414
FNUS75 KBYZ 192026
FWSBYZ

Spot Forecast for Davis Coulee...BIA-Crow
National Weather Service Billings MT
226 PM MDT Sat Sep 19 2026

Forecast is based on forecast start time of 1700 MDT on September 19.
If conditions become unrepresentative...contact the National Weather
Service.

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

.DISCUSSION...

...Flood Watch In Effect Through Sunday Afternoon...

Showers will move back over the fire location within the next
hour, and persist overnight and through Sunday. 0.07" of rain has
fallen near the site, with an additional 0.5" to 1.5" of
rain expected through Sunday. Embedded thunderstorm threat has
decreased, but still cannot rule it out both this afternoon and
Sunday afternoon. Breezy west to northwest winds will persist
through Sunday before decreasing Sunday evening.


.REST OF TODAY...

Sky/weather.........Cloudy. Showers and slight chance of thunderstorms.
                    Showers and thunderstorms may produce heavy rainfall.
CWR.................100 percent.
Chance of lightning.25 percent.
Max temperature.....61-65.
Min humidity........97-100 percent.
Wind (20 ft)........
 Slope/valley.......West winds 10 to 15 mph with gusts to around 22
                    mph. Gusty and erratic winds expected near
                    thunderstorms.
 Ridgetop...........South around 15 mph.
Mixing height.......1500 ft AGL early in the morning increasing to
                    1600 ft AGL in the afternoon.
Transport winds.....West around 15 mph.

.TONIGHT...

Sky/weather.........Cloudy. Slight chance of thunderstorms in the evening.
                    Rain showers through the night. Some
                    thunderstorms may produce heavy rainfall in the
                    evening.
CWR.................95 percent.
Chance of lightning.15 percent.
Min temperature.....48-52.
Max humidity........98-100 percent.
Wind (20 ft)........
 Slope/valley.......Northwest winds 8 to 12 mph with gusts up to 20 mph.
                    Gusty and erratic winds expected near thunderstorms
                    in the evening.
 Ridgetop...........Northwest winds 15 to 20 mph.
Mixing height.......1500 ft AGL early in the evening decreasing to
                    1100 ft AGL overnight.
Transport winds.....Northwest winds 15 to 20 mph.

.SUNDAY...

Sky/weather.........Cloudy. Rain showers likely in the morning,
                    then rain showers and slight chance of
                    thunderstorms in the afternoon. Patchy fog in
                    the afternoon. Some thunderstorms may produce
                    heavy rainfall in the afternoon.
CWR.................75 percent.
Chance of lightning.20 percent.
Max temperature.....59-63.
Min humidity........93-97 percent.
Wind (20 ft)........
 Slope/valley.......Northwest winds 7 to 11 mph. Gusty and erratic
                    winds expected near thunderstorms in the
                    afternoon.
 Ridgetop...........Northwest winds 10 to 15 mph.
Mixing height.......1100 ft AGL early in the morning increasing to
                    1600 ft AGL in the afternoon.
Transport winds.....Northwest winds 10 to 15 mph.

.FORECAST DAYS 3 THROUGH 7...
.MONDAY...
Mostly cloudy. Patchy fog. Chance of showers. Lows in the upper
40s. Highs in the lower 70s. Light winds.
.TUESDAY...
Mostly clear. Patchy fog overnight. Lows in the mid 40s. Highs in
the upper 70s. Light winds.
.WEDNESDAY...
Partly cloudy. Slight chance of showers. Lows in the lower 50s.
Highs in the upper 70s. Light winds.
.THURSDAY...
Mostly clear. Lows around 50. Highs in the lower 80s.
.FRIDAY...
Mostly clear. Lows in the lower 50s. Highs in the lower 80s.

$$
Forecaster...Vertz
Requested by...Trasia
Type of request...WILDFIRE
.TAG 2621871.8/BYZ
.DELDT 09/19/26
.FormatterVersion 2.0.0
.EMAIL dsciacca@mt.gov,rhayner@blm.gov,anna_sammer@firenet.gov,mtbdc@firenet.gov,jludikhuize@sheridancountywy.gov