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Winter Storm Warning


URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
1121 AM MDT SAT APR 18 2015

...HEAVY SNOW TO CONTINUE INTO EARLY EVENING OVER PORTIONS OF
SOUTHEAST WYOMING...

HEAVY SNOW WILL CONTINUE TO FALL OVER PORTIONS OF SOUTHEAST
WYOMING INTO THE EVENING. THE HEAVY SNOW WILL OCCUR FROM THE
NORTHERN LARAMIE RANGE...INTO THE ARLINGTON AREA AND SNOWY
MOUNTAIN RANGE. 6 TO UPWARDS OF 10 ADDITIONAL INCHES OF WET
HEAVY SNOW IS LIKELY THROUGH EARLY THIS EVENING.

WYZ110-190300-
/O.UPG.KCYS.WW.Y.0011.000000T0000Z-150418T1800Z/
/O.EXB.KCYS.WS.W.0006.000000T0000Z-150419T0300Z/
NORTH SNOWY RANGE FOOTHILLS-
INCLUDING THE CITIES OF...ARLINGTON...ELK MOUNTAIN
1121 AM MDT SAT APR 18 2015

...WINTER STORM WARNING IN EFFECT UNTIL 9 PM MDT THIS EVENING...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WINTER
STORM WARNING FOR HEAVY SNOW...WHICH IS IN EFFECT UNTIL 9 PM MDT
THIS EVENING. THE WINTER WEATHER ADVISORY IS NO LONGER IN EFFECT.

* TIMING...HEAVY SNOW WITH SNOW ENDING THIS EVENING.

* ADDITIONAL SNOW ACCUMULATIONS...5 TO 8 INCHES.

* WINDS/VISIBILITY...VISIBILITIES WILL BE REDUCED TO LESS THAN ONE
  QUARTER MILE AT TIMES DUE TO HEAVY SNOW.

* IMPACTS...SOME ROADS WILL BE SLICK AND SNOW COVERED.

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.

&&

$$

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
1121 AM MDT SAT APR 18 2015

...HEAVY SNOW TO CONTINUE INTO EARLY EVENING OVER PORTIONS OF
SOUTHEAST WYOMING...

HEAVY SNOW WILL CONTINUE TO FALL OVER PORTIONS OF SOUTHEAST
WYOMING INTO THE EVENING. THE HEAVY SNOW WILL OCCUR FROM THE
NORTHERN LARAMIE RANGE...INTO THE ARLINGTON AREA AND SNOWY
MOUNTAIN RANGE. 6 TO UPWARDS OF 10 ADDITIONAL INCHES OF WET
HEAVY SNOW IS LIKELY THROUGH EARLY THIS EVENING.

WYZ114-190300-
/O.EXT.KCYS.WS.W.0006.000000T0000Z-150419T0300Z/
SNOWY RANGE-
INCLUDING THE CITIES OF...CENTENNIAL...ALBANY...WOODS LANDING
1121 AM MDT SAT APR 18 2015

...WINTER STORM WARNING NOW IN EFFECT UNTIL 9 PM MDT THIS
EVENING...

* TIMING...HEAVY SNOW WITH SNOW ENDING THIS EVENING.

* ADDITIONAL SNOW ACCUMULATIONS...6 TO 10 INCHES.

* WINDS/VISIBILITY...VISIBILITIES WILL BE REDUCED TO LESS THAN ONE
  QUARTER MILE AT TIMES DUE TO FALLING SNOW.

* IMPACTS...ROADS WILL BE SLICK AND SNOW COVERED.

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.

&&

$$


Winter Weather Advisory


URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
1121 AM MDT SAT APR 18 2015

...HEAVY SNOW TO CONTINUE INTO EARLY EVENING OVER PORTIONS OF
SOUTHEAST WYOMING...

HEAVY SNOW WILL CONTINUE TO FALL OVER PORTIONS OF SOUTHEAST
WYOMING INTO THE EVENING. THE HEAVY SNOW WILL OCCUR FROM THE
NORTHERN LARAMIE RANGE...INTO THE ARLINGTON AREA AND SNOWY
MOUNTAIN RANGE. 6 TO UPWARDS OF 10 ADDITIONAL INCHES OF WET
HEAVY SNOW IS LIKELY THROUGH EARLY THIS EVENING.

