weather.gov     
National Weather Service

Watches, Warnings & Advisories
NWS Homepage

Winter Weather Advisory


URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE RAPID CITY SD
255 PM MST SUN DEC 21 2014

...DEVELOPING WINTER STORM WILL BRING SNOW AND GUSTY WINDS TO MUCH
   OF THE AREA LATER TONIGHT THROUGH EARLY TUESDAY...

.A LOW PRESSURE SYSTEM WILL MOVE FROM NORTHEAST MONTANA LATE TODAY
TO EASTERN SOUTH DAKOTA AND EASTERN NEBRASKA BY LATE MONDAY. THIS
SYSTEM WILL STRENGTHEN AS IT MOVES ACROSS THE DAKOTAS. AREAS OF RAIN
LATE TODAY AND THIS EVENING WILL CHANGE OVER TO SNOW TONIGHT AS A
COLD FRONT CROSSES THE AREA. THE CHANGE OVER WILL OCCUR THE
EARLIEST ACROSS THE BLACK HILLS. GUSTY NORTHWEST WINDS WILL
DEVELOP LATE TONIGHT AND MONDAY...PRODUCING BLOWING SNOW ON THE
PLAINS AND ENHANCING UPSLOPE SNOWFALL OVER THE NORTHERN BLACK HILLS.
OCCASIONAL SNOWFALL WILL THEN CONTINUE ACROSS MUCH OF THE AREA THROUGH
MONDAY NIGHT...FINALLY TAPERING OFF TUESDAY MORNING AS DRIER AIR
MOVES IN.

SNOWFALL TOTALS ARE FORECAST TO BE IN THE 6 TO 12 INCH RANGE
ACROSS MUCH OF THE NORTHERN BLACK HILLS AND WYOMING BLACK
HILLS...WITH LOCALLY HIGHER AMOUNTS ACROSS THE HIGHER ELEVATIONS.
ON THE PLAINS...2 TO 5 INCHES ARE EXPECTED IN MOST AREAS.

SDZ031-032-042>044-220700-
/O.NEW.KUNR.WW.Y.0027.141222T0700Z-141223T1200Z/
PENNINGTON CO PLAINS-HAAKON-SHANNON-JACKSON-BENNETT-
INCLUDING THE CITIES OF...WALL...PHILIP...PINE RIDGE...KYLE...
KADOKA...MARTIN
255 PM MST SUN DEC 21 2014

...WINTER WEATHER ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO
5 AM MST TUESDAY...

THE NATIONAL WEATHER SERVICE IN RAPID CITY HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT FROM
MIDNIGHT TONIGHT TO 5 AM MST TUESDAY.

* TIMING...AREAS OF LIGHT RAIN WILL CHANGE OVER TO SNOW LATE
  TONIGHT. OCCASIONAL SNOW CAN BE EXPECTED THROUGH MONDAY NIGHT.

* MAIN HAZARD...SNOWFALL TOTALS OF 2 TO 5 INCHES ARE EXPECTED
  ACROSS MUCH OF THE AREA. LOCALLY HIGHER AMOUNTS ARE POSSIBLE
  ACROSS THE PINE RIDGE.

* OTHER CONDITIONS...STRONG NORTHWEST WINDS MONDAY INTO MONDAY
  NIGHT WILL PRODUCE BLOWING AND DRIFTING SNOW...REDUCING
  VISIBILITIES.

* IMPACTS...THE SNOW AND STRONG WINDS WILL CREATE HAZARDOUS
  DRIVING CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS REDUCED
VISIBILITIES WILL CREATE HAZARDOUS CONDITIONS. USE CAUTION WHEN
OUTDOORS OR TRAVELING.

&&

$$

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE NORTH PLATTE NE
347 PM CST SUN DEC 21 2014

...WINTER STORM MOVING INTO WESTERN NEBRASKA ...

