Alert archive / Minnesota / Blizzard Warnings in 2012

Blizzard Warning 3, NWS Twin Cities, MN

December 19, 20125 counties in Minnesota

NWS Twin Cities, MN issued this blizzard warning at Dec 19, 2012, 3:06 PM CST for 5 counties in Minnesota. It took effect at Dec 19, 2012, 9:00 PM CST. It was in force for 21 hr. 17 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 19, 2012, 3:06 PM CST (21:06 UTC)
In effect from
Dec 19, 2012, 9:00 PM CST
Expired
Dec 20, 2012, 6:00 PM CST
In force
21 hr
Issued by
NWS Twin Cities, MN

Counties Faribault County, MN, Freeborn County, MN, Martin County, MN, Steele County, MN, Waseca County, MN

The radar

The Minneapolis radar (KMPX), 116 km from the middle of the area, began a volume at 21:12 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 19, 11:30 PM CSTSNOW 2.62 Wnw Fairmont, MNSTILL SNOWING
Dec 20, 12:56 AM CSTSNOW 31 S Owatonna, MNSTILL SNOWING.
Dec 20, 1:50 AM CSTSNOW 2.5Albert Lea, MNSTILL SNOWING
Dec 20, 1:50 AM CSTSNOW 3Fairmont, MNSTILL SNOWING.
Dec 20, 1:50 AM CSTSNOW 3.5Blue Earth, MNSTILL SNOWING
Dec 20, 2:00 AM CSTSNOW 3Owatonna, MNSTILL SNOWING.
Dec 20, 2:00 AM CSTSNOW 3Waseca, MNSTILL SNOWING.
Dec 20, 5:26 AM CSTSNOW 4.31 N Owatonna, MNRELAYED VIA WCCO.
Dec 20, 7:16 AM CSTSNOW 41 E Owatonna, MN
Dec 20, 8:00 AM CSTSNOW 1.7Wnw Fairmont, MN
Dec 20, 8:00 AM CSTSNOW 3Winnebago, MN
Dec 20, 8:00 AM CSTSNOW 3.51 Ne Fairmont, MN
Dec 20, 8:00 AM CSTSNOW 43 Se Albert Lea, MN
Dec 20, 8:00 AM CSTSNOW 51 Wnw Wells, MN
Dec 20, 8:00 AM CSTSNOW 5.2Sw Ellendale, MN
Dec 20, 8:00 AM CSTSNOW 5.52 Sse Albert Lea, MN
Dec 20, 9:07 AM CSTSNOW 5S Owatonna, MNEVENT TOTAL.

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, 9.1 hours before the alert went out and 116 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 2012-12-19Temperature 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 2012-12-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 27 square meters per square second.1939587897117136156Sfc1 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
658 m above ground
0-6 km bulk shear
58 kt
0-1 km storm-relative helicity
27 m²/s²
0-3 km storm-relative helicity
150 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.

589 
WWUS43 KMPX 192106
WSWMPX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
306 PM CST WED DEC 19 2012

...SNOW AND BLOWING SNOW EXPECTED IN FAR SOUTHERN MINNESOTA AND
PORTIONS OF WEST CENTRAL WISCONSIN TONIGHT AND THURSDAY...

.A BLIZZARD WARNING HAS BEEN ISSUED FOR STEELE AND FREEBORN
COUNTIES IN SOUTHERN MINNESOTA FOR TONIGHT AND THURSDAY. A WINTER
STORM WARNING REMAINS IN EFFECT FOR TONIGHT AND THURSDAY FOR
GOODHUE...RICE...WASECA...FARIBAULT AND MARTIN COUNTIES IN
SOUTHERN MINNESOTA...ALONG WITH PIERCE...PEPIN...DUNN...CHIPPEWA
AND EAU CLAIRE COUNTIES IN WEST CENTRAL WISCONSIN. A WINTER
WEATHER ADVISORY IS ALSO IN EFFECT FOR THE COUNTIES IMMEDIATELY
NORTH AND WEST OF THE WARNING AREA.

SNOW WILL DEVELOP ACROSS NEBRASKA AND NORTHERN IOWA THIS
AFTERNOON...AND BEGIN TO SPREAD NORTH AND NORTHEAST ACROSS THE
MINNESOTA BORDER BY SUNSET. THE AREA OF SNOW WILL CONTINUE TO
SPREAD NORTHEAST ACROSS SOUTH CENTRAL AND SOUTHEAST MINNESOTA...
AS WELL AS PORTIONS OF WEST CENTRAL WISCONSIN OVERNIGHT. SEVERAL
INCHES OF ACCUMULATING SNOW ARE LIKELY IN THE WARNED AREA...WITH
A FEW INCHES IN THE ADVISORY AREA.

