035  
FNUS55 KGJT 182003  
FWFGJT  
 
FIRE WEATHER PLANNING FORECAST FOR WRN COLORADO AND ERN UTAH  
NATIONAL WEATHER SERVICE GRAND JUNCTION CO  
203 PM MDT FRI JUL 18 2025  
   
DISCUSSION  
 
WEAK MOISTURE WILL CONTINUE TO WORK NORTHWARD ACROSS THE FOUR  
CORNERS THIS COMING WEEK. HOT AND DRY CONDITIONS WILL CONTINUE FOR  
LOW VALLEYS, WHILE AFTERNOON STORMS WILL FORM ON TERRAIN.  
MOISTURE PATTERNS WILL BE INCONSISTENT AND HIGHLY LOCALIZED  
CRITICAL FIRE WEATHER CONDITIONS ARE POSSIBLE ALONG THE UT/CO  
STATE LINE. WETTING RAINS CAN BE EXPECTED WITH SOME STORMS.  
 
...GUSTY ERRATIC WINDS CAN BE EXPECTED NEAR ANY SHOWERS  
OR THUNDERSTORMS...   
..THE SMOKE DATA IS CALCULATED FROM AN AVERAGE AT 6000 FEET MSL  
 
COZ200-191215-  
LITTLE SNAKE FORECAST AREA-  
203 PM MDT FRI JUL 18 2025  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLOUDY (60-70%) UNTIL 2400, THEN PARTLY  
CLOUDY (50-60%). NEAR 6000 FEET, SCATTERED  
SHOWERS AND ISOLATED DRY THUNDERSTORMS UNTIL  
2400, THEN ISOLATED SHOWERS AND THUNDERSTORMS.  
NEAR 8000 FEET, ISOLATED DRY THUNDERSTORMS  
UNTIL 2400. SCATTERED SHOWERS. ISOLATED  
THUNDERSTORMS AFTER 2400.  
CHC OF LIGHTNING....20 PERCENT.  
MIN TEMPERATURE.....55-65 F.  
MAX HUMIDITY........67-82%.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY WINDS 3 TO 6 MPH.  
LOCALIZED GUSTS UP TO 20 MPH IN THE EVENING.  
CWR.................30 PERCENT.  
15K FT MSL WINDS....SOUTHWEST 20 TO 25 MPH.  
MIXING HEIGHT.......9500 FT AGL UNTIL 2000, THEN 2000 FT AGL.  
TRANSPORT WINDS.....NORTHWEST 5 TO 10 MPH.  
SMOKE DISPERSAL.....GOOD UNTIL 2100, THEN POOR.  
   
SATURDAY  
 
SKY/WEATHER.........MOSTLY SUNNY (20-30%) UNTIL 1200, THEN PARTLY  
CLOUDY (30-40%). NEAR 6000 FEET, ISOLATED  
SHOWERS AND THUNDERSTORMS AFTER 1200. NEAR 8000  
FEET, ISOLATED THUNDERSTORMS UNTIL 1200.  
ISOLATED SHOWERS. ISOLATED DRY THUNDERSTORMS  
AFTER 1200.  
CHC OF LIGHTNING....10 PERCENT.  
MAX TEMPERATURE.....81-91 F NEAR 6000 FEET  
69-79 F NEAR 8000 FEET.  
MIN HUMIDITY........12-22% NEAR 6000 FEET  
20-30% NEAR 8000 FEET.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BECOMING  
UPSLOPE/UPVALLEY 4 TO 8 MPH BY 1100.  
CWR.................10 PERCENT.  
15K FT MSL WINDS....SOUTHWEST 15 TO 20 MPH.  
MIXING HEIGHT.......3000 FT AGL UNTIL 1000. 12000 FT AGL AFTER  
1200.  
TRANSPORT WINDS.....SOUTHWEST 5 TO 10 MPH UNTIL 1200, THEN WEST 15  
TO 20 MPH.  
SMOKE DISPERSAL.....POOR UNTIL 0900. EXCELLENT AFTER 1200.  
   
SATURDAY NIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY (30-40%).  
CHC OF LIGHTNING....0 PERCENT.  
MIN TEMPERATURE.....55-65 F.  
MAX HUMIDITY........50-60% NEAR 6000 FEET  
40-50% NEAR 8000 FEET.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING  
DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BY SUNSET.  
CWR.................0 PERCENT.  
15K FT MSL WINDS....WEST 15 TO 20 MPH.  
MIXING HEIGHT.......8000 FT AGL UNTIL 2000, THEN 2000 FT AGL.  
TRANSPORT WINDS.....WEST 5 MPH.  
SMOKE DISPERSAL.....GOOD UNTIL 2100, THEN POOR.  
   
SUNDAY  
 
SKY/WEATHER.........MOSTLY SUNNY (20-30%).  
CHC OF LIGHTNING....0 PERCENT.  
MAX TEMPERATURE.....84-94 F NEAR 6000 FEET  
72-82 F NEAR 8000 FEET.  
MIN HUMIDITY........8-13%.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY WINDS 4 TO 8 MPH BECOMING  
SOUTHWEST 10 TO 15 MPH WITH GUSTS TO 25 MPH IN  
THE AFTERNOON.  
CWR.................0 PERCENT.  
15K FT MSL WINDS....WEST 15 TO 20 MPH.  
MIXING HEIGHT.......3000 FT AGL UNTIL 1000, THEN 14500 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 5 MPH UNTIL 1200, THEN 10 TO 15 MPH.  
SMOKE DISPERSAL.....POOR UNTIL 0900. EXCELLENT AFTER 1200.  
   
FORECAST FOR DAY 3 THROUGH 7  
   
MONDAY  
PARTLY CLOUDY. LOWS 54-64. HIGHS 86-96. SOUTHWEST WINDS  
10 TO 20 MPH WITH GUSTS TO 30 MPH.    
TUESDAY  
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS NEAR  
8000 FEET. LOWS 55-65. HIGHS 86-96. SOUTHWEST WINDS 10 TO 20 MPH  
WITH GUSTS TO 25 MPH.    
WEDNESDAY  
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.  
LOWS 54-64. HIGHS 86-96. WINDS LESS THAN 15 MPH.    
THURSDAY  
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS  
NEAR 8000 FEET. LOWS 54-64. HIGHS 87-97.    
FRIDAY  
MOSTLY CLEAR. ISOLATED SHOWERS NEAR 8000 FEET. LOWS  
53-63. HIGHS 88-98.  
 
 
 
COZ201-191215-  
ROUTT FORECAST AREA-  
203 PM MDT FRI JUL 18 2025  
   
TONIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY (40-50%). SCATTERED SHOWERS AND  
THUNDERSTORMS UNTIL 2400, THEN ISOLATED SHOWERS  
AND THUNDERSTORMS.  
CHC OF LIGHTNING....40 PERCENT.  
MIN TEMPERATURE.....47-57 F.  
MAX HUMIDITY........69-84%.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING  
DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BY SUNSET.  
CWR.................20 PERCENT.  
15K FT MSL WINDS....SOUTHWEST 15 TO 20 MPH INCREASING TO 20 TO 25  
MPH AFTER MIDNIGHT.  
MIXING HEIGHT.......7500 FT AGL UNTIL 2000, THEN 1500 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 5 MPH.  
SMOKE DISPERSAL.....POOR.  
   
SATURDAY  
 
SKY/WEATHER.........MOSTLY SUNNY (20-30%) UNTIL 1200, THEN PARTLY  
CLOUDY (50-60%). ISOLATED SHOWERS AND  
THUNDERSTORMS UNTIL 1200, THEN SCATTERED  
SHOWERS AND THUNDERSTORMS.  
CHC OF LIGHTNING....20 PERCENT.  
MAX TEMPERATURE.....70-80 F.  
MIN HUMIDITY........20-30%.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY WINDS 4 TO 8 MPH BECOMING  
WEST 10 TO 15 MPH IN THE AFTERNOON. LOCALIZED  
GUSTS UP TO 25 MPH.  
CWR.................10 PERCENT.  
15K FT MSL WINDS....WEST 20 TO 30 MPH DECREASING TO 15 TO 20 MPH IN  
THE AFTERNOON.  
MIXING HEIGHT.......2000 FT AGL UNTIL 0900, THEN 11000 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 5 TO 10 MPH UNTIL 1200, THEN WEST 15  
TO 20 MPH.  
SMOKE DISPERSAL.....POOR UNTIL 0900. EXCELLENT AFTER 1200.  
   
SATURDAY NIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY (30-40%).  
CHC OF LIGHTNING....0 PERCENT.  
MIN TEMPERATURE.....49-59 F.  
MAX HUMIDITY........53-63%.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING  
DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BY SUNSET.  
CWR.................0 PERCENT.  
15K FT MSL WINDS....WEST 15 TO 20 MPH.  
MIXING HEIGHT.......8000 FT AGL UNTIL 2000, THEN 1500 FT AGL.  
TRANSPORT WINDS.....WEST 5 TO 10 MPH UNTIL 2400, THEN SOUTH.  
SMOKE DISPERSAL.....GOOD UNTIL 2100, THEN POOR.  
   
SUNDAY  
 
SKY/WEATHER.........MOSTLY SUNNY (20-30%) UNTIL 1200, THEN PARTLY  
CLOUDY (30-40%). ISOLATED SHOWERS AND  
THUNDERSTORMS AFTER 1200.  
CHC OF LIGHTNING....10 PERCENT.  
MAX TEMPERATURE.....71-81 F.  
MIN HUMIDITY........14-24%.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY WINDS 4 TO 8 MPH. LOCALIZED  
GUSTS UP TO 20 MPH IN THE AFTERNOON.  
CWR.................10 PERCENT.  
15K FT MSL WINDS....WEST 15 TO 20 MPH DECREASING TO 10 TO 15 MPH IN  
THE AFTERNOON.  
MIXING HEIGHT.......2000 FT AGL UNTIL 0800, THEN 12500 FT AGL.  
TRANSPORT WINDS.....WEST 5 TO 10 MPH.  
SMOKE DISPERSAL.....POOR UNTIL 0900. VERY GOOD AFTER 1200.  
   
