Alert archive / Wyoming / High Wind Warnings in 2016

High Wind Warning 13, NWS Riverton, WY

February 28, 2016Park County, Wyoming

NWS Riverton, WY issued this high wind warning at Feb 28, 2016, 12:40 AM MST for Park County, Wyoming. It took effect at Feb 28, 2016, 5:00 PM MST. It was in force for 12 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Feb 28, 2016, 12:40 AM MST (07:40 UTC)
In effect from
Feb 28, 2016, 5:00 PM MST
Expired
Feb 29, 2016, 5:00 AM MST
In force
12 hr
Issued by
NWS Riverton, WY

County Park County, WY

The radar

The Billings radar (KBLX), 167 km from the middle of the area, began a volume at 07:45 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, 7.7 hours before the alert went out and 187 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 2016-02-28Temperature 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 2016-02-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -30 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
1848 m above ground
0-6 km bulk shear
3 kt
0-1 km storm-relative helicity
-30 m²/s²
0-3 km storm-relative helicity
-164 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

666 
WWUS75 KRIW 280740
NPWRIW

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE RIVERTON WY
1240 AM MST SUN FEB 28 2016

...STRONG WIND IN THE CODY FOOTHILLS TONIGHT...

.STRONG DOWNSLOPE WEST WINDS WILL DEVELOP TONIGHT AHEAD OF AN
APPROACHING COLD FRONT. WINDS WILL DIMINISH WITH THE COLD FRONTAL
PASSAGE MONDAY MORNING.

WYZ003-282300-
/O.UPG.KRIW.HW.A.0008.160229T0000Z-160229T1200Z/
/O.NEW.KRIW.HW.W.0013.160229T0000Z-160229T1200Z/
CODY FOOTHILLS-
INCLUDING THE CITIES OF...CODY...MEETEETSE
1240 AM MST SUN FEB 28 2016

...HIGH WIND WARNING IN EFFECT FROM 5 PM THIS AFTERNOON TO 5 AM
MST MONDAY...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A HIGH WIND
WARNING...WHICH IS IN EFFECT FROM 5 PM THIS AFTERNOON TO 5 AM MST
MONDAY. THE HIGH WIND WATCH IS NO LONGER IN EFFECT. 

* TIMING...WEST WINDS WILL INCREASE EARLY THIS EVENING WITH STRONG
  WIND GUSTS POSSIBLE OVERNIGHT. WINDS WILL DIMINISH WITH A COLD
  FRONTAL PASSAGE MONDAY MORNING.

* WINDS...WEST TO SOUTHWEST WIND INCREASING TO 35 TO 45 MPH WITH
  GUSTS 60 TO 65 MPH.

* IMPACTS...TRAVELERS ON HIGHWAY 120 IN PARK COUNTY SHOULD BE
  PREPARED FOR POSSIBLE STRONG WINDS TONIGHT. THOSE ATTEMPTING TO
  PULL TRAILERS OR IN HIGH PROFILE VEHICLES WILL BE ESPECIALLY AT
  RISK FOR LOSS OF VEHICLE CONTROL OR A BLOWOVER.

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.

&&

$$
4 follow-up statements
755 
WWUS75 KRIW 281932
NPWRIW

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE RIVERTON WY
1232 PM MST SUN FEB 28 2016

...HIGH WINDS IN THE CODY FOOTHILLS TONIGHT...

.STRONG DOWNSLOPE WEST WINDS WILL DEVELOP TONIGHT AHEAD OF AN
APPROACHING COLD FRONT. WINDS WILL DIMINISH WITH THE COLD FRONTAL
PASSAGE MONDAY MORNING.

WYZ003-291200-
/O.CON.KRIW.HW.W.0013.160229T0000Z-160229T1200Z/
CODY FOOTHILLS-
INCLUDING THE CITIES OF...CODY...MEETEETSE
1232 PM MST SUN FEB 28 2016

...HIGH WIND WARNING REMAINS IN EFFECT FROM 5 PM THIS AFTERNOON
TO 5 AM MST MONDAY...

* TIMING...WEST WINDS WILL INCREASE EARLY THIS EVENING WITH 
  STRONG WIND GUSTS POSSIBLE OVERNIGHT. WINDS WILL DIMINISH WITH 
  A COLD FRONTAL PASSAGE MONDAY MORNING. 

* WINDS...WEST TO SOUTHWEST WIND INCREASING TO 35 TO 45 MPH WITH 
  GUSTS 60 TO 65 MPH. 

* IMPACTS...TRAVELERS ON HIGHWAY 120 IN PARK COUNTY SHOULD BE 
  PREPARED FOR POSSIBLE STRONG WINDS TONIGHT. THOSE ATTEMPTING 
  TO PULL TRAILERS OR IN HIGH PROFILE VEHICLES WILL BE 
  ESPECIALLY AT RISK FOR LOSS OF VEHICLE CONTROL OR A BLOWOVER. 