ALTHOUGH THE CURRENT TRACK OF THIS STORM TAKES THE BULK OF THE
HEAVY SNOW ACROSS IOWA AND WISCONSIN...THERE HAS BEEN A SLIGHT
SHIFT TO THE NORTHWEST ON THE MORNING MODEL RUNS. THEREFORE...
SNOWFALL AMOUNTS HAVE BEEN SLIGHTLY INCREASED AND ACCUMULATING
SNOWFALL IS POSSIBLE AS FAR NORTH AS THE SOUTHERN AND
SOUTHEASTERN SUBURBS OF THE TWIN CITIES.

IN ADDITION...STRONG NORTHWEST WINDS WILL DEVELOP LATE TONIGHT AND
CONTINUE THROUGH THE DAY ON THURSDAY. SUSTAINED WIND SPEEDS FROM
15 TO 30 MPH ALONG WITH GUSTS IN THE 30 TO 40 MPH RANGE ARE
POSSIBLE. THIS WOULD LIKELY RESULT IN CONSIDERABLE BLOWING AND
DRIFTING SNOW WITH BLIZZARD CONDITIONS EXPECTED IN STEELE AND
FREEBORN COUNTIES...WITH NEAR BLIZZARD CONDITIONS IN THE REST OF
SOUTHERN MINNESOTA WHERE THERE IS A WINTER STORM WARNING.

MNZ085-093-200600-
/O.CAN.KMPX.WS.W.0003.121220T0300Z-121221T0000Z/
/O.NEW.KMPX.BZ.W.0003.121220T0300Z-121221T0000Z/
STEELE-FREEBORN-
INCLUDING THE CITIES OF...OWATONNA...ALBERT LEA
306 PM CST WED DEC 19 2012

...BLIZZARD WARNING IN EFFECT FROM 9 PM THIS EVENING TO 6 PM CST
THURSDAY...
...WINTER STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN TWIN CITIES/CHANHASSEN HAS ISSUED
A BLIZZARD WARNING...WHICH IS IN EFFECT FROM 9 PM THIS EVENING TO
6 PM CST THURSDAY. THE WINTER STORM WARNING HAS BEEN CANCELLED. 

* TIMING...LIGHT SNOW WILL BEGIN LATE THIS AFTERNOON...AND
  INCREASE IN INTENSITY BY THIS EVENING. PERIODS OF MODERATE TO
  HEAVY SNOW EXPECTED OVERNIGHT. STRONG WINDS WILL FOLLOW
  THURSDAY MORNING.

* WINDS/VISIBILITY...STRONG NORTHWEST WINDS OF 25 TO 35 MPH WITH
  FREQUENT GUSTS REACHING 40 MPH ARE EXPECTED THURSDAY.
  VISIBILITIES WILL FREQUENTLY DROP TO ONE QUARTER OF A MILE OR
  LESS AT TIMES...ESPECIALLY OVERNIGHT THROUGH THURSDAY MORNING.
  TRAVEL ALONG INTERSTATES 90 AND 35 AND OTHER RURAL ROADS WILL BE
  DIFFICULT WHEN THE WINDS INCREASE AND VISIBILITY DROPS.
  CONSIDERABLE BLOWING AND DRIFTING SNOW WITH NEAR WHITE OUT
  CONDITIONS ON THURSDAY.

* SNOW ACCUMULATIONS...5 TO 9 INCHES OF SNOW ARE EXPECTED BY
  THURSDAY AFTERNOON.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE
EXPECTED. 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.

&&

$$

MNZ077-078-084-091-WIZ024-025-200600-
/O.CON.KMPX.WS.W.0003.121220T0300Z-121221T0000Z/
RICE-GOODHUE-WASECA-MARTIN-PIERCE-DUNN-
INCLUDING THE CITIES OF...FARIBAULT...RED WING...WASECA...
FAIRMONT...RIVER FALLS...PRESCOTT...MENOMONIE...BOYCEVILLE
306 PM CST WED DEC 19 2012

...WINTER STORM WARNING REMAINS IN EFFECT FROM 9 PM THIS EVENING
TO 6 PM CST THURSDAY...

* TIMING...LIGHT SNOW WILL BEGIN LATE THIS AFTERNOON...AND 
  INCREASE IN INTENSITY BY THIS EVENING. STRONG WINDS WILL 
  FOLLOW THURSDAY MORNING. 

* IMPACTS...3 TO 6 INCHES OF SNOW ARE EXPECTED BY THURSDAY
  AFTERNOON. STRONG NORTHWEST WINDS OF 20 TO 25 MPH WITH
  OCCASIONAL GUSTS REACHING 30 TO 35 MPH ARE EXPECTED THURSDAY AS
  WELL.

* MAIN IMPACT...TRAVEL ALONG INTERSTATES 90 AND 94 AND OTHER RURAL
  ROADS MAY BECOME DIFFICULT WHEN THE WINDS INCREASE AND
  VISIBILITY DROPS. CONSIDERABLE BLOWING AND DRIFTING SNOW WITH
  OCCASIONAL NEAR WHITE OUT CONDITIONS ON THURSDAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR SNOW AND BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND
BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN
AREAS.

