Winter Storm Warning Thurs PM - Sat AM, Jeffco, Park Co, Clear Creek County

Winter Storm Watch

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE DENVER/BOULDER CO
542 AM MDT WED APR 15 2015

...SPRING STORM TO AFFECT NORTHERN COLORADO THURSDAY AFTERNOON
THROUGH FRIDAY NIGHT...

.A STORM SYSTEM WILL BE NEAR THE FOUR CORNERS AREA EARLY ON
THURSDAY AND REMAIN NEARLY STATIONARY THROUGH THURSDAY NIGHT BEFORE
MOVING SLOWLY EASTWARD ON FRIDAY. MEANWHILE MOIST UPSLOPE FLOW
WILL INCREASE ACROSS NORTHERN COLORADO THURSDAY AFTERNOON INTO
FRIDAY. WET HEAVY SNOW MAY DEVELOP THURSDAY EVENING IN THE
MOUNTAINS AND FOOTHILLS AND CONTINUE THROUGH FRIDAY AFTERNOON.
DEPENDING ON THE EXACT TRACK AND SPEED OF THE STORM SYSTEM HEAVY
SNOW COULD LINGER INTO FRIDAY NIGHT AS WELL. ACCUMULATIONS OF 12 TO
24 INCHES WILL BE POSSIBLE.

ALONG THE FRONT RANGE URBAN CORRIDOR THERE WILL BE A MIX OF RAIN
AND SNOW WITH MOSTLY RAIN ACROSS THE PLAINS. SOME AREAS ALONG THE
FRONT RANGE URBAN CORRIDOR MAY SEE FROM 2 TO 4 INCHES OF WET SNOW
WITH HIGHER AMOUNTS POSSIBLE NEAR THE FOOTHILLS AND OVER THE
PALMER DIVIDE. IF TEMPERATURES END UP BEING A FEW DEGREES COLDER
THAN CURRENTLY FORECAST THEN THE POTENTIAL FOR HEAVY SNOW WOULD
INCREASE ALONG THE FRONT RANGE URBAN CORRIDOR.


COZ033>036-151945-
/O.NEW.KBOU.WS.A.0005.150417T0000Z-150418T1200Z/
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-
INCLUDING THE CITIES OF...CAMERON PASS...
LARAMIE AND MEDICINE BOW MOUNTAINS...RABBIT EARS RANGE...
ROCKY MOUNTAIN NATIONAL PARK...WILLOW CREEK PASS...
BERTHOUD PASS...BRECKENRIDGE...EAST SLOPES MOSQUITO RANGE...
EAST SLOPES SOUTHERN GORE RANGE...EISENHOWER TUNNEL...
INDIAN PEAKS...KENOSHA MOUNTAINS...MOUNT EVANS...
WILLIAMS FORK MOUNTAINS...WINTER PARK...ESTES PARK...GLENDEVEY...
NEDERLAND...RED FEATHER LAKES...BAILEY...CENTRAL CITY...
EVERGREEN...GEORGETOWN...IDAHO SPRINGS...WESTCREEK
542 AM MDT WED APR 15 2015

...WINTER STORM WATCH IN EFFECT FROM THURSDAY EVENING THROUGH
LATE FRIDAY NIGHT...

THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A WINTER STORM
WATCH...WHICH IS IN EFFECT FROM THURSDAY EVENING THROUGH LATE
FRIDAY NIGHT.

* TIMING...SNOW WILL GRADUALLY INCREASE THURSDAY AFTERNOON AND
THEN MAY BE HEAVY AT TIMES THURSDAY NIGHT THROUGH FRIDAY
EVENING. THE SNOW WILL BEGIN TO DIMINISH LATE FRIDAY NIGHT.

* SNOW ACCUMULATIONS...12 TO 24 INCHES.

* WIND/VISIBILITY...EAST TO NORTHEAST WINDS 10 TO 20 MPH WITH
GUSTS TO 30 MPH. VISIBILITIES WILL DROP DOWN TO ONE QUARTER MILE
AT TIMES DUE TO HEAVY SNOW AND BLOWING SNOW.

* IMPACTS...ROADS WILL BECOME ICY AND SNOWPACKED THURSDAY NIGHT
WITH HAZARDOUS TRAVEL CONDITIONS EXPECTED THROUGH FRIDAY NIGHT.
VISIBILITIES WILL BE REDUCED AT TIMES DUE TO THE HEAVY SNOWFALL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT
SNOW THAT MAY IMPACT TRAVEL. CONTINUE TO MONITOR THE LATEST
FORECASTS.

It's been upgraded to a Winter Storm Warning now.


