Alert archive / Wyoming / High Wind Watches in 2021

High Wind Watch 7, NWS Riverton, WY

March 27, 20218 counties in Wyoming

NWS Riverton, WY issued this high wind watch at Mar 27, 2021, 3:11 AM MDT for 8 counties in Wyoming. It took effect at Mar 29, 2021, 12:00 AM MDT. It was in force for .

The area

The counties it named.

The facts

Issued
Mar 27, 2021, 3:11 AM MDT (09:11 UTC)
In effect from
Mar 29, 2021, 12:00 AM MDT
Expired
Mar 28, 2021, 12:10 PM MDT
In force
Issued by
NWS Riverton, WY

Counties Big Horn County, WY, Fremont County, WY, Johnson County, WY, Lincoln County, WY, Natrona County, WY, Park County, WY, Sublette County, WY, Sweetwater County, WY

The radar

The Riverton/Lander radar (KRIW), 21 km from the middle of the area, began a volume at 09:12 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.

The nearest sounding before it

Riverton, WY (KRIW), launched 00:00Z, 9.2 hours before the alert went out and 25 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 2021-03-27Temperature 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 2021-03-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 77 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
927 m above ground
0-6 km bulk shear
25 kt
0-1 km storm-relative helicity
77 m²/s²
0-3 km storm-relative helicity
91 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

341 
WWUS75 KRIW 270911
NPWRIW

URGENT - WEATHER MESSAGE
National Weather Service Riverton WY
311 AM MDT Sat Mar 27 2021

WYZ015-018-280000-
/O.NEW.KRIW.HW.A.0007.210329T0600Z-210330T0000Z/
Wind River Mountains East-Lander Foothills-
Including the city of Lander
311 AM MDT Sat Mar 27 2021

...HIGH WIND WATCH IN EFFECT FROM LATE SUNDAY NIGHT THROUGH
MONDAY AFTERNOON...

* WHAT...West winds 30 to 40 mph with gusts up to 60 mph possible;
  gusts to 75 mph possible in the Wind River Range.

* WHERE...Wind River Mountains East and Lander Foothills.

* WHEN...From late Sunday night through Monday afternoon.

* IMPACTS...Mainly to transportation. Travel could be difficult,
  especially for high profile vehicles.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Monitor the latest forecasts and warnings for updates on this
situation. Fasten loose objects or shelter objects in a safe
location prior to the onset of winds.

&&

$$

WYZ019-020-280000-
/O.NEW.KRIW.HW.A.0007.210329T0600Z-210330T0000Z/
Green Mountains and Rattlesnake Range-
Natrona County Lower Elevations-
Including the cities of Jeffrey City and Casper
311 AM MDT Sat Mar 27 2021

...HIGH WIND WATCH IN EFFECT FROM LATE SUNDAY NIGHT THROUGH
MONDAY AFTERNOON...

* WHAT...Southwest winds 30 to 40 mph with gusts up to 60 mph
  possible. Higher gusts are possible along Wyoming Boulevard 
  south of Casper.

* WHERE...Green Mountains and Rattlesnake Range and Natrona 
  County Lower Elevations.

* WHEN...From late Sunday night through Monday afternoon.

* IMPACTS...Mainly to transportation. Travel could be difficult,
  especially for high profile vehicles.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Monitor the latest forecasts and warnings for updates on this
situation. Fasten loose objects or shelter objects in a safe
location prior to the onset of winds.

&&

$$

WYZ027>030-280000-
/O.NEW.KRIW.HW.A.0007.210329T1500Z-210330T0000Z/
South Lincoln County-Rock Springs and Green River-Flaming Gorge-
East Sweetwater County-
Including the cities of Kemmerer, Cokeville, Rock Springs, 
Green River, and Wamsutter
311 AM MDT Sat Mar 27 2021

...HIGH WIND WATCH IN EFFECT FROM MONDAY MORNING THROUGH MONDAY
AFTERNOON...

* WHAT...West winds 30 to 40 mph with gusts up to 60 mph 
  possible.