FORECAST FOR DAY 3 THROUGH 7  
   
MONDAY  
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS  
49-59. HIGHS 74-84. WINDS LESS THAN 15 MPH.    
TUESDAY  
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.  
LOWS 49-59. HIGHS 74-84. WINDS LESS THAN 15 MPH.    
WEDNESDAY  
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS 49-59. HIGHS 74-84. WINDS LESS THAN 15 MPH.    
THURSDAY  
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.  
LOWS 49-59. HIGHS 75-85.    
FRIDAY  
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS  
48-58. HIGHS 76-86.  
 
 
 
COZ202-191215-  
WHITE RIVER FORECAST AREA-  
203 PM MDT FRI JUL 18 2025  
   
TONIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY (30-40%). NEAR 6000 FEET,  
SCATTERED SHOWERS AND ISOLATED DRY  
THUNDERSTORMS UNTIL 2400, THEN ISOLATED SHOWERS  
AND THUNDERSTORMS. NEAR 8000 FEET, ISOLATED DRY  
THUNDERSTORMS UNTIL 2400. ISOLATED SHOWERS.  
CHC OF LIGHTNING....20 PERCENT.  
MIN TEMPERATURE.....53-63 F.  
MAX HUMIDITY........62-77% NEAR 6000 FEET  
57-67% NEAR 8000 FEET.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY WINDS 3 TO 6 MPH.  
LOCALIZED GUSTS UP TO 20 MPH IN THE EVENING.  
CWR.................20 PERCENT.  
15K FT MSL WINDS....SOUTHWEST 15 TO 20 MPH.  
MIXING HEIGHT.......10000 FT AGL UNTIL 2000, THEN 1500 FT AGL.  
TRANSPORT WINDS.....NORTH 5 MPH.  
SMOKE DISPERSAL.....GOOD UNTIL 2100, THEN POOR.  
   
SATURDAY  
 
SKY/WEATHER.........MOSTLY SUNNY (20-30%) UNTIL 1200, THEN PARTLY  
CLOUDY (30-40%). ISOLATED SHOWERS AND  
THUNDERSTORMS AFTER 1200.  
CHC OF LIGHTNING....20 PERCENT.  
MAX TEMPERATURE.....78-88 F NEAR 6000 FEET  
71-81 F NEAR 8000 FEET.  
MIN HUMIDITY........11-21% NEAR 6000 FEET  
17-27% NEAR 8000 FEET.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY WINDS 4 TO 8 MPH. LOCALIZED  
GUSTS UP TO 25 MPH IN THE AFTERNOON.  
CWR.................10 PERCENT.  
15K FT MSL WINDS....SOUTHWEST 20 TO 25 MPH.  
MIXING HEIGHT.......2500 FT AGL UNTIL 1000. 11500 FT AGL AFTER  
1200.  
TRANSPORT WINDS.....SOUTH 5 TO 10 MPH UNTIL 1200, THEN WEST.  
SMOKE DISPERSAL.....POOR UNTIL 0900. EXCELLENT AFTER 1200.  
   
SATURDAY NIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY (30-40%).  
CHC OF LIGHTNING....0 PERCENT.  
MIN TEMPERATURE.....53-63 F.  
MAX HUMIDITY........49-59% NEAR 6000 FEET  
40-50% NEAR 8000 FEET.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING  
DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BY SUNSET.  
CWR.................0 PERCENT.  
15K FT MSL WINDS....WEST 15 TO 20 MPH.  
MIXING HEIGHT.......8000 FT AGL UNTIL 2000, THEN 1500 FT AGL.  
TRANSPORT WINDS.....WEST 5 TO 10 MPH UNTIL 2400, THEN SOUTH.  
SMOKE DISPERSAL.....GOOD UNTIL 2100, THEN POOR.  
   
SUNDAY  
 
SKY/WEATHER.........NEAR 6000 FEET, MOSTLY SUNNY (20-30%), ISOLATED  
SHOWERS AND THUNDERSTORMS AFTER 1200. NEAR 8000  
FEET, MOSTLY SUNNY (10-20%) UNTIL 1200, THEN  
PARTLY CLOUDY (30-40%), ISOLATED SHOWERS AND  
DRY THUNDERSTORMS AFTER 1200.  
CHC OF LIGHTNING....10 PERCENT.  
MAX TEMPERATURE.....83-93 F NEAR 6000 FEET  
73-83 F NEAR 8000 FEET.  
MIN HUMIDITY........8-13%.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY WINDS 4 TO 8 MPH. LOCALIZED  
GUSTS UP TO 25 MPH IN THE AFTERNOON.  
CWR.................0 PERCENT.  
15K FT MSL WINDS....WEST 15 TO 20 MPH BECOMING SOUTHWEST 10 TO 15  
MPH IN THE AFTERNOON.  
MIXING HEIGHT.......3000 FT AGL UNTIL 1000, THEN 13500 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 5 MPH.  
SMOKE DISPERSAL.....POOR UNTIL 0900. VERY GOOD AFTER 1200.  
   
FORECAST FOR DAY 3 THROUGH 7  
   
MONDAY  
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS NEAR  
8000 FEET. LOWS 54-64. HIGHS 85-95. SOUTHWEST WINDS 10 TO 20 MPH  
WITH GUSTS TO 25 MPH.    
TUESDAY  
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS  
54-64. HIGHS 85-95. WINDS LESS THAN 15 MPH.    
WEDNESDAY  
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.  
LOWS 54-64. HIGHS 86-96. WINDS LESS THAN 15 MPH.    
THURSDAY  
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.  
LOWS 54-64. HIGHS 87-97.    
FRIDAY  
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS  
53-63. HIGHS 88-98.  
 
 
 
COZ203-191215-  
LOWER COLORADO RIVER-  
203 PM MDT FRI JUL 18 2025  
   
TONIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY (30-40%). ISOLATED SHOWERS AND  
THUNDERSTORMS UNTIL 2400.  
CHC OF LIGHTNING....20 PERCENT.  
MIN TEMPERATURE.....60-70 F NEAR 6000 FEET  
52-62 F NEAR 8000 FEET.  
MAX HUMIDITY........50-60%.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING  
DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BY SUNSET.  
CWR.................10 PERCENT.  
15K FT MSL WINDS....SOUTHWEST 15 TO 20 MPH.  
MIXING HEIGHT.......10000 FT AGL UNTIL 2000, THEN 2500 FT AGL.  
TRANSPORT WINDS.....WEST 5 MPH.  
SMOKE DISPERSAL.....GOOD UNTIL 2100, THEN POOR.  
   
SATURDAY  
 
SKY/WEATHER.........MOSTLY SUNNY (10-20%) UNTIL 1200, THEN PARTLY  
CLOUDY (30-40%). ISOLATED SHOWERS AND  
THUNDERSTORMS AFTER 1200.  
CHC OF LIGHTNING....10 PERCENT.  
MAX TEMPERATURE.....83-93 F NEAR 6000 FEET  
74-84 F NEAR 8000 FEET.  
MIN HUMIDITY........11-16%.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BECOMING  
UPSLOPE/UPVALLEY 4 TO 8 MPH BY 1100.  
CWR.................10 PERCENT.  
15K FT MSL WINDS....WEST 20 TO 25 MPH BECOMING SOUTHWEST 15 TO 20  
MPH IN THE AFTERNOON.  
MIXING HEIGHT.......3000 FT AGL UNTIL 1000. 13000 FT AGL AFTER  
1200.  
TRANSPORT WINDS.....SOUTHWEST 5 TO 10 MPH UNTIL 1200, THEN WEST 15  
TO 20 MPH.  
SMOKE DISPERSAL.....POOR UNTIL 0900. EXCELLENT AFTER 1200.  
   
SATURDAY NIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY (40-50%).  
CHC OF LIGHTNING....0 PERCENT.  
MIN TEMPERATURE.....60-70 F NEAR 6000 FEET  
54-64 F NEAR 8000 FEET.  
MAX HUMIDITY........36-46%.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING  
DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BY SUNSET.  
CWR.................0 PERCENT.  
15K FT MSL WINDS....WEST 15 TO 20 MPH.  
MIXING HEIGHT.......10500 FT AGL UNTIL 2000, THEN 2500 FT AGL.  
TRANSPORT WINDS.....NORTHWEST 10 TO 15 MPH UNTIL 2400, THEN EAST 5  
MPH.  
SMOKE DISPERSAL.....GOOD UNTIL 2100, THEN POOR.  
   
SUNDAY  
 
SKY/WEATHER.........MOSTLY SUNNY (10-20%) UNTIL 1200, THEN PARTLY  
CLOUDY (30-40%). ISOLATED SHOWERS AND  
THUNDERSTORMS AFTER 1200.  
CHC OF LIGHTNING....10 PERCENT.  
MAX TEMPERATURE.....85-95 F NEAR 6000 FEET  
75-85 F NEAR 8000 FEET.  
MIN HUMIDITY........9-14%.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BECOMING  
UPSLOPE/UPVALLEY 4 TO 8 MPH BY 1100.  
CWR.................10 PERCENT.  
15K FT MSL WINDS....WEST 10 TO 15 MPH.  
MIXING HEIGHT.......3500 FT AGL UNTIL 1000, THEN 13000 FT AGL.  
TRANSPORT WINDS.....SOUTH 5 MPH UNTIL 1200, THEN SOUTHWEST.  
SMOKE DISPERSAL.....POOR UNTIL 0900. VERY GOOD AFTER 1200.  
   
