Alert archive / Colorado / Winter Storm Warnings in 2014

Winter Storm Warning 7, NWS Denver/Boulder, CO

April 12, 201412 counties in Colorado

NWS Denver/Boulder, CO issued this winter storm warning at Apr 12, 2014, 3:51 PM MDT for 12 counties in Colorado. It took effect at Apr 12, 2014, 11:21 PM MDT. It was in force for 25 hr. 41 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Apr 12, 2014, 3:51 PM MDT (21:51 UTC)
In effect from
Apr 12, 2014, 11:21 PM MDT
Expired
Apr 14, 2014, 12:00 AM MDT
In force
25 hr
Issued by
NWS Denver/Boulder, CO

Counties Arapahoe County, CO, Boulder County, CO, Clear Creek County, CO, Douglas County, CO, Elbert County, CO, Gilpin County, CO, Grand County, CO, Jackson County, CO, Jefferson County, CO, Larimer County, CO, Park County, CO, Summit County, CO

The radar

The Denver radar (KFTG), 74 km from the middle of the area, began a volume at 21:53 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What was reported inside it

TimeReportWhereRemark
Apr 13, 7:00 AM MDTSNOW 2.7Ese Estes Park, CO
Apr 13, 7:00 AM MDTSNOW 4.57 W Rustic, CO
Apr 13, 7:35 AM MDTSNOW 34 Ene Nederland, CO
Apr 13, 7:35 AM MDTHEAVY SNOW 6.57 E Virginia Dale, CO
Apr 13, 8:00 AM MDTSNOW 1.510 Ne Kutch, CO
Apr 13, 9:00 AM MDTSNOW 2.71 N Walden, CO
Apr 13, 9:00 AM MDTHEAVY SNOW 81 Se Gould, CO
Apr 13, 9:40 AM MDTSNOW 55 Wsw Nederland, CO
Apr 13, 12:09 PM MDTSNOW 34 Wsw Eldorado Springs, CO
Apr 13, 1:30 PM MDTSNOW 2.53 Wsw Conifer, CO
Apr 13, 2:04 PM MDTHEAVY SNOW 6.52 E Allenspark, CO
Apr 13, 2:30 PM MDTSNOW 3Fairplay, CO
Apr 13, 2:47 PM MDTSNOW 3.83 N Black Hawk, CO
Apr 13, 2:51 PM MDTSNOW 5.84 Ene Nederland, CO
Apr 13, 2:56 PM MDTSNOW 4.53 Wsw Conifer, CO
Apr 13, 3:00 PM MDTSNOW 0.5Fraser, CO
Apr 13, 3:00 PM MDTSNOW 5Fraser, CO
Apr 13, 3:25 PM MDTSNOW 3.53 N Conifer, CO
Apr 13, 3:42 PM MDTSNOW 5.11 Se Breckenridge, CO
Apr 13, 4:00 PM MDTHEAVY SNOW 61 Nw Grand Lake, CO
Apr 13, 4:05 PM MDTSNOW 2.5Fort Collins, CO
Apr 13, 4:05 PM MDTSNOW 4.3Genesee, CO
Apr 13, 5:00 PM MDTSNOW 3.42 W Boulder, CO
Apr 13, 5:46 PM MDTHEAVY SNOW 83 Wsw Conifer, CO
Apr 13, 5:46 PM MDTHEAVY SNOW 11.53 Wsw Conifer, CO
Apr 13, 5:48 PM MDTSNOW 5.13 N Conifer, CO
Apr 13, 5:52 PM MDTSNOW 1.72 N Longmont, CO
Apr 13, 6:03 PM MDTHEAVY SNOW 6Genesee, CO
Apr 13, 6:12 PM MDTSNOW 5.13 N Black Hawk, CO
Apr 13, 7:15 PM MDTSNOW 2.5Niwot, CO
Apr 13, 7:23 PM MDTHEAVY SNOW 9Fairplay, CO
Apr 13, 8:01 PM MDTHEAVY SNOW 9.73 N Conifer, CO
Apr 13, 8:01 PM MDTHEAVY SNOW 10.22 E Allenspark, CO
Apr 13, 8:01 PM MDTHEAVY SNOW 11.53 N Conifer, CO
Apr 13, 8:09 PM MDTHEAVY SNOW 10Gold Hill, CO
Apr 13, 9:01 PM MDTHEAVY SNOW 11.54 Ene Nederland, CO
Apr 13, 9:03 PM MDTHEAVY SNOW 8.5Genesee, CO
Apr 13, 9:59 PM MDTHEAVY SNOW 12.61 Se Breckenridge, CO
Apr 13, 10:41 PM MDTHEAVY SNOW 13.313 Nw Golden, CO
Apr 13, 11:54 PM MDTSNOW 51 Sw Evergreen, CO
Apr 13, 11:58 PM MDTHEAVY SNOW 10.83 N Conifer, CO

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Denver, CO (KDEN), launched 12:00Z, 9.9 hours before the alert went out and 186 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Denver, CO at 12:00Z on 2014-04-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Denver, CO at 12:00Z on 2014-04-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 65 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
3765 m above ground
0-6 km bulk shear
25 kt
0-1 km storm-relative helicity
65 m²/s²
0-3 km storm-relative helicity
66 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

653 
WWUS45 KBOU 122151
WSWBOU

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE DENVER/BOULDER CO
351 PM MDT SAT APR 12 2014

COZ035-036-130600-
/O.UPG.KBOU.WS.A.0008.140413T0900Z-140414T0600Z/
/O.NEW.KBOU.WS.W.0007.140413T1200Z-140414T0600Z/
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...ESTES PARK...GLENDEVEY...NEDERLAND...
RED FEATHER LAKES...BAILEY...CENTRAL CITY...EVERGREEN...
GEORGETOWN...IDAHO SPRINGS...WESTCREEK
351 PM MDT SAT APR 12 2014

...WINTER STORM WARNING IN EFFECT FROM 6 AM SUNDAY TO MIDNIGHT
MDT SUNDAY NIGHT...

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

* TIMING...SNOW WILL DEVELOP AND SPREAD FROM NORTH TO SOUTH ACROSS
  THE FOOTHILLS IN THE PREDAWN HOURS SUNDAY. SOME RAIN MAY MIX
  WITH THE SNOW IN THE LOWER FOOTHILLS SUNDAY MORNING. SNOW MAY BE
  HEAVY AT TIMES DURING THE AFTERNOON AND EVENING.

* SNOW ACCUMULATIONS...6 TO 13 INCHES.

* WIND/VISIBILITY...NORTHEAST 10 TO 15 MPH. VISIBILITIES WILL
  DROP TO A QUARTER MILE OR LESS DURING PERIODS OF HEAVY SNOW.

* IMPACTS...ROADS WILL LIKELY BECOME AT LEAST SLUSH AND POSSIBLY
  SNOW COVERED. BE PREPARED FOR CHANGING WINTER DRIVING CONDITIONS.
  THE HEAVY WET SNOW MAY STRESS TREE LIMBS.

&&

$$

COZ041-130600-
/O.UPG.KBOU.WS.A.0008.140413T0900Z-140414T0600Z/
/O.NEW.KBOU.WS.W.0007.140413T1200Z-140414T0600Z/
ELBERT/CENTRAL AND EAST DOUGLAS COUNTIES ABOVE 6000 FEET-
INCLUDING THE CITIES OF...CASTLE ROCK...ELBERT...FONDIS...KIOWA...
LARKSPUR
351 PM MDT SAT APR 12 2014

...WINTER STORM WARNING IN EFFECT FROM 6 AM SUNDAY TO MIDNIGHT
MDT SUNDAY NIGHT...

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

* TIMING...RAIN WILL DEVELOP DURING THE PREDAWN HOURS SUNDAY
  MORNING CHANGING TO WET SNOW BY MID MORNING SUNDAY. THE SNOW
  WILL CONTINUE THROUGH THE REMAINDER OF THE DAY AND BE HEAVY AT
  TIMES.

* SNOW ACCUMULATIONS...5 TO 10 INCHES.

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

* IMPACTS...HEAVY WET SNOW MAY ACCUMULATE SUFFICIENTLY ON ANY
  TREES THAT ARE BEGINNING TO LEAF OUT TO BREAK TREE LIMBS.
  SCATTERED BRIEF POWER OUTAGES COULD BE POSSIBLE. SOME SNOW AND
  SLUSH MAY ACCUMULATE ON ROADS...ESPECIALLY BRIDGES AND
  OVERPASSES...DURING PERIODS OF HEAVY SNOWFALL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

EXCERCISE CAUTION IF DRIVING IN THE WARNING AREA AS ROAD
CONDITIONS COULD CHANGE RAPIDLY.

&&

$$

COZ031-033-034-130600-
/O.UPG.KBOU.WS.A.0008.140413T0900Z-140414T0600Z/
/O.NEW.KBOU.WS.W.0007.140413T1200Z-140414T0600Z/
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
351 PM MDT SAT APR 12 2014

...WINTER STORM WARNING IN EFFECT FROM 6 AM SUNDAY TO MIDNIGHT
MDT SUNDAY NIGHT...

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

* TIMING...SNOW WILL DEVELOP LATE TONIGHT AND CONTINUE THROUGH
  SUNDAY EVENING.

* SNOW ACCUMULATIONS...6 TO 15 INCHES.

* WIND/VISIBILITY...NORTHEAST 10 TO 15 MPH. VISIBILITIES WILL
  DROP TO A QUARTER MILE OR LESS DURING PERIODS OF HEAVY SNOW.

* IMPACTS...ROADS IN THE HIGH COUNTRY WILL LIKELY BECOME SLUSH AND
  SNOW COVERED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...
 
BE PREPARED FOR HAZARDOUS WINTER DRIVING CONDITIONS.

