Severe Thunderstorm Warning 13, NWS Riverton, WY

695 
WWUS55 KRIW 240231
SVSRIW

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE RIVERTON WY
831 PM MDT THU JUN 23 2011

WYC013-240241-
/O.CAN.KRIW.SV.W.0013.000000T0000Z-110624T0315Z/
FREMONT WY-
831 PM MDT THU JUN 23 2011

...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL FREMONT COUNTY IS
CANCELLED...

THE LINE OF STORMS WHICH PROMPTED THE WARNING HAS MOVED EAST INTO 
NATRONA COUNTY. HOWEVER...OTHER SEVERE THUNDERSTORMS REMAIN IN 
EFFECT FOR CENTRAL FREMONT COUNTY.

REPORT SEVERE WEATHER TO THE NATIONAL WEATHER SERVICE OFFICE IN
RIVERTON AT 1-800-211-1448.

LAT...LON 4289 10750 4317 10744 4342 10750 4346 10664
      4335 10643 4288 10672
TIME...MOT...LOC 0231Z 252DEG 34KT 4335 10737 4316 10724
          4300 10739

$$

WYC025-240315-
/O.CON.KRIW.SV.W.0013.000000T0000Z-110624T0315Z/
NATRONA WY-
831 PM MDT THU JUN 23 2011

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR NORTHWESTERN
NATRONA COUNTY UNTIL 915 PM MDT...

AT 829 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING PING PONG BALL SIZE
HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH.  THESE STORMS WERE
LOCATED ALONG A LINE EXTENDING FROM 11 MILES NORTHEAST OF LOST CABIN 
GAS PLANT TO HILAND TO 9 MILES SOUTH OF HILAND. THIS LINE WAS MOVING 
EAST AT 40 MPH.

SEVERE THUNDERSTORMS WILL BE NEAR...
  WALTMAN REST AREA AROUND 840 PM MDT.
  WALTMAN AROUND 845 PM MDT.
  HELL'S HALF ACRE AROUND 855 PM MDT.
  POWDER RIVER AROUND 900 PM MDT.
  RED WALL AROUND 905 PM MDT.

OTHER LOCATIONS IMPACTED BY SEVERE THUNDERSTORMS INCLUDE U.S. HWY
20/26 MILE MARKER 50...U.S. HWY 20/26 MILE MARKER 40...NATRONA AND
U.S. HWY 20/26 MILE MARKER 30.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

PREPARE IMMEDIATELY FOR LARGE HAIL AND DAMAGING WINDS IF YOU ARE IN
THE PATH OF THIS STORM. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING AND AWAY FROM WINDOWS.

&&

REPORT SEVERE WEATHER TO THE NATIONAL WEATHER SERVICE OFFICE IN
RIVERTON AT 1-800-211-1448.

LAT...LON 4289 10750 4317 10744 4342 10750 4346 10664
      4335 10643 4288 10672
TIME...MOT...LOC 0231Z 252DEG 34KT 4335 10737 4316 10724
          4300 10739
WIND...HAIL 60MPH 1.50IN

$$

JONES

000 
WWUS55 KRIW 240245
SVSRIW

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE RIVERTON WY
845 PM MDT THU JUN 23 2011

WYC025-240315-
/O.CON.KRIW.SV.W.0013.000000T0000Z-110624T0315Z/
NATRONA WY-
845 PM MDT THU JUN 23 2011

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR CENTRAL
NATRONA COUNTY UNTIL 915 PM MDT...

AT 843 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A 
LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING WINDS IN 
EXCESS OF 60 MPH. THESE STORMS WERE LOCATED ALONG A LINE EXTENDING 
FROM 18 MILES WEST OF RED WALL TO NEAR THE WALTMAN REST AREA TO 
ABOUT 10 MILES SOUTH OF HILAND. THIS LINE OF STORMS WAS MOVING EAST 
AT 40 MPH. HAIL UP TO THE SIZE OF PING PONG BALLS IS POSSIBLE... 
MAINLY OVER THE SOUTHERN END OF THIS LINE OF STORMS SOUTH OF U.S. 
HIGHWAY 20/26.

