908
FNUS75 KBYZ 141821
FWSBYZ

Spot Forecast for Four Mile...BLM
National Weather Service Billings MT
1221 PM MDT Sun Jul 14 2024

Forecast is based on forecast start time of 1200 MDT on July 14.
If conditions become unrepresentative...contact the National Weather
Service.

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

...HEAT ADVISORY IN EFFECT UNTIL 9 PM MDT THIS EVENING...

.DISCUSSION...

Hot pre-frontal afternoon with RH values dropping into the mid
teens. May see some convective build ups to the west/southwest
after 3 pm, but isolated thunderstorms should not get into the
fire area before 6-7pm. Wind gusts associated with storms could
reach 45 mph. Outside of storms, northwest winds will increase
after 4pm with gusts to 30 mph possible through 10pm. After that
winds will subside. Cold front fully arrives around sunrise with
winds increasing out of the North-Northwest through the morning.
Gusts to 25 mph are possible from around 8am-1pm, with afternoon
winds becoming less gusty. Temperatures will cool 10 to 15 degrees
for tomorrow with afternoon RH values close to 30%.

.REST OF TODAY...

Sky/weather.........Mostly sunny. Smoke and Haze.
CWR.................0 percent.
LAL.................1...no thunderstorms.
Max temperature.....95-100.
Min humidity........14-18 percent.
Wind (20 ft)........
 Slope/valley.......Northwest winds 8 to 16 mph, gusts up to 30
                    mph after 4 pm.
 Ridgetop...........Northwest around 13 mph.
Mixing height.......11200 ft AGL.
Transport winds.....West around 18 mph.
Haines index........5.

.TONIGHT...

Sky/weather.........Mostly cloudy. Smoke and Haze. Isolated
                    showers and thunderstorms in the evening.
CWR.................10 percent.
LAL.................2...1 to 8 strikes/15 min/cell.
Min temperature.....65-70.
Max humidity........56-60 percent.
Wind (20 ft)........
 Slope/valley.......Northwest winds 8 to 16 mph with gusts up
                    to 30 mph through 10 pm, then west winds
                    5 to 10 mph overnight. Gusty and erratic winds
                    expected near thunderstorms in the evening
                    (Gusts 30-45 mph).
 Ridgetop...........Northwest around 15 mph.
Mixing height.......11200 ft AGL decreasing to 400 ft AGL
                    overnight.
Transport winds.....Northwest around 18 mph.

.MONDAY...

Sky/weather.........Mostly sunny. Haze and smoke.
CWR.................0 percent.
LAL.................1...no thunderstorms.
Max temperature.....85-89.
Min humidity........27-31 percent.
Wind (20 ft)........
 Slope/valley.......Northwest winds 8 to 16 mph. Gusts up to 25 mph in the
                    late morning through 1pm.
 Ridgetop...........Northwest around 13 mph.
Mixing height.......400 ft AGL early in the morning increasing to
                    8700 ft AGL in the afternoon.
Transport winds.....Northwest around 20 mph.
Haines index........3.

$$
Forecaster...Chambers
Requested by...Hannah
Type of request...WILDFIRE
.TAG 2418030.0/BYZ
.DELDT 07/14/24
.FormatterVersion 2.0.0
.EMAIL mtmcc@firenet.gov