Alert archive / Colorado / High Wind Warnings in 2007

High Wind Warning 7, NWS Denver/Boulder, CO

December 3, 200710 counties in Colorado

NWS Denver/Boulder, CO issued this high wind warning at Dec 3, 2007, 7:57 PM MST for 10 counties in Colorado. It was in force for 16 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Dec 3, 2007, 7:57 PM MST (02:57 UTC)
Expired
Dec 4, 2007, 11:57 AM MST
In force
16 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 02:58 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.

The nearest sounding before it

Denver, CO (KDNR), launched 00:00Z, 3.0 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 00:00Z on 2007-12-04Temperature 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 00:00Z on 2007-12-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 27 square meters per square second.19395878Sfc1 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
3392 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
27 m²/s²
0-3 km storm-relative helicity
63 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.

000 
WWUS75 KBOU 040257
NPWBOU

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE DENVER CO
757 PM MST MON DEC 3 2007

...HIGH WIND POTENTIAL FOR THE NORTH CENTRAL MOUNTAINS AND FRONT
RANGE FOOTHILLS FOR TONIGHT THROUGH TUESDAY MORNING...

.STRONG WINDS ALOFT COUPLED WITH STABILITY AT THE MOUNTAIN TOP
LEVEL WILL BRING HIGH WINDS TO THE NORTH CENTRAL MOUNTAINS AND
FRONT RANGE FOOTHILLS OF COLORADO LATE TONIGHT UNTIL NOON TUESDAY.

ALTHOUGH THE STRONGEST WIND GUSTS HAVE BEEN CONFINED TO AREAS
GENERALLY ABOVE 10 THOUSAND FEET LATE THIS AFTERNOON AND EARLY
EVENING...THEY ARE EXPECTED TO EVENTUALLY SPREAD INTO THE FRONT
RANGE FOOTHILL LOCATIONS OVERNIGHT. THE STRONGER GUSTS WILL LIKELY
OCCUR ABOVE 8 THOUSAND FEET.

SUSTAINED WEST WINDS OF 25 TO 45 MPH WILL BE COMMON WITH GUSTS TO
85 MPH OVER THE MOUNTAIN PASSES AND HIGHER EXPOSED EAST SLOPES.

COZ033>036-041100-
/O.UPG.KBOU.HW.A.0008.071204T0700Z-071204T1900Z/
/O.NEW.KBOU.HW.W.0007.071204T0257Z-071204T1900Z/
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...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
757 PM MST MON DEC 3 2007

...HIGH WIND WARNING IN EFFECT UNTIL 12 PM MST TUESDAY...

THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A HIGH WIND
WARNING...WHICH IS IN EFFECT UNTIL 12 PM MST TUESDAY. THE HIGH
WIND WATCH IS NO LONGER IN EFFECT. 

WIND SPEEDS OF 25 TO 45 MPH ARE EXPECTED ALONG AND EAST OF THE
DIVIDE IN THE MOUNTAINS AND FRONT RANGE FOOTHILLS. GUSTS TO 85 MPH
WILL OCCUR IN THE MORE WIND PRONE AREAS. LOCATIONS LIKE THE PEAK
TO PEAK HIGHWAY...FROM AROUND NEDERLAND TO ESTES PARK...WILL BE
ESPECIALLY SUSCEPTIBLE TO STRONG WINDS. MUCH LIGHTER WINDS ARE
EXPECTED IN THE MOUNTAIN VALLEYS.

REMEMBER...A HIGH WIND WARNING MEANS THAT STRONG AND POTENTIALLY
DAMAGING WINDS ARE EITHER OCCURRING OR HIGHLY LIKELY.

$$
2 follow-up statements
000 
WWUS75 KBOU 041052
NPWBOU

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE DENVER CO
352 AM MST TUE DEC 4 2007

.STRONG WINDS ALOFT COUPLED WITH HIGH STABILITY AT THE MOUNTAIN
TOP LEVEL WILL CONTINUE TO BRING HIGH WINDS TO THE NORTH CENTRAL
MOUNTAINS AND FRONT RANGE FOOTHILLS OF COLORADO THROUGH NOON
TODAY.

THE HIGHER WIND GUSTS ALONG THE EAST SLOPES OF THE CONTINENTAL
DIVIDE HAVE BEEN IN THE 70 TO 85 MPH RANGE OVERNIGHT WHILE PEAK
GUSTS IN THE FOOTHILLS HAVE BEEN UP TO 50 MPH. THE STRONGEST WINDS
HAVE BEEN UP OVER THE PEAK TO PEAK HIGHWAY AND AREAS UP ALONG THE
DIVIDE. THE WINDS HAVE GENERALLY BEEN LIGHTER FURTHER SOUTH
ACROSS JEFFERSON COUNTY.

THE WINDS WILL CONTINUE TO STRENGTHEN OVER THE FRONT RANGE
FOOTHILLS THROUGH EARLY THIS MORNING...WITH THE STRONGEST WINDS
EXPECTED BETWEEN 5 AM AND 10 AM THIS MORNING.


COZ033>036-041900-
/O.CON.KBOU.HW.W.0007.000000T0000Z-071204T1900Z/
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...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
352 AM MST TUE DEC 4 2007

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL NOON MST TODAY...

A HIGH WIND WARNING REMAINS IN EFFECT UNTIL NOON MST TODAY. 

WIND SPEEDS OF 25 TO 45 MPH ARE EXPECTED ALONG AND EAST OF THE
DIVIDE IN THE MOUNTAINS AND FRONT RANGE FOOTHILLS. GUSTS TO
80 MPH WILL OCCUR IN THE MORE WIND PRONE AREAS. LOCATIONS LIKE
THE PEAK TO PEAK HIGHWAY...FROM AROUND NEDERLAND TO ESTES PARK...
WILL BE ESPECIALLY SUSCEPTIBLE TO STRONG WINDS. MUCH LIGHTER WINDS
ARE EXPECTED IN THE MOUNTAIN VALLEYS. THE STRONGEST WINDS ARE
EXPECTED TO DECREASE IN THE FOOTHILLS THIS AFTERNOON. 

REMEMBER...A HIGH WIND WARNING MEANS THAT STRONG AND POTENTIALLY
DAMAGING WINDS ARE EITHER OCCURRING OR HIGHLY LIKELY.

$$

ENTREKIN
000 
WWUS75 KBOU 041857
NPWBOU

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE DENVER CO
1157 AM MST TUE DEC 4 2007

...WIND SPEEDS GRADUALLY DECREASING...

COZ033>036-042000-
/O.CAN.KBOU.HW.W.0007.000000T0000Z-071204T1900Z/
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...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
1157 AM MST TUE DEC 4 2007

...HIGH WIND WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN DENVER HAS CANCELED THE HIGH
WIND WARNING. 

THE HIGH WIND WARNING FOR THE NORTH CENTRAL MOUNTAINS AND FRONT
RANGE FOOTHILLS HAS EXPIRED. GUSTS WEST WINDS WILL CONTINUE THIS
AFTERNOON BUT SPEEDS ARE NOT EXPECTED TO REACH HIGH WIND CRITERIA.


$$

Nearby

High Wind Warnings in Colorado, 2007Every high wind warning in 2007

Sources

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