Alert archive / Colorado / Winter Storm Warnings in 2013

Winter Storm Warning 1, NWS Denver/Boulder, CO

January 29, 20139 counties in Colorado

NWS Denver/Boulder, CO issued this winter storm warning at Jan 29, 2013, 3:10 AM MST for 9 counties in Colorado. It took effect at Jan 29, 2013, 5:00 PM MST. It was in force for 47 hr. 4 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
Jan 29, 2013, 3:10 AM MST (10:10 UTC)
In effect from
Jan 29, 2013, 5:00 PM MST
Expired
Jan 31, 2013, 3:31 PM MST
In force
47 hr
Issued by
NWS Denver/Boulder, CO

Counties Boulder County, CO, Clear Creek 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), 102 km from the middle of the area, began a volume at 10:07 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
Jan 31, 8:01 AM MSTSNOW 4.11 Se Breckenridge, COSTORM TOTAL
Jan 31, 12:00 PM MSTHEAVY SNOW 95 Wsw Nederland, CO
Jan 31, 3:00 PM MSTSNOW 55 Sse Fraser, CO
Jan 31, 3:00 PM MSTHEAVY SNOW 157 S Frisco, 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 (KDNR), launched 00:00Z, 10.2 hours before the alert went out and 213 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 00:00Z on 2013-01-29Temperature 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 00:00Z on 2013-01-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -126 square meters per square second.1939587897117136Sfc1 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
819 m above ground
0-6 km bulk shear
71 kt
0-1 km storm-relative helicity
-126 m²/s²
0-3 km storm-relative helicity
151 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.

458 
WWUS45 KBOU 291010
WSWBOU

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE DENVER/BOULDER CO
310 AM MST TUE JAN 29 2013

...PROLONGED PERIOD OF SNOW AND STRONG WINDS HEADED FOR THE
NORTHERN MOUNTAINS...

AFTER A LULL IN THE SNOW THIS MORNING...SNOW WILL REDEVELOP IN
THE HIGH COUNTRY LATER TODAY. THE SNOW WILL CONTINUE THROUGH
THURSDAY AS A PERSISTENT AND STRONG NORTHWEST FLOW OF MOISTURE
PARKS ITSELF ACROSS THE NORTHERN MOUNTAINS OF COLORADO. IN
ADDITION TO THE SNOW...WINDS WILL INCREASE TO 20 TO 35 MPH WITH
GUSTS IN EXCESS OF 50 MPH ABOVE TIMBERLINE BY WEDNESDAY MORNING.
CONSIDERABLE BLOWING AND DRIFTING SNOW WILL OCCUR WITH HAZARDOUS
TRAVEL CONDITIONS.

COZ031-292300-
/O.UPG.KBOU.WS.A.0001.130130T0000Z-130201T0000Z/
/O.NEW.KBOU.WS.W.0001.130130T0000Z-130201T0000Z/
WEST JACKSON AND WEST GRAND COUNTIES ABOVE 9000 FEET-
INCLUDING THE CITIES OF...
EAST SLOPES PARK AND NORTHERN GORE RANGES...GORE PASS...
RABBIT EARS PASS
310 AM MST TUE JAN 29 2013

...WINTER STORM WARNING IN EFFECT FROM 5 PM THIS AFTERNOON TO
5 PM MST THURSDAY...

THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A WINTER STORM
WARNING FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT FROM 5 PM
THIS AFTERNOON TO 5 PM MST THURSDAY. THE WINTER STORM WATCH IS NO
LONGER IN EFFECT.

* TIMING...SNOW WILL REDEVELOP TODAY AND MAY BECOME HEAVY AT TIMES
  WEDNESDAY INTO THURSDAY. THE SNOW IS EXPECTED TO DECREASE LATE
  THURSDAY AFTERNOON OR EVENING.

* SNOW ACCUMULATIONS...1 AND 2 FEET WILL BE LIKELY BY THURSDAY
  AFTERNOON.

* WIND/VISIBILITY...NORTHWEST WINDS WILL INCREASE TO 20 TO 35 MPH
  WITH GUSTS TO 50 MPH OVER THE RIDGES LATE TUESDAY NIGHT AND
  CONTINUE INTO THURSDAY. THIS WILL REDUCE VISIBILITY TO NEAR ZERO
  AT TIMES OVER HIGHER EXPOSED AREAS.

* IMPACTS...SIGNIFICANT HAZARDOUS TRAVEL CONDITIONS WILL LIKELY
  OCCUR TONIGHT THROUGH THURSDAY WHEN A COMBINATION OF STRONG
  WINDS...SNOW... AND BLOWING SNOW DEVELOPS. WHITEOUT CONDITIONS
  WILL BE POSSIBLE AT TIMES.

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.

&&

$$

COZ033-034-292300-
/O.UPG.KBOU.WS.A.0001.130130T0000Z-130201T0000Z/
/O.NEW.KBOU.WS.W.0001.130130T0000Z-130201T0000Z/
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
310 AM MST TUE JAN 29 2013

...WINTER STORM WARNING IN EFFECT FROM 5 PM THIS AFTERNOON TO
5 PM MST THURSDAY...

THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A WINTER STORM
WARNING FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT FROM 5 PM
THIS AFTERNOON TO 5 PM MST THURSDAY. THE WINTER STORM WATCH IS NO
LONGER IN EFFECT.

* TIMING...SNOW WILL BECOME MORE WIDESPREAD AND HEAVIER WEDNESDAY
  INTO THURSDAY. THE SNOW IS EXPECTED TO DECREASE LATE THURSDAY
  AFTERNOON OR EVENING.

* SNOW ACCUMULATIONS...6 TO 18 WILL BE LIKELY BY THURSDAY
  AFTERNOON...WITH THE HEAVIEST AMOUNTS ON NORTHWEST FACING
  SLOPES.

* WIND/VISIBILITY...NORTHWEST WINDS WILL INCREASE TO 20 TO 35 MPH
  WITH GUSTS TO 50 MPH OVER THE RIDGES LATE TONIGHT AND CONTINUE
  INTO THURSDAY. THIS WILL REDUCE VISIBILITY TO NEAR ZERO AT TIMES
  OVER HIGHER EXPOSED AREAS.

* IMPACTS...SIGNIFICANT HAZARDOUS TRAVEL CONDITIONS WILL LIKELY
  OCCUR TONIGHT THROUGH THURSDAY WHEN A COMBINATION OF STRONG
  WINDS...SNOW...AND BLOWING SNOW DEVELOPS. WHITEOUT CONDITIONS
  WILL BE POSSIBLE AT TIMES.

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.

&&

$$
9 follow-up statements
564 
WWUS45 KBOU 291928
WSWBOU

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE DENVER/BOULDER CO
1228 PM MST TUE JAN 29 2013

...PROLONGED PERIOD OF SNOW AND STRONG WINDS HEADED FOR THE
NORTHERN MOUNTAINS...

