Alert archive / Wyoming / High Wind Warnings in 2017

High Wind Warning 7, NWS Riverton, WY

February 19, 20177 counties in Wyoming

NWS Riverton, WY issued this high wind warning at Feb 19, 2017, 2:10 PM MST for 7 counties in Wyoming. It took effect at Feb 19, 2017, 6:00 PM MST. It was in force for 65 hr. 13 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 19, 2017, 2:10 PM MST (21:10 UTC)
In effect from
Feb 19, 2017, 6:00 PM MST
Expired
Feb 22, 2017, 11:00 AM MST
In force
65 hr
Issued by
NWS Riverton, WY

Counties Fremont County, WY, Hot Springs County, WY, Johnson County, WY, Natrona County, WY, Park County, WY, Sweetwater County, WY, Washakie County, WY

The radar

The Riverton/Lander radar (KRIW), 49 km from the middle of the area, began a volume at 21:10 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 20, 9:20 PM MSTNON-TSTM WND GST 593 Nnw Buffalo, WYBUFFALO AIRPORT.
Feb 21, 1:50 AM MSTNON-TSTM WND GST 606 Wsw Bar Nunn, WYCASPER AIRPORT.
Feb 21, 2:28 AM MSTSNOW 314 Ne Pahaska, WYEVENING STAR SNOTEL
Feb 21, 2:28 AM MSTSNOW 319 Wsw Wapiti, WYBLACKWATER SNOTEL
Feb 21, 2:28 AM MSTSNOW 321 W Clark, WYBEARTOOTH LAKE SNOTEL
Feb 21, 2:28 AM MSTSNOW 411 N Dubois, WYBURROUGHS CREEK SNOTEL
Feb 21, 2:28 AM MSTSNOW 430 Sw Meeteetse, WYKIRWIN SNOTEL
Feb 21, 2:28 AM MSTSNOW 556 Sw Cody, WYYOUNTS PEAK SNOTEL
Feb 21, 2:30 AM MSTSNOW 326 Nw Lander, WYST. LAWRENCE ALT SNOTEL
Feb 21, 2:30 AM MSTSNOW 418 W Lander, WYHOBBS PARK SNOTEL
Feb 21, 2:30 AM MSTSNOW 57 Nw Atlantic City, WYSOUTH PASS SNOTEL
Feb 21, 2:30 AM MSTHEAVY SNOW 819 Ssw Lander, WYDEER PARK SNOTEL
Feb 21, 4:26 AM MSTHEAVY SNOW 11Brooks Lake, WY

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, 9.2 hours before the alert went out and 45 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 2017-02-19Temperature 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 2017-02-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 177 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
1678 m above ground
0-6 km bulk shear
52 kt
0-1 km storm-relative helicity
177 m²/s²
0-3 km storm-relative helicity
162 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

182 
WWUS75 KRIW 192110
NPWRIW

URGENT - WEATHER MESSAGE
National Weather Service Riverton WY
210 PM MST Sun Feb 19 2017

...High winds expected in Park county tonight through Monday, 
across Fremont and Natrona county Monday through noon Tuesday...

.Strong west to southwest winds aloft will move over northern
Wyoming this evening with high winds expected in the Cody
Foothills from 6 pm mst this evening continuing through Monday.
The strong winds aloft will shift south with potential high
winds developing across Fremont and Natrona counties early
Monday morning continuing through noon tuesday. 

WYZ003-201000-
/O.NEW.KRIW.HW.W.0007.170220T0100Z-170221T0000Z/
Cody Foothills-
Including the cities of Cody and Meeteetse
210 PM MST Sun Feb 19 2017

...HIGH WIND WARNING IN EFFECT FROM 6 PM THIS EVENING TO 5 PM MST
MONDAY...

The National Weather Service in Riverton has issued a High Wind
Warning, which is in effect from 6 PM this evening to 5 PM MST
Monday. 

* TIMING...High winds are expected to develop around 6 pm mst this
  evening continuing through Monday afternoon. 

