Suppression Forecast
Issued by NWS Riverton, WY

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FNUS75 KRIW 190817
FWSRIW

SPOT FORECAST FOR CLIFF CREEK...GBIMT 7
NATIONAL WEATHER SERVICE RIVERTON WY
217 AM MDT TUE JUL 19 2016

FORECAST IS BASED ON A START TIME OF 0600 MDT JULY 19.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

...FIRE WEATHER WATCH IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH
WEDNESDAY EVENING...

.DISCUSSION...

WITH UPPER LEVEL RIDGING AND WEAK HIGH PRESSURE AT THE SURFACE
IN CONTROL...CONDITIONS WILL REMAIN WARM AND DRY AT THE SURFACE
FOR THE NEXT SEVERAL DAY AS AVAILABLE MOISTURE ACROSS THE WEST
HAS BEEN DIRECTED SOUTH AND EAST OF THE AREA. TODAY WINDS WILL
MOSTLY REMAIN IN CHECK WITH ONLY NORMAL OCCASIONAL MID AFTERNOON
GUSTS 15 TO 20 MPH OUT OF THE SOUTHWEST. WEDNESDAY WILL BE THE
MOST CRITICAL FIRE WEATHER DAY OF THE WEEK AS A SLIGHTLY TIGHTER
SURFACE PRESSURE GRADIENT SETS UP AND COMBINES WITH MODEST FLOW ALOFT
THAT WILL BE ABLE TO GET TO THE SURFACE EASIER UNDER INCREASINGLY
UNSTABLE CONDITIONS AND INCREASE WIND SPEEDS OUT OF THE SOUTHWEST.
RH VALUES WILL ALSO LOWER INTO THE TEENS FOR THE AREA WHILE WINDS
INCREASE OUT OF THE SOUTHWEST...GUSTING 25 TO 35 MPH AT TIMES BY MID
AFTERNOON AND INTO THE EVENING. SATURDAY AND AGAIN MUCH OF NEXT WEEK
THERE WILL BE A PATTERN CHANGE REGARDING WIND DIRECTION...WITH MORE
ZONAL FLOW ALOFT AND SOME CHANCES FOR DAYTIME WINDS TO TURN OUT OF
THE WEST TO NORTHWEST INSTEAD OF THE SOUTHWEST. IT WILL...HOWEVER...
LARGELY REMAIN DRY OVER THE NEXT 10 DAYS OR LONGER WITH LITTLE TO NO
CHANCE FOR MEASURABLE PRECIPITATION AS THE STORM TRACK EITHER FLOWS
INTO THE SOUTHERN ROCKIES AND PLAINS STATES OR TRACKS WELL TO THE
NORTH ACROSS CANADA.

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

FORECASTER...BRAUN

.TODAY...

SKY/WEATHER.........CLEAR TO PARTLY CLOUDY (0 TO 15 PERCENT) EARLY
                    BECOMING MOSTLY SUNNY (0-10 PERCENT).
MAX TEMPERATURE.....79-84.
MIN HUMIDITY........17-22 PERCENT.
20 FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH BECOMING SOUTHWEST
                    8 TO 13 MPH WITH OCCASIONAL GUSTS 16 TO 22 MPH
                    IN THE AFTERNOON.
RIDGE TOP WINDS.....SOUTHEAST 10 TO 15 MPH SHIFTING TO THE
                    SOUTHWEST IN THE AFTERNOON.
LAL.................1.
CHC OF WETTING RAIN.ZERO PERCENT.
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.

.TONIGHT...

SKY/WEATHER.........CLEAR (0-10 PERCENT).
MIN TEMPERATURE.....44-49.
MAX HUMIDITY........62-71 PERCENT.
20 FOOT WINDS.......WEST WINDS AROUND 8 MPH WITH GUSTS TO AROUND 15
                    MPH EARLY IN THE EVENING BECOMING
                    DOWNSLOPE/DOWNVALLEY 4-7 MPH.
RIDGE TOP WINDS.....SOUTHWEST 10 TO 15 MPH SHIFTING TO THE
                    SOUTHEAST AFTER MIDNIGHT.
LAL.................1.
CHC OF WETTING RAIN.ZERO PERCENT.
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.

.WEDNESDAY...

SKY/WEATHER.........SUNNY (0-10 PERCENT).
MAX TEMPERATURE.....82-87.
MIN HUMIDITY........12-17 PERCENT.
20 FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH BECOMING SOUTHWEST 14
                    TO 19 MPH WITH GUSTS 30 TO 35 MPH IN THE
                    AFTERNOON.
RIDGE TOP WINDS.....SOUTHEAST AROUND 10 MPH INCREASING TO SOUTHWEST
                    20 TO 25 MPH IN THE AFTERNOON.
LAL.................1.
CHC OF WETTING RAIN.ZERO PERCENT.
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.

.FORECAST DAYS 3 THROUGH 5...
.WEDNESDAY NIGHT...
CLEAR. LOWS IN THE MID 40S. WINDS GENERALLY LESS THAN 10 MPH.
.THURSDAY...
CLEAR. LOWS IN THE MID 40S. HIGHS IN THE LOWER 80S. WINDS
GENERALLY LESS THAN 12 MPH.
.FRIDAY...
MOSTLY CLEAR. LOWS IN THE UPPER 40S. HIGHS IN THE LOWER 80S.
WINDS GENERALLY LESS THAN 12 MPH.
.SATURDAY...
MOSTLY CLEAR. LOWS IN THE LOWER 40S. HIGHS IN THE UPPER 70S.
WINDS GENERALLY LESS THAN 13 MPH.

$$
FORECASTER...BRAUN
REQUESTED BY...KEN LODA  FBAN
TYPE OF REQUEST...WILDFIRE
.TAG 20160718.CLIFF.02/RIW



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