&&

$$

MNZ092-WIZ026>028-200600-
/O.CON.KMPX.WS.W.0003.121220T0300Z-121221T0000Z/
FARIBAULT-PEPIN-CHIPPEWA-EAU CLAIRE-
INCLUDING THE CITIES OF...BLUE EARTH...DURAND...PEPIN...
CHIPPEWA FALLS...BLOOMER...EAU CLAIRE...ALTOONA
306 PM CST WED DEC 19 2012

...WINTER STORM WARNING REMAINS IN EFFECT FROM 9 PM THIS EVENING
TO 6 PM CST THURSDAY...

* TIMING...LIGHT SNOW WILL BEGIN LATE THIS AFTERNOON...AND 
  INCREASE IN INTENSITY BY THIS EVENING. STRONG WINDS WILL 
  FOLLOW THURSDAY MORNING. 

* IMPACTS...5 TO 9 INCHES OF SNOW ARE EXPECTED BY THURSDAY
  AFTERNOON. STRONG NORTHWEST WINDS OF 20 TO 25 MPH WITH
  OCCASIONAL GUSTS REACHING 30 TO 35 MPH ARE EXPECTED THURSDAY AS
  WELL.

* MAIN IMPACT...TRAVEL ALONG INTERSTATES 90 AND 94 AND OTHER
  RURAL ROADS MAY BECOME DIFFICULT WHEN THE WINDS INCREASE AND
  VISIBILITY DROPS. CONSIDERABLE BLOWING AND DRIFTING SNOW WITH
  OCCASIONAL NEAR WHITE OUT CONDITIONS ON THURSDAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR SNOW AND BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND
BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN
AREAS.

&&

$$

MNZ063-069-070-076-082-083-WIZ015-016-023-200600-
/O.CON.KMPX.WW.Y.0012.121220T0300Z-121221T0000Z/
WASHINGTON-SCOTT-DAKOTA-LE SUEUR-WATONWAN-BLUE EARTH-BARRON-RUSK-
ST. CROIX-
INCLUDING THE CITIES OF...STILLWATER...SHAKOPEE...BURNSVILLE...
LE SUEUR...ST. JAMES...MANKATO...RICE LAKE...BARRON...LADYSMITH...
HUDSON...NEW RICHMOND
306 PM CST WED DEC 19 2012

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 9 PM THIS
EVENING TO 6 PM CST THURSDAY...

* TIMING...LIGHT SNOW WILL BEGIN LATE THIS AFTERNOON...AND 
  INCREASE IN INTENSITY BY THIS EVENING. STRONG WINDS WILL 
  FOLLOW THURSDAY MORNING. 

* IMPACTS...2 TO 4 INCHES OF SNOW ARE EXPECTED BY THURSDAY
  AFTERNOON. STRONG NORTHWEST WINDS OF 15 TO 25 MPH WITH
  OCCASIONAL GUSTS UP TO 30 MPH ARE EXPECTED THURSDAY AS WELL.

* MAIN IMPACT...BLOWING AND DRIFTING SNOW COULD MAKE FOR 
  DIFFICULT TRAVEL ON THURSDAY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND
BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN
AREAS.

&&

$$

JPC
4 follow-up statements
344 
WWUS43 KMPX 200303
WSWMPX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
903 PM CST WED DEC 19 2012

...POWERFUL WINTER STORM WILL IMPACT SOUTHEAST MINNESOTA AND WEST
CENTRAL WISCONSIN TONIGHT AND THURSDAY...

.A MAJOR WINTER STORM WILL SPREAD SNOW ACROSS SOUTHERN MINNESOTA
AND WEST CENTRAL WISCONSIN BEGINNING TONIGHT...AND LASTING THROUGH
THURSDAY. SNOWFALL TOTALS WILL RANGE FROM 5 TO 9 INCHES ALONG A
LINE FROM ALBERT LEA...TO RED WING MINNESOTA...AND UP THROUGH 
EAU CLAIRE WISCONSIN...WITH LESSER AMOUNTS NORTH AND WEST OF THIS
LINE. STRONG NORTHWEST WINDS OF 25 MPH...WITH GUSTS 30 TO 40 MPH
WILL ACCOMPANY THE SNOW AND CAUSE SIGNIFICANT BLOWING AND DRIFTING
ALONG I-90 IN MINNESOTA...AND I-94 IN WISCONSIN. TRAVEL WILL
BECOME EXTREMELY DANGEROUS AND IS NOT RECOMMENDED.

MNZ085-093-201115-
/O.CON.KMPX.BZ.W.0003.000000T0000Z-121221T0000Z/
STEELE-FREEBORN-
INCLUDING THE CITIES OF...OWATONNA...ALBERT LEA
903 PM CST WED DEC 19 2012

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

* TIMING...LIGHT SNOW IS BEGINNING...AND WILL INCREASE IN
  INTENSITY LATER TONIGHT. PERIODS OF MODERATE TO HEAVY SNOW ARE 
  EXPECTED...WITH STRONG WINDS DEVELOPING EARLY THURSDAY MORNING.

