Alert archive / Iowa / Blizzard Warnings in 2007

Blizzard Warning 1, NWS Des Moines, IA

February 24, 200713 counties in Iowa

NWS Des Moines, IA issued this blizzard warning at Feb 24, 2007, 3:45 PM CST for 13 counties in Iowa. It was in force for 11 hr. 16 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, 3:45 PM CST (21:45 UTC)
Expired
Feb 25, 2007, 3:05 AM CST
In force
11 hr
Issued by
NWS Des Moines, IA

Counties Black Hawk County, IA, Bremer County, IA, Butler County, IA, Cerro Gordo County, IA, Franklin County, IA, Grundy County, IA, Hancock County, IA, Hardin County, IA, Marshall County, IA, Tama County, IA, Winnebago County, IA, Worth County, IA, Wright County, IA

The radar

The Des Moines radar (KDMX), 122 km from the middle of the area, began a volume at 21:46 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, 4:19 PM CSTICE STORM 0Cedar Falls, IA0.30 INCHES ICE ACCUMULATION.
Feb 24, 4:29 PM CSTICE STORM 0Hubbard, IAONE INCH OF ICE ON ROADS. NOW SNOWING.
Feb 24, 4:31 PM CSTHEAVY SLEET 13 Sw Mason City Airport, IAPRECIPITATION HAS CHANGED OVER TO SNOW.
Feb 24, 4:37 PM CSTICE STORM 01 N Mason City, IAONE INCH OF ICE. SNOWING NOW.
Feb 24, 5:34 PM CSTICE STORMClarksville, IAHIGHWAY 188 NORTH OF CLARKSVILLE CLOSED DUE TO DOWNED POWER LINES.
Feb 24, 5:38 PM CSTFREEZING RAIN 15 Nne Evansdale, IANUMEROUS POWER POLES BROKEN AND LYING ACROSS NORTH RAYMOND ROAD IN DEWAR.
Feb 24, 6:34 PM CSTICE STORMGreene, IAPOWER POLES SNAPPED WITH POWER OUTAGES.
Feb 24, 8:38 PM CSTHEAVY SNOW 2.540 W Waterloo, IAMOBILE SPOTTER ESTIMATES 2-3 INCHES OF SNOW ON HIGHWAY 20.
Feb 24, 8:50 PM CSTHEAVY SNOW 22 E Dike, IAHEAVY SNOW AND BLOWING SNOW WITH VISIBILITY LESS THAN 1/4 MILE.
Feb 24, 8:51 PM CSTSNOW 3Mason City, IAFROM KIMT TV.
Feb 24, 9:28 PM CSTICE STORMAllison, IAESTIMATED 90 PERCENT OF RESIDENTS COUNTY WIDE WITHOUT POWER AND AT LEAST 250 POWER POLES SNAPPED. FROM KCCI TV.
Feb 24, 10:43 PM CSTSNOW 4N Iowa Falls, IA
Feb 24, 11:03 PM CSTSNOW 4.7Mason City, IA
Feb 25, 12:25 AM CSTSNOW 7Mason City, IA
Feb 25, 1:44 AM CSTSNOW 6.5N Iowa Falls, IA
Feb 25, 3:15 AM CSTSNOW 5Marshalltown, IA

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, 9.8 hours before the alert went out and 241 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 KDMX 242145
WSWDMX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE DES MOINES IA
345 PM CST SAT FEB 24 2007

...BLIZZARD CONDITIONS LIKELY TONIGHT FOR PORTIONS OF CENTRAL IOWA...

.POWERFUL LOW PRESSURE OVER CENTRAL KANSAS WILL MOVE EAST
NORTHEAST ACROSS NORTHERN MISSOURI TONIGHT AND BE OVER NORTHERN
ILLINOIS SUNDAY. A WIDE VARIETY OF WINTER WEATHER THIS EVENING
WILL TRANSITION TO A SNOW EVENT WITH STRONG WINDS TONIGHT. LIGHT
SNOW WILL CONTINUE THROUGH MUCH OF THE DAY SUNDAY.

