FNUS75 KBYZ 041157

FWSBYZ



Spot Forecast for East Side Fire...Carbon County MT

National Weather Service Billings MT

557 AM MDT Mon May 4 2026



Forecast is based on forecast start time of 0700 MDT on May 04. 

If conditions become unrepresentative...contact the National Weather

Service.



Please contact our office if you have questions or concerns with 

this forecast.



.DISCUSSION...

A cold front has already pushed through the area and winds have 

picked up. Expect cooler temps and breezy north winds today and 

Tuesday with gusts of 25-35 mph. Highest gusts and deepest mixing 

will be tomorrow. Scattered light snow showers this afternoon may 

intensify for a few hours this evening. Greater potential for snow

showers is Tuesday, and overall accumulation should range from 2 

to 4 inches by Tuesday night. Expect mountain tops to be obscured 

this afternoon through Tuesday. Snow showers will produce frequent

poor visibility. Wednesday is looking dry and warmer.



.TODAY...



Sky/weather.........Increasing clouds. Scattered snow showers in the 

                    afternoon. 

CWR.................5 percent. 

Chance of lightning.2 percent. 

Max temperature.....40-44. 

Min humidity........54-58 percent. 

Wind (20 ft)........ 

 Slope/valley.......North 10-20 mph with gusts to 25 mph. 

 Ridgetop...........Northwest 15-25 mph. 

Mixing height.......Increasing to 3000 ft AGL. 

Transport winds.....North 18 mph. 



.TONIGHT...



Sky/weather.........Mostly cloudy. Numerous snow showers in the 

                    evening, becoming scattered overnight. Snow

                    accumulation up to an inch.

CWR.................30 percent. 

Chance of lightning.0 percent. 

Min temperature.....24-28. 

Max humidity........80-85 percent. 

Wind (20 ft)........ 

 Slope/valley.......North 10-20 mph with gusts to 25 mph in the 

                    evening, decreasing to 10-15 mph overnight. 

 Ridgetop...........Northwest to north 15-25 mph. 

Mixing height.......Decreasing to 500 ft AGL overnight. 

Transport winds.....North 15 mph. 



.TUESDAY...



Sky/weather.........Mostly cloudy. Chance of snow showers in the 

                    morning, then snow showers likely in the 

                    afternoon. Snow accumulation 1 to 3 inches.

CWR.................45 percent. 

Chance of lightning.5 percent. 

Max temperature.....30-34. 

Min humidity........49-53 percent. 

Wind (20 ft)........ 

 Slope/valley.......North 10-20 mph with gusts to 30 mph. 

 Ridgetop...........North 20-30 mph gusting to 35 mph. 

Mixing height.......Increasing to 5000 ft AGL in the afternoon. 

Transport winds.....North 25 mph. 



$$

Forecaster...Lester

Requested by...Billings Dispatch

Type of request...WILDFIRE

.TAG 2611877.6/BYZ

.DELDT 05/04/26

.FormatterVersion 2.0.0

.EMAIL mtbdc@firenet.gov,callen@carbonmt.gov,douglas.zimmer@usda.gov