...ALONG
WITH STRONG EASTERLY WINDS GUSTING TO AROUND 35 MPH THIS MORNING...WILL
CONTINUE TO PRODUCE FREQUENT WHITE-OUT CONDITIONS. IN ADDITION...WIDESPREAD
DRIFTING OF THE SNOW WILL OCCUR.

STORM TOTAL SNOWFALL AMOUNTS BY THIS EVENING WILL REACH AT LEAST
12 INCHES...WITH SOME AREAS RECEIVING LOCALLY UP TO 2 FEET. THIS
STORM WILL DEFINITELY HAVE CRIPPLING EFFECTS ON TRAVEL ACROSS THE
AREA TODAY.

CONDITIONS WILL GRADUALLY IMPROVE BY LATE IN THE MORNING AS THE
SNOWFALL AND WIND DIMINISHES SOMEWHAT.

A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE
EXPECTED OR OCCURRING. FALLING AND BLOWING SNOW WITH STRONG WINDS
AND POOR VISIBILITIES ARE LIKELY. THIS WILL LEAD TO WHITEOUT
CONDITIONS...MAKING TRAVEL EXTREMELY DANGEROUS. DO NOT TRAVEL. IF
YOU MUST TRAVEL...HAVE A WINTER SURVIVAL KIT WITH YOU. IF YOU GET
STRANDED...STAY WITH YOUR VEHICLE.

$$

RABERDING
000 
WWUS43 KARX 251441
WSWARX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE LA CROSSE WI
841 AM CST SUN FEB 25 2007

...MAJOR WINTER STORM WILL CONTINUE TO IMPACT THE AREA TODAY...

.A POWERFUL WINTER STORM LOCATED OVER SOUTH CENTRAL IOWA THIS
MORNING WILL CONTINUE TO SLOWLY WEAKEN AND MOVE NORTHEAST...REACHING
NORTHERN ILLINOIS BY THIS EVENING. GULF MOISTURE WILL CONTINUE TO
BE PULLED NORTHWARD AHEAD OF AND AROUND THE LOW. THIS IS EXPECTED
TO PRODUCE A LARGE AREA OF LIGHT TO MODERATE SNOW ACROSS
MINNESOTA...IOWA AND WISCONSIN TODAY. A LITTLE SLEET OR FREEZING
RAIN WILL ALSO BE POSSIBLE AS SOME WARMER AIR WRAPS AROUND THE LOW
ACROSS SOUTHERN WISCONSIN AND PARTS OF NORTHEAST IOWA. WITH THE
STORM SLOWLY WEAKENING THE EAST WINDS HAVE DECREASED TO 15 TO 25
MPH...WITH GUSTS TO AROUND 30 MPH. THESE WINDS WILL CONTINUE TO
SLOWLY DIMINISH THROUGH THE DAY. WITH LIGHTER WINDS AND SLOWLY
DIMINISHING SNOW...CONDITIONS HAVE IMPROVED A BIT AND WIDESPREAD
BLIZZARD CONDITIONS ARE NO LONGER EXPECTED.

IAZ008>011-018-019-029-030-MNZ079-086>088-094>096-WIZ017-029-
032>034-041>044-053>055-061-252245-
/O.CAN.KARX.BZ.W.0001.000000T0000Z-070226T0000Z/
/O.NEW.KARX.WS.W.0003.070225T1441Z-070226T0000Z/
MITCHELL-HOWARD-WINNESHIEK-ALLAMAKEE-FLOYD-CHICKASAW-FAYETTE-
CLAYTON-WABASHA-DODGE-OLMSTED-WINONA-MOWER-FILLMORE-HOUSTON-
TAYLOR-CLARK-BUFFALO-TREMPEALEAU-JACKSON-LA CROSSE-MONROE-JUNEAU-
ADAMS-VERNON-CRAWFORD-RICHLAND-GRANT-
INCLUDING THE CITIES OF...DECORAH...WAUKON...CHARLES CITY...
OELWEIN...ROCHESTER...WINONA...AUSTIN...MEDFORD...NEILLSVILLE...
BLACK RIVER FALLS...LA CROSSE...SPARTA/TOMAH...MAUSTON...
VIROQUA...PRAIRIE DU CHIEN...RICHLAND CENTER...PLATTEVILLE
841 AM CST SUN FEB 25 2007

...WINTER STORM WARNING IN EFFECT UNTIL 6 PM CST THIS AFTERNOON...
...BLIZZARD WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS ISSUED A WINTER
STORM WARNING...WHICH IS IN EFFECT UNTIL 6 PM CST THIS AFTERNOON.
THE BLIZZARD WARNING HAS BEEN CANCELLED. 

OCCASIONAL LIGHT TO LOCALLY MODERATE SNOW WILL CONTINUE THROUGH
THE DAY TODAY. THE SNOW MAY BE MIXED WITH SOME SLEET...FREEZING
RAIN OR LIGHT RAIN ACROSS SOUTHWEST WISCONSIN AND PARTS OF NORTHEAST
IOWA. THIS...ALONG WITH BRISK EAST WINDS GUSTING TO AROUND 3O
MPH...WILL CONTINUE TO PRODUCE BLOWING AND DRIFTING SNOW AND
REDUCED VISIBILITIES...ESPECIALLY ACROSS THE RIDGE TOPS AND OTHER
FLATTER...OPEN TERRAIN AREAS.

STORM TOTAL SNOWFALL AMOUNTS BY THIS EVENING WILL REACH AT LEAST
12 INCHES...WITH SOME AREAS RECEIVING LOCALLY UP TO 2 FEET. THIS
STORM WILL DEFINITELY HAVE CRIPPLING EFFECTS ON TRAVEL ACROSS THE
AREA TODAY.

CONDITIONS WILL CONTINUE TO GRADUALLY IMPROVE THROUGH THE DAY AS
THE WINDS SLOWLY DIMINISH.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO
POSSIBLE.  THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

$$

RRS

Nearby

Blizzard Warnings in Wisconsin, 2007Blizzard Warnings in Iowa, 2007Blizzard Warnings in Minnesota, 2007Every blizzard warning in 2007

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.