IAZ006-007-016-017-025>028-037>039-049-050-250500-
/O.CAN.KDMX.WS.W.0009.000000T0000Z-070226T0000Z/
/O.NEW.KDMX.BZ.W.0001.070224T2145Z-070226T0000Z/
WINNEBAGO-WORTH-HANCOCK-CERRO GORDO-WRIGHT-FRANKLIN-BUTLER-BREMER-
HARDIN-GRUNDY-BLACK HAWK-MARSHALL-TAMA-
INCLUDING THE CITIES OF...FOREST CITY...NORTHWOOD...GARNER...
MASON CITY...CLARION...HAMPTON...ALLISON...WAVERLY...ELDORA...
GRUNDY CENTER...WATERLOO...MARSHALLTOWN...TOLEDO
345 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 DES MOINES HAS ISSUED A BLIZZARD
WARNING...WHICH IS IN EFFECT UNTIL 6 PM CST SUNDAY. THE WINTER
STORM WARNING HAS BEEN CANCELLED. 

FREEZING RAIN AND SLEET WILL CHANGE TO SNOW...HEAVY AT
TIMES...LATE THIS AFTERNOON AND EARLY THIS EVENING. THE HEAVY
SNOWFALL COMBINED WITH FREQUENT WIND GUSTS AT OR ABOVE 35 MPH WILL
RESULT IN EXTREMELY REDUCED VISIBILITY AND WHITEOUT CONDITIONS THROUGH
MUCH OF THE NIGHT. WINDS WILL ABATE SOME LATER TONIGHT...BUT SNOW
WILL CONTINUE TO FALL WITH CONSIDERABLE BLOWING AND DRIFTING.
SNOWFALL RATES TONIGHT WILL BE ONE TO TWO INCHES PER HOUR AT
TIMES. TOTAL SNOW ACCUMULATION BY THE END OF SUNDAY WILL LIKELY BE
8 TO 12 INCHES WITH LOCALLY HIGHER AMOUNTS. DUE TO THE BLOWING AND
DRIFTING SNOW...EXPECT DRIFTS 2 TO 3 FEET DEEP.

THIS IS A LIFE THREATENING WINTER STORM. THE BLIZZARD CONDITIONS
EXPECTED TONIGHT WILL OCCUR AFTER THE AREA EXPERIENCED AN ICE
STORM ON SATURDAY.

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

$$

IAZ084-250500-
/O.CAN.KDMX.ZR.Y.0004.000000T0000Z-070225T0000Z/
/O.EXA.KDMX.SB.Y.0004.070225T0300Z-070225T1800Z/
LUCAS-
INCLUDING THE CITY OF...CHARITON
345 PM CST SAT FEB 24 2007

...SNOW AND BLOWING SNOW ADVISORY IN EFFECT FROM 9 PM THIS
EVENING TO 12 PM CST SUNDAY...
...FREEZING RAIN ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A SNOW AND
BLOWING SNOW ADVISORY...WHICH IS IN EFFECT FROM 9 PM THIS EVENING
TO 12 PM CST SUNDAY. THE FREEZING RAIN ADVISORY HAS BEEN
CANCELLED. 

RAIN WILL CHANGE TO SNOW THIS EVENING. SNOW WILL FALL MODERATE TO
HEAVY AT TIMES OVERNIGHT...THEN LIGHT SNOW WILL LINGER THROUGH THE
DAY SUNDAY. WINDS BLOWING 25 TO 30 MPH AT TIMES WILL RESULT IN
CONSIDERABLE BLOWING AND DRIFTING OF THE SNOW. TOTAL SNOW
ACCUMULATION THROUGH SUNDAY IS EXPECTED TO BE 3 TO 5 INCHES...WITH
MUCH OF THAT OCCURRING TONIGHT.

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

$$

IAZ095>097-242245-
/O.CAN.KDMX.ZR.Y.0004.000000T0000Z-070225T0000Z/
WAYNE-APPANOOSE-DAVIS-
INCLUDING THE CITIES OF...CORYDON...CENTERVILLE...BLOOMFIELD
345 PM CST SAT FEB 24 2007

...FREEZING RAIN ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN DES MOINES HAS CANCELLED THE
FREEZING RAIN ADVISORY. 

TEMPERATURES HAVE RISEN ABOVE FREEZING AND PRECIPITATION IS
FALLING AS RAIN. THE RAIN WILL EVENTUALLY CHANGEOVER TO SNOW LATER
TONIGHT WITH 1 TO 3 INCHES ACCUMULATION POSSIBLE.

$$

IAZ004-005-015-023-024-033>036-250500-
/O.CON.KDMX.WS.W.0009.000000T0000Z-070226T0000Z/
EMMET-KOSSUTH-PALO ALTO-POCAHONTAS-HUMBOLDT-SAC-CALHOUN-WEBSTER-
HAMILTON-
INCLUDING THE CITIES OF...ESTHERVILLE...ALGONA...EMMETSBURG...
POCAHONTAS...HUMBOLDT...SAC CITY...ROCKWELL CITY...FORT DODGE...
WEBSTER CITY
345 PM CST SAT FEB 24 2007

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

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM CST SUNDAY. 

