Winter Storm Headed for the N. Rockies, Winter Weather Advisory for ParkCo

A sharp weather change will arrive to the Northern Colorado region Wednesday through late Thursday. Snow can be expected in the mountains and foothills with a rain / snow mix over the plains. Along the I-25 Urban Corridor, from Fort Collins to Castle Rock, the best chance for snow (and highest amounts) will be west of Interstate 25.

From the US National Weather Service:
The first significant winter storm of the fall season will impact much of the Colorado Rockies Wednesday and Thursday. Winter Storm Warnings are in effect for heavy snow and strong winds. Travel will become hazardous. Snowfall could exceed 1 foot at the higher elevations.

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE DENVER/BOULDER CO
335 AM MST WED NOV 4 2015

...SNOW TO RETURN TO THE HIGH COUNTRY THIS AFTERNOON...

.A STORM SYSTEM CONTINUES TO DEVELOP OVER THE GREAT BASIN THIS
MORNING AND WILL GRADUALLY MOVE ACROSS COLORADO LATER TONIGHT AND
THURSDAY. SNOW WILL SPREAD EASTWARD OVER THE NORTH CENTRAL
MOUNTAINS THIS AFTERNOON WITH THE HEAVIEST SNOW EXPECTED FROM
LATE AFTERNOON THROUGH TONIGHT. SNOW WILL DECREASE BY THURSDAY
AFTERNOON AS THE STORM SYSTEM MOVES EAST OF COLORADO.

COZ031-033-034-041845-
/O.NEW.KBOU.WW.Y.0023.151104T1900Z-151105T1900Z/
WEST JACKSON AND WEST GRAND COUNTIES ABOVE 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-
INCLUDING THE CITIES OF...
EAST SLOPES PARK AND NORTHERN GORE RANGES...GORE PASS...
RABBIT EARS PASS...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
335 AM MST WED NOV 4 2015

...WINTER WEATHER ADVISORY IN EFFECT FROM NOON TODAY TO NOON MST
THURSDAY...

THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT FROM NOON TODAY TO
NOON MST THURSDAY.

* TIMING...SNOW WILL DEVELOP DURING THE AFTERNOON HOURS OVER THE
NORTHERN MOUNTAINS...BECOMING HEAVIEST DURING THE LATE
AFTERNOON AND EVENING HOURS.

* SNOW ACCUMULATIONS...5 TO 10 INCHES EXPECTED BY THURSDAY
AFTERNOON WITH A FEW LOCALLY HIGHER AMOUNTS. HIGHEST AMOUNTS
WILL BE OVER MOUNTAIN PASSES AND LOCATIONS NORTH OF THE
INTERSTATE 70 CORRIDOR. MOUNTAIN VALLEYS WILL SEE LESSER
AMOUNTS...GENERALLY FROM 2 TO 5 INCHES.

* WIND/VISIBILITY...WEST TO NORTHWEST WINDS OF 15 TO 25 MPH ALONG
WITH SNOW WILL RESULT IN REDUCED VISIBILITIES AT TIMES.

* IMPACTS...EXPECT WINTER DRIVING CONDITIONS BY LATER THIS
AFTERNOON AND CONTINUING THROUGH THURSDAY MORNING AS ROADWAYS
AND MOUNTAIN PASSES BECOME ICY AND SNOWPACKED.

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.