HAZARDOUS WEATHER OUTLOOK Issue Date: 908 PM CST FRI DEC 25 2009 Expiration: 915 PM CST SAT DEC 26 2009 Expires:200912270315;;
FLUS43 KDMX 260306 AAA
HWODMX
HAZARDOUS WEATHER OUTLOOK...UPDATED
NATIONAL WEATHER SERVICE DES MOINES IA
906 PM CST FRI DEC 25 2009
IAZ005-006-016-024-025-035-036-046>048-058>062-070>075-081>086-
092>097-270315-
KOSSUTH-WINNEBAGO-HANCOCK-HUMBOLDT-WRIGHT-WEBSTER-HAMILTON-GREENE-
BOONE-STORY-GUTHRIE-DALLAS-POLK-JASPER-POWESHIEK-CASS-ADAIR-MADISON-
WARREN-MARION-MAHASKA-ADAMS-UNION-CLARKE-LUCAS-MONROE-WAPELLO-TAYLOR-
RINGGOLD-DECATUR-WAYNE-APPANOOSE-DAVIS-
906 PM CST FRI DEC 25 2009
THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL IOWA.
.DAY ONE...TONIGHT
A WINTER WEATHER ADVISORY IS IN EFFECT FOR THE AREA. PLEASE REFER
TO THE NATIONAL WEATHER SERVICE WEBSITE AT WEATHER.GOV/DESMOINES
FOR FURTHER DETAILS.
.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY
NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
.SPOTTER INFORMATION STATEMENT...
SPOTTER ACTIVATION WILL NOT BE NEEDED...HOWEVER SNOWFALL
ACCUMULATIONS ARE APPRECIATED AND ENCOURAGED.
$$ WINTER WEATHER ADVISORY Issue Date: 340 PM CST FRI DEC 25 2009 Expiration: 600 AM CST SAT DEC 26 2009 ...WINTER STORM CONTINUES THROUGH EARLY SATURDAY...
.INTENSE LOW PRESSURE OVER WESTERN IOWA WILL GRADUALLY WEAKEN TONIGHT
AS IT SPINS OVER IOWA. LIGHT TO MODERATE SNOW IS EXPECTED THROUGH
THE EVENING AND OVERNIGHT HOURS. GUSTY TO OCCASIONALLY STRONG
WINDS ARE EXPECTED AND WILL CAUSE CONSIDERABLE BLOWING AND
DRIFTING OF SNOW WITH DANGEROUS TRAVEL CONDITIONS IN PARTS OF
WESTERN IOWA.
IAZ005-006-016-024-025-035-036-046>048-058>060-070>073-081>083-
092>094-260545-
/O.CAN.KDMX.WS.W.0008.000000T0000Z-091226T1200Z/
/O.EXA.KDMX.WW.Y.0027.000000T0000Z-091226T1200Z/
KOSSUTH-WINNEBAGO-HANCOCK-HUMBOLDT-WRIGHT-WEBSTER-HAMILTON-GREENE-
BOONE-STORY-GUTHRIE-DALLAS-POLK-CASS-ADAIR-MADISON-WARREN-ADAMS-
UNION-CLARKE-TAYLOR-RINGGOLD-DECATUR-
INCLUDING THE CITIES OF...ALGONA...FOREST CITY...GARNER...
HUMBOLDT...CLARION...FORT DODGE...WEBSTER CITY...JEFFERSON...
BOONE...AMES...GUTHRIE CENTER...ADEL...DES MOINES...ATLANTIC...
GREENFIELD...WINTERSET...INDIANOLA...CORNING...CRESTON...
OSCEOLA...BEDFORD...MOUNT AYR...LEON
340 PM CST FRI DEC 25 2009
...WINTER WEATHER ADVISORY IN EFFECT UNTIL 6 AM CST SATURDAY...
...WINTER STORM WARNING IS CANCELLED...
THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT UNTIL
6 AM CST SATURDAY. THE WINTER STORM WARNING HAS BEEN CANCELLED.
* SHORT TERM TRENDS...SNOW AND OCCASIONAL BLOWING SNOW WILL
CONTINUE OVER THE ADVISORY AREA THROUGH THE EVENING AND
OVERNIGHT HOURS.
* WINDS AND VISIBILITY...WINDS AT 15 TO 25 MPH WILL CAUSE SOME
BLOWING AND DRIFTING OF SNOW. VISIBILITY REDUCTIONS TO LESS THAN
ONE HALF MILE AT TIMES IS POSSIBLE.