SNOW WILL REDEVELOP IN THE HIGH COUNTRY LATER THIS AFTERNOON AND
CONTINUE THROUGH TONIGHT. THIS SNOW WILL BE MOSTLY LIGHT...BUT
HEAVIER SNOW WILL LIKELY DEVELOP WEDNESDAY AND WEDNESDAY NIGHT.
THE SNOW WILL CONTINUE THROUGH THURSDAY AS A PERSISTENT AND
STRONG NORTHWEST FLOW OF MOISTURE PARKS ITSELF ACROSS THE NORTHERN
MOUNTAINS OF COLORADO. IN ADDITION TO THE SNOW...WINDS WILL
INCREASE TO 20 TO 35 MPH WITH GUSTS IN EXCESS OF 50 MPH ABOVE
TIMBERLINE BY WEDNESDAY MORNING. CONSIDERABLE BLOWING AND DRIFTING
SNOW WILL OCCUR WITH HAZARDOUS TRAVEL CONDITIONS.

COZ031-300330-
/O.CON.KBOU.WS.W.0001.130130T0000Z-130201T0000Z/
WEST JACKSON AND WEST GRAND COUNTIES ABOVE 9000 FEET-
INCLUDING THE CITIES OF...
EAST SLOPES PARK AND NORTHERN GORE RANGES...GORE PASS...
RABBIT EARS PASS
1228 PM MST TUE JAN 29 2013

...WINTER STORM WARNING REMAINS IN EFFECT FROM 5 PM THIS
AFTERNOON TO 5 PM MST THURSDAY...

* TIMING...SNOW WILL REDEVELOP TODAY AND MAY BECOME HEAVY AT 
  TIMES WEDNESDAY INTO THURSDAY. THE SNOW IS EXPECTED TO 
  DECREASE LATE THURSDAY AFTERNOON OR EVENING. 

* SNOW ACCUMULATIONS...1 AND 2 FEET WILL BE LIKELY BY THURSDAY 
  AFTERNOON. 

* WIND/VISIBILITY...NORTHWEST WINDS WILL INCREASE TO 20 TO 35 MPH
  WITH GUSTS TO 50 MPH OVER THE RIDGES BY WEDNESDAY MORNING AND
  CONTINUE THROUGH THURSDAY. THIS WILL REDUCE VISIBILITY TO NEAR
  ZERO AT TIMES OVER HIGHER EXPOSED AREAS.

* IMPACTS...SIGNIFICANT HAZARDOUS TRAVEL CONDITIONS WILL LIKELY
  OCCUR WEDNESDAY THROUGH THURSDAY WHEN A COMBINATION OF STRONG
  WINDS...SNOW...AND BLOWING SNOW DEVELOPS. WHITEOUT CONDITIONS
  WILL BE POSSIBLE AT TIMES.

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.

&&

$$

COZ033-034-300330-
/O.CON.KBOU.WS.W.0001.130130T0000Z-130201T0000Z/
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
1228 PM MST TUE JAN 29 2013

...WINTER STORM WARNING REMAINS IN EFFECT FROM 5 PM THIS
AFTERNOON TO 5 PM MST THURSDAY...

* TIMING...SNOW WILL BECOME MORE WIDESPREAD AND HEAVIER WEDNESDAY
  AND CONTINUE INTO THURSDAY. THE SNOW IS EXPECTED TO DECREASE
  LATE THURSDAY AFTERNOON OR EVENING.

* SNOW ACCUMULATIONS...6 TO 15 WILL BE LIKELY BY THURSDAY
  AFTERNOON...WITH THE HEAVIEST AMOUNTS FROM THE WINTER PARK AND
  INDIAN PEAKS AREA NORTHWARD THROUGH THE MEDICINE BOW RANGE.

* WIND/VISIBILITY...NORTHWEST WINDS WILL INCREASE TO 20 TO 35 MPH
  WITH GUSTS TO 50 MPH OVER THE RIDGES BY WEDNESDAY MORNING AND
  THEN CONTINUE INTO THURSDAY. THIS WILL REDUCE VISIBILITY TO
  NEAR ZERO AT TIMES OVER HIGHER EXPOSED AREAS.

* IMPACTS...HAZARDOUS TRAVEL CONDITIONS WILL LIKELY OCCUR
  WEDNESDAY THROUGH THURSDAY WHEN A COMBINATION OF STRONG
  WINDS...SNOW...AND BLOWING SNOW DEVELOPS. WHITEOUT CONDITIONS
  WILL BE POSSIBLE AT TIMES.

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.

&&

$$
481 
WWUS45 KBOU 300318
WSWBOU

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE DENVER/BOULDER CO
818 PM MST TUE JAN 29 2013

...PROLONGED PERIOD OF SNOW AND STRONG WINDS HEADED FOR THE
NORTHERN MOUNTAINS...

LIGHT SNOW WILL CONTINUE IN THE HIGH COUNTRY TONIGHT THROUGH
WEDNESDAY MORNING. HOWEVER HEAVIER SNOW WILL LIKELY DEVELOP
WEDNESDAY AFTERNOON THROUGH WEDNESDAY NIGHT. THE SNOW WILL
CONTINUE THROUGH THURSDAY AS A PERSISTENT AND STRONG NORTHWEST
FLOW OF MOISTURE PARKS ITSELF ACROSS THE NORTHERN MOUNTAINS OF
COLORADO. IN ADDITION TO THE SNOW...WINDS WILL INCREASE TO 20 TO
35 MPH WITH GUSTS IN EXCESS OF 50 MPH ABOVE TIMBERLINE BY
WEDNESDAY MORNING. CONSIDERABLE BLOWING AND DRIFTING SNOW WILL
OCCUR WITH HAZARDOUS TRAVEL CONDITIONS.

COZ031-301130-
/O.CON.KBOU.WS.W.0001.000000T0000Z-130201T0000Z/
WEST JACKSON AND WEST GRAND COUNTIES ABOVE 9000 FEET-
INCLUDING THE CITIES OF...
EAST SLOPES PARK AND NORTHERN GORE RANGES...GORE PASS...
RABBIT EARS PASS
818 PM MST TUE JAN 29 2013

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST
THURSDAY...

* TIMING...SNOW WILL CONTINUE AND MAY BECOME HEAVY AT TIMES
  WEDNESDAY INTO THURSDAY. THE SNOW IS EXPECTED TO DECREASE LATE
  THURSDAY AFTERNOON.

* SNOW ACCUMULATIONS...1 AND 2 FEET WILL BE LIKELY BY THURSDAY 
  AFTERNOON. 

* WIND/VISIBILITY...NORTHWEST WINDS WILL INCREASE TO 20 TO 35 
  MPH WITH GUSTS TO 50 MPH OVER THE RIDGES BY WEDNESDAY MORNING 
  AND CONTINUE THROUGH THURSDAY. THIS WILL REDUCE VISIBILITY TO 
  NEAR ZERO AT TIMES OVER HIGHER EXPOSED AREAS. 

