Winter Weather Advisory
URGENT - WINTER WEATHER MESSAGE
National Weather Service Riverton WY
1240 PM MDT Thu Oct 16 2025
WYZ002-170500-
/O.CON.KRIW.WW.Y.0027.000000T0000Z-251017T0500Z/
Absaroka Mountains-
1240 PM MDT Thu Oct 16 2025
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MDT THIS
EVENING...
* WHAT...Snow expected. Additional snow accumulations of up to 2
inches between 7500 and 9000 ft, and 2 to 3 inches across higher
terrain.
* WHERE...Absaroka Mountains.
* WHEN...Until 11 PM MDT this evening.
* IMPACTS...Winter travel conditions are expected along mountain
roads.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Outdoor recreationists should be prepared for cold and wet
conditions.
Slow down and use caution while traveling.
For graphical depictions of the snowfall forecast, including the
official NWS forecast, high end amounts, and low end amounts, visit
https://weather.gov/riw/winter .
For winter road conditions from the Wyoming Department of
Transportation, visit https://wyoroad.info .
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Riverton WY
1240 PM MDT Thu Oct 16 2025
WYZ012-024-170500-
/O.CON.KRIW.WW.Y.0027.000000T0000Z-251017T0500Z/
Teton and Gros Ventre Mountains-Salt River and Wyoming Ranges-
1240 PM MDT Thu Oct 16 2025
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MDT THIS
EVENING...
* WHAT...Snow. Additional accumulations of 1 to 3 inches between
7500 and 9000 ft and 4 to 6 inches across higher terrain.
* WHERE...Teton and Gros Ventre Mountains and Salt River and Wyoming
Ranges.
* WHEN...Until 11 PM MDT this evening.
* IMPACTS...Winter travel conditions are expected over mountain
passes, including Teton Pass and Togwotee Pass.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Outdoor recreationists should be prepared for cold and wet
conditions.
Slow down and use caution while traveling.
For graphical depictions of the snowfall forecast, including the
official NWS forecast, high end amounts, and low end amounts, visit
https://weather.gov/riw/winter .
For winter road conditions from the Wyoming Department of
Transportation, visit https://wyoroad.info .
&&
$$
Lake Wind Advisory
URGENT - WEATHER MESSAGE
National Weather Service Glasgow MT
152 PM MDT Thu Oct 16 2025
MTZ016-017-021>023-170800-
/O.NEW.KGGW.LW.Y.0036.251017T1200Z-251018T0300Z/
Central and Southeast Phillips-Central and Southern Valley-
Petroleum-Garfield-McCone-
Including Hinsdale, Frazer, Circle, Glasgow, Malta, Fort Peck,
Winnett, Saco, and Jordan
152 PM MDT Thu Oct 16 2025
...LAKE WIND ADVISORY IN EFFECT FROM 6 AM TO 9 PM MDT FRIDAY...
* WHAT...West winds 15 to 25 mph with gusts up to 40 mph expected.
* WHERE...Central and Southeast Phillips, Central and Southern
Valley, Garfield, McCone, and Petroleum Counties.
* WHEN...From 6 AM to 9 PM MDT Friday.
* IMPACTS...Strong winds and rough waves on area lakes will create
hazardous conditions for small craft.
* ADDITIONAL DETAILS...Expect wave heights up to 4 feet.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Boaters on Fort Peck Lake should use extra caution since strong
winds and rough waves can overturn small craft.
&&
$$
Maliawco
Hazardous Weather Outlook
Hazardous Weather Outlook
National Weather Service Riverton WY
519 AM MDT Thu Oct 16 2025
WYZ001>020-022>030-171300-
Yellowstone National Park-Absaroka Mountains-Cody Foothills-
North Bighorn Basin-Southwest Bighorn Basin-Southeast Bighorn Basin-
Owl Creek and Bridger Mountains-Bighorn Mountains West-
Bighorn Mountains Southeast-Northeast Johnson County-
Southeast Johnson County-Teton and Gros Ventre Mountains-
Jackson Hole-Wind River Mountains West-Wind River Mountains East-
Upper Wind River Basin-Wind River Basin-Lander Foothills-
Green Mountains and Rattlesnake Range-
Natrona County Lower Elevations-Casper Mountain-Star Valley-
Salt River and Wyoming Ranges-Upper Green River Basin Foothills-
Upper Green River Basin-South Lincoln County-
Rock Springs and Green River-Flaming Gorge-East Sweetwater County-
519 AM MDT Thu Oct 16 2025
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MDT THIS
EVENING FOR THE MOUNTAINS OF WESTERN AND CENTRAL WYOMING...