* WINDS/VISIBILITY...STRONG NORTHWEST WINDS OF 30 MPH WITH GUSTS
  NEAR 40 MPH ARE EXPECTED THURSDAY. THIS WILL CAUSE NEAR ZERO
  VISIBILITIES AT TIMES...ESPECIALLY IN OPEN AREAS.

* SNOW ACCUMULATIONS...5 TO 9 INCHES OF SNOW ARE EXPECTED BY 
  THURSDAY AFTERNOON. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE
EXPECTED. 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.

&&

$$

MNZ077-078-084-091-WIZ024-025-201115-
/O.CON.KMPX.WS.W.0003.000000T0000Z-121221T0000Z/
RICE-GOODHUE-WASECA-MARTIN-PIERCE-DUNN-
INCLUDING THE CITIES OF...FARIBAULT...RED WING...WASECA...
FAIRMONT...RIVER FALLS...PRESCOTT...MENOMONIE...BOYCEVILLE
903 PM CST WED DEC 19 2012

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM CST
THURSDAY...

* TIMING...LIGHT SNOW IS BEGINNING...AND WILL INCREASE IN
  INTENSITY LATER TONIGHT. PERIODS OF MODERATE TO HEAVY SNOW ARE 
  EXPECTED...WITH STRONG WINDS DEVELOPING EARLY THURSDAY MORNING.

* SNOW ACCUMULATIONS...3 TO 6 INCHES OF SNOW ARE EXPECTED BY
  THURSDAY AFTERNOON. 

* MAIN IMPACTS...THE COMBINATION OF FALLING SNOW AND NORTHWEST
  WINDS OF 25 MPH WITH GUSTS NEAR 35 MPH WILL MAKE TRAVEL
  DIFFICULT. THIS INCLUDES INTERSTATES 90 AND 35. CONSIDERABLE
  BLOWING AND DRIFTING SNOW WITH PERIODS OF NEAR WHITE OUT
  CONDITIONS WILL DEVELOP ON THURSDAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR SNOW AND BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND
BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN
AREAS.

&&

$$

MNZ092-WIZ026>028-201115-
/O.CON.KMPX.WS.W.0003.000000T0000Z-121221T0000Z/
FARIBAULT-PEPIN-CHIPPEWA-EAU CLAIRE-
INCLUDING THE CITIES OF...BLUE EARTH...DURAND...PEPIN...
CHIPPEWA FALLS...BLOOMER...EAU CLAIRE...ALTOONA
903 PM CST WED DEC 19 2012

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM CST
THURSDAY...

* TIMING...LIGHT SNOW IS BEGINNING...AND WILL INCREASE IN
  INTENSITY LATER TONIGHT. PERIODS OF MODERATE TO HEAVY SNOW ARE 
  EXPECTED...WITH STRONG WINDS DEVELOPING EARLY THURSDAY MORNING.

* SNOW ACCUMULATIONS...5 TO 9 INCHES OF SNOW ARE EXPECTED BY
  THURSDAY AFTERNOON.

* MAIN IMPACTS...THE COMBINATION OF HEAVY SNOW AND NORTHWEST WINDS
  OF 25 MPH WITH GUSTS NEAR 35 MPH WILL MAKE TRAVEL DIFFICULT.
  THIS INCLUDES INTERSTATES 90 AND 94. CONSIDERABLE BLOWING AND
  DRIFTING SNOW WITH PERIODS OF NEAR WHITE OUT CONDITIONS WILL
  DEVELOP ON THURSDAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR SNOW AND BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND
BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN
AREAS.

&&

$$

MNZ063-069-070-076-082-083-WIZ015-016-023-201115-
/O.CON.KMPX.WW.Y.0012.000000T0000Z-121221T0000Z/
WASHINGTON-SCOTT-DAKOTA-LE SUEUR-WATONWAN-BLUE EARTH-BARRON-RUSK-
ST. CROIX-
INCLUDING THE CITIES OF...STILLWATER...SHAKOPEE...BURNSVILLE...
LE SUEUR...ST. JAMES...MANKATO...RICE LAKE...BARRON...LADYSMITH...
HUDSON...NEW RICHMOND
903 PM CST WED DEC 19 2012

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST
THURSDAY...

* TIMING...LIGHT SNOW IS BEGINNING...AND WILL CONTINUE TONIGHT.
  PERIODS OF LIGHT TO MODERATE SNOW ARE EXPECTED...WITH STRONG
  WINDS DEVELOPING EARLY THURSDAY MORNING.

* SNOW ACCUMULATIONS...2 TO 4 INCHES OF SNOW ARE EXPECTED BY
  THURSDAY AFTERNOON. 

