HAZARDOUS WEATHER OUTLOOK
Issue Date: 438 PM CST TUE DEC 22 2009
Expiration: 430 PM CST WED DEC 23 2009

Expires:200912232230;;
FLUS43 KDMX 222223
HWODMX
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE DES MOINES IA
423 PM CST TUE DEC 22 2009
IAZ004>007-015>017-023>028-033>039-044>050-057-058-232230-
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-AUDUBON-GUTHRIE-
423 PM CST TUE DEC 22 2009
THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL IOWA.
.DAY ONE...TONIGHT
AREAS OF FREEZING DRIZZLE WILL AFFECT MUCH OF THE AREA THROUGH
TONIGHT AND WEDNESDAY MORNING...RESULTING IN AROUND A TENTH OF AN
INCH OF ICE ACCRUAL ON EXPOSED AND UNTREATED SURFACES.
A FREEZING RAIN ADVISORY IS IN EFFECT FOR THE AREA THROUGH
WEDNESDAY MORNING. PLEASE REFER TO THE NATIONAL WEATHER SERVICE
WEBSITE AT WEATHER.GOV/DESMOINES FOR FURTHER DETAILS.
.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY
A MAJOR WINTER STORM IS EXPECTED TO BRING THE POTENTIAL FOR ICE
ACCUMULATIONS WEDNESDAY INTO THURSDAY...THEN CHANGING TO SNOW
THURSDAY NIGHT INTO FRIDAY. A WINTER STORM WATCH IS IN EFFECT FOR
THE AREA FROM WEDNESDAY MORNING THROUGH FRIDAY AFTERNOON. PLEASE
REFER TO THE NATIONAL WEATHER SERVICE WEBSITE AT
WEATHER.GOV/DESMOINES FOR FURTHER DETAILS.
.SPOTTER INFORMATION STATEMENT...
SPOTTER ACTIVATION WILL NOT BE NEEDED...BUT SNOWFALL AMOUNTS AND
ICE ACCUMULATION REPORTS ARE APPRECIATED AND ENCOURAGED.
$$

FREEZING RAIN ADVISORY
Issue Date: 408 PM CST TUE DEC 22 2009
Expiration: 1200 PM CST WED DEC 23 2009