WYZ103-105-106-112-190300-
/O.EXT.KCYS.WW.Y.0011.000000T0000Z-150419T0300Z/
NORTH LARAMIE RANGE-SHIRLEY BASIN-
CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY-
SIERRA MADRE RANGE-
INCLUDING THE CITIES OF...MEDICINE BOW...BORDEAUX
1121 AM MDT SAT APR 18 2015

...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 9 PM MDT THIS
EVENING...

* TIMING...PERIOD OF SNOW TODAY WITH SNOW ENDING THIS EVENING.

* ADDITIONAL SNOW ACCUMULATIONS...2 TO 6 INCHES.

* WINDS/VISIBILITY...VISIBILITIES WILL BE REDUCED TO LESS THAN ONE
  HALF MILE AT TIMES.

* IMPACTS...ROADS MAY BE SLICK AND SNOW COVERED.

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 WHEN
APPROACHING AND DRIVING OVER RAILROAD CROSSINGS.

&&

$$
SML

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
1121 AM MDT SAT APR 18 2015

...HEAVY SNOW TO CONTINUE INTO EARLY EVENING OVER PORTIONS OF
SOUTHEAST WYOMING...

HEAVY SNOW WILL CONTINUE TO FALL OVER PORTIONS OF SOUTHEAST
WYOMING INTO THE EVENING. THE HEAVY SNOW WILL OCCUR FROM THE
NORTHERN LARAMIE RANGE...INTO THE ARLINGTON AREA AND SNOWY
MOUNTAIN RANGE. 6 TO UPWARDS OF 10 ADDITIONAL INCHES OF WET
HEAVY SNOW IS LIKELY THROUGH EARLY THIS EVENING.

WYZ113-190300-
/O.EXB.KCYS.WW.Y.0011.000000T0000Z-150419T0300Z/
UPPER NORTH PLATTE RIVER BASIN-
INCLUDING THE CITIES OF...SARATOGA...ENCAMPMENT...RIVERSIDE
1121 AM MDT SAT APR 18 2015

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 9 PM MDT THIS
EVENING...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT UNTIL 9 PM MDT
THIS EVENING.

* TIMING...THROUGH EARLY EVENING.

* ADDITIONAL SNOW ACCUMULATIONS...2 TO 5 INCHES.

* WINDS/VISIBILITY...VISIBILITIES MAY BE REDUCED TO LESS THAN ONE
  HALF MILE AT TIMES.

* IMPACTS...ROADS MAY BE SLICK AND SNOW COVERED.

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 WHEN
APPROACHING AND DRIVING OVER RAILROAD CROSSINGS.

&&

$$

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
1121 AM MDT SAT APR 18 2015

...HEAVY SNOW TO CONTINUE INTO EARLY EVENING OVER PORTIONS OF
SOUTHEAST WYOMING...

HEAVY SNOW WILL CONTINUE TO FALL OVER PORTIONS OF SOUTHEAST
WYOMING INTO THE EVENING. THE HEAVY SNOW WILL OCCUR FROM THE
NORTHERN LARAMIE RANGE...INTO THE ARLINGTON AREA AND SNOWY
MOUNTAIN RANGE. 6 TO UPWARDS OF 10 ADDITIONAL INCHES OF WET
HEAVY SNOW IS LIKELY THROUGH EARLY THIS EVENING.

WYZ115-190300-
/O.CAN.KCYS.WS.W.0006.000000T0000Z-150418T1800Z/
/O.EXB.KCYS.WW.Y.0011.000000T0000Z-150419T0300Z/
LARAMIE VALLEY-
INCLUDING THE CITY OF...LARAMIE
1121 AM MDT SAT APR 18 2015

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 9 PM MDT THIS
EVENING...

...WINTER STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT UNTIL 9 PM MDT
THIS EVENING. THE WINTER STORM WARNING HAS BEEN CANCELLED.

* TIMING...OCCASIONAL PERIODS OF SNOW WITH SNOW ENDING THIS
  EVENING.

