Alert archive / Iowa / Winter Storm Warnings in 2013

Winter Storm Warning 7, NWS Des Moines, IA

April 9, 20134 counties in Iowa

NWS Des Moines, IA issued this winter storm warning at Apr 9, 2013, 4:28 PM CDT for 4 counties in Iowa. It took effect at Apr 10, 2013, 7:00 AM CDT. It was in force for 26 hr. 5 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
Apr 9, 2013, 4:28 PM CDT (21:28 UTC)
In effect from
Apr 10, 2013, 7:00 AM CDT
Expired
Apr 11, 2013, 8:43 AM CDT
In force
26 hr
Issued by
NWS Des Moines, IA

Counties Emmet County, IA, Kossuth County, IA, Palo Alto County, IA, Winnebago County, IA

The radar

The Des Moines radar (KDMX), 177 km from the middle of the area, began a volume at 21:30 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
Apr 11, 7:00 AM CDTSNOW 3Algona, IA24 HOUR STORM TOTAL.
Apr 11, 7:00 AM CDTSNOW 3Estherville, IA24 HOUR STORM TOTAL.
Apr 11, 7:00 AM CDTSNOW 3Ringsted, IA24 HOUR STORM TOTAL.
Apr 11, 7:00 AM CDTSNOW 4Emmetsburg, IA24 HOUR STORM TOTAL.
Apr 11, 7:00 AM CDTSNOW 5Swea City, IA24 HOUR STORM 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, 9.5 hours before the alert went out and 186 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 2013-04-09Temperature 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°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Minneapolis, MN at 12:00Z on 2013-04-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 117 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
671 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
117 m²/s²
0-3 km storm-relative helicity
257 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.

006 
WWUS43 KDMX 092128
WSWDMX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE DES MOINES IA
428 PM CDT TUE APR 9 2013

...A LATE SEASON WINTER STORM WILL IMPACT NORTHWEST IOWA...

.AN INTENSE LATE SEASON WINTER STORM WILL PRODUCE WIDESPREAD
WINTER WEATHER ACROSS PARTS OF THE NORTHERN PLAINS AND UPPER
MIDWEST THROUGH THURSDAY.

IAZ004>006-015-100530-
/O.NEW.KDMX.WS.W.0007.130410T0600Z-130411T1800Z/
EMMET-KOSSUTH-WINNEBAGO-PALO ALTO-
INCLUDING THE CITIES OF...ESTHERVILLE...ALGONA...FOREST CITY...
EMMETSBURG
428 PM CDT TUE APR 9 2013

...WINTER STORM WARNING IN EFFECT FROM 1 AM WEDNESDAY TO 1 PM CDT
THURSDAY...

THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A WINTER
STORM WARNING FOR A MIXTURE OF ICE AND HEAVY SNOW...WHICH IS IN
EFFECT FROM 1 AM WEDNESDAY TO 1 PM CDT THURSDAY.

* TIMING...RAIN TONIGHT WILL BECOMING FREEZING RAIN AFTER MIDNIGHT
  AS TEMPERATURES FALL BELOW FREEZING. A WINTRY MIX IS FORECAST
  FOR WEDNESDAY AND THEN THE PRECIPITATION WILL TURN OVER TO ALL
  SNOW BY WEDNESDAY EVENING.

* STORM TOTAL SNOW/ICE ACCUMULATIONS...EXPECT ICE ACCUMULATIONS OF
  AROUND A QUARTER INCH BEFORE WEDNESDAY EVENING FOLLOWED BY 3 TO
  7 INCHES OF SNOW WEDNESDAY NIGHT AND THURSDAY MORNING.

* WINDS/VISIBILITY...WINDS WILL BE NORTHEAST AT 15 TO 25 MPH
  THROUGH THE WARNING PERIOD.

* IMPACTS...THE INITIAL WINTRY MIX OF ICE AND SLEET LATE TONIGHT
  AND WEDNESDAY WILL CAUSE TRAVEL PROBLEMS. TRAVEL HAZARDS WILL BE
  WORSE DURING THE OVERNIGHT HOURS TONIGHT AND AGAIN THURSDAY
  NIGHT. THERE MAY BE PROBLEMS DUE TO ICE ACCUMULATIONS ON TREES
  AND POWER LINES LATE TONIGHT AND EARLY WEDNESDAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF
SNOW...SLEET...AND ICE ARE EXPECTED. BE PREPARED FOR HAZARDOUS
TRAVEL CONDITIONS AND POSSIBLE POWER INTERRUPTIONS.

&&

$$
13 follow-up statements
051 
WWUS43 KDMX 100014
WSWDMX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE DES MOINES IA
714 PM CDT TUE APR 9 2013

...A LATE SEASON WINTER STORM WILL IMPACT NORTHWEST IOWA...

.AN INTENSE LATE SEASON WINTER STORM WILL PRODUCE WIDESPREAD
WINTER WEATHER ACROSS PARTS OF THE NORTHERN PLAINS AND UPPER
MIDWEST THROUGH THURSDAY.

IAZ004>006-015-100815-
/O.CON.KDMX.WS.W.0007.130410T0600Z-130411T1800Z/
EMMET-KOSSUTH-WINNEBAGO-PALO ALTO-
INCLUDING THE CITIES OF...ESTHERVILLE...ALGONA...FOREST CITY...
EMMETSBURG
714 PM CDT TUE APR 9 2013

...WINTER STORM WARNING REMAINS IN EFFECT FROM 1 AM WEDNESDAY TO
1 PM CDT THURSDAY...

* TIMING...RAIN TONIGHT WILL BECOMING FREEZING RAIN AFTER 
  MIDNIGHT AS TEMPERATURES FALL BELOW FREEZING. A WINTRY MIX IS 
  FORECAST FOR WEDNESDAY AND THEN THE PRECIPITATION WILL TURN 
  OVER TO ALL SNOW BY WEDNESDAY EVENING. 

* STORM TOTAL SNOW/ICE ACCUMULATIONS...EXPECT ICE ACCUMULATIONS 
  OF AROUND A QUARTER INCH BEFORE WEDNESDAY EVENING FOLLOWED BY 
  3 TO 7 INCHES OF SNOW WEDNESDAY NIGHT AND THURSDAY MORNING. 

* WINDS/VISIBILITY...WINDS WILL BE NORTHEAST AT 15 TO 25 MPH 
  THROUGH THE WARNING PERIOD. 

* IMPACTS...THE INITIAL WINTRY MIX OF ICE AND SLEET LATE TONIGHT 
  AND WEDNESDAY WILL CAUSE TRAVEL PROBLEMS. TRAVEL HAZARDS WILL 
  BE WORSE DURING THE OVERNIGHT HOURS TONIGHT AND AGAIN THURSDAY 
  NIGHT. THERE MAY BE PROBLEMS DUE TO ICE ACCUMULATIONS ON TREES 
  AND POWER LINES LATE TONIGHT AND EARLY WEDNESDAY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET...AND ICE ARE EXPECTED. BE PREPARED FOR HAZARDOUS TRAVEL
CONDITIONS AND POSSIBLE POWER INTERRUPTIONS.

&&

$$
876 
WWUS43 KDMX 100540
WSWDMX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE DES MOINES IA
1240 AM CDT WED APR 10 2013

...A LATE SEASON WINTER STORM WILL IMPACT NORTHWEST IOWA...

.AN INTENSE LATE SEASON WINTER STORM WILL PRODUCE WIDESPREAD
WINTER WEATHER ACROSS PARTS OF THE NORTHERN PLAINS AND UPPER
MIDWEST WEDNESDAY THROUGH THURSDAY.

IAZ004>006-015-101345-
/O.EXT.KDMX.WS.W.0007.130410T1200Z-130411T1800Z/
EMMET-KOSSUTH-WINNEBAGO-PALO ALTO-
INCLUDING THE CITIES OF...ESTHERVILLE...ALGONA...FOREST CITY...
EMMETSBURG
1240 AM CDT WED APR 10 2013

...WINTER STORM WARNING NOW IN EFFECT FROM 7 AM THIS MORNING TO
1 PM CDT THURSDAY...

* TIMING...RAIN TONIGHT WILL BECOMING FREEZING RAIN LATE TONIGHT
  WITH ICE ACCUMULATION BEGINNING AROUND SUNRISE WITH TEMPERATURES
  FALLING TO AROUND FREEZING. A WINTRY MIX IS FORECAST FOR
  WEDNESDAY AND THEN THE PRECIPITATION WILL TURN OVER TO ALL SNOW
  BY WEDNESDAY EVENING.

* STORM TOTAL SNOW/ICE ACCUMULATIONS...EXPECT ICE ACCUMULATIONS OF
  UP TO A QUARTER INCH BEFORE WEDNESDAY EVENING FOLLOWED BY 3 TO 7
  INCHES OF SNOW WEDNESDAY NIGHT AND THURSDAY MORNING.

* WINDS/VISIBILITY...WINDS WILL BE NORTHEAST AT 15 TO 25 MPH 
  THROUGH THE WARNING PERIOD. 