&&

$$

COZ030-032-130600-
/O.UPG.KBOU.WS.A.0008.140413T0900Z-140414T0600Z/
/O.NEW.KBOU.WW.Y.0025.140413T1200Z-140414T0600Z/
JACKSON COUNTY BELOW 9000 FEET-
GRAND AND SUMMIT COUNTIES BELOW 9000 FEET-
INCLUDING THE CITIES OF...GOULD...NORTH PARK...RAND...SPICER...
WALDEN...DILLON...FRASER...GRANBY...GRAND LAKE...
HOT SULPHUR SPRINGS...KREMMLING
351 PM MDT SAT APR 12 2014

...WINTER WEATHER ADVISORY IN EFFECT FROM 6 AM SUNDAY TO MIDNIGHT
MDT SUNDAY NIGHT...

THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT FROM 6 AM SUNDAY
TO MIDNIGHT MDT SUNDAY NIGHT. THE WINTER STORM WATCH IS NO LONGER
IN EFFECT.

* TIMING...SNOW WILL DEVELOP ACROSS NORTH AND MIDDLE PARKS DURING
  THE PREDAWN HOURS SUNDAY. INITIALLY THERE MAY BE SOME RAIN
  MIXED WITH THE SNOW.

* SNOW ACCUMULATIONS...3 TO 6 INCHES.

* WIND/VISIBILITY...NORTHEAST 10 TO 15 MPH. VISIBILITIES WILL
  DROP TO A QUARTER MILE OR LESS DURING PERIODS OF HEAVY SNOW.

* IMPACTS...ROADS LIKELY BECOME SLUSH AND PERHAPS SNOW COVERED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

USE CAUTION WHEN DRIVING IN THE WINTER CONDITIONS.

&&

$$

COZ037-130600-
/O.UPG.KBOU.WS.A.0008.140413T0900Z-140414T0600Z/
/O.NEW.KBOU.WW.Y.0025.140413T1200Z-140414T0600Z/
CENTRAL AND SOUTHEAST PARK COUNTY-
INCLUDING THE CITIES OF...FAIRPLAY...HARTSEL...LAKE GEORGE...
SOUTH PARK
351 PM MDT SAT APR 12 2014

...WINTER WEATHER ADVISORY IN EFFECT FROM 6 AM SUNDAY TO MIDNIGHT
MDT SUNDAY NIGHT...

THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT FROM 6 AM SUNDAY
TO MIDNIGHT MDT SUNDAY NIGHT. THE WINTER STORM WATCH IS NO LONGER
IN EFFECT.

* TIMING...SNOW WILL BEGIN EARLY SUNDAY MORNING AND CONTINUE
  THROUGHOUT THE DAY.

* SNOW ACCUMULATIONS...4 TO 7 INCHES.

* WIND/VISIBILITY...NORTHEAST 10 TO 15 MPH. VISIBILITIES WILL
  DROP TO A QUARTER MILE OR LESS DURING PERIODS OF HEAVY SNOW.

* IMPACTS...ROADS WILL BECOME AT LEAST SLUSH IF NOT SNOW COVERED
  DURING THE DAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

USE CAUTION WHILE DRIVING IN THE WINTER CONDITIONS.

&&

$$

COZ038>040-130600-
/O.UPG.KBOU.WS.A.0008.140413T0900Z-140414T0600Z/
/O.NEW.KBOU.WW.Y.0025.140413T1200Z-140414T0600Z/
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-
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
351 PM MDT SAT APR 12 2014

...WINTER WEATHER ADVISORY IN EFFECT FROM 6 AM SUNDAY TO MIDNIGHT
MDT SUNDAY NIGHT...

THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT FROM 6 AM SUNDAY
TO MIDNIGHT MDT SUNDAY NIGHT. THE WINTER STORM WATCH IS NO LONGER
IN EFFECT.

* TIMING...RAIN AND SNOW WILL DEVELOP FROM NORTH TO SOUTH ACROSS
  LATE SATURDAY NIGHT AND EARLY SUNDAY MORNING. PRECIPITATION
  WILL CHANGE TO ALL SNOW FROM NORTH TO SOUTH DURING THE MID TO
  LATE MORNING AND MAY BE HEAVY AT TIMES.

* SNOW ACCUMULATIONS...4 TO 7 INCHES. AREAS CLOSEST TO THE HIGHER
  TERRAIN WILL SEE THE HIGHER TOTAL ACCUMULATIONS.

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

* IMPACTS...HEAVY WET SNOW MAY ACCUMULATE SUFFICIENTLY ON ANY
  TREES THAT ARE BEGINNING TO LEAF OUT TO BREAK TREE LIMBS.
  SCATTERED BRIEF POWER OUTAGES COULD BE POSSIBLE. SOME SNOW AND
  SLUSH MAY ACCUMULATE ON ROADS...ESPECIALLY BRIDGES AND
  OVERPASSES...DURING PERIODS OF HEAVY SNOWFALL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

ROAD CONDITIONS COULD RANGE FROM WET TO SLUSH AND SNOW COVERED BY
LATE IN THE DAY SUNDAY. USE EXTRA CAUTION WHILE DRIVING IN THE
CHANGING CONDITIONS.

&&

$$
6 follow-up statements
482 
WWUS45 KBOU 130521
WSWBOU

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE DENVER/BOULDER CO
1121 PM MDT SAT APR 12 2014

...SPRING STORM MOVING INTO COLORADO...

.SNOW WILL INCREASE OVER THE HIGHER MOUNTAINS DURING THE EARLY
MORNING SUNDAY...WITH RAIN CHANGING TO SNOW IN THE FOOTHILLS LATE
TONIGHT. PRECIPITATION WILL DEVELOP ON THE PLAINS SUNDAY MORNING.
AT FIRST THERE WILL BE RAIN OR A MIX OF RAIN AND SNOW...BUT COLDER
AIR WILL MOVE IN DURING THE MORNING AND BY AFTERNOON THE
PRECIPITATION WILL BE MOSTLY SNOW. PERIODS OF HEAVY SNOW ARE
POSSIBLE...ESPECIALLY ALONG THE EAST SLOPES OF THE FRONT RANGE.

WARM GROUND TEMPERATURES WILL LIMIT THE IMPACT OF THE SNOW AS
THERE WILL BE PLENTY OF MELTING ESPECIALLY IN THE MORNING. SOME
SLUSHY ROADS CAN BE EXPECTED IN AREAS OF HEAVY SNOW...AND AS
TEMPERATURES COOL LATER ON SUNDAY. IN THE MOUNTAINS SLUSHY OR
SNOWPACKED ROADS ARE EXPECTED TO DEVELOP. THERE IS ALSO POTENTIAL
FOR DAMAGE TO TREES THAT HAVE ALREADY LEAFED OUT FROM THE HEAVY
WET SNOW.

COZ031-033-034-131200-
/O.EXT.KBOU.WS.W.0007.140413T0521Z-140414T0600Z/
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
1121 PM MDT SAT APR 12 2014

...WINTER STORM WARNING NOW IN EFFECT UNTIL MIDNIGHT MDT SUNDAY
NIGHT...

* TIMING...SNOW WILL INCREASE DURING THE EARLY MORNING HOURS AND
  CONTINUE THROUGH SUNDAY EVENING. PERIODS OF HEAVY SNOW SHOWERS
  ARE LIKELY.

* SNOW ACCUMULATIONS...6 TO 15 INCHES.

* WIND/VISIBILITY...WINDS BECOMING NORTHEAST 15 TO 25 MPH.
  VISIBILITIES WILL DROP TO A QUARTER MILE OR LESS DURING PERIODS
  OF HEAVY SNOW.

* IMPACTS...ROADS IN THE HIGH COUNTRY WILL LIKELY BECOME SLUSH 
  AND SNOW COVERED. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

BE PREPARED FOR HAZARDOUS WINTER DRIVING CONDITIONS.

&&

$$

COZ035-036-131200-
/O.CON.KBOU.WS.W.0007.140413T1200Z-140414T0600Z/
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...ESTES PARK...GLENDEVEY...NEDERLAND...
RED FEATHER LAKES...BAILEY...CENTRAL CITY...EVERGREEN...
GEORGETOWN...IDAHO SPRINGS...WESTCREEK
1121 PM MDT SAT APR 12 2014

...WINTER STORM WARNING REMAINS IN EFFECT FROM 6 AM SUNDAY TO
MIDNIGHT MDT SUNDAY NIGHT...

* TIMING...RAIN AND SNOW WILL DEVELOP IN THE EARLY MORNING HOURS
  SUNDAY. THE RAIN WILL CHANGE TO SNOW AS TEMPERATURES COOL BY MID
  MORNING. THE SNOW WILL CONTINUE AND WILL BE HEAVY AT TIMES
  THROUGH SUNDAY EVENING.

* SNOW ACCUMULATIONS...6 TO 13 INCHES.

* WIND/VISIBILITY...BECOMING NORTHEAST 15 TO 25 MPH. VISIBILITIES
  WILL DROP TO A QUARTER MILE OR LESS DURING PERIODS OF HEAVY
  SNOW.

* IMPACTS...ROADS WILL BECOME SLUSHY OR SNOW COVERED. BE PREPARED
  FOR CHANGING WINTER DRIVING CONDITIONS. THE HEAVY WET SNOW MAY
  STRESS TREE LIMBS.

&&

$$

COZ041-131200-
/O.CON.KBOU.WS.W.0007.140413T1200Z-140414T0600Z/
ELBERT/CENTRAL AND EAST DOUGLAS COUNTIES ABOVE 6000 FEET-
INCLUDING THE CITIES OF...CASTLE ROCK...ELBERT...FONDIS...KIOWA...
LARKSPUR
1121 PM MDT SAT APR 12 2014

...WINTER STORM WARNING REMAINS IN EFFECT FROM 6 AM SUNDAY TO
MIDNIGHT MDT SUNDAY NIGHT...

* TIMING...RAIN WILL DEVELOP DURING THE PREDAWN HOURS SUNDAY 
  MORNING CHANGING TO WET SNOW BY MID MORNING SUNDAY. THE SNOW 
  WILL CONTINUE THROUGH THE REMAINDER OF THE DAY AND BE HEAVY AT 
  TIMES. 

* SNOW ACCUMULATIONS...5 TO 10 INCHES.

* WIND/VISIBILITY...NORTH 15 TO 25 MPH. VISIBILITIES MAY DROP TO
  A QUARTER MILE OR LESS DURING PERIODS OF HEAVY SNOW.