* WINDS...west wind 35 to 45 mph gusting to 65 mph, locally higher
  up to 80 mph around clark.

* IMPACTS...Strong cross winds will produce an extreme blow over
  threat for trucks pulling light weight and high profile
  trailers on highway 120 and Chief Joseph highway.

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.

&&

$$

WYZ019-020-201000-
/O.NEW.KRIW.HW.A.0006.170220T1200Z-170221T1900Z/
Green Mountains and Rattlesnake Range-
Natrona County Lower Elevations-
Including the cities of Jeffrey City and Casper
210 PM MST Sun Feb 19 2017

...HIGH WIND WATCH IN EFFECT FROM LATE TONIGHT THROUGH TUESDAY
MORNING...

The National Weather Service in Riverton has issued a High Wind
Watch, which is in effect from late tonight through Tuesday
morning. 

* TIMING...High winds are expected to develop around 5 am mst
  Monday morning continuing through Tuesday morning. 

* WINDS...west wind 35 to 45 mph gusting to 65 mph, locally higher
  up to 75 mph on Outer Drive on the south side of Casper.

* IMPACTS...Strong cross winds may produce an extreme blow over
  threat for trucks pulling light weight and high profile trailers.

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.

&&

$$

WYZ015-018-201000-
/O.NEW.KRIW.HW.A.0006.170220T1200Z-170221T1900Z/
Wind River Mountains East-Lander Foothills-
Including the city of Lander
210 PM MST Sun Feb 19 2017

...HIGH WIND WATCH IN EFFECT FROM LATE TONIGHT THROUGH TUESDAY
MORNING...

The National Weather Service in Riverton has issued a High Wind
Watch, which is in effect from late tonight through Tuesday
morning. 

* TIMING...High winds are expected to develop around 5 am mst
  Monday morning continuing through Tuesday morning. 

* WINDS...west wind 35 to 45 mph gusting to 65 mph, locally higher
  up to 75 mph on South Pass.

* IMPACTS...Strong cross winds may produce an extreme blow over
  threat for trucks pulling light weight and high profile trailers.

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.

&&

$$
10 follow-up statements
178 
WWUS75 KRIW 200948
NPWRIW

URGENT - WEATHER MESSAGE
National Weather Service Riverton WY
248 AM MST Mon Feb 20 2017

...High winds expected along the Cody Foothills through the
morning hours Monday and across Fremont, Natrona and Hot Springs 
counties Monday afternoon through Tuesday night...

.Strong west to southwest winds aloft will continue over northern
Wyoming today, with high winds expected in the Cody Foothills this
morning. The strong winds aloft will shift south with high winds 
developing across Fremont and Natrona counties later Monday 
afternoon continuing through Tuesday night. Strong winds will 
potentially also impact the Lander Foothills and Hot Springs 
County from Monday evening through Tuesday night.

WYZ015-201100-
/O.CAN.KRIW.HW.A.0006.170220T1200Z-170221T1900Z/
Wind River Mountains East-
248 AM MST Mon Feb 20 2017

...HIGH WIND WATCH IS CANCELLED...

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

The impacts to this zone have been incorporated into a Winter
Storm Warning. 

$$

WYZ019-020-210000-
/O.UPG.KRIW.HW.A.0006.170220T1200Z-170221T1900Z/
/O.EXB.KRIW.HW.W.0007.170221T0000Z-170222T0600Z/
Green Mountains and Rattlesnake Range-
Natrona County Lower Elevations-
Including the cities of Jeffrey City and Casper
248 AM MST Mon Feb 20 2017

...HIGH WIND WARNING IN EFFECT FROM 5 PM THIS AFTERNOON TO 11 PM
MST TUESDAY...

The National Weather Service in Riverton has issued a High Wind
Warning, which is in effect from 5 PM this afternoon to 11 PM MST
Tuesday. The High Wind Watch is no longer in effect. 