* IMPACTS...THE INITIAL WINTRY MIX OF ICE AND SLEET WEDNESDAY WILL
  CAUSE TRAVEL PROBLEMS. TRAVEL HAZARDS WILL BE WORSE DURING THE
  MORNING WEDNESDAY AND AGAIN THURSDAY NIGHT. THERE MAY BE
  PROBLEMS DUE TO ICE ACCUMULATIONS ON TREES AND POWER LINES
  WEDNESDAY MORNING. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET...AND ICE ARE EXPECTED. BE PREPARED FOR HAZARDOUS TRAVEL
CONDITIONS AND POSSIBLE POWER INTERRUPTIONS.

&&

$$
484 
WWUS43 KDMX 100859
WSWDMX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE DES MOINES IA
359 AM CDT WED APR 10 2013

...A LATE SEASON WINTER STORM WILL IMPACT NORTHWEST IOWA...

.AN INTENSE LATE SEASON WINTER STORM WILL PRODUCE WIDESPREAD
WINTER WEATHER ACROSS PARTS OF THE NORTHERN PLAINS AND UPPER
MIDWEST TODAY THROUGH THURSDAY.

IAZ004>006-015-101700-
/O.CON.KDMX.WS.W.0007.130410T1200Z-130411T1800Z/
EMMET-KOSSUTH-WINNEBAGO-PALO ALTO-
INCLUDING THE CITIES OF...ESTHERVILLE...ALGONA...FOREST CITY...
EMMETSBURG
359 AM CDT WED APR 10 2013

...WINTER STORM WARNING REMAINS IN EFFECT FROM 7 AM THIS MORNING
TO 1 PM CDT THURSDAY...

* TIMING...RAIN WILL CHANGE TO A WINTRY MIX OF RAIN...FREEZING
  RAIN...AND SLEET TODAY. THE MIXTURE WILL GRADUALLY CHANGE TO ALL
  SNOW TONIGHT. ICE ACCUMULATION WILL BE MINOR TODAY AND WITH
  TEMPERATURES NEAR FREEZING. AFTER SUNSET...TEMPERATURES WILL
  FALL AND SNOW WILL OVERSPREAD THE AREA.

* STORM TOTAL SNOW/ICE ACCUMULATIONS...EXPECT ICE ACCUMULATIONS TO
  BE ON THE ORDER OF A FEW HUNDREDTHS OF AN INCH TO ONE TENTH INCH
  THROUGH THIS EVENING. SNOW ACCUMULATIONS TONIGHT INTO THURSDAY
  WILL BE IN THE 3 TO 7 INCH RANGE.

* WINDS/VISIBILITY...WINDS WILL BE NORTHEAST AT 15 TO 25 MPH
  THROUGH THE WARNING PERIOD. VISIBILITY WILL NOT BE RESTRICTED
  MUCH TODAY...BUT WILL LIKELY FALL UNDER A MILE TONIGHT WITH THE SNOW.

* IMPACTS...THE INITIAL WINTRY MIX OF ICE AND SLEET TODAY ARE NOT
  LIKELY TO CAUSE A GREAT DEAL OF TRAVEL PROBLEMS...HOWEVER SLICK
  SPITS WILL DEVELOP. TRAVEL HAZARDS WILL BE WORSEN RAPIDLY AFTER
  SUNSET AS TEMPERATURES FALL BELOW FREEZING AND THE HEAVIER SNOW
  MOVES IN.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET...AND ICE ARE EXPECTED. BE PREPARED FOR HAZARDOUS TRAVEL
CONDITIONS AND POSSIBLE POWER INTERRUPTIONS.

&&

$$
398 
WWUS43 KDMX 101510
WSWDMX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE DES MOINES IA
1010 AM CDT WED APR 10 2013

...A LATE SEASON WINTER STORM TO IMPACT NORTHWEST IOWA...

.AN INTENSE LATE SEASON WINTER STORM WILL PRODUCE WIDESPREAD
WINTER WEATHER ACROSS PORTIONS OF THE NORTHERN PLAINS AND UPPER
MIDWEST THROUGH THURSDAY.

IAZ004>006-015-102315-
/O.CON.KDMX.WS.W.0007.000000T0000Z-130411T1800Z/
EMMET-KOSSUTH-WINNEBAGO-PALO ALTO-
INCLUDING THE CITIES OF...ESTHERVILLE...ALGONA...FOREST CITY...
EMMETSBURG
1010 AM CDT WED APR 10 2013

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 1 PM CDT
THURSDAY...

* TIMING...A WINTRY MIX OF RAIN...FREEZING RAIN...AND SLEET IS
  EXPECTED PERIODICALLY THROUGHOUT THE DAY TODAY. THE WINTRY MIX
  IS FORECAST TO GRADUALLY SWITCH OVER TO ALL SNOW BY TONIGHT.

* STORM TOTAL SNOW/ICE ACCUMULATIONS...EXPECT ICE ACCUMULATIONS TO
  BE ON THE ORDER OF A FEW HUNDREDTHS OF AN INCH TO ONE TENTH INCH
  THROUGH THE AFTERNOON AND INTO THE EARLY EVENING. SNOW
  ACCUMULATIONS FROM LATE THIS EVENING INTO THURSDAY WILL RANGE
  FROM 3 TO 7 INCHES.

* WINDS/VISIBILITY...NORTHEAST AT 15 TO 25 MPH WITH THE OCCASIONAL
  HIGHER GUSTS ARE EXPECTED THROUGHOUT THE DAY TODAY INTO
  THURSDAY. VISIBILITY WILL DROP TO LESS THAN A MILE AT TIMES ONCE
  THE PRECIPITATION SWITCHES OVER TO ALL SNOW BY THIS EVENING.

* IMPACTS...ROADS MAY BECOME PARTIALLY COVERED WITH SLUSH AND ICE
  THROUGHOUT THE DAY TODAY...THEN WILL LIKELY BECOME VERY SLICK
  AND SNOW COVERED THIS EVENING INTO THURSDAY. TRAVEL HAZARDS WILL
  BE WORSEN RAPIDLY AFTER SUNSET AS TEMPERATURES FALL BELOW
  FREEZING AND THE HEAVY SNOW DEVELOPS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET...AND ICE ARE EXPECTED. BE PREPARED FOR HAZARDOUS TRAVEL
CONDITIONS AND POSSIBLE POWER INTERRUPTIONS.

&&

$$

KLP
317 
WWUS43 KDMX 101841
WSWDMX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE DES MOINES IA
141 PM CDT WED APR 10 2013

...A LATE SEASON WINTER STORM TO IMPACT NORTHWEST IOWA...

.AN INTENSE LATE SEASON WINTER STORM WILL PRODUCE WIDESPREAD
WINTER WEATHER ACROSS PORTIONS OF THE NORTHERN PLAINS AND UPPER
MIDWEST THROUGH THURSDAY.

IAZ004>006-015-110245-
/O.CON.KDMX.WS.W.0007.000000T0000Z-130411T1800Z/
EMMET-KOSSUTH-WINNEBAGO-PALO ALTO-
INCLUDING THE CITIES OF...ESTHERVILLE...ALGONA...FOREST CITY...
EMMETSBURG
141 PM CDT WED APR 10 2013

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 1 PM CDT
THURSDAY...

* TIMING...A WINTRY MIX OF RAIN...FREEZING RAIN...AND SLEET IS
  EXPECTED PERIODICALLY DURING THE REST OF THE AFTERNOON AND INTO
  THE EARLY EVENING. EXPECT THE WINTRY MIX TO GRADUALLY SWITCH
  OVER TO ALL SNOW BY MID TO LATE EVENING.

* STORM TOTAL SNOW/ICE ACCUMULATIONS...EXPECT A LIGHT GLAZE OF ICE
  ACCUMULATION TO A FEW HUNDREDTHS OF AN INCH THROUGH THE EARLY
  EVENING. SNOW ACCUMULATIONS FROM LATE THIS EVENING INTO THURSDAY
  WILL RANGE FROM 3 TO 7 INCHES.

* WINDS/VISIBILITY...NORTHEAST AT 15 TO 25 MPH WITH THE 
  OCCASIONAL HIGHER GUSTS ARE EXPECTED THROUGHOUT THE DAY TODAY 
  INTO THURSDAY. VISIBILITY WILL DROP TO LESS THAN A MILE AT 
  TIMES ONCE THE PRECIPITATION SWITCHES OVER TO ALL SNOW BY THIS 
  EVENING. 

* IMPACTS...ROADS MAY BECOME PARTIALLY COVERED WITH SLUSH AND 
  ICE THROUGHOUT THE DAY TODAY...THEN WILL LIKELY BECOME VERY 
  SLICK AND SNOW COVERED THIS EVENING INTO THURSDAY. TRAVEL 
  HAZARDS WILL BE WORSEN RAPIDLY AFTER SUNSET AS TEMPERATURES 
  FALL BELOW FREEZING AND THE HEAVY SNOW DEVELOPS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET...AND ICE ARE EXPECTED. BE PREPARED FOR HAZARDOUS TRAVEL
CONDITIONS AND POSSIBLE POWER INTERRUPTIONS.

