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Winter Weather Advisory


URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE RAPID CITY SD
356 PM MST FRI FEB 12 2016

.DENSE FOG AND AREAS OF FREEZING DRIZZLE HAVE DEVELOPED ALONG THE
FOOTHILLS AND ADJACENT PLAINS OF WESTERN SOUTH DAKOTA AND FAR
NORTHEAST WYOMING. THESE CONDITIONS WILL CONTINUE INTO SATURDAY
MORNING. ON SATUDAY...AN UPPER LEVEL SYSTEM WILL MOVE ACROSS THE
AREA AS A WARM FRONT MOVES EAST ACROSS WESTERN SOUTH DAKOTA.
FREEZING RAIN AND SNOW ARE LIKELY ACROSS MUCH OF PERKINS AND
ZIEBACH COUNTIES DURING THE DAY...ESPECIALLY DURING THE MIDDAY AND
AFTERNOON HOURS. THERE IS STILL SOME UNCERTAINTY AT THIS POINT AS
TO WHETHER FREEZING RAIN OR SNOW WILL BE THE DOMINANT
PRECIPITATION TYPE...BUT HAZARDOUS TRAVEL CONDITIONS ARE LIKELY.
ICE ACCUMULATIONS OF A TRACE TO NEAR A TENTH OF AN INCH ARE
EXPECTED...WITH SNOWFALL AMOUNTS UP TO 2 INCHES POSSIBLE.

SDZ012-025>027-030-031-072>074-WYZ071-131400-
/O.EXB.KUNR.WW.Y.0004.160212T2256Z-160213T1600Z/
BUTTE-NORTHERN FOOT HILLS-RAPID CITY-SOUTHERN FOOT HILLS-
CUSTER CO PLAINS-PENNINGTON CO PLAINS-STURGIS/PIEDMONT FOOT HILLS-
SOUTHERN MEADE CO PLAINS-HERMOSA FOOT HILLS-NORTHEASTERN CROOK-
INCLUDING THE CITIES OF...BELLE FOURCHE...SPEARFISH...
RAPID CITY...EDGEMONT...HOT SPRINGS...FOLSOM...WALL...STURGIS...
UNION CENTER...HERMOSA...COLONY
356 PM MST FRI FEB 12 2016

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 9 AM MST SATURDAY...

THE NATIONAL WEATHER SERVICE IN RAPID CITY HAS ISSUED A WINTER
WEATHER ADVISORY FOR FREEZING DRIZZLE AND DENSE FOG...WHICH IS IN
EFFECT UNTIL 9 AM MST SATURDAY.

* TIMING...DENSE FOG AND AREAS OF FREEZING DRIZZLE WILL PERSIST
  INTO SATURDAY MORNING ACROSS THE FOOTHILLS AND ADJACENT PLAINS
  OF WESTERN SOUTH DAKOTA AND FAR NORTHEAST WYOMING.

* MAIN HAZARD...LIGHT ICE WILL ACCUMULATE ON AREA ROADWAYS WITH
  VISIBILITIES LESS THAN ONE QUARTER MILE IN DENSE FOG.

* IMPACTS...ICY ROADWAYS AND VERY POOR VISIBILITIES WILL CREATE
  HAZARDOUS TRAVEL CONDITIONS INTO SATURDAY MORNING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS WINTER WEATHER ADVISORY MEANS FREEZING PRECIPITATION AND
DENSE FOG WILL CREATE HAZARDOUS CONDITIONS. USE CAUTION WHEN
OUTDOORS OR TRAVELING.

&&

$$


High Wind Watch


URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
240 PM MST FRI FEB 12 2016

...HIGH WIND WATCH IN EFFECT FOR ARLINGTON AND BORDEAUX FROM
SATURDAY AFTERNOON THROUGH SATURDAY EVENING...

