Alert archive / Wyoming / High Wind Warnings in 2017

High Wind Warning 13, NWS Cheyenne, WY

February 25, 2017Albany County, Carbon County, Wyoming

NWS Cheyenne, WY issued this high wind warning at Feb 25, 2017, 9:19 PM MST for Albany County, Carbon County, Wyoming. It was in force for 5 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 25, 2017, 9:19 PM MST (04:19 UTC)
Expired
Feb 26, 2017, 1:49 AM MST
In force
5 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 04:17 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 25, 9:20 PM MSTHIGH SUST WINDS 425 Nw Arlington, WYTHIS IS WYDOT SITE WAGONHOUND.
Feb 25, 9:25 PM MSTNON-TSTM WND GST 583 Nw Arlington, WYTHIS IS WYDOT SITE FOOTE CREEK. SUSTAINED WIND 49 MPH.
Feb 25, 9:45 PM MSTNON-TSTM WND GST 623 Nw Arlington, WYTHIS IS WYDOT SITE FOOTE CREEK. SUSTAINED WIND 50 MPH.
Feb 25, 9:56 PM MSTNON-TSTM WND GST 58Arlington, WYSUSTAINED 42 MPH.
Feb 25, 10:35 PM MSTHIGH SUST WINDS 455 Nw Arlington, WYSUSTAINED BETWEEN 40 AND 45 MPH SINCE 835 PM.
Feb 25, 10:36 PM MSTNON-TSTM WND GST 62Arlington, WYSUSTAINED 50 MPH.
Feb 25, 10:46 PM MSTNON-TSTM WND GST 63Arlington, WYSUSTAINED 49 MPH.
Feb 25, 11:25 PM MSTNON-TSTM WND GST 62Arlington, WYSUSTAINED 46 MPH.
Feb 26, 12:35 AM MSTNON-TSTM WND GST 58Arlington, WYSUSTAINED 43 MPH.

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, 4.3 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 2017-02-26Temperature 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 2017-02-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 54 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
2406 m above ground
0-6 km bulk shear
38 kt
0-1 km storm-relative helicity
54 m²/s²
0-3 km storm-relative helicity
198 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

377 
WWUS75 KCYS 260419
NPWCYS

URGENT - WEATHER MESSAGE
National Weather Service Cheyenne WY
919 PM MST Sat Feb 25 2017

...Very Strong Winds in the Arlington and Elk Mountain Areas
Tonight...

WYZ110-261000-
/O.NEW.KCYS.HW.W.0013.170226T0419Z-170226T1000Z/
North Snowy Range Foothills-
Including the cities of Arlington and Elk Mountain
919 PM MST Sat Feb 25 2017

...HIGH WIND WARNING IN EFFECT UNTIL 3 AM MST SUNDAY...

The National Weather Service in Cheyenne has issued a High Wind
Warning, which is in effect until 3 AM MST Sunday. 

...HIGH WIND WARNING IN EFFECT UNTIL 1 AM MST SUNDAY...

The National Weather Service in Cheyenne has issued a High Wind
Warning, which is in effect until 1 AM MST Sunday. 

* TIMING...Through early Sunday morning.

* WINDS...West to southwest 35 to 50 mph with gusts to 65 mph.

* IMPACTS...Mainly to transportation. Light weight and high
  profile vehicles traveling on Interstate 80 have a heightened 
  risk of blowover. Blowing snow will create dangerous travel 
  conditions due to drifitng of snow on the roads and reduced 
  visibility less than one half mile. 

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.

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.

&&

$$
2 follow-up statements
891 
WWUS75 KCYS 260504
NPWCYS

URGENT - WEATHER MESSAGE
National Weather Service Cheyenne WY
1004 PM MST Sat Feb 25 2017

...Very Strong Winds in the Arlington and Elk Mountain Areas
Tonight...

WYZ110-261000-
/O.CON.KCYS.HW.W.0013.000000T0000Z-170226T1000Z/
North Snowy Range Foothills-
Including the cities of Arlington and Elk Mountain
1004 PM MST Sat Feb 25 2017

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 3 AM MST SUNDAY...

The National Weather Service in Cheyenne has issued a High Wind
Warning, which is in effect until 3 AM MST Sunday. 

* TIMING...Through early Sunday morning.

* WINDS...West to southwest 35 to 50 mph with gusts to 65 mph.

* IMPACTS...Mainly to transportation. Light weight and high 
  profile vehicles traveling on Interstate 80 have a heightened 
  risk of blowover. Blowing snow will create dangerous travel 
  conditions due to drifitng of snow on the roads and reduced 
  visibility less than one half mile. 

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.

&&

$$
332 
WWUS75 KCYS 260849
NPWCYS

URGENT - WEATHER MESSAGE
National Weather Service Cheyenne WY
149 AM MST Sun Feb 26 2017

...HIGH WIND WARNING CANCELLED FOR THE NORTH SNOWY RANGE 
FOOTHILLS...

WYZ110-261000-
/O.CAN.KCYS.HW.W.0013.000000T0000Z-170226T1000Z/
North Snowy Range Foothills-
Including the cities of Arlington and Elk Mountain
149 AM MST Sun Feb 26 2017

...HIGH WIND WARNING CANCELLED...

The National Weather Service in Cheyenne has cancelled the High
Wind Warning for the North Snowy Range Foothills. 

Sustained west winds have decreased to 25 to 35 mph with gusts
to 50 mph. The threat for high winds has ended and the high wind
warning has been cancelled.

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 26, 1:13 PM MSTWinter Storm WatchCYSAlbany, Carbon14 hr
Feb 26, 1:13 PM MSTWinter Storm WarningCYSAlbany, Carbon38 hr
Feb 26, 1:13 PM MSTWinter Weather AdvisoryCYSAlbany, Carbon38 hr

Nearby

High Wind Warnings in Wyoming, 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.