Alert archive / Colorado / High Wind Warnings in 2016

High Wind Warning 1, NWS Denver/Boulder, CO

February 15, 20168 counties in Colorado

NWS Denver/Boulder, CO issued this high wind warning at Feb 15, 2016, 9:35 AM MST for 8 counties in Colorado. It took effect at Feb 15, 2016, 11:00 AM MST. It was in force for 13 hr. 10 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
Feb 15, 2016, 9:35 AM MST (16:35 UTC)
In effect from
Feb 15, 2016, 11:00 AM MST
Expired
Feb 16, 2016, 12:00 AM MST
In force
13 hr
Issued by
NWS Denver/Boulder, CO

Counties Boulder County, CO, Clear Creek County, CO, Douglas County, CO, Gilpin County, CO, Jefferson County, CO, Larimer County, CO, Park County, CO, Weld County, CO

The radar

The Denver radar (KFTG), 64 km from the middle of the area, began a volume at 16:38 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
Feb 15, 1:43 PM MSTNON-TSTM WND GST 681 E Berthoud Pass, CO
Feb 15, 1:43 PM MSTNON-TSTM WND GST 781 E Lyons, CO
Feb 15, 1:45 PM MSTNON-TSTM WND GST 703 N Eldorado Springs, CO
Feb 15, 2:38 PM MSTNON-TSTM WND GST 674 Ene Nederland, CO
Feb 15, 3:20 PM MSTTSTM WND GST 873 Se Pinecliffe, CO
Feb 15, 3:20 PM MSTNON-TSTM WND GST 873 Se Pinecliffe, CO
Feb 15, 3:30 PM MSTNON-TSTM WND GST 764 Ene Nederland, CO
Feb 15, 3:45 PM MSTNON-TSTM WND GST 663 Wnw Westminster, CO
Feb 15, 7:59 PM MSTNON-TSTM WND GST 90Lyons, CO
Feb 15, 8:11 PM MSTNON-TSTM WND GST 481 Ese Wheat Ridge, 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, 4.6 hours before the alert went out and 175 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 2016-02-15Temperature 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°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Denver, CO at 12:00Z on 2016-02-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 330 square meters per square second.1939587897117Sfc1 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
1987 m above ground
0-6 km bulk shear
89 kt
0-1 km storm-relative helicity
330 m²/s²
0-3 km storm-relative helicity
366 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

952 
WWUS75 KBOU 151635
NPWBOU

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE DENVER/BOULDER CO
935 AM MST MON FEB 15 2016

...HIGH WIND WARNING FOR THE FRONT RANGE AND ADJACENT HIGH PLAINS
MAINLY UP NEAR THE WYOMING BORDER THIS AFTERNOON AND EVENING...

.STRONG NORTHWEST FLOW ALOFT...A TIGHT PRESSURE GRADIENT FROM WEST
TO EAST ACROSS NORTHERN COLORADO AND THE PRESENCE OF MOUNTAIN
WAVE WILL PRODUCE STRONG AND IN SOME AREAS POTENTIALLY DAMAGING
WESTERLY WINDS THIS AFTERNOON AND EVENING ON AND NEAR THE FRONT
RANGE. THE STRONGEST WINDS WILL MOSTLY LIKELY OCCUR ON THE EAST
FACE OF THE FRONT RANGE ROUGHLY FROM INTERSTATE 70 NORTH TO THE
WYOMING BORDER...AND OVER THE ELEVATED TERRAIN ALONG THE WYOMING
BORDER IN EASTERN LARIMER AND NORTHWEST WELD COUNTIES. WINDS WILL
BE LIGHTER ON THE PLAINS OF NORTHEAST COLORADO...BUT STILL GUSTY
THIS AFTERNOON AND EARLY EVENING.

COZ039-151745-
/O.CAN.KBOU.HW.A.0001.160215T1700Z-160216T0700Z/
BOULDER AND JEFFERSON COUNTIES BELOW 6000 FEET/WEST BROOMFIELD
COUNTY-
INCLUDING THE CITIES OF...ARVADA...BOULDER...GOLDEN...LAKEWOOD...
LONGMONT
935 AM MST MON FEB 15 2016

...HIGH WIND WATCH IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN DENVER HAS CANCELLED THE HIGH
WIND WATCH. 

