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Special Weather Statement

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RIVERTON WY
348 PM MDT TUE JUL 7 2015

WYZ017-020-072230-
NATRONA COUNTY LOWER ELEVATIONS-WIND RIVER BASIN-
348 PM MDT TUE JUL 7 2015

...SPECIAL WEATHER STATEMENT...

AT 346 PM MDT...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM 7
MILES EAST OF MONETA...WHICH IS 27 MILES EAST OF SHOSHONI...MOVING
SOUTH AT 15 MPH. OTHER STORMS EXTENDED INTO FAR NORTHWEST NATRONA
COUNTY.

TORRENTIAL RAIN WILL BE POSSIBLE WITH THIS STORM. DOPPLER RADAR HAS
ALREADY INDICATED THAT OVER AN INCH OF RAIN HAS FALLEN OVER PARTS OF
EXTREME NORTHEAST FREMONT AND NORTHWEST NATRONA DUE TO THIS AREA OF
THUNDERSTORMS.

THIS STORM WILL REMAIN OVER MAINLY RURAL AREAS OF EAST CENTRAL
FREMONT AND WEST CENTRAL NATRONA COUNTIES...INCLUDING THE FOLLOWING
LOCATIONS...ARMINTO.

#

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TORRENTIAL RAINFALL IS ALSO OCCURRING WITH THIS STORM...AND MAY LEAD
TO FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED
ROADWAYS.

THIS STORM MAY INTENSIFY...SO BE CERTAIN TO MONITOR LOCAL RADIO AND
TV STATIONS...AS WELL AS LOCAL CABLE TV OUTLETS...FOR ADDITIONAL
INFORMATION AND POSSIBLE WARNINGS FROM THE NATIONAL WEATHER SERVICE.

&&

LAT...LON 4292 10720 4290 10738 4292 10741 4294 10753
      4291 10755 4290 10753 4288 10754 4284 10779
      4326 10784 4326 10735 4323 10725
TIME...MOT...LOC 2146Z 341DEG 13KT 4314 10757

$$

13




Flash Flood Watch

FLOOD WATCH
NATIONAL WEATHER SERVICE RIVERTON WY
1127 AM MDT TUE JUL 7 2015

...SLOW MOVING SHOWERS AND THUNDERSTORMS EXPECTED AGAIN TODAY
WITH THE POTENTIAL FOR HEAVY RAIN IN A RELATIVELY SHORT PERIOD OF
TIME...

.WARM MOIST SUB TROPICAL AIR WILL FEED ACROSS CENTRAL AND SOUTHERN
WYOMING ALONG A STATIONARY FRONT AGAIN TODAY. STORMS WILL BE
RELATIVELY SLOW AT LESS THAN 20 MPH OUT OF THE WEST OR NORTHWEST...
WITH THE POTENTIAL FOR PRODUCING UP TO AN INCH OF RAINFALL IN
VERY SHORT ORDER. SOME OF THIS WILL FALL OVER GROUND ALREADY
SATURATED FROM SHOWERS AND STORMS MONDAY NIGHT...OFFERING
INCREASED FLASH FLOOD CHANCES.

WYZ017>020-022-080400-
/O.EXA.KRIW.FF.A.0010.150707T1800Z-150708T0400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
WIND RIVER BASIN-LANDER FOOTHILLS-
GREEN MOUNTAINS AND RATTLESNAKE RANGE-
NATRONA COUNTY LOWER ELEVATIONS-CASPER MOUNTAIN-
INCLUDING THE CITIES OF...RIVERTON...LANDER...JEFFREY CITY...
BAIROIL...CASPER
1127 AM MDT TUE JUL 7 2015

...FLASH FLOOD WATCH IN EFFECT UNTIL 10 PM MDT THIS EVENING...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS EXPANDED THE

* FLASH FLOOD WATCH TO INCLUDE PORTIONS OF WYOMING...INCLUDING THE
  FOLLOWING AREAS...CASPER MOUNTAIN....GREEN MOUNTAINS AND
  RATTLESNAKE RANGE...LANDER FOOTHILLS...NATRONA COUNTY LOWER
  ELEVATIONS AND WIND RIVER BASIN.

