High Wind Watch 21, NWS Riverton, WY

Issued

Dec 18, 2016, 7:10 PM MST (02:10 UTC)

In effect from

Dec 19, 2016, 8:00 AM MST

Expired

Dec 19, 2016, 2:19 AM MST

In force

Issued by

NWS Riverton, WY

Counties Fremont County, WY, Natrona County, WY, Sweetwater County, WY

The Riverton/Lander radar (KRIW), 65 km from the middle of the area, began a volume at 02:11 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.

201 
WWUS75 KRIW 190210 CCA
NPWRIW

URGENT - WEATHER MESSAGE...CORRECTED
NATIONAL WEATHER SERVICE RIVERTON WY
710 PM MST SUN DEC 18 2016

...HIGH WINDS IN CODY AND CASPER AREAS MONDAY AND TUESDAY...

.STRONG MID LEVEL WINDS MIXING TO THE SURFACE WITH A SERIES OF
UPPER LEVEL DISTURBANCES MOVING ACROSS NORTHWEST WYOMING WILL
BRING AN EXTENDED PERIOD OF HIGH WINDS TO THE CODY FOOTHILLS ALONG
WITH AREAS OF BLOWING AND DRIFTING SNOW SUNDAY NIGHT AND MONDAY. A
STRENGTHENING SURFACE PRESSURE GRADIENT WILL BRING THE POSSIBILITY
OF HIGH WINDS TO NATRONA AND SOUTHEAST FREMONT COUNTIES MONDAY
MORNING INTO TUESDAY EVENING.

WYZ003-191415-
/O.CON.KRIW.HW.W.0028.161219T0900Z-161220T1800Z/
CODY FOOTHILLS-
INCLUDING THE CITIES OF...CODY...MEETEETSE
710 PM MST SUN DEC 18 2016

...HIGH WIND WARNING REMAINS IN EFFECT FROM 2 AM MONDAY TO 11 AM
MST TUESDAY...

* TIMING...WINDS WILL INCREASE THIS EVENING. HIGH WINDS ARE
  EXPECTED LATE TONIGHT AND CONTINUE AT TIMES THROUGH TUESDAY
  MORNING.

* WINDS...WEST 35 TO 40 MPH WITH GUSTS TO 65 MPH. HIGHER GUSTS 
  ARE POSSIBLE IN THE VICINITY OF CLARK. 

* IMPACTS...MAINLY TO TRANSPORTATION. ENHANCED BLOW OVER RISK FOR
  LIGHT AND HIGH PROFILE VEHICLES ESPECIALLY ALONG HIGHWAY 120. IN
  ADDITION...STRONG WINDS WILL CAUSE AREAS OF BLOWING AND DRIFTING
  SNOW AND LIMITED VISIBILITY TONIGHT THROUGH TUESDAY MORNING. 

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.

&&

$$

WYZ019-020-191415-
/O.NEW.KRIW.HW.A.0021.161219T1500Z-161221T0300Z/
GREEN MOUNTAINS AND RATTLESNAKE RANGE-
NATRONA COUNTY LOWER ELEVATIONS-
INCLUDING THE CITIES OF...JEFFREY CITY...CASPER
710 PM MST SUN DEC 18 2016

...HIGH WIND WATCH IN EFFECT FROM MONDAY MORNING THROUGH TUESDAY
EVENING...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A HIGH WIND
WATCH...WHICH IS IN EFFECT FROM MONDAY MORNING THROUGH TUESDAY
EVENING. 

* TIMING...WINDS WILL INCREASE EARLY MONDAY MORNING WITH HIGH
  WINDS POSSIBLE SHORTLY AFTER SUNRISE MONDAY. HIGH WINDS WILL
  REMAIN POSSIBLE THROUGH TUESDAY EVENING.

* WINDS...SOUTHWEST WIND 30 TO 40 MPH WITH GUSTS NEAR 60 MPH.
  STRONGER GUSTS POSSIBLE ALONG WYOMING BOULEVARD ON THE SOUTH
  SIDE OF CASPER.  

