HAZARDOUS WEATHER OUTLOOK
Issue Date: 1259 PM CST THU DEC 24 2009
Expiration: 100 PM CST FRI DEC 25 2009

Expires:200912251900;;
FLUS43 KEAX 241858
HWOEAX
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
1258 PM CST THU DEC 24 2009
KSZ025-057-060-102>105-MOZ001>008-011>017-020>025-028>033-037>040-
043>046-053-054-251900-
ATCHISON KS-MIAMI-LINN KS-DONIPHAN-LEAVENWORTH-WYANDOTTE-
JOHNSON KS-ATCHISON MO-NODAWAY-WORTH-GENTRY-HARRISON-MERCER-
PUTNAM-SCHUYLER-HOLT-ANDREW-DE KALB-DAVIESS-GRUNDY-SULLIVAN-ADAIR-
BUCHANAN-CLINTON-CALDWELL-LIVINGSTON-LINN MO-MACON-PLATTE-CLAY-
RAY-CARROLL-CHARITON-RANDOLPH-JACKSON-LAFAYETTE-SALINE-HOWARD-
CASS-JOHNSON MO-PETTIS-COOPER-BATES-HENRY-
1258 PM CST THU DEC 24 2009
THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHWEST...NORTH CENTRAL
AND WEST CENTRAL MISSOURI...AS WELL AS EXTREME EASTERN KANSAS.
.DAY ONE...THIS AFTERNOON AND TONIGHT
...WINTER STORM WARNING CONTINUES FOR THE ENTIRE OUTLOOK AREA...
AN AREA OF LOW PRESSURE CURRENTLY OVER SOUTHEAST OKLAHOMA WILL MOVE
TO NEAR JEFFERSON CITY BY MIDNIGHT AND THEN INTO FAR NORTHEAST
MISSOURI BY FRIDAY MORNING WHILE RAPIDLY STRENGTHENING DURING THIS
TIME FRAME. AS THIS OCCURS...THE SYSTEM WILL CONTINUE TO PULL COLDER
AIR FROM THE NORTHWEST INTO EASTERN KANSAS AND MISSOURI CAUSING AREAS
CURRENTLY RECEIVING RAIN SHOWERS TO TRANSITION TO A WINTRY MIX OF
FREEZING RAIN AND SLEET THROUGHOUT THE DAY AND TONIGHT. THIS MIX WILL
GRADUALLY TRANSITION OVER TO ALL SNOW FROM WEST TO EAST THROUGH THE
OVERNIGHT HOURS. HOWEVER...BEFORE THIS TRANSITION TAKES PLACE...SOME
MINOR ICING MAY OCCUR...WITH THE POSSIBILITY OF SLEET ACCUMULATIONS
FROM EAST CENTRAL KANSAS THROUGH WESTERN AND NORTHERN MISSOURI LATER
THIS AFTERNOON AND EVENING.
TEMPERATURES IN FAR NORTHWEST MISSOURI HAVE ALREADY FALLEN BELOW
FREEZING ALONG AND WEST OF A KANSAS CITY TO GRANT CITY MISSOURI LINE ..WITH
REPORTS OF FREEZING RAIN...SLEET...AND SNOW. THIS FREEZING LINE WILL
CONTINUE TO TRANSITION EASTWARD THROUGH THE AFTERNOON SETTING THE
STAGE FOR WIDESPREAD MIXED WINTER PRECIPITATION.
EVENTUALLY THROUGH THE OVERNIGHT AND INTO THE EARLY MORNING...THE
ENTIRE OUTLOOK AREA WILL TRANSITION TO ALL SNOW...WITH THE MOST
PERSISTENT BAND OF MODERATE TO HEAVY SNOW POSSIBLY ALIGNING ALONG THE
KANSAS AND MISSOURI BORDER. PERIODS OF LOCALLY MODERATE TO HEAVY SNOW MAY
BE POSSIBLE OVER PARTS OF THE OUTLOOK AREA. WEST TO NORTHWEST WINDS
WILL INCREASE SIGNIFICANTLY THIS EVENING...AND MAY REACH 25 TO 30 MPH
WITH HIGHER GUSTS...CREATING WIDESPREAD BLOWING AND DRIFTING OF SNOW
AND OCCASIONAL BLIZZARD LIKE CONDITIONS.
.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY
PERIODIC SNOW IS EXPECTED TO CONTINUE THROUGH THE DAY FRIDAY...AND
EVEN INTO SATURDAY...ESPECIALLY FOR LOCATIONS NORTH OF THE MISSOURI
RIVER. TOTAL SNOW AND SLEET ACCUMULATIONS BETWEEN THURSDAY AFTERNOON
AND SATURDAY MAY RANGE FROM ONLY A COUPLE INCHES OVER CENTRAL AND
NORTH-CENTRAL MISSOURI...TO AS MUCH AS 8 TO 10 INCHES ALONG THE IOWA
BORDER IN NORTHWEST MISSOURI. EXACERBATING THE WINTER STORM IMPACTS
WILL BE THE STRONG WESTERLY TO NORTHWESTERLY WINDS...WHICH WILL
CONTINUE INTO SATURDAY. SUSTAINED WINDS MAY REACH 25 TO 30 MPH WITH
HIGHER GUSTS ACROSS MUCH OF THE AREA...CREATING EXTENSIVE BLOWING AND
DRIFTING OF SNOW...SIGNIFICANTLY REDUCED VISIBILITIES...AND NEAR
BLIZZARD CONDITIONS. TRAVEL MAY BECOME EXTREMELY DANGEROUS TONIGHT
THROUGH FRIDAY.
.SPOTTER INFORMATION STATEMENT...
SPOTTER ACTIVATION IS NOT ANTICIPATED...HOWEVER REPORTS OF MIXED
WINTER PRECIPITATION ONSET AND SNOWFALL TOTALS WOULD BE MUCH
APPRECIATED.
$$