.A WINTER STORM MOVING INTO THE NORTHERN PLAINS TONIGHT WILL
SPREAD RAIN INTO WESTERN NEBRASKA TONIGHT RAIN WILL CHANGE TO OR
MIX WITH SNOW EARLY MONDAY MORNING AND MOVE EAST INTO THE NEBRASKA
SANDHILLS THROUGH THE DAY ON MONDAY. STRONG WINDS WILL ACCOMPANY
THE STORM WITH AREAS OF BLOWING SNOW REDUCING VISIBILITIES TO A
HALF MILE AT TIMES.

NEZ004-005-023>025-035>037-094-221200-
/O.NEW.KLBF.WW.Y.0021.141222T1200Z-141223T0600Z/
SHERIDAN-EASTERN CHERRY-GRANT-HOOKER-THOMAS-ARTHUR-MCPHERSON-
LOGAN-WESTERN CHERRY-
INCLUDING THE CITIES OF...GORDON...RUSHVILLE...VALENTINE...
HYANNIS...MULLEN...THEDFORD...ARTHUR...TRYON...STAPLETON...CODY...
MERRIMAN...KILGORE
347 PM CST SUN DEC 21 2014 /247 PM MST SUN DEC 21 2014/

...WINTER WEATHER ADVISORY IN EFFECT FROM 6 AM CST /5 AM MST/
MONDAY TO MIDNIGHT CST /11 PM MST/ MONDAY NIGHT...

THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT
FROM 6 AM CST /5 AM MST/ MONDAY TO MIDNIGHT CST /11 PM MST/
MONDAY NIGHT.

* TIMING...SNOW...MODERATE AT TIMES WILL DEVELOP OVER NORTHWEST
  NEBRASKA MONDAY MORNING AND MOVE EAST THROUGH THE SANDHILLS
  THROUGH THE DAY.

* SNOW ACCUMULATIONS...ONE TO THREE INCHES OF SNOW ACCUMULATION.

* WIND...NORTHWEST WINDS INCREASING TO 20 TO 25 MPH WITH GUSTS TO
  30 MPH.

* IMPACTS...AS TEMPERATURES COOL THROUGH THE EARLY MORNING HOURS
  WET ROAD SURFACES WILL FREEZE AS RAIN CHANGES TO SNOW THE SNOW
  WILL COVER THE ICY ROAD SURFACES MAKING TRAVEL HAZARDOUS. AS
  WINDS INCREASE THROUGH THE MORNING AREAS OF BLOWING SNOW WILL
  DEVELOP REDUCING VISIBILITIES TO A HALF MILE AT TIMES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$

POWER


Wind Advisory


URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE RAPID CITY SD
255 PM MST SUN DEC 21 2014

.A STRONG LOW PRESSURE SYSTEM WILL PASS THROUGH THE REGION LATE
TONIGHT AND MONDAY. STRONG NORTHWESTERLY WINDS WILL DEVELOP ON THE
BACK SIDE OF THE SYSTEM ON MONDAY.

SDZ027-030-041-074-220700-
/O.NEW.KUNR.WI.Y.0043.141222T1500Z-141223T0100Z/
SOUTHERN FOOT HILLS-CUSTER CO PLAINS-FALL RIVER-
HERMOSA FOOT HILLS-
INCLUDING THE CITIES OF...EDGEMONT...HOT SPRINGS...FOLSOM...
ARDMORE...OELRICHS...HERMOSA
255 PM MST SUN DEC 21 2014

...WIND ADVISORY IN EFFECT FROM 8 AM TO 6 PM MST MONDAY...

THE NATIONAL WEATHER SERVICE IN RAPID CITY HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 8 AM TO 6 PM MST MONDAY.

* TIMING...MONDAY MORNING THROUGH MONDAY AFTERNOON.

* WINDS...NORTHWESTERLY WINDS WILL INCREASE TO 20 TO 35 MPH WITH
  GUSTS TO 50 MPH DURING THE MORNING HOURS. WINDS WILL PERSIST
  THROUGH THE AFTERNOON HOURS BEFORE SLOWLY DIMINISHING IN THE
  EVENING.