GUSTY AND ERRATIC WESTERLY WINDS ARE EXPECTED TO DEVELOP THIS
AFTERNOON AND CONTINUE THROUGH EARLY THIS EVENING ALONG THE BASE
OF THE FRONT RANGE FOOTHILLS ACROSS IN EASTERN BOULDER...WESTERN
BROOMFIELD AND EASTERN JEFFERSON COUNTIES. WIND SPEEDS ARE NOT
EXPECTED TO REACH HIGH WIND CRITERIA IN THESE AREAS...ALTHOUGH
OCCASIONAL GUSTS COULD STILL APPROACH 50 MPH. MOTORISTS ESPECIALLY
THOSE TRAVELING ON NORTH-SOUTH ROADS SUCH AS STATE HIGHWAY 93
BETWEEN BOULDER TO GOLDEN...AND U.S. HIGHWAY 34 FROM BROOMFIELD TO
NEAR LYONS SHOULD REMAIN ALERT TO STRONG AND SUDDEN CROSS WINDS.

$$

COZ035-036-160045-
/O.UPG.KBOU.HW.A.0001.160215T1700Z-160216T0700Z/
/O.NEW.KBOU.HW.W.0001.160215T1800Z-160216T0700Z/
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
935 AM MST MON FEB 15 2016

...HIGH WIND WARNING IN EFFECT UNTIL MIDNIGHT MST TONIGHT...

THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A HIGH WIND
WARNING...WHICH IS IN EFFECT UNTIL MIDNIGHT MST TONIGHT. THE HIGH
WIND WATCH IS NO LONGER IN EFFECT. 

* TIMING...NORTHWEST WINDS WILL STRENGTHEN AND BECOME QUITE GUSTY
  EARLY THIS AFTERNOON...AND BECOME EVEN STRONGER LATE THIS
  AFTERNOON THROUGH THIS EVENING. WINDS IN MOST AREAS SHOULD THEN GRADUALLY
  DIMINISH AFTER MIDNIGHT.

* WINDS...NORTHWEST 25 TO 40 MPH WITH GUSTS TO AROUND 75 MPH.

* IMPACTS...THESE STRONG AND VERY GUSTY WINDS WILL IMPACT TRAVEL
  ESPECIALLY ON NORTH-SOUTH ROADS. THIS INCLUDES U.S. HIGHWAY 36
  FROM LYONS TO ESTES PARK...HIGHWAY 287 NORTHWEST OF FORT COLLINS
  TO THE WYOMING BORDER...AND THE PEAK-TO-PEAK HIGHWAY BETWEEN
  CENTRAL CITY TO ESTES PARK. THE STRONG WINDS MAY ALSO PRODUCE
  AREAS OF BLOWING SNOW ON THE HIGHER RIDGES AND ALONG PORTIONS
  OF THE PEAK-TO-PEAK HIGHWAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

REMEMBER...A HIGH WIND WARNING MEANS THAT STRONG AND POTENTIALLY
DAMAGING WINDS ARE EITHER OCCURRING OR HIGHLY LIKELY. RESIDENTS
SHOULD SECURE TRASH CANS...PATIO FURNITURE...AND ANY OTHER ITEMS
EASILY TOSSED ABOUT BY HIGH WINDS INDOORS. MOTORISTS TRAVELING IN
HIGH PROFILE OR LIGHT WEIGHT VEHICLES SHOULD CONSIDER DELAYING
TRAVEL UNTIL THE WINDS SUBSIDE LATER TONIGHT. BLOWING SNOW COULD ALSO
SIGNIFICANTLY REDUCE VISIBILITIES AND CAUSE ROADS TO BECOME ICY. 

&&

$$

COZ038-160045-
/O.UPG.KBOU.HW.A.0001.160215T1700Z-160216T0700Z/
/O.NEW.KBOU.HW.W.0001.160215T1800Z-160216T0700Z/
LARIMER COUNTY BELOW 6000 FEET/NORTHWEST WELD COUNTY-
INCLUDING THE CITIES OF...FORT COLLINS...HEREFORD...LOVELAND...
NUNN
935 AM MST MON FEB 15 2016

...HIGH WIND WARNING IN EFFECT UNTIL MIDNIGHT MST TONIGHT...

THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A HIGH WIND
WARNING...WHICH IS IN EFFECT UNTIL MIDNIGHT MST TONIGHT. THE HIGH
WIND WATCH IS NO LONGER IN EFFECT. 