* WHERE...South Lincoln County, Rock Springs and Green River, 
  Flaming Gorge and East Sweetwater County.

* WHEN...From Monday morning through Monday afternoon.

* IMPACTS...Mainly to transportation. Travel could be difficult,
  especially for high profile vehicles.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Monitor the latest forecasts and warnings for updates on this
situation. Fasten loose objects or shelter objects in a safe
location prior to the onset of winds.

&&

$$

WYZ010-011-280000-
/O.NEW.KRIW.HW.A.0007.210329T1500Z-210330T0000Z/
Northeast Johnson County-Southeast Johnson County-
Including the cities of Buffalo and Kaycee
311 AM MDT Sat Mar 27 2021

...HIGH WIND WATCH IN EFFECT FROM MONDAY MORNING THROUGH MONDAY
AFTERNOON...

* WHAT...Northwest winds 30 to 40 mph with gusts up to 60 mph 
  possible.

* WHERE...Northeast Johnson County and Southeast Johnson County.

* WHEN...From Monday morning through Monday afternoon.

* IMPACTS...Damaging winds could blow down trees and power 
  lines. Widespread power outages are possible. Travel could be 
  difficult, especially for high profile vehicles.

* ADDITIONAL DETAILS...Mainly to transportation. Travel could be
  difficult, especially for high profile vehicles.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Monitor the latest forecasts and warnings for updates on this
situation. Fasten loose objects or shelter objects in a safe
location prior to the onset of winds.

&&

$$

WYZ016-017-280000-
/O.NEW.KRIW.HW.A.0007.210329T1500Z-210330T0000Z/
Upper Wind River Basin-Wind River Basin-
Including the cities of Dubois, Riverton, and Shoshoni
311 AM MDT Sat Mar 27 2021

...HIGH WIND WATCH IN EFFECT FROM MONDAY MORNING THROUGH MONDAY
AFTERNOON...

* WHAT...West winds 30 to 40 mph with gusts up to 60 mph 
  possible.

* WHERE...Upper Wind River Basin and Wind River Basin.

* WHEN...From Monday morning through Monday afternoon.

* IMPACTS...Mainly to transportation. Travel could be difficult,
  especially for high profile vehicles.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Monitor the latest forecasts and warnings for updates on this
situation. Fasten loose objects or shelter objects in a safe
location prior to the onset of winds.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/riw
3 follow-up statements
889 
WWUS75 KRIW 272025
NPWRIW

URGENT - WEATHER MESSAGE
National Weather Service Riverton WY
225 PM MDT Sat Mar 27 2021

WYZ015-018-281300-
/O.CON.KRIW.HW.A.0007.210329T0600Z-210330T0000Z/
Wind River Mountains East-Lander Foothills-
Including the city of Lander
225 PM MDT Sat Mar 27 2021

...HIGH WIND WATCH REMAINS IN EFFECT FROM LATE SUNDAY NIGHT
THROUGH MONDAY AFTERNOON...

* WHAT...West wind 30 to 40 mph with gusts up to 60 mph possible.
  Wind gusts to 75 mph possible in the Wind River Range.

* WHERE...East slopes of the Wind River Mountains and the Lander 
  Foothills.

* WHEN...Late Sunday night through Monday afternoon.

* IMPACTS...Mainly to transportation. Travel could be difficult,
  especially for high-profile vehicles.

* ADDITIONAL DETAILS...Travel along Wyoming Highway 28 around Red
  Canyon and South Pass could become very difficult for high-
  profile and lightweight vehicles.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Monitor the latest forecasts and warnings for updates on this
situation. Fasten loose objects or shelter objects in a safe
location prior to the onset of winds.

&&

$$

WYZ019-020-281300-
/O.CON.KRIW.HW.A.0007.210329T0600Z-210330T0000Z/
Green Mountains and Rattlesnake Range-
Natrona County Lower Elevations-
Including the cities of Jeffrey City and Casper
225 PM MDT Sat Mar 27 2021

...HIGH WIND WATCH REMAINS IN EFFECT FROM LATE SUNDAY NIGHT
THROUGH MONDAY AFTERNOON...

