317
WWUS85 KBYZ 190028
SPSBYZ

Special Weather Statement
National Weather Service Billings MT
628 PM MDT Thu Sep 18 2025

MTZ057-138-190115-
Northern Big Horn MT-Southern Big Horn MT-
628 PM MDT Thu Sep 18 2025

...A LINE OF STRONG THUNDERSTORMS WILL IMPACT CENTRAL BIG HORN
COUNTY UNTIL 715 PM MDT...

At 628 PM MDT, Doppler radar was tracking a strong thunderstorm
extending near Hardin moving southeast at 35 mph.

HAZARD...Wind gusts up to 40 mph, half inch size hail and torrential
rainfall.

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...
  Hardin, Crow Agency, Busby, Crow Indian Reservation and Northern
  Cheyenne Indian Reservation.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

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

&&

LAT...LON 4575 10772 4581 10758 4588 10746 4557 10684
      4540 10702 4531 10745
TIME...MOT...LOC 0027Z 316DEG 29KT 4578 10741 4573 10747 4568 10758

MAX HAIL SIZE...0.50 IN
MAX WIND GUST...40 MPH

$$

McKeown-Robbie