Alert archive / Colorado / High Wind Warnings in 2019

High Wind Warning 3, NWS Denver/Boulder, CO

February 3, 20199 counties in Colorado

NWS Denver/Boulder, CO issued this high wind warning at Feb 3, 2019, 11:19 AM MST for 9 counties in Colorado. It was in force for 3 hr. 9 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 3, 2019, 11:19 AM MST (18:19 UTC)
Expired
Feb 3, 2019, 2:31 PM MST
In force
3 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 18:23 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 3, 11:35 AM MSTNON-TSTM WND GST 521 Nne Walden, COAWOS STATION 33V, WALDEN.
Feb 3, 11:38 AM MSTNON-TSTM WND GST 522 Ssw Radium, COMESONET STATION DYGC2, 1 SW RADIUM.
Feb 3, 11:46 AM MSTNON-TSTM WND GST 5511 Nne Kremmling, COMESONET STATION GSPC2, 10 NNE KREMMLING.
Feb 3, 11:50 AM MSTNON-TSTM WND GST 527 Ene Coalmont, COMESONET STATION CSU40, 7 ENE COALMONT.
Feb 3, 12:19 PM MSTNON-TSTM WND GST 524 Nnw Keystone, COMESONET STATION CO161, 3 NNW KEYSTONE.
Feb 3, 12:22 PM MSTNON-TSTM WND GST 65Virginia Dale, COMESONET STATION CO036, VIRGINIA DALE.
Feb 3, 12:25 PM MSTNON-TSTM WND GST 591 E Granby, COGRANBY ASOS.
Feb 3, 12:32 PM MSTNON-TSTM WND GST 573 Nne Pleasant View, COMESONET STATION E7094, APPLEWOOD.
Feb 3, 12:33 PM MSTNON-TSTM WND GST 612 Nnw Glen Haven, COMESONET STATION E4490, 1 NW GLEN HAVEN.

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, 6.3 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 12:00Z on 2019-02-03Temperature 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 2019-02-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 35 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
2493 m above ground
0-6 km bulk shear
51 kt
0-1 km storm-relative helicity
35 m²/s²
0-3 km storm-relative helicity
85 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

196 
WWUS75 KBOU 031819
NPWBOU

URGENT - WEATHER MESSAGE
National Weather Service Denver/Boulder CO
1119 AM MST Sun Feb 3 2019

COZ030>035-032200-
/O.NEW.KBOU.HW.W.0003.190203T1819Z-190203T2200Z/
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-
Including the cities of Gould, North Park, Rand, Spicer, Walden, 
East Slopes Park and Northern Gore Ranges, Gore Pass, 
Rabbit Ears Pass, Dillon, Fraser, Granby, Grand Lake, 
Hot Sulphur Springs, Kremmling, 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, 
and Red Feather Lakes
1119 AM MST Sun Feb 3 2019

...HIGH WIND WARNING IN EFFECT UNTIL 3 PM MST THIS AFTERNOON...

The National Weather Service in Denver has issued a High Wind
Warning, which is in effect until 3 PM MST this afternoon.

* WINDS...Southwest 30 to 40 mph with gusts up to 65 mph on valley
  floors, and upwards of 80 mph above timberline.

* TIMING...Through mid afternoon.

* IMPACTS...Trees could be blown down and a few power outages may
  result. Travel will be difficult for high profile vehicles. The
  high winds in combination with a brief burst of heavy snow may
  reduce visibility to near zero at times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A High Wind Warning means a hazardous high wind event is expected
or occurring. Strong winds may lead to property damage. Hazardous
driving conditions due to powerful cross winds will pose a
serious risk for drivers, especially for light weight and
high profile vehicles. Loose outdoor items should be brought
inside or secured properly. 

&&

$$
1 follow-up statement
414 
WWUS75 KBOU 032131
NPWBOU

URGENT - WEATHER MESSAGE
National Weather Service Denver/Boulder CO
231 PM MST Sun Feb 3 2019


COZ030>035-032245-
/O.CAN.KBOU.HW.W.0003.000000T0000Z-190203T2200Z/
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-
Including the cities of Gould, North Park, Rand, Spicer, Walden, 
East Slopes Park and Northern Gore Ranges, Gore Pass, 
Rabbit Ears Pass, Dillon, Fraser, Granby, Grand Lake, 
Hot Sulphur Springs, Kremmling, 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, 
and Red Feather Lakes
231 PM MST Sun Feb 3 2019

...HIGH WIND WARNING IS CANCELLED...

The National Weather Service in Denver has cancelled the High
Wind Warning.

Although the High Wind Warning has been cancelled, gusty winds
will continue through the rest of the afternoon. Peak wind gusts 
to 45 mph are still possible on the valley floors, with gusts to 
around 60 mph above timberline. 

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 3, 3:24 AM MSTWinter Weather AdvisoryBOUGrand, Jackson11 hr

Nearby

High Wind Warnings in Colorado, 2019Every high wind warning in 2019

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.