&&

$$

KLP
827 
WWUS43 KDMX 102109
WSWDMX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE DES MOINES IA
409 PM CDT WED APR 10 2013

...A LATE SEASON WINTER STORM TO AFFECT NORTHERN IOWA THROUGH
THURSDAY...

.AN INTENSE LATE SEASON WINTER STORM WILL PRODUCE WIDESPREAD
WINTER WEATHER ACROSS PORTIONS OF THE NORTHERN PLAINS AND UPPER
MIDWEST THROUGH THURSDAY.

IAZ004>006-015-110515-
/O.CON.KDMX.WS.W.0007.000000T0000Z-130411T1800Z/
EMMET-KOSSUTH-WINNEBAGO-PALO ALTO-
INCLUDING THE CITIES OF...ESTHERVILLE...ALGONA...FOREST CITY...
EMMETSBURG
409 PM CDT WED APR 10 2013

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 1 PM CDT
THURSDAY...

* SHORT TERM TRENDS...A WINTRY MIX OF FREEZING RAIN...SLEET...AND
  SNOW WILL CONTINUE THROUGH THE EARLY EVENING BEFORE SWITCHING TO
  ALL SNOW PAST 9 PM CDT.

* STORM TOTAL SNOW/ICE ACCUMULATIONS...EXPECT A LIGHT GLAZE OF 
  ICE ACCUMULATION TO A FEW HUNDREDTHS OF AN INCH THROUGH THE 
  EARLY EVENING. SNOW ACCUMULATIONS FROM LATE THIS EVENING INTO 
  THURSDAY WILL RANGE FROM 3 TO 7 INCHES. 

* WINDS/VISIBILITY...NORTHEAST AT 15 TO 25 MPH WITH THE 
  OCCASIONAL HIGHER GUSTS ARE EXPECTED THROUGHOUT THE DAY TODAY 
  INTO THURSDAY. VISIBILITY WILL DROP TO LESS THAN A MILE AT 
  TIMES ONCE THE PRECIPITATION SWITCHES OVER TO ALL SNOW BY THIS 
  EVENING. 

* IMPACTS...ROADS MAY BECOME PARTIALLY COVERED WITH SLUSH AND ICE
  THROUGH THE EARLY EVENING...AND THEN THE ROADS WILL GRADUALLY
  WORSEN AS THE COLDER TEMPERATURES SWITCH THE PRECIPITATION OVER
  TO ALL SNOW LATER THIS EVENING AND INTO THE OVERNIGHT HOURS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET...AND ICE ARE EXPECTED. BE PREPARED FOR HAZARDOUS TRAVEL
CONDITIONS AND POSSIBLE POWER INTERRUPTIONS.

&&

$$

IAZ007-016-017-023>028-033>035-044-045-110515-
/O.NEW.KDMX.WW.Y.0010.130411T0000Z-130411T1800Z/
WORTH-HANCOCK-CERRO GORDO-POCAHONTAS-HUMBOLDT-WRIGHT-FRANKLIN-
BUTLER-BREMER-SAC-CALHOUN-WEBSTER-CRAWFORD-CARROLL-
INCLUDING THE CITIES OF...NORTHWOOD...GARNER...MASON CITY...
POCAHONTAS...HUMBOLDT...CLARION...HAMPTON...ALLISON...WAVERLY...
SAC CITY...ROCKWELL CITY...FORT DODGE...DENISON...CARROLL
409 PM CDT WED APR 10 2013

...WINTER WEATHER ADVISORY IN EFFECT FROM 7 PM THIS EVENING TO
1 PM CDT THURSDAY...

THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A WINTER
WEATHER ADVISORY FOR WINTRY MIX...WHICH IS IN EFFECT FROM 7 PM
THIS EVENING TO 1 PM CDT THURSDAY.

* SHORT TERM TRENDS...A MIX OF RAIN...FREEZING RAIN AND POSSIBLY
  SLEET WILL CONTINUE ACROSS THE AREA THROUGH THE EARLY EVENING.
  FREEZING RAIN AND RAIN WILL PERSIST THROUGHOUT MUCH OF THE
  EVENING ACROSS THE NORTHEAST...GENERALLY ALONG AND EAST OF
  INTERSTATE 35 AND NORTH OF HIGHWAY 3. FURTHER WEST HOWEVER...THE
  PRECIPITATION WILL BE IN THE FORM OF SLEET AND SNOW AFTER 9 PM
  CDT.

* STORM TOTAL SNOW/ICE ACCUMULATIONS...GENERALLY 1 TO 4 INCHES IS
  EXPECTED ACROSS THE AREA BY THURSDAY MORNING. A LIGHT GLAZE OF
  ICE ACCRUAL IS EXPECTED THIS EVENING OVER THE NORTHEAST PORTION
  OF THE ADVISORY.

* WINDS/VISIBILITY...NORTHEAST WINDS OF 15 TO 25 MPH WILL LEAD TO
  VISIBILITY OF LESS THAN A COUPLE OF MILES AT TIMES. 

* IMPACTS...TRAVEL MAY BECOME HAZARDOUS AT TIMES LATE THIS EVENING
  INTO THE OVERNIGHT HOURS DUE TO ICE AND SNOW COVERED ROADS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITY...AND USE CAUTION WHILE
DRIVING.

&&

$$

KLP
367 
WWUS43 KDMX 110010
WSWDMX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE DES MOINES IA
710 PM CDT WED APR 10 2013

...A LATE SEASON WINTER STORM TO AFFECT NORTHERN IOWA THROUGH
THURSDAY...

.AN INTENSE LATE SEASON WINTER STORM WILL PRODUCE WIDESPREAD
WINTER WEATHER ACROSS PORTIONS OF THE NORTHERN PLAINS AND UPPER
MIDWEST THROUGH THURSDAY.

IAZ004>006-015-110415-
/O.CON.KDMX.WS.W.0007.000000T0000Z-130411T1800Z/
EMMET-KOSSUTH-WINNEBAGO-PALO ALTO-
INCLUDING THE CITIES OF...ESTHERVILLE...ALGONA...FOREST CITY...
EMMETSBURG
710 PM CDT WED APR 10 2013

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 1 PM CDT
THURSDAY...

* SHORT TERM TRENDS...LIGHT RAIN OR DRIZZLE WILL GRADUALLY
  TRANSITION TO A WINTRY MIX OF FREEZING RAIN OR SNOW...AND
  POSSIBLY SOME SLEET THROUGH THE EARLY EVENING.

* STORM TOTAL SNOW/ICE ACCUMULATIONS...EXPECT A LIGHT GLAZE OF ICE
  ACCUMULATION TO A FEW HUNDREDTHS OF AN INCH THIS EVENING. SNOW
  ACCUMULATIONS FROM LATE THIS EVENING INTO THURSDAY WILL RANGE
  FROM 3 TO 6 INCHES.

* WINDS/VISIBILITY...NORTHEAST WINDS AT 15 TO 25 MPH WITH
  OCCASIONAL HIGHER GUSTS ARE EXPECTED INTO THURSDAY. VISIBILITY
  WILL DROP TO LESS THAN A MILE AT TIMES ONCE THE PRECIPITATION
  SWITCHES OVER TO ALL SNOW LATER THIS EVENING.

* IMPACTS...ALTHOUGH ROAD SURFACE TEMPERATURES ARE CURRENTLY ABOVE
  FREEZING...THE ROADS MAY BECOME PARTIALLY COVERED WITH SLUSH
  AND ICE LATER THIS EVENING AS TEMPERATURES COOL. THE ROADS WILL
  GRADUALLY WORSEN AS THE COLDER TEMPERATURES SWITCH THE
  PRECIPITATION OVER TO ALL SNOW LATER TONIGHT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET...AND ICE ARE EXPECTED. BE PREPARED FOR HAZARDOUS TRAVEL
CONDITIONS AND POSSIBLE POWER INTERRUPTIONS.

&&

$$

IAZ007-016-017-023>028-033>035-044-045-110415-
/O.CON.KDMX.WW.Y.0010.000000T0000Z-130411T1800Z/
WORTH-HANCOCK-CERRO GORDO-POCAHONTAS-HUMBOLDT-WRIGHT-FRANKLIN-
BUTLER-BREMER-SAC-CALHOUN-WEBSTER-CRAWFORD-CARROLL-
INCLUDING THE CITIES OF...NORTHWOOD...GARNER...MASON CITY...
POCAHONTAS...HUMBOLDT...CLARION...HAMPTON...ALLISON...WAVERLY...
SAC CITY...ROCKWELL CITY...FORT DODGE...DENISON...CARROLL
710 PM CDT WED APR 10 2013

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 PM CDT
THURSDAY...