* IMPACTS...SUDDEN WIND GUSTS CAN CAUSE DRIVERS TO LOSE
  CONTROL... ESPECIALLY IN LIGHTWEIGHT OR HIGH PROFILE VEHICLES.
  STRONG WINDS CAN CAUSE BLOWING DUST...REDUCED VISIBILITY...AND
  FLYING DEBRIS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS 30 MPH WINDS...OR GUSTS OVER 45 MPH...ARE
EXPECTED OR OCCURRING.

&&

$$

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
225 PM MST SUN DEC 21 2014

...STRONG WINDS TO CONTINUE THROUGH TONIGHT FOR PORTIONS OF SOUTH
CENTRAL AND SOUTHEAST WYOMING...

.LOW PRESSURE WILL DEVELOP AND INTENSIFY OVER THE HIGH PLAINS
TODAY...STRENGTHENING THE PRESSURE GRADIENT ACROSS SOUTHEAST
WYOMING. AS A RESULT...VERY STRONG WINDS WILL CONTINUE FOR THE
WIND PRONE AREAS SUCH AS ARLINGTON...BORDEAUX AND THE INTERSTATE
80 SUMMIT THROUGH MID EVENING.

NEZ002-003-019>021-054-055-095-096-220600-
/O.NEW.KCYS.WI.Y.0019.141222T1500Z-141223T0000Z/
DAWES-BOX BUTTE-SCOTTS BLUFF-BANNER-MORRILL-KIMBALL-CHEYENNE-
NORTH SIOUX-SOUTH SIOUX-
INCLUDING THE CITIES OF...CHADRON...ALLIANCE...SCOTTSBLUFF...
GERING...HARRISBURG...BRIDGEPORT...BAYARD...KIMBALL...SIDNEY...
HARRISON...AGATE
225 PM MST SUN DEC 21 2014

...WIND ADVISORY IN EFFECT FROM 8 AM TO 5 PM MST MONDAY...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 8 AM TO 5 PM MST MONDAY.

* TIMING...8 AM MONDAY THROUGH 5 PM MONDAY AFTERNOON

* WINDS...NORTHWEST WINDS 30 TO 35 MPH SUSTAINED WITH GUSTS TO 50 MPH
  LIKELY. SOME LOCATIONS COULD SEE HIGHER WIND GUSTS.

* IMPACTS...MAINLY FOR HIGH PROFILE AND LIGHT WEIGHT VEHICLES
  TRAVELING ON EAST TO WEST ORIENTED ROADS. SUDDEN WIND GUSTS
  COULD FORCE THESE TYPE OF VEHICLES OFF ROADS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS
THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH
PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$


High Wind Watch


URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE GOODLAND KS
223 PM MST SUN DEC 21 2014


COZ090>092-KSZ001>003-013>015-027>029-041-042-NEZ079>081-220600-
/O.NEW.KGLD.HW.A.0007.141223T1200Z-141224T0000Z/
YUMA-KIT CARSON-CHEYENNE CO-CHEYENNE KS-RAWLINS-DECATUR-SHERMAN-
THOMAS-SHERIDAN-WALLACE-LOGAN-GOVE-GREELEY-WICHITA-DUNDY-
HITCHCOCK-RED WILLOW-
INCLUDING THE CITIES OF...YUMA...WRAY...BURLINGTON...
CHEYENNE WELLS...ST. FRANCIS...ATWOOD...OBERLIN...GOODLAND...
COLBY...HOXIE...SHARON SPRINGS...OAKLEY...QUINTER...TRIBUNE...
LEOTI...BENKELMAN...TRENTON...MCCOOK
223 PM MST SUN DEC 21 2014

...HIGH WIND WATCH IN EFFECT TUESDAY...

THE NATIONAL WEATHER SERVICE IN GOODLAND HAS ISSUED A HIGH WIND
WATCH...WHICH IS IN EFFECT FROM LATE MONDAY NIGHT THROUGH TUESDAY
AFTERNOON.

* PEAK WINDS...WIND GUSTS OF 60 TO 70 MPH ARE LIKELY...WITH THE
  HIGHEST WIND GUSTS ANTICIPATED WEST OF A LEOTI TO GOODLAND AND
  YUMA LINE.