* TIMING...High winds are expected to develop around 5 pm mst
  Monday afternoon continuing through Tuesday night. 

* WINDS...West wind 35 to 45 mph gusting to 65 mph, locally higher
  up to 75 mph on Outer Drive on the south side of Casper. 

* IMPACTS...Strong cross winds may produce an extreme blow over 
  threat for trucks pulling light weight and high profile 
  trailers. 

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.

&&

$$

WYZ003-210000-
/O.CON.KRIW.HW.W.0007.000000T0000Z-170221T0000Z/
Cody Foothills-
Including the cities of Cody and Meeteetse
248 AM MST Mon Feb 20 2017

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 5 PM MST THIS
AFTERNOON...

* TIMING...There will probably be a lull in high winds this
  morning, before returning during the afternoon. These winds
  could also continue through the overnight hours Monday night.

* WINDS...West winds 35 to 45 mph gusting to 60 mph will be
  possible at times, but a significant lull in the winds are
  expected this morning. These winds are expected to return later
  this afternoon, with impacts from north of Clark to Meeteetse.

* IMPACTS...Strong cross winds will produce an extreme blow over 
  threat for trucks pulling light weight and high profile 
  trailers on highway 120 and Chief Joseph highway. 

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.

&&

$$

WYZ005-210000-
/O.EXB.KRIW.HW.A.0006.170221T0000Z-170222T0600Z/
Southwest Big Horn Basin-
Including the city of Thermopolis
248 AM MST Mon Feb 20 2017

...HIGH WIND WATCH IN EFFECT FROM THIS AFTERNOON THROUGH TUESDAY
EVENING...

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

* TIMING...High winds are expected to develop around 5 pm mst
  Monday afternoon continuing through Tuesday night. 

* WINDS...West to southwest winds 35 to 45 mph gusting to 60 mph.

* IMPACTS...Strong cross winds may produce an extreme blow over 
  threat for trucks pulling light weight and high profile 
  trailers. 

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.

&&

$$

WYZ018-210000-
/O.EXT.KRIW.HW.A.0006.170221T0000Z-170222T0600Z/
Lander Foothills-
Including the city of Lander
248 AM MST Mon Feb 20 2017

...HIGH WIND WATCH NOW IN EFFECT FROM THIS AFTERNOON THROUGH
TUESDAY EVENING...

* TIMING...High winds are expected to develop around 5 pm mst
  Monday afternoon continuing through Tuesday evening. 

* WINDS...West to southwest winds 35 to 45 mph gusting to 65 mph.

* IMPACTS...Strong cross winds may produce an extreme blow over 
  threat for trucks pulling light weight and high profile 
  trailers. 

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.

&&

$$
312 
WWUS75 KRIW 201808
NPWRIW

URGENT - WEATHER MESSAGE
National Weather Service Riverton WY
1108 AM MST Mon Feb 20 2017

...High winds expected along the Cody Foothills through the
morning hours Monday and across Fremont, Natrona and Hot Springs
counties this afternoon through Tuesday night...

.Strong west to southwest winds aloft will continue over northern
Wyoming today, with high winds expected in the Cody Foothills
this morning. The strong winds aloft will shift south with high
winds developing across Fremont and Natrona counties this
afternoon, continuing through Tuesday night. Strong winds also 
impact the Lander Foothills and Hot Springs County through 
Tuesday night.

WYZ005-018-210000-
/O.UPG.KRIW.HW.A.0006.170221T0000Z-170222T0600Z/
/O.EXB.KRIW.HW.W.0007.170220T1808Z-170222T0600Z/
Southwest Big Horn Basin-Lander Foothills-
Including the cities of Thermopolis and Lander
1108 AM MST Mon Feb 20 2017

...HIGH WIND WARNING IN EFFECT UNTIL 11 PM MST TUESDAY...

The National Weather Service in Riverton has issued a High Wind
Warning, which is in effect until 11 PM MST Tuesday. The High
Wind Watch is no longer in effect. 