* SHORT TERM TRENDS...OCCASIONAL LIGHT RAIN OR DRIZZLE WILL
  TRANSITION TO A MIX OF RAIN...FREEZING RAIN AND POSSIBLY SLEET
  LATER THIS EVENING. FREEZING RAIN OR RAIN WILL THEN PERSIST
  THROUGHOUT INTO THE NIGHT ACROSS THE NORTHEAST...GENERALLY ALONG
  AND EAST OF INTERSTATE 35 AND NORTH OF HIGHWAY 3. FURTHER WEST
  HOWEVER...THE PRECIPITATION WILL BE IN THE FORM OF SLEET AND
  SNOW AFTER 9 PM CDT.

* STORM TOTAL SNOW/ICE ACCUMULATIONS...GENERALLY 1 TO 3 INCHES IS
  EXPECTED ACROSS THE AREA BY THURSDAY MORNING. A LIGHT GLAZE OF
  ICE ACCRUAL IS EXPECTED LATER THIS EVENING OVER THE NORTHEAST
  PORTION OF THE ADVISORY.

* WINDS/VISIBILITY...NORTHEAST WINDS OF 15 TO 25 MPH WILL LEAD 
  TO VISIBILITY OF LESS THAN A COUPLE OF MILES AT TIMES. 

* IMPACTS...ALTHOUGH ROAD SURFACE TEMPERATURES ARE CURRENTLY ABOVE
  FREEZING...TRAVEL MAY BECOME HAZARDOUS AT TIMES LATER THIS
  EVENING AND INTO THE OVERNIGHT HOURS DUE TO ICE AND SNOW COVERED
  ROADS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITY...AND USE CAUTION WHILE
DRIVING.

&&

$$

SMALL
880 
WWUS43 KDMX 110252
WSWDMX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE DES MOINES IA
952 PM CDT WED APR 10 2013

...A LATE SEASON WINTER STORM TO AFFECT NORTHERN IOWA THROUGH
THURSDAY...

.AN INTENSE LATE SEASON WINTER STORM WILL PRODUCE WIDESPREAD
WINTER WEATHER ACROSS PORTIONS OF THE NORTHERN PLAINS AND UPPER
MIDWEST THROUGH THURSDAY.

IAZ025>028-035-045-110400-
/O.CAN.KDMX.WW.Y.0010.000000T0000Z-130411T1800Z/
WRIGHT-FRANKLIN-BUTLER-BREMER-WEBSTER-CARROLL-
INCLUDING THE CITIES OF...CLARION...HAMPTON...ALLISON...WAVERLY...
FORT DODGE...CARROLL
952 PM CDT WED APR 10 2013

...WINTER WEATHER ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN DES MOINES HAS CANCELLED THE
WINTER WEATHER ADVISORY. 

ALTHOUGH THE RAIN MAY CHANGE TO A LIGHT WINTRY MIX BY THURSDAY
MORNING...THE IMPACTS ARE EXPECTED TO BE MINOR AND NOT REACH
ADVISORY CRITERIA.

$$

IAZ004>006-015-111100-
/O.CON.KDMX.WS.W.0007.000000T0000Z-130411T1800Z/
EMMET-KOSSUTH-WINNEBAGO-PALO ALTO-
INCLUDING THE CITIES OF...ESTHERVILLE...ALGONA...FOREST CITY...
EMMETSBURG
952 PM CDT WED APR 10 2013

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 1 PM CDT
THURSDAY...

* SHORT TERM TRENDS...PRECIPITATION MOVING UP THE MISSOURI RIVER
  VALLEY...MAINLY IN THE FORM OF RAIN AT THE MOMENT...WILL
  GRADUALLY TRANSITION TO A WINTRY MIX OF FREEZING RAIN OR
  SNOW...AND POSSIBLY SOME SLEET LATER THIS EVENING. 

* STORM TOTAL SNOW/ICE ACCUMULATIONS...EXPECT A LIGHT GLAZE OF ICE
  ACCUMULATION...LESS THAN A TENTH OF AN INCH...BY MORNING. SNOW
  ACCUMULATIONS BY MORNING WILL RANGE FROM 1 TO 4 INCHES.

* WINDS/VISIBILITY...NORTHEAST WINDS AT 15 TO 25 MPH WITH
  OCCASIONAL HIGHER GUSTS ARE EXPECTED INTO THURSDAY. VISIBILITY
  WILL DROP TO LESS THAN A MILE AT TIMES IN AREAS WHERE THE
  PRECIPITATION HAS SWITCHED OVER TO ALL SNOW LATER TONIGHT.

* IMPACTS...ALTHOUGH ROAD SURFACE TEMPERATURES ARE CURRENTLY ABOVE
  FREEZING...THE ROADS MAY BECOME PARTIALLY COVERED WITH SLUSH AND
  ICE LATER TONIGHT AS TEMPERATURES COOL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET...AND ICE ARE EXPECTED. BE PREPARED FOR HAZARDOUS TRAVEL
CONDITIONS AND POSSIBLE POWER INTERRUPTIONS.

&&

$$

IAZ007-016-017-023-024-033-034-044-111100-
/O.CON.KDMX.WW.Y.0010.000000T0000Z-130411T1800Z/
WORTH-HANCOCK-CERRO GORDO-POCAHONTAS-HUMBOLDT-SAC-CALHOUN-
CRAWFORD-
INCLUDING THE CITIES OF...NORTHWOOD...GARNER...MASON CITY...
POCAHONTAS...HUMBOLDT...SAC CITY...ROCKWELL CITY...DENISON
952 PM CDT WED APR 10 2013

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 PM CDT
THURSDAY...

* SHORT TERM TRENDS...PRECIPITATION MOVING UP THE MISSOURI RIVER
  VALLEY INTO IOWA...MAINLY IN THE FORM OF RAIN AT THE
  MOMENT...WILL GRADUALLY TRANSITION TO A WINTRY MIX OF FREEZING
  RAIN OR SNOW LATER TONIGHT.

* STORM TOTAL SNOW/ICE ACCUMULATIONS...GENERALLY AN INCH OR LESS
  OF SNOW IS EXPECTED ACROSS THE AREA BY THURSDAY MORNING. A LIGHT
  GLAZE OF ICE ACCRUAL IS OVERNIGHT IS POSSIBLE AS WELL.

* IMPACTS...ALTHOUGH ROAD SURFACE TEMPERATURES ARE CURRENTLY ABOVE
  FREEZING...TRAVEL MAY BECOME HAZARDOUS AT TIMES OVERNIGHT DUE
  TO ICE AND SNOW COVERED ROADS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITY...AND USE CAUTION WHILE
DRIVING.

&&

$$

SMALL
933 
WWUS43 KDMX 110656
WSWDMX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE DES MOINES IA
156 AM CDT THU APR 11 2013

...A LATE SEASON WINTER STORM TO AFFECT NORTHERN IOWA THROUGH
EARLY THIS AFTERNOON...

.AN INTENSE LATE SEASON WINTER STORM WILL PRODUCE WIDESPREAD
WINTER WEATHER ACROSS PORTIONS OF THE NORTHERN PLAINS AND UPPER
MIDWEST THROUGH THURSDAY.

IAZ004>006-015-111500-
/O.CON.KDMX.WS.W.0007.000000T0000Z-130411T1800Z/
EMMET-KOSSUTH-WINNEBAGO-PALO ALTO-
INCLUDING THE CITIES OF...ESTHERVILLE...ALGONA...FOREST CITY...
EMMETSBURG
156 AM CDT THU APR 11 2013

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 1 PM CDT THIS
AFTERNOON...

* SHORT TERM TRENDS...PRECIPITATION MOVING UP THE MISSOURI RIVER
  VALLEY...CONTINUES IN THE FORM OF RAIN AT THE MOMENT... BUT WILL
  GRADUALLY TRANSITION TO A WINTRY MIX OF FREEZING RAIN OR SNOW...
  OR SOME SLEET OVERNIGHT.

* STORM TOTAL SNOW/ICE ACCUMULATIONS...EXPECT A LIGHT GLAZE OF 
  ICE ACCUMULATION...LESS THAN A TENTH OF AN INCH...BY MORNING. 
  SNOW ACCUMULATIONS BY MORNING WILL RANGE FROM 1 TO 4 INCHES. 

* WINDS/VISIBILITY...NORTHEAST WINDS AT 15 TO 25 MPH WITH
  OCCASIONAL HIGHER GUSTS ARE EXPECTED INTO THURSDAY. VISIBILITY
  WILL DROP TO LESS THAN A MILE AT TIMES IN AREAS WHERE THE
  PRECIPITATION HAS SWITCHED OVER TO ALL SNOW TONIGHT.

* IMPACTS...ALTHOUGH ROAD SURFACE TEMPERATURES ARE CURRENTLY 
  ABOVE FREEZING...THE ROADS MAY BECOME PARTIALLY COVERED WITH 
  SLUSH AND ICE LATER TONIGHT AS TEMPERATURES COOL. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET...AND ICE ARE EXPECTED. BE PREPARED FOR HAZARDOUS TRAVEL
CONDITIONS AND POSSIBLE POWER INTERRUPTIONS.