* IMPACTS...HEAVY WET SNOW MAY ACCUMULATE SUFFICIENTLY ON ANY 
  TREES THAT ARE BEGINNING TO LEAF OUT TO BREAK TREE LIMBS. 
  SCATTERED BRIEF POWER OUTAGES COULD BE POSSIBLE. SOME SNOW AND 
  SLUSH MAY ACCUMULATE ON ROADS...ESPECIALLY BRIDGES AND 
  OVERPASSES...DURING PERIODS OF HEAVY SNOWFALL. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

EXCERCISE CAUTION IF DRIVING IN THE WARNING AREA AS ROAD
CONDITIONS COULD CHANGE RAPIDLY.

&&

$$

COZ030-032-131200-
/O.CON.KBOU.WW.Y.0025.140413T1200Z-140414T0600Z/
JACKSON COUNTY BELOW 9000 FEET-
GRAND AND SUMMIT COUNTIES BELOW 9000 FEET-
INCLUDING THE CITIES OF...GOULD...NORTH PARK...RAND...SPICER...
WALDEN...DILLON...FRASER...GRANBY...GRAND LAKE...
HOT SULPHUR SPRINGS...KREMMLING
1121 PM MDT SAT APR 12 2014

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 AM SUNDAY TO
MIDNIGHT MDT SUNDAY NIGHT...

* TIMING...SNOW WILL DEVELOP ACROSS NORTH AND MIDDLE PARKS 
  DURING THE PREDAWN HOURS SUNDAY. INITIALLY THERE MAY BE SOME 
  RAIN MIXED WITH THE SNOW. 

* SNOW ACCUMULATIONS...3 TO 6 INCHES.

* WIND/VISIBILITY...BECOMING NORTHEAST 15 TO 25 MPH. VISIBILITIES
  WILL DROP TO A QUARTER MILE OR LESS DURING PERIODS OF HEAVY
  SNOW.

* IMPACTS...ROADS WILL LIKELY BECOME SLUSHY OR SNOW COVERED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

USE CAUTION WHEN DRIVING IN THE WINTER CONDITIONS.

&&

$$

COZ037-131200-
/O.CON.KBOU.WW.Y.0025.140413T1200Z-140414T0600Z/
CENTRAL AND SOUTHEAST PARK COUNTY-
INCLUDING THE CITIES OF...FAIRPLAY...HARTSEL...LAKE GEORGE...
SOUTH PARK
1121 PM MDT SAT APR 12 2014

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 AM SUNDAY TO
MIDNIGHT MDT SUNDAY NIGHT...

* TIMING...SNOW WILL BEGIN EARLY SUNDAY MORNING AND CONTINUE 
  THROUGHOUT THE DAY. 

* SNOW ACCUMULATIONS...4 TO 7 INCHES.

* WIND/VISIBILITY...BECOMING NORTHEAST 15 TO 25 MPH. VISIBILITIES
  WILL DROP TO A QUARTER MILE OR LESS DURING PERIODS OF HEAVY
  SNOW.

* IMPACTS...ROADS WILL BECOME SLUSHY OR SNOW COVERED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

USE CAUTION WHILE DRIVING IN THE WINTER CONDITIONS.

&&

$$

COZ038>040-131200-
/O.CON.KBOU.WW.Y.0025.140413T1200Z-140414T0600Z/
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-
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
1121 PM MDT SAT APR 12 2014

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 AM SUNDAY TO
MIDNIGHT MDT SUNDAY NIGHT...

* TIMING...RAIN WILL DEVELOP DURING THE EARLY MORNING HOURS.
  PRECIPITATION WILL CHANGE SNOW SUNDAY MORNING. THE SNOW WILL
  CONTINUE THROUGH SUNDAY EVENING AND MAY BE HEAVY AT TIMES.

* SNOW ACCUMULATIONS...4 TO 10 INCHES. AREAS CLOSEST TO THE
  HIGHER TERRAIN WILL SEE THE HIGHER TOTAL ACCUMULATIONS.

* WIND/VISIBILITY...NORTH 15 TO 25 MPH. VISIBILITIES MAY DROP TO
  A QUARTER MILE OR LESS DURING PERIODS OF HEAVY SNOW.

* IMPACTS...HEAVY WET SNOW MAY ACCUMULATE SUFFICIENTLY ON ANY 
  TREES THAT ARE BEGINNING TO LEAF OUT TO BREAK TREE LIMBS. 
  SCATTERED BRIEF POWER OUTAGES COULD BE POSSIBLE. SOME SNOW AND 
  SLUSH MAY ACCUMULATE ON ROADS...ESPECIALLY BRIDGES AND 
  OVERPASSES...DURING PERIODS OF HEAVY SNOWFALL. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

ROAD CONDITIONS COULD RANGE FROM WET TO SLUSH AND SNOW COVERED BY
LATE IN THE DAY SUNDAY. USE EXTRA CAUTION WHILE DRIVING IN THE
CHANGING CONDITIONS.

&&

$$

GIMMESTAD
077 
WWUS45 KBOU 131146
WSWBOU

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE DENVER/BOULDER CO
546 AM MDT SUN APR 13 2014

...SPRING STORM MOVING INTO COLORADO...

.AN AREA OF SNOW WILL MOVE SLOWLY ACROSS COLORADO THROUGH TONIGHT. 
IN THE MOUNTAINS THE SNOW WILL BE HEAVY AT TIMES...ESPECIALLY
OVER THE HIGHER ELEVATIONS AND EAST SLOPES OF THE FRONT RANGE.
ON THE PLAINS RAIN WILL CHANGE TO SNOW EARLY THIS MORNING IN MOST
AREAS. THIS WILL TAKE A LITTLE LONGER IN THE LOWER ELEVATIONS IN
THE NORTHEAST CORNER OF THE STATE. THERE MAY BE PERIODS OF HEAVY
SNOW ON THE PLAINS AS WELL...ESPECIALLY NEAR THE FOOTHILLS AND
ACROSS DOUGLAS AND ELBERT COUNTIES.

WARM GROUND TEMPERATURES WILL LIMIT THE IMPACT OF THE SNOW AS
THERE WILL BE PLENTY OF MELTING ESPECIALLY IN THE MORNING. SOME
SLUSHY ROADS CAN BE EXPECTED IN AREAS OF HEAVY SNOW...AND SLUSH
WILL BECOME MORE COMMON AS TEMPERATURES COOL LATER ON SUNDAY.
IN THE MOUNTAINS SLUSHY OR SNOWPACKED ROADS ARE EXPECTED TO
DEVELOP. THERE WILL ALSO BE AREAS WITH DRIFTING SNOW AND LIMITED
VISIBILITIES ON THE PLAINS THIS AFTERNOON AND EVENING AS WINDS
GUST IN THE 30 TO 40 MPH RANGE. 

ALSO...DUE TO THE LATE DATE AND THE EXPECTED WEIGHT OF THE SNOW...THERE
IS POTENTIAL FOR DAMAGE TO TREES THAT HAVE ALREADY LEAFED OUT...
AND THERE COULD BE SPOTTY POWER OUTAGES FROM DOWNED OR SAGGING
TREE LIMBS.

COZ035-036-132100-
/O.CON.KBOU.WS.W.0007.140413T1200Z-140414T0600Z/
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...ESTES PARK...GLENDEVEY...NEDERLAND...
RED FEATHER LAKES...BAILEY...CENTRAL CITY...EVERGREEN...
GEORGETOWN...IDAHO SPRINGS...WESTCREEK
546 AM MDT SUN APR 13 2014

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT
TONIGHT...

* TIMING...SNOW WILL BECOME WIDESPREAD EARLY THIS MORNING. THE
  SNOW WILL CONTINUE AND WILL BE HEAVY AT TIMES THROUGH SUNDAY
  EVENING.

* SNOW ACCUMULATIONS...6 TO 14 INCHES.

* WIND/VISIBILITY...BECOMING NORTHEAST 15 TO 25 MPH. 
  VISIBILITIES WILL DROP TO A QUARTER MILE OR LESS DURING 
  PERIODS OF HEAVY SNOW. 

* IMPACTS...ROADS WILL BECOME SLUSHY OR SNOW COVERED. BE 
  PREPARED FOR CHANGING WINTER DRIVING CONDITIONS. THE HEAVY WET 
  SNOW MAY STRESS TREE LIMBS. 

&&

$$

COZ041-132100-
/O.CON.KBOU.WS.W.0007.140413T1200Z-140414T0600Z/
ELBERT/CENTRAL AND EAST DOUGLAS COUNTIES ABOVE 6000 FEET-
INCLUDING THE CITIES OF...CASTLE ROCK...ELBERT...FONDIS...KIOWA...
LARKSPUR
546 AM MDT SUN APR 13 2014

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT
TONIGHT...

* TIMING...SNOW WILL BECOME WIDESPREAD BY MID MORNING SUNDAY. THE
  SNOW WILL CONTINUE THROUGH THIS EVENING AND WILL BE HEAVY AT
  TIMES.

* SNOW ACCUMULATIONS...6 TO 12 INCHES.

* WIND/VISIBILITY...NORTH 15 TO 25 MPH. VISIBILITIES MAY DROP TO 
  A QUARTER MILE OR LESS DURING PERIODS OF HEAVY SNOW. 

* IMPACTS...HEAVY WET SNOW MAY ACCUMULATE SUFFICIENTLY ON ANY 
  TREES THAT ARE BEGINNING TO LEAF OUT TO BREAK TREE LIMBS. 
  SCATTERED BRIEF POWER OUTAGES COULD BE POSSIBLE. SOME SNOW AND 
  SLUSH MAY ACCUMULATE ON ROADS...ESPECIALLY BRIDGES AND 
  OVERPASSES...DURING PERIODS OF HEAVY SNOWFALL. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

EXERCISE CAUTION IF DRIVING IN THE WARNING AREA AS ROAD
CONDITIONS COULD CHANGE RAPIDLY.

&&

$$

COZ031-033-034-132100-
/O.CON.KBOU.WS.W.0007.000000T0000Z-140414T0600Z/
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
546 AM MDT SUN APR 13 2014

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT
TONIGHT...

