Alert archive / Wyoming / High Wind Warnings in 2017

High Wind Warning 30, NWS Cheyenne, WY

November 15, 2017Albany County, Carbon County, Converse County, Wyoming

NWS Cheyenne, WY issued this high wind warning at Nov 15, 2017, 2:44 PM MST for Albany County, Carbon County, Converse County, Wyoming. It took effect at Nov 16, 2017, 12:00 AM MST. It was in force for 17 hr. 4 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
Nov 15, 2017, 2:44 PM MST (21:44 UTC)
In effect from
Nov 16, 2017, 12:00 AM MST
Expired
Nov 16, 2017, 4:45 PM MST
In force
17 hr
Issued by
NWS Cheyenne, WY

Counties Albany County, WY, Carbon County, WY, Converse County, WY

The radar

The Cheyenne radar (KCYS), 148 km from the middle of the area, began a volume at 21:48 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
Nov 16, 1:15 AM MSTNON-TSTM WND GST 59Elk Mountain, WY
Nov 16, 4:20 AM MSTNON-TSTM WND GST 607 Ese Arlington, WYCOOPER COVE WYDOT SITE ON INTERSTATE 80. SUSTAINED AT 45 MPH.
Nov 16, 2:25 PM MSTNON-TSTM WND GST 5815 E Sinclair, WYWALCOTT JUNCTION WYDOT SITE ON INTERSTATE 80. GUSTS TO 62MPH AT 1PM. GUST 60MPH AT 1240AM.
Nov 16, 2:50 PM MSTNON-TSTM WND GST 622 Wsw Muddy Gap, WYGUST TO 63 MPH AT 1050AM. GUST TO 60MPH AT 950AM. GUST 59 MPH AT 850AM.

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 12:00Z, 9.7 hours before the alert went out and 220 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 12:00Z on 2017-11-15Temperature 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 12:00Z on 2017-11-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 90 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
1884 m above ground
0-6 km bulk shear
54 kt
0-1 km storm-relative helicity
90 m²/s²
0-3 km storm-relative helicity
184 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

244 
WWUS75 KCYS 152144
NPWCYS

URGENT - WEATHER MESSAGE
National Weather Service Cheyenne WY
244 PM MST Wed Nov 15 2017

...Strong Winds Developing Late Tonight Over Portions of 
Southeast Wyoming...

WYZ104-105-109-152245-
/O.CAN.KCYS.HW.A.0023.171116T1600Z-171117T0100Z/
Ferris/Seminoe/Shirley Mountains-Shirley Basin-
Central Carbon County-
Including the cities of Seminoe Dam, Medicine Bow, Shirley Basin,
and Rawlins
244 PM MST Wed Nov 15 2017

...HIGH WIND WATCH IS CANCELLED...

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

The threat for high winds has diminished. Gusty winds are still
expected Thursday with some gusts over 50 mph possible.

$$

WYZ110-161100-
/O.UPG.KCYS.HW.A.0023.171116T1200Z-171117T0100Z/
/O.NEW.KCYS.HW.W.0030.171116T0700Z-171117T0100Z/
North Snowy Range Foothills-
Including the cities of Arlington and Elk Mountain
244 PM MST Wed Nov 15 2017

...HIGH WIND WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 6 PM MST
THURSDAY...

The National Weather Service in Cheyenne has issued a High Wind
Warning, which is in effect from midnight tonight to 6 PM MST
Thursday. The High Wind Watch is no longer in effect. 

* TIMING...Winds will increase late tonight and peak during the 
  afternoon before diminishing on Thursday evening. 

* WINDS...Southwest winds of 30 to 40 mph with gusts over 60 mph 
  possible. 

* IMPACTS...Mainly to transportation. Blowover risk for high 
  profile and light weight vehicles. 

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.

&&

$$

WYZ101-161100-
/O.CON.KCYS.HW.A.0023.171116T1600Z-171117T0100Z/
Converse County Lower Elevations-
Including the cities of Bill, Douglas, Deer Creek, and Glenrock
244 PM MST Wed Nov 15 2017

...HIGH WIND WATCH REMAINS IN EFFECT FROM THURSDAY MORNING
THROUGH THURSDAY AFTERNOON...

* TIMING...Winds will increase by late Thursday morning and peak 
  during the afternoon before diminishing on Thursday evening. 

* WINDS...Southwest winds of 25 to 40 mph with gusts to 60 mph 
  possible. 

* IMPACTS...Mainly to transportation. Blowover risk for high 
  profile and light weight vehicles. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A High Wind Watch means there is the potential for a hazardous
high wind event. Sustained winds of at least 40 mph...or gusts of
58 mph or stronger may occur. Continue to monitor the latest
forecasts.

&&

$$
4 follow-up statements
308 
WWUS75 KCYS 160340
NPWCYS

URGENT - WEATHER MESSAGE
National Weather Service Cheyenne WY
840 PM MST Wed Nov 15 2017

...Strong Winds Developing Late Tonight into Thursday for Portions
of Southeast Wyoming...