* WHAT...Southwest wind 30 to 40 mph with gusts up to 60 mph 
  possible. Higher gusts are possible along Wyoming Boulevard 
  along the south side of Casper.

* WHERE...Lower elevations of Natrona County, and the Green
  Mountains and Rattlesnake Range.

* WHEN...Late Sunday night through Monday afternoon.

* IMPACTS...Mainly to transportation. Travel could be difficult,
  especially for high-profile vehicles.

* ADDITIONAL DETAILS...The strongest wind gusts are likely along
  Wyoming Boulevard, especially between Casper Mountain Road and
  Country Club Road.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Monitor the latest forecasts and warnings for updates on this
situation. Fasten loose objects or shelter objects in a safe
location prior to the onset of winds.

&&

$$

WYZ027>030-281300-
/O.CON.KRIW.HW.A.0007.210329T1500Z-210330T0000Z/
South Lincoln County-Rock Springs and Green River-Flaming Gorge-
East Sweetwater County-
Including the cities of Kemmerer, Cokeville, Rock Springs, 
Green River, and Wamsutter
225 PM MDT Sat Mar 27 2021

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

* WHAT...West wind 30 to 40 mph with gusts up to 60 mph possible.

* WHERE...Most of Sweetwater County and South Lincoln County.

* WHEN...Monday morning through Monday afternoon.

* IMPACTS...Mainly to transportation. Travel could be difficult, 
  especially for high-profile vehicles.

* ADDITIONAL DETAILS...The strongest wind gusts will likely occur 
  along I-80 east of Rock Springs to the Carbon County line around
  Creston Junction.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Monitor the latest forecasts and warnings for updates on this
situation. Fasten loose objects or shelter objects in a safe
location prior to the onset of winds.

&&

$$

WYZ010-011-281300-
/O.CON.KRIW.HW.A.0007.210329T1500Z-210330T0000Z/
Northeast Johnson County-Southeast Johnson County-
Including the cities of Buffalo and Kaycee
225 PM MDT Sat Mar 27 2021

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

* WHAT...Northwest wind 35 to 45 mph with gusts around 65 mph.

* WHERE...Lower elevations of Johnson County, particularly the
  northern end of the county around Buffalo and along I-90.

* WHEN...Monday morning through Monday afternoon.

* IMPACTS...Possible damaging winds, which could blow down trees
  and power lines. Travel could be difficult, especially for high-
  profile vehicles.

* ADDITIONAL DETAILS...Northwest crosswind could create very
  difficult travel conditions for high-profile vehicles traveling
  I-90 Monday.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Monitor the latest forecasts and warnings for updates on this
situation. Fasten loose objects or shelter objects in a safe
location prior to the onset of winds.

&&

$$

WYZ016-017-281300-
/O.CON.KRIW.HW.A.0007.210329T1500Z-210330T0000Z/
Upper Wind River Basin-Wind River Basin-
Including the cities of Dubois, Riverton, and Shoshoni
225 PM MDT Sat Mar 27 2021

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

* WHAT...West-northwest wind 30 to 40 mph with gusts up to 60 mph
  possible.

* WHERE...Upper Wind River Basin and Wind River Basin.

* WHEN...Monday morning through Monday afternoon.

* IMPACTS...Mainly to transportation. Travel could be difficult,
  especially for high-profile vehicles.

* ADDITIONAL DETAILS...Wind speeds will be strongest along US
  Highway 26 between Riverton and Diversion Dam, and across the
  northern end of the county around Pavillion.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Monitor the latest forecasts and warnings for updates on this
situation. Fasten loose objects or shelter objects in a safe
location prior to the onset of winds.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/riw
060 
WWUS75 KRIW 280744
NPWRIW

URGENT - WEATHER MESSAGE
National Weather Service Riverton WY
144 AM MDT Sun Mar 28 2021

WYZ015-018-290000-
/O.UPG.KRIW.HW.A.0007.210329T0600Z-210330T0000Z/
/O.NEW.KRIW.HW.W.0010.210329T0600Z-210330T0000Z/
Wind River Mountains East-Lander Foothills-
Including the city of Lander
144 AM MDT Sun Mar 28 2021

...HIGH WIND WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 6 PM MDT
MONDAY...