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.

&&

$$
798 
WWUS75 KRIW 282358
NPWRIW

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE RIVERTON WY
458 PM MST SUN FEB 28 2016

...HIGH WINDS IN THE CODY FOOTHILLS TONIGHT...

.STRONG DOWNSLOPE WEST WINDS WILL DEVELOP TONIGHT AHEAD OF AN
APPROACHING COLD FRONT. WINDS WILL DIMINISH WITH THE COLD FRONTAL
PASSAGE MONDAY MORNING.

WYZ003-290800-
/O.CON.KRIW.HW.W.0013.160229T0000Z-160229T1200Z/
CODY FOOTHILLS-
INCLUDING THE CITIES OF...CODY...MEETEETSE
458 PM MST SUN FEB 28 2016

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 5 AM MST MONDAY...

* TIMING...WEST WINDS WILL INCREASE EARLY THIS EVENING WITH 
  STRONG WIND GUSTS POSSIBLE OVERNIGHT. WINDS WILL DIMINISH WITH 
  A COLD FRONTAL PASSAGE MONDAY MORNING. 

* WINDS...WEST TO SOUTHWEST WIND INCREASING TO 35 TO 45 MPH WITH 
  GUSTS 60 TO 65 MPH. 

* WIND REPORTS...THE PARK COUNTY SHERIFF'S OFFICE IN CODY RECORDED
  A WIND GUST OF 52 MPH AT 325 PM.  

* IMPACTS...TRAVELERS ON HIGHWAY 120 IN PARK COUNTY SHOULD BE 
  PREPARED FOR POSSIBLE STRONG WINDS TONIGHT. THOSE ATTEMPTING 
  TO PULL TRAILERS OR IN HIGH PROFILE VEHICLES WILL BE 
  ESPECIALLY AT RISK FOR LOSS OF VEHICLE CONTROL OR A BLOWOVER. 

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.

&&

$$
138 
WWUS75 KRIW 290406
NPWRIW

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE RIVERTON WY
906 PM MST SUN FEB 28 2016

...HIGH WINDS IN THE CODY FOOTHILLS THROUGH EARLY MONDAY MORNING...

.STRONG DOWNSLOPE WEST WINDS WILL DEVELOP TONIGHT AHEAD OF AN
APPROACHING COLD FRONT. WINDS WILL DIMINISH WITH THE COLD FRONTAL
PASSAGE MONDAY MORNING.

WYZ003-291200-
/O.CON.KRIW.HW.W.0013.000000T0000Z-160229T1200Z/
CODY FOOTHILLS-
INCLUDING THE CITIES OF...CODY...MEETEETSE
906 PM MST SUN FEB 28 2016

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 5 AM MST MONDAY...

* TIMING...WEST WINDS WILL INCREASE THIS EVENING WITH STRONG WIND
  GUSTS POSSIBLE OVERNIGHT. WINDS WILL DIMINISH WITH A COLD
  FRONTAL PASSAGE MONDAY MORNING.

* WINDS...WEST TO SOUTHWEST WIND INCREASING TO 35 TO 45 MPH WITH
  GUSTS 60 TO 65 MPH. 

* IMPACTS...TRAVELERS ON HIGHWAY 120 IN PARK COUNTY SHOULD BE 
  PREPARED FOR POSSIBLE STRONG WINDS TONIGHT. THOSE ATTEMPTING 
  TO PULL TRAILERS OR IN HIGH PROFILE VEHICLES WILL BE 
  ESPECIALLY AT RISK FOR LOSS OF VEHICLE CONTROL OR A BLOWOVER. 

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.

&&

$$
023 
WWUS75 KRIW 291141
NPWRIW

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE RIVERTON WY
441 AM MST MON FEB 29 2016

WYZ003-291245-
/O.EXP.KRIW.HW.W.0013.000000T0000Z-160229T1200Z/
CODY FOOTHILLS-
INCLUDING THE CITIES OF...CODY...MEETEETSE
441 AM MST MON FEB 29 2016

...HIGH WIND WARNING WILL EXPIRE AT 5 AM MST EARLY THIS MORNING...

THE THREAT OF HIGH WINDS HAVE DIMINISHED ACROSS THE CODY FOOTHILLS
AS A COLD FRONT PUSHES SOUTH ACROSS THE AREA. THEREFORE...THE
NATIONAL WEATHER SERVICE IN RIVERTON WILL ALLOW THE HIGH WIND
WARNING FOR THE AREA TO EXPIRE AT 5 AM.

$$

TEAM RIVERTON

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 27, 6:29 PM MSTHigh Wind WatchRIWPark6 hr

Nearby

High Wind Warnings in Wyoming, 2016Every high wind warning in 2016

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.