* ADDITIONAL SNOW ACCUMULATIONS...1 TO 2 INCHES.

* WINDS/VISIBILITY...VISIBILITIES MAY BE REDUCED TO 1/2 MILE AT
  TIMES DUE TO FALLING SNOW.

* IMPACTS...ROADS MAY BE SLICK AND SNOW COVERED.

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 WHEN
APPROACHING AND DRIVING OVER RAILROAD CROSSINGS.

&&

$$

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE GRAND JUNCTION CO
552 AM MDT SAT APR 18 2015


COZ003-004-013-182000-
/O.CON.KGJT.WW.Y.0058.000000T0000Z-150419T0600Z/
ROAN AND TAVAPUTS PLATEAUS-ELKHEAD AND PARK MOUNTAINS-FLATTOPS-
552 AM MDT SAT APR 18 2015

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT MDT
TONIGHT...

* LOCATIONS INCLUDE THE CITIES OF...RIO BLANCO...COLUMBINE...
  TOPONAS...BUFORD...TRAPPERS LAKE.

* TIMING...SNOW SHOWERS WILL CONTINUE THROUGH TONIGHT.

* SNOW ACCUMULATION...4 TO 8 INCHES WITH LOCALLY HIGHER AMOUNTS.
  THE GREATEST ACCUMULATIONS WILL BE OVER THE FLATTOPS.

* WINDS...NORTH 10 TO 20 MPH WITH GUSTS TO 35 MPH THIS AFTERNOON.

* VISIBILITY...BELOW ONE HALF MILE IN SNOW AND BLOWING SNOW AT
  TIMES.

* IMPACTS...ROADS WILL BE SLICK WITH SLUSH OR SNOW OVER MOUNTAIN
  PASSES. BACKCOUNTRY TRAVEL WILL BE DIFFICULT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$


Special Weather Statement


SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHEYENNE WY
141 PM MDT SAT APR 18 2015

NEZ054-055-WYZ119-182100-
KIMBALL-CHEYENNE-EAST LARAMIE COUNTY-
INCLUDING THE CITIES OF...KIMBALL...SIDNEY...BURNS...CARPENTER...
ALBIN...PINE BLUFFS
141 PM MDT SAT APR 18 2015

SHOWERS AND THUNDERSTORMS WILL MOVE ACROSS EXTREME SOUTHEAST
WYOMING AND FAR SOUTHERN NEBRASKA PANHANDLE EARLY THIS AFTERNOON.
THERE IS THE POTENTIAL FOR SOME OF THESE SHOWERS AND THUNDERSTORMS
TO PRODUCE SHORT LIVE FUNNEL CLOUDS. ALTHOUGH THESE TYPE FUNNELS
ARE TYPICALLY SHORT LIVED...SHOULD YOU FEEL THREATEN PLEASE SEEK
SHELTER. PLEASE REPORT FUNNEL CLOUDS TO LAW ENFORCEMENT OR THE
NATIONAL WEATHER SERVICE.

$$


Hazardous Weather Outlook


HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE CHEYENNE WY
239 PM MDT SAT APR 18 2015

WYZ101>119-191000-
CONVERSE COUNTY LOWER ELEVATIONS-NIOBRARA COUNTY-
NORTH LARAMIE RANGE-FERRIS/SEMINOE/SHIRLEY MOUNTAINS-
SHIRLEY BASIN-CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY-
EAST PLATTE COUNTY-GOSHEN COUNTY-CENTRAL CARBON COUNTY-
NORTH SNOWY RANGE FOOTHILLS-SOUTHWEST CARBON COUNTY-
SIERRA MADRE RANGE-UPPER NORTH PLATTE RIVER BASIN-SNOWY RANGE-
LARAMIE VALLEY-SOUTH LARAMIE RANGE-SOUTH LARAMIE RANGE FOOTHILLS-
CENTRAL LARAMIE COUNTY-EAST LARAMIE COUNTY-
239 PM MDT SAT APR 18 2015