* UNTIL 10 PM MDT THIS EVENING

* SUB TROPICAL MOISTURE WILL OVERRIDE A SURFACE FRONT TODAY.
  SHOWERS AND EMBEDDED THUNDERSTORMS WILL INCREASE ACROSS THE AREA
  THIS AFTERNOON AND EVENING. LOCALLY HEAVY RAINFALL WILL FALL OUT
  OF THE STRONGER STORM CORES WITH UP TO AN INCH OF PRECIPITATION
  FALLING IN SHORT ORDER...WITH THE POTENTIAL FOR FLASH FLOODING.

* ROCK OR MUD SLIDES WILL BE POSSIBLE IN STEEPLY SLOPED AREAS...
  ESPECIALLY AROUND CASPER MOUNTAIN.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FLASH FLOOD WATCH MEANS THAT CONDITIONS MAY DEVELOP THAT LEAD
TO FLASH FLOODING. FLASH FLOODING IS A VERY DANGEROUS SITUATION.

YOU SHOULD MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION
SHOULD FLASH FLOOD WARNINGS BE ISSUED.

&&

$$



Hazardous Weather Outlook

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE RIVERTON WY
556 AM MDT TUE JUL 7 2015

WYZ001>020-022>030-081200-
YELLOWSTONE NATIONAL PARK-ABSAROKA MOUNTAINS-CODY FOOTHILLS-
NORTH BIG HORN BASIN-SOUTHWEST BIG HORN BASIN-
SOUTHEAST BIG HORN BASIN-OWL CREEK AND BRIDGER MOUNTAINS-
BIGHORN MOUNTAINS WEST-BIGHORN MOUNTAINS SOUTHEAST-
NORTHEAST JOHNSON COUNTY-SOUTHEAST JOHNSON COUNTY-
TETON AND GROS VENTRE MOUNTAINS-JACKSON HOLE-
WIND RIVER MOUNTAINS WEST-WIND RIVER MOUNTAINS EAST-
UPPER WIND RIVER BASIN-WIND RIVER BASIN-LANDER FOOTHILLS-
GREEN MOUNTAINS AND RATTLESNAKE RANGE-
NATRONA COUNTY LOWER ELEVATIONS-CASPER MOUNTAIN-STAR VALLEY-
SALT RIVER AND WYOMING RANGES-UPPER GREEN RIVER BASIN FOOTHILLS-
UPPER GREEN RIVER BASIN-SOUTH LINCOLN COUNTY-
ROCK SPRINGS AND GREEN RIVER-FLAMING GORGE-EAST SWEETWATER COUNTY-
556 AM MDT TUE JUL 7 2015

...FLASH FLOOD WATCH FOR SOUTHWESTERN AND SOUTHERN WYOMING FROM
NOON THROUGH THIS EVENING...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN AND CENTRAL WYOMING.

.DAY ONE...TODAY AND TONIGHT

SCATTERED SHOWERS AND EMBEDDED THUNDERSTORMS ACROSS SOUTHWEST AND
SOUTHERN WYOMING WITH VERY HEAVY RAINFALL AND FLASH FLOODING
POSSIBLE. ISOLATED TO WIDELY SCATTERED SHOWERS AND THUNDERSTORMS
ACROSS CENTRAL AND NORTHERN WYOMING.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY

WEDNESDAY...SCATTERED SHOWERS AND EMBEDDED THUNDERSTORMS WITH
HEAVY RAIN POTENTIAL ONCE AGAIN.

THURSDAY...SCATTERED THUNDERSTORMS.

FRIDAY...SCATTERED THUNDERSTORMS IN THE WEST...ISOLATED THUNDERSTORMS
EAST OF THE DIVIDE.

SATURDAY...ISOLATED THUNDERSTORMS OVER THE WEST AND FAR NORTH.

SUNDAY...ISOLATED THUNDERSTORMS WESTERN MOUNTAINS.

.SPOTTER INFORMATION STATEMENT...

SPOTTERS ARE URGED TO REPORT HAIL...STRONG WINDS GUSTS AND ANY
FLOODING. THANK YOU.

$$




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