FORECAST FOR DAY 3 THROUGH 7  
   
MONDAY  
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS  
60-70. HIGHS 85-95. WINDS LESS THAN 15 MPH.    
TUESDAY  
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS  
59-69. HIGHS 85-95. WINDS LESS THAN 15 MPH.    
WEDNESDAY  
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.  
LOWS 59-69. HIGHS 86-96. WINDS LESS THAN 15 MPH.    
THURSDAY  
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.  
LOWS 59-69. HIGHS 87-97.    
FRIDAY  
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS  
58-68. HIGHS 87-97.  
 
 
 
COZ205-191215-  
COLORADO RIVER HEADWATERS-  
203 PM MDT FRI JUL 18 2025  
   
TONIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY (30-40%). SCATTERED SHOWERS AND  
THUNDERSTORMS UNTIL 2400, THEN ISOLATED  
SHOWERS.  
CHC OF LIGHTNING....30 PERCENT.  
MIN TEMPERATURE.....50-60 F.  
MAX HUMIDITY........64-79%.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY WINDS 3 TO 6 MPH.  
LOCALIZED GUSTS UP TO 20 MPH IN THE EVENING.  
CWR.................10 PERCENT.  
15K FT MSL WINDS....SOUTHWEST 15 TO 20 MPH.  
MIXING HEIGHT.......6500 FT AGL UNTIL 2000, THEN 2000 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 5 MPH.  
SMOKE DISPERSAL.....POOR.  
   
SATURDAY  
 
SKY/WEATHER.........MOSTLY SUNNY (20-30%) UNTIL 1200, THEN PARTLY  
CLOUDY (40-50%). ISOLATED SHOWERS AND  
THUNDERSTORMS AFTER 1200.  
CHC OF LIGHTNING....20 PERCENT.  
MAX TEMPERATURE.....75-85 F.  
MIN HUMIDITY........14-24%.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BECOMING  
UPSLOPE/UPVALLEY 4 TO 8 MPH BY 1100.  
CWR.................10 PERCENT.  
15K FT MSL WINDS....WEST 20 TO 25 MPH DECREASING TO 15 TO 20 MPH IN  
THE AFTERNOON.  
MIXING HEIGHT.......2500 FT AGL UNTIL 0900, THEN 11500 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 5 TO 10 MPH UNTIL 1200, THEN WEST 15  
TO 20 MPH.  
SMOKE DISPERSAL.....POOR UNTIL 0900. EXCELLENT AFTER 1200.  
   
SATURDAY NIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY (40-50%).  
CHC OF LIGHTNING....0 PERCENT.  
MIN TEMPERATURE.....51-61 F.  
MAX HUMIDITY........48-58%.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING  
DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BY SUNSET.  
CWR.................0 PERCENT.  
15K FT MSL WINDS....WEST 15 TO 20 MPH.  
MIXING HEIGHT.......9500 FT AGL UNTIL 2000, THEN 2000 FT AGL.  
TRANSPORT WINDS.....WEST 5 TO 10 MPH UNTIL 2400, THEN SOUTHWEST.  
SMOKE DISPERSAL.....GOOD UNTIL 2100, THEN POOR.  
   
SUNDAY  
 
SKY/WEATHER.........MOSTLY SUNNY (20-30%) UNTIL 1200, THEN PARTLY  
CLOUDY (40-50%). ISOLATED SHOWERS AND  
THUNDERSTORMS AFTER 1200.  
CHC OF LIGHTNING....20 PERCENT.  
MAX TEMPERATURE.....76-86 F.  
MIN HUMIDITY........12-22%.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY WINDS 4 TO 8 MPH. LOCALIZED  
GUSTS UP TO 20 MPH IN THE AFTERNOON.  
CWR.................10 PERCENT.  
15K FT MSL WINDS....WEST 10 TO 15 MPH.  
MIXING HEIGHT.......3500 FT AGL UNTIL 0900, THEN 12000 FT AGL.  
TRANSPORT WINDS.....WEST 5 MPH.  
SMOKE DISPERSAL.....POOR UNTIL 0900. VERY GOOD AFTER 1200.  
   
FORECAST FOR DAY 3 THROUGH 7  
   
MONDAY  
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS 49-59. HIGHS 75-85. WINDS LESS THAN 15 MPH.    
TUESDAY  
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS 49-59. HIGHS 76-86. WINDS LESS THAN 15 MPH.    
WEDNESDAY  
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS 49-59. HIGHS 76-86. WINDS LESS THAN 15 MPH.    
THURSDAY  
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS 48-58. HIGHS 77-87.    
FRIDAY  
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS  
48-58. HIGHS 78-88.  
 
 
 
COZ290-191215-  
PARADOX VALLEY FORECAST AREA-  
203 PM MDT FRI JUL 18 2025  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR (20-30%). ISOLATED SHOWERS AND  
THUNDERSTORMS UNTIL 2400.  
CHC OF LIGHTNING....10 PERCENT.  
MIN TEMPERATURE.....53-63 F NEAR 6000 FEET  
50-60 F NEAR 8000 FEET.  
MAX HUMIDITY........44-54% NEAR 6000 FEET  
56-71% NEAR 8000 FEET.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING  
DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BY SUNSET.  
CWR.................0 PERCENT.  
15K FT MSL WINDS....SOUTHWEST 15 TO 20 MPH.  
MIXING HEIGHT.......10500 FT AGL UNTIL 2000, THEN 1500 FT AGL.  
TRANSPORT WINDS.....SOUTH 5 MPH.  
SMOKE DISPERSAL.....GOOD UNTIL 2100, THEN POOR.  
   
SATURDAY  
 
SKY/WEATHER.........MOSTLY SUNNY (10-20%) UNTIL 1200, THEN PARTLY  
CLOUDY (30-40%). ISOLATED SHOWERS AND  
THUNDERSTORMS AFTER 1200.  
CHC OF LIGHTNING....10 PERCENT.  
MAX TEMPERATURE.....81-91 F NEAR 6000 FEET  
70-80 F NEAR 8000 FEET.  
MIN HUMIDITY........11-16% NEAR 6000 FEET  
16-26% NEAR 8000 FEET.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BECOMING  
UPSLOPE/UPVALLEY 4 TO 8 MPH BY 1100.  
CWR.................10 PERCENT.  
15K FT MSL WINDS....SOUTHWEST 20 TO 25 MPH DECREASING TO 15 TO 20  
MPH IN THE AFTERNOON.  
MIXING HEIGHT.......3000 FT AGL UNTIL 1000, THEN 12500 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 5 TO 10 MPH.  
SMOKE DISPERSAL.....POOR UNTIL 0900. EXCELLENT AFTER 1200.  
   
SATURDAY NIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY (40-50%). NEAR 8000 FEET,  
ISOLATED SHOWERS AND THUNDERSTORMS UNTIL 2400.  
CHC OF LIGHTNING....0 PERCENT.  
MIN TEMPERATURE.....53-63 F NEAR 6000 FEET  
52-62 F NEAR 8000 FEET.  
MAX HUMIDITY........30-40% NEAR 6000 FEET  
41-51% NEAR 8000 FEET.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING  
DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BY SUNSET.  
CWR.................0 PERCENT.  
15K FT MSL WINDS....WEST 10 TO 15 MPH.  
MIXING HEIGHT.......11000 FT AGL UNTIL 2000, THEN 1500 FT AGL.  
TRANSPORT WINDS.....WEST 5 TO 10 MPH UNTIL 2400, THEN SOUTHEAST.  
SMOKE DISPERSAL.....GOOD UNTIL 2100, THEN POOR.  
   
SUNDAY  
 
SKY/WEATHER.........MOSTLY SUNNY (10-20%) UNTIL 1200, THEN PARTLY  
CLOUDY (40-50%). NEAR 6000 FEET, ISOLATED  
SHOWERS AND THUNDERSTORMS AFTER 1200. NEAR 8000  
FEET, SCATTERED SHOWERS AND THUNDERSTORMS AFTER  
1200.  
CHC OF LIGHTNING....20 PERCENT.  
MAX TEMPERATURE.....83-93 F NEAR 6000 FEET  
71-81 F NEAR 8000 FEET.  
MIN HUMIDITY........10-15%.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BECOMING  
UPSLOPE/UPVALLEY 4 TO 8 MPH BY 1100.  
CWR.................10 PERCENT.  
15K FT MSL WINDS....WEST 10 TO 15 MPH.  
MIXING HEIGHT.......3500 FT AGL UNTIL 1000, THEN 12500 FT AGL.  
TRANSPORT WINDS.....SOUTH 5 MPH UNTIL 1200, THEN WEST.  
SMOKE DISPERSAL.....POOR UNTIL 0900. VERY GOOD AFTER 1200.  
   
FORECAST FOR DAY 3 THROUGH 7  
   
MONDAY  
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS NEAR  
6000 FEET AND SCATTERED SHOWERS AND THUNDERSTORMS NEAR 8000 FEET.  
LOWS 61-71. HIGHS 84-94. WINDS LESS THAN 15 MPH.    
TUESDAY  
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS 58-68. HIGHS 84-94. WINDS LESS THAN 15 MPH.    
WEDNESDAY  
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS  
NEAR 6000 FEET AND SCATTERED SHOWERS AND THUNDERSTORMS NEAR  
8000 FEET. LOWS 58-68. HIGHS 85-95. WINDS LESS THAN 15 MPH.    
THURSDAY  
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS  
NEAR 6000 FEET AND SCATTERED SHOWERS AND THUNDERSTORMS NEAR  
8000 FEET. LOWS 57-67. HIGHS 87-97.    
FRIDAY  
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS NEAR  
6000 FEET AND SCATTERED SHOWERS AND THUNDERSTORMS NEAR 8000 FEET.  
LOWS 57-67. HIGHS 87-97.  
 