PERIODS OF FREEZING RAIN...MIXED AT TIMES WITH SLEET AND SNOW ARE
EXPECTED THROUGH THE REMAINDER OF THE AFTERNOON. HOWEVER...BY
EARLY THIS EVENING A CHANGEOVER TO ALL SNOW IS EXPECTED...WITH
SEVERAL HOURS OF MODERATE TO HEAVY SNOWFALL AT RATES OF 1 TO 2
INCHES PER HOUR. EAST TO NORTHEAST WINDS 15 TO 25 MPH WITH HIGHER
GUSTS WILL CAUSE CONSIDERABLE BLOWING AND DRIFTING SNOW AND
VISIBILITY UNDER ONE QUARTER MILE AT TIMES. THE WIND AND SNOW WILL
ABATE SOME LATE TONIGHT...BUT LIGHT SNOW WILL LINGER THROUGH THE
DAY SUNDAY. TOTAL SNOW ACCUMULATIONS THROUGH SUNDAY ARE EXPECTED
TO BE 8 TO 12 INCHES...WITH LOCALLY HIGHER AMOUNTS. SNOW DRIFTS
WILL LIKELY BE IN THE 2 TO 3 FOOT RANGE. 

THIS IS A LIFE THREATENING WINTER STORM. THE HEAVY SNOW AND WIND
EXPECTED TONIGHT WILL OCCUR AFTER THE AREA EXPERIENCED AN ICE
STORM ON SATURDAY.

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.

$$

IAZ044>048-059>062-073>075-085-086-250500-
/O.CON.KDMX.WS.W.0009.000000T0000Z-070225T1800Z/
CRAWFORD-CARROLL-GREENE-BOONE-STORY-DALLAS-POLK-JASPER-POWESHIEK-
WARREN-MARION-MAHASKA-MONROE-WAPELLO-
INCLUDING THE CITIES OF...DENISON...CARROLL...JEFFERSON...BOONE...
AMES...ADEL...DES MOINES...NEWTON...GRINNELL...INDIANOLA...
KNOXVILLE...OSKALOOSA...ALBIA...OTTUMWA
345 PM CST SAT FEB 24 2007

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 12 PM CST
SUNDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 12 PM CST SUNDAY. 

PERIODS OF FREEZING RAIN...MIXED AT TIMES WITH SLEET AND SNOW ARE
EXPECTED THROUGH THE REMAINDER OF THE AFTERNOON. HOWEVER...BY
EARLY THIS EVENING A CHANGEOVER TO ALL SNOW IS EXPECTED...WITH
SEVERAL HOURS OF MODERATE TO HEAVY SNOWFALL AT RATES OF 1 TO 2
INCHES PER HOUR. EAST TO NORTHEAST WINDS 20 TO 30 MPH WITH HIGHER
GUSTS WILL CAUSE CONSIDERABLE BLOWING AND DRIFTING SNOW AND
VISIBILITY UNDER ONE QUARTER MILE AT TIMES. THE WIND AND SNOW WILL
ABATE SOME LATE TONIGHT...BUT LIGHT SNOW WILL LINGER THROUGH THE
DAY SUNDAY. TOTAL SNOW ACCUMULATIONS THROUGH SUNDAY ARE EXPECTED
TO BE 6 TO 12 INCHES...WITH LOCALLY HIGHER AMOUNTS. SNOW DRIFTS
WILL LIKELY BE IN THE 2 TO 3 FOOT RANGE.

THIS IS A LIFE THREATENING WINTER STORM. THE HEAVY SNOW AND WIND
EXPECTED TONIGHT WILL OCCUR AFTER MUCH OF THE AREA EXPERIENCED A
SIGNIFICANT ICE STORM ON SATURDAY.