WINTER STORM WARNING
Issue Date: 358 PM CST WED DEC 23 2009
Expiration: 600 PM CST FRI DEC 25 2009

...SIGNIFICANT WINTER STORM EXPECTED THURSDAY AND FRIDAY...
.A POTENT WEATHER SYSTEM CURRENTLY MOVING INTO THE SOUTHERN PLAINS
LATE THIS AFTERNOON AND EVENING...WILL EVENTUALLY EJECT ACROSS CENTRAL
MISSOURI THURSDAY NIGHT AND FRIDAY. THROUGH TONIGHT...THE ATMOSPHERE WILL
BE WARM ENOUGH TO KEEP PRECIPITATION ENTIRELY LIQUID...HOWEVER AS AN
AREA OF LOW PRESSURE TRAVELS FROM CENTRAL THROUGH NORTHEAST
MISSOURI...COLDER AIR WILL RAPIDLY BE PULLED INTO EASTERN KANSAS AND
WESTERN MISSOURI ON THURSDAY...CHANGING RAIN OVER TO FREEZING
RAIN...SLEET...AND SNOW. WITH TRAVEL PEAKING DURING THE
HOLIDAY...VERY SIGNIFICANT IMPACTS MAY BE POSSIBLE OVER MUCH OF THE
AREA.
KSZ025-102-MOZ001-002-011-012-240600-
/O.UPG.KEAX.WS.A.0004.091224T0600Z-091226T0000Z/
/O.NEW.KEAX.WS.W.0003.091224T1500Z-091226T0000Z/
ATCHISON KS-DONIPHAN-ATCHISON MO-NODAWAY-HOLT-ANDREW-
INCLUDING THE CITIES OF...ATCHISON...TROY...TARKIO...MARYVILLE...
MOUND CITY...OREGON...SAVANNAH
358 PM CST WED DEC 23 2009
...WINTER STORM WARNING IN EFFECT FROM 9 AM THURSDAY TO 6 PM CST
FRIDAY...
THE NATIONAL WEATHER SERVICE IN KANSAS CITY/PLEASANT HILL HAS
ISSUED A WINTER STORM WARNING FOR SNOW...FREEZING RAIN...AND SLEET..WHICH
IS IN EFFECT FROM 9 AM THURSDAY TO 6 PM CST FRIDAY. THE WINTER STORM
WATCH IS NO LONGER IN EFFECT.
* RAIN MAY CHANGE TO FREEZING RAIN AND SLEET AS EARLY AS THURSDAY
MORNING. THROUGH THE DAY THURSDAY...MIXED WINTER PRECIPITATION
WILL GRADUALLY SWITCH TO ALL SNOW.
* ICE AND SLEET ACCUMULATIONS UP TO A TENTH OF AN INCH WILL BE
POSSIBLE THROUGH EARLY THURSDAY AFTERNOON. AFTER CHANGING TO SNOW
THURSDAY AFTERNOON...TOTAL SNOWFALL ACCUMULATIONS THROUGH FRIDAY
AFTERNOON MAY BE IN THE 7 TO 10 INCH RANGE.
* STRONG NORTHWEST TO WEST WINDS WILL DEVELOP THURSDAY AFTERNOON
THROUGH FRIDAY...WITH SUSTAINED WINDS POSSIBLY REACHING 30 MPH WITH
HIGHER GUSTS. THIS WILL CREATE EXTENSIVE BLOWING AND DRIFTING SNOW
AND NEAR BLIZZARD CONDITIONS.
* TRAVEL MAY BECOME EXTREMELY DANGEROUS BEGINNING THURSDAY
MORNING...AND ESPECIALLY FROM THURSDAY AFTERNOON THROUGH
FRIDAY...WITH PERIODS OF HEAVY SNOW POSSIBLE AND SIGNIFICANTLY
REDUCED VISIBILITIES. PERSONS PLANNING ON TRAVELING FOR THE HOLIDAY
SHOULD CONSIDER MAKING ALTERNATIVE PLANS.
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.
$$

