HAZARDOUS WEATHER OUTLOOK
Issue Date: 508 AM CST TUE DEC 22 2009
Expiration: 515 AM CST WED DEC 23 2009

/406 AM MST TUE DEC 22 2009/
THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF WEST CENTRAL
MINNESOTA...CENTRAL SOUTH DAKOTA...NORTH CENTRAL SOUTH DAKOTA AND
NORTHEAST SOUTH DAKOTA.
.DAY ONE...TODAY AND TONIGHT
NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY
A WINTER STORM WARNING IS IN EFFECT FROM WEDNESDAY EVENING THROUGH
FRIDAY EVENING AS A STRONG LOW PRESSURE SYSTEM DEVELOPS AND MOVES
INTO THE PLAINS STATES. WIDESPREAD SNOWFALL WILL BEGIN WEDNESDAY
AFTERNOON...WITH SNOWFALL INTENSITY INCREASING DURING THE DAY
THURSDAY. SNOWFALL WILL CONTINUE TO ACCUMULATE THROUGH FRIDAY AND
STORM TOTAL SNOW ACCUMULATIONS WILL EXCEED 10 INCHES IN SOME
LOCATIONS. SNOW WILL COMBINE WITH 20 TO 35 MPH NORTHERLY WINDS TO
CREATE BLOWING SNOW AND SIGNIFICANTLY REDUCE VISIBILITIES ON
THURSDAY AND FRIDAY. HOLIDAY TRAVELERS WILL ENCOUNTER DIFFICULT
DRIVING CONDITIONS.
.SPOTTER INFORMATION STATEMENT...
NO SPOTTER ACTIVATION IS ANTICIPATED FOR TODAY AND TONIGHT.
$$

WINTER STORM WARNING
Issue Date: 358 AM CST TUE DEC 22 2009
Expiration: 600 PM CST FRI DEC 25 2009

...SIGNIFICANT STORM SYSTEM EXPECTED WEDNESDAY NIGHT INTO
FRIDAY...
.A STRONG AREA OF LOW PRESSURE IS EXPECTED TO DEVELOP IN THE
SOUTHERN PLAINS ON WEDNESDAY AND THEN MOVE NORTHEAST ACROSS
MISSOURI...IOWA AND INTO THE GREAT LAKES REGION BY SATURDAY
MORNING. WIDESPREAD SNOW WILL DEVELOP ACROSS CENTRAL AND
NORTHEAST SOUTH DAKOTA ALONG WITH WEST CENTRAL MINNESOTA...STARTING
WEDNESDAY AFTERNOON AND PERSISTING THROUGH FRIDAY. SNOWFALL TOTALS
WILL EXCEED 10 INCHES IN SOME LOCATIONS. ALONG WITH THE
SNOW...STRONG NORTH WINDS WILL DEVELOP ON THURSDAY RESULTING IN
BLOWING SNOW AND REDUCED VISIBILITIES.
MNZ039-046-SDZ003>011-015>023-033>037-045-048-051-221800-
/O.UPG.KABR.WS.A.0008.091224T0000Z-091226T0000Z/
/O.NEW.KABR.WS.W.0007.091224T0000Z-091226T0000Z/
TRAVERSE-BIG STONE-CORSON-CAMPBELL-MCPHERSON-BROWN-MARSHALL-
ROBERTS-WALWORTH-EDMUNDS-DAY-DEWEY-POTTER-FAULK-SPINK-CLARK-
CODINGTON-GRANT-HAMLIN-DEUEL-STANLEY-SULLY-HUGHES-HYDE-HAND-JONES-
LYMAN-BUFFALO-
INCLUDING THE CITIES OF...WHEATON...ORTONVILLE...MCLAUGHLIN...
HERREID...EUREKA...ABERDEEN...BRITTON...SISSETON...MOBRIDGE...
IPSWICH...WEBSTER...TIMBER LAKE...GETTYSBURG...FAULKTON...
REDFIELD...CLARK...WATERTOWN...MILBANK...CASTLEWOOD...
CLEAR LAKE...FORT PIERRE...ONIDA...PIERRE...HIGHMORE...MILLER...
MURDO...PRESHO...FORT THOMPSON
358 AM CST TUE DEC 22 2009 /258 AM MST TUE DEC 22 2009/
...WINTER STORM WARNING IN EFFECT FROM 6 PM CST /5 PM MST/
WEDNESDAY TO 6 PM CST /5 PM MST/ FRIDAY...
THE NATIONAL WEATHER SERVICE IN ABERDEEN HAS ISSUED A WINTER
STORM WARNING FOR HEAVY SNOW...WHICH IS IN EFFECT FROM 6 PM CST
/5 PM MST/ WEDNESDAY TO 6 PM CST /5 PM MST/ FRIDAY. THE WINTER
STORM WATCH IS NO LONGER IN EFFECT.
* WIDESPREAD SNOW WILL DEVELOP WEDNESDAY AFTERNOON...WITH
SNOWFALL INTENSITY INCREASING DURING THE DAY ON THURSDAY.
SNOWFALL WILL CONTINUE TO ACCUMULATE THROUGH FRIDAY.
* SNOWFALL AMOUNTS WILL RANGE FROM 6 TO 8 INCHES ACROSS CENTRAL
AND NORTH CENTRAL SOUTH DAKOTA...8 TO 10 INCHES IN THE JAMES
VALLEY...AND GREATER THAN 10 INCHES ACROSS NORTHEAST SOUTH
DAKOTA AND WEST CENTRAL MINNESOTA.
* WINDS WILL INCREASE TO 20 TO 35 MPH BY THURSDAY...WITH HIGHER
GUSTS POSSIBLE. THESE STRONG NORTHERLY WINDS WILL CONTINUE INTO
FRIDAY.
* SNOW COMBINED WITH STRONG NORTHERLY WINDS WILL CREATE BLOWING
SNOW AND VERY LOW VISIBILITIES. TRAVEL WILL BE DIFFICULT AT
TIMES.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW
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.
$$
KRAMLICH/MOHR