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

.DAY ONE...TODAY AND TONIGHT

SNOW WILL CONTINUE INTO EARLY THIS EVENING FOR PORTIONS OF SOUTHEAST
WYOMING...MAINLY OVER NORTHERN ALBANY COUNTY AND EASTERN CARBON
COUNTY...WITH A BAND OF HEAVY SNOW. THE HEAVY SNOW WILL IMPACT THE
ARLINGTON AREA WHICH INCLUDES A PORTION OF INTERSTATE 80 BETWEEN
RAWLINS AND LARAMIE. WINTER STORM WARNINGS AND WINTER WEATHER
ADVISORIES ARE NOW IN EFFECT UNTIL 9 PM MDT THIS EVENING.

ISOLATED THUNDERSTORMS WILL BE POSSIBLE THIS AFTERNOON ACROSS THE
PLAINS OF SOUTHEAST WYOMING WITH SMALL HAIL POSSIBLE WITH SOME
THUNDERSTORMS.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY

THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW.

.SPOTTER INFORMATION STATEMENT...

SPOTTERS ARE ENCOURAGED TO REPORT SNOW ACCUMULATIONS TO THE
NATIONAL WEATHER SERVICE IN CHEYENNE AT 1 8 0 0 2 6 9 6 2 2 0.

$$

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE CHEYENNE WY
239 PM MDT SAT APR 18 2015

NEZ002-003-019>021-054-055-095-096-191000-
DAWES-BOX BUTTE-SCOTTS BLUFF-BANNER-MORRILL-KIMBALL-CHEYENNE-
NORTH SIOUX-SOUTH SIOUX-
239 PM MDT SAT APR 18 2015

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF WESTERN
NEBRASKA.

.DAY ONE...TODAY AND TONIGHT

ISOLATED THUNDERSTORMS WILL BE POSSIBLE THIS AFTERNOON. BRIEF
HEAVY RAIN AND SMALL HAIL ARE THE MAIN THREATS...ESPECIALLY OVER
THE SOUTHERN PANHANDLE. THESE IS ALSO A CHANCE FOR BRIEF SHORT
LIVED TORNADOES WITH ANY STRONGER THUNDERSTORMS OVER THE SOUTHERN
PANHANDLE.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY

THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE REQUIRED THROUGH TONIGHT.

$$

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE DENVER/BOULDER CO
1050 AM MDT SAT APR 18 2015

COZ030>051-190500-
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-
1050 AM MDT SAT APR 18 2015

...WINTRY WEATHER CONTINUES IN THE MOUNTAINS WITH SHOWERY WEATHER
ON THE PLAINS TODAY...

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

.DAY ONE...TODAY AND TONIGHT

A STRONG STORM SYSTEM WILL CONTINUE DRIFTING EASTWARD ACROSS
COLORADO THIS AFTERNOON AND MOVE OVER WESTERN KANSAS LATER TONIGHT.
ON THE BACK SIDE OF THIS STORM THERE WILL BE PLENTIFUL
SHOWERS...WITH SNOW IN THE MOUNTAINS AND RAIN ON THE PLAINS.
ISOLATED THUNDERSTORMS WILL ALSO BE POSSIBLE ON THE PLAINS. WHILE
THE SNOW IN THE MOUNTAINS WILL NOT BE AS HEAVY AS THE LAST FEW
DAYS...THE SHOWERS COULD BE HEAVY AT TIMES. ADDITIONAL
ACCUMULATIONS OF 4 TO 8 INCHES CAN BE EXPECTED IN THE HIGHER
MOUNTAINS BY SUNDAY MORNING...WITH 2 TO 5 INCHES IN THE VALLEYS
AND FOOTHILLS. SNOW MAY MIX WITH THE RAIN IN THE FRONT RANGE
CITIES TONIGHT...BUT THE ONLY AREA WHERE ACCUMULATION IS EXPECTED
IS SOUTH OF DENVER WHERE AN INCH OR TWO IS POSSIBLE OVERNIGHT.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY

