519  
WWUS43 KDMX 210317  
WSWDMX  
 
URGENT - WINTER WEATHER MESSAGE  
NATIONAL WEATHER SERVICE DES MOINES IA  
917 PM CST SAT JAN 20 2018  
   
..WINTER STORM WILL IMPACT IOWA SUNDAY THROUGH MONDAY NIGHT
 
 
.A WINTERY MIX OF PRECIPITATION WILL BEGIN MID TO LATE SUNDAY  
MORNING AND LAST THOUGH MONDAY NIGHT. PRECIPITATION ON SUNDAY WILL  
BEGIN AS FREEZING DRIZZLE THEN TRANSITION TO DRIZZLE. THE MOST  
SIGNIFICANT IMPACTS WILL LIKELY OCCUR LATER SUNDAY NIGHT THROUGH  
MONDAY NIGHT. THIS IS WHEN THE PRECIPITATION WILL CHANGE TO SNOW.  
STRONG WIND WILL ARRIVE ON MONDAY CREATING AREAS OF BLOWING AND  
DRIFTING SNOW, WHICH MAY ENHANCE TRAVEL IMPACTS.  
 
IAZ004-005-015-211130-  
/O.CON.KDMX.WS.W.0002.180122T0300Z-180123T0600Z/  
EMMET-KOSSUTH-PALO ALTO-  
INCLUDING THE CITIES OF ESTHERVILLE, ALGONA, AND EMMETSBURG  
917 PM CST SAT JAN 20 2018  
 
...WINTER STORM WARNING REMAINS IN EFFECT FROM 9 PM SUNDAY TO  
MIDNIGHT CST MONDAY NIGHT...  
 
* WHAT...HEAVY MIXED PRECIPITATION EXPECTED. PLAN ON DIFFICULT  
TRAVEL CONDITIONS, INCLUDING THE MORNING COMMUTE ON MONDAY.  
TOTAL SNOW ACCUMULATIONS OF 5 TO 8 INCHES, WITH LOCALIZED  
AMOUNTS UP TO 13 INCHES IN EMMET COUNTY, AND ICE ACCUMULATIONS  
OF ONE TENTH TO TWO TENTHS OF AN INCH ARE EXPECTED.  
 
* WHERE...EMMET, KOSSUTH, AND PALO ALTO COUNTIES.  
 
* WHEN...9 PM SUNDAY TO MIDNIGHT MONDAY NIGHT.  
 
* ADDITIONAL DETAILS...WINDS GUSTING AS HIGH AS 40 MPH WILL  
CAUSE PATCHY BLOWING AND DRIFTING SNOW.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW, SLEET  
AND ICE ARE EXPECTED. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR  
IMPOSSIBLE. THE LATEST ROAD CONDITIONS FOR THE STATE YOU ARE  
CALLING FROM CAN BE OBTAINED BY CALLING 5 1 1.  
 

 
 
IAZ006-007-016-023-024-033-034-044-211130-  
/O.CON.KDMX.WS.A.0002.180122T0600Z-180123T0600Z/  
WINNEBAGO-WORTH-HANCOCK-POCAHONTAS-HUMBOLDT-SAC-CALHOUN-CRAWFORD-  
INCLUDING THE CITIES OF FOREST CITY, LAKE MILLS, NORTHWOOD,  
MANLY, GARNER, BRITT, KANAWHA, POCAHONTAS, LAURENS, ROLFE, FONDA,  
GILMORE CITY, HUMBOLDT, SAC CITY, LAKE VIEW, ODEBOLT, WALL LAKE,  
SCHALLER, EARLY, ROCKWELL CITY, MANSON, LAKE CITY, POMEROY,  
AND DENISON  
917 PM CST SAT JAN 20 2018  
 
...WINTER STORM WATCH REMAINS IN EFFECT FROM LATE SUNDAY NIGHT  
THROUGH MONDAY EVENING...  
 
* WHAT...HEAVY MIXED PRECIPITATION POSSIBLE. PLAN ON DIFFICULT  
TRAVEL CONDITIONS, INCLUDING DURING THE MORNING COMMUTE ON  
MONDAY. TOTAL SNOW ACCUMULATIONS OF 1 TO 3 INCHES, AND ICE  
ACCUMULATIONS OF UP TO ONE TENTH OF AN INCH ARE POSSIBLE.  
 
* WHERE...PARTS OF NORTH CENTRAL INTO PARTS OF WEST CENTRAL IOWA.  
 
* WHEN...FROM LATE SUNDAY NIGHT THROUGH MONDAY EVENING.  
 
* ADDITIONAL DETAILS...WINDS GUSTING AS HIGH AS 40 MPH WILL  
CAUSE PATCHY BLOWING AND DRIFTING SNOW.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
A WINTER STORM WATCH MEANS THERE IS POTENTIAL FOR SIGNIFICANT  
SNOW, SLEET OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL. CONTINUE  
TO MONITOR THE LATEST FORECASTS.  
 

 
 
FAB  
FOR MORE INFORMATION FROM THE NATIONAL WEATHER SERVICE VISIT  
HTTP://WEATHER.GOV/DESMOINES  
 
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