Suppression Forecast
Issued by NWS Riverton, WY

Home | Current Version | Previous Version | Graphics & Text | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6
000
FNUS75 KRIW 191147
FWSRIW

SPOT FORECAST FOR RATTLESNAKE PILE RX...CODY WY BLM
NATIONAL WEATHER SERVICE RIVERTON WY
447 AM MST WED NOV 19 2014

FORECAST IS BASED ON IGNITION TIME OF 1000 MST ON NOVEMBER 19.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...

WINDS WILL BE MUCH WEAKER TODAY...BUT STRONG ENOUGH WEST NORTHWEST
TRANSPORT WINDS SHOULD RESULT IN FAIR SMOKE DISPERSAL THIS AFTERNOON.
OTHERWISE A DRY DAY WITH VARIABLE HIGH CLOUDINESS.

A STORM SYSTEM WILL IMPACT THE AREA FRIDAY NIGHT THROUGH SATURDAY
NIGHT. THE MAIN IMPACT AT THE FIRE SITE WILL BE VERY STRONG
WESTERLY WINDS...ALTHOUGH SOME SNOWFALL WILL BE POSSIBLE MAINLY
SATURDAY AFTERNOON AND EVENING. CHANCES OF SNOW WILL THEN CONTINUE
SUNDAY THROUGH TUESDAY.

...THUNDERSTORMS IMPLY STRONG GUSTY AND ERRATIC WINDS...
...HAINES INDEX IS HIGH LEVEL HAINES BOTH DAY AND NIGHT...

FORECASTER...MURRELL

.TODAY...
SKY/WEATHER.........VARIABLE HIGH CLOUDINESS (40-60 PERCENT).
MAX TEMPERATURE.....35.
MIN HUMIDITY........28 PERCENT.
20 FOOT WINDS.......UPSLOPE 4-8 MPH BY 10 AM...THEN BECOMING
                    WEST AROUND 10 MPH BY AROUND 2 PM. OCCASIONAL
                    GUSTS AROUND 20 MPH.
RIDGE TOP WINDS.....WEST TO SOUTHWEST 10-15 MPH...BECOMING
                    WEST NORTHWEST AROUND 15 MPH IN THE
                    AFTERNOON. GUSTS TO 30 MPH.
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......2000-2500 FT AGL.
TRANSPORT WINDS.....WEST NORTHWEST 20-25 MPH.
SMOKE DISPERSAL.....FAIR (40500 KNOT-FT) IN THE AFTERNOON.

.TONIGHT...
SKY/WEATHER.........PARTLY CLOUDY (30-40 PERCENT).
MIN TEMPERATURE.....27.
MAX HUMIDITY........45 PERCENT.
20 FOOT WINDS.......DOWNSLOPE 4-8 MPH.
RIDGE TOP WINDS.....WEST NORTHWEST 10-15 MPH.
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......1200 FT AGL.
TRANSPORT WINDS.....WEST NORTHWEST 10-15 MPH.
SMOKE DISPERSAL.....POOR.

.THURSDAY...
SKY/WEATHER.........MOSTLY CLOUDY (75+ PERCENT).
MAX TEMPERATURE.....35-40.
MIN HUMIDITY........30 PERCENT IN THE MORNING...INCREASING TO
                    45-50 PERCENT IN THE AFTERNOON.
20 FOOT WINDS.......WEST 5-10 MPH...OR UPSLOPE 4-8 MPH.
RIDGE TOP WINDS.....WEST TO SOUTHWEST 10-15 MPH.
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......1500 FT AGL.
TRANSPORT WINDS.....WEST AROUND 15 MPH.
SMOKE DISPERSAL.....POOR (19500 KNOT-FT).

.FORECAST DAYS 3 THROUGH 5...

.THURSDAY NIGHT...MOSTLY CLOUDY. LOWS IN THE LOWER 20S. WEST
WINDS AROUND 14 MPH.

.FRIDAY...MOSTLY CLEAR. SLIGHT CHANCE OF SNOW. HIGHS IN THE LOWER
30S. WEST TO SOUTHWEST WINDS 10-15 MPH...INCREASING TO 20-30 MPH
FRIDAY NIGHT. GUSTS 50-60 MPH LATE FRIDAY NIGHT.

.SATURDAY...MOSTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS. LOWS AROUND
16. HIGHS IN THE MID 30S. WEST TO SOUTHWEST WINDS 20-30 MPH. GUSTS
50-60 MPH.

.SUNDAY...PARTLY CLOUDY WITH CHANCE OF SNOW SHOWERS. LOWS AROUND
10. HIGHS IN THE UPPER 20S. WEST TO NORTHWEST WINDS 20-30 MPH.

$$

FORECASTER...MURRELL
REQUESTED BY...MICHAEL WENGERT
REASON FOR REQUEST...PRESCRIBED
.TAG 20141119.RATTL.01/RIW







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