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.

$$

IAZ057-058-070>072-081-082-250500-
/O.CON.KDMX.WS.W.0009.000000T0000Z-070225T1800Z/
AUDUBON-GUTHRIE-CASS-ADAIR-MADISON-ADAMS-UNION-
INCLUDING THE CITIES OF...AUDUBON...GUTHRIE CENTER...ATLANTIC...
GREENFIELD...WINTERSET...CORNING...CRESTON
345 PM CST SAT FEB 24 2007

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 12 PM CST
SUNDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 12 PM CST SUNDAY. 

PERIODS OF RAIN AND FREEZING RAIN...MIXED AT TIMES WITH SLEET AND
SNOW ARE EXPECTED THROUGH THE REMAINDER OF THE AFTERNOON.
HOWEVER...BY EARLY THIS EVENING A CHANGEOVER TO ALL SNOW IS
EXPECTED...WITH SEVERAL HOURS OF MODERATE TO HEAVY SNOWFALL AT
RATES OF 1 TO 2 INCHES PER HOUR. EAST TO NORTHEAST WINDS 20 TO 30
MPH WITH HIGHER GUSTS WILL CAUSE CONSIDERABLE BLOWING AND DRIFTING
SNOW AND VISIBILITY UNDER ONE QUARTER MILE AT TIMES. THE WIND AND
SNOW WILL ABATE SOME LATE TONIGHT...BUT LIGHT SNOW WILL LINGER
THROUGH AT LEAST NOON SUNDAY. TOTAL SNOW ACCUMULATIONS THROUGH SUNDAY
ARE EXPECTED TO BE 6 TO 10 INCHES...WITH LOCALLY HIGHER AMOUNTS.
SNOW DRIFTS WILL LIKELY BE IN THE 1 TO 2 FOOT RANGE.

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.

$$

IAZ083-092>094-250500-
/O.CON.KDMX.SB.Y.0004.070225T0300Z-070225T1800Z/
CLARKE-TAYLOR-RINGGOLD-DECATUR-
INCLUDING THE CITIES OF...OSCEOLA...BEDFORD...MOUNT AYR...LEON
345 PM CST SAT FEB 24 2007

...SNOW AND BLOWING SNOW ADVISORY REMAINS IN EFFECT FROM 9 PM
THIS EVENING TO 12 PM CST SUNDAY...

A SNOW AND BLOWING SNOW ADVISORY REMAINS IN EFFECT FROM 9 PM THIS
EVENING TO 12 PM CST SUNDAY. 

RAIN WILL CHANGE TO SNOW THIS EVENING. THE SNOW IS EXPECTED TO
CONTINUE OVERNIGHT WITH 3 TO 5 INCHES EXPECTED BY MIDDAY SUNDAY.
IN ADDITION...STRONG WINDS FROM THE NORTH TO NORTHWEST AT 15 TO 30
MPH WILL PRODUCE CONSIDERABLE BLOWING AND DRIFTING SNOW AS WELL AS
VISIBILITIES BELOW ONE QUARTER OF A MILE AT TIMES.

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

$$

MOYER
2 follow-up statements
000 
WWUS43 KDMX 250313
WSWDMX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE DES MOINES IA
913 PM CST SAT FEB 24 2007

.POWERFUL LOW PRESSURE OVER EASTERN KANSAS WILL MOVE EAST
NORTHEAST ACROSS NORTHERN MISSOURI TONIGHT AND BE OVER NORTHERN
ILLINOIS SUNDAY AFTERNOON. A WIDE VARIETY OF WINTER WEATHER WILL
TRANSITION TO A SNOW EVENT AFTER MIDNIGHT WITH STRONG WINDS
OVERNIGHT. LIGHT SNOW WILL CONTINUE THROUGH MUCH OF THE DAY
SUNDAY.

IAZ006-007-016-017-025>028-037>039-049-050-251115-
/O.CON.KDMX.BZ.W.0001.000000T0000Z-070226T0000Z/
WINNEBAGO-WORTH-HANCOCK-CERRO GORDO-WRIGHT-FRANKLIN-BUTLER-BREMER-
HARDIN-GRUNDY-BLACK HAWK-MARSHALL-TAMA-
INCLUDING THE CITIES OF...FOREST CITY...NORTHWOOD...GARNER...
MASON CITY...CLARION...HAMPTON...ALLISON...WAVERLY...ELDORA...
GRUNDY CENTER...WATERLOO...MARSHALLTOWN...TOLEDO
913 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. 