* TIMING...STRONG AND GUSTY NORTHWEST WINDS ARE EXPECTED TO
  DEVELOP EARLY THIS AFTERNOON AND CONTINUE THROUGH MUCH OF THIS
  EVENING. WINDS SHOULD DIMINISH IN MOST AREAS BY MIDNIGHT.

* WINDS...NORTHWEST 25 TO 40 MPH WITH GUSTS TO AROUND 65 MPH.

* IMPACTS...STRONG AND GUSTY WINDS WILL IMPACT TRAVEL ESPECIALLY
  ON NORTH-SOUTH ROADS...SUCH AS U.S. HIGHWAY 287 NORTHWEST OF
  FORT COLLINS...AND INTERSTATE 25 FROM NEAR FORT COLLINS TO THE
  WYOMING BORDER. THE STRONG WINDS MAY PRODUCE SOME BLOWING DUST
  WHICH COULD BRIEFLY REDUCE VISIBILITIES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

REMEMBER...A HIGH WIND WARNING MEANS THAT STRONG AND POTENTIALLY
DAMAGING WINDS ARE EITHER OCCURRING OR HIGHLY LIKELY. RESIDENTS
SHOULD SECURE TRASH CANS...PATIO FURNITURE...AND ANY OTHER ITEMS
EASILY TOSSED ABOUT BY HIGH WINDS INDOORS. MOTORISTS TRAVELING IN
LIGHT WEIGHT AND HIGH PROFILE VEHICLES SHOULD CONSIDER DELAYING
TRAVEL UNTIL THE WINDS SUBSIDE LATER TONIGHT.

&&

$$
BAKER
2 follow-up statements
970 
WWUS75 KBOU 152206
NPWBOU

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE DENVER/BOULDER CO
306 PM MST MON FEB 15 2016

...HIGH WINDS ACROSS THE FRONT RANGE AND NEARBY ADJACENT 
PLAINS...

.STRONG AND POTENTIALLY DAMAGING WESTERLY WINDS HAVE DEVELOPED
AND WILL CONTINUE TO HOWL IN AND NEAR THE FRONT RANGE FOOTHILLS
INTO EARLY EVENING BEFORE GRADUALLY DECREASING. THE STRONGEST
WINDS WILL MOST LIKELY OCCUR ON THE EAST FACE OF THE FRONT RANGE
ROUGHLY FROM INTERSTATE 70 NORTH TO THE WYOMING BORDER...AND OVER
THE ELEVATED TERRAIN ALONG THE WYOMING BORDER IN LARIMER AND
NORTHWEST WELD COUNTIES. WINDS WILL BE LIGHTER ON THE PLAINS OF
NORTHEAST COLORADO...BUT STILL GUST TO AROUND 40 MPH UNTIL EARLY
EVENING.

COZ035-036-160700-
/O.CON.KBOU.HW.W.0001.000000T0000Z-160216T0700Z/
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
306 PM MST MON FEB 15 2016

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MST
TONIGHT...

* TIMING...STRONG WEST WINDS WILL CONTINUE INTO EARLY
  EVENING...AND THEN BEGIN TO SLOWLY DIMINISH THROUGH THE MID AND
  LATE EVENING HOURS. 

* WINDS...NORTHWEST 25 TO 40 MPH WITH GUSTS TO AROUND 75 MPH.

* IMPACTS...THESE STRONG AND VERY GUSTY WINDS WILL IMPACT TRAVEL
  ESPECIALLY ON NORTH-SOUTH ROADS. THIS INCLUDES U.S. HIGHWAY 36
  FROM LYONS TO ESTES PARK...HIGHWAY 287 NORTHWEST OF FORT COLLINS
  TO THE WYOMING BORDER...AND THE PEAK-TO-PEAK HIGHWAY BETWEEN
  CENTRAL CITY TO ESTES PARK. THE STRONG WINDS MAY ALSO PRODUCE
  AREAS OF BLOWING SNOW ON THE HIGHER RIDGES AND ALONG PORTIONS OF
  THE PEAK-TO-PEAK HIGHWAY. IF HIKING...BE AWARE OF YOUR
  SURROUNDINGS AND WATCH FOR FALLING TREES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