 
 
COZ291-191215-  
NORTHERN SAN JUAN FORECAST AREA-  
203 PM MDT FRI JUL 18 2025  
   
TONIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY (30-40%). ISOLATED SHOWERS AND  
THUNDERSTORMS UNTIL 2400.  
CHC OF LIGHTNING....20 PERCENT.  
MIN TEMPERATURE.....48-58 F.  
MAX HUMIDITY........60-75%.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING  
DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BY SUNSET.  
CWR.................10 PERCENT.  
15K FT MSL WINDS....SOUTHWEST 15 TO 20 MPH.  
MIXING HEIGHT.......8500 FT AGL UNTIL 2000, THEN 2000 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 5 TO 10 MPH.  
SMOKE DISPERSAL.....FAIR UNTIL 2100, THEN POOR.  
   
SATURDAY  
 
SKY/WEATHER.........MOSTLY SUNNY (10-20%) UNTIL 1200, THEN PARTLY  
CLOUDY (50-60%). ISOLATED SHOWERS UNTIL 1200,  
THEN SCATTERED SHOWERS AND THUNDERSTORMS.  
CHC OF LIGHTNING....30 PERCENT.  
MAX TEMPERATURE.....68-78 F.  
MIN HUMIDITY........18-28%.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY WINDS 4 TO 8 MPH. LOCALIZED  
GUSTS UP TO 20 MPH IN THE AFTERNOON.  
CWR.................20 PERCENT.  
15K FT MSL WINDS....WEST 15 TO 20 MPH.  
MIXING HEIGHT.......2500 FT AGL UNTIL 0900, THEN 11000 FT AGL.  
TRANSPORT WINDS.....WEST 5 TO 10 MPH.  
SMOKE DISPERSAL.....POOR UNTIL 0900, THEN VERY GOOD.  
   
SATURDAY NIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY (30-40%). ISOLATED SHOWERS AND  
THUNDERSTORMS UNTIL 2400.  
CHC OF LIGHTNING....10 PERCENT.  
MIN TEMPERATURE.....49-59 F.  
MAX HUMIDITY........41-51%.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING  
DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BY SUNSET.  
CWR.................0 PERCENT.  
15K FT MSL WINDS....WEST 10 TO 15 MPH.  
MIXING HEIGHT.......9500 FT AGL UNTIL 2000, THEN 2000 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 5 TO 10 MPH.  
SMOKE DISPERSAL.....GOOD UNTIL 2100, THEN POOR.  
   
SUNDAY  
 
SKY/WEATHER.........PARTLY CLOUDY (30-40%) UNTIL 1200, THEN MOSTLY  
CLOUDY (60-70%). SCATTERED SHOWERS AND  
THUNDERSTORMS AFTER 1200.  
CHC OF LIGHTNING....40 PERCENT.  
MAX TEMPERATURE.....70-80 F.  
MIN HUMIDITY........14-24%.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BECOMING  
UPSLOPE/UPVALLEY 4 TO 8 MPH BY 1100.  
CWR.................10 PERCENT.  
15K FT MSL WINDS....WEST 10 TO 15 MPH BECOMING SOUTHWEST 5 TO 10  
MPH IN THE AFTERNOON.  
MIXING HEIGHT.......2500 FT AGL UNTIL 0800, THEN 10500 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 5 TO 10 MPH.  
SMOKE DISPERSAL.....POOR UNTIL 0900. GOOD AFTER 1200.  
   
FORECAST FOR DAY 3 THROUGH 7  
   
MONDAY  
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS 49-59. HIGHS 73-83. WINDS LESS THAN 15 MPH.    
TUESDAY  
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS 48-58. HIGHS 74-84. WINDS LESS THAN 15 MPH.    
WEDNESDAY  
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS 48-58. HIGHS 74-84. WINDS LESS THAN 15 MPH.    
THURSDAY  
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS 47-57. HIGHS 76-86.    
FRIDAY  
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS 46-56. HIGHS 77-87.  
 
 
 
COZ292-191215-  
NORTH FORK FORECAST AREA-  
203 PM MDT FRI JUL 18 2025  
   
TONIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY (30-40%). ISOLATED SHOWERS AND  
THUNDERSTORMS UNTIL 2400.  
CHC OF LIGHTNING....20 PERCENT.  
MIN TEMPERATURE.....55-65 F NEAR 6000 FEET  
51-61 F NEAR 8000 FEET.  
MAX HUMIDITY........53-63%.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING  
DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BY SUNSET.  
CWR.................10 PERCENT.  
15K FT MSL WINDS....SOUTHWEST 15 TO 20 MPH.  
MIXING HEIGHT.......9500 FT AGL UNTIL 2000, THEN 2000 FT AGL.  
TRANSPORT WINDS.....SOUTH 5 MPH.  
SMOKE DISPERSAL.....FAIR UNTIL 2100, THEN POOR.  
   
SATURDAY  
 
SKY/WEATHER.........MOSTLY SUNNY (10-20%) UNTIL 1200, THEN PARTLY  
CLOUDY (30-40%). ISOLATED SHOWERS AND  
THUNDERSTORMS AFTER 1200.  
CHC OF LIGHTNING....20 PERCENT.  
MAX TEMPERATURE.....83-93 F NEAR 6000 FEET  
73-83 F NEAR 8000 FEET.  
MIN HUMIDITY........12-22%.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY WINDS 4 TO 8 MPH. LOCALIZED  
GUSTS UP TO 25 MPH IN THE AFTERNOON.  
CWR.................10 PERCENT.  
15K FT MSL WINDS....WEST 20 TO 25 MPH DECREASING TO 15 TO 20 MPH IN  
THE AFTERNOON.  
MIXING HEIGHT.......3500 FT AGL UNTIL 1000. 13500 FT AGL AFTER  
1100.  
TRANSPORT WINDS.....SOUTHWEST 5 TO 10 MPH.  
SMOKE DISPERSAL.....POOR UNTIL 0900. EXCELLENT AFTER 1200.  
   
SATURDAY NIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY (30-40%). NEAR 8000 FEET,  
ISOLATED SHOWERS AND THUNDERSTORMS UNTIL 2400.  
CHC OF LIGHTNING....0 PERCENT.  
MIN TEMPERATURE.....55-65 F NEAR 6000 FEET  
52-62 F NEAR 8000 FEET.  
MAX HUMIDITY........37-47%.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING  
DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BY SUNSET.  
CWR.................0 PERCENT.  
15K FT MSL WINDS....WEST 15 TO 20 MPH.  
MIXING HEIGHT.......11500 FT AGL UNTIL 2000, THEN 2000 FT AGL.  
TRANSPORT WINDS.....WEST 5 TO 10 MPH UNTIL 2400, THEN SOUTHEAST.  
SMOKE DISPERSAL.....GOOD UNTIL 2100, THEN POOR.  
   
SUNDAY  
 
SKY/WEATHER.........MOSTLY SUNNY (10-20%) UNTIL 1200, THEN PARTLY  
CLOUDY (30-40%). NEAR 6000 FEET, ISOLATED  
SHOWERS AND THUNDERSTORMS AFTER 1200. NEAR 8000  
FEET, SCATTERED SHOWERS AND THUNDERSTORMS AFTER  
1200.  
CHC OF LIGHTNING....10 PERCENT.  
MAX TEMPERATURE.....85-95 F NEAR 6000 FEET  
75-85 F NEAR 8000 FEET.  
MIN HUMIDITY........12-17%.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BECOMING  
UPSLOPE/UPVALLEY 4 TO 8 MPH BY 1100.  
CWR.................10 PERCENT.  
15K FT MSL WINDS....WEST 10 TO 15 MPH.  
MIXING HEIGHT.......3500 FT AGL UNTIL 1000, THEN 13000 FT AGL.  
TRANSPORT WINDS.....SOUTH 5 MPH UNTIL 1200, THEN WEST.  
SMOKE DISPERSAL.....POOR UNTIL 0900. VERY GOOD AFTER 1200.  
   
FORECAST FOR DAY 3 THROUGH 7  
   
MONDAY  
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS NEAR  
6000 FEET AND SCATTERED SHOWERS AND THUNDERSTORMS NEAR 8000 FEET.  
LOWS 58-68. HIGHS 85-95. WINDS LESS THAN 15 MPH.    
TUESDAY  
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS 57-67. HIGHS 86-96. WINDS LESS THAN 15 MPH.    
WEDNESDAY  
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS 57-67. HIGHS 86-96. WINDS LESS THAN 15 MPH.    
THURSDAY  
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.  
LOWS 56-66. HIGHS 87-97.    
FRIDAY  
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS  
56-66. HIGHS 88-98.  
 
 
 
COZ293-191215-  
GUNNISON BASIN FORECAST AREA-  
203 PM MDT FRI JUL 18 2025  
   
TONIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY (40-50%). SCATTERED SHOWERS AND  
THUNDERSTORMS UNTIL 2400.  
CHC OF LIGHTNING....30 PERCENT.  
MIN TEMPERATURE.....50-60 F.  
MAX HUMIDITY........64-79%.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING  
DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BY SUNSET.  
CWR.................10 PERCENT.  
15K FT MSL WINDS....SOUTHWEST 10 TO 15 MPH INCREASING TO 15 TO 20  
MPH AFTER MIDNIGHT.  
MIXING HEIGHT.......7000 FT AGL UNTIL 2000, THEN 2000 FT AGL.  
TRANSPORT WINDS.....SOUTH 5 MPH.  
SMOKE DISPERSAL.....POOR.  
   