* TIMING...High winds are expected to develop this afternoon  
  continuing through Tuesday night. 

* WINDS...West to southwest winds 35 to 45 mph gusting to 65 mph.

* IMPACTS...Strong cross winds may produce an extreme blow over 
  threat for trucks pulling light weight and high profile 
  trailers. 

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.

&&

$$

WYZ019-020-210000-
/O.EXT.KRIW.HW.W.0007.170220T1808Z-170222T0600Z/
Green Mountains and Rattlesnake Range-
Natrona County Lower Elevations-
Including the cities of Jeffrey City and Casper
1108 AM MST Mon Feb 20 2017

...HIGH WIND WARNING NOW IN EFFECT UNTIL 11 PM MST TUESDAY...

* TIMING...High winds are expected to develop this afternoon
  continuing through Tuesday night. 

* WINDS...West wind 35 to 45 mph gusting to 65 mph, locally 
  higher up to 75 mph on Outer Drive on the south side of 
  Casper. 

* IMPACTS...Strong cross winds may produce an extreme blow over 
  threat for trucks pulling light weight and high profile 
  trailers. 

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.

&&

$$

WYZ003-210000-
/O.CON.KRIW.HW.W.0007.000000T0000Z-170221T0000Z/
Cody Foothills-
Including the cities of Cody and Meeteetse
1108 AM MST Mon Feb 20 2017

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 5 PM MST THIS
AFTERNOON...

* TIMING...High winds are expected to return during the afternoon. 

* WINDS...West winds 35 to 45 mph gusting to 60 mph will be
  possible at times.

* IMPACTS...Strong cross winds will produce an extreme blow over 
  threat for trucks pulling light weight and high profile 
  trailers on highway 120 and Chief Joseph highway. 

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.

&&

$$
871 
WWUS75 KRIW 202026
NPWRIW

URGENT - WEATHER MESSAGE
National Weather Service Riverton WY
126 PM MST Mon Feb 20 2017

...High winds expected across Fremont, Natrona and Hot Springs 
counties this afternoon through Tuesday night...

.Strong west to southwest winds aloft will shift south with high 
winds developing across Fremont and Natrona counties this 
afternoon, continuing through Tuesday night. Strong winds also 
impact the Lander Foothills and Hot Springs County through Tuesday
night.

WYZ003-202130-
/O.CAN.KRIW.HW.W.0007.000000T0000Z-170221T0000Z/
Cody Foothills-
Including the cities of Cody and Meeteetse
126 PM MST Mon Feb 20 2017

...HIGH WIND WARNING IS CANCELLED...

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

The threat of high winds has moved south of the area.  The high
wind warning has been cancelled. 

$$

WYZ019-020-211000-
/O.CON.KRIW.HW.W.0007.000000T0000Z-170222T0600Z/
Green Mountains and Rattlesnake Range-
Natrona County Lower Elevations-
Including the cities of Jeffrey City and Casper
126 PM MST Mon Feb 20 2017

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 11 PM MST TUESDAY...

* TIMING...High winds are expected to develop this afternoon 
  continuing through Tuesday night. 

* WINDS...West wind 35 to 45 mph gusting to 65 mph, locally 
  higher up to 75 mph on Outer Drive on the south side of 
  Casper. 

* IMPACTS...Strong cross winds may produce an extreme blow over 
  threat for trucks pulling light weight and high profile 
  trailers. 

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.

&&

$$

WYZ005-018-211000-
/O.CON.KRIW.HW.W.0007.000000T0000Z-170222T0600Z/
Southwest Big Horn Basin-Lander Foothills-
Including the cities of Thermopolis and Lander
126 PM MST Mon Feb 20 2017

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 11 PM MST TUESDAY...

* TIMING...High winds are expected to develop this afternoon 
  continuing through Tuesday night. 

* WINDS...West to southwest winds 35 to 45 mph gusting to 65 mph.