* IMPACTS...SIGNIFICANT HAZARDOUS TRAVEL CONDITIONS WILL LIKELY 
  OCCUR WEDNESDAY THROUGH THURSDAY WHEN A COMBINATION OF STRONG 
  WINDS...SNOW...AND BLOWING SNOW DEVELOPS. WHITEOUT CONDITIONS 
  WILL BE POSSIBLE AT TIMES. 

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.

&&

$$

COZ033-034-301130-
/O.CON.KBOU.WS.W.0001.000000T0000Z-130201T0000Z/
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
818 PM MST TUE JAN 29 2013

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST
THURSDAY...

* TIMING...SNOW WILL BECOME MORE WIDESPREAD AND HEAVIER BY
  WEDNESDAY AFTERNOON AND CONTINUE INTO THURSDAY. THE SNOW IS
  EXPECTED TO DECREASE LATE THURSDAY AFTERNOON.

* SNOW ACCUMULATIONS...6 TO 15 WILL BE LIKELY BY THURSDAY 
  AFTERNOON...WITH THE HEAVIEST AMOUNTS FROM THE WINTER PARK AND 
  INDIAN PEAKS AREA NORTHWARD THROUGH THE MEDICINE BOW RANGE. 

* WIND/VISIBILITY...NORTHWEST WINDS WILL INCREASE TO 20 TO 35 
  MPH WITH GUSTS TO 50 MPH OVER THE RIDGES BY WEDNESDAY MORNING 
  AND THEN CONTINUE INTO THURSDAY. THIS WILL REDUCE VISIBILITY 
  TO NEAR ZERO AT TIMES OVER HIGHER EXPOSED AREAS. 

* IMPACTS...HAZARDOUS TRAVEL CONDITIONS WILL LIKELY OCCUR 
  WEDNESDAY THROUGH THURSDAY WHEN A COMBINATION OF STRONG 
  WINDS... SNOW...AND BLOWING SNOW DEVELOPS. WHITEOUT CONDITIONS 
  WILL BE POSSIBLE AT TIMES. 

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.

&&

$$
361 
WWUS45 KBOU 301047
WSWBOU

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE DENVER/BOULDER CO
347 AM MST WED JAN 30 2013

...PROLONGED PERIOD OF SNOW AND STRONG WINDS HEADED FOR THE
NORTHERN MOUNTAINS...

LIGHT SNOW WILL CONTINUE IN THE HIGH COUNTRY TONIGHT THROUGH
THIS MORNING. HOWEVER HEAVIER SNOW WILL LIKELY DEVELOP THIS
AFTERNOON THROUGH TONIGHT. THE SNOW WILL CONTINUE THROUGH
THURSDAY AS A PERSISTENT AND STRONG NORTHWEST FLOW OF MOISTURE
PARKS ITSELF ACROSS THE NORTHERN MOUNTAINS OF COLORADO. IN
ADDITION TO THE SNOW...WINDS WILL INCREASE TO 20 TO 35 MPH WITH
GUSTS IN EXCESS OF 50 MPH ABOVE TIMBERLINE BY WEDNESDAY MORNING.
CONSIDERABLE BLOWING AND DRIFTING SNOW WILL OCCUR WITH HAZARDOUS
TRAVEL CONDITIONS.

COZ031-302300-
/O.CON.KBOU.WS.W.0001.000000T0000Z-130201T0000Z/
WEST JACKSON AND WEST GRAND COUNTIES ABOVE 9000 FEET-
INCLUDING THE CITIES OF...
EAST SLOPES PARK AND NORTHERN GORE RANGES...GORE PASS...
RABBIT EARS PASS
347 AM MST WED JAN 30 2013

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST
THURSDAY...

* TIMING...SNOW WILL CONTINUE AND MAY BECOME HEAVY AT TIMES TODAY
  INTO THURSDAY. THE SNOW IS EXPECTED TO DECREASE LATE THURSDAY
  AFTERNOON.

* SNOW ACCUMULATIONS...1 AND 2 FEET WILL BE LIKELY BY THURSDAY 
  AFTERNOON. 

* WIND/VISIBILITY...NORTHWEST WINDS WILL INCREASE TO 20 TO 35 MPH
  WITH GUSTS TO 50 MPH OVER THE RIDGES THIS MORNING AND CONTINUE
  THROUGH THURSDAY. THIS WILL REDUCE VISIBILITY TO NEAR ZERO AT
  TIMES OVER HIGHER EXPOSED AREAS.

* IMPACTS...SIGNIFICANT HAZARDOUS TRAVEL CONDITIONS WILL LIKELY
  OCCUR TODAY THROUGH THURSDAY WHEN A COMBINATION OF STRONG
  WINDS...SNOW...AND BLOWING SNOW DEVELOPS. WHITEOUT CONDITIONS
  WILL BE POSSIBLE AT TIMES.

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.

&&

$$

COZ033-034-302300-
/O.CON.KBOU.WS.W.0001.000000T0000Z-130201T0000Z/
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
347 AM MST WED JAN 30 2013

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST
THURSDAY...

* TIMING...SNOW WILL BECOME MORE WIDESPREAD AND HEAVIER BY THIS
  AFTERNOON AND CONTINUE INTO THURSDAY. THE SNOW IS EXPECTED TO
  DECREASE LATE THURSDAY AFTERNOON.

* SNOW ACCUMULATIONS...6 TO 15 INCHES WILL BE LIKELY BY THURSDAY 
  AFTERNOON...WITH THE HEAVIEST AMOUNTS FROM THE WINTER PARK AND 
  INDIAN PEAKS AREA NORTHWARD THROUGH THE MEDICINE BOW RANGE. 

* WIND/VISIBILITY...NORTHWEST WINDS WILL INCREASE TO 20 TO 35 MPH
  WITH GUSTS TO 50 MPH OVER THE RIDGES THIS MORNING AND THEN
  CONTINUE INTO THURSDAY. THIS WILL REDUCE VISIBILITY TO NEAR ZERO
  AT TIMES OVER HIGHER EXPOSED AREAS.

* IMPACTS...HAZARDOUS TRAVEL CONDITIONS WILL LIKELY OCCUR TODAY
  THROUGH THURSDAY WHEN A COMBINATION OF STRONG WINDS...
  SNOW...AND BLOWING SNOW DEVELOPS. WHITEOUT CONDITIONS WILL BE
  POSSIBLE AT TIMES.

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.

&&

$$
894 
WWUS45 KBOU 301548
WSWBOU

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE DENVER/BOULDER CO
848 AM MST WED JAN 30 2013

...PROLONGED PERIOD OF SNOW AND STRONG WINDS FOR THE NORTHERN
MOUNTAINS...

