WINTER STORM WATCH
Issue Date: 951 PM CST WED DEC 23 2009
Expiration: 1200 AM CST SAT DEC 26 2009

...POTENTIALLY CRIPPLING WINTER STORM TONIGHT THROUGH FRIDAY...
.A WINTRY MIX WILL PERSIST ACROSS THE NORTHERN HALF OF IOWA
TONIGHT. THIS WILL NOT EVEN BE THE MOST SIGNIFICANT PORTION OF
THE STORM WHICH WILL OCCUR THURSDAY NIGHT THROUGH FRIDAY NIGHT
WHEN LARGE AMOUNTS OF WIND BLOWN SNOW MAY OCCUR OVER THE
NORTHWEST THIRD OF THE STATE.
IAZ059>061-070>073-081>083-092>094-241200-
/O.CON.KDMX.WS.A.0007.091224T1800Z-091226T0600Z/
DALLAS-POLK-JASPER-CASS-ADAIR-MADISON-WARREN-ADAMS-UNION-CLARKE-
TAYLOR-RINGGOLD-DECATUR-
INCLUDING THE CITIES OF...ADEL...DES MOINES...NEWTON...ATLANTIC...
GREENFIELD...WINTERSET...INDIANOLA...CORNING...CRESTON...
OSCEOLA...BEDFORD...MOUNT AYR...LEON
950 PM CST WED DEC 23 2009
...WINTER STORM WATCH REMAINS IN EFFECT FROM THURSDAY AFTERNOON
THROUGH FRIDAY EVENING...
A WINTER STORM WATCH REMAINS IN EFFECT FROM THURSDAY AFTERNOON
THROUGH FRIDAY EVENING.
...WINTER STORM WATCH...
* LONG TERM TRENDS...THE PRECIPITATION SHOULD SWITCH TO MAINLY
  RAIN LATE TONIGHT BEFORE TRANSITIONING BACK TO A WINTRY MIX
  AND EVENTUALLY ALL SNOW LATE THURSDAY. ONCE IT DOES THE SNOW
  MAY BE HEAVY AND WIND BLOWN...ESPECIALLY INTO FRIDAY WHEN THE
  WINDS INCREASE.
* STORM TOTAL SNOW ACCUMULATIONS...BY THE TIME THE PRECIPITATION
  DIMINISHES SATURDAY...NINE TO TWELVE INCHES OF SNOW IS
  EXPECTED.
* WINDS...BRISK EAST WINDS OF 15 TO 25 MPH WILL BE COMMON TODAY
  INTO THURSDAY. BY FRIDAY...WINDS WILL BECOME NORTHWEST AT 25
  TO 35 MPH WITH HIGHER GUSTS.
* VISIBILITY...DURING THE PERIODS OF HEAVIER SNOW LATE THURSDAY
  AND 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 ON CHRISTMAS EVE NIGHT AND CHRISTMAS DAY 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.
&&
$$

HAZARDOUS WEATHER OUTLOOK
Issue Date: 441 PM CST WED DEC 23 2009
Expiration: 600 AM CST THU DEC 24 2009

Expires:200912241200;;
FLUS43 KDMX 232221 CCA
HWODMX
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE DES MOINES IA
416 PM CST WED DEC 23 2009
IAZ059-070>072-081-082-092-093-241200-
DALLAS-CASS-ADAIR-MADISON-ADAMS-UNION-TAYLOR-RINGGOLD-
416 PM CST WED DEC 23 2009
THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL IOWA.
.DAY ONE...THIS AFTERNOON AND TONIGHT
LIGHT RAIN WILL FREEZE AT TIMES LATE THIS AFTERNOON...RESULTING IN
LIGHT ICE ACCUMULATIONS ON ELEVATED AND EXPOSED SURFACES IN SOME
AREAS OVERNIGHT.
A FEW THUNDERSTORMS ARE ALSO POSSIBLE SOUTH OF INTERSTATE 80 THROUGH
THIS EVENING.
.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY
A WINTER STORM WATCH IS IN EFFECT FOR THE AREA FROM THURSDAY
AFTERNOON THROUGH FRIDAY NIGHT. PLEASE REFER TO THE NATIONAL
WEATHER SERVICE WEBSITE AT WEATHER.GOV/DESMOINES FOR FURTHER
DETAILS.
A VERY STRONG LOW PRESSURE SYSTEM IS FORECAST TO SLOWLY APPROACH
THE STATE AND BRING A WINTRY MIX OF SNOW...SLEET...AND FREEZING
RAIN TO THE AREA THROUGH THURSDAY AFTERNOON. THE PRECIPITATION
WILL THEN CHANGE OVER TO ALL SNOW THURSDAY EVENING INTO THURSDAY
NIGHT AND CONTINUE INTO THE WEEKEND.
.SPOTTER INFORMATION STATEMENT...
SPOTTER ACTIVATION WILL NOT BE NEEDED...BUT ANY SNOWFALL AND ICE
ACCUMULATION REPORTS ARE APPRECIATED AND ENCOURAGED.
$$