National Weather Service Text Product Display

Suppression Forecast
Issued by NWS Billings, MT
Versions: 1 2 3 4
000
FNUS75 KBYZ 180304
FWSBYZ

Spot Forecast for Castle Rock 1...Crow Fire, Crow Agency
National Weather Service Billings MT
904 PM MDT Thu May 17 2018

Forecast is based on forecast start time of 2100 MDT on May 17.
If conditions become unrepresentative...contact the National Weather
Service.

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

.DISCUSSION...

Winds turning northerly upslope into the mountains this evening
will keep threat of isolated showers and thunderstorms through the
early morning hours. Precipitation should be light but can`t rule
out a heavier downpour. RH values will increase to around 85
percent tonight. Heavier and more widespread shower activity is
expected toward sunrise as main cold front arrives. Expect high
wetting rain chances for tomorrow and tomorrow night. Total
precipitation looks to be around a third to half an inch at the burn area,
but could be heavier. Expect snow to mix in with the rain tomorrow
night, but accumulations look to stay above 7000 feet. Chambers

.REST OF TONIGHT...

Sky/weather.........Mostly cloudy. Isolated showers and thunderstorms
                    through 3am. Scattered showers after 3am with
                    isolated thunderstorms.
LAL.................2...1 to 8 strikes/15 min/cell.
Min temperature.....41-47.
Max humidity........83-90 percent.
Wind (20 ft)........
 Slope/valley.......Northeast winds 6 to 12 mph. Gusty and erratic
                    winds expected near thunderstorms.
 Ridgetop...........North winds 5 to 15 mph.
Mixing height.......8100 ft AGL late in the evening...decreasing to
                    1300 ft AGL overnight.
Transport winds.....Northwest 5 to 15 mph.
CWR.................35 percent.

.FRIDAY...

Sky/weather.........Cloudy. Numerous rain showers and isolated
                    thunderstorms.
LAL.................2...1 to 8 strikes/15 min/cell.
Max temperature.....43-49.
Min humidity........68-73 percent.
Wind (20 ft)........
 Slope/valley.......Northeast winds 5 to 15 mph. Gusty and erratic
                    winds expected near thunderstorms.
 Ridgetop...........North 10 to 20 mph.
Mixing height.......1300-2200 ft AGL.
Transport winds.....North 10 to 20 mph.
Haines index........2.
CWR.................90 percent.

.FRIDAY NIGHT...

Sky/weather.........Cloudy. Numerous rain showers, mixed with snow
                    overnight.
LAL.................1...no thunderstorms.
Min temperature.....33-39.
Max humidity........91-97 percent.
Wind (20 ft)........
 Slope/valley.......Northeast winds 5 to 15 mph.
 Ridgetop...........Northeast 10 to 10 mph.
Mixing height.......1300-2200 ft AGL.
Transport winds.....Northeast 10 to 20 mph.
CWR.................80 percent.


$$
Forecaster...Chambers
Requested by...Tracy Spang
Type of request...WILDFIRE
.TAG 1810254.0/BYZ
.DELDT 05/17/18
.EMAIL tracy.spang@bia.gov
National Weather Service National Headquarters