LIGHT SNOW WILL CONTINUE IN THE HIGH COUNTRY THIS MORNING.
HOWEVER HEAVIER SNOW WILL LIKELY DEVELOP THIS AFTERNOON THROUGH
TONIGHT. THE SNOW WILL CONTINUE THROUGH THURSDAY AS A PERSISTENT
AND STRONG NORTHWEST FLOW OF MOISTURE PARKS ITSELF ACROSS THE
NORTHERN MOUNTAINS OF COLORADO. IN ADDITION TO THE SNOW...WINDS
WILL INCREASE TO 20 TO 35 MPH WITH GUSTS IN EXCESS OF 50 MPH ABOVE
TIMBERLINE THIS MORNING. CONSIDERABLE BLOWING AND DRIFTING SNOW
WILL OCCUR WITH HAZARDOUS TRAVEL CONDITIONS.

COZ031-310000-
/O.CON.KBOU.WS.W.0001.000000T0000Z-130201T0000Z/
WEST JACKSON AND WEST GRAND COUNTIES ABOVE 9000 FEET-
INCLUDING THE CITIES OF...
EAST SLOPES PARK AND NORTHERN GORE RANGES...GORE PASS...
RABBIT EARS PASS
848 AM MST WED JAN 30 2013

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST
THURSDAY...

* TIMING...SNOW WILL CONTINUE AND MAY BECOME HEAVY AT TIMES THIS
  AFTERNOON INTO THURSDAY. THE SNOW IS EXPECTED TO DECREASE LATE
  THURSDAY AFTERNOON.

* SNOW ACCUMULATIONS...1 AND 2 FEET WILL BE LIKELY BY THURSDAY 
  AFTERNOON. 

* WIND/VISIBILITY...NORTHWEST WINDS WILL INCREASE TO 20 TO 35 
  MPH WITH GUSTS TO 50 MPH OVER THE RIDGES THIS MORNING AND 
  CONTINUE THROUGH THURSDAY. THIS WILL REDUCE VISIBILITY TO NEAR 
  ZERO AT TIMES OVER HIGHER EXPOSED AREAS. 

* IMPACTS...SIGNIFICANT HAZARDOUS TRAVEL CONDITIONS WILL LIKELY 
  OCCUR TODAY THROUGH THURSDAY WHEN A COMBINATION OF STRONG 
  WINDS...SNOW...AND BLOWING SNOW DEVELOPS. WHITEOUT CONDITIONS 
  WILL BE POSSIBLE AT TIMES. 

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.

&&

$$

COZ033-034-310000-
/O.CON.KBOU.WS.W.0001.000000T0000Z-130201T0000Z/
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
848 AM MST WED JAN 30 2013

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST
THURSDAY...

* TIMING...SNOW WILL CONTINUE TODAY THROUGH THURSDAY AND MAY BE
  HEAVY AT TIMES. THE SNOW IS EXPECTED TO DECREASE LATE THURSDAY
  AFTERNOON.

* SNOW ACCUMULATIONS...6 TO 15 INCHES WILL BE LIKELY BY THURSDAY 
  AFTERNOON...WITH THE HEAVIEST AMOUNTS FROM THE WINTER PARK AND 
  INDIAN PEAKS AREA NORTHWARD THROUGH THE MEDICINE BOW RANGE. 

* WIND/VISIBILITY...NORTHWEST WINDS WILL INCREASE TO 20 TO 35 
  MPH WITH GUSTS TO 50 MPH OVER THE RIDGES THIS MORNING AND THEN 
  CONTINUE INTO THURSDAY. THIS WILL REDUCE VISIBILITY TO NEAR 
  ZERO AT TIMES OVER HIGHER EXPOSED AREAS. 

* IMPACTS...HAZARDOUS TRAVEL CONDITIONS WILL LIKELY OCCUR TODAY
  THROUGH THURSDAY WHEN A COMBINATION OF STRONG WINDS...SNOW...
  AND BLOWING SNOW DEVELOPS. WHITEOUT CONDITIONS WILL BE POSSIBLE
  AT TIMES.

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.

&&

$$
409 
WWUS45 KBOU 302318
WSWBOU

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE DENVER/BOULDER CO
418 PM MST WED JAN 30 2013

...SNOW AND STRONG WINDS TO CONTINUE FOR THE NORTHERN COLORADO
MOUNTAINS...

MODERATE SNOW...STRONG WINDS...AND BLOWING SNOW WILL CONTINUE
ACROSS THE NORTH CENTRAL COLORADO MOUNTAINS TONIGHT. THIS IS
EXPECTED TO CONTINUE ON THURSDAY.  BLOWING AND DRIFTING SNOW WILL
OCCUR WITH HAZARDOUS TRAVEL CONDITIONS.

COZ031-310730-
/O.CON.KBOU.WS.W.0001.000000T0000Z-130201T0000Z/
WEST JACKSON AND WEST GRAND COUNTIES ABOVE 9000 FEET-
INCLUDING THE CITIES OF...
EAST SLOPES PARK AND NORTHERN GORE RANGES...GORE PASS...
RABBIT EARS PASS
418 PM MST WED JAN 30 2013

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST
THURSDAY...

* TIMING...SNOW WILL CONTINUE AND MAY BECOME HEAVY AT TIMES THIS
  TONIGHT AND THURSDAY. THE SNOW IS EXPECTED TO DECREASE THURSDAY
  AFTERNOON.

* SNOW ACCUMULATIONS...8 TO 14 INCHES OF ADDITIONAL SNOW IS
  EXPECTED THROUGH THURSDAY AFTERNOON.

* WIND/VISIBILITY...NORTHWESTERLY WINDS OF 20 TO 35 MPH WITH GUSTS
  TO 50 MPH ARE EXPECTED TONIGHT AND THURSDAY.  THIS WILL REDUCE
  VISIBILITY TO NEAR ZERO AT TIMES OVER HIGHER EXPOSED AREAS.

* IMPACTS...SIGNIFICANT HAZARDOUS TRAVEL CONDITIONS WILL OCCUR
  TONIGHT AND THURSDAY DUE TO STRONG WINDS...SNOW...AND BLOWING
  SNOW. WHITEOUT CONDITIONS ARE POSSIBLE.

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.

&&

$$

COZ033-034-310730-
/O.CON.KBOU.WS.W.0001.000000T0000Z-130201T0000Z/
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
418 PM MST WED JAN 30 2013

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST
THURSDAY...

* TIMING...SNOW WILL CONTINUE AND MAY BECOME HEAVY AT TIMES THIS
  TONIGHT AND THURSDAY. THE SNOW IS EXPECTED TO DECREASE THURSDAY
  AFTERNOON.

* SNOW ACCUMULATIONS...6 TO 14 INCHES OF ADDITIONAL SNOW IS
  EXPECTED THROUGH THURSDAY AFTERNOON.

* WIND/VISIBILITY...NORTHWESTERLY WINDS OF 20 TO 35 MPH WITH GUSTS
  TO 50 MPH ARE EXPECTED TONIGHT AND THURSDAY.  THIS WILL REDUCE
  VISIBILITY TO NEAR ZERO AT TIMES OVER HIGHER EXPOSED AREAS.

* IMPACTS...SIGNIFICANT HAZARDOUS TRAVEL CONDITIONS WILL OCCUR
  TONIGHT AND THURSDAY DUE TO STRONG WINDS...SNOW...AND BLOWING
  SNOW. WHITEOUT CONDITIONS ARE POSSIBLE.