SNOW...MIXED WITH FREEZING RAIN AND SLEET AT TIMES...WILL CHANGE
TO ALL SNOW BY SHORTLY AFTER MIDNIGHT. THE SNOW WILL BECOME HEAVY
AT TIMES THROUGH AROUND 300 AM OR SO. THE HEAVY SNOWFALL COMBINED
WITH FREQUENT WIND GUSTS AT OR ABOVE 35 MPH WILL RESULT IN
EXTREMELY REDUCED VISIBILITY AND WHITEOUT CONDITIONS THROUGH MUCH
OF THE PREDAWN HOURS. WINDS WILL ABATE SOME LATER TOWARD
MORNING...BUT SNOW WILL CONTINUE TO FALL WITH CONSIDERABLE
BLOWING AND DRIFTING. SNOWFALL RATES TONIGHT WILL BE ONE TO TWO
INCHES PER HOUR AT TIMES ARE POSSIBLE FOR A FEW HOURS AFTER THE
MIXED PRECIPITATION CHANGES OVER TO SNOW. TOTAL SNOW ACCUMULATION
BY THE END OF SUNDAY WILL LIKELY BE 8 TO 11 INCHES WITH LOCALLY
HIGHER AMOUNTS. DUE TO THE BLOWING AND DRIFTING SNOW...EXPECT
DRIFTS 2 TO 3 FEET DEEP.

THIS IS A LIFE THREATENING WINTER STORM. THE BLIZZARD CONDITIONS
EXPECTED TONIGHT WILL OCCUR AFTER THE AREA EXPERIENCED AN ICE
STORM ON SATURDAY.

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

$$

IAZ004-005-015-023-024-033>036-251115-
/O.CON.KDMX.WS.W.0009.000000T0000Z-070226T0000Z/
EMMET-KOSSUTH-PALO ALTO-POCAHONTAS-HUMBOLDT-SAC-CALHOUN-WEBSTER-
HAMILTON-
INCLUDING THE CITIES OF...ESTHERVILLE...ALGONA...EMMETSBURG...
POCAHONTAS...HUMBOLDT...SAC CITY...ROCKWELL CITY...FORT DODGE...
WEBSTER CITY
913 PM CST SAT FEB 24 2007

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

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM CST SUNDAY. 

SNOW WILL CONTINUE...WITH SEVERAL HOURS OF MODERATE TO HEAVY
SNOWFALL AT RATES OF 1 TO 2 INCHES PER HOUR INTO THE PREDAWN
HOURS. EAST TO NORTHEAST WINDS 15 TO 25 MPH WITH HIGHER GUSTS
WILL CAUSE CONSIDERABLE BLOWING AND DRIFTING SNOW AND VISIBILITY
UNDER ONE QUARTER MILE AT TIMES. THE WIND AND SNOW WILL ABATE SOME
BEFORE MORNING...BUT LIGHT SNOW WILL LINGER THROUGH THE DAY
SUNDAY. TOTAL SNOW ACCUMULATIONS THROUGH SUNDAY ARE EXPECTED TO BE
8 TO 10 INCHES...WITH LOCALLY HIGHER AMOUNTS. SNOW DRIFTS WILL
LIKELY BE IN THE 2 TO 3 FOOT RANGE.

THIS IS A LIFE THREATENING WINTER STORM. THE HEAVY SNOW AND WIND
EXPECTED TONIGHT WILL OCCUR AFTER THE AREA EXPERIENCED AN ICE
STORM ON SATURDAY.

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.

$$

IAZ044>048-059>062-073>075-085-086-251115-
/O.CON.KDMX.WS.W.0009.000000T0000Z-070225T1800Z/
CRAWFORD-CARROLL-GREENE-BOONE-STORY-DALLAS-POLK-JASPER-POWESHIEK-
WARREN-MARION-MAHASKA-MONROE-WAPELLO-
INCLUDING THE CITIES OF...DENISON...CARROLL...JEFFERSON...BOONE...
AMES...ADEL...DES MOINES...NEWTON...GRINNELL...INDIANOLA...
KNOXVILLE...OSKALOOSA...ALBIA...OTTUMWA
913 PM CST SAT FEB 24 2007

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 12 PM CST
SUNDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 12 PM CST SUNDAY. 

