Special Weather Statement
Issued by NWS Riverton, WY

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WWUS85 KRIW 211032
SPSRIW

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RIVERTON WY
432 AM MDT FRI AUG 21 2015

WYZ003-004-212200-
CODY FOOTHILLS-NORTH BIG HORN BASIN-
INCLUDING THE CITIES OF...CODY...POWELL...LOVELL...GREYBULL
432 AM MDT FRI AUG 21 2015

...STRONG COLD FRONTAL PASSAGE TONIGHT...

A COLD FRONT WILL PUSH SOUTH ACROSS THE AREA LATE THIS EVENING.
STRONG NORTH WINDS AT 25 TO 35 MPH WITH GUSTS NEAR 50 MPH WILL
ACCOMPANY THE FRONT AND CONTINUE OVERNIGHT...GRADUALLY DECREASING
THROUGH THE DAY SATURDAY.

SMOKY CONDITIONS WILL LIKELY WORSEN BEHIND THE FRONT SATURDAY
MORNING. INDIVIDUALS SENSITIVE TO INCREASED PARTICULATE OR SMOKE
LEVELS SHOULD AVOID PROLONGED OR STRENUOUS OUTDOOR ACTIVITY.

$$

WYZ010-011-212200-
NORTHEAST JOHNSON COUNTY-SOUTHEAST JOHNSON COUNTY-
INCLUDING THE CITIES OF...BUFFALO...KAYCEE
432 AM MDT FRI AUG 21 2015

...STRONG COLD FRONTAL PASSAGE TONIGHT...

A COLD FRONT WILL PUSH SOUTH ACROSS THE AREA LATE THIS EVENING.
STRONG NORTH WINDS AT 25 TO 35 MPH WITH GUSTS NEAR 50 MPH WILL
ACCOMPANY THE FRONT AND CONTINUE OVERNIGHT THROUGH SATURDAY
MORNING...GRADUALLY DECREASING THROUGH SATURDAY AFTERNOON.

SMOKY CONDITIONS WILL LIKELY WORSEN BEHIND THE FRONT SATURDAY
MORNING. INDIVIDUALS SENSITIVE TO INCREASED PARTICULATE OR SMOKE
LEVELS SHOULD AVOID PROLONGED OR STRENUOUS OUTDOOR ACTIVITY.

$$

WYZ005>007-212200-
SOUTHWEST BIG HORN BASIN-SOUTHEAST BIG HORN BASIN-
OWL CREEK AND BRIDGER MOUNTAINS-
INCLUDING THE CITIES OF...THERMOPOLIS...WORLAND
432 AM MDT FRI AUG 21 2015

...STRONG COLD FRONTAL PASSAGE TONIGHT...

A COLD FRONT WILL PUSH SOUTH ACROSS THE AREA AROUND MIDNIGHT FRIDAY
NIGHT. STRONG NORTH WINDS AT 25 TO 35 MPH WITH GUSTS NEAR 45
MPH...WITH HIGHER GUSTS THROUGH WIND RIVER CANYON...WILL
ACCOMPANY THE FRONT AND CONTINUE OVERNIGHT...GRADUALLY DECREASING
THROUGH THE DAY SATURDAY.

SMOKY CONDITIONS WILL LIKELY WORSEN BEHIND THE FRONT SATURDAY
MORNING. INDIVIDUALS SENSITIVE TO INCREASED PARTICULATE OR SMOKE
LEVELS SHOULD AVOID PROLONGED OR STRENUOUS OUTDOOR ACTIVITY.

$$

WYZ017-018-212200-
WIND RIVER BASIN-LANDER FOOTHILLS-
INCLUDING THE CITIES OF...RIVERTON...LANDER
432 AM MDT FRI AUG 21 2015

...STRONG COLD FRONTAL PASSAGE TONIGHT...

A COLD FRONT WILL PUSH SOUTH ACROSS THE AREA SHORTLY AFTER
MIDNIGHT FRIDAY NIGHT. STRONG NORTH WINDS AT 25 TO 35 MPH WITH
GUSTS NEAR 50 MPH WILL ACCOMPANY THE FRONT ACROSS THE NORTHERN
WIND RIVER BASIN...FROM BOYSEN RESERVOIR TO RIVERTON. WIND SPEEDS
WILL NOT BE QUITE AS HIGH SOUTH OF RIVERTON. WINDS WILL GRADUALLY
DECREASE THROUGH THE DAY SATURDAY.

SMOKY CONDITIONS WILL LIKELY WORSEN BEHIND THE FRONT SATURDAY
MORNING. INDIVIDUALS SENSITIVE TO INCREASED PARTICULATE OR SMOKE
LEVELS SHOULD AVOID PROLONGED OR STRENUOUS OUTDOOR ACTIVITY.

$$

WYZ020-022-212200-
NATRONA COUNTY LOWER ELEVATIONS-CASPER MOUNTAIN-
INCLUDING THE CITY OF...CASPER
432 AM MDT FRI AUG 21 2015

...STRONG COLD FRONTAL PASSAGE TONIGHT...

A COLD FRONT WILL PUSH SOUTH ACROSS THE AREA SHORTLY AFTER
MIDNIGHT FRIDAY NIGHT. NORTH WINDS AT 20 TO 30 MPH WITH GUSTS
NEAR 45 MPH WILL ACCOMPANY THE FRONT...BEFORE GRADUALLY
DECREASING MID TO LATE SATURDAY MORNING.

SMOKY CONDITIONS WILL LIKELY WORSEN BEHIND THE FRONT SATURDAY
MORNING. INDIVIDUALS SENSITIVE TO INCREASED PARTICULATE OR SMOKE
LEVELS SHOULD AVOID PROLONGED OR STRENUOUS OUTDOOR ACTIVITY.

$$

AEM


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