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.

&&

$$
710 
WWUS45 KBOU 310539
WSWBOU

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE DENVER/BOULDER CO
1039 PM MST WED JAN 30 2013

...SNOW AND STRONG WINDS TO CONTINUE FOR THE NORTHERN COLORADO
MOUNTAINS...

MODERATE SNOW...STRONG WINDS...AND BLOWING SNOW WILL CONTINUE
ACROSS THE NORTH CENTRAL COLORADO MOUNTAINS TONIGHT. THIS IS
EXPECTED TO CONTINUE ON THURSDAY.  BLOWING AND DRIFTING SNOW WILL
OCCUR WITH HAZARDOUS TRAVEL CONDITIONS.

COZ031-311345-
/O.CON.KBOU.WS.W.0001.000000T0000Z-130201T0000Z/
WEST JACKSON AND WEST GRAND COUNTIES ABOVE 9000 FEET-
INCLUDING THE CITIES OF...
EAST SLOPES PARK AND NORTHERN GORE RANGES...GORE PASS...
RABBIT EARS PASS
1039 PM MST WED JAN 30 2013

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST
THURSDAY...

* TIMING...SNOW WILL CONTINUE AND MAY BE HEAVY AT TIMES TONIGHT
  AND EARLY THURSDAY. THE SNOW IS EXPECTED TO DECREASE THURSDAY
  AFTERNOON.

* SNOW ACCUMULATIONS...8 TO 14 INCHES OF ADDITIONAL SNOW IS 
  EXPECTED THROUGH THURSDAY AFTERNOON. 

* WIND/VISIBILITY...NORTHWESTERLY WINDS OF 20 TO 35 MPH WITH GUSTS
  TO 50 MPH ARE EXPECTED TONIGHT AND THURSDAY. THIS WILL REDUCE
  VISIBILITY TO NEAR ZERO AT TIMES OVER HIGHER EXPOSED AREAS.

* IMPACTS...SIGNIFICANT HAZARDOUS TRAVEL CONDITIONS WILL OCCUR 
  TONIGHT AND THURSDAY DUE TO STRONG WINDS...SNOW...AND BLOWING 
  SNOW. WHITEOUT CONDITIONS ARE POSSIBLE. 

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.

&&

$$

COZ033-034-311345-
/O.CON.KBOU.WS.W.0001.000000T0000Z-130201T0000Z/
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
1039 PM MST WED JAN 30 2013

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST
THURSDAY...

* TIMING...SNOW WILL CONTINUE AND MAY BECOME HEAVY AT TIMES
  TONIGHT AND THURSDAY MORNING. THE SNOW IS EXPECTED TO DECREASE
  THURSDAY AFTERNOON.

* SNOW ACCUMULATIONS...6 TO 14 INCHES OF ADDITIONAL SNOW IS 
  EXPECTED THROUGH THURSDAY AFTERNOON. 

* WIND/VISIBILITY...NORTHWESTERLY WINDS OF 20 TO 35 MPH WITH GUSTS
  TO 60 MPH ARE EXPECTED TONIGHT AND THURSDAY. THIS WILL REDUCE
  VISIBILITY TO NEAR ZERO AT TIMES OVER HIGHER EXPOSED AREAS.

* IMPACTS...SIGNIFICANT HAZARDOUS TRAVEL CONDITIONS WILL OCCUR 
  TONIGHT AND THURSDAY DUE TO STRONG WINDS...SNOW...AND BLOWING 
  SNOW. WHITEOUT CONDITIONS ARE POSSIBLE. 

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.

&&

$$
152 
WWUS45 KBOU 311230
WSWBOU

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE DENVER/BOULDER CO
530 AM MST THU JAN 31 2013

COZ031-312230-
/O.CON.KBOU.WS.W.0001.000000T0000Z-130201T0000Z/
WEST JACKSON AND WEST GRAND COUNTIES ABOVE 9000 FEET-
INCLUDING THE CITIES OF...
EAST SLOPES PARK AND NORTHERN GORE RANGES...GORE PASS...
RABBIT EARS PASS
530 AM MST THU JAN 31 2013

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST THIS
AFTERNOON...

* TIMING...SNOW WILL CONTINUE AND MAY BE HEAVY AT TIMES THIS
  MORNING. THE SNOW IS EXPECTED TO DECREASE DURING THE AFTERNOON.

* SNOW ACCUMULATIONS...ADDITIONAL 4 TO 7 INCHES OF SNOW IS
  EXPECTED TODAY.

* WIND/VISIBILITY...NORTHWESTERLY WINDS OF 20 TO 35 MPH WITH GUSTS
  TO 45 MPH TODAY. THIS WILL REDUCE VISIBILITY TO NEAR ZERO AT
  TIMES OVER HIGHER EXPOSED AREAS.

* IMPACTS...SIGNIFICANT HAZARDOUS TRAVEL CONDITIONS WILL OCCUR 
  TONIGHT AND THURSDAY DUE TO STRONG WINDS...SNOW...AND BLOWING 
  SNOW. WHITEOUT CONDITIONS ARE POSSIBLE. 

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.

&&

$$

COZ033-034-312230-
/O.CON.KBOU.WS.W.0001.000000T0000Z-130201T0000Z/
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
530 AM MST THU JAN 31 2013

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST THIS
AFTERNOON...

* TIMING...SNOW WILL CONTINUE AND MAY BECOME HEAVY AT TIMES THIS
  MORNING. THE SNOW IS EXPECTED TO DECREASE THIS AFTERNOON.

* SNOW ACCUMULATIONS...2 TO 7 INCHES OF ADDITIONAL SNOW IS
  EXPECTED THROUGH THIS AFTERNOON...HEAVIEST ON WEST FACING
  SLOPES. 

* WIND/VISIBILITY...NORTHWESTERLY WINDS OF 20 TO 35 MPH WITH GUSTS
  TO 60 MPH ARE EXPECTED TODAY. THIS WILL REDUCE VISIBILITY TO
  NEAR ZERO AT TIMES OVER HIGHER EXPOSED AREAS.

* IMPACTS...SIGNIFICANT HAZARDOUS TRAVEL CONDITIONS WILL OCCUR 
  TONIGHT AND THURSDAY DUE TO STRONG WINDS...SNOW...AND BLOWING 
  SNOW. WHITEOUT CONDITIONS ARE POSSIBLE. 

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.

&&

$$
280 
WWUS45 KBOU 311932
WSWBOU

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE DENVER/BOULDER CO
1232 PM MST THU JAN 31 2013


COZ031-010000-
/O.CON.KBOU.WS.W.0001.000000T0000Z-130201T0000Z/
WEST JACKSON AND WEST GRAND COUNTIES ABOVE 9000 FEET-
INCLUDING THE CITIES OF...
EAST SLOPES PARK AND NORTHERN GORE RANGES...GORE PASS...
RABBIT EARS PASS
1232 PM MST THU JAN 31 2013

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST THIS
AFTERNOON...

