Suppression Forecast
Issued by NWS Riverton, WY

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary Off
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

000
FNUS75 KRIW 220335
FWSRIW

SPOT FORECAST FOR ROCK CREEK...IA CDC
NATIONAL WEATHER SERVICE RIVERTON WY
935 PM MDT MON JUL 21 2014

FORECAST IS BASED ON REQUEST TIME OF 2052 MDT ON JULY 21.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...

ALTHOUGH EAST TO NORTHEAST WINDS ARE EXPECTED OVER THE FIRE SITE
TONIGHT...A THUNDERSTORM NORTH OF THE AREA COULD SEND OUT AN
OUTFLOW BOUNDARY WHICH COULD CAUSE A WIND SHIFT TO THE NORTHWEST.
WEAKER WINDS AND MOSTLY CLEAR SKIES ARE EXPECTED AFTER MIDNIGHT.
HUMIDITY RECOVERY OVERNIGHT IS EXPECTED TO BE RELATIVELY POOR.

A DRY AND HOT DAY IS EXPECTED TUESDAY WITH MAINLY LIGHT...TERRAIN
DRIVEN WINDS. THERE IS A REMOTE CHANCE OF AN AFTERNOON THUNDERSTORM
FORMING OVER THE BIGHORN MOUNTAINS EAST OF THE FIRE SITE...CAUSING
A GUSTY AND ERRATIC OUTFLOW WINDS TO IMPACT THE FIRE SITE.

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

FORECASTER...MURRELL

.TONIGHT...
SKY/WEATHER.........PARTLY CLOUDY (35-45 PERCENT) WITH ISOLATED
                    SHOWERS AND THUNDERSTORMS THROUGH MIDNIGHT
                    THEN MOSTLY CLEAR (15 PERCENT).
MIN TEMPERATURE.....AROUND 60.
MAX HUMIDITY........50 PERCENT.
20 FOOT WINDS.......EAST TO NORTHEAST 5-10 MPH...BECOMING LIGHT
                    AND VARIABLE 2-5 MPH AROUND 3 AM. DUE TO
                    THUNDERSTORMS NORTH OF THE FIRE SITE...COULD
                    SEE SOME GUSTY NORTHWEST WINDS THROUGH
                    MIDNIGHT. GUSTS TO 30 MPH POSSIBLE THROUGH
                    MIDNIGHT.
RIDGE TOP WINDS.....NORTH TO NORTHEAST AROUND 10 MPH...BECOMING
                    LIGHT EAST TO SOUTHEAST BY 3 AM.
LAL.................2 UNTIL MIDNIGHT...THEN 1.
CHC OF WETTING RAIN.LESS THAN 5 PERCENT.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.

.TUESDAY...
SKY/WEATHER.........MOSTLY SUNNY (20-30 PERCENT). A VERY ISOLATED
                    THUNDERSTORM COULD OCCUR EAST OF THE FIRE SITE
                    IN THE BIGHORN MOUNTAINS IN THE AFTERNOON.
                    ERRATIC AND GUSTY WINDS POSSIBLE FROM ANY
                    THUNDERSTORM.
MAX TEMPERATURE.....91.
MIN HUMIDITY........15 PERCENT.
20 FOOT WINDS.......LIGHT AND VARIABLE 2-4 MPH BECOMING
                    UPSLOPE/UPVALLEY FROM THE SOUTH TO SOUTHWEST
                    4-8 MPH BY AROUND 10 AM.
RIDGE TOP WINDS.....SOUTH TO SOUTHWEST 4-8 MPH.
LAL.................1 UNTIL 2 PM...THEN 2.
CHC OF WETTING RAIN.ZERO PERCENT.
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.

.FORECAST DAYS 3 THROUGH 5...

.TUESDAY NIGHT...MOSTLY CLEAR. LOWS IN THE UPPER 50S. WINDS
GENERALLY LESS THAN 10 MPH.

.WEDNESDAY...PARTLY CLOUDY AND HOT. LOWS AROUND 60. HIGHS IN THE
MID 90S. WINDS WEST TO SOUTHWEST AROUND 10 MPH.

.THURSDAY...MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS IN THE LOWER
90S. WINDS GENERALLY LESS THAN 10 MPH.

.FRIDAY...CLEAR. LOWS IN THE LOWER 50S. HIGHS IN THE MID 80S.
WINDS GENERALLY LESS THAN 10 MPH.

.SATURDAY...CLEAR. LOWS IN THE LOWER 50S. HIGHS IN THE MID 80S.
WINDS GENERALLY LESS THAN 10 MPH.

$$

FORECASTER...MURRELL
REQUESTED BY...IC
REASON FOR REQUEST...WILDFIRE
.TAG 20140721.ROCKC.01/RIW






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