* IMPACTS...Strong cross winds may produce an extreme blow over 
  threat for trucks pulling light weight and high profile 
  trailers. 

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.

&&

$$
661 
WWUS75 KRIW 210005
NPWRIW

URGENT - WEATHER MESSAGE
National Weather Service Riverton WY
505 PM MST Mon Feb 20 2017

...High winds expected across parts of Fremont, Natrona, and Hot 
Springs counties through Tuesday night...

.Strong west to southwest winds aloft will aid in producing high 
winds across wind corridor of southern Fremont county and Natrona
county through Tuesday night. Strong winds will impact the Lander
Foothills and Hot Springs County at times through Tuesday night.

WYZ019-020-211100-
/O.CON.KRIW.HW.W.0007.000000T0000Z-170222T0600Z/
Green Mountains and Rattlesnake Range-
Natrona County Lower Elevations-
Including the cities of Jeffrey City and Casper
505 PM MST Mon Feb 20 2017

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 11 PM MST TUESDAY...

* TIMING...Strong wind and wind gusts are expected tonight through
  Tuesday night. 

* WINDS...southwest wind 35 to 45 mph gusting to 65 mph, locally
  higher up to 75 mph on Outer Drive on the south side of Casper
  and in the Green mountains and Rattlesnake Range. 

* IMPACTS...Strong cross winds will produce an extreme blow over
  threat for trucks pulling light weight and high profile trailers.

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.

&&

$$

WYZ005-018-211100-
/O.CON.KRIW.HW.W.0007.000000T0000Z-170222T0600Z/
Southwest Big Horn Basin-Lander Foothills-
Including the cities of Thermopolis and Lander
505 PM MST Mon Feb 20 2017

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 11 PM MST TUESDAY...

* TIMING...High winds are expected at times tonight through
  Tuesday night. The strong wind speeds and gusts will come
  suddenly and there will be lulls in the wind speeds.

* WINDS...West to southwest winds 35 to 45 mph gusting to 65 mph.

* IMPACTS...Strong cross winds may produce an extreme blow over 
  threat for trucks pulling light weight and high profile 
  trailers. 

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.

&&

$$
120 
WWUS75 KRIW 210925
NPWRIW

URGENT - WEATHER MESSAGE
National Weather Service Riverton WY
225 AM MST Tue Feb 21 2017

...High winds expected across parts of Fremont, Natrona, Hot 
Springs, and Johnson Counties through this evening...

.A tight surface pressure and strong winds aloft mixing down will
result in strong to potentially damaging wind at times through
this evening across portions of central and northern Wyoming.

WYZ009>011-220000-
/O.EXB.KRIW.HW.W.0007.170221T1200Z-170222T0600Z/
Bighorn Mountains Southeast-Northeast Johnson County-
Southeast Johnson County-
Including the cities of Buffalo and Kaycee
225 AM MST Tue Feb 21 2017

...HIGH WIND WARNING IN EFFECT FROM 5 AM EARLY THIS MORNING TO
11 PM MST THIS EVENING...

The National Weather Service in Riverton has issued a High Wind
Warning, which is in effect from 5 AM early this morning to 11 PM
MST this evening. 

* TIMING...High winds are expected to develop this morning, and
  continue through the evening hours.

* WINDS...West to southwest 20 to 40 mph with some gusts to 65
  mph. Gusts to 75 mph could occur on the eastern slopes of the
  Bighorn Mountains. 

* IMPACTS...Strong cross winds will produce an extreme blow over
  hazard for light weight and high profile vehicles. This includes
  Interstates 25 and 90.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A High Wind Warning means a hazardous high wind event is expected
or occurring. 

&&

$$

WYZ019-020-220000-
/O.CON.KRIW.HW.W.0007.000000T0000Z-170222T0600Z/
Green Mountains and Rattlesnake Range-
Natrona County Lower Elevations-
Including the cities of Jeffrey City and Casper
225 AM MST Tue Feb 21 2017

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING...

* TIMING...Strong to potentially damage wind through this evening.