* TIMING...SNOW WILL GRADUALLY DECREASE THROUGH THE AFTERNOON.

* SNOW ACCUMULATIONS...ADDITIONAL 1 TO 4 INCHES IS EXPECTED THIS
  AFTERNOON.

* WIND/VISIBILITY...NORTHWESTERLY WINDS OF 20 TO 35 MPH WITH GUSTS
  TO 45 MPH. THIS WILL REDUCE VISIBILITY TO NEAR ZERO AT TIMES
  OVER HIGHER EXPOSED AREAS.

* IMPACTS...SIGNIFICANT HAZARDOUS TRAVEL CONDITIONS WILL OCCUR
  THIS AFTERNOON DUE TO STRONG WINDS...SNOW...AND BLOWING SNOW.
  WHITEOUT CONDITIONS ARE POSSIBLE.

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.

&&

$$

COZ033-034-010000-
/O.CON.KBOU.WS.W.0001.000000T0000Z-130201T0000Z/
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
1232 PM MST THU JAN 31 2013

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST THIS
AFTERNOON...

* TIMING...SNOW WILL GRADUALLY DECREASE THIS AFTERNOON.

* SNOW ACCUMULATIONS...1 TO 3 INCHES OF ADDITIONAL SNOW IS
  EXPECTED THIS AFTERNOON...HEAVIEST ON WEST FACING SLOPES.

* WIND/VISIBILITY...NORTHWESTERLY WINDS OF 20 TO 35 MPH WITH GUSTS
  TO 60 MPH ARE EXPECTED THIS AFTERNOON. THIS WILL REDUCE
  VISIBILITY TO NEAR ZERO AT TIMES OVER HIGHER EXPOSED AREAS.

* IMPACTS...SIGNIFICANT HAZARDOUS TRAVEL CONDITIONS WILL OCCUR
  THIS AFTERNOON DUE TO STRONG WINDS...SNOW...AND BLOWING SNOW.
  WHITEOUT CONDITIONS ARE POSSIBLE.

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.

&&

$$
212 
WWUS45 KBOU 312231
WSWBOU

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE DENVER/BOULDER CO
331 PM MST THU JAN 31 2013

...SNOW AND WINDS DECREASING QUICKLY THIS AFTERNOON...

.THE LONG DURATION SNOW EVENT IN THE HIGH COUNTRY WAS WINDING DOWN
RATHER QUICKLY THIS AFTERNOON. WHILE A FEW LIGHT SNOW SHOWERS WILL
CONTINUE TONIGHT...ANY ADDITIONAL ACCUMULATION WILL BE AN INCH OR
LESS. IN ADDITION...WINDS HAVE DECREASED SOMEWHAT WITH PEAK GUSTS
NOW REACHING 40 TO 45 MPH ABOVE TIMBERLINE.

COZ031-033-034-312345-
/O.CAN.KBOU.WS.W.0001.000000T0000Z-130201T0000Z/
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
331 PM MST THU JAN 31 2013

...WINTER STORM WARNING IS CANCELLED...

TOTAL SNOW ACCUMULATIONS PROVIDED BY AUTOMATED AND PUBLIC
OBSERVATIONS VARIED GREATLY ACROSS THE MOUNTAINS DURING THE PAST
2 DAYS. IN THE PARK AND GORE RANGES OF WESTERN GRAND AND JACKSON
COUNTIES...SNOWFALL TOTALS GENERALLY RANGED BETWEEN 1 AND 2 FEET.
MEANWHILE...SOMEWHAT LIGHTER TOTALS OF 3 TO 15 INCHES FELL IN THE
FRONT RANGE MOUNTAINS AND SUMMIT COUNTY...WITH MOST AREAS
RECEIVING BETWEEN 5 AND 11 INCHES.

$$

BARJENBRUCH

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 Jan 28, 10:36 PM MST, 4 hours 34 minutes earlier.

Area forecast discussion, Jan 28, 10:36 PM MST, 4 hours 34 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE DENVER/BOULDER CO
1036 PM MST MON JAN 28 2013

.UPDATE...

&&

.SHORT TERM...MOST OF THE LIGHT SNOW OVER NERN CO IS NOW CONFINED
TO AREAS ALONG AND NORTH OF I-76. HOWEVER CURRENT DATA STILL SHOWS
SOME REDEVELOPMENT MAY OCCUR FURTHER SOUTH TOWARDS 09Z AND LINGER
THRU MID MORNING FM DENVER SOUTH TO THE PALMER DIVIDE.

.AVIATION...RIGHT NOW LOOKS LIKE VERY LIGHT SNOW OR FLURRIES WILL
CONTINUE THRU 09Z WITH LITTLE ADDITIONAL ACCUMULATION. THERE
STILL COULD BE A PERIOD OF STEADIER LIGHT SNOW FM 09Z-13Z WITH UP
TO AN INCH OF ACCUMULATON. THE LIGHT SNOW SHOULD END BY 15Z. FOR
NOW WILL KEEP CONDITIONS MVFR THRU 09Z WHICH COULD DROP DOWN TO
IFR FOR A FEW HOURS BETWEEN 09Z AND 13Z.

&&

.PREV DISCUSSION... /ISSUED 821 PM MST MON JAN 28 2013/

UPDATE...

SHORT TERM...BANDED PCPN HAS BEEN OCCURRING FROM THE FOOTHILLS
WEST OF DENVER ENE ACROSS THE NERN PLAINS. BASED ON CURRENT DATA
LOOKS LIKE BEST CHC OF ADDITIONAL SNOW WILL BE ALONG AND NE OF A
LINE FM DENVER TO AKRON. ADDITIONAL ACCUMULATIONS OF 1 TO 2 INCHES
WILL BE POSSIBLE WITH ISOLATED AMOUNTS TO 3 INCHES IN A FEW
LOCATIONS . FURTHER SOUTH THERE MAY NOT BE MUCH SNOW UNTIL AFTER
09Z AS UPPER LEVEL JET BEGINS TO SAG FURTHER SOUTH. IN THE MTNS
THERE WILL BE SOME LINGERING LIGHT SNOW OVERNIGHT.

AVIATION...LIGHT SNOW WILL CONTINUE OVERNIGHT WITH ADDITIONAL
ACCUMULATIONS OF 1 TO 2 INCHES POSSIBLE. LIGHT SNOW SHOULD
GRADUALLY END AFTER SUNRISE. CEILINGS AND VISIBILITIES OVERNIGHT
WILL BE MOSTLY MVFR...ALTHOUGH IFR COULD OCCUR FOR A FEW HOURS
IF SNOW INTENSITY PICKS UP. WINDS HAVE REALLY DECREASED EARLY THIS
EVENING SPEEDS SHOULD BE IN THE 5-8 MPH RANGE OVERNIGHT FM THE
NNE.