PERIODS OF MIXED FREEZING RAIN...SLEET...AND SNOW WILL CHANGE TO
ALL SNOW BY MIDNIGHT OR SO AND IS EXPECTED TO CONTINUE THROUGH THE
NIGHT. A PERIOD OF SEVERAL HOURS OF MODERATE TO HEAVY SNOWFALL AT
RATES OF 1 TO 2 INCHES PER HOUR CAN BE EXPECTED THROUGH 400 AM. EAST
TO NORTHEAST WINDS 20 TO 30 MPH WITH HIGHER GUSTS WILL CAUSE
CONSIDERABLE BLOWING AND DRIFTING SNOW AND VISIBILITY UNDER ONE
QUARTER MILE AT TIMES. THE WIND AND SNOW WILL ABATE SOME TOWARD
MORNING...BUT LIGHT SNOW WILL LINGER THROUGH THE DAY SUNDAY.
TOTAL SNOW ACCUMULATIONS THROUGH SUNDAY ARE EXPECTED TO BE 6 TO 10
INCHES...WITH LOCALLY HIGHER AMOUNTS. SNOW DRIFTS WILL LIKELY BE
IN THE 2 TO 3 FOOT RANGE.

THIS IS A LIFE THREATENING WINTER STORM. THE HEAVY SNOW AND WIND
EXPECTED TONIGHT WILL OCCUR AFTER MUCH OF THE AREA EXPERIENCED A
SIGNIFICANT ICE STORM ON SATURDAY.

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.

$$

IAZ057-058-070>072-081-082-251115-
/O.CON.KDMX.WS.W.0009.000000T0000Z-070225T1800Z/
AUDUBON-GUTHRIE-CASS-ADAIR-MADISON-ADAMS-UNION-
INCLUDING THE CITIES OF...AUDUBON...GUTHRIE CENTER...ATLANTIC...
GREENFIELD...WINTERSET...CORNING...CRESTON
913 PM CST SAT FEB 24 2007

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 12 PM CST
SUNDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 12 PM CST SUNDAY. 

SNOW WILL BE MIXED WITH FREEZING RAIN AND SLEET AT TIMES UNTIL
AROUND MIDNIGHT. SEVERAL HOURS OF MODERATE TO HEAVY SNOWFALL AT
RATES OF 1 TO 2 INCHES PER HOUR CAN BE EXPECTED. EAST TO NORTHEAST
WINDS 20 TO 30 MPH WITH HIGHER GUSTS WILL CAUSE CONSIDERABLE
BLOWING AND DRIFTING SNOW AND VISIBILITY UNDER ONE QUARTER MILE AT
TIMES. THE WIND AND SNOW WILL ABATE SOME TOWARD MORNING...BUT
LIGHT SNOW WILL LINGER THROUGH AT LEAST NOON SUNDAY. TOTAL SNOW
ACCUMULATIONS THROUGH SUNDAY ARE EXPECTED TO BE 6 TO 9
INCHES...WITH LOCALLY HIGHER AMOUNTS. SNOW DRIFTS WILL LIKELY BE
IN THE 1 TO 2 FOOT RANGE.

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.

$$

IAZ083-084-092>094-251115-
/O.CON.KDMX.SB.Y.0004.000000T0000Z-070225T1800Z/
CLARKE-LUCAS-TAYLOR-RINGGOLD-DECATUR-
INCLUDING THE CITIES OF...OSCEOLA...CHARITON...BEDFORD...
MOUNT AYR...LEON
913 PM CST SAT FEB 24 2007

...SNOW AND BLOWING SNOW ADVISORY REMAINS IN EFFECT UNTIL 12 PM
CST SUNDAY...

A SNOW AND BLOWING SNOW ADVISORY REMAINS IN EFFECT UNTIL 12 PM
CST SUNDAY. 

PERIODS OF MIXED FREEZING RAIN...SLEET...AND SNOW WILL CHANGE OVER
TO ALL SNOW BY AROUND MIDNIGHT. THE SNOW IS EXPECTED TO CONTINUE
OVERNIGHT WITH 2TO 5 INCHES EXPECTED BY MIDDAY SUNDAY. IN
ADDITION...STRONG WINDS FROM THE NORTH TO NORTHWEST AT 15 TO 30
MPH WILL PRODUCE CONSIDERABLE BLOWING AND DRIFTING SNOW AS WELL AS
VISIBILITIES BELOW ONE QUARTER OF A MILE AT TIMES.