* IMPACTS...OCCASIONAL DIFFICULT TRAVEL CONDITIONS ARE EXPECTED
THIS AFTERNOON THROUGH TONIGHT AS VISIBILITY DROPS DURING
PERIODS OF MORE INTENSE SNOW.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED
ROADS AND LIMITED VISIBILITY...AND USE CAUTION WHILE DRIVING.
$$ WINTER STORM WARNING Issue Date: 411 AM CST THU DEC 24 2009 Expiration: 600 AM CST SAT DEC 26 2009 ...POTENTIALLY CRIPPLING WINTER STORM TODAY THROUGH FRIDAY NIGHT...
.THE WINTRY MIX OF PRECIPITATION WILL GRADUALLY TRANSITION TO ALL
SNOW FROM NORTHWEST TO SOUTHEAST TODAY. THE PRECIPITATION THIS
MORNING WILL GENERALLY BE LIGHT BEFORE ANOTHER WAVE OF MOISTURE
ARRIVES FROM SOUTHERN PLAINS DURING THE AFTERNOON HOURS. THE MOST
INTENSE PERIODS OF SNOW ARE EXPECTED TONIGHT INTO FRIDAY THOUGH
ACCUMULATING SNOWFALL MAY LINGER INTO SATURDAY. IN
ADDITION...INCREASING NORTHWEST WINDS ARE EXPECTED TONIGHT INTO
FRIDAY WHICH WOULD CAUSE CONSIDERABLE BLOWING AND DRIFTING OF SNOW.
IAZ004>007-015>017-023>028-033>036-044>046-057-058-241815-
/O.EXT.KDMX.WS.W.0008.000000T0000Z-091226T1200Z/
EMMET-KOSSUTH-WINNEBAGO-WORTH-PALO ALTO-HANCOCK-CERRO GORDO-
POCAHONTAS-HUMBOLDT-WRIGHT-FRANKLIN-BUTLER-BREMER-SAC-CALHOUN-
WEBSTER-HAMILTON-CRAWFORD-CARROLL-GREENE-AUDUBON-GUTHRIE-
INCLUDING THE CITIES OF...ESTHERVILLE...ALGONA...FOREST CITY...
NORTHWOOD...EMMETSBURG...GARNER...MASON CITY...POCAHONTAS...
HUMBOLDT...CLARION...HAMPTON...ALLISON...WAVERLY...SAC CITY...
ROCKWELL CITY...FORT DODGE...WEBSTER CITY...DENISON...CARROLL...
JEFFERSON...AUDUBON...GUTHRIE CENTER
411 AM CST THU DEC 24 2009
...WINTER STORM WARNING NOW IN EFFECT UNTIL 6 AM CST SATURDAY...
THE WINTER STORM WARNING IS NOW IN EFFECT UNTIL 6 AM CST
SATURDAY.
* SHORT TERM TRENDS...A LIGHT WINTRY MIX OF PRECIPITATION CAN BE
EXPECTED THROUGH MID MORNING. LIGHT SNOW IS ANTICIPATED IN THE
ESTHERVILLE AREAS WHERE TEMPERATURES WILL REMAIN BELOW FREEZING.
LIGHT RAIN AND FREEZING RAIN ARE LIKELY ELSEWHERE WITH MINOR ICE
ACCUMULATIONS POSSIBLE.
* LONG TERM TRENDS...THE MIXTURE OF PRECIPITATION IS EXPECTED TO
TRANSITION BACK TO ALL SNOW BY LATE THIS MORNING INTO THE
AFTERNOON FROM WEST TO EAST. NEW SNOWFALL ACCUMULATIONS TODAY OF
1 TO 3 INCHES ARE FORECAST.
* STORM TOTAL SNOW ACCUMULATIONS...TWELVE TO EIGHTEEN INCHES OF
SNOW IS EXPECTED BY SATURDAY. LOCALIZED TWENTY INCH AMOUNTS MAY
OCCUR.
* WINDS AND VISIBILITY...EXPECT WINDS TO BECOME NORTHWEST AT 25 TO
35 MPH WITH HIGHER GUSTS TONIGHT THROUGH FRIDAY. THE WINDS
COMBINED WITH THE FALLING SNOW WILL RESULT IN NEAR WHITEOUT
CONDITIONS AT TIMES.
* IMPACTS...TRAVEL MAY BECOME NEARLY IMPOSSIBLE DUE TO BLOWING
AND DRIFTING SNOW TONIGHT INTO FRIDAY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW AND BLOWING
ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN
EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA
FLASHLIGHT...FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN
EMERGENCY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
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.
$$
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