Alert archive / Colorado / High Wind Warnings in 2014

High Wind Warning 11, NWS Denver/Boulder, CO

February 17, 201410 counties in Colorado

NWS Denver/Boulder, CO issued this high wind warning at Feb 17, 2014, 12:08 PM MST for 10 counties in Colorado. It took effect at Feb 17, 2014, 4:00 PM MST. It was in force for 18 hr. 13 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 17, 2014, 12:08 PM MST (19:08 UTC)
In effect from
Feb 17, 2014, 4:00 PM MST
Expired
Feb 18, 2014, 10:00 AM MST
In force
18 hr
Issued by
NWS Denver/Boulder, CO

Counties Boulder County, CO, Clear Creek County, CO, Douglas 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), 94 km from the middle of the area, began a volume at 19:08 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 17, 7:15 PM MSTNON-TSTM WND GST 643 E Gold Hill, CO
Feb 17, 8:20 PM MSTNON-TSTM WND GST 633 Nne Boulder, CONCAR FOOTHILLS LAB
Feb 17, 8:20 PM MSTNON-TSTM WND GST 702 Nw Rocky Flats, CO
Feb 17, 8:44 PM MSTNON-TSTM WND GST 723 Sw Boulder, CONCAR MESA LAB
Feb 17, 9:52 PM MSTNON-TSTM WND GST 712 Nw Rocky Flats, CO
Feb 17, 9:55 PM MSTNON-TSTM WND GST 793 N Eldorado Springs, CO
Feb 17, 9:55 PM MSTNON-TSTM WND GST 793 Sw Boulder, CONCAR MESA LAB
Feb 17, 10:57 PM MSTNON-TSTM WND GST 1022 Sse Gold Hill, CO
Feb 18, 3:01 AM MSTNON-TSTM WND GST 803 E Gold Hill, CO
Feb 18, 3:02 AM MSTNON-TSTM WND GST 803 Ese Gold Hill, CO
Feb 18, 4:56 AM MSTNON-TSTM WND GST 592 Ene Boulder, CO
Feb 18, 5:00 AM MSTNON-TSTM WND GST 61Copper Mountain, CO
Feb 18, 6:45 AM MSTNON-TSTM WND GST 523 W 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, 7.1 hours before the alert went out and 206 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 2014-02-17Temperature 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 2014-02-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 230 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
3839 m above ground
0-6 km bulk shear
85 kt
0-1 km storm-relative helicity
230 m²/s²
0-3 km storm-relative helicity
285 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.

727 
WWUS75 KBOU 171908
NPWBOU

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE DENVER/BOULDER CO
1208 PM MST MON FEB 17 2014

...PERIODS OF HIGH WINDS EXPECTED IN THE FRONT RANGE MOUNTAINS AND
FOOTHILLS LATE TODAY INTO TUESDAY MORNING...

.A STRONG JET STREAM WILL BRING INCREASED WINDS TO THE FRONT RANGE
LATER TODAY. WINDS IN THE HIGHER MOUNTAINS WILL INCREASE THIS
AFTERNOON...WHILE THE WINDS IN THE FOOTHILLS WILL BE MORE
VARIABLE...WITH PERIODS OF STRONG WINDS. GUSTS AS HIGH AS 80 MPH
ARE EXPECTED IN EXPOSED AREAS.

COZ033>036-180500-
/O.UPG.KBOU.HW.A.0005.140218T0300Z-140218T1500Z/
/O.NEW.KBOU.HW.W.0011.140217T2300Z-140218T1700Z/
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-
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...ESTES PARK...GLENDEVEY...
NEDERLAND...RED FEATHER LAKES...BAILEY...CENTRAL CITY...
EVERGREEN...GEORGETOWN...IDAHO SPRINGS...WESTCREEK
1208 PM MST MON FEB 17 2014

...HIGH WIND WARNING IN EFFECT FROM 4 PM THIS AFTERNOON TO 10 AM
MST TUESDAY...

THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A HIGH WIND
WARNING...WHICH IS IN EFFECT FROM 4 PM THIS AFTERNOON TO 10 AM
MST TUESDAY. THE HIGH WIND WATCH IS NO LONGER IN EFFECT. 

* TIMING...WINDS WILL BECOME STRONGER THIS AFTERNOON AND CONTINUE
  OVERNIGHT IN THE HIGHER MOUNTAINS. IN THE FOOTHILLS THERE WILL
  BE PERIODS OF STRONG WINDS. THE WINDS WILL DECREASE BY MIDDAY
  TUESDAY.

* WINDS...WEST 25 TO 45 MPH WITH GUSTS TO AROUND 80 MPH ABOVE
  TIMBERLINE AND DOWN THROUGH THE FRONT RANGE FOOTHILLS.

* IMPACTS...STRONG CROSS WINDS WILL CREATE HAZARDOUS DRIVING 
  CONDITIONS. DRIVERS OF HIGH PROFILE VEHICLES PLANNING TO 
  TRAVEL TONIGHT OR TUESDAY MORNING SHOULD CONSIDER MOVING 
  TRAVEL TIMES TO EITHER TODAY OR LATER TUESDAY WHEN WINDS 
  SUBSIDE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

GIMMESTAD
3 follow-up statements
943 
WWUS75 KBOU 180028
NPWBOU

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE DENVER/BOULDER CO
528 PM MST MON FEB 17 2014

...PERIODS OF HIGH WINDS EXPECTED IN THE FRONT RANGE MOUNTAINS
AND FOOTHILLS TONIGHT AND INTO TUESDAY MORNING...

