Yellowstone National Park, Wyoming

Regional Weather Alerts


     

Alert: Severe Thunderstorm Warning
Area(s): Richland, MT; Roosevelt, MT
Effective: 2026-06-07 @ 2:36 am -> 2026-06-07 @ 3:00 am
Onset: 2026-06-07 @ 2:36 am -> 2026-06-07 @ 3:00 am
Severity: Severe
Certainty: Observed
Urgency: Immediate
Issued By: NWS Glasgow MT on 2026-06-07 @ 2:36 am
Headline: Severe Thunderstorm Warning issued June 7 at 1:36AM MDT until June 7 at 2:00AM MDT by NWS Glasgow MT
Description: At 135 AM MDT, severe thunderstorms were located along a line
extending from 9 miles southwest of Medicine Lake to 13 miles
northwest of Sidney, moving northeast at 40 mph.

HAZARD...60 mph wind gusts and half dollar size hail.

SOURCE...Radar indicated.

IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.

Locations impacted include...
Sidney, Culbertson, Fairview, Bainville, Froid, Lambert, Mccabe,
Snowden, Fort Kipp, Enid, Nohly, and Wooley.

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: 2026-06-07 @ 2:36 am -> 2026-06-07 @ 3:45 am
Onset: 2026-06-07 @ 2:36 am -> 2026-06-07 @ 3:00 am
Severity: Severe
Certainty: Possible
Urgency: Future
Issued By: NWS Glasgow MT on 2026-06-07 @ 2:36 am
Headline: Severe Thunderstorm Watch issued June 7 at 1:36AM MDT until June 7 at 2:00AM MDT by NWS Glasgow MT
Description: THE NATIONAL WEATHER SERVICE WILL ALLOW SEVERE THUNDERSTORM WATCH
283 TO EXPIRE AT 2 AM MDT EARLY THIS MORNING FOR THE FOLLOWING
AREAS

IN MONTANA THIS ALLOWS TO EXPIRE 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: 2026-06-07 @ 12:07 am -> 2026-06-07 @ 6:00 pm
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 2026-06-07 @ 12:07 am
Headline: Lake Wind Advisory issued June 6 at 11:07PM MDT until June 7 at 9:00PM MDT by NWS Glasgow MT
Description: * WHAT...Northwest 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 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.