* MAIN IMPACTS...THE COMBINATION OF FALLING SNOW AND STRONG WINDS
  WILL LEAD TO BLOWING AND DRIFTING AND REDUCED
  VISIBILITIES...WHICH WILL MAKE TRAVEL DIFFICULT ON THURSDAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND
BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN
AREAS.

&&

$$

JRB
120 
WWUS43 KMPX 200924
WSWMPX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
324 AM CST THU DEC 20 2012

...BLIZZARD WARNING EXPANDED WESTWARD ACROSS FAR SOUTHERN
MINNESOTA...

.A RAPIDLY DEEPENING LOW PRESSURE SYSTEM WILL TRACK NORTHEAST INTO
NORTHERN ILLINOIS THIS AFTERNOON. SNOW WILL GRADUALLY TAPER OFF
THIS MORNING AND EARLY AFTERNOON FROM WEST TO EAST...LEAVING
TOTAL ACCUMULATIONS OF 5 TO LOCALLY 9 INCHES FROM ALBERT LEA TO
RED WING AND EAU CLAIRE. AMOUNTS WILL DIMINISH QUICKLY TO THE
NORTHWEST OF THAT LINE. STRONG NORTHWEST WINDS OF 25 TO 30
MPH...WITH GUSTS OF 35 TO 45 MPH WILL FOLLOW ON THE BACKSIDE OF
THE SYSTEM THROUGH THE AFTERNOON. THE COMBINATION OF FRESHLY
FALLEN SNOW AND SUCH STRONG WINDS WILL BRING CONSIDERABLE BLOWING
AND DRIFTING SNOW TO OPEN AREAS...INCLUDING ALONG THE INTERSTATE
35 AND 90 CORRIDORS OF FAR SOUTHERN MINNESOTA. TRAVEL WILL BECOME
EXTREMELY DANGEROUS AND IS NOT RECOMMENDED.

MNZ084-091-092-201800-
/O.CAN.KMPX.WS.W.0003.000000T0000Z-121221T0000Z/
/O.EXA.KMPX.BZ.W.0003.000000T0000Z-121221T0000Z/
WASECA-MARTIN-FARIBAULT-
INCLUDING THE CITIES OF...WASECA...FAIRMONT...BLUE EARTH
324 AM CST THU DEC 20 2012

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

THE NATIONAL WEATHER SERVICE IN TWIN CITIES/CHANHASSEN HAS ISSUED
A BLIZZARD WARNING...WHICH IS IN EFFECT UNTIL 6 PM CST THIS
EVENING. THE WINTER STORM WARNING HAS BEEN CANCELLED. 

* TIMING...SNOW WILL TAPER OFF EARLY THIS MORNING...THEN NORTHWEST
  WINDS WILL STRENGTHEN AND PRODUCE CONSIDERABLE BLOWING AND
  DRIFTING SNOW THROUGH THE AFTERNOON.

* WINDS/VISIBILITY...THE COMBINATION OF FRESHLY FALLEN SNOW AND
  NORTHWEST WINDS OF 30 MPH WITH GUSTS NEAR 45 MPH...WILL CAUSE
  CONSIDERABLE BLOWING AND DRIFTING SNOW AND VISIBILITIES NEAR
  ZERO AT TIMES. THIS INCLUDES THE INTERSTATE 35 AND 90 CORRIDORS.

* TOTAL SNOW ACCUMULATIONS...4 TO 7 INCHES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

$$

MNZ063-069-201030-
/O.CAN.KMPX.WW.Y.0012.000000T0000Z-121221T0000Z/
WASHINGTON-SCOTT-
INCLUDING THE CITIES OF...STILLWATER...SHAKOPEE
324 AM CST THU DEC 20 2012

...WINTER WEATHER ADVISORY IS CANCELLED...

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

PERIODS OF LIGHT SNOW WILL CONTINUE THROUGH DAWN...BUT
TOTAL ACCUMULATIONS WILL REMAIN UNDER 2 INCHES.

$$

MNZ085-093-201800-
/O.CON.KMPX.BZ.W.0003.000000T0000Z-121221T0000Z/
STEELE-FREEBORN-
INCLUDING THE CITIES OF...OWATONNA...ALBERT LEA
324 AM CST THU DEC 20 2012

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

* TIMING...SNOW WILL TAPER OFF EARLY THIS MORNING...THEN NORTHWEST
  WINDS WILL STRENGTHEN AND PRODUCE CONSIDERABLE BLOWING AND
  DRIFTING SNOW THROUGH THE AFTERNOON.

* WINDS/VISIBILITY...THE COMBINATION OF FRESHLY FALLEN SNOW AND
  NORTHWEST WINDS OF 30 MPH WITH GUSTS NEAR 45 MPH...WILL CAUSE
  CONSIDERABLE BLOWING AND DRIFTING SNOW AND VISIBILITIES NEAR
  ZERO AT TIMES. THIS INCLUDES THE INTERSTATE 35 AND 90 CORRIDORS.