.A UPPER LEVEL DISTURBANCE MOVING SOUTHEAST THRUGH NORTHEAST
WYOMING WILL INCREASE THE SURFACE PRESSURE GRADIENT ACROSS
SOUTHEAST WYOMING SATURDAY. WEST WINDS WILL BECOME STRONG AND
GUSTY...ESPECIALLY FOR THE WIND PRONE AREAS INCLUDING INTERSTATE
80 BETWEEN LARAMIE AND RAWLINS AND INTERSTATE 25 BETWEEN CHUGWATER
AND WHEATLAND.

WYZ106-110-131200-
/O.NEW.KCYS.HW.A.0007.160213T1900Z-160214T0400Z/
CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY-
NORTH SNOWY RANGE FOOTHILLS-
INCLUDING THE CITIES OF...BORDEAUX...ARLINGTON...ELK MOUNTAIN
240 PM MST FRI FEB 12 2016

...HIGH WIND WATCH IN EFFECT FROM SATURDAY AFTERNOON THROUGH
SATURDAY EVENING...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A HIGH WIND
WATCH...WHICH IS IN EFFECT FROM SATURDAY AFTERNOON THROUGH
SATURDAY EVENING.

* TIMING...WINDS WILL BECOME STRONG AND GUSTY SHORTLY AFTER NOON
  AND CONTINUE THROUGH SATURDAY EVENING.

* WINDS...SUSTAINED WEST WINDS 30 TO 40 MPH WITH GUSTS TO 60 MPH
  POSSIBLE.

* IMPACTS...MAINLY TO TRANSPORTATION. TRAVEL MAY BE HAZARDOUS TO
  LIGHT WEIGHT AND HIGH PROFILE VEHICLES...ESPECIALLY ON NORTH TO
  SOUTH ORIENTED ROADWAYS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WATCH MEANS THERE IS THE POTENTIAL FOR A HAZARDOUS
HIGH WIND EVENT. SUSTAINED WINDS OF AT LEAST 40 MPH...OR GUSTS OF
58 MPH OR STRONGER MAY OCCUR. CONTINUE TO MONITOR THE LATEST
FORECASTS.

&&

$$


Special Weather Statement


SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
346 PM CST FRI FEB 12 2016

NEZ004>010-022>029-035>038-056>059-069>071-094-130600-
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-
INCLUDING THE CITIES OF...ANTIOCH...LAKESIDE...SPARKS...
VALENTINE...SPRINGVIEW...SPENCER...BUTTE...LYNCH...AINSWORTH...
BASSETT...ROSE...ONEILL...ATKINSON...CRESCENT LAKE NWR...
OSHKOSH...LEWELLEN...ASHBY...HYANNIS...WHITMAN...MULLEN...
THEDFORD...HALSEY...DUNNING...PURDUM...BREWSTER...ALMERIA...
TAYLOR...BURWELL...BARTLETT...ERICSON...ARTHUR...TRYON...
RINGGOLD...STAPLETON...BROKEN BOW...CHAPPELL...BIG SPRINGS...
KEYSTONE...KINGSLEY DAM...LEMOYNE...OGALLALA...ROSCOE...GRANT...
NORTH PLATTE...CHAMPION...ENDERS...IMPERIAL...WAUNETA...
HAYES CENTER...CURTIS...EUSTIS...MAYWOOD...CODY...ELI...
MERRIMAN...KILGORE
346 PM CST FRI FEB 12 2016 /246 PM MST FRI FEB 12 2016/

...PATCHY FREEZING DRIZZLE POSSIBLE TONIGHT AND SATURDAY MORNING
ACROSS A LARGE PORTION OF WESTERN AND CENTRAL NEBRASKA...