...ICY CONDITIONS TONIGHT...FOLLOWED BY A MAJOR WINTER STORM
WEDNESDAY THROUGH FRIDAY...
.ICY CONDITIONS WILL AFFECT OUR REGION TONIGHT INTO WEDNESDAY.
THEN...AN APPROACHING LOW PRESSURE SYSTEM WILL BRING US RAIN AND A
MIX OF WINTRY WEATHER STATEWIDE THROUGH FRIDAY. HEAVY
PRECIPITATION IS EXPECTED AT TIMES FROM WEDNESDAY
ONWARD...FOLLOWED BY STRONG WINDS ON THURSDAY AND FRIDAY.
IAZ004>007-015>017-023>028-033>039-044>050-057-058-230615-
/O.EXT.KDMX.ZR.Y.0001.000000T0000Z-091223T1800Z/
/O.EXT.KDMX.WS.A.0007.091223T1800Z-091226T0000Z/
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-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...ELDORA...
GRUNDY CENTER...WATERLOO...DENISON...CARROLL...JEFFERSON...
BOONE...AMES...MARSHALLTOWN...TOLEDO...AUDUBON...GUTHRIE CENTER
408 PM CST TUE DEC 22 2009
...FREEZING RAIN ADVISORY NOW IN EFFECT UNTIL NOON CST
WEDNESDAY...
...WINTER STORM WATCH NOW IN EFFECT FROM WEDNESDAY AFTERNOON
THROUGH FRIDAY AFTERNOON...
THE FREEZING RAIN ADVISORY IS NOW IN EFFECT UNTIL NOON CST
WEDNESDAY. THE WINTER STORM WATCH IS NOW IN EFFECT FROM WEDNESDAY
AFTERNOON THROUGH FRIDAY AFTERNOON.
...FREEZING RAIN ADVISORY...
* TIMING...FREEZING DRIZZLE WILL SPREAD SOUTHWARD WITH TIME...INTO
CENTRAL IOWA BY LATE THIS EVENING.
* TOTAL ICE ACCUMULATIONS...AROUND A TENTH OF INCH OF ICE
ACCUMULATION IS EXPECTED THROUGH MIDDAY WEDNESDAY.
* VISIBILITY...THE FREEZING DRIZZLE WILL COMBINE WITH AREAS OF FOG
TO REDUCE VISIBILITIES TO LESS THAN ONE MILE IN AREAS.
* IMPACTS...TRAVEL WILL BE HAZARDOUS WITH AREAS OF BLACK ICE...
ESPECIALLY ON LESS TREATED ROADS. IT WILL TAKE ONLY VERY MINOR
ICE ACCUMULATIONS TO CAUSE TRAVEL DIFFICULTIES. IN ADDITION...
THE ICE CAN BE DIFFICULT TO SEE ON THE ROAD...SO A ROAD THAT
APPEARS TO BE CLEAR MAY ACTUALLY BE ICY.
...WINTER STORM WATCH...
* TIMING...ALTHOUGH FREEZING DRIZZLE OR LIGHT FREEZING RAIN MAY
OCCUR THROUGH TONIGHT AND WEDNESDAY MORNING...THE MOST
SIGNIFICANT IMPACTS WITH THIS STORM SHOULD OCCUR FROM WEDNESDAY
AFTERNOON THROUGH FRIDAY.
* STORM TOTAL ICE ACCUMULATIONS...ICING OF UP TO ONE QUARTER OF AN
INCH IS EXPECTED FROM THE HIGHWAY 30 TO HIGHWAY 20 CORRIDORS
THROUGH THURSDAY WITH LESSER AMOUNTS EITHER SIDE OF THOSE AREAS.
* STORM TOTAL SNOW ACCUMULATIONS...THE PRECIPITATION SHOULD
BECOME PRIMARILY SNOW LATE THURSDAY INTO FRIDAY WITH TOTAL
ACCUMULATIONS BY THE END OF THE STORM FROM 2 TO 6 INCHES FROM
ATLANTIC...DES MOINES AND GRINNELL...UP TO OVER A FOOT ALONG AND
WEST OF A DENISON...TO FORT DODGE...TO MASON CITY LINE.
* WINDS...BRISK EAST WINDS OF 15 TO 25 MPH WILL BE IN PLACE
THROUGH MUCH OF WEDNESDAY AND THURSDAY BEFORE INCREASING EVEN
FURTHER BY FRIDAY AND TURNING AROUND TO NORTH AND NORTHWEST.
WINDS BY THAT TIME MAY BE SUSTAINED AT 25 TO 35 MPH WITH GUSTS
EVEN HIGHER.
* VISIBILITY...DURING THE PERIODS OF HEAVY SNOW THURSDAY INTO
FRIDAY...VISIBILITIES WILL GENERALLY BE LESS THAN ONE MILE AND
EVEN DOWN TO A QUARTER MILE DURING THE HEAVIEST SNOWS. WITH
INCREASING WINDS AND SNOW COINCIDENT BY FRIDAY...BLOWING SNOW
AND GREATLY REDUCED VISIBILITIES NEAR BLIZZARD CONDITIONS ARE
EXPECTED BY THAT TIME ESPECIALLY WEST OF INTERSTATE 35.
* IMPACTS...TRAVEL WILL BECOME INCREASINGLY DIFFICULT IN THE WATCH
AREA ON WEDNESDAY DURING THE WINTRY MIX OF PRECIPITATION AND
CONTINUE TO BE DIFFICULT INTO THURSDAY AND FRIDAY AS SNOW
ACCUMULATES AND WINDS INCREASE. IN THE HEAVIEST SNOW AREAS...
TRAVEL MAY BECOME NEARLY IMPOSSIBLE DUE TO BLOWING AND DRIFTING
SNOW THURSDAY NIGHT INTO FRIDAY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT
SNOW...SLEET...OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL.
CONTINUE TO MONITOR THE LATEST FORECASTS.
A FREEZING RAIN ADVISORY MEANS THAT PERIODS OF FREEZING RAIN OR
FREEZING DRIZZLE WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS. SLOW DOWN AND USE CAUTION WHILE DRIVING.
$$
ZOGG/LEE

WINTER STORM WATCH
Issue Date: 418 AM CST TUE DEC 22 2009
Expiration: 600 PM CST FRI DEC 25 2009