WYZ110-161300-
/O.CON.KCYS.HW.W.0030.171116T0700Z-171117T0100Z/
North Snowy Range Foothills-
Including the cities of Arlington and Elk Mountain
840 PM MST Wed Nov 15 2017

...HIGH WIND WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 6
PM MST THURSDAY...

* TIMING...Winds will increase late tonight and peak Thursday
  afternoon before diminishing Thursday evening.

* WINDS...Southwest 35 to 45 mph with gusts to 65 mph.

* IMPACTS...Mainly to transportation. Blowover risk for high 
  profile and light weight vehicles. 

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.

&&

$$

WYZ101-161300-
/O.CON.KCYS.HW.A.0023.171116T1600Z-171117T0100Z/
Converse County Lower Elevations-
Including the cities of Bill, Douglas, Deer Creek, and Glenrock
840 PM MST Wed Nov 15 2017

...HIGH WIND WATCH REMAINS IN EFFECT FROM THURSDAY MORNING THROUGH
THURSDAY AFTERNOON...

* TIMING...Winds will increase late Thursday morning and peak 
  during the afternoon before diminishing Thursday evening. 

* WINDS...Southwest 25 to 40 mph with gusts to 60 mph possible. 

* IMPACTS...Mainly to transportation. Blowover risk for high  
  profile and light weight vehicles. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A High Wind Watch means there is the potential for a hazardous
high wind event. Sustained winds of at least 40 mph...or gusts of
58 mph or stronger may occur. Continue to monitor the latest
forecasts.

&&

$$
885 
WWUS75 KCYS 160924
NPWCYS

URGENT - WEATHER MESSAGE
National Weather Service Cheyenne WY
224 AM MST Thu Nov 16 2017

...Strong Winds Developing Late Tonight into Thursday for
Portions of Southeast Wyoming...

WYZ101-162200-
/O.UPG.KCYS.HW.A.0023.171116T1600Z-171117T0100Z/
/O.EXB.KCYS.HW.W.0030.171116T1600Z-171117T0100Z/
Converse County Lower Elevations-
Including the cities of Bill, Douglas, Deer Creek, and Glenrock
224 AM MST Thu Nov 16 2017

...HIGH WIND WARNING IN EFFECT FROM 9 AM THIS MORNING TO 6 PM MST
THIS EVENING...

The National Weather Service in Cheyenne has issued a High Wind
Warning, which is in effect from 9 AM this morning to 6 PM MST
this evening. The High Wind Watch is no longer in effect. 

* TIMING...Winds will increase late Thursday morning and peak 
  during the afternoon before diminishing Thursday evening. 

* WINDS...Southwest 25 to 40 mph with gusts to 60 mph possible.

* IMPACTS...Mainly to transportation. Blowover risk for high 
  profile and light weight vehicles. 

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.

&&

$$

WYZ104-162200-
/O.EXB.KCYS.HW.W.0030.171116T1600Z-171117T0100Z/
Ferris/Seminoe/Shirley Mountains-
Including the city of Seminoe Dam
224 AM MST Thu Nov 16 2017

...HIGH WIND WARNING IN EFFECT FROM 9 AM THIS MORNING TO 6 PM MST
THIS EVENING...

The National Weather Service in Cheyenne has issued a High Wind
Warning, which is in effect from 9 AM this morning to 6 PM MST
this evening. 

* TIMING...Winds will increase late Thursday morning and peak
  during the afternoon before diminishing Thursday evening. 

* WINDS...Southwest 25 to 40 mph with gusts to 60 mph.

* IMPACTS...Mainly to transportation. Blowover risk for high 
  profile and light weight vehicles. 

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.

&&

$$

WYZ110-162200-
/O.CON.KCYS.HW.W.0030.000000T0000Z-171117T0100Z/
North Snowy Range Foothills-
Including the cities of Arlington and Elk Mountain
224 AM MST Thu Nov 16 2017

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 6 PM MST THIS
EVENING...

* TIMING...Winds will peak Thursday afternoon before diminishing 
  Thursday evening. 

* WINDS...Southwest 35 to 45 mph with gusts to 65 mph.

* IMPACTS...Mainly to transportation. Blowover risk for high 
  profile and light weight vehicles. 

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.

&&

$$

WYZ116>119-162200-
/O.NEW.KCYS.HW.A.0024.171117T2100Z-171118T0600Z/
South Laramie Range-South Laramie Range Foothills-
Central Laramie County-East Laramie County-
Including the cities of Buford, Pumpkin Vine, Vedauwoo, Whitaker,
Federal, Horse Creek, Cheyenne, and Pine Bluffs
224 AM MST Thu Nov 16 2017

...HIGH WIND WATCH IN EFFECT FROM LATE FRIDAY AFTERNOON THROUGH 
FRIDAY EVENING...

The National Weather Service in Cheyenne has issued a High Wind
Watch, which is in effect from Friday afternoon through Friday
evening. 