* IMPACTS...IMPACTS...MAINLY TO TRANSPORTATION. ENHANCED BLOW OVER
  RISK FOR LIGHT AND HIGH PROFILE VEHICLES ESPECIALLY ALONG
  HIGHWAY 258 - WYOMING BOULEVARD. IN ADDITION...STRONG WINDS WILL
  CAUSE AREAS OF BLOWING AND DRIFTING SNOW AND LIMITED VISIBILITY
  MONDAY AND MONDAY NIGHT. 

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.

&&

$$

987 
WWUS75 KRIW 190919
NPWRIW

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE RIVERTON WY
219 AM MST MON DEC 19 2016

...HIGH WINDS IN CODY AND CASPER AREAS TODAY AND TUESDAY...

.STRONG MID LEVEL WINDS MIXING TO THE SURFACE WITH A SERIES OF
UPPER LEVEL DISTURBANCES MOVING ACROSS NORTHWEST WYOMING WILL
BRING AN EXTENDED PERIOD OF HIGH WINDS TO THE CODY FOOTHILLS
ALONG WITH AREAS OF BLOWING AND DRIFTING SNOW TODAY. A
STRENGTHENING SURFACE PRESSURE GRADIENT WILL BRING HIGH WINDS TO
NATRONA AND SOUTHEAST FREMONT COUNTIES THROUGH TUESDAY EVENING.

WYZ019-020-192300-
/O.UPG.KRIW.HW.A.0021.161219T1500Z-161221T0300Z/
/O.EXB.KRIW.HW.W.0028.161219T1200Z-161221T0300Z/
GREEN MOUNTAINS AND RATTLESNAKE RANGE-
NATRONA COUNTY LOWER ELEVATIONS-
INCLUDING THE CITIES OF...JEFFREY CITY...CASPER
219 AM MST MON DEC 19 2016

...HIGH WIND WARNING IN EFFECT UNTIL 8 PM MST TUESDAY...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A HIGH WIND
WARNING...WHICH IS IN EFFECT UNTIL 8 PM MST TUESDAY. THE HIGH
WIND WATCH IS NO LONGER IN EFFECT. 

* TIMING...WINDS WILL BECOMING STRONG BEFORE SUNRISE WITH HIGH
  WINDS REMAINING POSSIBLE THROUGH TUESDAY EVENING...ALTHOUGH
  THERE COULD BE A LULL TONIGHT.

* WINDS...SOUTHWEST WIND 30 TO 40 MPH WITH GUSTS NEAR 60 MPH. 
  STRONGER GUSTS POSSIBLE ALONG WYOMING BOULEVARD ON THE SOUTH 
  SIDE OF CASPER. 

* IMPACTS...IMPACTS...MAINLY TO TRANSPORTATION. ENHANCED BLOW OVER
  RISK FOR LIGHT AND HIGH PROFILE VEHICLES ESPECIALLY ALONG
  HIGHWAY 258 - WYOMING BOULEVARD. IN ADDITION...STRONG WINDS WILL
  CAUSE AREAS OF BLOWING AND DRIFTING SNOW AND LIMITED VISIBILITY
  TODAY AND TONIGHT.

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.

&&

$$

WYZ003-192300-
/O.CON.KRIW.HW.W.0028.000000T0000Z-161220T1800Z/
CODY FOOTHILLS-
INCLUDING THE CITIES OF...CODY...MEETEETSE
219 AM MST MON DEC 19 2016

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

* TIMING...HIGH WINDS ARE EXPECTED LATE TONIGHT AND CONTINUE AT
  TIMES THROUGH TUESDAY MORNING WITH A LULL POSSIBLE THIS
  AFTERNOON.

* WINDS...WEST 35 TO 40 MPH WITH GUSTS TO 65 MPH. HIGHER GUSTS 
  ARE POSSIBLE IN THE VICINITY OF CLARK. 

* IMPACTS...MAINLY TO TRANSPORTATION. ENHANCED BLOW OVER RISK 
  FOR LIGHT AND HIGH PROFILE VEHICLES ESPECIALLY ALONG HIGHWAY 
  120. IN ADDITION...STRONG WINDS WILL CAUSE AREAS OF BLOWING 
  AND DRIFTING SNOW AND LIMITED VISIBILITY TONIGHT THROUGH 
  TUESDAY MORNING. 

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.

&&

$$

High Wind Watches in Wyoming, 2016Every high wind watch in 2016

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.