* WINDS...Southwest 35 to 45 mph gusting to 65 mph. Locally higher
  wind gusts to 75 mph on Outer Drive on the south side of Casper,
  and in the Green mountains and Rattlesnake Range. A wind gust of
  66 mph was measured on Outer Drive at 130 AM. 

* IMPACTS...Mainly to transportation. Extreme blow over risk for
  light and high profile vehicles, including along Interstate 25.

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.

&&

$$

WYZ005-018-220000-
/O.CON.KRIW.HW.W.0007.000000T0000Z-170222T0600Z/
Southwest Big Horn Basin-Lander Foothills-
Including the cities of Thermopolis and Lander
225 AM MST Tue Feb 21 2017

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING...

* TIMING...High winds are expected to mix down at times through
  this evening. The strong wind speeds and gusts will come
  suddenly, with possible lulls in the strong wind.

* WINDS...West to southwest 30 to 40 mph with gusts to 65 mph.

* IMPACTS...Mainly to transportation. Extreme blow over risk for
  light and high profile vehicles, including along Interstate 25.

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.

&&

$$

Team Riverton/21
280 
WWUS75 KRIW 212057
NPWRIW

URGENT - WEATHER MESSAGE
National Weather Service Riverton WY
157 PM MST Tue Feb 21 2017

...High winds expected across parts of Fremont, Natrona, Hot
Springs, and Johnson Counties through this evening...

...High winds expected across the Cody Foothills later this
evening through Wednesday morning...

.A tight surface pressure and strong winds aloft mixing down will
result in strong to potentially damaging wind at times through
this evening across portions of Central Wyoming and later this
evening into Wednesday morning for the Cody Foothills.

WYZ003-220600-
/O.EXB.KRIW.HW.W.0007.170222T0200Z-170222T1800Z/
Cody Foothills-
Including the cities of Cody and Meeteetse
157 PM MST Tue Feb 21 2017

...HIGH WIND WARNING IN EFFECT FROM 7 PM THIS EVENING TO 11 AM
MST WEDNESDAY...

The National Weather Service in Riverton has issued a High Wind
Warning, which is in effect from 7 PM this evening to 11 AM MST
Wednesday. 

* TIMING...Wind are expected to increase this evening with the
  strongest wind gusts most like occurring between 2 am and 8 am
  Wednesday morning but high winds could occur anytime during the
  warning.

* WINDS...Southwest 35 to 45 mph gusting to 60 mph. Some gusts
  could hit 70 to 80 mph around Clark early Wednesday. 

* IMPACTS...Mainly to transportation with blow over risk for light
  and high profile vehicles, including along state highway 120.

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.

&&

$$

WYZ019-020-220600-
/O.CON.KRIW.HW.W.0007.000000T0000Z-170222T0600Z/
Green Mountains and Rattlesnake Range-
Natrona County Lower Elevations-
Including the cities of Jeffrey City and Casper
157 PM MST Tue Feb 21 2017

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING...

* TIMING...Strong to potentially damage wind through this 
  evening.

* WINDS...Southwest 35 to 45 mph gusting to 65 mph. Locally higher
  wind gusts to 75 mph on Outer Drive on the south side of Casper,
  and in the Green mountains and Rattlesnake Range. Winds across
  much of the area today have been averaging around 40 mph with
  gusts around 60 mph.

* IMPACTS...Mainly to transportation. Extreme blow over risk for 
  light and high profile vehicles, including along Interstate 
  25. 

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.

&&

$$

WYZ005-018-220600-
/O.CON.KRIW.HW.W.0007.000000T0000Z-170222T0600Z/
Southwest Big Horn Basin-Lander Foothills-
Including the cities of Thermopolis and Lander
157 PM MST Tue Feb 21 2017

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING...

* TIMING...High winds are still expected to mix down at times
  through this evening. The strong wind speeds and gusts will come
  suddenly, with possible lulls in the strong wind. 