REMEMBER...A HIGH WIND WARNING MEANS THAT STRONG AND POTENTIALLY
DAMAGING WINDS ARE EITHER OCCURRING OR HIGHLY LIKELY. RESIDENTS
SHOULD SECURE TRASH CANS...PATIO FURNITURE...AND ANY OTHER ITEMS
EASILY TOSSED ABOUT BY HIGH WINDS. MOTORISTS TRAVELING IN HIGH
PROFILE OR LIGHT WEIGHT VEHICLES SHOULD CONSIDER DELAYING TRAVEL
UNTIL THE WINDS SUBSIDE LATER TONIGHT. BLOWING SNOW COULD ALSO
SIGNIFICANTLY REDUCE VISIBILITIES AND CAUSE ROADS TO BECOME ICY IN
SPOTS.

&&

$$

COZ038-160700-
/O.CON.KBOU.HW.W.0001.000000T0000Z-160216T0700Z/
LARIMER COUNTY BELOW 6000 FEET/NORTHWEST WELD COUNTY-
INCLUDING THE CITIES OF...FORT COLLINS...HEREFORD...LOVELAND...
NUNN
306 PM MST MON FEB 15 2016

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MST
TONIGHT...

* TIMING...STRONG AND GUSTY WEST TO NORTHWEST WINDS WILL CONTINUE
  INTO EARLY EVENING. THE WINDS WILL THEN DIMINISH THROUGH THE
  REMAINDER OF THE EVENING...WITH LIGHT WINDS IN MOST AREAS BY
  MIDNIGHT.

* WINDS...NORTHWEST 25 TO 40 MPH WITH GUSTS TO AROUND 65 MPH.

* IMPACTS...STRONG AND GUSTY WINDS WILL IMPACT TRAVEL ESPECIALLY 
  ON NORTH-SOUTH ROADS...SUCH AS U.S. HIGHWAY 287 NORTHWEST OF 
  FORT COLLINS...AND INTERSTATE 25 FROM NEAR FORT COLLINS TO THE 
  WYOMING BORDER. THE STRONG WINDS MAY PRODUCE SOME BLOWING DUST 
  WHICH COULD BRIEFLY REDUCE VISIBILITIES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

REMEMBER...A HIGH WIND WARNING MEANS THAT STRONG AND POTENTIALLY
DAMAGING WINDS ARE EITHER OCCURRING OR HIGHLY LIKELY. RESIDENTS
SHOULD SECURE TRASH CANS...PATIO FURNITURE...AND ANY OTHER ITEMS
EASILY TOSSED ABOUT BY HIGH WINDS. MOTORISTS TRAVELING IN LIGHT
WEIGHT AND HIGH PROFILE VEHICLES SHOULD CONSIDER DELAYING TRAVEL
UNTIL THE WINDS SUBSIDE LATER THIS EVENING.

&&

$$
728 
WWUS75 KBOU 160700
NPWBOU

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE DENVER/BOULDER CO
1200 AM MST TUE FEB 16 2016

COZ035-036-160800-
/O.EXP.KBOU.HW.W.0001.000000T0000Z-160216T0700Z/
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
1200 AM MST TUE FEB 16 2016

...HIGH WIND WARNING WILL EXPIRE AT MIDNIGHT MST TONIGHT...

WINDS WILL CONTINUE TO DECREASE OVER THE FRONT RANGE FOOTHILLS
OVERNIGHT. SOME GUSTS IN THE 40 TO 60 MPH RANGE ARE STILL
EXPECTED...WITH THE STRONGEST WINDS IN THE HIGHER FOOTHILLS WEST
OF BOULDER.

$$

COZ038-160800-
/O.EXP.KBOU.HW.W.0001.000000T0000Z-160216T0700Z/
LARIMER COUNTY BELOW 6000 FEET/NORTHWEST WELD COUNTY-
INCLUDING THE CITIES OF...FORT COLLINS...HEREFORD...LOVELAND...
NUNN
1200 AM MST TUE FEB 16 2016

...HIGH WIND WARNING WILL EXPIRE AT MIDNIGHT MST TONIGHT...

WINDS WILL CONTINUE TO DIMINISH OVERNIGHT...WITH NORTHWEST WINDS
AT 20 TO 30 MPH BECOMING MORE NORTHERLY.

$$

GIMMESTAD

Nearby

High Wind Warnings in Colorado, 2016Every high wind warning in 2016

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.