659
FNUS75 KBYZ 010052
FWSBYZ

Spot Forecast for Hawley Mountain SAR...Sweet Grass Co S.O.
National Weather Service Billings MT
652 PM MDT Sun Aug 31 2025

Forecast is based on forecast start time of 1900 MDT on August 31.
If conditions become unrepresentative...contact the National Weather
Service.

Please contact our office if you have questions
or concerns with this forecast.

.DISCUSSION...
Mostly clear and dry tonight with lows near 50 degrees.
Temperatures could be 5 to 8 degrees cooler in sheltered low lying
areas. Winds will be light and slope dominant. Tomorrow will be
sunny with a 15 percent chance for a light shower or thunderstorm.
Winds remain generally light and slope dominant, with an
occasional afternoon gust to 18 mph. Smoke/haze in the area may
reduce visibility at times for aviation interests but should not
impact ground visibility significantly. Chambers

.REST OF TONIGHT...

Sky/weather.........Mostly clear. Haze and patchy
                    smoke through the night.
Chance of pcpn......0 percent.
Min temperature.....48-53.
Max humidity........36-40 percent.
Surface winds (mph).Up slope/valley winds 4 to 8 mph until 9pm, becoming
                    down slope/valley 3 to 6 mph overnight.
 Ridgetop...........North around 4 to 8 mph, becoming south overnight.

.LABOR DAY...

Sky/weather.........Sunny then becoming partly sunny. Isolated shower or
                    thunderstorm in the afternoon. Patchy smoke.
Chance of pcpn......15 percent.
Max temperature.....78-82.
Min humidity........20-24 percent.
Surface winds (mph).Down slope/valley 3 to 6 mph until 10am, becoming
                    up slope 5 to 10 mph. Afternoon gusts to 18 mph.
 Ridgetop...........South around 7 mph shifting to the north in the
                    afternoon.

$$
Forecaster...Chambers
Requested by...Dispatcher Jason Hill
Type of request...SAR
.TAG 2521039.0/BYZ
.DELDT 08/31/25
.FormatterVersion 2.0.0
.EMAIL sgdispatch@sgcountymt.gov,jhill@sgcountymt.gov