558
FNUS75 KTFX 151100
FWSTFX

Spot Forecast for Black Mountain...USFS
National Weather Service Great Falls MT
500 AM MDT Thu Aug 15 2024

Forecast is based on forecast start time of 0600 MDT on August 15.
If conditions become unrepresentative...contact the National Weather
Service.

.DISCUSSION...
Quiet conditions expected this morning. Thunderstorms develop late
this afternoon, with best chance for storms from 5 PM until
Midnight. Some storms could produce strong wind gusts. There is
another chance for storms on Friday afternoon into Friday evening.
Saturday looks dry, with isolated storms once again on Sunday. It
does turn warmer by Sunday.

.TODAY...

Sky/weather.........Mostly sunny (20-30 percent). Chance of rain
                    showers and slight chance of thunderstorms in
                    the late afternoon.
CWR.................5 percent.
LAL.................1 until 3 PM...then 3.
Max temperature.....71-76.
Min humidity........25-30 percent.
Wind (20 ft)........
 Slope/valley.......East winds up to 5 mph. Gusty and erratic winds
                    expected near thunderstorms in the afternoon.
 Ridgetop...........Southeast around 10 mph.
Haines Index........3 or very low potential for large plume
                    dominated fire growth.

.TONIGHT...

Sky/weather.........Mostly cloudy (70-80 percent). Showers and
                    thunderstorms.
CWR.................40 percent.
LAL.................3.
Min temperature.....50-55.
Max humidity........77-82 percent.
Wind (20 ft)........
 Slope/valley.......Northwest winds up to 5 mph. Gusty and erratic
                    winds expected near thunderstorms.
 Ridgetop...........South around 5 mph.

.FRIDAY...

Sky/weather.........Mostly cloudy (60-70 percent). Chance of rain
                    showers and thunderstorms.
CWR.................10 percent.
LAL.................3.
Max temperature.....66-71.
Min humidity........35-40 percent.
Wind (20 ft)........
 Slope/valley.......Southwest winds up to 5 mph. Gusty and erratic
                    winds expected near thunderstorms.
 Ridgetop...........Southwest around 10 mph.
Haines Index........3 or very low potential for large plume
                    dominated fire growth.

$$
Forecaster...Brusda
Requested by...Jordan Bloxham
Type of request...WILDFIRE
.TAG 2419200.76/TFX
.DELDT 08/15/24
.FormatterVersion 2.0.0
.EMAIL jbloxham@blm.gov,tfx.ops@noaa.gov