* WINDS...West to southwest 30 to 40 mph with gusts to 65 mph.

* IMPACTS...Mainly to transportation. Extreme blow over risk for 
  light and high profile vehicles, including along Interstate 
  25. 

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.

&&

$$

WYZ009>011-220600-
/O.CON.KRIW.HW.W.0007.000000T0000Z-170222T0600Z/
Bighorn Mountains Southeast-Northeast Johnson County-
Southeast Johnson County-
Including the cities of Buffalo and Kaycee
157 PM MST Tue Feb 21 2017

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING...

* TIMING...High winds are still expected at times through the
  evening hours. 

* WINDS...West to southwest 20 to 40 mph with some gusts to 65
  mph. Gusts to 75 mph will occur on the eastern slopes of the
  Bighorn Mountains. 

* IMPACTS...Strong cross winds will produce an extreme blow over 
  hazard for light weight and high profile vehicles. This 
  includes Interstates 25 and 90. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A High Wind Warning means a hazardous high wind event is expected
or occurring.

&&

$$
084 
WWUS75 KRIW 220236
NPWRIW

URGENT - WEATHER MESSAGE
National Weather Service Riverton WY
736 PM MST Tue Feb 21 2017

...High winds continue across parts of Fremont and Natrona 
counties through this evening...

...High winds expected across the Cody Foothills through 
Wednesday morning...

.Strong winds aloft mixing down will result in strong to 
potentially damaging wind at times into Wednesday morning for the
Cody Foothills.

WYZ005-009>011-018-220345-
/O.CAN.KRIW.HW.W.0007.000000T0000Z-170222T0600Z/
Southwest Big Horn Basin-Bighorn Mountains Southeast-
Northeast Johnson County-Southeast Johnson County-
Lander Foothills-
Including the cities of Thermopolis, Buffalo, Kaycee, and Lander
736 PM MST Tue Feb 21 2017

...HIGH WIND WARNING IS CANCELLED...

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

The threat of high winds has moved south of the area.  The high
wind warning has been cancelled..

$$

WYZ019-020-220600-
/O.CON.KRIW.HW.W.0007.000000T0000Z-170222T0600Z/
Green Mountains and Rattlesnake Range-
Natrona County Lower Elevations-
Including the cities of Jeffrey City and Casper
736 PM MST Tue Feb 21 2017

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING...

* TIMING...Strong to potentially damage wind through this 
  evening. 

* WINDS...Southwest 35 to 45 mph gusting to 65 mph. Locally 
  higher wind gusts to 75 mph on Outer Drive on the south side 
  of Casper, and in the Green mountains and Rattlesnake Range. 
  Winds across much of the area today have been averaging around 
  40 mph with gusts around 60 mph. 

* IMPACTS...Mainly to transportation. Extreme blow over risk for 
  light and high profile vehicles, including along Interstate 
  25. 

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.

&&

$$

WYZ003-221045-
/O.CON.KRIW.HW.W.0007.000000T0000Z-170222T1800Z/
Cody Foothills-
Including the cities of Cody and Meeteetse
736 PM MST Tue Feb 21 2017

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 11 AM MST
WEDNESDAY...

* TIMING...Wind are expected to increase this evening with the 
  strongest wind gusts most like occurring between 2 am and 8 am 
  Wednesday morning but high winds could occur anytime during 
  the warning. 

* WINDS...Southwest 35 to 45 mph gusting to 60 mph. Some gusts 
  could hit 70 to 80 mph around Clark early Wednesday. 

* IMPACTS...Mainly to transportation with blow over risk for 
  light and high profile vehicles, including along state highway 
  120. 

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.

&&

$$
101 
WWUS75 KRIW 220539
NPWRIW

URGENT - WEATHER MESSAGE
National Weather Service Riverton WY
1039 PM MST Tue Feb 21 2017

...High winds expected across the Cody Foothills through 
Wednesday morning...

