Alert archive / Wyoming / High Wind Warnings in 2018

High Wind Warning 2, NWS Cheyenne, WY

January 10, 2018Albany County, Carbon County, Wyoming

NWS Cheyenne, WY issued this high wind warning at Jan 10, 2018, 12:03 AM MST for Albany County, Carbon County, Wyoming. It was in force for 7 hr. 6 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
Jan 10, 2018, 12:03 AM MST (07:03 UTC)
Expired
Jan 10, 2018, 6:35 AM MST
In force
7 hr
Issued by
NWS Cheyenne, WY

Counties Albany County, WY, Carbon County, WY

The radar

The Cheyenne radar (KCYS), 140 km from the middle of the area, began a volume at 07:09 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
Jan 10, 12:05 AM MSTNON-TSTM WND GST 607 Nw Elk Mountain, WYHALLECK RIDGE WYDOT SENSOR NORTHWEST OF ELK MOUNTAIN.
Jan 10, 12:05 AM MSTNON-TSTM WND GST 68Arlington, WYWYDOT SENSOR AT ARLINGTON.
Jan 10, 12:10 AM MSTNON-TSTM WND GST 652 Ese Arlington, WYWYDOT SENSOR EAST OF ARLINGTON.
Jan 10, 12:30 AM MSTNON-TSTM WND GST 623 Nw Arlington, WYFOOTE CREEK WYDOT SENSOR NEAR ARLINGTON.
Jan 10, 12:35 AM MSTNON-TSTM WND GST 767 Ese Arlington, WYWYDOT SENSOR AT COOPER COVE...SOUTHEAST OF ARLINGTON.
Jan 10, 12:50 AM MSTNON-TSTM WND GST 6315 Nne Centennial, WYWYDOT SENSOR AT STROUSS HILL.

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

The nearest sounding before it

Riverton, WY (KRIW), launched 00:00Z, 7.1 hours before the alert went out and 230 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, Riverton, WY at 00:00Z on 2018-01-10Temperature 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, Riverton, WY at 00:00Z on 2018-01-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 109 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
1798 m above ground
0-6 km bulk shear
47 kt
0-1 km storm-relative helicity
109 m²/s²
0-3 km storm-relative helicity
191 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

262 
WWUS75 KCYS 100703
NPWCYS

URGENT - WEATHER MESSAGE
National Weather Service Cheyenne WY
1203 AM MST Wed Jan 10 2018

...VERY STRONG WINDS NEAR ARLINGTON AND ELK MOUNTAIN MAY CONTINUE
THROUGH THE NIGHT... 

WYZ110-101200-
/O.NEW.KCYS.HW.W.0002.180110T0703Z-180110T1200Z/
North Snowy Range Foothills-
Including the cities of Arlington and Elk Mountain
1203 AM MST Wed Jan 10 2018

...HIGH WIND WARNING IN EFFECT UNTIL 5 AM MST EARLY THIS
MORNING...

The National Weather Service in Cheyenne has issued a High Wind
Warning, which is in effect until 5 AM MST early this morning. 

* TIMING...Through 5 AM MST this morning. 

* WINDS...West to southwest 40 to 55 MPH with gusts around 65 MPH. 

* IMPACTS...Mainly to transportation. Dangerous travel 
  conditions for light weight and high profile vehicles, 
  including potential for blow overs. This includes the 
  Arlington and Elk Mountain area along Interstate 80 between 
  Laramie and Rawlins. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A High Wind Warning means a hazardous high wind event is expected
or occurring. Sustained wind speeds of at least 40 mph or gusts
of 58 mph or more can lead to property damage.

&&

$$

CLH
2 follow-up statements
899 
WWUS75 KCYS 101155
NPWCYS

URGENT - WEATHER MESSAGE
National Weather Service Cheyenne WY
455 AM MST Wed Jan 10 2018

...PERIODS OF STRONG WINDS WILL CONTINUE THROUGH SUNRISE IN THE
ARLINGTON AND ELK MOUNTAIN AREAS... 

WYZ110-101400-
/O.EXT.KCYS.HW.W.0002.000000T0000Z-180110T1400Z/
North Snowy Range Foothills-
Including the cities of Arlington and Elk Mountain
455 AM MST Wed Jan 10 2018

...HIGH WIND WARNING NOW IN EFFECT UNTIL 7 AM MST THIS MORNING...

* TIMING...Through 7 AM MST this morning.

* WINDS...West to southwest 40 to 50 MPH with gusts 55 to 60 MPH.

* IMPACTS...Mainly to transportation. Dangerous travel 
  conditions for light weight and high profile vehicles, 
  including potential for blow overs. This includes the 
  Arlington and Elk Mountain area along Interstate 80 between 
  Laramie and Rawlins. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A High Wind Warning means a hazardous high wind event is expected
or occurring. Sustained wind speeds of at least 40 mph or gusts
of 58 mph or more can lead to property damage.

&&

$$

CLH
710 
WWUS75 KCYS 101335
NPWCYS

URGENT - WEATHER MESSAGE
National Weather Service Cheyenne WY
635 AM MST Wed Jan 10 2018

WYZ110-101445-
/O.CAN.KCYS.HW.W.0002.000000T0000Z-180110T1400Z/
North Snowy Range Foothills-
Including the cities of Arlington and Elk Mountain
635 AM MST Wed Jan 10 2018

...HIGH WIND WARNING IS CANCELLED...

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

Winds have diminished below warning criteria. However, west to
southwest winds of 30 to 40 MPH with gusts around 50 MPH will
remain possible this morning, mainly between Interstate 80 mile
markers 245 and 255 between Laramie and Rawlins, near Halleck
Ridge. 

$$

The office that day

Everything else NWS Cheyenne, WY issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jan 10, 1:33 PM MSTHigh Wind WatchCYSAlbany, Carbon, Laramie, Platte14 hr

Nearby

High Wind Warnings in Wyoming, 2018Every high wind warning in 2018

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.