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

$$
000 
WWUS43 KDMX 250905
WSWDMX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE DES MOINES IA
305 AM CST SUN FEB 25 2007

.POWERFUL LOW PRESSURE OVER NORTHERN MISSOURI EASTERN KANSAS WILL
MOVE EAST NORTHEAST ACROSS NORTHERN MISSOURI EARLY TODAY IS
FORECAST TO BE OVER NORTHERN ILLINOIS SUNDAY AFTERNOON. SNOW
WILL CONTINUE THROUGH MUCH OF THE DAY SUNDAY HOWEVER ADDITIONAL
ACCUMULATIONS OF ONLY ONE TO TWO INCHES ARE EXPECTED.

IAZ006-007-016-017-025>028-037>039-049-050-251700-
/O.CAN.KDMX.BZ.W.0001.000000T0000Z-070226T0000Z/
/O.EXB.KDMX.WS.W.0009.070225T1000Z-070226T0000Z/
WINNEBAGO-WORTH-HANCOCK-CERRO GORDO-WRIGHT-FRANKLIN-BUTLER-BREMER-
HARDIN-GRUNDY-BLACK HAWK-MARSHALL-TAMA-
INCLUDING THE CITIES OF...FOREST CITY...NORTHWOOD...GARNER...
MASON CITY...CLARION...HAMPTON...ALLISON...WAVERLY...ELDORA...
GRUNDY CENTER...WATERLOO...MARSHALLTOWN...TOLEDO
305 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 DES MOINES HAS ISSUED A WINTER
STORM WARNING...WHICH IS IN EFFECT UNTIL 6 PM CST THIS AFTERNOON.
THE BLIZZARD WARNING HAS BEEN CANCELED. 

SNOW WILL CONTINUE...WITH SEVERAL HOURS OF MODERATE TO HEAVY
SNOWFALL AT RATES OF 1 TO 2 INCHES PER HOUR INTO THE MORNING HOURS.
EAST TO NORTHEAST WINDS 15 TO 25 MPH WITH HIGHER GUSTS WILL CAUSE
BLOWING AND DRIFTING SNOW AND VISIBILITY UNDER ONE QUARTER MILE AT
TIMES. THE WIND AND SNOW WILL ABATE SOME TIME THIS MORNING...BUT
LIGHT SNOW WILL LINGER THROUGH THE DAY SUNDAY. TOTAL SNOW
ACCUMULATIONS THROUGH SUNDAY ARE EXPECTED TO BE 8 TO 11 INCHES...WITH
LOCALLY HIGHER AMOUNTS.

THIS IS A LIFE THREATENING WINTER STORM. THE HEAVY SNOW AND WIND
EXPECTED WILL OCCUR AFTER THE AREA EXPERIENCED AN ICE STORM ON
SATURDAY.

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.

$$

IAZ083-084-092>094-251015-
/O.CAN.KDMX.SB.Y.0004.000000T0000Z-070225T1800Z/
CLARKE-LUCAS-TAYLOR-RINGGOLD-DECATUR-
INCLUDING THE CITIES OF...OSCEOLA...CHARITON...BEDFORD...
MOUNT AYR...LEON
305 AM CST SUN FEB 25 2007

...SNOW AND BLOWING SNOW ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN DES MOINES HAS CANCELED THE SNOW
AND BLOWING SNOW ADVISORY. 

THE THREAT OF STRONG WINDS AND BLOWING SNOW HAS ENDED. THERE WILL
BE SOME ADDITIONAL SNOWFALL AND BRISK WINDS TODAY AND MAY CAUSE
SOME MINOR BLOWING AND DRIFTING.

$$

IAZ004-005-015-023-024-033>036-251700-
/O.CON.KDMX.WS.W.0009.000000T0000Z-070226T0000Z/
EMMET-KOSSUTH-PALO ALTO-POCAHONTAS-HUMBOLDT-SAC-CALHOUN-WEBSTER-
HAMILTON-
INCLUDING THE CITIES OF...ESTHERVILLE...ALGONA...EMMETSBURG...
POCAHONTAS...HUMBOLDT...SAC CITY...ROCKWELL CITY...FORT DODGE...
WEBSTER CITY
305 AM CST SUN FEB 25 2007

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

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

SNOW WILL CONTINUE...WITH SEVERAL HOURS OF MODERATE TO HEAVY
SNOWFALL AT RATES OF 1 TO 2 INCHES PER HOUR INTO THE MORNING HOURS.
EAST TO NORTHEAST WINDS 15 TO 25 MPH WITH HIGHER GUSTS WILL CAUSE
BLOWING AND DRIFTING SNOW AND VISIBILITY UNDER ONE QUARTER MILE AT
TIMES. THE WIND AND SNOW WILL ABATE SOME TIME THIS MORNING...BUT
LIGHT SNOW WILL LINGER THROUGH THE DAY SUNDAY. TOTAL SNOW
ACCUMULATIONS THROUGH SUNDAY ARE EXPECTED TO BE 8 TO 10 INCHES...WITH
LOCALLY HIGHER AMOUNTS.