&&

$$

IAZ007-016-017-023-024-033-034-044-111500-
/O.CON.KDMX.WW.Y.0010.000000T0000Z-130411T1800Z/
WORTH-HANCOCK-CERRO GORDO-POCAHONTAS-HUMBOLDT-SAC-CALHOUN-
CRAWFORD-
INCLUDING THE CITIES OF...NORTHWOOD...GARNER...MASON CITY...
POCAHONTAS...HUMBOLDT...SAC CITY...ROCKWELL CITY...DENISON
156 AM CDT THU APR 11 2013

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 PM CDT THIS
AFTERNOON...

* SHORT TERM TRENDS...PRECIPITATION MOVING UP THE MISSOURI RIVER
  VALLEY INTO IOWA...MAINLY IN THE FORM OF RAIN AT THE MOMENT...
  WILL GRADUALLY TRANSITION TO A WINTRY MIX OF FREEZING RAIN OR
  SNOW BY MORNING.

* STORM TOTAL SNOW/ICE ACCUMULATIONS...GENERALLY AN INCH OR LESS 
  OF SNOW IS EXPECTED ACROSS THE AREA BY THURSDAY MORNING. A 
  LIGHT GLAZE OF ICE ACCRUAL IS OVERNIGHT IS POSSIBLE AS WELL. 

* IMPACTS...ALTHOUGH ROAD SURFACE TEMPERATURES ARE CURRENTLY 
  ABOVE FREEZING...TRAVEL MAY BECOME HAZARDOUS AT TIMES 
  OVERNIGHT DUE TO ICE AND SNOW COVERED ROADS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITY...AND USE CAUTION WHILE
DRIVING.

&&

$$

REV
410 
WWUS43 KDMX 110844
WSWDMX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE DES MOINES IA
344 AM CDT THU APR 11 2013

...A LATE SEASON WINTER STORM TO AFFECT NORTHERN IOWA THROUGH
EARLY THIS AFTERNOON...

.A LATE SEASON WINTER STORM WILL PRODUCE A MIXTURE OF WINTER
WEATHER ACROSS PORTIONS OF NORTHERN IOWA THROUGH EARLY AFTERNOON.
THE AREAS OF SIGNIFICANT TRAVEL PROBLEMS WILL BE CONFINED TO FAR
NORTHWEST IOWA WHERE SNOW THIS MORNING WILL CREATE HAZARDOUS
TRAVEL CONDITIONS. 


IAZ033-034-044-110945-
/O.CAN.KDMX.WW.Y.0010.000000T0000Z-130411T1800Z/
SAC-CALHOUN-CRAWFORD-
INCLUDING THE CITIES OF...SAC CITY...ROCKWELL CITY...DENISON
344 AM CDT THU APR 11 2013

...WINTER WEATHER ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN DES MOINES HAS CANCELLED THE
WINTER WEATHER ADVISORY. 

THOUGH THERE WILL BE A PERIOD OF LIGHT SNOW WITH MINOR
ACCUMULATIONS LATER THIS MORNING AND EARLY AFTERNOON...THE THREAT
OF SIGNIFICANT TRAVEL PROBLEMS HAS DIMINISHED. 

$$

IAZ004>006-015-111645-
/O.CON.KDMX.WS.W.0007.000000T0000Z-130411T1800Z/
EMMET-KOSSUTH-WINNEBAGO-PALO ALTO-
INCLUDING THE CITIES OF...ESTHERVILLE...ALGONA...FOREST CITY...
EMMETSBURG
344 AM CDT THU APR 11 2013

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 1 PM CDT THIS
AFTERNOON...

* SHORT TERM TRENDS...PRECIPITATION MOVING UP THE MISSOURI RIVER 
  VALLEY...CONTINUES IN THE FORM OF RAIN AT THE MOMENT... BUT 
  WILL GRADUALLY TRANSITION TO A WINTRY MIX OF FREEZING RAIN OR 
  SNOW... OR SOME SLEET OVERNIGHT. 

* STORM TOTAL SNOW/ICE ACCUMULATIONS...EXPECT A LIGHT GLAZE OF ICE
  ACCUMULATION...LESS THAN A TENTH OF AN INCH...BY MORNING. SNOW
  ACCUMULATIONS EARLY TODAY WILL RANGE FROM 1 TO 3 INCHES WITH AN
  ADDITIONAL INCH OR TWO POSSIBLE YET THIS AFTERNOON.

* WINDS/VISIBILITY...NORTHEAST WINDS AT 15 TO 25 MPH WITH 
  OCCASIONAL HIGHER GUSTS ARE EXPECTED INTO THURSDAY. VISIBILITY 
  WILL DROP TO LESS THAN A MILE AT TIMES IN AREAS WHERE THE 
  PRECIPITATION HAS SWITCHED OVER TO ALL SNOW TONIGHT. 

* IMPACTS...ALTHOUGH ROAD SURFACE TEMPERATURES ARE CURRENTLY 
  ABOVE FREEZING...THE ROADS MAY BECOME PARTIALLY COVERED WITH 
  SLUSH AND ICE LATER TONIGHT AS TEMPERATURES COOL. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET...AND ICE ARE EXPECTED. BE PREPARED FOR HAZARDOUS TRAVEL
CONDITIONS AND POSSIBLE POWER INTERRUPTIONS.

&&

$$

IAZ007-016-017-023-024-111645-
/O.CON.KDMX.WW.Y.0010.000000T0000Z-130411T1800Z/
WORTH-HANCOCK-CERRO GORDO-POCAHONTAS-HUMBOLDT-
INCLUDING THE CITIES OF...NORTHWOOD...GARNER...MASON CITY...
POCAHONTAS...HUMBOLDT
344 AM CDT THU APR 11 2013

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 PM CDT THIS
AFTERNOON...

* SHORT TERM TRENDS...LIGHT RAIN IS GRADUALLY TRANSITIONING TO A
  WINTRY MIX OF RAIN AND LIGHT SNOW.

* STORM TOTAL SNOW/ICE ACCUMULATIONS...GENERALLY AN INCH OR LESS
  OF SNOW IS EXPECTED ACROSS THE AREA EARLY TODAY. A LIGHT GLAZE
  OF ICE ACCRUAL IS POSSIBLE AS WELL WITH THE LIGHT SNOW THIS MORNING.

* IMPACTS...ALTHOUGH ROAD SURFACE TEMPERATURES ARE CURRENTLY ABOVE
  FREEZING...TRAVEL MAY BECOME HAZARDOUS AT TIMES EARLY THIS
  MORNING DUE TO PATCHY ICE SNOW COVERED ROADS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITY...AND USE CAUTION WHILE
DRIVING.

&&

$$

REV
092 
WWUS43 KDMX 110936
WSWDMX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE DES MOINES IA
436 AM CDT THU APR 11 2013

...A LATE SEASON WINTER STORM TO AFFECT NORTHERN IOWA THROUGH
EARLY THIS AFTERNOON...

.A LATE SEASON WINTER STORM WILL PRODUCE A MIXTURE OF WINTER
WEATHER ACROSS PORTIONS OF NORTHERN IOWA THROUGH EARLY AFTERNOON.
THE AREAS OF SIGNIFICANT TRAVEL PROBLEMS WILL BE CONFINED TO FAR
NORTHWEST IOWA WHERE SNOW THIS MORNING WILL CREATE HAZARDOUS
TRAVEL CONDITIONS.

IAZ004>006-015-111745-
/O.CON.KDMX.WS.W.0007.000000T0000Z-130411T1800Z/
EMMET-KOSSUTH-WINNEBAGO-PALO ALTO-
INCLUDING THE CITIES OF...ESTHERVILLE...ALGONA...FOREST CITY...
EMMETSBURG
436 AM CDT THU APR 11 2013

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 1 PM CDT THIS
AFTERNOON...

* SHORT TERM TRENDS...PRECIPITATION MOVING UP THE MISSOURI RIVER 
  VALLEY...CONTINUES IN THE FORM OF RAIN AT THE MOMENT... BUT 
  WILL GRADUALLY TRANSITION TO A WINTRY MIX OF FREEZING RAIN OR 
  SNOW... OR SOME SLEET OVERNIGHT. 

* STORM TOTAL SNOW/ICE ACCUMULATIONS...EXPECT A LIGHT GLAZE OF 
  ICE ACCUMULATION...LESS THAN A TENTH OF AN INCH...BY MORNING. 
  SNOW ACCUMULATIONS EARLY TODAY WILL RANGE FROM 1 TO 3 INCHES 
  WITH AN ADDITIONAL INCH OR TWO POSSIBLE YET THIS AFTERNOON. 