* TIMING...SNOW WILL CONTINUE THROUGH SUNDAY EVENING. PERIODS OF
  HEAVY SNOW ARE LIKELY...ESPECIALLY OVER THE FRONT RANGE.

* SNOW ACCUMULATIONS...8 TO 16 INCHES.

* WIND/VISIBILITY...WINDS BECOMING NORTHEAST 15 TO 25 MPH. 
  VISIBILITIES WILL DROP TO A QUARTER MILE OR LESS DURING 
  PERIODS OF HEAVY SNOW. 

* IMPACTS...ROADS IN THE HIGH COUNTRY WILL LIKELY BECOME SLUSH 
  AND SNOW COVERED. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

BE PREPARED FOR HAZARDOUS WINTER DRIVING CONDITIONS.

&&

$$

COZ043-045-132100-
/O.EXA.KBOU.WW.Y.0025.140413T1200Z-140414T0600Z/
CENTRAL AND SOUTH WELD COUNTY-
CENTRAL AND EAST ADAMS AND ARAPAHOE COUNTIES-
INCLUDING THE CITIES OF...EATON...FORT LUPTON...GREELEY...
ROGGEN...BENNETT...BYERS...DEER TRAIL...LEADER
546 AM MDT SUN APR 13 2014

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

THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT
UNTIL MIDNIGHT MDT TONIGHT.

* TIMING...SNOW WILL BECOME WIDESPREAD EARLY THIS MORNING AND
  CONTINUE THROUGH THIS EVENING.

* SNOW ACCUMULATIONS...4 TO 7 INCHES.

* WIND/VISIBILITY...BECOMING NORTH 20 TO 30 MPH. VISIBILITIES MAY
  DROP TO A QUARTER MILE IN EXPOSED AREAS DUE TO BLOWING AND
  DRIFTING SNOW.

* IMPACTS...ROADS MAY BECOME SLUSHY OR SNOW COVERED DURING PERIODS
  OF HEAVY SNOW...ESPECIALLY THIS AFTERNOON AND EVENING. DRIFTING
  MAY BECOME A PROBLEM ON RURAL ROADS

PRECAUTIONARY/PREPAREDNESS ACTIONS...

USE CAUTION WHILE DRIVING IN THE WINTER CONDITIONS.

&&

$$

COZ046-047-132100-
/O.EXA.KBOU.WW.Y.0025.140413T1200Z-140414T0600Z/
NORTH AND NORTHEAST ELBERT COUNTY BELOW 6000 FEET/NORTH LINCOLN
COUNTY-
SOUTHEAST ELBERT COUNTY BELOW 6000 FEET/SOUTH LINCOLN COUNTY-
INCLUDING THE CITIES OF...AGATE...HUGO...LIMON...MATHESON...
FORDER...KARVAL...KUTCH...PUNKIN CENTER
546 AM MDT SUN APR 13 2014

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

THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT
UNTIL MIDNIGHT MDT TONIGHT.

* TIMING...SNOW WILL BECOME WIDESPREAD THIS MORNING AND CONTINUE
  THROUGH THIS EVENING.

* SNOW ACCUMULATIONS...4 TO 7 INCHES.

* WIND/VISIBILITY...BECOMING NORTH 25 TO 35 MPH. GUSTS TO 50 MPH
  POSSIBLE. VISIBILITIES MAY DROP TO A QUARTER MILE OR LESS DUE TO
  BLOWING AND DRIFTING SNOW...ESPECIALLY THIS EVENING.

* IMPACTS...ROADS MAY BECOME SLUSHY OR SNOW COVERED. TRAVEL MAY
  BECOME DIFFICULT OR IMPOSSIBLE DUE TO LOW VISIBILITIES AND
  DRIFTING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

USE CAUTION WHILE DRIVING IN THE WINTER CONDITIONS.

&&

$$

COZ030-032-132100-
/O.CON.KBOU.WW.Y.0025.140413T1200Z-140414T0600Z/
JACKSON COUNTY BELOW 9000 FEET-
GRAND AND SUMMIT COUNTIES BELOW 9000 FEET-
INCLUDING THE CITIES OF...GOULD...NORTH PARK...RAND...SPICER...
WALDEN...DILLON...FRASER...GRANBY...GRAND LAKE...
HOT SULPHUR SPRINGS...KREMMLING
546 AM MDT SUN APR 13 2014

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

* TIMING...SNOW WILL CONTINUE TODAY AND MAY BE HEAVY AT TIMES. IT
  WILL DIMINISH THIS EVENING.

* SNOW ACCUMULATIONS...5 TO 10 INCHES.

* WIND/VISIBILITY...BECOMING NORTHEAST 15 TO 25 MPH. 
  VISIBILITIES WILL DROP TO A QUARTER MILE OR LESS DURING 
  PERIODS OF HEAVY SNOW. 

* IMPACTS...ROADS WILL LIKELY BECOME SLUSHY OR SNOW COVERED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

USE CAUTION WHEN DRIVING IN THE WINTER CONDITIONS.

&&

$$

COZ037-132100-
/O.CON.KBOU.WW.Y.0025.140413T1200Z-140414T0600Z/
CENTRAL AND SOUTHEAST PARK COUNTY-
INCLUDING THE CITIES OF...FAIRPLAY...HARTSEL...LAKE GEORGE...
SOUTH PARK
546 AM MDT SUN APR 13 2014

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

* TIMING...SNOW WILL BEGIN EARLY THIS MORNING AND CONTINUE THROUGH
  THIS EVENING. THE SNOW MAY BE HEAVY AT TIMES THIS AFTERNOON AND
  EVENING.

* SNOW ACCUMULATIONS...6 TO 12 INCHES.

* WIND/VISIBILITY...BECOMING NORTHEAST 15 TO 25 MPH. 
  VISIBILITIES WILL DROP TO A QUARTER MILE OR LESS DURING 
  PERIODS OF HEAVY SNOW. 

* IMPACTS...ROADS WILL BECOME SLUSHY OR SNOW COVERED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

USE CAUTION WHILE DRIVING IN THE WINTER CONDITIONS.

&&

$$

COZ038>040-132100-
/O.CON.KBOU.WW.Y.0025.140413T1200Z-140414T0600Z/
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-
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
546 AM MDT SUN APR 13 2014

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

* TIMING...SNOW WILL BECOME WIDESPREAD EARLY THIS MORNING. THE
  SNOW WILL CONTINUE THROUGH THIS EVENING AND MAY BE HEAVY AT
  TIMES.

* SNOW ACCUMULATIONS...4 TO 10 INCHES. AREAS NEAR THE FOOTHILLS
  AND THE SOUTHERN PART OF THE DENVER METRO AREA WILL LIKELY SEE
  THE HIGHER ACCUMULATIONS.

* WIND/VISIBILITY...NORTH 15 TO 25 MPH. VISIBILITIES MAY DROP TO 
  A QUARTER MILE OR LESS DURING PERIODS OF HEAVY SNOW. 

* IMPACTS...HEAVY WET SNOW MAY ACCUMULATE SUFFICIENTLY ON ANY 
  TREES THAT ARE BEGINNING TO LEAF OUT TO BREAK TREE LIMBS. 
  SCATTERED BRIEF POWER OUTAGES COULD BE POSSIBLE. SOME SNOW AND 
  SLUSH MAY ACCUMULATE ON ROADS...ESPECIALLY BRIDGES AND 
  OVERPASSES...DURING PERIODS OF HEAVY SNOWFALL. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

ROAD CONDITIONS COULD RANGE FROM WET TO SLUSH AND SNOW COVERED BY
LATE IN THE DAY SUNDAY. USE EXTRA CAUTION WHILE DRIVING IN THE
CHANGING CONDITIONS.

&&

$$

GIMMESTAD
915 
WWUS45 KBOU 131912
WSWBOU

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE DENVER/BOULDER CO
112 PM MDT SUN APR 13 2014

...MORE SNOW EXPECTED THIS AFTERNOON...

.ANOTHER ROUND OF MODERATE TO HEAVY SNOW IS EXPECTED TO MOVE OVER
THE NORTH-CENTRAL MOUNTAINS EARLY THIS AFTERNOON AND THEN OUT ONTO
THE PLAINS BY MID-AFTERNOON. AS THE SNOW INCREASES OVER THE
MOUNTAINS...ROADS WILL BECOME SLUSHY AND THEN SNOW-PACKED. ON THE
PLAINS...THE FALLING SNOW WILL PRODUCE STANDING WATER OR SLUSHY
ROAD CONDITIONS. ON THE EASTERN PLAINS...GUSTY NORTH WINDS WILL
ALSO PRODUCE AREAS OF BLOWING SNOW WITH POOR VISIBILITIES.

SNOW ACCUMULATIONS ON ROADWAYS WILL BE HIGHLY DEPENDANT ON SNOW
INTENSITY. EMBEDDED SHOWERS WITH INTENSE SNOWFALL RATES UP TO AN
INCH PER HOUR WILL PRODUCE SLUSHY AND SNOW-PACKED CONDITIONS. THE
WET AND HEAVY SNOW MAY ALSO CAUSE SPOTTY POWER OUTAGES DUE TO TREE
BRANCHES DROOPING ONTO POWER LINES.  

COZ035-036-140315-
/O.CON.KBOU.WS.W.0007.000000T0000Z-140414T0600Z/
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...ESTES PARK...GLENDEVEY...NEDERLAND...
RED FEATHER LAKES...BAILEY...CENTRAL CITY...EVERGREEN...
GEORGETOWN...IDAHO SPRINGS...WESTCREEK
112 PM MDT SUN APR 13 2014

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT
TONIGHT...

* TIMING...SNOW...HEAVY AT TIMES WILL CONTINUE INTO THIS EVENING.

* SNOW ACCUMULATIONS...6 TO 14 INCHES.

* WIND/VISIBILITY...NORTHEAST 15 TO 25 MPH. VISIBILITIES WILL
  DROP TO A QUARTER MILE OR LESS DURING PERIODS OF HEAVY SNOW.