* WHAT...Southwest winds 30 to 40 mph with gusts up to 65 mph in
  the Lander Foothills; 45 to 55 mph with gusts to 80 mph in the 
  mountains.

* WHERE...Wind River Mountains East and Lander Foothills.

* WHEN...From midnight tonight to 6 PM MDT Monday.

* IMPACTS...Mainly to transportation. Travel could be difficult,
  especially for high-profile vehicles.

* ADDITIONAL DETAILS...Travel along Wyoming Highway 28 around Red
  Canyon and South Pass could become very difficult for high-
  profile and lightweight vehicles.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Monitor the latest forecasts for updates on this situation. 
Fasten loose objects or shelter objects in a safe location prior 
to the onset of winds.

&&

$$

WYZ019-020-290000-
/O.UPG.KRIW.HW.A.0007.210329T0600Z-210330T0000Z/
/O.NEW.KRIW.HW.W.0010.210329T0600Z-210330T0000Z/
Green Mountains and Rattlesnake Range-
Natrona County Lower Elevations-
Including the cities of Jeffrey City and Casper
144 AM MDT Sun Mar 28 2021

...HIGH WIND WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 6 PM MDT
MONDAY...

* WHAT...West winds 30 to 40 mph with gusts up to 65 mph expected.
  Higher gusts are possible along Wyoming Boulevard south of
  Casper.

* WHERE...Green Mountains and Rattlesnake Range and Natrona 
  County Lower Elevations.

* WHEN...From midnight tonight to 6 PM MDT Monday.

* IMPACTS...Mainly to transportation. Travel could be difficult,
  especially for high-profile vehicles.

* ADDITIONAL DETAILS...The strongest wind gusts are likely along
  Wyoming Boulevard, especially between Casper Mountain Road and
  Country Club Road.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Monitor the latest forecasts for updates on this situation. 
Fasten loose objects or shelter objects in a safe location prior 
to the onset of winds.

&&

$$

WYZ002-003-290000-
/O.NEW.KRIW.HW.W.0010.210329T0600Z-210330T0000Z/
Absaroka Mountains-Cody Foothills-
Including the cities of Clark, Cody, and Meeteetse
144 AM MDT Sun Mar 28 2021

...HIGH WIND WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 6 PM MDT
MONDAY...

* WHAT...West winds 30 to 40 mph with gusts up to 60 mph expected
  in the lower elevations, with higher gusts possible near Clark.
  Winds 45 to 55 mph with gusts to 80 mph in the Absarokas.

* WHERE...Absaroka Mountains and Cody Foothills.

* WHEN...From midnight tonight to 6 PM MDT Monday.

* IMPACTS...Mainly to transportation. Travel could be difficult,
  especially for high-profile vehicles.

* ADDITIONAL DETAILS...The strongest winds are expected along the
  Chief Joseph Highway, near Clark and along Highway 120 south of
  Cody.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Monitor the latest forecasts for updates on this situation. 
Fasten loose objects or shelter objects in a safe location prior 
to the onset of winds.

&&

$$

WYZ004-290000-
/O.EXB.KRIW.HW.A.0007.210329T1200Z-210330T0000Z/
North Big Horn Basin-
Including the cities of Basin, Greybull, Lovell, Powell, 
and Shell
144 AM MDT Sun Mar 28 2021

...HIGH WIND WATCH IN EFFECT FROM MONDAY MORNING THROUGH MONDAY
AFTERNOON...

* WHAT...Northwest winds 30 to 40 mph with gusts up to 60 mph 
  possible.

* WHERE...North Big Horn Basin.

* WHEN...From Monday morning through Monday afternoon.