PREV DISCUSSION... /ISSUED 307 PM MST MON JAN 28 2013/

SHORT TERM...STRONG SOUTHWEST FLOW ALOFT AS THE TROUGH OVER THE
GREAT BASIN MOVES EAST. THE LIFT AHEAD OF THE TROUGH IS AT ITS MAX RIGHT
NOW...EVIDENCED BY THE CONVECTIVE SHOWERS OVER PARK COUNTY AND
EAST INTO THE EASTERN PLAINS. BANDED SNOW HAS BEEN MOVING OVER
THE FOOTHILLS AS WELL AS OVER WELD...EASTERN ADAMS...EASTERN
ARAPAHOE AND MORGAN COUNTY. COLD FRONT HAS ALREADY SWEPT THROUGH
MOST OF THE MOUNTAINS...PLAINS AND URBAN CORRIDOR WITH UPSLOPE
FLOW FORMING. THIS WILL HELP FILL IN THE GAPS OF THE BANDED
PRECIPITATION LATE THIS AFTERNOON WITH RAIN QUICKLY SWITCHING OVER
TO SNOW OVER THE PLAINS. UNCERTAINTY STILL REMAINS ON EXACT
SNOWFALL AMOUNTS BUT A GENERAL 1 TO 3 INCHES FOR THE PLAINS STILL
LOOKS GOOD...WITH A SLIGHT CHANCE OF A FEW MORE INCHES ON TOP DUE
TO BANDING...ALTHOUGH THIS WILL BE IN ISOLATED AREAS. THE
MOUNTAINS WILL CONTINUE TO SEE SNOW WILL SOME AREAS OF HEAVIER
SNOWFALL UNDER THE AFOREMENTIONED BANDS. OVERALL...EXPECT ANOTHER
2 TO 5 INCHES OVERNIGHT WITH SNOW DECREASING FROM THE NORTH TO
SOUTH. AREAS OF LIGHTER SNOW WILL LIKELY REMAIN OVER WESTERN
FACING HIGHER SLOPES AS MOUNTAIN FLOW TURNS TO THE FAVORABLE
NORTHWEST DIRECTION. TEMPERATURES WILL CONTINUE TO DROP TONIGHT
INTO THE SINGLE DIGITS IN THE MOUNTAINS AND IN THE TEENS TO LOWER
20S OVER THE PLAINS.

FLOW ALOFT WILL BE NORTHWEST TUESDAY WHICH WILL KEEP PERIODS OF
SNOW OVER THE HIGH TERRAIN WITH AN ADDITIONAL 1 TO 3
INCHES...MAINLY ALONG WEST FACING HIGHER ELEVATIONS. THE VALLEYS
WILL STRUGGLE TO SEE MUCH IN THIS PATTERN. SNOW WILL BE DIMINISHING
OVER THE PLAINS EARLY TUESDAY MORNING NORTH TO SOUTH BUT WILL
LIKELY CONTINUE ALONG AND SOUTH OF I-70 INTO THE AFTERNOON.
HOWEVER SNOW AMOUNTS FOR TOMORROW ARE EXPECTED TO BE LIGHT OVER
THE PLAINS. TEMPERATURES TOMORROW WILL BE ABOUT 10 TO 25 DEGREES
COLDER THAN THEY WERE TODAY...WITH TEENS IN THE HIGH COUNTRY AND
IN THE UPPER 20S TO UPPER 30S OVER THE PLAINS. SURFACE WINDS WILL
BE INCREASING OUT OF THE NORTHWEST ACROSS THE FORECAST AREA.

LONG TERM...STRONG NORTHWEST FLOW ALOFT WILL DEVELOP ACROSS THE
FORECAST AREA WHICH WILL FINALLY FAVOR OUR NORTH CENTRAL MOUNTAINS
AND SUMMIT COUNTY FOR SNOW. AT THE SAME TIME...STRONG GUSTY
DOWNSLOPE WINDS WILL LIKELY DEVELOP FROM THE FRONT RANGE MOUNTAINS
AND FOOTHILLS INTO THE NEARBY ADJACENT PLAINS.

FOR TUESDAY NIGHT...THE NOSE OF A STRONG 130 KT JET DRIVES INTO
WESTERN COLORADO. THIS ALONG WITH INCREASING NORTHWEST FLOW ALOFT
WILL CREATE A MORE FAVORABLE ENVIRONMENT FOR SIGNIFICANT OROGRAPHIC
SNOWFALL. LAPSE RATES ARE PRETTY GOOD INITIALLY AROUND 6-7
C/KM TUESDAY NIGHT...AND MOISTURE IS QUITE DEEP. ON
WEDNESDAY...THE JET NEARLY CENTERS ITSELF OVER THE MOUNTAINS AND
700 MB FLOW INCREASES TO AROUND 40 KTS. HOWEVER...LAPSE RATES
LOWER TO AROUND 5 C/KM. LOCAL RHEA-THALER SNOW MODEL REALLY
BEGINS TO RAMP UP THE PRECIP RATES DURING THIS TIME THOUGH...AS
THE OROGRAPHIC COMPONENT FAR OUTWEIGHS THE STABILIZATION. THE
STRONGER OROGRAPHIC FLOW BUT SLIGHTLY HIGHER LAPSE RATES AND
HEAVIER SNOW WILL LIKELY DEVELOP WEDNESDAY INTO WEDNESDAY
NIGHT...BEFORE WARM ADVECTION BRINGS A GRADUAL DECREASE TO
SNOWFALL BY THURSDAY. AT THIS TIME...GIVEN THE SNOW OUTPUT AND
STRENGTH OF WINDS WITH GUSTS LIKELY EXCEEDING 60 MPH ABOVE
TIMBERLINE AND POTENTIAL FOR WHITEOUTS...WE HAVE OPTED FOR A
WINTER STORM WATCH FOR THE MOUNTAINS STARTING TUESDAY EVENING AND
GOING THROUGH THURSDAY.

ON THE PLAINS...THE VARIOUS SHORT/MEDIUM RANGE MODELS INDICATE
POTENTIAL FOR AN ANTICYCLONIC WIND SHIFT INTO THE FOOTHILLS BY
TUESDAY EVENING. THIS WOULD PROVIDE AT LEAST A SLIGHT CHANCE OF
SNOW IN THE FRONT RANGE URBAN CORRIDOR AND ADJACENT PLAINS THROUGH
TUESDAY NIGHT.

THEN ATTENTION ALONG THE FRONT RANGE WILL SHIFT TOWARD POTENTIAL
HIGH WINDS BY WEDNESDAY. CROSS MOUNTAIN FLOW INCREASING TO 40-50
KTS AND MOUNTAIN TOP STABLE LAYER STRENGTHENS. HOWEVER...THE UPPER
LEVEL JET IS NOT IN A FAVORABLE LOCATION AND MOUNTAIN SNOW HAS A
HIGH PROBABILITY OF PREVENTING MOUNTAIN WAVE DEVELOPMENT. AS A
RESULT...WE HAVE NOT ISSUED A HIGH WIND WATCH FOR THAT
PERIOD. THERE MAY BE A BETTER CHANCE OF HIGH WIND CRITERIA BEING
MET WEDNESDAY NIGHT WHEN JET LIFTS SLIGHTLY TO OUR NORTH...BUT
THATS A LONG WAYS OUT YET.