* IMPACTS...ROADS WILL BECOME SLUSHY OR SNOW COVERED. BE 
  PREPARED FOR CHANGING WINTER DRIVING CONDITIONS. THE HEAVY WET 
  SNOW MAY STRESS TREE LIMBS. 

&&

$$

COZ041-140315-
/O.CON.KBOU.WS.W.0007.000000T0000Z-140414T0600Z/
ELBERT/CENTRAL AND EAST DOUGLAS COUNTIES ABOVE 6000 FEET-
INCLUDING THE CITIES OF...CASTLE ROCK...ELBERT...FONDIS...KIOWA...
LARKSPUR
112 PM MDT SUN APR 13 2014

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT
TONIGHT...

* TIMING...SNOW WILL CONTINUE THROUGH THIS EVENING AND MAY BE
  HEAVY AT TIMES.

* SNOW ACCUMULATIONS...6 TO 12 INCHES.

* WIND/VISIBILITY...NORTH 15 TO 25 MPH. VISIBILITIES MAY DROP TO 
  A QUARTER MILE OR LESS DURING PERIODS OF HEAVY SNOW. 

* IMPACTS...HEAVY WET SNOW MAY ACCUMULATE SUFFICIENTLY ON TREES
  THAT ARE BEGINNING TO LEAF OUT TO BREAK TREE LIMBS. SCATTERED
  BRIEF POWER OUTAGES COULD BE POSSIBLE. SOME SNOW AND SLUSH MAY
  ACCUMULATE ON ROADS...ESPECIALLY BRIDGES AND OVERPASSES...DURING
  PERIODS OF HEAVY SNOWFALL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

EXERCISE CAUTION IF DRIVING IN THE WARNING AREA AS ROAD
CONDITIONS COULD CHANGE RAPIDLY.

&&

$$

COZ031-033-034-140315-
/O.CON.KBOU.WS.W.0007.000000T0000Z-140414T0600Z/
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
112 PM MDT SUN APR 13 2014

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT
TONIGHT...

* TIMING...SNOW WILL CONTINUE THROUGH THIS EVENING. PERIODS OF
  HEAVY SNOW ARE LIKELY...ESPECIALLY OVER SUMMIT AND GRAND
  COUNTIES.

* SNOW ACCUMULATIONS...8 TO 16 INCHES.

* WIND/VISIBILITY...WINDS BECOMING NORTHEAST 15 TO 25 MPH. 
  VISIBILITIES WILL DROP TO A QUARTER MILE OR LESS DURING 
  PERIODS OF HEAVY SNOW. 

* IMPACTS...ROADS IN THE HIGH COUNTRY WILL BECOME SLUSH AND SNOW
  COVERED DURING PERIODS OF MODERATE TO HEAVY SNOW.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

BE PREPARED FOR HAZARDOUS WINTER DRIVING CONDITIONS.

&&

$$

COZ030-032-140315-
/O.CON.KBOU.WW.Y.0025.000000T0000Z-140414T0600Z/
JACKSON COUNTY BELOW 9000 FEET-
GRAND AND SUMMIT COUNTIES BELOW 9000 FEET-
INCLUDING THE CITIES OF...GOULD...NORTH PARK...RAND...SPICER...
WALDEN...DILLON...FRASER...GRANBY...GRAND LAKE...
HOT SULPHUR SPRINGS...KREMMLING
112 PM MDT SUN APR 13 2014

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

* TIMING...SNOW WILL CONTINUE THIS AFTERNOON AND MAY BE HEAVY AT
  TIMES. IT WILL DIMINISH THIS EVENING.

* SNOW ACCUMULATIONS...5 TO 10 INCHES.

* WIND/VISIBILITY...BECOMING NORTHEAST 15 TO 25 MPH. 
  VISIBILITIES WILL DROP TO A QUARTER MILE OR LESS DURING 
  PERIODS OF HEAVY SNOW. 

* IMPACTS...ROADS WILL LIKELY BECOME SLUSHY OR SNOW COVERED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

USE CAUTION WHEN DRIVING IN THE WINTER CONDITIONS.

&&

$$

COZ037-140315-
/O.CON.KBOU.WW.Y.0025.000000T0000Z-140414T0600Z/
CENTRAL AND SOUTHEAST PARK COUNTY-
INCLUDING THE CITIES OF...FAIRPLAY...HARTSEL...LAKE GEORGE...
SOUTH PARK
112 PM MDT SUN APR 13 2014

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

* TIMING...SNOW WILL CONTINUE THROUGH THIS EVENING. THE SNOW MAY
  BE HEAVY AT TIMES.

* SNOW ACCUMULATIONS...6 TO 12 INCHES.

* WIND/VISIBILITY...BECOMING NORTHEAST 15 TO 25 MPH. 
  VISIBILITIES WILL DROP TO A QUARTER MILE OR LESS DURING 
  PERIODS OF HEAVY SNOW. 

* IMPACTS...ROADS WILL BECOME SLUSHY OR SNOW COVERED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

USE CAUTION WHILE DRIVING IN THE WINTER CONDITIONS.

&&

$$

COZ038>040-043-045-140315-
/O.CON.KBOU.WW.Y.0025.000000T0000Z-140414T0600Z/
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-
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...EATON...FORT LUPTON...
GREELEY...ROGGEN...BENNETT...BYERS...DEER TRAIL...LEADER
112 PM MDT SUN APR 13 2014

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

* TIMING...SNOW WILL CONTINUE THROUGH THIS EVENING.

* SNOW ACCUMULATIONS...4 TO 7 INCHES...MAINLY ON GRASSY AREAS.

* WIND/VISIBILITY...BECOMING NORTH 20 TO 30 MPH. VISIBILITIES 
  MAY DROP TO A QUARTER MILE IN EXPOSED AREAS DUE TO BLOWING AND 
  DRIFTING SNOW. 

* IMPACTS...ROADS MAY BECOME SLUSHY OR SNOW COVERED DURING PERIODS
  OF HEAVY SNOW...ESPECIALLY LATE THIS AFTERNOON AND EVENING.
  DRIFTING MAY BECOME A PROBLEM ON RURAL ROADS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

USE CAUTION WHILE DRIVING IN THE WINTER CONDITIONS.

&&

$$

COZ046-047-140315-
/O.CON.KBOU.WW.Y.0025.000000T0000Z-140414T0600Z/
NORTH AND NORTHEAST ELBERT COUNTY BELOW 6000 FEET/NORTH LINCOLN
COUNTY-
SOUTHEAST ELBERT COUNTY BELOW 6000 FEET/SOUTH LINCOLN COUNTY-
INCLUDING THE CITIES OF...AGATE...HUGO...LIMON...MATHESON...
FORDER...KARVAL...KUTCH...PUNKIN CENTER
112 PM MDT SUN APR 13 2014

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

* TIMING...SNOW WILL BECOME WIDESPREAD THIS AFTERNOON AND
  CONTINUE THROUGH THIS EVENING.

* SNOW ACCUMULATIONS...4 TO 7 INCHES.

* WIND/VISIBILITY...BECOMING NORTH 25 TO 35 MPH. GUSTS TO 45 MPH
  POSSIBLE. VISIBILITIES MAY DROP TO A QUARTER MILE OR LESS DUE TO
  BLOWING AND DRIFTING SNOW...ESPECIALLY THIS EVENING.

* IMPACTS...ROADS MAY BECOME SLUSHY OR SNOW COVERED. TRAVEL MAY 
  BECOME DIFFICULT OR IMPOSSIBLE DUE TO LOW VISIBILITIES AND 
  DRIFTING. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

USE CAUTION WHILE DRIVING IN THE WINTER CONDITIONS.

&&

$$
485 
WWUS45 KBOU 132217
WSWBOU

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE DENVER/BOULDER CO
417 PM MDT SUN APR 13 2014

...SNOW CONTINUING INTO THIS EVENING...

.SNOW THAT HAS BEEN OCCURRING IN THE MOUNTAINS THIS AFTERNOON WILL
BE MOVING OUT ONTO THE PLAINS DURING THE LATE AFTERNOON AND
EVENING. TEMPERATURES HAVE BEEN COOLING THROUGH THE AFTERNOON AS
COLD AIR MOVES INTO THE STATE FROM WYOMING. AS THE SUN GOES DOWN
AND SNOW CONTINUES FALLING...ROADWAYS MAY BECOME MORE SLUSHY AND
SNOW-PACKED...RATHER THAN JUST WET. ON THE EASTERN PLAINS...GUSTY
NORTH WINDS WILL ALSO PRODUCE AREAS OF BLOWING SNOW WITH POOR
VISIBILITIES AT TIMES.

HEAVY SNOW FALLING IN SUMMIT COUNTY EARLIER THIS AFTERNOON FORCED
THE TEMPORARY CLOSURE OF I-70 BETWEEN VAIL PASS AND GEORGETOWN.
SNOW INTENSITIES HAVE DECREASED IN THE MOUNTAINS ALLOWING THE
HIGHWAY TO BE RE-OPENED. SNOW ACCUMULATIONS ON ROADWAYS WILL
CONTINUE TO BE HIGHLY DEPENDENT ON SNOW INTENSITY. EMBEDDED
SHOWERS WITH INTENSE SNOWFALL RATES UP TO AN INCH PER HOUR WILL
PRODUCE SLUSHY AND SNOW-PACKED CONDITIONS THROUGH THIS EVENING.
THE WET AND HEAVY SNOW MAY ALSO CAUSE SPOTTY POWER OUTAGES DUE TO
TREE BRANCHES DROOPING ONTO POWER LINES.

COZ035-036-140600-
/O.CON.KBOU.WS.W.0007.000000T0000Z-140414T0600Z/
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...ESTES PARK...GLENDEVEY...NEDERLAND...
RED FEATHER LAKES...BAILEY...CENTRAL CITY...EVERGREEN...
GEORGETOWN...IDAHO SPRINGS...WESTCREEK
417 PM MDT SUN APR 13 2014

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT
TONIGHT...

* TIMING...SNOW...HEAVY AT TIMES WILL CONTINUE INTO THIS EVENING.

* SNOW ACCUMULATIONS...6 TO 14 INCHES.