AN ARCTIC COLD FRONT...LOCATED OVER THE NEBRASKA PANHANDLE...WILL
BEGIN TO LIFT EAST AS A WARM FRONT TONIGHT INTO SATURDAY MORNING.
AS THIS FEATURE TRACKS EAST OF THE PANHANDLE...THE THREAT FOR
FREEZING DRIZZLE WILL INCREASE LATER THIS EVENING. AT THIS
TIME...THE MAIN AREA OF CONCERN FOR FREEZING DRIZZLE IS GENERALLY
WEST OF A LINE FROM AINSWORTH TO BROKEN BOW. EAST OF THIS
LINE...LIGHT SNOW IS EXPECTED...HOWEVER IT MAY BRIEFLY MIX WITH
FREEZING DRIZZLE ON SATURDAY. IF PLANNING TRAVEL LATER TONIGHT
AND SATURDAY MORNING...BE PREPARED FOR SLICK ROADWAYS AND ALLOW
EXTRA TIME TO REACH YOUR DESTINATION.

$$

CLB


Hazardous Weather Outlook


HAZARDOUS WEATHER OUTLOOK...UPDATED
NATIONAL WEATHER SERVICE RAPID CITY SD
417 PM MST FRI FEB 12 2016

SDZ001-012-013-024>032-041>044-046-047-049-072>074-WYZ057-071-
131400-
HARDING-BUTTE-NORTHERN MEADE CO PLAINS-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-OGLALA LAKOTA-JACKSON-
BENNETT-MELLETTE-TODD-TRIPP-STURGIS/PIEDMONT FOOT HILLS-
SOUTHERN MEADE CO PLAINS-HERMOSA FOOT HILLS-WYOMING BLACK HILLS-
NORTHEASTERN CROOK-
417 PM MST FRI FEB 12 2016 /517 PM CST FRI FEB 12 2016/

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTHWESTERN
SOUTH DAKOTA...SOUTH CENTRAL SOUTH DAKOTA...SOUTHWESTERN SOUTH
DAKOTA...THE BLACK HILLS OF SOUTH DAKOTA...NORTHEASTERN WYOMING...
AND THE BLACK HILLS OF WYOMING.

.DAY ONE...TONIGHT

AREAS OF FOG CAN BE EXPECTED TONIGHT...WITH FAIRLY WIDESPREAD AND
LOCALLY DENSE FOG OVER THE NORTHERN AND EASTERN FOOTHILLS OF THE
BLACK HILLS AND ADJACENT PLAINS. VISIBILITIES WILL BE REDUCED TO
LESS THAN A QUARTER MILE AT TIMES IN SOME AREAS. AREAS OF LIGHT
FREEZING DRIZZLE CAN ALSO BE EXPECTED...ESPECIALLY ACROSS THE
NORTHERN AND EASTERN FOOTHILLS OF THE BLACK HILLS AND ADJACENT
PLAINS.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY

AREAS OF FOG AND LIGHT FREEZING DRIZZLE WILL BE POSSIBLE EARLY
SATURDAY BEFORE DISSIPATING. AREAS OF RAIN AND SNOW WILL DEVELOP
SATURDAY AFTERNOON AND EVENING...WITH SNOW MAINLY TO THE EAST OF
THE BLACK HILLS. ANY ACCUMULATIONS WILL BE LIGHT. THERE IS ALSO A
CHANCE OF FREEZING RAIN ACROSS PORTIONS OF NORTHWEST INTO SOUTH
CENTRAL SOUTH DAKOTA.

.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

$$

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE CHEYENNE WY
248 PM MST FRI FEB 12 2016

NEZ002-003-021-055-095-131200-
DAWES-BOX BUTTE-MORRILL-CHEYENNE-NORTH SIOUX-
248 PM MST FRI FEB 12 2016

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF WESTERN
NEBRASKA.

.DAY ONE...THIS AFTERNOON AND TONIGHT

LIGHT FREEZING DRIZZLE AND FOG WILL DEVELOP TONIGHT.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY

THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED THROUGH TONIGHT.

$$

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE NORTH PLATTE NE
318 PM CST FRI FEB 12 2016

NEZ004>010-022>029-035>038-056>059-069>071-094-132130-
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-
318 PM CST FRI FEB 12 2016 /218 PM MST FRI FEB 12 2016/

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

.DAY ONE...TONIGHT.