WINTER STORM WATCH
Issue Date: 216 PM CST MON DEC 21 2009
Expiration: 600 PM CST FRI DEC 25 2009

...SIGNIFICANT STORM SYSTEM POSSIBLE WEDNESDAY NIGHT INTO FRIDAY...
.A STRONG AREA OF LOW PRESSURE IS EXPECTED TO DEVELOP IN THE
SOUTHERN PLAINS ON WEDNESDAY AND THEN MOVE NORTHEAST ACROSS
MISSOURI...IOWA AND INTO THE GREAT LAKES REGION BY SATURDAY
MORNING. WIDESPREAD SNOW IS EXPECTED TO DEVELOP ACROSS CENTRAL AND
NORTHEAST SOUTH DAKOTA ALONG WITH WEST CENTRAL MINNESOTA BY
WEDNESDAY AFTERNOON. IF THE STORM MOVES ALONG THIS TRACK...THE
EASTERN HALF OF SOUTH DAKOTA AND WEST CENTRAL MINNESOTA COULD
SEE SOME SIGNIFICANT SNOWFALL BY FRIDAY MORNING. ALONG WITH THE
SNOW...STRONG NORTH WINDS COULD DEVELOP CAUSING BLOWING SNOW AND
LOW VISIBILITIES. THE TRACK OF THE STORM COULD STILL
CHANGE...RESULTING IN CHANGES IN THE LOCATION OF THE MOST
SIGNIFICANT SNOWFALL AND WIND.
MNZ039-046-SDZ003>011-015>023-033>037-045-048-051-220500-
/O.NEW.KABR.WS.A.0008.091224T0000Z-091226T0000Z/
TRAVERSE-BIG STONE-CORSON-CAMPBELL-MCPHERSON-BROWN-MARSHALL-
ROBERTS-WALWORTH-EDMUNDS-DAY-DEWEY-POTTER-FAULK-SPINK-CLARK-
CODINGTON-GRANT-HAMLIN-DEUEL-STANLEY-SULLY-HUGHES-HYDE-HAND-JONES-
LYMAN-BUFFALO-
INCLUDING THE CITIES OF...WHEATON...ORTONVILLE...MCLAUGHLIN...
HERREID...EUREKA...ABERDEEN...BRITTON...SISSETON...MOBRIDGE...
IPSWICH...WEBSTER...TIMBER LAKE...GETTYSBURG...FAULKTON...
REDFIELD...CLARK...WATERTOWN...MILBANK...CASTLEWOOD...
CLEAR LAKE...FORT PIERRE...ONIDA...PIERRE...HIGHMORE...MILLER...
MURDO...PRESHO...FORT THOMPSON
216 PM CST MON DEC 21 2009 /116 PM MST MON DEC 21 2009/
...WINTER STORM WATCH IN EFFECT FROM WEDNESDAY EVENING THROUGH
FRIDAY AFTERNOON...
THE NATIONAL WEATHER SERVICE IN ABERDEEN HAS ISSUED A WINTER
STORM WATCH...WHICH IS IN EFFECT FROM WEDNESDAY EVENING THROUGH
FRIDAY AFTERNOON.
* WIDESPREAD LIGHT SNOW IS EXPECTED TO DEVELOP WEDNESDAY
AFTERNOON...WITH SNOWFALL INTENSITY INCREASING DURING THE DAY ON
THURSDAY. DEPENDING ON THE STORM TRACK...ADDITIONAL SNOWFALL MAY
BE POSSIBLE THROUGH FRIDAY EVENING.
* DEPENDING ON THE TRACK OF THIS STORM SYSTEM...SNOWFALL AMOUNTS
COULD RANGE FROM 4 TO 6 INCHES...IN NORTH CENTRAL SOUTH
DAKOTA...TO AS MUCH AS 5 TO 9 INCHES ELSEWHERE.
* NORTHERLY WINDS OF 10 TO 15 MPH ON WEDNESDAY ARE EXPECTED TO
INCREASE DURING THE DAY ON THURSDAY TO 20 TO 25 MPH. STRONGER
WINDS MAY BE POSSIBLE BY FRIDAY AFTERNOON.
* DEPENDING ON SNOWFALL INTENSITY AND SUSTAINED
WINDS...VISIBILITIES MAY BE RESTRICTED TO A FEW MILES ON
THURSDAY. A FURTHER REDUCTION IN VISIBILITIES MAY BE POSSIBLE ON
FRIDAY DEPENDING ON THE STRENGTH OF THE WINDS.
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.
$$
SD/AD