* WIND/VISIBILITY...NORTHEAST 15 TO 25 MPH. VISIBILITIES WILL 
  DROP TO A QUARTER MILE OR LESS DURING PERIODS OF HEAVY SNOW. 

* IMPACTS...ROADS WILL BECOME SLUSHY OR SNOW COVERED. BE 
  PREPARED FOR CHANGING WINTER DRIVING CONDITIONS. THE HEAVY WET 
  SNOW MAY STRESS TREE LIMBS. 

&&

$$

COZ041-140600-
/O.CON.KBOU.WS.W.0007.000000T0000Z-140414T0600Z/
ELBERT/CENTRAL AND EAST DOUGLAS COUNTIES ABOVE 6000 FEET-
INCLUDING THE CITIES OF...CASTLE ROCK...ELBERT...FONDIS...KIOWA...
LARKSPUR
417 PM MDT SUN APR 13 2014

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT
TONIGHT...

* TIMING...SNOW WILL CONTINUE THROUGH THIS EVENING AND MAY BE 
  HEAVY AT TIMES. 

* SNOW ACCUMULATIONS...6 TO 12 INCHES.

* WIND/VISIBILITY...NORTH 15 TO 25 MPH. VISIBILITIES MAY DROP TO 
  A QUARTER MILE OR LESS DURING PERIODS OF HEAVY SNOW. 

* IMPACTS...HEAVY WET SNOW MAY ACCUMULATE SUFFICIENTLY ON TREES 
  THAT ARE BEGINNING TO LEAF OUT TO BREAK TREE LIMBS. SCATTERED 
  BRIEF POWER OUTAGES COULD BE POSSIBLE. SOME SNOW AND SLUSH MAY 
  ACCUMULATE ON ROADS...ESPECIALLY BRIDGES AND OVERPASSES...
  DURING PERIODS OF HEAVY SNOWFALL. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

EXERCISE CAUTION IF DRIVING IN THE WARNING AREA AS ROAD
CONDITIONS COULD CHANGE RAPIDLY.

&&

$$

COZ031-033-034-140600-
/O.CON.KBOU.WS.W.0007.000000T0000Z-140414T0600Z/
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
417 PM MDT SUN APR 13 2014

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT
TONIGHT...

* TIMING...SNOW WILL CONTINUE THROUGH THIS EVENING. PERIODS OF 
  HEAVY SNOW ARE LIKELY...ESPECIALLY OVER SUMMIT AND GRAND 
  COUNTIES. 

* SNOW ACCUMULATIONS...8 TO 16 INCHES.

* WIND/VISIBILITY...WINDS BECOMING NORTHEAST 15 TO 25 MPH. 
  VISIBILITIES WILL DROP TO A QUARTER MILE OR LESS DURING 
  PERIODS OF HEAVY SNOW. 

* IMPACTS...ROADS IN THE HIGH COUNTRY WILL BECOME SLUSH AND SNOW 
  COVERED DURING PERIODS OF MODERATE TO HEAVY SNOW. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

BE PREPARED FOR HAZARDOUS WINTER DRIVING CONDITIONS.

&&

$$

COZ030-032-140600-
/O.CON.KBOU.WW.Y.0025.000000T0000Z-140414T0600Z/
JACKSON COUNTY BELOW 9000 FEET-
GRAND AND SUMMIT COUNTIES BELOW 9000 FEET-
INCLUDING THE CITIES OF...GOULD...NORTH PARK...RAND...SPICER...
WALDEN...DILLON...FRASER...GRANBY...GRAND LAKE...
HOT SULPHUR SPRINGS...KREMMLING
417 PM MDT SUN APR 13 2014

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

* TIMING...SNOW WILL CONTINUE LATE THIS AFTERNOON AND MAY BE HEAVY
  AT TIMES. SNOW WILL DIMINISH THIS EVENING.

* SNOW ACCUMULATIONS...5 TO 10 INCHES.

* WIND/VISIBILITY...BECOMING NORTHEAST 15 TO 25 MPH. 
  VISIBILITIES WILL DROP TO A QUARTER MILE OR LESS DURING 
  PERIODS OF HEAVY SNOW. 

* IMPACTS...ROADS WILL LIKELY BECOME SLUSHY OR SNOW COVERED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

USE CAUTION WHEN DRIVING IN THE WINTER CONDITIONS.

&&

$$

COZ037-140600-
/O.CON.KBOU.WW.Y.0025.000000T0000Z-140414T0600Z/
CENTRAL AND SOUTHEAST PARK COUNTY-
INCLUDING THE CITIES OF...FAIRPLAY...HARTSEL...LAKE GEORGE...
SOUTH PARK
417 PM MDT SUN APR 13 2014

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

* TIMING...SNOW WILL CONTINUE THROUGH THIS EVENING. THE SNOW MAY 
  BE HEAVY AT TIMES. 

* SNOW ACCUMULATIONS...6 TO 12 INCHES.

* WIND/VISIBILITY...BECOMING NORTHEAST 15 TO 25 MPH. 
  VISIBILITIES WILL DROP TO A QUARTER MILE OR LESS DURING 
  PERIODS OF HEAVY SNOW. 

* IMPACTS...ROADS WILL BECOME SLUSHY OR SNOW COVERED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

USE CAUTION WHILE DRIVING IN THE WINTER CONDITIONS.

&&

$$

COZ038>040-043-045-140600-
/O.CON.KBOU.WW.Y.0025.000000T0000Z-140414T0600Z/
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-
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...EATON...FORT LUPTON...
GREELEY...ROGGEN...BENNETT...BYERS...DEER TRAIL...LEADER
417 PM MDT SUN APR 13 2014

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

* TIMING...SNOW WILL CONTINUE THROUGH THIS EVENING.

* SNOW ACCUMULATIONS...4 TO 7 INCHES...MAINLY ON GRASSY AREAS.

* WIND/VISIBILITY...BECOMING NORTH 20 TO 30 MPH. VISIBILITIES 
  MAY DROP TO A QUARTER MILE IN EXPOSED AREAS DUE TO BLOWING AND 
  DRIFTING SNOW. 

* IMPACTS...ROADS MAY BECOME SLUSHY OR SNOW COVERED DURING 
  PERIODS OF HEAVY SNOW...ESPECIALLY LATE THIS AFTERNOON AND 
  EVENING. DRIFTING MAY BECOME A PROBLEM ON RURAL ROADS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

USE CAUTION WHILE DRIVING IN THE WINTER CONDITIONS.

&&

$$

COZ046-047-140600-
/O.CON.KBOU.WW.Y.0025.000000T0000Z-140414T0600Z/
NORTH AND NORTHEAST ELBERT COUNTY BELOW 6000 FEET/NORTH LINCOLN
COUNTY-
SOUTHEAST ELBERT COUNTY BELOW 6000 FEET/SOUTH LINCOLN COUNTY-
INCLUDING THE CITIES OF...AGATE...HUGO...LIMON...MATHESON...
FORDER...KARVAL...KUTCH...PUNKIN CENTER
417 PM MDT SUN APR 13 2014

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

* TIMING...SNOW WILL BECOME WIDESPREAD THIS AFTERNOON AND 
  CONTINUE THROUGH THIS EVENING. 

* SNOW ACCUMULATIONS...4 TO 7 INCHES.

* WIND/VISIBILITY...BECOMING NORTH 25 TO 35 MPH. GUSTS TO 45 MPH 
  POSSIBLE. VISIBILITIES MAY DROP TO A QUARTER MILE OR LESS DUE 
  TO BLOWING AND DRIFTING SNOW...ESPECIALLY THIS EVENING. 

* IMPACTS...ROADS MAY BECOME SLUSHY OR SNOW COVERED. TRAVEL MAY 
  BECOME DIFFICULT OR IMPOSSIBLE DUE TO LOW VISIBILITIES AND 
  DRIFTING. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

USE CAUTION WHILE DRIVING IN THE WINTER CONDITIONS.

&&

$$
483 
WWUS45 KBOU 140206
WSWBOU

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE DENVER/BOULDER CO
806 PM MDT SUN APR 13 2014


COZ031-035-140315-
/O.CAN.KBOU.WS.W.0007.000000T0000Z-140414T0600Z/
WEST JACKSON AND WEST GRAND COUNTIES ABOVE 9000 FEET-
LARIMER AND BOULDER COUNTIES BETWEEN 6000 AND 9000 FEET-
INCLUDING THE CITIES OF...
EAST SLOPES PARK AND NORTHERN GORE RANGES...GORE PASS...
RABBIT EARS PASS...ESTES PARK...GLENDEVEY...NEDERLAND...
RED FEATHER LAKES
806 PM MDT SUN APR 13 2014

...WINTER STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN DENVER HAS CANCELLED THE WINTER
STORM WARNING. 

AREAS OF LIGHT SNOW WILL CONTINUE THROUGH MIDNIGHT HOWEVER
ADDITIONAL ACCUMULATIONS WILL BE IN THE 1 TO 2 INCH RANGE.

$$

COZ030-032-038-039-043-140315-
/O.CAN.KBOU.WW.Y.0025.000000T0000Z-140414T0600Z/
JACKSON COUNTY BELOW 9000 FEET-
GRAND AND SUMMIT COUNTIES BELOW 9000 FEET-
LARIMER COUNTY BELOW 6000 FEET/NORTHWEST WELD COUNTY-
BOULDER AND JEFFERSON COUNTIES BELOW 6000 FEET/WEST BROOMFIELD
COUNTY-CENTRAL AND SOUTH WELD COUNTY-
INCLUDING THE CITIES OF...GOULD...NORTH PARK...RAND...SPICER...
WALDEN...DILLON...FRASER...GRANBY...GRAND LAKE...
HOT SULPHUR SPRINGS...KREMMLING...FORT COLLINS...HEREFORD...
LOVELAND...NUNN...ARVADA...BOULDER...GOLDEN...LAKEWOOD...
LONGMONT...EATON...FORT LUPTON...GREELEY...ROGGEN
806 PM MDT SUN APR 13 2014

...WINTER WEATHER ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN DENVER HAS CANCELLED THE WINTER
WEATHER ADVISORY. 

