Alert archive / Colorado / High Wind Warnings in 2007

High Wind Warning 3, NWS Denver/Boulder, CO

February 24, 20077 counties in Colorado

NWS Denver/Boulder, CO issued this high wind warning at Feb 24, 2007, 8:30 AM MST for 7 counties in Colorado. It was in force for 3 hr. 2 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 24, 2007, 8:30 AM MST (15:30 UTC)
Expired
Feb 24, 2007, 11:49 AM MST
In force
3 hr
Issued by
NWS Denver/Boulder, CO

Counties Adams County, CO, Arapahoe County, CO, Broomfield County, CO, Denver County, CO, Douglas County, CO, Larimer County, CO, Weld County, CO

The radar

The Denver radar (KFTG), 28 km from the middle of the area, began a volume at 15:33 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 24, 8:37 AM MSTSNOW 51 N Strasburg, CO
Feb 24, 9:30 AM MSTHEAVY SNOW 6.1Centennial, 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 12:00Z, 3.5 hours before the alert went out and 132 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 2007-02-24Temperature 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 2007-02-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -20 square meters per square second.193958Sfc1 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
616 m above ground
0-6 km bulk shear
18 kt
0-1 km storm-relative helicity
-20 m²/s²
0-3 km storm-relative helicity
124 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 241530
NPWBOU

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE DENVER CO
830 AM MST SAT FEB 24 2007

COZ038-040-043-242300-
/O.NEW.KBOU.HW.W.0003.070224T1530Z-070224T2300Z/
LARIMER COUNTY BELOW 6000 FEET/NORTHWEST WELD COUNTY-
NORTH DOUGLAS COUNTY BELOW 6000 FEET/DENVER/WEST ADAMS AND
ARAPAHOE COUNTIES/EAST BROOMFIELD COUNTY-
CENTRAL AND SOUTH WELD COUNTY-
INCLUDING...FORT COLLINS...HEREFORD...LOVELAND...NUNN...AURORA...
BRIGHTON...CITY OF DENVER...DENVER INTERNATIONAL AIRPORT...
HIGHLANDS RANCH...LITTLETON...PARKER...EATON...FORT LUPTON...
GREELEY...ROGGEN
830 AM MST SAT FEB 24 2007

...HIGH WIND WARNING IN EFFECT UNTIL 4 PM MST THIS AFTERNOON...

THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A HIGH WIND
WARNING...WHICH IS IN EFFECT UNTIL 4 PM MST THIS AFTERNOON. 

STRONG NORTH AND NORTHWEST WINDS WILL DEVELOP THIS MORNING OVER
THE FRONT RANGE BEHIND AN INTENSE STORM MOVING INTO KANSAS.
NORTHWEST WINDS OF 40 TO 50 MPH WILL BE POSSIBLE WITH SOME GUSTS
TO 60 MPH. THE STRONG WINDS WILL CAUSE SOME BLOWING SNOW IN AREAS
OF FAR SOUTHEASTERN METRO AREA WHERE SOME SNOW ACCUMULATION
OCCURRED EARLIER. THE WINDS WILL SLOWLY ABATE LATER THIS
AFTERNOON.

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

$$

046
1 follow-up statement
000 
WWUS75 KBOU 241849
NPWBOU

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE DENVER CO
1149 AM MST SAT FEB 24 2007

COZ038-040-043-242000-
/O.CAN.KBOU.HW.W.0003.000000T0000Z-070224T2300Z/
LARIMER COUNTY BELOW 6000 FEET/NORTHWEST WELD COUNTY-
NORTH DOUGLAS COUNTY BELOW 6000 FEET/DENVER/WEST ADAMS AND
ARAPAHOE COUNTIES/EAST BROOMFIELD COUNTY-
CENTRAL AND SOUTH WELD COUNTY-
INCLUDING...FORT COLLINS...HEREFORD...LOVELAND...NUNN...AURORA...
BRIGHTON...CITY OF DENVER...DENVER INTERNATIONAL AIRPORT...
HIGHLANDS RANCH...LITTLETON...PARKER...EATON...FORT LUPTON...
GREELEY...ROGGEN
1149 AM MST SAT FEB 24 2007

...HIGH WIND WARNING IS CANCELLED...

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

WINDS ACROSS THE FRONT RANGE HAVE DECREASED...THEREFORE THE HIGH
WIND WARNING HAS BEEN CANCELLED. HOWEVER...SOME AREAS OF WELD
COUNTY NEAR THE WYOMING BORDER WILL STILL EXPERIENCE NORTH WINDS
OF 25 TO 35 MPH THROUGHOUT THE AFTERNOON.

$$

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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.