Yellowstone National Park, Wyoming

Regional Weather Alerts


     

Alert: High Wind Warning
Area(s): Madison River Valley
Effective: 2026-06-06 @ 8:38 pm -> 2026-06-06 @ 9:45 pm
Onset: 2026-06-06 @ 8:38 pm -> 2026-06-06 @ 9:00 pm
Severity: Severe
Certainty: Likely
Urgency: Expected
Issued By: NWS Great Falls MT on 2026-06-06 @ 8:38 pm
Headline: High Wind Warning issued June 6 at 7:38PM MDT until June 6 at 8:00PM MDT by NWS Great Falls MT
Description: The threat for widespread strong winds has ended.

Alert: Special Weather Statement
Area(s): Carter
Effective: 2026-06-06 @ 8:28 pm -> 2026-06-06 @ 9:00 pm
Onset: 2026-06-06 @ 8:28 pm
Severity: Moderate
Certainty: Observed
Urgency: Expected
Issued By: NWS Billings MT on 2026-06-06 @ 8:28 pm
Headline: Special Weather Statement issued June 6 at 7:28PM MDT by NWS Billings MT
Description: At 728 PM MDT, Doppler radar was tracking a strong thunderstorm 23
miles northeast of Alzada moving northeast at 15 mph.

HAZARD...Wind gusts up to 50 mph and penny size hail.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects. Minor damage to outdoor objects is
possible.

Locations impacted include...
Capitol.

Alert: Special Weather Statement
Area(s): Northern Rosebud
Effective: 2026-06-06 @ 8:24 pm -> 2026-06-06 @ 9:15 pm
Onset: 2026-06-06 @ 8:24 pm
Severity: Moderate
Certainty: Observed
Urgency: Expected
Issued By: NWS Billings MT on 2026-06-06 @ 8:24 pm
Headline: Special Weather Statement issued June 6 at 7:24PM MDT by NWS Billings MT
Description: At 724 PM MDT, Doppler radar was tracking a strong thunderstorm 14
miles northwest of Forsyth, moving northeast at 40 mph.

HAZARD...Wind gusts up to 50 mph and pea size hail.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects. Minor damage to outdoor objects is
possible.

Locations impacted include...
Vananda.

Alert: Special Weather Statement
Area(s): Fallon; Carter
Effective: 2026-06-06 @ 8:10 pm -> 2026-06-06 @ 9:00 pm
Onset: 2026-06-06 @ 8:10 pm
Severity: Moderate
Certainty: Observed
Urgency: Expected
Issued By: NWS Billings MT on 2026-06-06 @ 8:10 pm
Headline: Special Weather Statement issued June 6 at 7:10PM MDT by NWS Billings MT
Description: At 710 PM MDT, Doppler radar was tracking an area of thunderstorms
between Ekalaka and Baker moving northeast at 30 mph.

HAZARD...Wind gusts up to 50 mph.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects.

Locations impacted include...
Baker, Ekalaka, Plevna, Medicine Rocks State Park, Willard, Webster
and Westmore.

Strong winds may occur before or without any precipitation.

Alert: Severe Thunderstorm Watch
Area(s): Custer, MT; Fallon, MT; Rosebud, MT
Effective: 2026-06-06 @ 7:41 pm -> 2026-06-07 @ 3:00 am
Onset: 2026-06-06 @ 7:41 pm -> 2026-06-07 @ 3:00 am
Severity: Severe
Certainty: Possible
Urgency: Future
Issued By: NWS Billings MT on 2026-06-06 @ 7:41 pm
Headline: Severe Thunderstorm Watch issued June 6 at 6:41PM MDT until June 7 at 2:00AM MDT by NWS Billings MT
Description: THE NATIONAL WEATHER SERVICE HAS ISSUED SEVERE THUNDERSTORM WATCH
283 IN EFFECT UNTIL 2 AM MDT SUNDAY FOR THE FOLLOWING AREAS

IN MONTANA THIS WATCH INCLUDES 3 COUNTIES

IN SOUTHEAST MONTANA

CUSTER FALLON ROSEBUD

THIS INCLUDES THE CITIES OF ASHLAND, BAKER, COLSTRIP, FORSYTH,
LAME DEER, AND MILES CITY.