WINTER STORM WATCH
Issue Date: 337 AM CST WED DEC 23 2009
Expiration: 600 PM CST FRI DEC 25 2009

...SIGNIFICANT WINTER STORM POSSIBLE THURSDAY AND FRIDAY...
.A POTENT WEATHER SYSTEM CURRENTLY OVER THE DESERT SOUTHWEST WILL
EJECT INTO THE SOUTHERN PLAINS EARLY THURSDAY...AND EVENTUALLY TURN
NORTH INTO CENTRAL MISSOURI THURSDAY NIGHT AND FRIDAY.
INITIALLY...THE ATMOSPHERE WILL BE WARM ENOUGH TO KEEP PRECIPITATION
ENTIRELY LIQUID...HOWEVER AS AN AREA OF LOW PRESSURE TRAVELS FROM
CENTRAL THROUGH NORTHEAST MISSOURI...COLDER AIR WILL RAPIDLY BE
PULLED INTO EASTERN KANSAS AND WESTERN MISSOURI...CHANGING RAIN OVER
TO FREEZING RAIN...SLEET...AND SNOW. THERE REMAINS SOME UNCERTAINTY
ON THE TRACK OF THIS LOW PRESSURE SYSTEM...AND WHICH LOCATIONS WOULD
EXPERIENCE THE WORST WINTER WEATHER. HOWEVER...WITH TRAVEL PEAKING
DURING THE HOLIDAY...VERY SIGNIFICANT IMPACTS MAY BE POSSIBLE OVER
MUCH OF THE AREA.
KSZ025-102-MOZ001-002-011-012-231745-
/O.NEW.KEAX.WS.A.0004.091224T0600Z-091226T0000Z/
ATCHISON KS-DONIPHAN-ATCHISON MO-NODAWAY-HOLT-ANDREW-
INCLUDING THE CITIES OF...ATCHISON...TROY...TARKIO...MARYVILLE...
MOUND CITY...OREGON...SAVANNAH
337 AM CST WED DEC 23 2009
...WINTER STORM WATCH IN EFFECT FROM LATE TONIGHT THROUGH FRIDAY
AFTERNOON...
THE NATIONAL WEATHER SERVICE IN KANSAS CITY/PLEASANT HILL HAS
ISSUED A WINTER STORM WATCH...WHICH IS IN EFFECT FROM LATE
TONIGHT THROUGH FRIDAY AFTERNOON.
* RAIN MAY CHANGE TO FREEZING RAIN AND SLEET AS EARLY AS MIDNIGHT.
THEN THROUGH THE DAY THURSDAY...MIXED WINTER PRECIPITATION WILL
GRADUALLY SWITCH TO ALL SNOW.
* ICE AND SLEET ACCUMULATIONS UP TO A TENTH OF AN INCH WILL BE
POSSIBLE THROUGH THURSDAY MORNING. AFTER CHANGING TO SNOW THURSDAY
AFTERNOON...TOTAL SNOWFALL ACCUMULATIONS THROUGH FRIDAY AFTERNOON
MAY BE IN THE 5 TO 10 INCH RANGE.
* STRONG NORTHWEST TO WEST WINDS WILL DEVELOP THURSDAY AFTERNOON
THROUGH FRIDAY...WITH SUSTAINED WINDS POSSIBLY REACHING 30 MPH WITH
A FEW HIGHER GUSTS. THIS WILL CREATE EXTENSIVE BLOWING AND DRIFTING
OF SNOW AND NEAR BLIZZARD CONDITIONS.
* TRAVEL MAY BECOME EXTREMELY DANGEROUS THURSDAY AFTERNOON THROUGH
FRIDAY...WITH PERIODS OF HEAVY SNOW POSSIBLE AND SIGNIFICANTLY
REDUCED VISIBILITIES. PERSONS PLANNING ON TRAVELING FOR THE HOLIDAY
SHOULD EITHER LEAVE TODAY...OR MAKE ALTERNATIVE PLANS.
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.
$$