* WINDS/VISIBILITY...NORTHEAST WINDS AT 15 TO 25 MPH WITH 
  OCCASIONAL HIGHER GUSTS ARE EXPECTED INTO THURSDAY. VISIBILITY 
  WILL DROP TO LESS THAN A MILE AT TIMES IN AREAS WHERE THE 
  PRECIPITATION HAS SWITCHED OVER TO ALL SNOW TONIGHT. 

* IMPACTS...ALTHOUGH ROAD SURFACE TEMPERATURES ARE CURRENTLY 
  ABOVE FREEZING...THE ROADS MAY BECOME PARTIALLY COVERED WITH 
  SLUSH AND ICE LATER TONIGHT AS TEMPERATURES COOL. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET...AND ICE ARE EXPECTED. BE PREPARED FOR HAZARDOUS TRAVEL
CONDITIONS AND POSSIBLE POWER INTERRUPTIONS.

&&

$$

IAZ007-016-017-023-024-111745-
/O.CON.KDMX.WW.Y.0010.000000T0000Z-130411T1800Z/
WORTH-HANCOCK-CERRO GORDO-POCAHONTAS-HUMBOLDT-
INCLUDING THE CITIES OF...NORTHWOOD...GARNER...MASON CITY...
POCAHONTAS...HUMBOLDT
436 AM CDT THU APR 11 2013

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 PM CDT THIS
AFTERNOON...

* SHORT TERM TRENDS...LIGHT RAIN IS GRADUALLY TRANSITIONING TO A 
  WINTRY MIX OF RAIN AND LIGHT SNOW. 

* STORM TOTAL SNOW/ICE ACCUMULATIONS...ONE TO THREE INCHES OF SNOW
  IS EXPECTED ACROSS THE AREA EARLY TODAY. A LIGHT GLAZE OF ICE
  ACCRUAL IS POSSIBLE AS WELL WITH THE LIGHT SNOW THIS MORNING.
  SOME ADDITIONAL LIGHT SNOW IS EXPECTED THIS AFTERNOON AND EVENING.

* IMPACTS...ALTHOUGH ROAD SURFACE TEMPERATURES ARE CURRENTLY ABOVE
  FREEZING...TRAVEL MAY BECOME HAZARDOUS AT TIMES EARLY THIS
  MORNING DUE TO ICE AND SNOW COVERED ROADS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITY...AND USE CAUTION WHILE
DRIVING.

&&

$$

REV
784 
WWUS43 KDMX 111030
WSWDMX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE DES MOINES IA
530 AM CDT THU APR 11 2013

...A LATE SEASON WINTER STORM TO AFFECT NORTHERN IOWA THROUGH
EARLY THIS AFTERNOON...

.A LATE SEASON WINTER STORM WILL PRODUCE A MIXTURE OF WINTER
WEATHER ACROSS PORTIONS OF NORTHERN IOWA THROUGH EARLY AFTERNOON.
THE AREAS OF SIGNIFICANT TRAVEL PROBLEMS WILL BE CONFINED TO FAR
NORTHWEST IOWA WHERE SNOW THIS MORNING WILL CREATE HAZARDOUS
TRAVEL CONDITIONS.

IAZ004>006-015-111800-
/O.CON.KDMX.WS.W.0007.000000T0000Z-130411T1800Z/
EMMET-KOSSUTH-WINNEBAGO-PALO ALTO-
INCLUDING THE CITIES OF...ESTHERVILLE...ALGONA...FOREST CITY...
EMMETSBURG
530 AM CDT THU APR 11 2013

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 1 PM CDT THIS
AFTERNOON...

* SHORT TERM TRENDS...PRECIPITATION OVER NORTHWEST IOWA HAS
  TRANSITIONED TO A WINTRY MIX OF SNOW...WITH PERHAPS A BRIEF
  PERIOD OF LIGHT RAIN OR LIGHT FREEZING RAIN.

* STORM TOTAL SNOW/ICE ACCUMULATIONS...EXPECT A LIGHT GLAZE OF ICE
  ACCUMULATION...LESS THAN A TENTH OF AN INCH WITH SNOW
  ACCUMULATIONS RANGING FROM 1 TO 3 INCHES BY MID MORNING. AN
  ADDITIONAL INCH OR TWO POSSIBLE YET THIS AFTERNOON.

* WINDS/VISIBILITY...NORTHEAST WINDS AT 15 TO 25 MPH WITH 
  OCCASIONAL HIGHER GUSTS ARE EXPECTED INTO THURSDAY. VISIBILITY 
  WILL DROP TO LESS THAN A MILE AT TIMES IN AREAS WHERE THE 
  PRECIPITATION HAS SWITCHED OVER TO ALL SNOW TONIGHT. 

* IMPACTS...ALTHOUGH ROAD SURFACE TEMPERATURES ARE CURRENTLY 
  ABOVE FREEZING...THE ROADS MAY BECOME PARTIALLY COVERED WITH 
  SLUSH AND ICE LATER TONIGHT AS TEMPERATURES COOL. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET...AND ICE ARE EXPECTED. BE PREPARED FOR HAZARDOUS TRAVEL
CONDITIONS AND POSSIBLE POWER INTERRUPTIONS.

&&

$$

IAZ007-016-017-023-024-111800-
/O.CON.KDMX.WW.Y.0010.000000T0000Z-130411T1800Z/
WORTH-HANCOCK-CERRO GORDO-POCAHONTAS-HUMBOLDT-
INCLUDING THE CITIES OF...NORTHWOOD...GARNER...MASON CITY...
POCAHONTAS...HUMBOLDT
530 AM CDT THU APR 11 2013

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 PM CDT THIS
AFTERNOON...

* SHORT TERM TRENDS...THE PRECIPITATION HAS TRANSITIONED TO A WINTRY
  MIX OF LIGHT SNOW AND AT TIMES LIGHT RAIN.

* STORM TOTAL SNOW/ICE ACCUMULATIONS...ONE TO THREE INCHES OF SNOW
  IS EXPECTED ACROSS THE AREA EARLY TODAY. A LIGHT GLAZE OF ICE IS
  POSSIBLE AS WELL WITH THE LIGHT SNOW THIS MORNING. SOME
  ADDITIONAL LIGHT SNOW IS EXPECTED THIS AFTERNOON AND EVENING.

* IMPACTS...ALTHOUGH ROAD SURFACE TEMPERATURES ARE CURRENTLY 
  ABOVE FREEZING...TRAVEL MAY BECOME HAZARDOUS AT TIMES EARLY 
  THIS MORNING DUE TO ICE AND SNOW COVERED ROADS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITY...AND USE CAUTION WHILE
DRIVING.

&&

$$

REV
504 
WWUS43 KDMX 111343
WSWDMX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE DES MOINES IA
843 AM CDT THU APR 11 2013

...SNOW HAS ENDED THIS MORNING ACROSS NORTHERN IOWA...

.SNOW THAT FELL OVERNIGHT HAS MOVED OUT OF THE AREA AND
TEMPERATURES HAVE RISEN ABOVE FREEZING. THEREFORE THE WARNING AND
ADVISORY HAVE BEEN CANCELLED.

IAZ004>006-015-111445-
/O.CAN.KDMX.WS.W.0007.000000T0000Z-130411T1800Z/
EMMET-KOSSUTH-WINNEBAGO-PALO ALTO-
INCLUDING THE CITIES OF...ESTHERVILLE...ALGONA...FOREST CITY...
EMMETSBURG
843 AM CDT THU APR 11 2013

...WINTER STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN DES MOINES HAS CANCELLED THE
WINTER STORM WARNING.

$$

IAZ007-016-017-023-024-111445-
/O.CAN.KDMX.WW.Y.0010.000000T0000Z-130411T1800Z/
WORTH-HANCOCK-CERRO GORDO-POCAHONTAS-HUMBOLDT-
INCLUDING THE CITIES OF...NORTHWOOD...GARNER...MASON CITY...
POCAHONTAS...HUMBOLDT
843 AM CDT THU APR 11 2013

...WINTER WEATHER ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN DES MOINES HAS CANCELLED THE
WINTER WEATHER ADVISORY.

$$

What forecasters said that day

The local office's own words before this winter storm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Des Moines, IA wrote its last area forecast discussion before this winter storm warning went out at Apr 9, 4:21 PM CDT, 7 minutes earlier.