...MAJOR WINTER STORM SET TO IMPACT PORTIONS OF IOWA WEDNESDAY
THROUGH FRIDAY...
.THE MONDAY NIGHT SNOW HAS ENDED WITH THE ATTENTION TURNING TOWARD
LOW PRESSURE MOVING INTO CALIFORNIA THIS MORNING. THIS LOW SHOULD
SWING THROUGH THE SOUTHWEST UNITED STATES TODAY AND THE SOUTHERN
PLAINS WEDNESDAY BEFORE BECOMING AN EVEN MORE POWERFUL SYSTEM
NEAR IOWA CHRISTMAS DAY. THIS STORM WILL SPREAD ALL TYPES OF
WINTRY WEATHER INTO THE STATE...WHICH WILL BE HEAVY AT
TIMES...INCLUDING STRONG WINDS BY THURSDAY AND FRIDAY.
IAZ023>025-033>039-044>050-057>060-070-071-221600-
/O.CON.KDMX.WS.A.0007.091223T1200Z-091226T0000Z/
POCAHONTAS-HUMBOLDT-WRIGHT-SAC-CALHOUN-WEBSTER-HAMILTON-HARDIN-
GRUNDY-BLACK HAWK-CRAWFORD-CARROLL-GREENE-BOONE-STORY-MARSHALL-
TAMA-AUDUBON-GUTHRIE-DALLAS-POLK-CASS-ADAIR-
INCLUDING THE CITIES OF...POCAHONTAS...HUMBOLDT...CLARION...
SAC CITY...ROCKWELL CITY...FORT DODGE...WEBSTER CITY...ELDORA...
GRUNDY CENTER...WATERLOO...DENISON...CARROLL...JEFFERSON...
BOONE...AMES...MARSHALLTOWN...TOLEDO...AUDUBON...GUTHRIE CENTER...
ADEL...DES MOINES...ATLANTIC...GREENFIELD
418 AM CST TUE DEC 22 2009
...WINTER STORM WATCH REMAINS IN EFFECT FROM WEDNESDAY MORNING
THROUGH FRIDAY AFTERNOON...
A WINTER STORM WATCH REMAINS IN EFFECT FROM WEDNESDAY MORNING
THROUGH FRIDAY AFTERNOON.
* TIMING...ALTHOUGH FREEZING DRIZZLE MAY OCCUR LATER TODAY AND
  TONIGHT...THE MOST SIGNIFICANT IMPACTS WITH THIS STORM SHOULD
  OCCUR WEDNESDAY MORNING THROUGH LATE FRIDAY AFTERNOON.
* STORM TOTAL ICE ACCUMULATIONS...ICING OF UP TO ONE QUARTER OF AN
  INCH IS EXPECTED FROM THE HIGHWAY 30 TO HIGHWAY 20 CORRIDORS
  THROUGH THURSDAY WITH LESSER AMOUNTS EITHER SIDE OF THOSE AREAS.
* STORM TOTAL SNOW ACCUMULATIONS...THE PRECIPITATION SHOULD BECOME
  PRIMARILY SNOW LATE THURSDAY WITH TOTAL ACCUMULATIONS FROM 2 TO
  4 INCHES FROM ATLANTIC...DES MOINES AND GRINNELL...UP TO OVER A
  FOOT ALONG AND WEST OF A DENISON...TO FORT DODGE...TO MASON CITY
  LINE.
* WINDS...BRISK EAST WINDS OF 15 TO 25 MPH WILL BE IN PLACE
  THROUGH MUCH OF WEDNESDAY AND THURSDAY BEE FORE INCREASING EVEN
  FURTHER BY FRIDAY. WINDS BY THAT TIME MAY BE SUSTAINED AT 25 TO
  35 MPH WITH GUSTS EVEN HIGHER.
* VISIBILITY...DURING THE PERIODS OF HEAVY SNOW THURSDAY INTO
  FRIDAY...VISIBILITIES WILL GENERALLY BE LESS THAN ONE MILE AND
  EVEN DOWN TO A QUARTER MILE DURING THE HEAVIEST SNOWS. WITH
  INCREASING WINDS AND SNOW COINCIDENT BY FRIDAY...BLOWING SNOW
  AND GREATLY REDUCED VISIBILITIES NEAR BLIZZARD CONDITIONS ARE
  EXPECTED BY THAT TIME.
* IMPACTS...TRAVEL WILL BECOME INCREASINGLY DIFFICULT IN THE WATCH
  AREA ON WEDNESDAY DURING THE WINTRY MIX OF PRECIPITATION AND
  CONTINUE TO BE DIFFICULT INTO THURSDAY AND FRIDAY AS SNOW
  ACCUMULATES AND WINDS INCREASE. IN THE HEAVIEST SNOW
  AREAS...TRAVEL MAY BECOME NEARLY IMPOSSIBLE DUE TO BLOWING AND
  DRIFTING SNOW THURSDAY NIGHT INTO FRIDAY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT
SNOW...SLEET...OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL.
CONTINUE TO MONITOR THE LATEST FORECASTS.
&&
$$