Alert archive / Colorado / High Wind Warnings in 2017

High Wind Warning 12, NWS Pueblo, CO

December 23, 2017Chaffee County, Lake County, Saguache County, Colorado

NWS Pueblo, CO issued this high wind warning at Dec 23, 2017, 3:09 PM MST for Chaffee County, Lake County, Saguache County, Colorado. It took effect at Dec 23, 2017, 5:00 PM MST. It was in force for 11 hr. 1 report 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
Dec 23, 2017, 3:09 PM MST (22:09 UTC)
In effect from
Dec 23, 2017, 5:00 PM MST
Expired
Dec 24, 2017, 4:00 AM MST
In force
11 hr
Issued by
NWS Pueblo, CO

Counties Chaffee County, CO, Lake County, CO, Saguache County, CO

The radar

The Grand Junction radar (KGJX), 173 km from the middle of the area, began a volume at 22:06 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
Dec 23, 9:14 PM MSTNON-TSTM WND GST 78Monarch Pass, CO

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Grand Junction, CO (KGJT), launched 12:00Z, 10.2 hours before the alert went out and 199 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, Grand Junction, CO at 12:00Z on 2017-12-23Temperature 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, Grand Junction, CO at 12:00Z on 2017-12-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 159 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
1545 m above ground
0-6 km bulk shear
70 kt
0-1 km storm-relative helicity
159 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.

362 
WWUS75 KPUB 232209
NPWPUB

URGENT - WEATHER MESSAGE
National Weather Service Pueblo CO
309 PM MST Sat Dec 23 2017

COZ058-060-240615-
/O.NEW.KPUB.HW.W.0012.171224T0000Z-171224T1100Z/
Western Mosquito Range/East Lake County Above 11000 Feet-
Eastern Sawatch Mountains Above 11000 Feet-
INCLUDING Climax and Bonanza
309 PM MST Sat Dec 23 2017

...HIGH WIND WARNING IN EFFECT UNTIL 4 AM MST SUNDAY...

The National Weather Service in Pueblo has issued a High Wind
Warning, which is in effect until 4 AM MST Sunday. 

* LOCATION...The Western Mosquito Range and Eastern Lake County
  above 11000 feet, and the Eastern Sawatch Mountains above 11000
  feet.

* CAUSE AND TIMING...A strong upper level jet stream over the area
  will lead to strong winds through late tonight.

* WIND...Westerly 45 to 55 mph with gusts of 75 mph.

* IMPACT...Blowing snow will cause poor visibility at times. The
  strong winds will pose a hazard to high profile vehicles.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A High Wind Warning means a hazardous high wind event is expected
or occurring. Sustained wind speeds of at least 50 mph or gusts 
of 70 mph or more can lead to property damage.

&&

$$
2 follow-up statements
315 
WWUS75 KPUB 240304
NPWPUB

URGENT - WEATHER MESSAGE
National Weather Service Pueblo CO
804 PM MST Sat Dec 23 2017

COZ058-060-241100-
/O.CON.KPUB.HW.W.0012.000000T0000Z-171224T1100Z/
Western Mosquito Range/East Lake County Above 11000 Feet-
Eastern Sawatch Mountains Above 11000 Feet-
INCLUDING Climax and Bonanza
804 PM MST Sat Dec 23 2017

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 4 AM MST SUNDAY...

* LOCATION...The Western Mosquito Range and Eastern Lake County 
  above 11000 feet, and the Eastern Sawatch Mountains above 
  11000 feet. 

* CAUSE AND TIMING...A strong upper level jet stream over the 
  area will lead to strong winds through late tonight. 

* WIND...Westerly 45 to 55 mph with gusts up to around 75 mph.

* IMPACT...Blowing snow will cause poor visibility at times. The 
  strong winds will pose a hazard to high profile vehicles. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A High Wind Warning means a hazardous high wind event is expected
or occurring. Sustained wind speeds of at least 50 mph or gusts
of 70 mph or more can lead to property damage.

&&

$$
369 
WWUS75 KPUB 241054
NPWPUB

URGENT - WEATHER MESSAGE
National Weather Service Pueblo CO
354 AM MST Sun Dec 24 2017

COZ058-060-241200-
/O.EXP.KPUB.HW.W.0012.000000T0000Z-171224T1100Z/
Western Mosquito Range/East Lake County Above 11000 Feet-
Eastern Sawatch Mountains Above 11000 Feet-
INCLUDING Climax and Bonanza
354 AM MST Sun Dec 24 2017

...HIGH WIND WARNING WILL EXPIRE AT 4 AM MST EARLY THIS MORNING...

Winds have subsided over the Central Mountains early this morning.
A few gusts to near 50 mph are possible through mid morning which
will likely continue to produce areas of reduced visibilities over
mountain passes.

$$

Nearby

High Wind Warnings in Colorado, 2017Every high wind warning in 2017

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.