* TIMING/DURATION...WIND GUSTS OF 60 MPH ARE ANTICIPATED TO
  DEVELOP BY MID MORNING OVER EAST CENTRAL COLORADO...QUICKLY
  STRENGTHENING TO THE EAST THROUGH THE MORNING.

* IMPACTS...THE HIGH WIND GUSTS WILL LEAD TO BLOWING SNOW DURING
  THE MORNING WITH VISIBILITIES DROPPING AS LOW AS A MILE AT
  TIMES OVER THE NORTHERN HALF OF THE WATCH. BLOWING DUST MAY
  DEVELOP OVER FIELDS WITH SPARSE VEGETATION WHICH HAVE DRIED OUT
  SINCE THE LAST RAIN OR SNOWFALL. HIGH PROFILE VEHICLES TRAVELING
  EAST OR WEST WILL BE VERY SUSCEPTIBLE TO TIPPING OVER.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WATCH MEANS THE POTENTIAL EXISTS FOR HAZARDOUS WIND
CONDITIONS WITH SUSTAINED WINDS OF AT LEAST 40 MPH OR GUSTS OF
58 MPH OR GREATER. SECURE LOOSE OUTDOOR ITEMS NOW AND STAY TUNED
FOR LATER FORECASTS AND POSSIBLE HIGH WIND WARNINGS.

&&

$$
JTL


Special Weather Statement


SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
356 PM CST SUN DEC 21 2014

NEZ006>010-026>029-221200-
KEYA PAHA-BOYD-BROWN-ROCK-HOLT-BLAINE-LOUP-GARFIELD-WHEELER-
INCLUDING THE CITIES OF...SPRINGVIEW...SPENCER...AINSWORTH...
BASSETT...ONEILL...DUNNING...TAYLOR...BURWELL...BARTLETT
356 PM CST SUN DEC 21 2014

...WINTER CONDITIONS EXPECTED MONDAY AFTERNOON INTO TUESDAY...

SNOW AND STRONG NORTHWEST WINDS WILL IMPACT NORTH CENTRAL NEBRASKA
MONDAY THROUGH TUESDAY. TEMPERATURES WILL SLOWLY COOL THROUGH THE
DAY MONDAY WITH RAIN EXPECTED TO SWITCH OVER TO SNOW BY MID TO
LATE AFTERNOON. SNOWFALL RATES WILL NOT BE HIGH...BUT TWO DAY
TOTALS OF 2 TO 4 INCHES OR MORE ARE POSSIBLE FROM MONDAY AFTERNOON
THROUGH TUESDAY. AS WINDS INCREASE FROM THE NORTH ON MONDAY AREAS
OF BLOWING SNOW ARE POSSIBLE...WHICH COULD CREATE HAZARDOUS WINTER
CONDITIONS. STAY TUNED TO LATER FORECASTS AS DETAILS BECOME
CLEARER ACROSS THIS AREA.

$$

BROOKS


Hazardous Weather Outlook


HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE OMAHA/VALLEY NE
535 PM CST SUN DEC 21 2014

NEZ011-012-016>018-030>032-042-221345-
KNOX-CEDAR-ANTELOPE-PIERCE-WAYNE-BOONE-MADISON-STANTON-PLATTE-
535 PM CST SUN DEC 21 2014

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTHEAST
NEBRASKA.

.DAY ONE...TONIGHT AND MONDAY

RAIN WILL MIX WITH AND CHANGE TO SNOW MONDAY AFTERNOON. ONLY LIGHT
ACCUMULATIONS OF SNOW ARE EXPECTED DURING THE DAY ON MONDAY.

.DAYS TWO THROUGH SEVEN...MONDAY NIGHT THROUGH SATURDAY

PERIODS OF LIGHT SNOW WILL CONTINUE MONDAY NIGHT AND TUESDAY
ACROSS THE AREA. TOTAL SNOWFALL THROUGH THE ENTIRE EVENT MAY RANGE
FROM 1 TO 2 INCHES...WITH THE HIGHEST AMOUNTS NEAR THE SOUTH
DAKOTA BORDER.