* IMPACTS...Mainly to transportation. Travel could be difficult,
  especially for high-profile vehicles.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Monitor the latest forecasts and warnings for updates on this
situation. Fasten loose objects or shelter objects in a safe
location prior to the onset of winds.

&&

$$

WYZ027>030-290000-
/O.EXT.KRIW.HW.A.0007.210329T1200Z-210330T0000Z/
South Lincoln County-Rock Springs and Green River-Flaming Gorge-
East Sweetwater County-
Including the cities of Kemmerer, Cokeville, Rock Springs, 
Green River, and Wamsutter
144 AM MDT Sun Mar 28 2021

...HIGH WIND WATCH NOW IN EFFECT FROM MONDAY MORNING THROUGH
MONDAY AFTERNOON...

* WHAT...West wind 30 to 40 mph with gusts up to 60 mph possible.

* WHERE...Most of Sweetwater County and South Lincoln County.

* WHEN...From Monday morning through Monday afternoon.

* IMPACTS...Mainly to transportation. Travel could be difficult, 
  especially for high-profile vehicles.

* ADDITIONAL DETAILS...The strongest wind gusts will likely 
  occur along I-80 east of Rock Springs to the Carbon County 
  line around Creston Junction.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Monitor the latest forecasts and warnings for updates on this
situation. Fasten loose objects or shelter objects in a safe
location prior to the onset of winds.

&&

$$

WYZ010-011-290000-
/O.CON.KRIW.HW.A.0007.210329T1500Z-210330T0000Z/
Northeast Johnson County-Southeast Johnson County-
Including the cities of Buffalo and Kaycee
144 AM MDT Sun Mar 28 2021

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

* WHAT...Northwest wind 35 to 45 mph with gusts around 70 mph.

* WHERE...Lower elevations of Johnson County, particularly the 
  northern end of the county around Buffalo and along I-90.

* WHEN...Monday morning through Monday afternoon.

* IMPACTS...Possible damaging winds, which could blow down trees 
  and power lines. Travel could be difficult, especially for 
  high- profile vehicles.

* ADDITIONAL DETAILS...Northwest crosswind could create very 
  difficult travel conditions for high-profile vehicles 
  traveling I- 90 Monday.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Monitor the latest forecasts and warnings for updates on this
situation. Fasten loose objects or shelter objects in a safe
location prior to the onset of winds.

&&

$$

WYZ016-017-290000-
/O.CON.KRIW.HW.A.0007.210329T1500Z-210330T0000Z/
Upper Wind River Basin-Wind River Basin-
Including the cities of Dubois, Riverton, and Shoshoni
144 AM MDT Sun Mar 28 2021

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

* WHAT...West-northwest wind 30 to 40 mph with gusts up to 60 
  mph possible.

* WHERE...Upper Wind River Basin and Wind River Basin.

* WHEN...Monday morning through Monday afternoon.

* IMPACTS...Mainly to transportation. Travel could be difficult, 
  especially for high-profile vehicles.

* ADDITIONAL DETAILS...Wind speeds will be strongest along US 
  Highway 26 between Riverton and Diversion Dam, and across the 
  northern end of the county around Pavillion.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Monitor the latest forecasts and warnings for updates on this
situation. Fasten loose objects or shelter objects in a safe
location prior to the onset of winds.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/riw
904 
WWUS75 KRIW 281810
NPWRIW

URGENT - WEATHER MESSAGE
National Weather Service Riverton WY
1210 PM MDT Sun Mar 28 2021

WYZ004-291300-
/O.UPG.KRIW.HW.A.0007.210329T1200Z-210330T0000Z/
/O.EXB.KRIW.HW.W.0010.210329T1200Z-210330T0000Z/
North Big Horn Basin-
Including the cities of Basin, Greybull, Lovell, Powell, 
and Shell
1210 PM MDT Sun Mar 28 2021

...HIGH WIND WARNING IN EFFECT FROM 6 AM TO 6 PM MDT MONDAY...

* WHAT...Northwest wind 30 to 40 mph with gusts 60 to 65 mph.

