Tornado Warning 10, NWS Cheyenne, WY

Issued

Jun 7, 2012, 5:52 PM MDT (23:52 UTC)

Expired

Jun 7, 2012, 6:30 PM MDT

In force

38 min

Issued by

NWS Cheyenne, WY

Area

Storm-based polygon

County Laramie County, WY

The Cheyenne radar (KCYS), 30 km from the middle of the area, began a volume at 23:54 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.

300 
WFUS55 KCYS 072352
TORCYS
WYC021-080030-
/O.NEW.KCYS.TO.W.0010.120607T2352Z-120608T0030Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE CHEYENNE WY
552 PM MDT THU JUN 7 2012

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A

* TORNADO WARNING FOR...
  CENTRAL LARAMIE COUNTY IN SOUTHEAST WYOMING...

* UNTIL 630 PM MDT

* AT 545 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A 
  SEVERE THUNDERSTORM WITH A HISTORY OF PRODUCING TORNADOES. THIS    
  DANGEROUS STORM WAS LOCATED 6 MILES EAST OF WHITAKER...OR 19 MILES 
  NORTH OF CHEYENNE...AND MOVING SOUTHEAST AT 10 MPH. A SECOND       
  TORNADIC THUNDERSTORM WAS LOCATED NEAR WHITAKER...AND WAS ALSO     
  MOVING TO THE SOUTHEAST. BOTH STORMS WERE ALSO CAPABLE OF          
  PRODUCING LARGE DESTRUCTIVE HAIL OF GOLF BALL TO BASEBALL SIZE AND 
  TORRENTIAL RAINFALL. 

* LOCATIONS IMPACTED INCLUDE...
  MAINLY RURAL AREAS OF CENTRAL LARAMIE COUNTY.

THIS INCLUDES INTERSTATE 25 IN WYOMING BETWEEN MILE MARKERS 20 AND
32.

THIS TORNADO WARNING DOES NOT INCLUDE THE CITY OF CHEYENNE. 

THIS WARNING REPLACES THE PREVIOUSLY ISSUED TORNADO WARNING FOR THE 
SAME AREA. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 4140 10443 4125 10490 4144 10493 4152 10470
TIME...MOT...LOC 2349Z 327DEG 9KT 4141 10474

$$

HAMMER

768 
WWUS55 KCYS 080012
SVSCYS

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHEYENNE WY
612 PM MDT THU JUN 7 2012

WYC021-080030-
/O.CON.KCYS.TO.W.0010.000000T0000Z-120608T0030Z/
LARAMIE WY-
612 PM MDT THU JUN 7 2012

...A TORNADO WARNING REMAINS IN EFFECT FOR CENTRAL LARAMIE COUNTY
UNTIL 630 PM MDT...

AT 608 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS DANGEROUS
STORM WAS LOCATED 11 MILES EAST OF WHITAKER...OR 17 MILES NORTHEAST 
OF CHEYENNE...MOVING SOUTHEAST AT 10 MPH. THIS STORM IS ALSO CAPABLE 
OF PRODUCING TORRENTIAL RAINFALL AND LARGE DESTRUCTIVE HAIL OF UP TO 
BASEBALL SIZE. 

LOCATIONS IMPACTED INCLUDE...
  MAINLY RURAL AREAS OF CENTRAL LARAMIE COUNTY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 4140 10443 4125 10490 4144 10493 4152 10470
TIME...MOT...LOC 0012Z 326DEG 9KT 4136 10465

$$

HAMMER

Tornado Warnings in Wyoming, 2012Every tornado warning in 2012Tornadoes in 2012

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.