THERE IS ANOTHER CHANCE OF LIGHT SNOW CHRISTMAS NIGHT INTO EARLY
FRIDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED TONIGHT OR MONDAY.

$$

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE NORTH PLATTE NE
403 PM CST SUN DEC 21 2014

NEZ004>010-022>029-035>038-056>059-069>071-094-222215-
SHERIDAN-EASTERN CHERRY-KEYA PAHA-BOYD-BROWN-ROCK-HOLT-GARDEN-
GRANT-HOOKER-THOMAS-BLAINE-LOUP-GARFIELD-WHEELER-ARTHUR-MCPHERSON-
LOGAN-CUSTER-DEUEL-KEITH-PERKINS-LINCOLN-CHASE-HAYES-FRONTIER-
WESTERN CHERRY-
403 PM CST SUN DEC 21 2014 /303 PM MST SUN DEC 21 2014/

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF WESTERN AND
NORTH CENTRAL NEBRASKA.

.DAY ONE...TONIGHT.

A STORM SYSTEM MOVING INTO NEBRASKA FROM THE NORTHERN ROCKY
MOUNTAINS WILL BRING RAIN AND SNOW TO THE AREA BEGINNING TONIGHT.
LOCATIONS OVER THE EASTERN PANHANDLE AND INTO THE WESTERN
SANDHILLS WILL SEE THE RAIN SWITCH OVER TO SNOW BY MONDAY MORNING
WITH AMOUNTS UP TO AN INCH EXPECTED.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY.

THE STORM SYSTEM WILL BE SLOW TO MOVE OUT OF THE REGION MONDAY
INTO TUESDAY. AS A RESULT...ACCUMULATING SNOW IS LIKELY...WITH
AMOUNTS OF 2 TO 4 INCHES OR HIGHER EXPECTED ACROSS PORTIONS OF
NORTHERN NEBRASKA. STRONG NORTHWEST WINDS WILL DEVELOP ACROSS
WESTERN NEBRASKA MONDAY AND WILL PERSIST THROUGH TUESDAY. WHERE
SNOW FALLS AND ACCUMULATES...AREAS OF BLOWING SNOW ARE POSSIBLE
BEGINNING LATE MONDAY AFTERNOON...CONTINUING THROUGH TUESDAY.

ANOTHER STORM SYSTEM IS EXPECTED ACROSS THE CENTRAL PLAINS THURSDAY
AND THURSDAY NIGHT. SNOW ACCUMULATIONS ARE POSSIBLE WITH THIS
SYSTEM ACROSS WESTERN AND NORTH CENTRAL NEBRASKA...HOWEVER THE
SYSTEM WILL BE FAST MOVING AND WHILE THE EXACT TRACK OF THE
SYSTEM IS STILL IN QUESTION AMOUNTS ARE UNCERTAIN.

THOSE PLANNING TRAVEL ACROSS NEBRASKA DURING THE HOLIDAY WEEK
SHOULD KEEP UP TO DATE WITH THE LATEST FORECASTS FOR ADDITIONAL
INFORMATION.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED THROUGH TONIGHT...HOWEVER
SNOWFALL REPORTS THROUGH TUESDAY WOULD BE APPRECIATED.

&&

GET YOUR WEATHER...HYDROLOGICAL...AND CLIMATE INFORMATION AT
HTTP://WWW.WEATHER.GOV/NORTHPLATTE (ALL LOWERCASE)

$$

BROOKS

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE DENVER/BOULDER CO
253 PM MST SUN DEC 21 2014