Area forecast discussion, Apr 9, 4:21 PM CDT, 7 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE DES MOINES IA
421 PM CDT TUE APR 9 2013

.SHORT TERM.../TONIGHT /...
ISSUED AT 404 PM CDT TUE APR 9 2013

SFC LOW SITUATED OVER OKLAHOMA WITH AN INVERTED TROF AXIS EXTENDING
NORTHEASTWARD INTO SOUTH CENTRAL/SOUTHEASTERN IOWA. WEAK
BOUNDARY/COLD FRONT DROPPING SOUTHEAST ACROSS THE CWA...WITH LOW CIGS
AND LIGHT DRIZZLE/SHOWERS BEHIND IT. NEXT FEW WAVES OF ENERGY
LIFTING NORTHEASTWARD FROM THE BASE OF THE TROUGH LATE THIS
AFTERNOON INTO TONIGHT. FIRST ONE CURRENTLY RESPONSIBLE FOR AREA OF
THUNDERSTORMS ACROSS EASTERN NEBRASKA WHICH COULD CONTINUE TO
PROGRESS EASTWARD AND COULD REACH OUR WESTERN CWA BY EARLY EVENING.
OTHERWISE STRONGER PUSH OF ENERGY TO LIFT UP TOWARD THE CWA BY LATE
THIS EVENING INTO LATE TONIGHT...WITH ANOTHER ROUND
SHOWERS/THUNDERSTORMS EXPECTED TO SPREAD ACROSS THE CWA.
TEMPERATURES ACROSS THE NORTH ALREADY CLOSE TO FREEZING AND EXPECTED
TO DROP A FEW DEGREES OVERNIGHT. WARM LAYER ALOFT REMAINS...SO
INCREASINGLY LIKELY CHANCE FOR SOME RAIN CHANGING TO FREEZING RAIN
EXPECTED ACROSS NORTHERN CWA AFTER MIDNIGHT. THEREFORE WILL BE
ISSUING A WINTER STORM WARNING FOR NORTHERN CWA...WHERE SOME ICE
ACCRUAL IS POSSIBLE LATE TONIGHT COMBINED WITH ADDITIONAL WINTRY
PRECIPITATION LATER WEDNESDAY. FOR NOW...LOOKS LIKE ICE
ACCUMULATIONS OF AROUND A FEW HUNDREDTHS TO POSSIBLY AS MUCH AS A
TENTH OF AN INCH OF ICE IS POSSIBLE THROUGH SUNRISE.

.LONG TERM.../WEDNESDAY THROUGH TUESDAY/...
ISSUED AT 404 PM CDT TUE APR 9 2013

CURRENT SYSTEM WILL REMAIN PROBLEMATIC THE NEXT SEVERAL DAYS.
COLDER AIR CONTINUES TO FILTER INTO THE FORECAST AREA WITH
TEMPERATURES IN THE MID 30S ALREADY OVER THE NORTHWEST WHILE MID
70S REMAIN OVER THE FAR SOUTH. BOUNDARY WILL CONTINUE TO SINK
SOUTH THROUGH THE PERIOD WITH MAINLY AT OR BELOW FREEZING
TEMPERATURES WEDNESDAY AND THURSDAY OVER THE NORTH. WARM NOSE
ALOFT REMAINS FOR A PERIOD WITH FREEZING RAIN POTENTIAL CONTINUING
OVER THE NORTH. CERTAINLY POTENTIAL OVER THE NORTHWEST FOR ONE
QUARTER INCH OR MORE ICE POSSIBLE THROUGH NOON WEDNESDAY.
PRECIPITATION WILL GRADUALLY TRANSITION TO SLEET OR SNOW AS THE
COLD DEPTH INCREASES AND STRENGHTENS BELOW THE WARM NOSE ACROSS
THAT REGION AND EVENTUALLY CHANGE TO ALL SNOW AS THE LAST
SIGNIFICANT WAVE MOVES THROUGH WEDNESDAY NIGHT AND THURSDAY. FOR
THIS REASON...WILL ISSUE A SMALL WINTER STORM WARNING ACROSS THE
FAR NORTHWEST FROM MIDNIGHT TONIGHT THROUGH NOON THURSDAY. 3 TO 6
INCHES OF SNOW IS POSSIBLE OVER THE WARNED AREA BY NOON THURSDAY.

FARTHER SOUTH...CURRENTLY DO NOT HAVE A BUFFER WINTER STORM WATCH
WHICH STILL MAY BE NEEDED. HOWEVER THERMAL PROFILES REMAIN WARM
ENOUGH THAT THE WINTRY PRECIPITATION SHOULD HOLD OFF UNTIL A
PERIOD OF CHANGE OVER TO SNOW MAINLY ALONG AND NORTHWEST OF A
WATERLOO TO DES MOINES TO ATLANTIC LINE. THE SYSTEM FINALLY SHIFTS
OUT OF THE AREA THURSDAY NIGHT INTO FRIDAY.

COOL ON FRIDAY THEN GRADUAL WARMING INTO THE WEEKEND. ANOTHER
SYSTEM WILL APPROACH FOR SATURDAY NIGHT AND SUNDAY WITH THE NEXT
CHANCE FOR PRECIPITATION. GENERALLY COOL AND BELOW NORMAL FOR
EARLY NEXT WEEK.

&&

.AVIATION...09/18Z
 ISSUED AT 1247 PM CDT TUE APR 9 2013

COMPLEX SCENARIO TODAY INTO WEDNESDAY...WITH INCREASING CHANCES
FOR PRECIPITATION ACROSS THE AREA. SOUTHERN TAF SITES COULD SEE
SOME CHANCE FOR SHOWERS AND THUNDERSTORMS LATER THIS AFTERNOON
INTO EARLY EVENING...WITH STEADY RAIN EXPECTED LATE TONIGHT INTO
WEDNESDAY. NORTHERN TAF SITES EXPECTING RAIN TO MOVE IN TOWARD
THIS EVENING AND THEN POSSIBLY MIXING WITH FZRA TOWARD SUNRISE
WEDNESDAY INTO WEDNESDAY MORNING. MVFR TRENDING TOWARD IFR VSBYS
POSSIBLE...WITH NORTHERN TAF SITES EXPECTED TO REMAIN IN MVFR/IFR
CIGS WITH POSSIBLE LIFR. SOUTHERN TAF SITES EXPECTED TO DROP TO
IFR/LIFR CIGS LATER THIS EVENING INTO TONIGHT.

&&

.HYDROLOGY...
ISSUED AT 404 PM CDT TUE APR 9 2013

OBSERVED AND FORECAST RAINFALL ARE NOT EXPECTED TO RESULT IN
WIDESPREAD SIGNIFICANT FLOOD IMPACTS ACROSS CENTRAL IOWA FOR THE
NEXT FEW DAYS. THE THREAT OF FLOODING AND FLASH FLOODING IS NOT
PRESENTLY HIGH ENOUGH TO WARRANT A FLOOD WATCH. HIGHER PROBABILITIES
OF FLOODING EXIST TO THE EAST OF THE CWA...ACROSS THE DVN AND ARX
CWAS.

THE FLASH FLOOD THREAT IS MINIMAL OVER THE NEXT 24-48 HRS CENTRAL
AND NORTH. SOME SHORT-TERM LOCALIZED MINOR FLOODING...INCLUDING SOME
MINOR URBAN FLOODING...MAY OCCUR HOWEVER. COMPARISON OF PRESENT
GRIDDED FLASH FLOOD GUIDANCE TO WPC QPF ENSEMBLES YIELDS LOW
PROBABILITIES OF REACHING OR EXCEEDING FLASH FLOOD GUIDANCE ACROSS
THE NORTHWEST TWO THIRDS OF THE CWA. BEST CHANCE FOR FLASH
FLOODING IS OVER THE FAR EAST AND SOUTH AND WILL MATCH SURROUNDING
OFFICES WITH A WATCH ACROSS THOSE AREAS.

A SLIGHTLY ELEVATED FLASH FLOOD THREAT DOES EXIST IN OUR
CWA...HOWEVER...NORTH OF US HWY 18. SOME GROUND FROST STILL EXISTS
IN THAT AREA...SO RUNOFF MAY BE HIGHER THERE THAN ELSEWHERE FOR
SIMILAR AMOUNTS OF RAINFALL. STILL...THOUGH...THE FLOOD THREAT THERE
IS NOT HIGH ENOUGH TO WARRANT A FLASH FLOOD WATCH.

THE RIVER FLOOD THREAT IS GENERALLY LOW OVER THE NEXT 24-48 HRS.
BEST CHANCES FOR QPF ENSEMBLE HYDROGRAPHS SUGGEST THAT ONLY A
COUPLE RIVER FORECAST POINTS MAY APPROACH OR REACH FLOOD STAGE. A
FEW RIVER FORECAST POINTS MAY APPROACH OR EXCEED BANKFULL.

&&

.DMX WATCHES/WARNINGS/ADVISORIES...
FLASH FLOOD WATCH FROM 1 AM CDT WEDNESDAY THROUGH WEDNESDAY
AFTERNOON FOR APPANOOSE-BLACK HAWK-BREMER-BUTLER-DAVIS-DECATUR-
GRUNDY-LUCAS-MAHASKA-MONROE-POWESHIEK-RINGGOLD-TAMA-TAYLOR-
WAPELLO-WAYNE.

WINTER STORM WARNING FROM 1 AM WEDNESDAY TO 1 PM CDT THURSDAY
FOR EMMET-KOSSUTH-PALO ALTO-WINNEBAGO.