.A STRONG JET STREAM NORTH OF COLORADO WILL BRING INCREASED WINDS
TO THE FRONT RANGE LATER THIS EVENING AND OVERNIGHT. WINDS IN THE
HIGHER MOUNTAINS WILL INCREASE THIS EVENING...WHILE THE WINDS IN
THE FOOTHILLS WILL BE MORE VARIABLE. THE STRONGEST WINDS IN THE
FOOTHILLS WILL DEVELOP TOWARDS MIDNIGHT AND CONTINUE THROUGH
EARLY TUESDAY MORNING. GUSTS AS HIGH AS 80 MPH ARE EXPECTED IN
EXPOSED AREAS.

COZ033>036-181230-
/O.CON.KBOU.HW.W.0011.000000T0000Z-140218T1700Z/
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-
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...ESTES PARK...GLENDEVEY...
NEDERLAND...RED FEATHER LAKES...BAILEY...CENTRAL CITY...
EVERGREEN...GEORGETOWN...IDAHO SPRINGS...WESTCREEK
528 PM MST MON FEB 17 2014

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 10 AM MST TUESDAY...

* TIMING...WINDS WILL BECOME STRONGER LATER THIS EVENING AND
  CONTINUE OVERNIGHT IN THE HIGHER MOUNTAINS. IN THE FOOTHILLS
  THERE WILL BE PERIODS OF STRONG WINDS...ESPECIALLY AFTER
  MIDNIGHT. THE WINDS WILL DECREASE BY MIDDAY TUESDAY.

* WINDS...WEST WINDS WILL INCREASE TO 25 TO 45 MPH WITH GUSTS TO
  AROUND 80 MPH ABOVE TIMBERLINE AND DOWN THROUGH THE FRONT RANGE
  FOOTHILLS.

* IMPACTS...STRONG CROSS WINDS WILL CREATE HAZARDOUS DRIVING
  CONDITIONS. DRIVERS OF HIGH PROFILE VEHICLES PLANNING TO TRAVEL
  TONIGHT OR TUESDAY MORNING SHOULD CONSIDER MOVING TRAVEL TIMES
  TO LATER TUESDAY WHEN WINDS SUBSIDE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
687 
WWUS75 KBOU 181130
NPWBOU

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE DENVER/BOULDER CO
430 AM MST TUE FEB 18 2014

...PERIODS OF HIGH WINDS CONTINUING IN THE FRONT RANGE MOUNTAINS
AND FOOTHILLS THIS MORNING...

.A STRONG JET STREAM MOVING OVER NORTHERN COLORADO TODAY WILL
BRING STRONG WINDS TO THE FRONT RANGE FOR THE NEXT SEVERAL HOURS.
GUSTS AS HIGH AS 80 MPH ARE EXPECTED IN EXPOSED AREAS. THE UPPER
LEVEL JET STREAM WILL MOVE TO THE NORTH OF COLORADO THIS AFTERNOON
AND TONIGHT...ALLOWING THE WINDS ALONG THE FRONT RANGE TO BEGIN
SUBSIDING. 

COZ033>036-181700-
/O.CON.KBOU.HW.W.0011.000000T0000Z-140218T1700Z/
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-
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...ESTES PARK...GLENDEVEY...
NEDERLAND...RED FEATHER LAKES...BAILEY...CENTRAL CITY...
EVERGREEN...GEORGETOWN...IDAHO SPRINGS...WESTCREEK
430 AM MST TUE FEB 18 2014

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 10 AM MST THIS
MORNING...

* TIMING...STRONG WINDS OCCURRING THIS MORNING WILL CONTINUE
  THROUGH ABOUT MID-MORNING AND THEN GRADUALLY DECREASE THROUGH
  THE AFTERNOON HOURS. 

* WINDS...WEST WINDS AT 30 TO 45 MPH WITH GUSTS TO AROUND 80 MPH
  ABOVE TIMBERLINE AND ACROSS FRONT RANGE FOOTHILLS...ESPECIALLY
  IN WESTERN BOULDER AND NORTHERN JEFFERSON COUNTIES.

* IMPACTS...STRONG CROSS WINDS WILL CREATE HAZARDOUS DRIVING
  CONDITIONS. DRIVERS OF HIGH PROFILE VEHICLES THIS MORNING SHOULD
  CONSIDER DELAYING TRAVEL TIMES TO LATER THIS AFTERNOON WHEN
  WINDS BEGIN TO SUBSIDE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
924 
WWUS75 KBOU 181658
NPWBOU

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE DENVER/BOULDER CO
958 AM MST TUE FEB 18 2014

COZ033>036-181800-
/O.EXP.KBOU.HW.W.0011.000000T0000Z-140218T1700Z/
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-
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...ESTES PARK...GLENDEVEY...
NEDERLAND...RED FEATHER LAKES...BAILEY...CENTRAL CITY...
EVERGREEN...GEORGETOWN...IDAHO SPRINGS...WESTCREEK
958 AM MST TUE FEB 18 2014

...HIGH WIND WARNING WILL EXPIRE AT 10 AM MST THIS MORNING...

THE THREAT OF DAMAGING WINDS HAS ENDED OVER THE FRONT RANGE. WINDY
CONDITIONS WILL CONTINUE TODAY WITH GUSTS IN THE 40 TO 50 MPH
RANGE IN AND CLOSE TO THE MOUNTAINS. DRIVERS SHOULD STILL BE ALERT
FOR SUDDEN GUSTS.

$$

GIMMESTAD

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 16, 8:37 PM MSTHigh Wind WarningBOUBoulder, Clear Creek, Douglas, Gilpin, Jefferson, Larimer and 1 more7 hr
Feb 17, 4:23 AM MSTHigh Wind WatchBOUBoulder, Clear Creek, Douglas, Gilpin, Grand, Jackson and 4 more8 hr

Nearby

High Wind Warnings in Colorado, 2014Every high wind 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.