SATURDAY  
 
SKY/WEATHER.........MOSTLY SUNNY (20-30%) UNTIL 1200, THEN PARTLY  
CLOUDY (50-60%). SCATTERED SHOWERS AND  
THUNDERSTORMS AFTER 1200.  
CHC OF LIGHTNING....30 PERCENT.  
MAX TEMPERATURE.....75-85 F.  
MIN HUMIDITY........16-26%.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY WINDS 4 TO 8 MPH BECOMING  
WEST 10 TO 15 MPH IN THE AFTERNOON. LOCALIZED  
GUSTS UP TO 25 MPH.  
CWR.................10 PERCENT.  
15K FT MSL WINDS....WEST 20 TO 25 MPH DECREASING TO 15 TO 20 MPH IN  
THE AFTERNOON.  
MIXING HEIGHT.......2500 FT AGL UNTIL 0900, THEN 11500 FT AGL.  
TRANSPORT WINDS.....WEST 5 TO 10 MPH.  
SMOKE DISPERSAL.....POOR UNTIL 0900. EXCELLENT AFTER 1200.  
   
SATURDAY NIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY (30-40%). ISOLATED SHOWERS AND  
THUNDERSTORMS UNTIL 2400.  
CHC OF LIGHTNING....10 PERCENT.  
MIN TEMPERATURE.....50-60 F.  
MAX HUMIDITY........49-59%.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING  
DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BY SUNSET.  
CWR.................0 PERCENT.  
15K FT MSL WINDS....WEST 15 TO 20 MPH.  
MIXING HEIGHT.......9000 FT AGL UNTIL 2000, THEN 2000 FT AGL.  
TRANSPORT WINDS.....WEST 5 MPH.  
SMOKE DISPERSAL.....GOOD UNTIL 2100, THEN POOR.  
   
SUNDAY  
 
SKY/WEATHER.........MOSTLY SUNNY (20-30%) UNTIL 1200, THEN PARTLY  
CLOUDY (40-50%). SCATTERED SHOWERS AND  
THUNDERSTORMS AFTER 1200.  
CHC OF LIGHTNING....30 PERCENT.  
MAX TEMPERATURE.....77-87 F.  
MIN HUMIDITY........13-23%.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY WINDS 4 TO 8 MPH. LOCALIZED  
GUSTS UP TO 25 MPH IN THE AFTERNOON.  
CWR.................10 PERCENT.  
15K FT MSL WINDS....WEST 15 TO 20 MPH DECREASING TO 10 TO 15 MPH IN  
THE AFTERNOON.  
MIXING HEIGHT.......3500 FT AGL UNTIL 1000. 12000 FT AGL AFTER  
1200.  
TRANSPORT WINDS.....WEST 5 MPH.  
SMOKE DISPERSAL.....POOR UNTIL 0900. VERY GOOD AFTER 1200.  
   
FORECAST FOR DAY 3 THROUGH 7  
   
MONDAY  
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS 48-58. HIGHS 75-85. WINDS LESS THAN 15 MPH.    
TUESDAY  
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS 47-57. HIGHS 76-86. WINDS LESS THAN 15 MPH.    
WEDNESDAY  
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS 47-57. HIGHS 76-86. WINDS LESS THAN 15 MPH.    
THURSDAY  
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS 46-56. HIGHS 77-87.    
FRIDAY  
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS 46-56. HIGHS 78-88.  
 
 
 
COZ207-191215-  
SOUTHWEST COLORADO LOWER FORECAST AREA-  
203 PM MDT FRI JUL 18 2025  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR (20-30%). ISOLATED SHOWERS AND  
THUNDERSTORMS UNTIL 2400.  
CHC OF LIGHTNING....10 PERCENT.  
MIN TEMPERATURE.....57-67 F.  
MAX HUMIDITY........52-62%.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING  
DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BY SUNSET.  
CWR.................0 PERCENT.  
15K FT MSL WINDS....SOUTHWEST 10 TO 15 MPH.  
MIXING HEIGHT.......11000 FT AGL UNTIL 2000, THEN 2000 FT AGL.  
TRANSPORT WINDS.....WEST 5 TO 10 MPH UNTIL 2400, THEN NORTHWEST.  
SMOKE DISPERSAL.....GOOD UNTIL 2100, THEN POOR.  
   
SATURDAY  
 
SKY/WEATHER.........MOSTLY SUNNY (10-20%) UNTIL 1200, THEN PARTLY  
CLOUDY (30-40%). ISOLATED SHOWERS AND  
THUNDERSTORMS AFTER 1200.  
CHC OF LIGHTNING....10 PERCENT.  
MAX TEMPERATURE.....83-93 F.  
MIN HUMIDITY........11-16%.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BECOMING  
UPSLOPE/UPVALLEY 4 TO 8 MPH BY 1100.  
CWR.................10 PERCENT.  
15K FT MSL WINDS....SOUTHWEST 15 TO 20 MPH BECOMING WEST 10 TO 15  
MPH IN THE AFTERNOON.  
MIXING HEIGHT.......3000 FT AGL UNTIL 1000. 13000 FT AGL AFTER  
1100.  
TRANSPORT WINDS.....WEST 5 MPH UNTIL 1200, THEN 10 TO 15 MPH.  
SMOKE DISPERSAL.....POOR UNTIL 0900. VERY GOOD AFTER 1200.  
   
SATURDAY NIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY (40-50%). ISOLATED SHOWERS AND  
THUNDERSTORMS UNTIL 2400.  
CHC OF LIGHTNING....10 PERCENT.  
MIN TEMPERATURE.....58-68 F.  
MAX HUMIDITY........40-50%.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING  
DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BY SUNSET.  
CWR.................10 PERCENT.  
15K FT MSL WINDS....WEST 10 TO 15 MPH.  
MIXING HEIGHT.......11500 FT AGL UNTIL 2000, THEN 2000 FT AGL.  
TRANSPORT WINDS.....WEST 5 TO 10 MPH UNTIL 2400, THEN SOUTHEAST.  
SMOKE DISPERSAL.....GOOD UNTIL 2100, THEN POOR.  
   
SUNDAY  
 
SKY/WEATHER.........MOSTLY SUNNY (20-30%) UNTIL 1200, THEN PARTLY  
CLOUDY (40-50%). ISOLATED SHOWERS AND  
THUNDERSTORMS AFTER 1200.  
CHC OF LIGHTNING....10 PERCENT.  
MAX TEMPERATURE.....85-95 F.  
MIN HUMIDITY........11-16%.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BECOMING  
UPSLOPE/UPVALLEY 4 TO 8 MPH BY 1100.  
CWR.................10 PERCENT.  
15K FT MSL WINDS....SOUTHWEST 5 TO 10 MPH.  
MIXING HEIGHT.......3000 FT AGL UNTIL 1000, THEN 12000 FT AGL.  
TRANSPORT WINDS.....WEST 5 MPH.  
SMOKE DISPERSAL.....POOR UNTIL 0900. VERY GOOD AFTER 1200.  
   
FORECAST FOR DAY 3 THROUGH 7  
   
MONDAY  
PARTLY CLOUDY. SCATTERED THUNDERSTORMS AND ISOLATED  
SHOWERS. LOWS 57-67. HIGHS 85-95. WINDS LESS THAN 15 MPH.    
TUESDAY  
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS 55-65. HIGHS 85-95. WINDS LESS THAN 15 MPH.    
WEDNESDAY  
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.  
LOWS 55-65. HIGHS 86-96. WINDS LESS THAN 15 MPH.    
THURSDAY  
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS.  
LOWS 54-64. HIGHS 87-97.    
FRIDAY  
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS  
53-63. HIGHS 87-97.  
 
 
 
COZ294-191215-  
SOUTHWEST COLORADO UPPER WEST FORECAST AREA-  
203 PM MDT FRI JUL 18 2025  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR (20-30%). ISOLATED SHOWERS AND  
THUNDERSTORMS UNTIL 2400.  
CHC OF LIGHTNING....10 PERCENT.  
MIN TEMPERATURE.....53-63 F.  
MAX HUMIDITY........63-78%.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING  
DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BY SUNSET.  
CWR.................10 PERCENT.  
15K FT MSL WINDS....SOUTHWEST 5 TO 10 MPH INCREASING TO 15 TO 20  
MPH AFTER MIDNIGHT.  
MIXING HEIGHT.......9000 FT AGL UNTIL 2000, THEN 1500 FT AGL.  
TRANSPORT WINDS.....WEST 5 TO 10 MPH UNTIL 2400, THEN NORTHWEST.  
SMOKE DISPERSAL.....FAIR UNTIL 2100, THEN POOR.  
   
SATURDAY  
 
SKY/WEATHER.........MOSTLY SUNNY (10-20%) UNTIL 1200, THEN PARTLY  
CLOUDY (30-40%). SCATTERED SHOWERS AND  
THUNDERSTORMS AFTER 1200.  
CHC OF LIGHTNING....20 PERCENT.  
MAX TEMPERATURE.....73-83 F.  
MIN HUMIDITY........15-25%.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY WINDS 4 TO 8 MPH. LOCALIZED  
GUSTS UP TO 25 MPH IN THE AFTERNOON.  
CWR.................10 PERCENT.  
15K FT MSL WINDS....SOUTHWEST 15 TO 20 MPH BECOMING WEST 10 TO 15  
MPH IN THE AFTERNOON.  
MIXING HEIGHT.......2000 FT AGL UNTIL 0900, THEN 11000 FT AGL.  
TRANSPORT WINDS.....WEST 5 TO 10 MPH.  
SMOKE DISPERSAL.....POOR UNTIL 0900. VERY GOOD AFTER 1200.  
   
SATURDAY NIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY (30-40%). ISOLATED SHOWERS AND  
THUNDERSTORMS UNTIL 2400.  
CHC OF LIGHTNING....10 PERCENT.  
MIN TEMPERATURE.....55-65 F.  
MAX HUMIDITY........48-58%.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING  
DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BY SUNSET.  
CWR.................10 PERCENT.  
15K FT MSL WINDS....WEST 10 TO 15 MPH.  
MIXING HEIGHT.......9000 FT AGL UNTIL 2000, THEN 1000 FT AGL.  
TRANSPORT WINDS.....WEST 5 TO 10 MPH UNTIL 2400, THEN SOUTH.  
SMOKE DISPERSAL.....GOOD UNTIL 2100, THEN POOR.  
   