FOR FRIDAY INTO THIS WEEKEND AND EARLY NEXT WEEK...LOOK FOR DRY
CONDITIONS AND RETURN TO ABOVE NORMAL TEMPERATURES AS AN UPPER
LEVEL RIDGE BUILDS BACK ACROSS THE ROCKIES. READINGS WILL LIKELY
APPROACH 60F ON THE PLAINS BY SUNDAY AND MONDAY.

AVIATION...FRONT HAS NOW PASSED THROUGH ALL AREA AIRPORTS. AREAS
OF PRECIPITATION WILL BE FILLING IN AS UPSLOPE FLOW INCREASES.
CEILINGS WILL LIKELY BECOME BKN-OVC AROUND 5KFT AGL WITHIN THE
NEXT COUPLE HOURS. RAIN/SNOW MIX WILL TURN QUICKLY OVER TO SNOW AS
COLDER AIR CONTINUES TO FILTER IN. MVFR/IFR CIG AND VISIBILITY
RESTRICTIONS EXPECTED FROM AROUND 02Z-09Z...WITH A GRADUAL
IMPROVEMENT THEREAFTER. MOST THE MDLS INDICATE 1 TO 3 INCHES OF
TOTAL SNOW ACCUMULATION...HOWEVER BANDED SNOW IS EXPECTED NEAR THE
AREA...ESPECIALLY NEAR KDEN. WILL GO WITH 1-3 INCHES FOR THE
AIRPORTS...WITH A LOW CHANCE OF 4 TO 6 INCHES OVER KDEN. EXPECT
THE CURRENT STRONG NORTHERLY WINDS TO DIMINISH THROUGH THE
EVENING...BECOMING NORTHWEST TOMORROW AND INCREASING AFTER 15Z.
SOME AREAS OF LIGHT SNOW WILL BE AROUND TOMORROW MORNING BUT
ACCUMULATIONS ARE EXPECTED TO REMAIN BELOW AN INCH.

&&

.BOU WATCHES/WARNINGS/ADVISORIES...
WINTER STORM WATCH FROM TUESDAY AFTERNOON THROUGH THURSDAY
AFTERNOON FOR COZ031-033-034.

&&

SHORT TERM...RPK
LONG TERM....BARJENBRUCH
AVIATION...RPK
Hazardous weather outlook, Jan 28, 11:07 AM MST, 16 hours 3 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE DENVER/BOULDER CO
1107 AM MST MON JAN 28 2013

COZ030>051-291815-
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 MON JAN 28 2013

...WINTER WEATHER ADVISORY IN EFFECT FOR THE MOUNTAINS OF JACKSON
AND GRAND COUNTIES THROUGH 6 PM MST TONIGHT...
...WINTER STORM WATCH IN EFFECT FOR THE MOUNTAINS OF WESTERN
JACKSON AND WESTERN GRAND COUNTIES FROM TUESDAY MORNING THROUGH
THURSDAY MORNING...

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

.DAY ONE...TODAY AND TONIGHT

SNOW AND WIND WILL CONTINUE TO INCREASE IN THE MOUNTAINS...WITH
THE HEAVIEST AMOUNTS FOUND OVER THE MOUNTAINS OF JACKSON AND GRAND
COUNTIES. SNOW ACCUMULATIONS THROUGH TONIGHT WILL RANGE FROM 5 TO
10 INCHES.

IT WILL BE MILD OVER THE URBAN CORRIDOR AND NORTHEAST PLAINS
THROUGH MID AFTERNOON. A COLD FRONT IS EXPECTED TO BRING COLDER
TEMPERATURES AND AREAS OF SNOW BY THIS EVENING. SNOW ACCUMULATIONS
THROUGH TONIGHT ARE EXPECTED TO BE GENERALLY 1 TO 2 INCHES OF
SNOW...HOWEVER SNOW BANDS ARE EXPECTED WHICH WILL BE ABLE TO
PRODUCE AMOUNTS BETWEEN 3 AND 6 INCHES. AS OF NOW...THE BEST
CHANCE OF THIS TO HAPPEN WILL OCCUR EAST OF INTERSTATE 25.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY

AFTER A LULL TUESDAY MORNING...SNOW WILL REINTENSIFY ACROSS THE
MOUNTAINS BY TUESDAY AFTERNOON. THE SNOW...ALONG WITH STRONG
GUSTY WINDS...WILL LIKELY CONTINUE INTO THURSDAY BEFORE
DECREASING. CONSIDERABLE BLOWING AND DRIFTING SNOW IS EXPECTED
WITH HAZARDOUS TRAVEL CONDITIONS ACROSS THE COLORADO HIGH COUNTRY.
STRONG GUSTY DOWNSLOPE WINDS MAY ALSO DEVELOP ACROSS THE FRONT
RANGE FOOTHILLS AND NEARBY ADJACENT PLAINS LATE TUESDAY NIGHT INTO
THURSDAY.

DRIER AND MORE TRANQUIL CONDITIONS WILL DEVELOP BY FRIDAY INTO
THIS COMING WEEKEND.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY OR TONIGHT. HOWEVER...
ANY SNOWFALL REPORTS WOULD BE APPRECIATED.

KRIEDERMAN/BARJENBRUCH

In the hours before

Local storm report, Jan 28, 10:14 PM MST, 4 hours 56 minutes before
PRELIMINARY LOCAL STORM REPORT...CORRECTED
NATIONAL WEATHER SERVICE DENVER CO
1014 PM MST MON JAN 28 2013

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0810 PM     SNOW             3 SE DENVER             39.69N 104.93W
01/28/2013  M2.0 INCH        DENVER             CO   TRAINED SPOTTER

0818 PM     SNOW             2 SSE FEDERAL HEIGHTS   39.84N 105.00W
01/28/2013  M1.8 INCH        ADAMS              CO   TRAINED SPOTTER

0818 PM     SNOW             2 SSE FEDERAL HEIGHTS   39.84N 105.00W
01/28/2013  M1.8 INCH        ADAMS              CO   TRAINED SPOTTER

0828 PM     SNOW             4 ENE BROOMFIELD        39.97N 105.00W
01/28/2013  M3.4 INCH        ADAMS              CO   TRAINED SPOTTER

0906 PM     SNOW             1 NNW FEDERAL HEIGHTS   39.88N 105.03W
01/28/2013  M2.5 INCH        ADAMS              CO   TRAINED SPOTTER

1014 PM     SNOW             4 ENE NEDERLAND         39.99N 105.45W
01/28/2013  M1.0 INCH        BOULDER            CO   TRAINED SPOTTER

&&

KBOWEN

Nearby

Winter Storm Warnings in Colorado, 2013Every winter storm warning in 2013

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.