* TOTAL SNOW ACCUMULATIONS...5 TO 9 INCHES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE
EXPECTED. 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.

&&

$$

MNZ077-078-WIZ024>028-201800-
/O.CON.KMPX.WS.W.0003.000000T0000Z-121221T0000Z/
RICE-GOODHUE-PIERCE-DUNN-PEPIN-CHIPPEWA-EAU CLAIRE-
INCLUDING THE CITIES OF...FARIBAULT...RED WING...RIVER FALLS...
PRESCOTT...MENOMONIE...BOYCEVILLE...DURAND...PEPIN...
CHIPPEWA FALLS...BLOOMER...EAU CLAIRE...ALTOONA
324 AM CST THU DEC 20 2012

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM CST THIS
EVENING...

* TIMING...SNOW WILL BEGIN TO TAPER OFF LATER THIS MORNING...THEN
  NORTHWEST WINDS WILL STRENGTHEN AND PRODUCE BLOWING AND
  DRIFTING SNOW THROUGH THE AFTERNOON.

* TOTAL SNOW ACCUMULATIONS...5 TO 9 INCHES.

* MAIN IMPACTS...THE COMBINATION OF FRESHLY FALLEN SNOW AND
  NORTHWEST WINDS OF 20 TO 30 MPH WITH GUSTS NEAR 40 MPH WILL
  CAUSE BLOWING AND DRIFTING SNOW AND LOCALIZED VISIBILITIES NEAR
  ZERO AT TIMES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR SNOW AND BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND
BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN
AREAS.

&&

$$

MNZ070-076-082-083-WIZ015-016-023-201800-
/O.CON.KMPX.WW.Y.0012.000000T0000Z-121221T0000Z/
DAKOTA-LE SUEUR-WATONWAN-BLUE EARTH-BARRON-RUSK-ST. CROIX-
INCLUDING THE CITIES OF...BURNSVILLE...LE SUEUR...ST. JAMES...
MANKATO...RICE LAKE...BARRON...LADYSMITH...HUDSON...NEW RICHMOND
324 AM CST THU DEC 20 2012

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST THIS
EVENING...

* TIMING...LIGHT SNOW WILL TAPER OFF EARLY THIS MORNING...THEN
  NORTHWEST WINDS WILL STRENGTHEN AND PRODUCE AREAS OF BLOWING AND
  DRIFTING SNOW THROUGH THE AFTERNOON.

* TOTAL SNOW ACCUMULATIONS...2 TO 4 INCHES.

* MAIN IMPACTS...THE COMBINATION OF FRESHLY FALLEN SNOW AND
  NORTHWEST WINDS OF 20 TO 30 MPH WITH GUSTS TO 35 MPH WILL CAUSE
  AREAS OF BLOWING AND DRIFTING SNOW TO DEVELOP...MAKING TRAVEL
  TREACHEROUS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND
BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN
AREAS.

&&

$$

BORGHOFF
657 
WWUS43 KMPX 201238
WSWMPX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
638 AM CST THU DEC 20 2012

...BLIZZARD CONDITIONS EXPECTED TODAY ACROSS FAR SOUTHERN
MINNESOTA...

.A RAPIDLY DEEPENING LOW PRESSURE SYSTEM WILL TRACK NORTHEAST
INTO NORTHERN ILLINOIS THIS AFTERNOON. SNOW WILL GRADUALLY TAPER
OFF THIS MORNING AND EARLY AFTERNOON FROM WEST TO EAST...LEAVING
TOTAL ACCUMULATIONS OF 4 TO LOCALLY 8 INCHES FROM ALBERT LEA TO
RED WING AND EAU CLAIRE. AMOUNTS WILL DIMINISH QUICKLY TO THE
NORTHWEST OF THAT LINE. STRONG NORTHWEST WINDS OF 25 TO 30 MPH...
WITH GUSTS OF 35 TO 45 MPH WILL FOLLOW ON THE BACKSIDE OF THE
SYSTEM THROUGH THE AFTERNOON. THE COMBINATION OF FRESHLY FALLEN
SNOW AND SUCH STRONG WINDS WILL BRING CONSIDERABLE BLOWING AND
DRIFTING SNOW TO OPEN AREAS...INCLUDING ALONG THE INTERSTATE 35
AND 90 CORRIDORS OF FAR SOUTHERN MINNESOTA. TRAVEL WILL BECOME
EXTREMELY DANGEROUS AND IS NOT RECOMMENDED.

MNZ084-085-091>093-202045-
/O.CON.KMPX.BZ.W.0003.000000T0000Z-121221T0000Z/
WASECA-STEELE-MARTIN-FARIBAULT-FREEBORN-
INCLUDING THE CITIES OF...WASECA...OWATONNA...FAIRMONT...
BLUE EARTH...ALBERT LEA
638 AM CST THU DEC 20 2012

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

* TIMING...SNOW WILL TAPER OFF EARLY THIS MORNING...THEN 
  NORTHWEST WINDS WILL STRENGTHEN AND PRODUCE CONSIDERABLE 
  BLOWING AND DRIFTING SNOW THROUGH THE AFTERNOON. 