* WHERE...North Big Horn Basin.

* WHEN...From 6 AM to 6 PM MDT Monday.

* IMPACTS...Mainly to transportation. Travel could be difficult,
  especially for high-profile vehicles on US Highway 310.

* ADDITIONAL DETAILS...The strongest wind gusts will occur from
  around Blue Hill to Greybull during the late morning and early
  afternoon. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Monitor the latest forecasts and warnings for updates on this
situation. Fasten loose objects or shelter objects in a safe
location prior to the onset of winds.

&&

$$

WYZ027>030-291300-
/O.UPG.KRIW.HW.A.0007.210329T1200Z-210330T0000Z/
/O.EXB.KRIW.HW.W.0010.210329T1200Z-210330T0000Z/
South Lincoln County-Rock Springs and Green River-Flaming Gorge-
East Sweetwater County-
Including the cities of Kemmerer, Cokeville, Rock Springs, 
Green River, and Wamsutter
1210 PM MDT Sun Mar 28 2021

...HIGH WIND WARNING IN EFFECT FROM 6 AM TO 6 PM MDT MONDAY...

* WHAT...West wind 30 to 40 mph with gusts around 60 mph.

* WHERE...Most of Sweetwater County and South Lincoln County.

* WHEN...From 6 AM to 6 PM MDT Monday.

* IMPACTS...Mainly to transportation. Travel could be difficult, 
  especially for high-profile vehicles.

* ADDITIONAL DETAILS...The strongest wind gusts will likely occur
  along I-80 east of Rock Springs to the Carbon County line around
  Creston Junction during the late morning and afternoon.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Monitor the latest forecasts and warnings for updates on this
situation. Fasten loose objects or shelter objects in a safe
location prior to the onset of winds.

&&

$$

WYZ010-011-291300-
/O.UPG.KRIW.HW.A.0007.210329T1500Z-210330T0000Z/
/O.EXB.KRIW.HW.W.0010.210329T1500Z-210330T0000Z/
Northeast Johnson County-Southeast Johnson County-
Including the cities of Buffalo and Kaycee
1210 PM MDT Sun Mar 28 2021

...HIGH WIND WARNING IN EFFECT FROM 9 AM TO 6 PM MDT MONDAY...

* WHAT...Northwest wind 35 to 45 mph with gusts 60 to 65 mph.
  Higher gusts around 70 mph possible in the vicinity of Buffalo.

* WHERE...Lower elevations of Johnson County, particularly the 
  northern end of the county around Buffalo and along I-90.

* WHEN...From 9 AM to 6 PM MDT Monday.

* IMPACTS...Possible damaging winds, which could blow down trees
  and power lines. Travel could be difficult, especially for high- 
  profile vehicles.

* ADDITIONAL DETAILS...Northwest crosswind could create very
  difficult travel conditions for high-profile vehicles traveling
  I-90 Monday. The strongest wind gusts will occur during the late
  morning and early afternoon. Wind gusts south of Reno Hill to
  the Natrona County line may only reach 45 to 55 mph.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Monitor the latest forecasts and warnings for updates on this
situation. Fasten loose objects or shelter objects in a safe
location prior to the onset of winds.

&&

$$

WYZ016-017-291300-
/O.UPG.KRIW.HW.A.0007.210329T1500Z-210330T0000Z/
/O.EXB.KRIW.HW.W.0010.210329T1500Z-210330T0000Z/
Upper Wind River Basin-Wind River Basin-
Including the cities of Dubois, Riverton, and Shoshoni
1210 PM MDT Sun Mar 28 2021

...HIGH WIND WARNING IN EFFECT FROM 9 AM TO 6 PM MDT MONDAY...

* WHAT...Northwest wind 30 to 40 mph with gusts 60 to 65 mph.

* WHERE...Upper Wind River Basin and Wind River Basin.

* WHEN...From 9 AM to 6 PM MDT Monday.

* IMPACTS...Mainly to transportation. Travel could be difficult, 
  especially for high-profile vehicles.