SEVERE THUNDERSTORMS WILL BE NEAR...
  HELL'S HALF ACRE AROUND 855 PM MDT.
  POWDER RIVER AROUND 900 PM MDT.
  RED WALL AROUND 905 PM MDT.

OTHER LOCATIONS IMPACTED BY SEVERE THUNDERSTORMS INCLUDE U.S. HWY
20/26 MILE MARKER 40 AND NATRONA.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

PREPARE IMMEDIATELY FOR LARGE HAIL AND DAMAGING WINDS IF YOU ARE IN
THE PATH OF THIS STORM. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING AND AWAY FROM WINDOWS.

&&

REPORT SEVERE WEATHER TO THE NATIONAL WEATHER SERVICE OFFICE IN
RIVERTON AT 1-800-211-1448.

LAT...LON 4289 10744 4323 10724 4343 10728 4346 10664
      4335 10643 4288 10672
TIME...MOT...LOC 0244Z 252DEG 34KT 4339 10721 4320 10708
          4304 10723
WIND...HAIL 60MPH 1.50IN

$$

JONES

876 
WWUS55 KRIW 240304
SVSRIW

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE RIVERTON WY
904 PM MDT THU JUN 23 2011

WYC025-240315-
/O.CON.KRIW.SV.W.0013.000000T0000Z-110624T0315Z/
NATRONA WY-
904 PM MDT THU JUN 23 2011

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR CENTRAL
NATRONA COUNTY UNTIL 915 PM MDT...

AT 902 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING WINDS IN 
EXCESS OF 60 MPH. THESE STORMS WERE LOCATED ALONG A LINE EXTENDING 
FROM 7 MILES WEST OF RED WALL TO NEAR HELL'S HALF ACRE. THIS LINE OF 
STORMS WAS MOVING EAST AT 40 MPH. THE COMMUNITY OF POWDER RIVER AND 
RURAL SECTIONS OF NATRONA COUNTY NORTH OF U.S. HIGHWAY 20/26 ARE IN 
THE PATH OF THIS LINE OF STORMS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM OF YOUR HOME AND AWAY 
FROM WINDOWS.

&&

REPORT SEVERE WEATHER TO THE NATIONAL WEATHER SERVICE OFFICE IN
RIVERTON AT 1-800-211-1448.

LAT...LON 4289 10744 4312 10729 4323 10707 4343 10713
      4346 10664 4335 10643 4288 10672
TIME...MOT...LOC 0302Z 252DEG 34KT 4344 10698 4325 10685
          4309 10701
WIND...HAIL 60MPH <.75IN

$$

JONES

958 
WWUS55 KRIW 240311
SVSRIW

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE RIVERTON WY
911 PM MDT THU JUN 23 2011

WYC025-240320-
/O.EXP.KRIW.SV.W.0013.000000T0000Z-110624T0315Z/
NATRONA WY-
911 PM MDT THU JUN 23 2011

...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL NATRONA COUNTY WILL
EXPIRE AT 915 PM MDT...

THE LINE OF STORMS WHICH PROMPTED THE WARNING HAS WEAKENED BELOW
SEVERE LIMITS...AND NO LONGER POSES AN IMMEDIATE THREAT TO LIFE OR 
PROPERTY. HOWEVER...GUSTY WINDS TO 40 MPH...PEA SIZED HAIL...BRIEF 
HEAVY RAIN AND DANGEROUS LIGHTNING ARE STILL POSSIBLE WITH THESE 
THUNDERSTORMS.

REPORT SEVERE WEATHER TO THE NATIONAL WEATHER SERVICE OFFICE IN
RIVERTON AT 1-800-211-1448.

LAT...LON 4289 10744 4312 10729 4323 10707 4343 10713
      4346 10664 4335 10643 4288 10672
TIME...MOT...LOC 0310Z 252DEG 34KT 4346 10688 4327 10675
          4311 10691

$$

JONES