&&

SHORT TERM...BEERENDS
LONG TERM...DONAVON
AVIATION...BEERENDS
HYDROLOGY...ZOGG
Hazardous weather outlook, Apr 9, 4:47 AM CDT, 11 hours 41 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE DES MOINES IA
447 AM CDT TUE APR 9 2013

IAZ004>007-015>017-023>028-033>039-044>050-101100-
EMMET-KOSSUTH-WINNEBAGO-WORTH-PALO ALTO-HANCOCK-CERRO GORDO-
POCAHONTAS-HUMBOLDT-WRIGHT-FRANKLIN-BUTLER-BREMER-SAC-CALHOUN-
WEBSTER-HAMILTON-HARDIN-GRUNDY-BLACK HAWK-CRAWFORD-CARROLL-GREENE-
BOONE-STORY-MARSHALL-TAMA-
447 AM CDT TUE APR 9 2013

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL IOWA.

.DAY ONE...TODAY AND TONIGHT

SCATTERED THUNDERSTORMS ARE POSSIBLE THROUGHOUT THE DAY. SEVERE
WEATHER IS NOT ANTICIPATED AT THIS TIME. SOME STORMS MAY PRODUCE
LOCALLY HEAVY RAINS.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY

ISOLATED THUNDERSTORMS ARE POSSIBLE WEDNESDAY. SEVERE WEATHER IS
NOT ANTICIPATED...ALTHOUGH A FEW STORMS MAY PRODUCE LOCALLY HEAVY
RAINS. THE PROLONGED PRECIPITATION MAY PRODUCE A FEW INCHES OF
RAIN IN A FEW LOCATIONS BY LATE WEDNESDAY. ALTHOUGH FLOODING IS
NOT ANTICIPATED...CONSIDERABLE PONDING WATER ON ROADS AND IN
DITCHES IS POSSIBLE.

BY WEDNESDAY MORNING AND AGAIN WEDNESDAY NIGHT INTO THURSDAY
MORNING...ACCUMULATIONS OF SNOW OR FREEZING RAIN MAY OCCUR
LEADING TO HAZARDOUS TRAVEL CONDITIONS.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE NEEDED BRIEFLY...BUT OVERALL IS NOT LIKELY.

IAZ057>062-070>075-081>086-092>097-101100-
AUDUBON-GUTHRIE-DALLAS-POLK-JASPER-POWESHIEK-CASS-ADAIR-MADISON-
WARREN-MARION-MAHASKA-ADAMS-UNION-CLARKE-LUCAS-MONROE-WAPELLO-TAYLOR-
RINGGOLD-DECATUR-WAYNE-APPANOOSE-DAVIS-
447 AM CDT TUE APR 9 2013

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL IOWA.

.DAY ONE...TODAY AND TONIGHT

THUNDERSTORMS ARE LIKELY TODAY...WITH A SLIGHT CHANCE OF SEVERE
WEATHER THIS AFTERNOON. LARGE HAIL WILL BE THE PRIMARY
THREAT...THOUGH SOME STORMS MAY ALSO PRODUCE LOCALLY HEAVY RAINS.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY

ISOLATED THUNDERSTORMS ARE POSSIBLE WEDNESDAY. SEVERE WEATHER IS
NOT ANTICIPATED...ALTHOUGH A FEW STORMS MAY PRODUCE LOCALLY HEAVY
RAINS. THE PROLONGED PRECIPITATION MAY PRODUCE A FEW INCHES OF
RAIN IN A FEW LOCATIONS BY LATE WEDNESDAY. ALTHOUGH FLOODING IS
NOT ANTICIPATED...CONSIDERABLE PONDING WATER ON ROADS AND IN
DITCHES IS POSSIBLE.

THURSDAY NIGHT AND THURSDAY MORNING...ACCUMULATIONS OF SNOW MAY
OCCUR LEADING TO HAZARDOUS TRAVEL CONDITIONS.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE NEEDED THIS AFTERNOON.

AWB

In the hours before

Local storm report, Apr 9, 11:05 AM CDT, 5 hours 23 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
1105 AM CDT TUE APR 09 2013

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0914 AM     HAIL             2 N DIKE                42.49N 92.63W
04/09/2013  E0.88 INCH       GRUNDY             IA   PUBLIC

            TIME ESTIMATED FROM RADAR.

0919 AM     HAIL             5 W CEDAR FALLS         42.53N 92.56W
04/09/2013  E1.00 INCH       GRUNDY             IA   PUBLIC

            TIME ESTIMATED FROM RADAR.

&&

SKOW
Local storm report, Apr 9, 11:10 AM CDT, 5 hours 18 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
1110 AM CDT TUE APR 09 2013

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1109 AM     HEAVY RAIN       4 WSW STRATFORD         42.25N 93.99W
04/09/2013  M3.73 INCH       WEBSTER            IA   TRAINED SPOTTER

            STORM TOTAL FOR THE LAST 24 HOURS.

&&

SKOW
Local storm report, Apr 9, 12:43 PM CDT, 3 hours 45 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
1243 PM CDT TUE APR 09 2013

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0650 AM     HEAVY RAIN       JEFFERSON               42.02N 94.38W
04/09/2013  M1.53 INCH       GREENE             IA   CO-OP OBSERVER

0650 AM     HEAVY RAIN       BEACONSFIELD            40.81N 94.05W
04/09/2013  M2.68 INCH       RINGGOLD           IA   CO-OP OBSERVER

0700 AM     HEAVY RAIN       BONDURANT               42.87N 94.29W
04/09/2013  M1.88 INCH       HUMBOLDT           IA   CO-OP OBSERVER

0700 AM     HEAVY RAIN       JEWELL                  42.31N 93.64W
04/09/2013  M1.02 INCH       HAMILTON           IA   CO-OP OBSERVER

0715 AM     HEAVY RAIN       INDIANOLA               41.36N 93.57W
04/09/2013  M1.33 INCH       WARREN             IA   CO-OP OBSERVER

0735 AM     HEAVY RAIN       GRUNDY CENTER           42.36N 92.77W
04/09/2013  M1.54 INCH       GRUNDY             IA   CO-OP OBSERVER

0750 AM     HEAVY RAIN       CONRAD                  42.22N 92.87W
04/09/2013  M1.97 INCH       GRUNDY             IA   CO-OP OBSERVER

0810 AM     HEAVY RAIN       GUTHRIE CENTER          41.68N 94.50W
04/09/2013  M1.35 INCH       GUTHRIE            IA   CO-OP OBSERVER

0830 AM     HEAVY RAIN       BROOKLYN                41.73N 92.44W
04/09/2013  M1.26 INCH       POWESHIEK          IA   CO-OP OBSERVER

0850 AM     HEAVY RAIN       2 ESE WEBSTER CITY AIRP 42.42N 93.84W
04/09/2013  E2.00 INCH       HAMILTON           IA   TRAINED SPOTTER

1100 AM     HEAVY RAIN       DENISON                 42.02N 95.35W
04/09/2013  M1.18 INCH       CRAWFORD           IA   CO-OP OBSERVER

            STORM TOTAL FOR EVENT.

1155 AM     HEAVY RAIN       EMMETSBURG              43.11N 94.68W
04/09/2013  M1.10 INCH       PALO ALTO          IA   CO-OP OBSERVER

&&

SKOW
Local storm report, Apr 9, 12:59 PM CDT, 3 hours 29 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
1259 PM CDT TUE APR 09 2013

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0758 AM     HAIL             3 E STRATFORD           42.27N 93.87W
04/09/2013  E1.00 INCH       HAMILTON           IA   PUBLIC

            HAIL THE SIZE OF A QUARTER TO HALF DOLLAR.

&&

SKOW
Local storm report, Apr 9, 3:07 PM CDT, 1 hour 21 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
307 PM CDT TUE APR 09 2013

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1120 PM     HAIL             2 SSW BEACONSFIELD      40.78N 94.07W
04/08/2013  E1.00 INCH       RINGGOLD           IA   PUBLIC

            DELAYED REPORT...HAIL STILL IN DITCHES THIS MORNING.
            SIDING HOUSES DAMAGED AND PLASTIC ON SHED DAMAGED.
            SCREENS ALSO TORN.

&&

BEERENDS

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 8, 11:19 PM CDTSevere Thunderstorm WarningDMXClarke, Decatur, Ringgold, Union56 min
Apr 9, 7:56 AM CDTSevere Thunderstorm WarningDMXBoone, Hamilton, Webster34 min
Apr 9, 9:10 AM CDTSevere Thunderstorm WarningDMXBlack Hawk, Butler, Grundy35 min
Apr 9, 9:33 AM CDTSevere Thunderstorm WarningDMXBremer27 min
Apr 9, 4:14 PM CDTFlash Flood WatchDMXAppanoose, Black Hawk, Bremer, Butler, Davis, Decatur and 10 more27 hr
Apr 9, 5:17 PM CDTSevere Thunderstorm WarningDMXHumboldt, Pocahontas, Webster28 min
Apr 9, 5:44 PM CDTSevere Thunderstorm WarningDMXHancock, Humboldt, Kossuth, Wright46 min

Nearby

Winter Storm Warnings in Iowa, 2013Every winter storm warning in 2013

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.