* TIMING...Winds will increase rapidly behind a cold front late
  Friday afternoon and peak during the early evening hours before
  diminishing late Friday evening.

* WINDS...Northwest winds of 25 to 40 mph with gusts to 60 mph
  possible.

* IMPACTS...Mainly to transportation. Blowover risk for high 
  profile and light weight vehicles. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A High Wind Watch means there is the potential for a hazardous
high wind event. Sustained winds of at least 40 mph...or gusts of
58 mph or stronger may occur. Continue to monitor the latest
forecasts.

&&

$$
948 
WWUS75 KCYS 162126
NPWCYS

URGENT - WEATHER MESSAGE
National Weather Service Cheyenne WY
226 PM MST Thu Nov 16 2017

...Strong winds gradually ending late this afternoon...
...Another period of strong winds possible late Friday afternoon
and evening...

WYZ101-104-110-170100-
/O.CON.KCYS.HW.W.0030.000000T0000Z-171117T0100Z/
Converse County Lower Elevations-Ferris/Seminoe/Shirley Mountains-
North Snowy Range Foothills-
Including the cities of Bill, Douglas, Deer Creek, Glenrock, 
Seminoe Dam, Arlington, and Elk Mountain
226 PM MST Thu Nov 16 2017

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 6 PM MST THIS
EVENING...

* TIMING...Locally strong winds will decrease late this afternoon. 

* WINDS...Southwest 25 to 40 mph with localized gusts to 60 mph.

* IMPACTS...Mainly to transportation. Blowover risk for high 
  profile and light weight vehicles. 

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.

&&

$$

WYZ116>119-171030-
/O.CON.KCYS.HW.A.0024.171117T2100Z-171118T0600Z/
South Laramie Range-South Laramie Range Foothills-
Central Laramie County-East Laramie County-
Including the cities of Buford, Pumpkin Vine, Vedauwoo, Whitaker,
Federal, Horse Creek, Cheyenne, and Pine Bluffs
226 PM MST Thu Nov 16 2017

...HIGH WIND WATCH REMAINS IN EFFECT FROM FRIDAY AFTERNOON
THROUGH FRIDAY EVENING...

* TIMING...Winds will increase rapidly behind a cold front late 
  Friday afternoon and peak during the early evening hours 
  before diminishing late Friday evening. 

* WINDS...Northwest winds of 25 to 40 mph with gusts to 60 mph 
  possible. 

* IMPACTS...Mainly to transportation. Blowover risk for high 
  profile and light weight vehicles. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A High Wind Watch means there is the potential for a hazardous
high wind event. Sustained winds of at least 40 mph...or gusts of
58 mph or stronger may occur. Continue to monitor the latest
forecasts.

&&

$$
559 
WWUS75 KCYS 162345
NPWCYS

URGENT - WEATHER MESSAGE
National Weather Service Cheyenne WY
445 PM MST Thu Nov 16 2017

...Strong winds subsiding late this afternoon...

...Another period of strong winds possible late Friday afternoon 
and evening for portions of southeast Wyoming...

WYZ101-104-110-170045-
/O.CAN.KCYS.HW.W.0030.000000T0000Z-171117T0100Z/
Converse County Lower Elevations-Ferris/Seminoe/Shirley Mountains-
North Snowy Range Foothills-
Including the cities of Bill, Douglas, Deer Creek, Glenrock, 
Seminoe Dam, Arlington, and Elk Mountain
445 PM MST Thu Nov 16 2017

...HIGH WIND WARNING IS CANCELLED...

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

Southwest winds were subsiding late this afternoon with gusts of
35 to 45 mph. The threat for high winds has ended.

$$

WYZ116>119-171200-
/O.CON.KCYS.HW.A.0024.171117T2100Z-171118T0600Z/
South Laramie Range-South Laramie Range Foothills-
Central Laramie County-East Laramie County-
Including the cities of Buford, Pumpkin Vine, Vedauwoo, Whitaker,
Federal, Horse Creek, Cheyenne, and Pine Bluffs
445 PM MST Thu Nov 16 2017

...HIGH WIND WATCH REMAINS IN EFFECT FROM FRIDAY AFTERNOON
THROUGH FRIDAY EVENING...

* TIMING...Winds will increase rapidly behind a cold front late
  Friday afternoon and peak early Friday evening before
  diminishing late in the evening. 

* WINDS...Northwest winds of 25 to 40 mph with gusts to 60 mph 
  possible. 

* IMPACTS...Mainly to transportation. Blowover risk for high 
  profile and light weight vehicles. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A High Wind Watch means there is the potential for a hazardous
high wind event. Sustained winds of at least 40 mph...or gusts of
58 mph or stronger may occur. Continue to monitor the latest
forecasts.

&&

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Nov 15, 1:51 AM MSTHigh Wind WatchCYSAlbany, Carbon, Converse25 hr
Nov 15, 1:59 AM MSTWinter Storm WatchCYSAlbany, Carbon25 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.