SNOW SHOWERS IN THE MOUNTAINS OF NORTH CENTRAL COLORADO SUNDAY
MORNING WILL DECREASE TO A CHANCE OF RAIN AND SNOW SHOWERS SUNDAY
AFTERNOON. ON THE PLAINS...A SLIGHT CHANCE OF RAIN AND SNOW SUNDAY
MORNING WILL GIVE WAY TO PARTIAL CLEARING AND GUSTY NORTHERLY
WINDS IN THE AFTERNOON. THEN...LOOK FOR ANOTHER WEATHER DISTURBANCE
TO RACE SOUTH OUT OF WYOMING AND PRODUCE ANOTHER ROUND OF SNOW IN
THE HIGH COUNTRY AND A CHANCE OF RAIN AND SNOW MAINLY FOR THE
NEARBY PLAINS SUNDAY NIGHT AND MONDAY MORNING. THE HIGH
COUNTRY...PARTICULARLY THE HIGHER PASSES AND NORTHWEST FACING
SLOPES...COULD PICK UP A FEW MORE INCHES OF SNOW WITH THIS NEXT
CLIPPER SYSTEM. FOR THE PLAINS...SNOW ACCUMULATION IS NOT
ANTICIPATED. DRIER AND WARMER CONDITIONS SHOULD THEN RETURN TO THE
OUTLOOK AREA FOR TUESDAY AND WEDNESDAY WITH A FAIR WEATHER HIGH
PRESSURE SYSTEM MOVING IN FROM UTAH.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY OR TONIGHT.

$$
DANKERS/BAKER

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE RAPID CITY SD
655 AM MDT SAT APR 18 2015

SDZ001-002-012>014-024>032-041>044-046-047-049-072>074-WYZ054>058-
071-191300-
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-
655 AM MDT SAT APR 18 2015

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

.DAY ONE...TODAY AND TONIGHT

AN UPPER LEVEL SYSTEM WILL MOVE SLOWLY ACROSS EASTERN COLORADO
TODAY AND THEN SPEED UP AS IT MOVES ACROSS THE CENTRAL PLAINS
TONIGHT AND SUNDAY MORNING. SHOWERS AND ISOLATED THUNDERSTORMS
WILL OVERSPREAD MUCH OF THE AREA TODAY AND CONTINUE INTO THIS
EVENING. SEVERE THUNDERSTORMS ARE NOT EXPECTED AT THIS TIME.

A COLD FRONT WILL MOVE WEST TO EAST ACROSS THE AREA LATE TODAY
AND TONIGHT. GUSTY NORTHWEST WINDS TO 45 MPH ARE POSSIBLE FOR A
BRIEF PERIOD BEHIND THE PASSAGE OF THE FRONT LATE TODAY AND THIS
EVENING.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY

A TIGHT PRESSURE GRADIENT OVER THE AREA ON SUNDAY WILL PRODUCE
GUSTY NORTHWEST WINDS DURING THE DAYTIME HOURS. GUSTS OF 45 TO 50
MPH ARE LIKELY ON THE PLAINS FROM NORTHWEST INTO SOUTH CENTRAL
SOUTH DAKOTA...ESPECIALLY DURING THE LATE MORNING AND AFTERNOON
HOURS.

.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 GRAND JUNCTION CO
443 AM MDT SAT APR 18 2015

COZ001>014-017>023-UTZ022>025-027>029-191045-
LOWER YAMPA RIVER BASIN-CENTRAL YAMPA RIVER BASIN-
ROAN AND TAVAPUTS PLATEAUS-ELKHEAD AND PARK MOUNTAINS-
UPPER YAMPA RIVER BASIN-GRAND VALLEY-DEBEQUE TO SILT CORRIDOR-
CENTRAL COLORADO RIVER BASIN-GRAND AND BATTLEMENT MESAS-
GORE AND ELK MOUNTAINS/CENTRAL MOUNTAIN VALLEYS-
CENTRAL GUNNISON AND UNCOMPAHGRE RIVER BASIN-
WEST ELK AND SAWATCH MOUNTAINS-FLATTOPS-
UPPER GUNNISON RIVER VALLEY-UNCOMPAHGRE PLATEAU AND DALLAS DIVIDE-
NORTHWEST SAN JUAN MOUNTAINS-SOUTHWEST SAN JUAN MOUNTAINS-
PARADOX VALLEY/LOWER DOLORES RIVER-
FOUR CORNERS/UPPER DOLORES RIVER-ANIMAS RIVER BASIN-
SAN JUAN RIVER BASIN-SOUTHEAST UTAH-EASTERN UINTA MOUNTAINS-
EASTERN UINTA BASIN-TAVAPUTS PLATEAU-ARCHES/GRAND FLAT-
LA SAL AND ABAJO MOUNTAINS-CANYONLANDS/NATURAL BRIDGES-
443 AM MDT SAT APR 18 2015