Alert: Severe Thunderstorm Watch
Area(s): Daniels, MT; Dawson, MT; Garfield, MT; McCone, MT; Petroleum, MT; Phillips, MT; Prairie, MT; Richland, MT; Roosevelt, MT; Sheridan, MT; Valley, MT; Wibaux, MT
Effective: 2026-06-06 @ 7:38 pm -> 2026-06-07 @ 3:00 am
Onset: 2026-06-06 @ 7:38 pm -> 2026-06-07 @ 3:00 am
Severity: Severe
Certainty: Possible
Urgency: Future
Issued By: NWS Glasgow MT on 2026-06-06 @ 7:38 pm
Headline: Severe Thunderstorm Watch issued June 6 at 6:38PM MDT until June 7 at 2:00AM MDT by NWS Glasgow MT
Description: THE NATIONAL WEATHER SERVICE HAS ISSUED SEVERE THUNDERSTORM WATCH
283 IN EFFECT UNTIL 2 AM MDT SUNDAY FOR THE FOLLOWING AREAS

IN MONTANA THIS WATCH INCLUDES 12 COUNTIES

IN NORTHEAST MONTANA

DANIELS DAWSON GARFIELD
MCCONE PETROLEUM PHILLIPS
PRAIRIE RICHLAND ROOSEVELT
SHERIDAN VALLEY WIBAUX

THIS INCLUDES THE CITIES OF CIRCLE, CULBERTSON, FAIRVIEW,
FORT PECK, GLASGOW, GLENDIVE, JORDAN, MALTA, MEDICINE LAKE,
OPHEIM, PLENTYWOOD, POPLAR, RICHEY, SACO, SCOBEY, SIDNEY, TERRY,
WHITEWATER, WIBAUX, WINNETT, WOLF POINT, AND ZORTMAN.

Alert: Lake Wind Advisory
Area(s): Central and Southeast Phillips; Central and Southern Valley; Petroleum; Garfield; McCone
Effective: 2026-06-06 @ 1:42 pm -> 2026-06-07 @ 3:00 am
Onset: 2026-06-07 @ 4:00 pm -> 2026-06-07 @ 10:00 pm
Severity: Moderate
Certainty: Likely
Urgency: Expected
Issued By: NWS Glasgow MT on 2026-06-06 @ 1:42 pm
Headline: Lake Wind Advisory issued June 6 at 12:42PM MDT until June 7 at 9:00PM MDT by NWS Glasgow MT
Description: * WHAT...West winds 15 to 25 mph with gusts up to 40 mph expected.

* WHERE...Fort Peck Lake.

* WHEN...From 3 PM to 9 PM MDT Sunday.

* IMPACTS...Strong winds and rough waves on area lakes will create
hazardous conditions for small craft.

* ADDITIONAL DETAILS...Thunderstorms are also possible across the
Lake Sunday afternoon and evening, producing strong erratic wind
gusts. Wave heights around 4 feet expected.

Alert: Frost Advisory
Area(s): Kootenai/Cabinet Region
Effective: 2026-06-06 @ 1:40 pm -> 2026-06-07 @ 12:00 pm
Onset: 2026-06-07 @ 1:00 am -> 2026-06-07 @ 12:00 pm
Severity: Minor
Certainty: Likely
Urgency: Expected
Issued By: NWS Missoula MT on 2026-06-06 @ 1:40 pm
Headline: Frost Advisory issued June 6 at 12:40PM MDT until June 7 at 11:00AM MDT by NWS Missoula MT
Description: * WHAT...Temperatures between 30 and 35 degrees will result in frost
formation.

* WHERE...Kootenai/Cabinet Region.

* WHEN...From midnight tonight to 11 AM MDT Sunday.

* IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive
outdoor plants may be killed if left uncovered.