Winter Weather Advisory for Jeffco 8pm-3am

Winter Weather Advisory

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE DENVER/BOULDER CO
244 PM MST TUE MAR 4 2014

...MORE SNOW FOR NORTHEAST AND NORTH CENTRAL COLORADO...

.A STORM SYSTEM WILL MOVE EAST ACROSS COLORADO TONIGHT. RAIN AND
SNOW SHOWERS WERE ALREADY BEGINNING TO DEVELOP AHEAD OF THIS
SYSTEM LATE THIS AFTERNOON. SNOW WILL BECOME WIDESPREAD IN THE
MOUNTAINS AND FOOTHILLS BY EARLY EVENING...WHILE ON THE PLAINS
RAIN WILL DEVELOP THROUGH THE EVENING BEHIND THE PASSAGE OF A COLD
FRONT. A QUICK CHANGEOVER TO SNOW IS EXPECTED MID TO LATE EVENING
AS COLDER AIR MOVES INTO THE REGION AND PRECIPITATION RATES
INCREASE. ONCE THE CHANGEOVER OCCURS ON THE PLAINS...THE SNOW MAY
BE HEAVY WITH SNOWFALL RATES OF 1 TO 2 INCHES PER HOUR. ROADS
WILL BECOME SNOW COVERED AND SLICK AS THE HEAVIER SNOW DEVELOPS.
TRAVELERS SHOULD BE ALERT FOR RAPIDLY CHANGING ROAD CONDITIONS AND
TRAFFIC SPEEDS.

COZ038>041-043-045-050600-
/O.NEW.KBOU.WW.Y.0018.140305T0300Z-140305T1000Z/
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-
CENTRAL AND SOUTH WELD COUNTY-
CENTRAL AND EAST ADAMS AND ARAPAHOE COUNTIES-
INCLUDING THE CITIES OF...FORT COLLINS...HEREFORD...LOVELAND...
NUNN...ARVADA...BOULDER...GOLDEN...LAKEWOOD...LONGMONT...AURORA...
BRIGHTON...CITY OF DENVER...DENVER INTERNATIONAL AIRPORT...
HIGHLANDS RANCH...LITTLETON...PARKER...CASTLE ROCK...ELBERT...
FONDIS...KIOWA...LARKSPUR...EATON...FORT LUPTON...GREELEY...
ROGGEN...BENNETT...BYERS...DEER TRAIL...LEADER
244 PM MST TUE MAR 4 2014

...WINTER WEATHER ADVISORY IN EFFECT FROM 8 PM THIS EVENING TO
3 AM MST WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT FROM 8 PM THIS
EVENING TO 3 AM MST WEDNESDAY.

* TIMING...RAIN WILL DEVELOP EARLY THIS EVENING AND BECOME MORE
WIDESPREAD. AT THIS TIME...THE RAIN IS EXPECTED TO CHANGE OVER
TO SNOW BETWEEN 8 AND 10 PM THIS EVENING AND BECOME HEAVY AT
TIMES. SNOW WILL COME TO AN END BEFORE DAYBREAK WEDNESDAY.

* SNOW ACCUMULATIONS...3 TO 6 INCHES...HEAVIEST NEAR THE FOOTHILLS
AND PALMER DIVIDE. SNOW ACCUMULATIONS MAY VARY LARGELY DEPENDING
ON EXACTLY HOW FAST THE CHANGEOVER FROM RAIN TO SNOW OCCURS.

* WIND/VISIBILITY...NORTHEAST WINDS 10 TO 20 MPH. VISIBILITIES
MAY BE REDUCED TO A QUARTER MILE OR LESS DURING PERIODS OF HEAVY
SNOW.

* IMPACTS...ROADS WILL BECOME SNOW COVERED AND SLICK AS THE
HEAVIER SNOW DEVELOPS. HAZARDOUS TRAVEL CONDITIONS CAN BE
ANTICIPATED FROM LATE EVENING INTO THE EARLY MORNING HOURS
WEDNESDAY.

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.
***********************************************************************************

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE DENVER/BOULDER CO
1107 AM MST TUE MAR 4 2014

COZ030>051-051815-
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-
1107 AM MST TUE MAR 4 2014

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

.DAY ONE...TODAY AND TONIGHT

A STORM SYSTEM OVER UTAH WILL MOVE EAST ACROSS COLORADO THIS
EVENING. MOUNTAIN AREAS WILL FIRST FEEL THE IMPACT OF THIS SYSTEM
WITH SNOW SHOWERS...RAIN SHOWERS AND EVEN A FEW THUNDERSTORMS
DEVELOPING THIS AFTERNOON. AS THIS STORM MOVES EAST...A COLD FRONT
WILL SLIDE SOUTH ACROSS NORTHEAST COLORADO LATE THIS AFTERNOON AND
EARLY EVENING. A FEW RAIN SHOWERS WILL DEVELOP ON THE PLAINS
BEHIND THIS FRONT LATE THIS AFTERNOON AND EARLY EVENING...AND
THEN RAIN WILL QUICKLY BECOME WIDESPREAD BETWEEN 7 AND 9 PM.
TEMPERATURES WILL TURN COLDER WITH RAIN CHANGING OVER TO SNOW
WHICH MAY BE HEAVY AT TIMES. THE AMOUNT OF ACCUMULATION ON THE
PLAINS WILL DEPEND ON THE TIMING OF CHANGEOVER...AS WELL AS WHERE
HEAVIER SHOWERS OCCUR.

THE HIGH COUNTRY COULD SEE ANYWHERE FROM 3 TO 8 INCHES OF SNOW
ACCUMULATION...WITH ANYWHERE FROM 1 TO 6 INCHES ON THE
PLAINS. ROADS WILL LIKELY BECOME SNOW COVERED OR SLUSHY IN AREAS
THAT SEE THE ACCUMULATING SNOWFALL. CONDITIONS WILL GRADUALLY
IMPROVE FROM NORTHWEST TO SOUTHEAST LATE TONIGHT.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY

CONDITIONS WILL BE DRY AND WARMER WEDNESDAY AND THURSDAY ALONG
WITH INCREASING WINDS IN THE MOUNTAINS. GUSTS UP TO 60 MPH WILL BE
POSSIBLE OVER THE HIGH MOUNTAIN PASSES AND EAST SLOPES LATE
WEDNESDAY NIGHT AND THURSDAY. THURSDAY WILL BE THE WARMEST DAY OF
THE WEEK WITH READINGS IN THE 60S ACROSS LOWER ELEVATIONS.

ANOTHER STORM SYSTEM WILL MOVE ACROSS COLORADO FRIDAY AND EARLY
SATURDAY WITH THE POTENTIAL FOR SIGNIFICANT SNOWFALL OVER PORTIONS
OF COLORADO...ESPECIALLY ON FRIDAY NIGHT.

DRY AND WARMER WEATHER WILL RETURN SUNDAY AND MONDAY AS
TEMPERATURES CLIMB BACK INTO THE 40S AND 50S.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY OR TONIGHT.

http://www.crh.noaa.gov/bou/