Gallatin Severe Watches & Warnings NOAA Weather Radio

Watches & Warnings

Fire Weather Warning
Issued: 10:35 PM MDT Jul. 20, 2018 – National Weather Service

... Red flag warning remains in effect from noon Saturday to
midnight MDT Saturday night for low relative humidity for fire
weather zones 117 and 118...
... Red flag warning will expire at 11 PM MDT this evening for low
relative humidity for fire weather zones 117 and 118...

* affected area... in Montana, fire weather zones 117 central and
eastern Lewis And Clark National Forest areas and 118 Helena
and Townsend Ranger districts of the Helena National Forest.

* Winds... west 10 to 20 mph with gusts up to 30 mph.

* Timing... this afternoon through evening as well as Saturday
afternoon through Saturday evening.

* Relative humidity... as low as 14 percent.

* Temperatures... highs around upper 80s to lower 90s.

* Impacts... low humidity and gusty west winds could create
critical fire weather conditions for grassland locations.

Precautionary/preparedness actions...

A red flag warning means that critical fire weather conditions are
either occurring now, or will shortly. A combination of
strong winds, low relative humidity, and warm temperatures can
contribute to extreme fire behavior.

Please advise the appropriate officials or fire crews in these
areas of this red flag warning.