279  
FNUS75 KGJT 122224  
FWSGJT  
 
SPOT FORECAST FOR WATERS CANYON...BIA / NPS / USFS  
NATIONAL WEATHER SERVICE GRAND JUNCTION CO  
424 PM MDT TUE AUG 12 2025  
 
FORECAST IS BASED ON FORECAST START TIME OF 0600 MDT ON AUGUST 13.  
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER  
SERVICE.  
 
...FIRE WEATHER WATCH IN EFFECT FROM THURSDAY MORNING THROUGH  
THURSDAY EVENING FOR DRY THUNDERSTORMS AND GUSTY OUTFLOW WINDS...  
...FIRE WEATHER WATCH IN EFFECT FROM FRIDAY MORNING THROUGH  
FRIDAY EVENING FOR DRY THUNDERSTORMS AND GUSTY OUTFLOW WINDS...  
   
DISCUSSION
 
WINDS WILL TURN WESTERLY WEDNESDAY AS HIGH PRESSURE  
SLIDES EASTWARD WITH DRY AND BREEZY CONDITIONS. THE FLOW SHIFTS TO  
THE SOUTHWEST BY THURSDAY AND FRIDAY, RESULTING IN AN INCREASE IN  
MOISTURE AND THE RETURN OF SCATTERED SHOWERS AND THUNDERSTORMS.  
STORMS WILL BE MORE CAPABLE OF GUSTY OUTFLOW WINDS AND LIGHTNING  
RATHER THAN WETTING RAIN, SO A FIRE WEATHER WATCH HAS BEEN ISSUED  
FOR DRY THUNDERSTORMS AND GUSTY OUTFLOW WINDS THURSDAY AND FRIDAY.  
   
WEDNESDAY
 
 
SKY/WEATHER.........SUNNY (5-15 PERCENT).  
CWR.................0 PERCENT.  
MAX TEMPERATURE.....90-95.  
MIN HUMIDITY........8-13 PERCENT.  
WIND (20 FT)........EAST WINDS 8 TO 12 MPH SHIFTING TO THE  
SOUTHWEST 10 TO 15 MPH WITH GUSTS TO 20 MPH  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....FAIR INCREASING TO VERY GOOD IN THE AFTERNOON.  
MIXING HEIGHT.......5100 FT AGL INCREASING TO 13200 FT AGL IN THE  
AFTERNOON.  
TRANSPORT WINDS.....EAST 18 MPH SHIFTING TO THE WEST IN THE  
AFTERNOON.  
CHANCE OF THUNDER...5 PERCENT.  
   
WEDNESDAY NIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY (25-35 PERCENT).  
CWR.................0 PERCENT.  
MIN TEMPERATURE.....59-64.  
MAX HUMIDITY........27-32 PERCENT.  
WIND (20 FT)........NORTH WINDS 8 TO 12 MPH SHIFTING TO THE EAST  
OVERNIGHT.  
SMOKE DISPERSAL.....GOOD DECREASING TO POOR (4000 KNOT-FT)  
OVERNIGHT.  
MIXING HEIGHT.......12400 FT AGL DECREASING TO 600 FT AGL  
OVERNIGHT.  
TRANSPORT WINDS.....NORTHWEST 12 MPH SHIFTING TO THE NORTHEAST 10  
MPH OVERNIGHT.  
CHANCE OF THUNDER...0 PERCENT.  
   
THURSDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY (30-40 PERCENT). SLIGHT CHANCE OF  
SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.  
CWR.................0 PERCENT.  
MAX TEMPERATURE.....90-95.  
MIN HUMIDITY........8-13 PERCENT.  
WIND (20 FT)........SOUTHEAST WINDS 5 MPH SHIFTING TO THE SOUTHWEST  
8 TO 12 MPH WITH GUSTS TO 20 MPH IN THE  
AFTERNOON. GUSTY AND ERRATIC WINDS EXPECTED  
NEAR THUNDERSTORMS IN THE AFTERNOON.  
SMOKE DISPERSAL.....FAIR INCREASING TO VERY GOOD IN THE AFTERNOON.  
MIXING HEIGHT.......7200 FT AGL INCREASING TO 11300 FT AGL IN THE  
AFTERNOON.  
TRANSPORT WINDS.....SOUTHEAST 10 MPH SHIFTING TO THE WEST IN THE  
AFTERNOON.  
CHANCE OF THUNDER...15 PERCENT.  
 

 
FORECASTER...MATT ALEKSA  
REQUESTED BY...COUMA  
TYPE OF REQUEST...WILDFIRE  
.TAG 2519505.5/GJT  
.DELDT 08/12/25  
.FORMATTERVERSION 2.0.0  
.EMAIL FAITH_HEINSCH@FIRENET.GOV,JACOB.BIRDSELL@USDA.GOV,JULIAN.REDBUFFALO@BIA.GOV,JOHN_CERVANTES@FIRENET.GOV,CLINT.MENDENHALL@USDA.GOV  
 
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