AREAS OF LIGHT SNOW WILL CONTINUE THROUGH MIDNIGHT WITH ADDITIONAL
ACCUMULATIONS UP TO AN INCH. HOWEVER WITH FALLING TEMPERATURES
ROADS WILL BECOME ICY DUE TO WATER FREEZING ON THE ROADWAYS.

$$

COZ036-140600-
/O.CON.KBOU.WS.W.0007.000000T0000Z-140414T0600Z/
JEFFERSON AND WEST DOUGLAS COUNTIES ABOVE 6000 FEET/GILPIN/CLEAR
CREEK/NORTHEAST PARK COUNTIES BELOW 9000 FEET-
INCLUDING THE CITIES OF...BAILEY...CENTRAL CITY...EVERGREEN...
GEORGETOWN...IDAHO SPRINGS...WESTCREEK
806 PM MDT SUN APR 13 2014

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT
TONIGHT...

* TIMING...SNOW WILL CONTINUE THIS EVENING BUT THEN END AFTER
  MIDNIGHT.

* SNOW ACCUMULATIONS...ADDITIONAL ACCUMULATIONS OF 2 TO 4 INCHES.

* WIND/VISIBILITY...NORTHEAST 15 TO 25 MPH. VISIBILITIES WILL DROP
  TO A QUARTER MILE OR LESS DURING PERIODS OF SNOW.

* IMPACTS...ROADS WILL BECOME ICY OR SNOW COVERED. BE PREPARED FOR
  CHANGING WINTER DRIVING CONDITIONS. 

&&

$$

COZ041-140600-
/O.CON.KBOU.WS.W.0007.000000T0000Z-140414T0600Z/
ELBERT/CENTRAL AND EAST DOUGLAS COUNTIES ABOVE 6000 FEET-
INCLUDING THE CITIES OF...CASTLE ROCK...ELBERT...FONDIS...KIOWA...
LARKSPUR
806 PM MDT SUN APR 13 2014

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT
TONIGHT...

* TIMING...SNOW WILL CONTINUE THROUGH THIS EVENING.

* SNOW ACCUMULATIONS...ADDITIONAL ACCUMULATIONS UP TO 3 INCHES.

* WIND/VISIBILITY...NORTH 15 TO 25 MPH. VISIBILITIES MAY DROP TO A
  QUARTER MILE OR LESS DURING PERIODS OF SNOW.

* IMPACTS...ROADS WILL BECOME ICY AND SNOW COVERED...ESPECIALLY
  BRIDGES AND OVERPASSES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

EXERCISE CAUTION IF DRIVING IN THE WARNING AREA AS ROAD
CONDITIONS COULD CHANGE RAPIDLY.

&&

$$

COZ033-034-140600-
/O.CON.KBOU.WS.W.0007.000000T0000Z-140414T0600Z/
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...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
806 PM MDT SUN APR 13 2014

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT
TONIGHT...

* TIMING...SNOW WILL CONTINUE THROUGH THIS EVENING. PERIODS OF 
  HEAVY SNOW ARE LIKELY...ESPECIALLY OVER SUMMIT AND GRAND 
  COUNTIES. 

* SNOW ACCUMULATIONS...ADDITIONAL ACCUMULATIONS OF 2 TO 4 INCHES.

* WIND/VISIBILITY...NORTHEAST WINDS 15 TO 25 MPH. VISIBILITIES
  WILL DROP TO A QUARTER MILE OR LESS DURING PERIODS OF HEAVIER SNOW.

* IMPACTS...ROADS IN THE HIGH COUNTRY WILL BE SNOW COVERED AND
  ICY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

BE PREPARED FOR HAZARDOUS WINTER DRIVING CONDITIONS.

&&

$$

COZ037-140600-
/O.CON.KBOU.WW.Y.0025.000000T0000Z-140414T0600Z/
CENTRAL AND SOUTHEAST PARK COUNTY-
INCLUDING THE CITIES OF...FAIRPLAY...HARTSEL...LAKE GEORGE...
SOUTH PARK
806 PM MDT SUN APR 13 2014

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

* TIMING...SNOW WILL CONTINUE THROUGH THIS EVENING. THE SNOW MAY 
  BE HEAVY AT TIMES. 

* SNOW ACCUMULATIONS...ADDITIONAL ACCUMULATIONS OF 2 TO 4 INCHES.

* WIND/VISIBILITY...NORTHEAST 15 TO 25 MPH. VISIBILITIES WILL
  DROP TO A QUARTER MILE OR LESS DURING PERIODS OF HEAVY SNOW.

* IMPACTS...ROADS WILL BE ICY OR SNOW COVERED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

USE CAUTION WHILE DRIVING IN THE WINTER CONDITIONS.

&&

$$

COZ040-045-140600-
/O.CON.KBOU.WW.Y.0025.000000T0000Z-140414T0600Z/
NORTH DOUGLAS COUNTY BELOW 6000 FEET/DENVER/WEST ADAMS AND
ARAPAHOE COUNTIES/EAST BROOMFIELD COUNTY-
CENTRAL AND EAST ADAMS AND ARAPAHOE COUNTIES-
INCLUDING THE CITIES OF...AURORA...BRIGHTON...CITY OF DENVER...
DENVER INTERNATIONAL AIRPORT...HIGHLANDS RANCH...LITTLETON...
PARKER...BENNETT...BYERS...DEER TRAIL...LEADER
806 PM MDT SUN APR 13 2014

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

* TIMING...SNOW WILL CONTINUE THROUGH THIS EVENING.

* SNOW ACCUMULATIONS...ADDITIONAL ACCUMULATIONS OF 1 TO 2 INCHES
  OVER THE SOUTHERN AND EASTERN SUBURBS.

* WIND/VISBILITY...NORTH 15 TO 25 MPH. VISIBILITIES MAY DROP TO A
  QUARTER MILE IN EXPOSED AREAS DUE TO BLOWING AND DRIFTING SNOW.

* IMPACTS...ROADS MAY BECOME ICY OR SNOW COVERED. DRIFTING MAY
  BECOME A PROBLEM ON RURAL ROADS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

USE CAUTION WHILE DRIVING IN THE WINTER CONDITIONS.

&&

$$

COZ046-047-140600-
/O.CON.KBOU.WW.Y.0025.000000T0000Z-140414T0600Z/
NORTH AND NORTHEAST ELBERT COUNTY BELOW 6000 FEET/NORTH LINCOLN
COUNTY-
SOUTHEAST ELBERT COUNTY BELOW 6000 FEET/SOUTH LINCOLN COUNTY-
INCLUDING THE CITIES OF...AGATE...HUGO...LIMON...MATHESON...
FORDER...KARVAL...KUTCH...PUNKIN CENTER
806 PM MDT SUN APR 13 2014

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

* TIMING...SNOW WILL CONTINUE THROUGH THIS EVENING.

* SNOW ACCUMULATIONS...ADDITONAL ACCUMULATIONS UP TO 3 INCHES.

* WIND/VISIBILITY...NORTH 20 TO 30 MPH. VISIBILITIES MAY DROP TO A
  QUARTER MILE OR LESS DUE TO BLOWING AND DRIFTING SNOW.

* IMPACTS...ROADS MAY BECOME ICY OR SNOW COVERED. TRAVEL MAY BE DIFFICULT
  DUE TO LOW VISIBILITIES AND DRIFTING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

USE CAUTION WHILE DRIVING IN THE WINTER CONDITIONS.

&&

$$
422 
WWUS45 KBOU 140547
WSWBOU

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE DENVER/BOULDER CO
1147 PM MDT SUN APR 13 2014


COZ036-140700-
/O.EXP.KBOU.WS.W.0007.000000T0000Z-140414T0600Z/
JEFFERSON AND WEST DOUGLAS COUNTIES ABOVE 6000 FEET/GILPIN/CLEAR
CREEK/NORTHEAST PARK COUNTIES BELOW 9000 FEET-
INCLUDING THE CITIES OF...BAILEY...CENTRAL CITY...EVERGREEN...
GEORGETOWN...IDAHO SPRINGS...WESTCREEK
1147 PM MDT SUN APR 13 2014

...WINTER STORM WARNING WILL EXPIRE AT MIDNIGHT MDT TONIGHT...

LIGHT SNOW WILL CONTINUE THROUGH 2 AM BEFORE ENDING. ADDITIONAL
ACCUMULATIONS WILL BE AROUND AN INCH. ROADS WILL BE ICY AND
SNOWPACKED.

$$

COZ041-140700-
/O.EXP.KBOU.WS.W.0007.000000T0000Z-140414T0600Z/
ELBERT/CENTRAL AND EAST DOUGLAS COUNTIES ABOVE 6000 FEET-
INCLUDING THE CITIES OF...CASTLE ROCK...ELBERT...FONDIS...KIOWA...
LARKSPUR
1147 PM MDT SUN APR 13 2014

...WINTER STORM WARNING WILL EXPIRE AT MIDNIGHT MDT TONIGHT...

LIGHT SNOW WILL CONTINUE THROUGH 2 AM BEFORE ENDING. ADDITIONAL
ACCUMULATIONS WILL BE AROUND AN INCH. ROADS WILL BE ICY AND
SNOWPACKED.

$$

COZ033-034-140700-
/O.EXP.KBOU.WS.W.0007.000000T0000Z-140414T0600Z/
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...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
1147 PM MDT SUN APR 13 2014

...WINTER STORM WARNING WILL EXPIRE AT MIDNIGHT MDT TONIGHT...

LIGHT SNOW WILL CONTINUE THROUGH 3 AM BEFORE ENDING. ADDITIONAL
ACCUMULATIONS WILL BE UNDER 2 INCHES. ROADS WILL BE ICY AND
SNOWPACKED.

$$

COZ037-140700-
/O.EXP.KBOU.WW.Y.0025.000000T0000Z-140414T0600Z/
CENTRAL AND SOUTHEAST PARK COUNTY-
INCLUDING THE CITIES OF...FAIRPLAY...HARTSEL...LAKE GEORGE...
SOUTH PARK
1147 PM MDT SUN APR 13 2014

...WINTER WEATHER ADVISORY WILL EXPIRE AT MIDNIGHT MDT TONIGHT...

