Yellowstone National Park, Wyoming

Regional Weather Alerts


     

Alert: Special Weather Statement
Area(s): Fallon
Effective: 2026-07-02 @ 10:55 pm -> 2026-07-02 @ 11:30 pm
Onset: 2026-07-02 @ 10:55 pm
Severity: Moderate
Certainty: Observed
Urgency: Expected
Issued By: NWS Billings MT on 2026-07-02 @ 10:55 pm
Headline: Special Weather Statement issued July 2 at 9:55PM MDT by NWS Billings MT
Description: At 955 PM MDT, Doppler radar was tracking a strong thunderstorm 21
miles south of Baker, moving east at 30 mph.

HAZARD...Wind gusts of 50 to 55 mph and nickel 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...
Webster.

Alert: Severe Thunderstorm Warning
Area(s): Sheridan, MT
Effective: 2026-07-02 @ 10:45 pm -> 2026-07-02 @ 11:15 pm
Onset: 2026-07-02 @ 10:45 pm -> 2026-07-02 @ 11:15 pm
Severity: Severe
Certainty: Observed
Urgency: Immediate
Issued By: NWS Glasgow MT on 2026-07-02 @ 10:45 pm
Headline: Severe Thunderstorm Warning issued July 2 at 9:45PM MDT until July 2 at 10:15PM MDT by NWS Glasgow MT
Description: At 945 PM MDT, a severe thunderstorm was located near Westby, or 24
miles northeast of Plentywood, moving east at 15 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...
Westby and Comertown.

Alert: Severe Thunderstorm Warning
Area(s): Richland, MT
Effective: 2026-07-02 @ 10:42 pm -> 2026-07-02 @ 11:15 pm
Onset: 2026-07-02 @ 10:42 pm -> 2026-07-02 @ 11:15 pm
Severity: Severe
Certainty: Observed
Urgency: Immediate
Issued By: NWS Glasgow MT on 2026-07-02 @ 10:42 pm
Headline: Severe Thunderstorm Warning issued July 2 at 9:42PM MDT until July 2 at 10:15PM MDT by NWS Glasgow MT
Description: At 942 PM MDT, a severe thunderstorm was located 9 miles northwest of
Skaar, or 15 miles south of Sidney, moving northeast at 10 mph.

HAZARD...60 mph wind gusts and quarter size hail.

SOURCE...Radar indicated.

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

Locations impacted include...
Sidney.

Alert: Severe Thunderstorm Watch
Area(s): Fallon, MT
Effective: 2026-07-02 @ 10:42 pm -> 2026-07-03 @ 12:00 am
Onset: 2026-07-02 @ 10:42 pm -> 2026-07-03 @ 12:00 am
Severity: Severe
Certainty: Possible
Urgency: Future
Issued By: NWS Billings MT on 2026-07-02 @ 10:42 pm
Headline: Severe Thunderstorm Watch issued July 2 at 9:42PM MDT until July 2 at 11:00PM MDT by NWS Billings MT
Description: SEVERE THUNDERSTORM WATCH 441 REMAINS VALID UNTIL 11 PM MDT THIS
EVENING FOR THE FOLLOWING AREAS

IN MONTANA THIS WATCH INCLUDES 1 COUNTY

IN SOUTHEAST MONTANA

FALLON

THIS INCLUDES THE CITIES OF BAKER.

Alert: Severe Thunderstorm Warning
Area(s): Garfield, MT; McCone, MT; Prairie, MT
Effective: 2026-07-02 @ 10:40 pm -> 2026-07-02 @ 11:45 pm
Onset: 2026-07-02 @ 10:40 pm -> 2026-07-02 @ 11:45 pm
Severity: Severe
Certainty: Observed
Urgency: Immediate
Issued By: NWS Glasgow MT on 2026-07-02 @ 10:40 pm
Headline: Severe Thunderstorm Warning issued July 2 at 9:40PM MDT until July 2 at 10:45PM MDT by NWS Glasgow MT
Description: SVRGGW

The National Weather Service in Glasgow has issued a

* Severe Thunderstorm Warning for...
East central Garfield County in northeastern Montana...
Southwestern McCone County in northeastern Montana...
Prairie County in northeastern Montana...

* Until 1045 PM MDT.