* ADDITIONAL DETAILS...Wind speeds will be strongest along US
  Highway 26 between Riverton and Diversion Dam, and across the
  northern end of the county around Pavillion. The strongest wind
  will blow during the late morning and early afternoon.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Monitor the latest forecasts and warnings for updates on this
situation. Fasten loose objects or shelter objects in a safe
location prior to the onset of winds.

&&

$$

WYZ015-018-291300-
/O.CON.KRIW.HW.W.0010.210329T0600Z-210330T0000Z/
Wind River Mountains East-Lander Foothills-
Including the city of Lander
1210 PM MDT Sun Mar 28 2021

...HIGH WIND WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
6 PM MDT MONDAY...

* WHAT...Southwest wind 30 to 40 mph with gusts up to 65 mph in
  the Lander Foothills. Mountain wind speeds will be 45 to 55 mph
  with gusts to 80 mph.

* WHERE...East slopes of the Wind River Mountains and Lander 
  Foothills.

* WHEN...From midnight tonight to 6 PM MDT Monday.

* IMPACTS...Mainly to transportation. Travel could be difficult, 
  especially for high-profile vehicles.

* ADDITIONAL DETAILS...The strongest wind will occur late tonight
  until just after sunrise Monday. Travel along Wyoming Highway 
  28 around Red Canyon and South Pass could become very difficult 
  for high-profile and lightweight vehicles, especially between 
  mileposts 58 and 62.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Monitor the latest forecasts for updates on this situation.
Fasten loose objects or shelter objects in a safe location prior
to the onset of winds.

&&

$$

WYZ019-020-291300-
/O.CON.KRIW.HW.W.0010.210329T0600Z-210330T0000Z/
Green Mountains and Rattlesnake Range-
Natrona County Lower Elevations-
Including the cities of Jeffrey City and Casper
1210 PM MDT Sun Mar 28 2021

...HIGH WIND WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
6 PM MDT MONDAY...

* WHAT...West wind 30 to 40 mph with gusts up to 65 mph expected.
  Higher gusts are possible along Wyoming Boulevard south of 
  Casper.

* WHERE...Lower elevations of Natrona County, and the Green
  Mountains and Rattlesnake Range.

* WHEN...From midnight tonight to 6 PM MDT Monday.

* IMPACTS...Mainly to transportation. Travel could be difficult, 
  especially for high-profile vehicles.

* ADDITIONAL DETAILS...The strongest wind will occur late tonight
  until just after sunrise Monday. Wyoming Boulevard, especially
  between Casper Mountain Road and Country Club Road, will
  experience some of the higher wind gusts. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Monitor the latest forecasts for updates on this situation.
Fasten loose objects or shelter objects in a safe location prior
to the onset of winds.

&&

$$

WYZ002-003-291300-
/O.CON.KRIW.HW.W.0010.210329T0600Z-210330T0000Z/
Absaroka Mountains-Cody Foothills-
Including the cities of Clark, Cody, and Meeteetse
1210 PM MDT Sun Mar 28 2021

...HIGH WIND WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
6 PM MDT MONDAY...

* WHAT...West wind 30 to 40 mph with gusts up to 60 mph in the
  lower elevations. Higher gusts possible near Clark. Wind speeds
  of 45 to 55 mph with gusts to 80 mph will occur in the Absaroka
  Range.

* WHERE...Absaroka Mountains and Cody Foothills.

* WHEN...From midnight tonight to 6 PM MDT Monday.

* IMPACTS...Mainly to transportation. Travel could be difficult, 
  especially for high-profile vehicles.

* ADDITIONAL DETAILS...The strongest winds are expected over the 
  Chief Joseph Highway, around the community of Clark, the west 
  side of Cody, and along Wyoming Highway 120 south of Cody.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Monitor the latest forecasts for updates on this situation.
Fasten loose objects or shelter objects in a safe location prior
to the onset of winds.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/riw

Nearby

High Wind Watches in Wyoming, 2021Every high wind watch in 2021

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.