MOIST AIR LIFTING UP OVER A NEARLY STATIONARY FRONT IS EXPECTED TO
PRODUCE PATCHY FREEZING DRIZZLE THIS EVENING AND OVERNIGHT ALONG
AND WEST OF HIGHWAY 83 INITIALLY AND SPREADING INTO CENTRAL AND
NORTH CENTRAL NEBRASKA AFTER MIDNIGHT.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY.

PATCHY FREEZING DRIZZLE WILL COME TO AN END OVER THE NEBRASKA
SANDHILLS AND CENTRAL AND NORTH CENTRAL NEBRASKA BY EARLY SATURDAY
AFTERNOON.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED THROUGH TONIGHT.

&&

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

$$

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE RIVERTON WY
246 AM MST FRI FEB 12 2016

WYZ001>020-022>030-131400-
YELLOWSTONE NATIONAL PARK-ABSAROKA MOUNTAINS-CODY FOOTHILLS-
NORTH BIG HORN BASIN-SOUTHWEST BIG HORN BASIN-
SOUTHEAST BIG HORN BASIN-OWL CREEK AND BRIDGER MOUNTAINS-
BIGHORN MOUNTAINS WEST-BIGHORN MOUNTAINS SOUTHEAST-
NORTHEAST JOHNSON COUNTY-SOUTHEAST JOHNSON COUNTY-
TETON AND GROS VENTRE MOUNTAINS-JACKSON HOLE-
WIND RIVER MOUNTAINS WEST-WIND RIVER MOUNTAINS EAST-
UPPER WIND RIVER BASIN-WIND RIVER BASIN-LANDER FOOTHILLS-
GREEN MOUNTAINS AND RATTLESNAKE RANGE-
NATRONA COUNTY LOWER ELEVATIONS-CASPER MOUNTAIN-STAR VALLEY-
SALT RIVER AND WYOMING RANGES-UPPER GREEN RIVER BASIN FOOTHILLS-
UPPER GREEN RIVER BASIN-SOUTH LINCOLN COUNTY-
ROCK SPRINGS AND GREEN RIVER-FLAMING GORGE-EAST SWEETWATER COUNTY-
246 AM MST FRI FEB 12 2016

THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN AND CENTRAL
WYOMING.

.DAY ONE...TODAY AND TONIGHT

AREAS OF FOG WILL BE POSSIBLE ACROSS SOUTHWESTERN WYOMING THIS
MORNING. OTHERWISE...PERIODS OF GUSTY WIND ARE ANTICIPATED THIS
AFTERNOON FOR THE CENTRAL MOUNTAINS AND INTO THE WIND CORRIDOR
BETWEEN ROCK SPRINGS AND CASPER.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY

SATURDAY AND SUNDAY...SNOWFALL WILL RETURN TO THE WESTERN
MOUNTAINS SATURDAY AFTERNOON AND EVENING AND CONTINUE THROUGH
SUNDAY. GUSTY WIND WILL ALSO PERSIST...AND WILL IMPACT MORE OF THE
LOWER ELEVATIONS BY SUNDAY.

MONDAY...SNOW AND WIND WILL CONTINUE IN THE WESTERN MOUNTAINS
WITH WINDY TO VERY WINDY AREAS.

THURSDAY...MORE SNOW POSSIBLE IN THE WESTERN MOUNTAINS WITH WINDY
AREAS...ESPECIALLY LEE OF THE MOUNTAINS AND ROCK SPRINGS TO
CASPER.

.SPOTTER INFORMATION STATEMENT...

SPOTTERS ARE ENCOURAGED TO REPORT ANY WIND SPEEDS GREATER THAN 45
MPH. THANK YOU.

$$

TEAM RIVERTON

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