SUNDAY  
 
SKY/WEATHER.........PARTLY CLOUDY (30-40%). SCATTERED SHOWERS AND  
THUNDERSTORMS AFTER 1200.  
CHC OF LIGHTNING....20 PERCENT.  
MAX TEMPERATURE.....75-85 F.  
MIN HUMIDITY........13-23%.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY WINDS 4 TO 8 MPH. LOCALIZED  
GUSTS UP TO 20 MPH IN THE AFTERNOON.  
CWR.................10 PERCENT.  
15K FT MSL WINDS....WEST 10 TO 15 MPH BECOMING SOUTHWEST 5 TO 10  
MPH IN THE AFTERNOON.  
MIXING HEIGHT.......3500 FT AGL UNTIL 1000, THEN 10500 FT AGL.  
TRANSPORT WINDS.....WEST 5 MPH.  
SMOKE DISPERSAL.....POOR UNTIL 0900. GOOD AFTER 1200.  
   
FORECAST FOR DAY 3 THROUGH 7  
   
MONDAY  
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS 49-59. HIGHS 75-85. WINDS LESS THAN 15 MPH.    
TUESDAY  
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS 47-57. HIGHS 75-85. WINDS LESS THAN 15 MPH.    
WEDNESDAY  
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS 47-57. HIGHS 75-85. WINDS LESS THAN 15 MPH.    
THURSDAY  
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS 46-56. HIGHS 77-87.    
FRIDAY  
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS 46-56. HIGHS 77-87.  
 
 
 
COZ295-191215-  
SOUTHWEST COLORADO UPPER EAST FORECAST AREA-  
203 PM MDT FRI JUL 18 2025  
   
TONIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY (30-40%). SCATTERED SHOWERS AND  
THUNDERSTORMS UNTIL 2400.  
CHC OF LIGHTNING....30 PERCENT.  
MIN TEMPERATURE.....49-59 F.  
MAX HUMIDITY........70-85%.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING  
DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BY SUNSET.  
CWR.................10 PERCENT.  
15K FT MSL WINDS....SOUTHWEST 10 TO 15 MPH.  
MIXING HEIGHT.......8500 FT AGL UNTIL 2000, THEN 2000 FT AGL.  
TRANSPORT WINDS.....WEST 5 TO 10 MPH UNTIL 2400, THEN EAST.  
SMOKE DISPERSAL.....FAIR UNTIL 2100, THEN POOR.  
   
SATURDAY  
 
SKY/WEATHER.........MOSTLY SUNNY (20-30%) UNTIL 1200, THEN MOSTLY  
CLOUDY (60-70%). ISOLATED SHOWERS AND  
THUNDERSTORMS UNTIL 1200, THEN SCATTERED  
SHOWERS AND THUNDERSTORMS.  
CHC OF LIGHTNING....50 PERCENT.  
MAX TEMPERATURE.....76-86 F.  
MIN HUMIDITY........19-29%.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BECOMING  
UPSLOPE/UPVALLEY 4 TO 8 MPH BY 1100.  
CWR.................30 PERCENT.  
15K FT MSL WINDS....WEST 10 TO 15 MPH.  
MIXING HEIGHT.......2500 FT AGL UNTIL 0900, THEN 10500 FT AGL.  
TRANSPORT WINDS.....WEST 5 MPH.  
SMOKE DISPERSAL.....POOR UNTIL 0900. GOOD AFTER 1200.  
   
SATURDAY NIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY (40-50%). SCATTERED SHOWERS AND  
THUNDERSTORMS UNTIL 2400.  
CHC OF LIGHTNING....30 PERCENT.  
MIN TEMPERATURE.....48-58 F.  
MAX HUMIDITY........57-67%.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY WINDS 3 TO 6 MPH.  
LOCALIZED GUSTS UP TO 20 MPH IN THE EVENING.  
CWR.................10 PERCENT.  
15K FT MSL WINDS....WEST 5 TO 10 MPH.  
MIXING HEIGHT.......7500 FT AGL UNTIL 2000, THEN 2000 FT AGL.  
TRANSPORT WINDS.....NORTHWEST 5 TO 10 MPH UNTIL 2400, THEN  
NORTHEAST.  
SMOKE DISPERSAL.....FAIR UNTIL 2100, THEN POOR.  
   
SUNDAY  
 
SKY/WEATHER.........MOSTLY SUNNY (20-30%) UNTIL 1200, THEN MOSTLY  
CLOUDY (60-70%). SCATTERED SHOWERS AND  
THUNDERSTORMS AFTER 1200.  
CHC OF LIGHTNING....40 PERCENT.  
MAX TEMPERATURE.....77-87 F.  
MIN HUMIDITY........14-24%.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY WINDS 4 TO 8 MPH. LOCALIZED  
GUSTS UP TO 20 MPH IN THE AFTERNOON.  
CWR.................10 PERCENT.  
15K FT MSL WINDS....WEST 5 TO 10 MPH.  
MIXING HEIGHT.......3500 FT AGL UNTIL 1000, THEN 10500 FT AGL.  
TRANSPORT WINDS.....WEST 5 MPH.  
SMOKE DISPERSAL.....POOR UNTIL 0900. GOOD AFTER 1200.  
   
FORECAST FOR DAY 3 THROUGH 7  
   
MONDAY  
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS 48-58. HIGHS 76-86. WINDS LESS THAN 15 MPH.    
TUESDAY  
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS 46-56. HIGHS 76-86. WINDS LESS THAN 15 MPH.    
WEDNESDAY  
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS 46-56. HIGHS 76-86. WINDS LESS THAN 15 MPH.    
THURSDAY  
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS 46-56. HIGHS 77-87.    
FRIDAY  
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS 45-55. HIGHS 77-87.  
 
 
 
UTZ485-191215-  
EASTERN ASHLEY NATIONAL FOREST-  
203 PM MDT FRI JUL 18 2025  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLOUDY (60-70%) UNTIL 2400, THEN PARTLY  
CLOUDY (50-60%). SCATTERED THUNDERSTORMS UNTIL  
2400. SCATTERED SHOWERS. ISOLATED THUNDERSTORMS  
AFTER 2400.  
CHC OF LIGHTNING....40 PERCENT.  
MIN TEMPERATURE.....52-62 F NEAR 7000 FEET  
40-50 F NEAR 10000 FEET.  
24 HR TREND......3 DEGREES WARMER.  
MAX HUMIDITY........63-78% NEAR 7000 FEET  
78-93% NEAR 10000 FEET.  
24 HR TREND......22% WETTER.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY WINDS 3 TO 6 MPH.  
LOCALIZED GUSTS UP TO 20 MPH IN THE EVENING.  
CWR.................20 PERCENT.  
MIXING HEIGHT.......7000 FT AGL UNTIL 2000, THEN 2000 FT AGL.  
TRANSPORT WINDS.....WEST 5 TO 10 MPH.  
CLEARING INDEX......1000 UNTIL 2000, THEN LESS THAN 500.  
   
SATURDAY  
 
SKY/WEATHER.........PARTLY CLOUDY (30-40%) UNTIL 1200, THEN MOSTLY  
CLOUDY (60-70%). ISOLATED SHOWERS AND  
THUNDERSTORMS UNTIL 1200. NEAR 7000 FEET,  
SCATTERED SHOWERS AND THUNDERSTORMS AFTER 1200.  
NEAR 10000 FEET, NUMEROUS SHOWERS AND  
SCATTERED THUNDERSTORMS AFTER 1200.  
CHC OF LIGHTNING....40 PERCENT.  
MAX TEMPERATURE.....72-82 F NEAR 7000 FEET  
61-71 F NEAR 10000 FEET.  
24 HR TREND......3 DEGREES COOLER.  
MIN HUMIDITY........22-32% NEAR 7000 FEET  
33-43% NEAR 10000 FEET.  
24 HR TREND......UNCHANGED.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY WINDS 4 TO 8 MPH. LOCALIZED  
GUSTS UP TO 20 MPH IN THE AFTERNOON.  
CWR.................40 PERCENT.  
MIXING HEIGHT.......3500 FT AGL UNTIL 1100, THEN 7000 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 5 MPH UNTIL 1200, THEN WEST 10 TO 15  
MPH.  
CLEARING INDEX......LESS THAN 500 UNTIL 1100. 1050 AFTER 1200.  
   
SATURDAY NIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY (30-40%).  
CHC OF LIGHTNING....0 PERCENT.  
MIN TEMPERATURE.....54-64 F NEAR 7000 FEET  
40-50 F NEAR 10000 FEET.  
24 HR TREND......5 DEGREES COOLER.  
MAX HUMIDITY........39-49% NEAR 7000 FEET  
48-58% NEAR 10000 FEET.  
24 HR TREND......22% DRIER.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY WINDS 3 TO 6 MPH.  
LOCALIZED GUSTS UP TO 20 MPH IN THE EVENING.  
CWR.................0 PERCENT.  
MIXING HEIGHT.......5500 FT AGL UNTIL 1900, THEN 2000 FT AGL.  
TRANSPORT WINDS.....WEST 5 TO 10 MPH.  
CLEARING INDEX......550 UNTIL 2000, THEN LESS THAN 500.  
   