Winter Storm Warning

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE DENVER/BOULDER CO
140 PM MDT WED APR 15 2015

...SPRING STORM TO AFFECT NORTHERN COLORADO THURSDAY THROUGH
FRIDAY NIGHT...

.A STORM SYSTEM WILL BE NEAR THE FOUR CORNERS AREA EARLY ON
THURSDAY AND SLOWLY SHIFT EAST THURSDAY NIGHT BEFORE MOVING
INTO COLORADO FRIDAY. MEANWHILE MOIST UPSLOPE FLOW WILL INCREASE
ACROSS NORTHERN COLORADO THURSDAY INTO FRIDAY. WET HEAVY SNOW IS
EXPECTED TO DEVELOP THURSDAY EVENING IN THE MOUNTAINS AND
FOOTHILLS AND CONTINUE THROUGH FRIDAY AFTERNOON. DEPENDING ON THE
EXACT TRACK AND SPEED OF THE STORM SYSTEM HEAVY SNOW COULD LINGER
INTO FRIDAY NIGHT AS WELL. ACCUMULATIONS OF 12 TO 24 INCHES IS
EXPECTED WITH UP TO 36 INCHES POSSIBLE IN A FEW LOCATIONS.

ALONG THE FRONT RANGE URBAN CORRIDOR THERE WILL BE A MIX OF RAIN
AND SNOW WITH MOSTLY RAIN ACROSS THE PLAINS. SOME AREAS ALONG THE
FRONT RANGE URBAN CORRIDOR MAY SEE FROM 2 TO 4 INCHES OF WET SNOW
WITH HIGHER AMOUNTS POSSIBLE NEAR THE FOOTHILLS AND OVER THE
PALMER DIVIDE. IF TEMPERATURES END UP BEING A FEW DEGREES COLDER
THAN CURRENTLY FORECAST THEN THE POTENTIAL FOR HEAVY SNOW WOULD
INCREASE ALONG THE FRONT RANGE URBAN CORRIDOR.

COZ033>036-160345-
/O.UPG.KBOU.WS.A.0005.150417T0000Z-150418T1200Z/
/O.NEW.KBOU.WS.W.0008.150416T1800Z-150418T1200Z/
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-
INCLUDING THE CITIES OF...CAMERON PASS...
LARAMIE AND MEDICINE BOW MOUNTAINS...RABBIT EARS RANGE...
ROCKY MOUNTAIN NATIONAL PARK...WILLOW CREEK PASS...
BERTHOUD PASS...BRECKENRIDGE...EAST SLOPES MOSQUITO RANGE...
EAST SLOPES SOUTHERN GORE RANGE...EISENHOWER TUNNEL...
INDIAN PEAKS...KENOSHA MOUNTAINS...MOUNT EVANS...
WILLIAMS FORK MOUNTAINS...WINTER PARK...ESTES PARK...GLENDEVEY...
NEDERLAND...RED FEATHER LAKES...BAILEY...CENTRAL CITY...
EVERGREEN...GEORGETOWN...IDAHO SPRINGS...WESTCREEK
140 PM MDT WED APR 15 2015

...WINTER STORM WARNING IN EFFECT FROM NOON THURSDAY TO 6 AM MDT
SATURDAY...

THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A WINTER STORM
WARNING FOR HEAVY SNOW...WHICH IS IN EFFECT FROM NOON THURSDAY TO
6 AM MDT SATURDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT.

* TIMING...SNOW WILL GRADUALLY INCREASE THURSDAY AND IS EXPECTED
TO BECOME HEAVY AT TIMES THURSDAY NIGHT THROUGH FRIDAY EVENING.
THE SNOW WILL BEGIN TO DIMINISH LATE FRIDAY NIGHT.

* SNOW ACCUMULATIONS...1 TO 2 FEET WITH LOCALLY UP TO 3 FEET.

* WIND/VISIBILITY...EAST TO NORTHEAST WINDS 10 TO 20 MPH WITH
GUSTS TO 30 MPH. VISIBILITIES WILL DROP BELOW ONE QUARTER MILE
AT TIMES DUE TO HEAVY SNOW AND BLOWING SNOW.

* IMPACTS...ROADS WILL BECOME ICY AND SNOWPACKED THURSDAY NIGHT
WITH HAZARDOUS TRAVEL CONDITIONS EXPECTED THROUGH FRIDAY NIGHT.
VISIBILITIES WILL BE REDUCED AT TIMES DUE TO THE HEAVY SNOWFALL.
HEAVY SNOWFALL ON POWER LINES MAY CAUSE POWER OUTAGES.

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.