885
WWUS85 KBYZ 200125
RFWBYZ

URGENT - FIRE WEATHER MESSAGE
National Weather Service Billings MT
725 PM MDT Tue Aug 19 2025

MTZ123-210130-
/O.NEW.KBYZ.FW.W.0002.250820T1800Z-250821T0400Z/
Gallatin National Forest-
725 PM MDT Tue Aug 19 2025

...RED FLAG WARNING IN EFFECT FROM NOON TO 10 PM MDT WEDNESDAY...

The National Weather Service in Billings has issued a Red Flag
Warning...which is in effect from noon to 10 PM MDT Wednesday.

* IMPACTS: Low humidities, hot temperatures, breezy winds, and
  isolated thunderstorm activity will create erratic fire behavior
  and potential for new fire starts.

* AFFECTED AREA:
   In South Central MT Fire Zone...123. Worst conditions over
   southern portions of the zone, mainly south of Big Sky.

* COUNTIES AFFECTED:
   In South Central MT...Park...Sweet Grass.
   In Southwest MT...Gallatin.

* WIND: West 5 to 15 mph with gusts up to 30 mph.

* HUMIDITY: As low as 17 percent.

* TEMPERATURES: Up to 88.

* THUNDERSTORMS: Isolated thunderstorms may produce gusty outflow
  winds and new ignitions.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Red Flag Warning means that critical fire weather conditions are
either occurring now, or will shortly.

&&

$$


http://weather.gov/Billings