This Hazardous Weather Outlook is for Western and Central Wyoming.
.DAY ONE...Today and tonight.
A system will bring widespread rain and mountain snowfall through
this evening. Light snow is possible at elevations as low as 6,500
feet this morning. Winter travel conditions are expected across
mountain passes and along mountain roads.
.DAYS TWO THROUGH SEVEN...Friday through Wednesday.
Friday night through Saturday morning...Light mountain snow is
possible across the Absarokas and Bighorns.
Sunday night through Monday...A system may bring accumulating snow to
the mountains.
.SPOTTER INFORMATION STATEMENT...
Weather spotters are encouraged to report significant weather
conditions according to Standard Operating Procedures.
$$
Hazardous Weather Outlook
National Weather Service Aberdeen SD
556 AM CDT Thu Oct 16 2025
SDZ003>005-009-010-015>017-171100-
Corson-Campbell-McPherson-Walworth-Edmunds-Dewey-Potter-Faulk-
556 AM CDT Thu Oct 16 2025 /456 AM MDT Thu Oct 16 2025/
This Hazardous Weather Outlook is for north central South Dakota.
.DAY ONE...Today and tonight.
Locally dense fog remains possible through mid morning. Visibilities
will be reduced to a quarter mile or less at times.
.DAYS TWO THROUGH SEVEN...Friday through Wednesday.
Hazardous weather is not expected at this time.
.SPOTTER INFORMATION STATEMENT...
Spotter activation is not expected at this time.
$$
Hazardous Weather Outlook
National Weather Service Aberdeen SD
556 AM CDT Thu Oct 16 2025
SDZ006-018-033>037-045-048-051-171100-
Brown-Spink-Stanley-Sully-Hughes-Hyde-Hand-Jones-Lyman-Buffalo-
556 AM CDT Thu Oct 16 2025 /456 AM MDT Thu Oct 16 2025/
This Hazardous Weather Outlook is for central South Dakota and
northeast South Dakota.
.DAY ONE...Today and tonight.
Scattered thunderstorms will be possible this afternoon. No organized
severe weather is expected at this time.
.DAYS TWO THROUGH SEVEN...Friday through Wednesday.
Hazardous weather is not expected at this time.
.SPOTTER INFORMATION STATEMENT...
Spotter activation is not expected at this time.
$$
Hazardous Weather Outlook
National Weather Service Rapid City SD
312 AM MDT Thu Oct 16 2025
SDZ001-002-012>014-024>032-041>044-046-047-049-072>078-WYZ057-059-
170915-
Harding-Northern Perkins-Butte-Northern Meade Co Plains-Ziebach-
Northern Black Hills-Northern Foothills-Rapid City-
Southern Foothills-Central Black Hills-Southern Black Hills-
Custer Co Plains-Pennington Co Plains-Haakon-Western Fall River-
Northern Oglala Lakota-Northern Jackson-Bennett-Mellette-Todd-
Tripp-Sturgis/Piedmont Foothills-Southern Meade Co Plains-
Hermosa Foothills-Eastern Fall River-Southern Oglala Lakota-
Southern Jackson-Southern Perkins-Wyoming Black Hills-Newcastle-
312 AM MDT Thu Oct 16 2025 /412 AM CDT Thu Oct 16 2025/
This Hazardous Weather Outlook is for portions of western South
Dakota and northeastern Wyoming.
.DAY ONE...Today and Tonight
Patchy dense fog will affect travel at times this morning.
Isolated thunderstorms may accompany the showery precipitation today.
Severe weather is not anticipated.
.DAYS TWO THROUGH SEVEN...Friday through Wednesday
No hazardous weather is expected at this time.
.SPOTTER INFORMATION STATEMENT...
Spotter activation will not be needed today.
&&
Stay tuned to NOAA weather radio for further updates...or check
our web site at weather.gov/rapidcity
$$
Hazardous Weather Outlook
National Weather Service Rapid City SD
312 AM MDT Thu Oct 16 2025
WYZ054>056-058-060-170915-
Northern Campbell-Southern Campbell-Western Crook-
Weston County Plains-Northeastern Crook-
312 AM MDT Thu Oct 16 2025
This Hazardous Weather Outlook is for portions of northeast
Wyoming.
.DAY ONE...Today and Tonight
Patchy dense fog will affect travel at times this morning.
.DAYS TWO THROUGH SEVEN...Friday through Wednesday
No hazardous weather is expected at this time.
.SPOTTER INFORMATION STATEMENT...
Spotter activation will not be needed today.
&&
Stay tuned to NOAA weather radio for further updates...or check
our web site at weather.gov/rapidcity
$$