SUNDAY  
 
SKY/WEATHER.........MOSTLY SUNNY (10-20%) UNTIL 1200, THEN PARTLY  
CLOUDY (40-50%). NEAR 7000 FEET, ISOLATED  
SHOWERS AND THUNDERSTORMS AFTER 1200. NEAR  
10000 FEET, SCATTERED SHOWERS AND  
THUNDERSTORMS AFTER 1200.  
CHC OF LIGHTNING....20 PERCENT.  
MAX TEMPERATURE.....76-86 F NEAR 7000 FEET  
65-75 F NEAR 10000 FEET.  
24 HR TREND......5 DEGREES WARMER.  
MIN HUMIDITY........14-24% NEAR 7000 FEET  
20-30% NEAR 10000 FEET.  
24 HR TREND......8% DRIER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY WINDS 4 TO 8 MPH. LOCALIZED  
GUSTS UP TO 20 MPH IN THE AFTERNOON.  
CWR.................10 PERCENT.  
MIXING HEIGHT.......3000 FT AGL UNTIL 1000. 11000 FT AGL AFTER  
1100.  
TRANSPORT WINDS.....SOUTHWEST 5 TO 10 MPH.  
CLEARING INDEX......LESS THAN 500 UNTIL 1000. 1050 AFTER 1100.  
   
FORECAST FOR DAY 3 THROUGH 7  
   
MONDAY  
PARTLY CLOUDY. ISOLATED SHOWERS NEAR 7000 FEET AND  
ISOLATED SHOWERS AND THUNDERSTORMS NEAR 10000 FEET. LOWS 54-64.  
HIGHS 78-88. WINDS LESS THAN 15 MPH.    
TUESDAY  
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS .  
LOWS 54-64. HIGHS 78-88. WINDS LESS THAN 15 MPH.    
WEDNESDAY  
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS .  
LOWS 54-64. HIGHS 78-88. WINDS LESS THAN 15 MPH.    
THURSDAY  
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS .  
LOWS 54-64. HIGHS 79-89.    
FRIDAY  
MOSTLY CLEAR. ISOLATED SHOWERS NEAR 7000 FEET AND  
ISOLATED SHOWERS AND THUNDERSTORMS NEAR 10000 FEET. LOWS 53-63.  
HIGHS 80-90.  
 
 
 
UTZ486-191215-  
EASTERN UINTA BASIN-  
203 PM MDT FRI JUL 18 2025  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLOUDY (60-70%) UNTIL 2400, THEN PARTLY  
CLOUDY (50-60%). SCATTERED DRY THUNDERSTORMS  
UNTIL 2400. SCATTERED SHOWERS. ISOLATED  
THUNDERSTORMS AFTER 2400.  
CHC OF LIGHTNING....30 PERCENT.  
MIN TEMPERATURE.....55-65 F.  
24 HR TREND......3 DEGREES COOLER.  
MAX HUMIDITY........56-66% NEAR 5000 FEET  
61-76% NEAR 8000 FEET.  
24 HR TREND......26% WETTER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING  
DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BY SUNSET.  
CWR.................20 PERCENT.  
MIXING HEIGHT.......9000 FT AGL UNTIL 2000, THEN 2000 FT AGL.  
TRANSPORT WINDS.....NORTH 5 TO 10 MPH.  
CLEARING INDEX......1000 UNTIL 2000, THEN LESS THAN 500.  
   
SATURDAY  
 
SKY/WEATHER.........MOSTLY SUNNY (20-30%) UNTIL 1200, THEN PARTLY  
CLOUDY (40-50%). ISOLATED SHOWERS AND  
THUNDERSTORMS UNTIL 1200. NEAR 5000 FEET,  
SCATTERED SHOWERS AND THUNDERSTORMS AFTER 1200.  
NEAR 8000 FEET, SCATTERED DRY THUNDERSTORMS  
AND SHOWERS AFTER 1200.  
CHC OF LIGHTNING....20 PERCENT.  
MAX TEMPERATURE.....79-89 F NEAR 5000 FEET  
68-78 F NEAR 8000 FEET.  
24 HR TREND......1 DEGREE COOLER.  
MIN HUMIDITY........16-26% NEAR 5000 FEET  
22-32% NEAR 8000 FEET.  
24 HR TREND......UNCHANGED.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY WINDS 4 TO 8 MPH. LOCALIZED  
GUSTS UP TO 20 MPH IN THE AFTERNOON.  
CWR.................20 PERCENT.  
MIXING HEIGHT.......2500 FT AGL UNTIL 1000, THEN 9500 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 5 MPH UNTIL 1200, THEN WEST 10 TO 15  
MPH.  
CLEARING INDEX......LESS THAN 500 UNTIL 1100. 1050 AFTER 1200.  
   
SATURDAY NIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY (30-40%).  
CHC OF LIGHTNING....0 PERCENT.  
MIN TEMPERATURE.....55-65 F.  
24 HR TREND......UNCHANGED.  
MAX HUMIDITY........35-45%.  
24 HR TREND......12% DRIER.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY WINDS 3 TO 6 MPH.  
LOCALIZED GUSTS UP TO 20 MPH IN THE EVENING.  
CWR.................0 PERCENT.  
MIXING HEIGHT.......5000 FT AGL UNTIL 2000, THEN 2000 FT AGL.  
TRANSPORT WINDS.....NORTHWEST 5 MPH.  
CLEARING INDEX......900 UNTIL 1900. LESS THAN 500 AFTER 2000.  
   
SUNDAY  
 
SKY/WEATHER.........NEAR 5000 FEET, MOSTLY SUNNY (20-30%). NEAR  
8000 FEET, MOSTLY SUNNY (10-20%) UNTIL 1200,  
THEN PARTLY CLOUDY (30-40%). ISOLATED SHOWERS  
AND THUNDERSTORMS AFTER 1200.  
CHC OF LIGHTNING....10 PERCENT.  
MAX TEMPERATURE.....82-92 F NEAR 5000 FEET  
72-82 F NEAR 8000 FEET.  
24 HR TREND......4 DEGREES WARMER.  
MIN HUMIDITY........11-16%.  
24 HR TREND......7% DRIER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY WINDS 4 TO 8 MPH. LOCALIZED  
GUSTS UP TO 20 MPH IN THE AFTERNOON.  
CWR.................10 PERCENT.  
MIXING HEIGHT.......3000 FT AGL UNTIL 1000. 13000 FT AGL AFTER  
1200.  
TRANSPORT WINDS.....SOUTHWEST 5 MPH UNTIL 1200, THEN 10 TO 15 MPH.  
CLEARING INDEX......LESS THAN 500 UNTIL 1000. 1050 AFTER 1100.  
   
FORECAST FOR DAY 3 THROUGH 7  
   
MONDAY  
MOSTLY CLEAR. LOWS 59-69. HIGHS 83-93. SOUTHWEST WINDS  
10 TO 20 MPH WITH GUSTS TO 25 MPH.    
TUESDAY  
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS NEAR  
8000 FEET. LOWS 59-69. HIGHS 84-94. WINDS LESS THAN 15 MPH.    
WEDNESDAY  
PARTLY CLOUDY. ISOLATED SHOWERS NEAR 6000 FEET AND  
ISOLATED SHOWERS AND THUNDERSTORMS NEAR 8000 FEET. LOWS 59-69.  
HIGHS 84-94. WINDS LESS THAN 15 MPH.    
THURSDAY  
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS  
NEAR 8000 FEET. LOWS 59-69. HIGHS 85-95.    
FRIDAY  
MOSTLY CLEAR. LOWS 59-69. HIGHS 86-96.  
 
 
 
UTZ487-191215-  
BOOK CLIFFS-  
203 PM MDT FRI JUL 18 2025  
   
TONIGHT  
 
SKY/WEATHER.........NEAR 5000 FEET, MOSTLY CLOUDY (60-70%) UNTIL  
2400, THEN PARTLY CLOUDY (30-40%), SCATTERED  
SHOWERS AND ISOLATED DRY THUNDERSTORMS UNTIL  
2400. NEAR 8000 FEET, PARTLY CLOUDY (30-40%),  
SCATTERED SHOWERS AND THUNDERSTORMS UNTIL 2400.  
ISOLATED SHOWERS AND THUNDERSTORMS AFTER 2400.  
CHC OF LIGHTNING....20 PERCENT.  
MIN TEMPERATURE.....58-68 F NEAR 5000 FEET  
51-61 F NEAR 8000 FEET.  
24 HR TREND......5 DEGREES COOLER.  
MAX HUMIDITY........52-62% NEAR 5000 FEET  
55-70% NEAR 8000 FEET.  
24 HR TREND......14% WETTER.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY WINDS 3 TO 6 MPH.  
LOCALIZED GUSTS UP TO 20 MPH IN THE EVENING.  
CWR.................10 PERCENT.  
MIXING HEIGHT.......11500 FT AGL UNTIL 2000. 1000 FT AGL AFTER  
2100.  
TRANSPORT WINDS.....NORTHWEST 5 TO 10 MPH.  
CLEARING INDEX......1050 UNTIL 2000. LESS THAN 500 AFTER 2100.  
   
SATURDAY  
 
SKY/WEATHER.........MOSTLY SUNNY (10-20%) UNTIL 1200, THEN PARTLY  
CLOUDY (40-50%). NEAR 5000 FEET, SCATTERED  
SHOWERS AND THUNDERSTORMS AFTER 1200. NEAR 8000  
FEET, ISOLATED SHOWERS AND THUNDERSTORMS AFTER  
1200.  
CHC OF LIGHTNING....30 PERCENT.  
MAX TEMPERATURE.....78-88 F NEAR 5000 FEET  
74-84 F NEAR 8000 FEET.  
24 HR TREND......UNCHANGED.  
MIN HUMIDITY........12-22%.  
24 HR TREND......1% DRIER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY WINDS 4 TO 8 MPH. LOCALIZED  
GUSTS UP TO 20 MPH IN THE AFTERNOON.  
CWR.................10 PERCENT.  
MIXING HEIGHT.......1500 FT AGL UNTIL 0900, THEN 11500 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 5 TO 10 MPH.  
CLEARING INDEX......LESS THAN 500 UNTIL 1000. 1050 AFTER 1100.  
   