* WINDS/VISIBILITY...THE COMBINATION OF FRESHLY FALLEN SNOW AND
  NORTHWEST WINDS OF 30 MPH...WITH GUSTS BETWEEN 40 AND 50 MPH...
  WILL CAUSE CONSIDERABLE BLOWING AND DRIFTING SNOW AND
  VISIBILITIES NEAR ZERO AT TIMES. THIS INCLUDES THE INTERSTATE
  35 AND 90 CORRIDORS.

* TOTAL SNOW ACCUMULATIONS...4 TO 7 INCHES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

$$

MNZ077-078-WIZ024>028-202045-
/O.CON.KMPX.WS.W.0003.000000T0000Z-121221T0000Z/
RICE-GOODHUE-PIERCE-DUNN-PEPIN-CHIPPEWA-EAU CLAIRE-
INCLUDING THE CITIES OF...FARIBAULT...RED WING...RIVER FALLS...
PRESCOTT...MENOMONIE...BOYCEVILLE...DURAND...PEPIN...
CHIPPEWA FALLS...BLOOMER...EAU CLAIRE...ALTOONA
638 AM CST THU DEC 20 2012

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM CST THIS
EVENING...

* TIMING...SNOW WILL BEGIN TO TAPER OFF LATER THIS MORNING...
  THEN NORTHWEST WINDS WILL STRENGTHEN AND PRODUCE BLOWING AND 
  DRIFTING SNOW THROUGH THE AFTERNOON. 

* TOTAL SNOW ACCUMULATIONS...4 TO 8 INCHES.

* MAIN IMPACTS...THE COMBINATION OF FRESHLY FALLEN SNOW AND 
  NORTHWEST WINDS OF 20 TO 30 MPH WITH GUSTS NEAR 40 MPH WILL 
  CAUSE BLOWING AND DRIFTING SNOW AND LOCALIZED VISIBILITIES 
  NEAR ZERO AT TIMES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR SNOW AND BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND
BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN
AREAS.

&&

$$

MNZ070-076-082-083-WIZ015-016-023-202045-
/O.CON.KMPX.WW.Y.0012.000000T0000Z-121221T0000Z/
DAKOTA-LE SUEUR-WATONWAN-BLUE EARTH-BARRON-RUSK-ST. CROIX-
INCLUDING THE CITIES OF...BURNSVILLE...LE SUEUR...ST. JAMES...
MANKATO...RICE LAKE...BARRON...LADYSMITH...HUDSON...NEW RICHMOND
638 AM CST THU DEC 20 2012

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST THIS
EVENING...

* TIMING...LIGHT SNOW WILL TAPER OFF EARLY THIS MORNING...THEN 
  NORTHWEST WINDS WILL STRENGTHEN AND PRODUCE AREAS OF BLOWING 
  AND DRIFTING SNOW THROUGH THE AFTERNOON. 

* TOTAL SNOW ACCUMULATIONS...2 TO 4 INCHES.

* MAIN IMPACTS...THE COMBINATION OF FRESHLY FALLEN SNOW AND 
  NORTHWEST WINDS OF 20 TO 30 MPH WITH GUSTS TO 35 MPH WILL 
  CAUSE AREAS OF BLOWING AND DRIFTING SNOW TO DEVELOP...MAKING 
  TRAVEL TREACHEROUS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND
BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN
AREAS.

&&

$$

BORGHOFF
006 
WWUS43 KMPX 201857
WSWMPX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
1257 PM CST THU DEC 20 2012

...BLIZZARD CONDITIONS EXPECTED TODAY ACROSS FAR SOUTHERN
MINNESOTA...

.A DEEP AREA OF LOW PRESSURE WILL BE WORKING ACROSS SOUTHERN LAKE
MICHIGAN THE REST OF THE AFTERNOON. SNOW HAS ENDED ACROSS
MINNESOTA AND WILL CONTINUE TO SLOWLY TAPER OFF IN THE EAU CLAIRE
AREA THROUGH 6 PM. SNOW ACCUMULATIONS OF 4 TO 8 INCHES HAVE
FALLEN FROM ALBERT LEA TO RED WING AND EAU CLAIRE...WITH AMOUNTS
CLOSE TO 12 INCHES ACROSS SOUTHEAST EAU CLAIRE COUNTY. STRONG
NORTHWEST WINDS OF 20 TO 25 MPH... WITH GUSTS OF 30 TO 35 MPH WILL
CONTINUE INTO THIS EVENING. THE COMBINATION OF FRESHLY FALLEN SNOW
AND STRONG WINDS WILL BRING CONSIDERABLE BLOWING AND DRIFTING SNOW
TO OPEN AREAS...INCLUDING ALONG THE INTERSTATE 35 AND 90 CORRIDORS
OF FAR SOUTHERN MINNESOTA.