LIGHT SNOW WILL CONTINUE THROUGH 2 AM BEFORE ENDING. ADDITIONAL
ACCUMULATIONS WILL BE AROUND AN INCH. ROADS WILL BE ICY AND
SNOWPACKED.

$$

COZ040-045-140700-
/O.EXP.KBOU.WW.Y.0025.000000T0000Z-140414T0600Z/
NORTH DOUGLAS COUNTY BELOW 6000 FEET/DENVER/WEST ADAMS AND
ARAPAHOE COUNTIES/EAST BROOMFIELD COUNTY-
CENTRAL AND EAST ADAMS AND ARAPAHOE COUNTIES-
INCLUDING THE CITIES OF...AURORA...BRIGHTON...CITY OF DENVER...
DENVER INTERNATIONAL AIRPORT...HIGHLANDS RANCH...LITTLETON...
PARKER...BENNETT...BYERS...DEER TRAIL...LEADER
1147 PM MDT SUN APR 13 2014

...WINTER WEATHER ADVISORY WILL EXPIRE AT MIDNIGHT MDT TONIGHT...

LIGHT SNOW WILL CONTINUE THROUGH 2 AM BEFORE ENDING. ADDITIONAL
ACCUMULATIONS WILL BE UNDER AN INCH. ROADS WILL BE ICY AND
SNOWPACKED.

$$

COZ046-047-140700-
/O.EXP.KBOU.WW.Y.0025.000000T0000Z-140414T0600Z/
NORTH AND NORTHEAST ELBERT COUNTY BELOW 6000 FEET/NORTH LINCOLN
COUNTY-
SOUTHEAST ELBERT COUNTY BELOW 6000 FEET/SOUTH LINCOLN COUNTY-
INCLUDING THE CITIES OF...AGATE...HUGO...LIMON...MATHESON...
FORDER...KARVAL...KUTCH...PUNKIN CENTER
1147 PM MDT SUN APR 13 2014

...WINTER WEATHER ADVISORY WILL EXPIRE AT MIDNIGHT MDT TONIGHT...

LIGHT SNOW WILL CONTINUE THROUGH 2 AM BEFORE ENDING. ADDITIONAL
ACCUMULATIONS WILL BE AROUND AN INCH. ROADS WILL BE ICY AND
SNOWPACKED.

$$

What forecasters said that day

The local office's own words before this winter storm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Denver/Boulder, CO wrote its last area forecast discussion before this winter storm warning went out at Apr 12, 2:43 PM MDT, 1 hour 8 minutes earlier.

Area forecast discussion, Apr 12, 2:43 PM MDT, 1 hour 8 minutes before
AREA FORECAST DISCUSSION...CORRECTION
NATIONAL WEATHER SERVICE DENVER/BOULDER CO
243 PM MDT SAT APR 12 2014

.SHORT TERM...FORECAST IS PRETTY MUCH ON TRACK. MAIN CHANGES WERE
TO BACK OFF A BIT ON PRECIPITATION DURING THIS AFTERNOON AND
EVENING AND DELAY THE ONSET OF SNOW AT LOWER ELEVATIONS UNTIL AT
LEAST MIDDAY ON SUNDAY (CHANGING FROM NORTH TO SOUTH BEHIND THE
COLD PUSH). THIS DELAY IN PRECIPITATION TYPE CHANGEOVER IS BASED
ON MODEL SOUNDINGS FROM 12Z RUNS AND WILL OF COURSE IMPACT TOTAL
SNOWFALL ACCUMULATIONS. WITH THIS IN MIND HAVE CHANGED THE WATCH
TO THE HIGHLIGHTS SHOWN BELOW. ASIDE FROM THAT THE OVERALL QG
VERTICAL VELOCITIES AND FLOW PATTERNS ARE SIMILAR TO WHAT HAS
BEEN THE CASE THE LAST FEW RUNS AND ARE CONSISTENT AMONGST THE
MODELS...ALL POINTING TO A SIGNIFICANT PRECIPITATION EVENT FOR THE
CWA AND WELCOME WATER FOR THE LOWER ELEVATIONS.

.LONG TERM...STILL DEALING WITH STRONG UPPER LEVEL SYSTEM SUNDAY
NIGHT WITH SLIGHT SLOWING FROM PREVIOUS FORECAST. STILL WILL HAVE
HIGH POPS WITH WIDESPREAD SNOW SUNDAY EVENING OVER MUCH OF THE
CWA...THEN A DECREASING TREND FROM NORTH TO SOUTH LATE SUNDAY
EVENING AND OVERNIGHT. STILL COULD BE SOME HEAVY SNOW INTO SUNDAY
EVENING ESPECIALLY IN THE SOUTHERN FRONT RANGE FOOTHILLS AND
PALMER DIVIDE.

DRY WITH A WARMING TREND MONDAY FOR LATER MONDAY AND TUESDAY AS
TEMPS CLIMB BACK INTO THE 60S BY TUESDAY. THE GFS IS NOW SHOWING
ANOTHER MAJOR TROF TO MOVE OVER COLORADO LATE WEDNESDAY AND
THURSDAY WITH ANOTHER CHANCE OF RAIN AND SNOW. HOWEVER THIS WAS A
BIG CHANGE FROM YESTERDAY'S GFS RUN WITH A MORE ZONAL FLOW
PATTERN. LATEST DIP/IT OF GFS SHOWING QUITE A BIT OF VARIANCE IN
THE ENSEMBLE MEMBERS. THE EUROPEAN MODEL IS ALSO MUCH WEAKER WITH
THIS NEXT SYSTEM. WILL KEEP THE LOW POPS FOR NOW AND WAIT FOR
BETTER CONSISTENCY. DRY AGAIN BY FRIDAY AND SATURDAY WITH A
WARMING TREND.

&&

.AVIATION...THERE MAY BE A FEW SHOWERS FLOATING ABOUT THAT COULD
IMPACT THE AREA TERMINALS DURING THE EVENING BUT VIRGA AND GUSTY
WINDS THE MOST PROBABLE IMPACTS FROM THESE. MORE WIDESPREAD
PRECIPITATION IS ANTICIPATED TO GET UNDERWAY AFTER 09Z. LIQUID
PRECIPITATION IS EXPECTED THROUGH AROUND MID MORNING WITH A
MIXTURE OF RAIN AND SNOW THEREAFTER AND ALL SNOW EXPECTED BY EARLY
AFTERNOON AS COLDER AIR ARRIVES. CEILINGS AND VISIBILITIES SHOULD
BE IN THE MVFR RANGE BY 12Z WITH WORSENING CONDITIONS BY MID TO
LATE MORNING.

&&

.BOU WATCHES/WARNINGS/ADVISORIES...
WINTER WEATHER ADVISORY FROM 6 AM SUNDAY TO MIDNIGHT MDT SUNDAY
NIGHT FOR COZ030-032-037>040.

WINTER STORM WARNING FROM 6 AM SUNDAY TO MIDNIGHT MDT SUNDAY
NIGHT FOR COZ031-033>036-041.

&&

SHORT TERM...ET
LONG TERM....ENTREKIN
AVIATION...ET
Hazardous weather outlook, Apr 12, 10:41 AM MDT, 5 hours 10 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE DENVER/BOULDER CO
1041 AM MDT SAT APR 12 2014

COZ030>051-131645-
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-
1041 AM MDT SAT APR 12 2014

...WINTER STORM WATCH FOR THE MOUNTAINS...FRONT RANGE FOOTHILLS
AND ADJACENT PLAINS LATE TONIGHT THROUGH SUNDAY EVENING...

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

.DAY ONE...TODAY AND TONIGHT

TODAY WILL BE A MILD AND GENERALLY DRY SPRINGTIME DAY. ISOLATED
RAIN SHOWERS MAY DEVELOP THIS AFTERNOON ALONG WITH A SMALL
POSSIBILITY OF THUNDERSTORMS. PRECIPITATION ACTIVITY WILL BE ON
THE INCREASE OVERNIGHT. THE PRECIPITATION MAY CHANGE OVER TO SNOW
IN THE NORTHWEST SECTIONS OF FORECAST AREA BY DAY BREAK SUNDAY BUT
PRESENT INDICATIONS SUGGEST THAT PRECIPITATION MAY REMAIN LIQUID
ACROSS MOST OF THE AREA...INCLUDING ALL OF THE PLAINS...THROUGH
THE NIGHT.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY

THE NEXT STORM WILL BRING WIDESPREAD SNOW TO THE FORECAST AREA
SUNDAY AND SUNDAY NIGHT. THE MOUNTAINS...FOOTHILLS AND ADJACENT
PLAINS COULD SEE SIGNIFICANT SNOWFALL AMOUNTS BY SUNDAY MIDNIGHT.
ACROSS LOWER ELEVATIONS...THERE WILL BE A MIX OF RAIN AND SNOW
SUNDAY MORNING BEFORE TURNING TO MOSTLY ALL SNOW IN THE
AFTERNOON.

TOTAL SNOWFALL AMOUNTS COULD RANGE FROM 6 TO 15 INCHES IN THE
MOUNTAINS AND FOOTHILLS...WITH 4 TO 8 INCHES OVER THE URBAN
CORRIDOR AND 5 TO 12 INCHES IN THE HIGH MOUNTAIN VALLEYS. HIGH
TEMPERATURES ON SUNDAY WILL BE 30 TO 40 DEGREES COLDER THAN TODAYS
EXPECTED HIGHS. MONDAY AND TUESDAY LOOK DRY. ANOTHER STORM MAY
MOVE IN FOR WEDNESDAY INTO THURSDAY BRINGING A CHANCE OF SNOW TO
THE MOUNTAINS...AND POSSIBLY SOME RAIN OR A RAIN SNOW MIX TO THE
PLAINS.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY OR TONIGHT.

The office that day

Everything else NWS Denver/Boulder, CO issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 12, 3:51 PM MDTWinter Weather AdvisoryBOUAdams, Arapahoe, Boulder, Broomfield, Denver, Douglas and 9 more32 hr

Nearby

Winter Storm Warnings in Colorado, 2014Every winter storm warning in 2014

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.