372 
WUUS55 KBYZ 300238
SVRBYZ
WYC033-300315-
/O.NEW.KBYZ.SV.W.0235.250730T0238Z-250730T0315Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Billings MT
838 PM MDT Tue Jul 29 2025

The National Weather Service in Billings has issued a

* Severe Thunderstorm Warning for...
  Northwestern Sheridan County in north central Wyoming...

* Until 915 PM MDT.

* At 838 PM MDT, a severe thunderstorm was located 9 miles northwest 
  of Dayton, or near Parkman, moving east at 5 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...
  Parkman.

A Flash Flood Warning is in effect for this area as well. Radar 
estimates up to 2.25 inches of rain has fallen under this slow 
moving storm.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Seek shelter inside a well-built structure and stay away from 
windows. This storm is capable of producing damaging winds and large 
hail.

Torrential rainfall is also occurring with this storm and may lead 
to flash flooding. Do not drive your vehicle through flooded 
roadways.

Report severe weather to your nearest law enforcement agency or the 
National Weather Service office in Billings MT.

&&

LAT...LON 4490 10749 4500 10753 4500 10730 4493 10728
TIME...MOT...LOC 0237Z 258DEG 2KT 4496 10740

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.25 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

Chambers

850 
WWUS55 KBYZ 300257
SVSBYZ

Severe Weather Statement
National Weather Service Billings MT
857 PM MDT Tue Jul 29 2025

WYC033-300315-
/O.CON.KBYZ.SV.W.0235.000000T0000Z-250730T0315Z/
Sheridan WY-
857 PM MDT Tue Jul 29 2025

...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 915 PM MDT 
FOR NORTHWESTERN SHERIDAN COUNTY...

At 857 PM MDT, a severe thunderstorm was located 11 miles northwest 
of Dayton, near Parkman, drifting northwest at 5 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...
  Parkman.

A Flash Flood Warning is in effect for this area as well. Radar 
estimates up to 2.25 inches of rain has fallen under this slow 
moving storm.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Seek shelter inside a well-built structure and stay away from 
windows. This storm is capable of producing damaging winds and large 
hail.

Report severe weather to your nearest law enforcement agency or the 
National Weather Service office in Billings MT.

&&

LAT...LON 4490 10749 4500 10753 4500 10730 4493 10728
TIME...MOT...LOC 0238Z 144DEG 2KT 4497 10742

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.25 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

Chambers

310 
WWUS55 KBYZ 300312
SVSBYZ

Severe Weather Statement
National Weather Service Billings MT
912 PM MDT Tue Jul 29 2025

WYC033-300322-
/O.EXP.KBYZ.SV.W.0235.000000T0000Z-250730T0315Z/
Sheridan WY-
912 PM MDT Tue Jul 29 2025

...SEVERE THUNDERSTORM WARNING WILL EXPIRE AT 915 PM MDT FOR 
NORTHWESTERN SHERIDAN COUNTY...

The storm which prompted the warning has weakened below severe 
limits, and no longer poses an immediate threat to life or property. 
Therefore, the warning will be allowed to expire. However, small 
hail and heavy rain are still possible with this thunderstorm.

A Severe Thunderstorm Watch remains in effect until 1000 PM MDT for 
a portion of north central Wyoming.

&&

LAT...LON 4490 10749 4500 10753 4500 10730 4493 10728
TIME...MOT...LOC 0257Z 144DEG 2KT 4498 10743

$$

Chambers