* At 940 PM MDT, severe thunderstorms were located along a line
extending from 12 miles east of Jordan to 24 miles west of Terry,
moving east at 30 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...
Terry, Fallon, Flowing Wells Rest Area, Brockway, Calypso, Crow
Rock, Watkins, Van Norman, and Mccloud.

Alert: Special Weather Statement
Area(s): Custer
Effective: 2026-07-02 @ 10:27 pm -> 2026-07-02 @ 11:15 pm
Onset: 2026-07-02 @ 10:27 pm
Severity: Moderate
Certainty: Observed
Urgency: Expected
Issued By: NWS Billings MT on 2026-07-02 @ 10:27 pm
Headline: Special Weather Statement issued July 2 at 9:27PM MDT by NWS Billings MT
Description: At 927 PM MDT, Doppler radar was tracking a strong thunderstorm 32
miles east of Miles City, moving east at 15 mph.

HAZARD...Wind gusts up to 40 mph and nickel 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...
Knowlton.

Alert: Severe Thunderstorm Watch
Area(s): Daniels, MT; Dawson, MT; Richland, MT; Roosevelt, MT; Sheridan, MT
Effective: 2026-07-02 @ 7:04 pm -> 2026-07-03 @ 12:00 am
Onset: 2026-07-02 @ 7:04 pm -> 2026-07-03 @ 12:00 am
Severity: Severe
Certainty: Possible
Urgency: Future
Issued By: NWS Glasgow MT on 2026-07-02 @ 7:04 pm
Headline: Severe Thunderstorm Watch issued July 2 at 6:04PM MDT until July 2 at 11:00PM MDT by NWS Glasgow MT
Description: THE NATIONAL WEATHER SERVICE HAS EXTENDED SEVERE THUNDERSTORM
WATCH 441 TO INCLUDE THE FOLLOWING AREAS UNTIL 11 PM MDT THIS
EVENING

IN MONTANA THIS WATCH INCLUDES 5 COUNTIES

IN NORTHEAST MONTANA

DANIELS DAWSON RICHLAND
ROOSEVELT SHERIDAN

THIS INCLUDES THE CITIES OF CULBERTSON, FAIRVIEW, GLENDIVE,
MEDICINE LAKE, PLENTYWOOD, POPLAR, RICHEY, SCOBEY, SIDNEY,
AND WOLF POINT.

Alert: Severe Thunderstorm Watch
Area(s): Wibaux, MT
Effective: 2026-07-02 @ 7:04 pm -> 2026-07-03 @ 12:00 am
Onset: 2026-07-02 @ 7:04 pm -> 2026-07-03 @ 12:00 am
Severity: Severe
Certainty: Possible
Urgency: Future
Issued By: NWS Glasgow MT on 2026-07-02 @ 7:04 pm
Headline: Severe Thunderstorm Watch issued July 2 at 6:04PM MDT until July 2 at 11:00PM MDT by NWS Glasgow MT
Description: SEVERE THUNDERSTORM WATCH 441 REMAINS VALID UNTIL 11 PM MDT THIS
EVENING FOR THE FOLLOWING AREAS

IN MONTANA THIS WATCH INCLUDES 1 COUNTY

IN NORTHEAST MONTANA

WIBAUX

THIS INCLUDES THE CITIES OF WIBAUX.

Alert: Flood Advisory
Area(s): Glacier, MT
Effective: 2026-07-02 @ 2:30 pm -> 2026-07-03 @ 2:30 pm
Onset: 2026-07-02 @ 2:30 pm -> 2026-07-03 @ 2:30 pm
Severity: Minor
Certainty: Likely
Urgency: Expected
Issued By: NWS Great Falls MT on 2026-07-02 @ 2:30 pm
Headline: Flood Advisory issued July 2 at 1:30PM MDT until July 3 at 1:30PM MDT by NWS Great Falls MT
Description: * WHAT...Flooding caused by excessive rainfall continues.

* WHERE...Northwestern Glacier County in north central Montana...

* WHEN...Until 130 PM MDT Friday.

* IMPACTS...Minor flooding continues to affect recreational areas in
the Many Glacier area on the east side of Glacier National Park.

* ADDITIONAL DETAILS...
- At 125 PM MDT, local law enforcement reported ongoing minor
flooding in the warned area.
- Flooding impacts will continue, but no additional rainfall is
expected.
- Some locations that will experience flooding include...
Many Glacier, on the east side of Glacier National Park.