COZ030>051-221800-
JACKSON COUNTY BELOW 9000 FEET-
WEST JACKSON AND WEST GRAND COUNTIES ABOVE 9000 FEET-
GRAND AND SUMMIT COUNTIES BELOW 9000 FEET-
SOUTH AND EAST JACKSON/LARIMER/NORTH AND NORTHEAST GRAND/
NORTHWEST BOULDER COUNTIES ABOVE 9000 FEET-
SOUTH AND SOUTHEAST GRAND/WEST CENTRAL AND SOUTHWEST BOULDER/
GILPIN/CLEAR CREEK/SUMMIT/NORTH AND WEST PARK COUNTIES ABOVE
9000 FEET-LARIMER AND BOULDER COUNTIES BETWEEN 6000 AND 9000 FEET-
JEFFERSON AND WEST DOUGLAS COUNTIES ABOVE 6000 FEET/GILPIN/CLEAR
CREEK/NORTHEAST PARK COUNTIES BELOW 9000 FEET-
CENTRAL AND SOUTHEAST PARK COUNTY-
LARIMER COUNTY BELOW 6000 FEET/NORTHWEST WELD COUNTY-
BOULDER AND JEFFERSON COUNTIES BELOW 6000 FEET/WEST BROOMFIELD
COUNTY-
NORTH DOUGLAS COUNTY BELOW 6000 FEET/DENVER/WEST ADAMS AND
ARAPAHOE COUNTIES/EAST BROOMFIELD COUNTY-
ELBERT/CENTRAL AND EAST DOUGLAS COUNTIES ABOVE 6000 FEET-
NORTHEAST WELD COUNTY-CENTRAL AND SOUTH WELD COUNTY-MORGAN COUNTY-
CENTRAL AND EAST ADAMS AND ARAPAHOE COUNTIES-
NORTH AND NORTHEAST ELBERT COUNTY BELOW 6000 FEET/NORTH LINCOLN
COUNTY-
SOUTHEAST ELBERT COUNTY BELOW 6000 FEET/SOUTH LINCOLN COUNTY-
LOGAN COUNTY-WASHINGTON COUNTY-SEDGWICK COUNTY-PHILLIPS COUNTY-
253 PM MST SUN DEC 21 2014

...WINTER STORM WARNING IN EFFECT FOR THE MOUNTAINS THROUGH MONDAY...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHEAST AND NORTH CENTRAL
COLORADO.

.DAY ONE...TODAY AND TONIGHT

SNOW...HEAVY AT TIMES...AND STRONG WINDS WILL CONTINUE OVER THE
MOUNTAINS THIS AFTERNOON. CONDITIONS WILL DETERIORATE RAPIDLY AS THE
SNOWFALL AND WINDS INCREASE. VISIBILITIES DOWN TO QUARTER MILE OR
LESS WITH OVER A FOOT OF NEW SNOWFALL AND WIND GUSTS IN THE 50 TO 75
MPH RANGE ARE POSSIBLE IN HIGHER AREAS OVERNIGHT. PEOPLE PLANNING
TRAVEL IN THE NORTH CENTRAL COLORADO MOUNTAINS SHOULD CONSIDER
CHANGING THEIR PLANS TO AVOID TRAVEL LATER TODAY OR TONIGHT AS THIS
STORM COULD HAVE SIGNIFICANT IMPACT ON TRAVEL.

IN AREAS EAST OF THE FRONT RANGE...STRONG WINDS WITH GUSTS OF 50 TO
60 MPH IN THE FOOTHILLS AND 30 TO 40 MPH ON THE PLAINS WILL CONTINUE
INTO THIS EVENING. THERE IS A SLIGHT CHANCE OF RAIN AND LIGHT SNOW
SHOWERS ON THE PLAINS OVERNIGHT. MOST AREAS WILL SEE LITTLE OR NO
ACCUMULATION...BUT THERE WILL BE SOME LOCALIZED HEAVIER SHOWERS THAT
COULD PRODUCE AN INCH OR TWO EARLY MONDAY MORNING.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY

SNOWFALL WILL CONTINUE IN THE MOUNTAINS AND HIGH VALLEYS OF NORTH
CENTRAL COLORADO THROUGH TUESDAY MORNING. SNOWFALL MAY BE HEAVY
AT TIMES ON MONDAY ABOVE TIMBERLINE AND ON NORTHWEST FACING
MOUNTAIN SLOPES WHERE SEVERAL INCHES OF ADDITIONAL SNOW
ACCUMULATION IS POSSIBLE. NORTHWEST WINDS OF 35 TO 50 MPH WILL
ALSO CONTINUE TO PRODUCE BLOWING AND DRIFTING SNOW ON THE HIGH
MOUNTAIN PASSES AND AT BOTH PORTALS OF THE EISENHOWER TUNNEL
MAKING TRAVEL QUITE DIFFICULT IN THESE AREAS. MEANWHILE ON THE
PLAINS...THERE WILL BE A SLIGHT CHANCE OF SNOW ON MONDAY AND MONDAY
NIGHT WITH ONLY SPOTTY LIGHT ACCUMULATION POSSIBLE. STRONG
NORTHWESET WINDS ARE ALSO EXPECTED TO SPREAD OVER THE NORTHEAST
PLAINS MONDAY AND ESPECIALLY TUESDAY...WITH GUSTS BETWEEN 35 AND 55
MPH WHICH WILL CAUSE POOR VISIBILITIES IN BLOWING SNOW AND DRIFTING
SNOW. TRAVELERS SHOULD USE CAUTION BOTH DAYS AND BE PREPARED FOR
DIFFICULT DRIVING CONDITIONS...ESPECIALLY HIGH PROFILE VEHICLES
TRAVELLING ALONG I-76 OR I-70.

DRIER CONDITIONS SHOULD RETURN TO MOST AREAS BY LATE ON TUESDAY
WITH WARMER TEMPERATURES ON WEDNESDAY BENEATH A RIDGE OF HIGH
PRESSURE. LOOKING AHEAD TO CHRISTMAS DAY...A STORM SYSTEM SWINGING
OUT OF THE PACIFIC NORTHWEST MAY BRING ANOTHER ROUND OF SNOW AND
GUSTY WINDS TO THE HIGH COUNTRY. FOR AREAS EAST OF THE
MOUNTAINS...OTHER THAN A CHANCE OF RAIN AND SNOW THURSDAY NIGHT
WITH THE PASSAGE OF A COLD FRONT...DRY CONDITIONS AND NEAR
SEASONAL TEMPERATURES WILL PREVAIL THROUGH SATURDAY.

.SPOTTER INFORMATION STATEMENT...

REPORTS OF SNOWFALL OR HIGH WINDS WILL BE APPRECIATED.

$$
BOWEN/BAKER

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE SIOUX FALLS SD
342 PM CST SUN DEC 21 2014

SDZ038-039-050-052>054-057>060-063-064-222145-
BEADLE-KINGSBURY-GREGORY-JERAULD-SANBORN-MINER-BRULE-AURORA-
DAVISON-HANSON-CHARLES MIX-DOUGLAS-
342 PM CST SUN DEC 21 2014

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF EAST CENTRAL
SOUTH DAKOTA...SOUTH CENTRAL SOUTH DAKOTA AND SOUTHEAST SOUTH
DAKOTA.

.DAY ONE...THIS AFTERNOON AND TONIGHT

RAIN...FREEZING RAIN AND SLEET WILL ALL BE POSSIBLE AFTER ABOUT
11 PM TONIGHT...BUT AMOUNTS SHOULD REMAIN FAIRLY LIGHT. WITH
TEMPERATURES HOVERING BETWEEN ABOUT 32 TO 34 DEGREES VERY LITTLE
TO NO ICE AND SNOW ACCUMULATIONS ARE EXPECTED TONIGHT.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY

LIGHT RAIN OR LIGHT SNOW ON MONDAY MORNING WILL TRANSITION TO ALL
SNOW BY MONDAY AFTERNOON. PERIODS OF SNOW ARE EXPECTED TO CONTINUE
THROUGH TUESDAY MORNING. BLOWING SNOW WILL ALSO BE POSSIBLE LATE
MONDAY NIGHT INTO TUESDAY MORNING AS NORTH WINDS INCREASE TO 15 TO
30 MPH. BY EARLY TUESDAY AFTERNOON SNOWFALL TOTALS WILL LIKELY
RANGE FROM 3 TO 5 INCHES.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED.