THIS IS A LIFE THREATENING WINTER STORM. THE HEAVY SNOW AND WIND
EXPECTED WILL OCCUR AFTER THE AREA EXPERIENCED AN ICE STORM ON
SATURDAY.

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.

$$

IAZ044>048-059>062-073>075-085-086-251700-
/O.CON.KDMX.WS.W.0009.000000T0000Z-070225T1800Z/
CRAWFORD-CARROLL-GREENE-BOONE-STORY-DALLAS-POLK-JASPER-POWESHIEK-
WARREN-MARION-MAHASKA-MONROE-WAPELLO-
INCLUDING THE CITIES OF...DENISON...CARROLL...JEFFERSON...BOONE...
AMES...ADEL...DES MOINES...NEWTON...GRINNELL...INDIANOLA...
KNOXVILLE...OSKALOOSA...ALBIA...OTTUMWA
305 AM CST SUN FEB 25 2007

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON CST TODAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON CST TODAY. 

SNOW WILL CONTINUE WITH MODERATE TO HEAVY RATES AT TIMES...AND
EAST TO NORTHEAST WINDS 20 TO 30 MPH WITH HIGHER GUSTS WILL CAUSE
CONSIDERABLE BLOWING AND DRIFTING SNOW AND VISIBILITY UNDER ONE
QUARTER MILE AT TIMES. THE WIND AND SNOW WILL ABATE SOME TIME THIS 
MORNING...BUT LIGHT SNOW WILL LINGER THROUGH THE DAY SUNDAY.
TOTAL SNOW ACCUMULATIONS THROUGH SUNDAY ARE EXPECTED TO BE 6 TO 10
INCHES...WITH LOCALLY HIGHER AMOUNTS.

THIS IS A LIFE THREATENING WINTER STORM. THE HEAVY SNOW AND WIND
EXPECTED WILL OCCUR AFTER MUCH OF THE AREA EXPERIENCED A
SIGNIFICANT ICE STORM ON SATURDAY.

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.

$$

IAZ057-058-070>072-081-082-251700-
/O.CON.KDMX.WS.W.0009.000000T0000Z-070225T1800Z/
AUDUBON-GUTHRIE-CASS-ADAIR-MADISON-ADAMS-UNION-
INCLUDING THE CITIES OF...AUDUBON...GUTHRIE CENTER...ATLANTIC...
GREENFIELD...WINTERSET...CORNING...CRESTON
305 AM CST SUN FEB 25 2007

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON CST TODAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON CST TODAY. 

SNOW...MODERATE TO HEAVY AT TIMES...AND EAST TO NORTHEAST WINDS
20 TO 30 MPH WITH HIGHER GUSTS WILL CAUSE CONSIDERABLE BLOWING AND
DRIFTING SNOW AND VISIBILITY UNDER ONE QUARTER MILE AT TIMES. THE
WIND AND SNOW WILL ABATE SOME TIME THIS MORNING...BUT LIGHT SNOW
WILL LINGER THROUGH AT LEAST NOON SUNDAY. TOTAL SNOW ACCUMULATIONS
THROUGH SUNDAY ARE EXPECTED TO BE 6 TO 9 INCHES...WITH LOCALLY
HIGHER AMOUNTS.

THIS IS A LIFE THREATENING WINTER STORM. THE HEAVY SNOW AND WIND
EXPECTED WILL OCCUR AFTER MUCH OF THE AREA EXPERIENCED A
SIGNIFICANT ICE STORM ON SATURDAY.

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.

$$


FORSTER

The office that day

Everything else NWS Des Moines, IA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Feb 24, 3:57 AM CSTSnow and Blowing Snow AdvisoryDMXClarke, Decatur, Lucas, Ringgold, Taylor23 hr
Feb 24, 3:57 AM CSTFreezing Rain AdvisoryDMXAppanoose, Davis, Lucas, Monroe, Wapello, Wayne12 hr

Nearby

Blizzard Warnings in Iowa, 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.