MNZ084-085-091>093-210000-
/O.CON.KMPX.BZ.W.0003.000000T0000Z-121221T0000Z/
WASECA-STEELE-MARTIN-FARIBAULT-FREEBORN-
INCLUDING THE CITIES OF...WASECA...OWATONNA...FAIRMONT...
BLUE EARTH...ALBERT LEA
1257 PM CST THU DEC 20 2012

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

* TIMING...CONSIDERABLE BLOWING AND DRIFTING SNOW WILL CONTINUE
  THROUGH THE AFTERNOON.

* WINDS/VISIBILITY...THE COMBINATION OF FRESHLY FALLEN SNOW AND
  NORTHWEST WINDS OF 20 TO 30 MPH...WITH GUSTS BETWEEN 35 AND 40
  MPH...WILL CAUSE CONSIDERABLE BLOWING AND DRIFTING SNOW...WITH
  VISIBILITIES NEAR ZERO AT TIMES IN OPEN AREAS. THIS INCLUDES
  THE INTERSTATE 35 AND 90 CORRIDORS.

* TOTAL SNOW ACCUMULATIONS...4 TO 7 INCHES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

$$

MNZ077-078-WIZ024>028-210000-
/O.CON.KMPX.WS.W.0003.000000T0000Z-121221T0000Z/
RICE-GOODHUE-PIERCE-DUNN-PEPIN-CHIPPEWA-EAU CLAIRE-
INCLUDING THE CITIES OF...FARIBAULT...RED WING...RIVER FALLS...
PRESCOTT...MENOMONIE...BOYCEVILLE...DURAND...PEPIN...
CHIPPEWA FALLS...BLOOMER...EAU CLAIRE...ALTOONA
1257 PM CST THU DEC 20 2012

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM CST THIS
EVENING...

* TIMING...SNOW WILL SLOWLY TAPER OFF THIS AFTERNOON ACROSS
  WESTERN WISCONSIN. STRONG NORTHWEST WINDS WILL CONTINUE TO PRODUCE
  BLOWING AND DRIFTING SNOW THROUGH THE AFTERNOON.

* TOTAL SNOW ACCUMULATIONS...5 TO 8 INCHES WITH LOCALLY HIGHER
  AMOUNTS NEAR 12 INCHES IN SOUTHEAST EAU CLAIRE COUNTY.

* MAIN IMPACTS...THE COMBINATION OF FRESHLY FALLEN SNOW AND
  NORTHWEST WINDS OF 20 TO 25 MPH WITH GUSTS AROUND 30 MPH WILL
  CAUSE BLOWING AND DRIFTING SNOW AND LOCALIZED VISIBILITY
  REDUCTIONS AT TIMES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR SNOW AND BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND
BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN
AREAS.

&&

$$

MNZ070-076-082-083-WIZ015-016-023-210000-
/O.CON.KMPX.WW.Y.0012.000000T0000Z-121221T0000Z/
DAKOTA-LE SUEUR-WATONWAN-BLUE EARTH-BARRON-RUSK-ST. CROIX-
INCLUDING THE CITIES OF...BURNSVILLE...LE SUEUR...ST. JAMES...
MANKATO...RICE LAKE...BARRON...LADYSMITH...HUDSON...NEW RICHMOND
1257 PM CST THU DEC 20 2012

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST THIS
EVENING...

* TIMING...THOUGH SNOW HAS ENDED...STRONG NORTHWEST WINDS WILL
  CONTINUE TO PRODUCE AREAS OF BLOWING AND DRIFTING SNOW THROUGH
  THE AFTERNOON.

* TOTAL SNOW ACCUMULATIONS...2 TO 4 INCHES.

* MAIN IMPACTS...THE COMBINATION OF FRESHLY FALLEN SNOW AND
  NORTHWEST WINDS OF 20 TO 35 MPH WITH GUSTS TO AROUND 30 MPH WILL
  CAUSE AREAS OF BLOWING AND DRIFTING SNOW TO DEVELOP...MAKING
  TRAVEL DIFFICULT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND
BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN
AREAS.

&&

$$

The office that day

Everything else NWS Twin Cities, MN issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Dec 19, 4:19 AM CSTWinter Storm WarningMPXFaribault, Freeborn, Goodhue, Martin, Rice, Steele and 1 more38 hr
Dec 19, 4:19 AM CSTWinter Weather AdvisoryMPXGoodhue, Steele8 hr
Dec 19, 11:59 AM CSTWinter Weather AdvisoryMPXBlue Earth, Dakota, Le Sueur, Scott, Washington, Watonwan30 hr

Nearby

Blizzard Warnings in Minnesota, 2012Every blizzard warning in 2012

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.