THIS HAZARDOUS WEATHER OUTLOOK IS FOR EASTERN UTAH AND WESTERN
COLORADO.

.DAY ONE...TODAY AND TONIGHT

MOISTURE WRAPPING AROUND A DEEP LOW PRESSURE SYSTEM OVER
SOUTHEASTERN COLORADO WILL CONTINUE TO BRING AREAS OF RAIN AND
SNOW TO EASTERN UTAH AND WESTERN COLORADO THROUGH THIS MORNING...
THEN PRECIPITATION WILL GRADUALLY DECREASE FROM WEST TO EAST THIS
AFTERNOON. SNOWFALL IN THE MOUNTAINS COULD BE LOCALLY HEAVY AT
TIMES THIS MORNING. THE VALLEYS CAN EXPECT MAINLY RAIN...
OCCASIONALLY MIXING WITH SNOW THIS MORNING.

FREEZING TEMPERATURES WILL AGAIN BE POSSIBLE IN THE FOUR CORNERS
REGION TONIGHT...WITH OTHER LOWER VALLEYS EXPECTED TO REMAIN
ABOVE FREEZING.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY

RAIN AND SNOW SHOWERS WILL CONTINUE DECREASING SUNDAY...WITH
SCATTERED RAIN AND SNOW SHOWERS MAINLY OVER THE NORTHERN AND
CENTRAL MOUNTAINS.

UNSETTLED WEATHER WILL REMAIN IN THE REGION THROUGH THURSDAY...
THEN THE CHANCE OF WIDESPREAD PRECIPITATION INCREASES FRIDAY AS
THE NEXT PACIFIC STORM APPROACHES.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED.

$$

CUOCO

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE RIVERTON WY
500 AM MDT SAT APR 18 2015

WYZ001>020-022>030-191200-
ABSAROKA MOUNTAINS-BIGHORN MOUNTAINS SOUTHEAST-
BIGHORN MOUNTAINS WEST-CASPER MOUNTAIN-CODY FOOTHILLS-
EAST SWEETWATER COUNTY-FLAMING GORGE-
GREEN MOUNTAINS AND RATTLESNAKE RANGE-JACKSON HOLE-LANDER FOOTHILLS-
NATRONA COUNTY LOWER ELEVATIONS-NORTH BIG HORN BASIN-
NORTHEAST JOHNSON COUNTY-OWL CREEK AND BRIDGER MOUNTAINS-
ROCK SPRINGS AND GREEN RIVER-SALT RIVER AND WYOMING RANGES-
SOUTH LINCOLN COUNTY-SOUTHEAST BIG HORN BASIN-
SOUTHEAST JOHNSON COUNTY-SOUTHWEST BIG HORN BASIN-STAR VALLEY-
TETON AND GROS VENTRE MOUNTAINS-UPPER GREEN RIVER BASIN-
UPPER GREEN RIVER BASIN FOOTHILLS-UPPER WIND RIVER BASIN-
WIND RIVER BASIN-WIND RIVER MOUNTAINS EAST-WIND RIVER MOUNTAINS WEST-
YELLOWSTONE NATIONAL PARK-
500 AM MDT SAT APR 18 2015

THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN AND CENTRAL WYOMING.

.DAY ONE...TODAY AND TONIGHT

ADDITIONAL SNOW AND RAIN IS LIKELY TODAY IN THE SOUTH AND EAST.
ISOLATED AFTERNOON THUNDERSTORMS ARE POSSIBLE.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY

THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY AND TONIGHT.

$$

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
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