.Strong winds aloft mixing down will result in strong to
potentially damaging wind at times into Wednesday morning for the
Cody Foothills.

WYZ019-020-220645-
/O.EXP.KRIW.HW.W.0007.000000T0000Z-170222T0600Z/
Green Mountains and Rattlesnake Range-
Natrona County Lower Elevations-
Including the cities of Jeffrey City and Casper
1039 PM MST Tue Feb 21 2017

...HIGH WIND WARNING WILL EXPIRE AT 11 PM MST THIS EVENING...

High winds have subsided across the area this evening, after a cold
front moved through earlier. Gusty winds will continue tonight,
but will stay below 25 mph.

$$

WYZ003-221800-
/O.CON.KRIW.HW.W.0007.000000T0000Z-170222T1800Z/
Cody Foothills-
Including the cities of Cody and Meeteetse
1039 PM MST Tue Feb 21 2017

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 11 AM MST
WEDNESDAY...

* TIMING...Wind are expected to increase this evening with the 
  strongest wind gusts most like occurring between 2 am and 8 am 
  Wednesday morning but high winds could occur anytime during 
  the warning. 

* WINDS...Southwest 35 to 45 mph gusting to 60 mph. Some gusts 
  could hit 70 to 80 mph around Clark early Wednesday. 

* IMPACTS...Mainly to transportation with blow over risk for 
  light and high profile vehicles, including along state highway 
  120. 

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.

&&

$$
110 
WWUS75 KRIW 221034
NPWRIW

URGENT - WEATHER MESSAGE
National Weather Service Riverton WY
334 AM MST Wed Feb 22 2017

...High winds expected across the Cody Foothills through
this morning...

.Strong winds aloft mixing down will result in strong to
potentially damaging wind at times through this morning for the 
Cody Foothills.

WYZ003-221800-
/O.CON.KRIW.HW.W.0007.000000T0000Z-170222T1800Z/
Cody Foothills-
Including the cities of Cody and Meeteetse
334 AM MST Wed Feb 22 2017

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 11 AM MST THIS
MORNING...

* TIMING...At 3 am, a wind gust of 80 mph occurred at Clark. The
  strongest winds are expected through around sunrise, before
  decreasing mid to late morning.

* WINDS...Gusts of 70 to 80 mph will occur at times in the Clark
  area. Around Cody, west winds between 25 and 35 mph with gusts
  40 to 50 mph. Localized gusts of 60 mph could occur just south
  of Cody near the Cody Landfill Road. 

* IMPACTS...Mainly to transportation with blow over risk for 
  light and high profile vehicles, including along state highway 
  120. 

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.

&&

$$

TEAM RIVERTON/21
683 
WWUS75 KRIW 221750
NPWRIW

URGENT - WEATHER MESSAGE
National Weather Service Riverton WY
1050 AM MST Wed Feb 22 2017

...The winds have diminished over the Cody Foothills...


WYZ003-221900-
/O.EXP.KRIW.HW.W.0007.000000T0000Z-170222T1800Z/
Cody Foothills-
Including the cities of Cody and Meeteetse
1050 AM MST Wed Feb 22 2017

...HIGH WIND WARNING WILL EXPIRE AT 11 AM MST THIS MORNING...

The high winds last night peaked at around 3 am when when an 80 
mph wind gust was recorded on the west side of Clark. The high 
winds in the Cody Foothills have diminished. Winds of 15 mph with 
gusts of 25 mph can be expected for the rest of the afternoon. 
Therefore the high wind warning for the Cody foothills has been 
allowed to expire.


$$

TEAM RIVERTON

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 19, 12:19 PM MSTAreal Flood AdvisoryRIWBig Horn24 hr
Feb 19, 2:10 PM MSTHigh Wind WatchRIWFremont, Hot Springs, Natrona, Sublette, Sweetwater21 hr
Feb 19, 2:29 PM MSTWinter Storm WatchRIWFremont, Hot Springs, Lincoln, Park, Sublette, Teton13 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.