$$

HAZARDOUS WEATHER OUTLOOK...UPDATED
NATIONAL WEATHER SERVICE RAPID CITY SD
235 PM MST SUN DEC 21 2014

SDZ001-002-012>014-024>032-041>044-046-047-049-072>074-WYZ054>058-
071-221400-
HARDING-PERKINS-BUTTE-NORTHERN MEADE CO PLAINS-ZIEBACH-
NORTHERN BLACK HILLS-NORTHERN FOOT HILLS-RAPID CITY-
SOUTHERN FOOT HILLS-CENTRAL BLACK HILLS-SOUTHERN BLACK HILLS-
CUSTER CO PLAINS-PENNINGTON CO PLAINS-HAAKON-FALL RIVER-SHANNON-
JACKSON-BENNETT-MELLETTE-TODD-TRIPP-STURGIS/PIEDMONT FOOT HILLS-
SOUTHERN MEADE CO PLAINS-HERMOSA FOOT HILLS-NORTHERN CAMPBELL-
SOUTHERN CAMPBELL-WESTERN CROOK-WYOMING BLACK HILLS-WESTON-
NORTHEASTERN CROOK-
235 PM MST SUN DEC 21 2014 /335 PM CST SUN DEC 21 2014/

...WINTER STORM WILL BRING SNOW AND STRONG WINDS TONIGHT THROUGH TUESDAY
MORNING...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN SOUTH DAKOTA AND
NORTHEASTERN WYOMING.

.DAY ONE...THIS AFTERNOON AND TONIGHT

A STORM SYSTEM WILL MOVE FROM THE ROCKIES INTO THE DAKOTAS
TONIGHT. RAIN THIS AFTERNOON WILL CHANGE TO SNOW OVERNIGHT WITH
1 TO 3 INCHES OF SNOW POSSIBLE OVER THE NORTHERN BLACK HILLS AND
BEAR LODGE MOUNTAINS BY EARLY MONDAY MORNING...WITH LITTLE
ACCUMULATION EXPECTED OVER THE PLAINS.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY

SNOW WILL CONTINUE ACROSS THE AREA MONDAY INTO TUESDAY MORNING AS
THE STORM SYSTEM STALLS OVER THE NORTHERN PLAINS. PERSISTENT UPSLOPE-
ENHANCED SNOWFALL OVER THE NORTHERN BLACK HILLS AND BEAR LODGE
MOUNTAINS WILL PRODUCE 6 TO 12 INCHES OF SNOW FROM FOUR CORNERS...
TO ONEIL PASS AND CHEYENNE CROSSING...WITH LOCALLY HIGHER AMOUNTS
POSSIBLE. AN AREA OF 4 TO 7 INCHES OF SNOW MAY ACCUMULATE OVER
SOUTH CENTRAL SOUTH DAKOTA...FROM PINE RIDGE TO WINNER. TWO TO 5
INCHES OF SNOW ARE EXPECTED OVER NORTHWESTERN SOUTH DAKOTA AND
ONLY 1 TO 2 INCHES ACROSS THE SOUTHEASTERN FOOTHILLS AND EXTREME
SOUTHWESTERN SOUTH DAKOTA.

STRONG NORTHWEST WINDS WILL DEVELOP MONDAY AS A TIGHT PRESSURE
GRADIENT STRENGTHENS OVER THE REGION...WITH THE STRONGEST WINDS OVER
NORTHWESTERN AND WEST CENTRAL SOUTH DAKOTA. WINDS WILL GUST TO
OVER 50 MPH DURING THE DAY. THE COMBINATION OF STRONG WINDS AND
LIGHT SNOW MAY PRODUCE AREAS OF BLOWING SNOW.

ANOTHER STORM SYSTEM MAY PRODUCE SNOW ON CHRISTMAS DAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY.

&&

STAY TUNED TO NOAA WEATHER RADIO FOR FURTHER DETAILS OR UPDATES...
OR CHECK OUR WEB SITE AT WEATHER.GOV/RAPIDCITY

$$

U.S. Dept. of Commerce
NOAA National Weather Service
1325 East West Highway
Silver Spring, MD 20910
E-mail: w-nws.webmaster@noaa.gov
Page last modified: June 2, 2009
NATIONAL WEATHER SERVICE: for Safety, for Work, for Fun - FOR LIFE