Suppression Forecast
Issued by NWS Billings, MT

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27
000
FNUS75 KBYZ 221554
FWSBYZ

Spot Forecast for Trail Creek...USFS
National Weather Service Billings MT
954 AM MDT Sun Apr 22 2018

Forecast is based on forecast start time of 1000 MDT on April 22.
If conditions become unrepresentative...contact the National Weather
Service.

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

.DISCUSSION...

.REST OF TODAY...

Sunny to start the day with light winds turning upslope/valley
after noon. Clouds will increase mid afternoon with chances for
isolated showers late in the day. Temperatures will be around 60
degrees with a bit higher minimum RH values due to less downslope
wind today. Storm system moves in quickly this evening with high
chances for wetting rain developing around 8pm. Looking for up to
an inch of precipitation tonight through tomorrow on the burn
area, with periods of heavy rainfall in the evening. 2 to 4 inches
of snow is possible by mid day Monday. Expect high RH and cool
temperatures for Monday. Chambers


Sky/weather.........Mostly sunny through mid afternoon, becoming cloudy
                    with isolated rain showers after 3pm.
LAL.................1...no thunderstorms.
Max temperature.....59-64.
Min humidity........30-38 percent.
Wind (20 ft)........
 Slope/valley.......Light and variable winds late in the
                    morning...becoming Upslope/valley 4 to 8 mph
                    in the afternoon.
 Ridgetop...........Southwest 5 to 10 mph.
Mixing height.......8700 ft AGL in the afternoon.
Transport winds.....West 10 to 15 mph.
Haines index........2.
CWR.................5 percent.

.TONIGHT...

Sky/weather.........Cloudy. Rain, mixing with and changing over
                    to snow after midnight.
LAL.................1...no thunderstorms.
Min temperature.....31-36.
Max humidity........92-99 percent.
Wind (20 ft)........
 Slope/valley.......Northeast winds 8 to 16 mph.
 Ridgetop...........East 10 to 20 mph.
Mixing height.......1200 ft AGL overnight.
Transport winds.....East 10 to 20 mph.
CWR.................100 percent.

.MONDAY...

Sky/weather.........Cloudy. Rain and snow.
LAL.................1...no thunderstorms.
Max temperature.....37-42.
Min humidity........65-70 percent.
Wind (20 ft)........
 Slope/valley.......Northeast winds 5 to 15 mph.
 Ridgetop...........East 15 to 30 mph.
Mixing height.......4200 ft AGL in the afternoon.
Transport winds.....East 10 to 20 mph.
Haines index........2.
CWR.................100 percent.

$$
Forecaster...Chambers
Requested by...Ashley Sites
Type of request...WILDFIRE
.TAG 1807342.0/BYZ
.DELDT 04/22/18
.EMAIL mtbzc@fs.fed.us


USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.