SATURDAY NIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY (30-40%). NEAR 5000 FEET,  
ISOLATED SHOWERS UNTIL 2400. NEAR 8000 FEET,  
ISOLATED SHOWERS AND THUNDERSTORMS UNTIL 2400.  
CHC OF LIGHTNING....0 PERCENT.  
MIN TEMPERATURE.....59-69 F NEAR 5000 FEET  
53-63 F NEAR 8000 FEET.  
24 HR TREND......2 DEGREES WARMER.  
MAX HUMIDITY........37-47%.  
24 HR TREND......16% DRIER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING  
DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BY SUNSET.  
CWR.................0 PERCENT.  
MIXING HEIGHT.......8500 FT AGL UNTIL 2000. 1000 FT AGL AFTER 2100.  
TRANSPORT WINDS.....NORTHWEST 5 TO 10 MPH UNTIL 2400, THEN SOUTH.  
CLEARING INDEX......1050 UNTIL 1900. LESS THAN 500 AFTER 2000.  
   
SUNDAY  
 
SKY/WEATHER.........MOSTLY SUNNY (10-20%) UNTIL 1200, THEN PARTLY  
CLOUDY (30-40%). ISOLATED SHOWERS AND  
THUNDERSTORMS AFTER 1200.  
CHC OF LIGHTNING....10 PERCENT.  
MAX TEMPERATURE.....83-93 F NEAR 5000 FEET  
76-86 F NEAR 8000 FEET.  
24 HR TREND......2 DEGREES WARMER.  
MIN HUMIDITY........8-13%.  
24 HR TREND......5% DRIER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY WINDS 4 TO 8 MPH. LOCALIZED  
GUSTS UP TO 20 MPH IN THE AFTERNOON.  
CWR.................10 PERCENT.  
MIXING HEIGHT.......3500 FT AGL UNTIL 1000, THEN 14000 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 5 MPH.  
CLEARING INDEX......LESS THAN 500 UNTIL 1000. 1050 AFTER 1100.  
   
FORECAST FOR DAY 3 THROUGH 7  
   
MONDAY  
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS .  
LOWS 59-69. HIGHS 85-95. WINDS LESS THAN 15 MPH.    
TUESDAY  
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS .  
LOWS 59-69. HIGHS 85-95. WINDS LESS THAN 15 MPH.    
WEDNESDAY  
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS .  
LOWS 58-68. HIGHS 86-96. WINDS LESS THAN 15 MPH.    
THURSDAY  
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS .  
LOWS 58-68. HIGHS 87-97.    
FRIDAY  
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS . LOWS  
58-68. HIGHS 87-97.  
 
 
 
UTZ490-191215-  
COLORADO RIVER BASIN-  
203 PM MDT FRI JUL 18 2025  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR (20-30%). ISOLATED SHOWERS AND  
THUNDERSTORMS UNTIL 2400.  
CHC OF LIGHTNING....10 PERCENT.  
MIN TEMPERATURE.....62-72 F NEAR 5000 FEET  
56-66 F NEAR 7000 FEET.  
24 HR TREND......1 DEGREE COOLER.  
MAX HUMIDITY........39-49%.  
24 HR TREND......4% WETTER.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY WINDS 3 TO 6 MPH.  
LOCALIZED GUSTS UP TO 25 MPH IN THE EVENING.  
CWR.................10 PERCENT.  
MIXING HEIGHT.......12000 FT AGL UNTIL 2000. 1000 FT AGL AFTER  
2100.  
TRANSPORT WINDS.....SOUTHWEST 10 TO 15 MPH UNTIL 2400, THEN  
NORTHWEST.  
CLEARING INDEX......1050 UNTIL 2000. LESS THAN 500 AFTER 2100.  
   
SATURDAY  
 
SKY/WEATHER.........MOSTLY SUNNY (10-20%) UNTIL 1200, THEN PARTLY  
CLOUDY (30-40%). ISOLATED SHOWERS AND  
THUNDERSTORMS AFTER 1200.  
CHC OF LIGHTNING....10 PERCENT.  
MAX TEMPERATURE.....89-99 F NEAR 5000 FEET  
78-88 F NEAR 7000 FEET.  
24 HR TREND......UNCHANGED.  
MIN HUMIDITY........9-14%.  
24 HR TREND......4% DRIER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY WINDS 4 TO 8 MPH. LOCALIZED  
GUSTS UP TO 25 MPH IN THE AFTERNOON.  
CWR.................10 PERCENT.  
MIXING HEIGHT.......2500 FT AGL UNTIL 1000, THEN 13500 FT AGL.  
TRANSPORT WINDS.....SOUTH 5 MPH UNTIL 1200, THEN WEST 10 TO 15 MPH.  
CLEARING INDEX......LESS THAN 500 UNTIL 1000. 1050 AFTER 1100.  
   
SATURDAY NIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY (30-40%). NEAR 7000 FEET,  
ISOLATED SHOWERS UNTIL 2400.  
CHC OF LIGHTNING....0 PERCENT.  
MIN TEMPERATURE.....63-73 F.  
24 HR TREND......2 DEGREES WARMER.  
MAX HUMIDITY........28-38%.  
24 HR TREND......12% DRIER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING  
DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BY SUNSET.  
CWR.................0 PERCENT.  
MIXING HEIGHT.......12000 FT AGL UNTIL 2000. 1000 FT AGL AFTER  
2100.  
TRANSPORT WINDS.....NORTHWEST 5 TO 10 MPH UNTIL 2400, THEN EAST.  
CLEARING INDEX......1050 UNTIL 2000. LESS THAN 500 AFTER 2100.  
   
SUNDAY  
 
SKY/WEATHER.........MOSTLY SUNNY (20-30%). ISOLATED SHOWERS AND  
THUNDERSTORMS AFTER 1200.  
CHC OF LIGHTNING....10 PERCENT.  
MAX TEMPERATURE.....91-101 F NEAR 5000 FEET  
80-90 F NEAR 7000 FEET.  
24 HR TREND......2 DEGREES WARMER.  
MIN HUMIDITY........7-12%.  
24 HR TREND......2% DRIER.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BECOMING  
UPSLOPE/UPVALLEY 4 TO 8 MPH BY 1100.  
CWR.................0 PERCENT.  
MIXING HEIGHT.......2500 FT AGL UNTIL 1000. 14000 FT AGL AFTER  
1200.  
TRANSPORT WINDS.....SOUTHEAST 5 MPH UNTIL 1200, THEN SOUTHWEST.  
CLEARING INDEX......LESS THAN 500 UNTIL 1100. 1050 AFTER 1200.  
   
FORECAST FOR DAY 3 THROUGH 7  
   
MONDAY  
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS .  
LOWS 65-75. HIGHS 89-99. WINDS LESS THAN 15 MPH.    
TUESDAY  
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS .  
LOWS 64-74. HIGHS 89-99. WINDS LESS THAN 15 MPH.    
WEDNESDAY  
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS .  
LOWS 64-74. HIGHS 90-100. WINDS LESS THAN 15 MPH.    
THURSDAY  
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS .  
LOWS 63-73. HIGHS 91-101.    
FRIDAY  
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS . LOWS  
63-73. HIGHS 91-101.  
 
 
 
UTZ491-191215-  
SOUTHEAST UTAH-  
203 PM MDT FRI JUL 18 2025  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR (10-20%). ISOLATED SHOWERS AND  
THUNDERSTORMS UNTIL 2400.  
CHC OF LIGHTNING....10 PERCENT.  
MIN TEMPERATURE.....63-73 F NEAR 5000 FEET  
54-64 F NEAR 8000 FEET.  
24 HR TREND......1 DEGREE WARMER.  
MAX HUMIDITY........40-50%.  
24 HR TREND......6% DRIER.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY WINDS 3 TO 6 MPH.  
LOCALIZED GUSTS UP TO 20 MPH IN THE EVENING.  
CWR.................10 PERCENT.  
MIXING HEIGHT.......12000 FT AGL UNTIL 2000. 1000 FT AGL AFTER  
2100.  
TRANSPORT WINDS.....WEST 5 TO 10 MPH.  
CLEARING INDEX......1050 UNTIL 2000. LESS THAN 500 AFTER 2100.  
   
SATURDAY  
 
SKY/WEATHER.........MOSTLY SUNNY (10-20%) UNTIL 1200, THEN PARTLY  
CLOUDY (30-40%). ISOLATED SHOWERS AND  
THUNDERSTORMS AFTER 1200.  
CHC OF LIGHTNING....10 PERCENT.  
MAX TEMPERATURE.....87-97 F NEAR 5000 FEET  
73-83 F NEAR 8000 FEET.  
24 HR TREND......2 DEGREES WARMER.  
MIN HUMIDITY........10-15%.  
24 HR TREND......7% DRIER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY WINDS 4 TO 8 MPH. LOCALIZED  
GUSTS UP TO 25 MPH IN THE AFTERNOON.  
CWR.................10 PERCENT.  
MIXING HEIGHT.......2500 FT AGL UNTIL 1000. 13000 FT AGL AFTER  
1200.  
TRANSPORT WINDS.....WEST 5 TO 10 MPH.  
CLEARING INDEX......LESS THAN 500 UNTIL 1000. 1050 AFTER 1100.  
   
SATURDAY NIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY (40-50%). NEAR 5000 FEET,  
ISOLATED SHOWERS AND THUNDERSTORMS UNTIL 2400.  
NEAR 8000 FEET, ISOLATED SHOWERS UNTIL 2400.  
CHC OF LIGHTNING....10 PERCENT.  
MIN TEMPERATURE.....63-73 F NEAR 5000 FEET  
56-66 F NEAR 8000 FEET.  
24 HR TREND......UNCHANGED.  
MAX HUMIDITY........33-43%.  
24 HR TREND......8% DRIER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING  
DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BY SUNSET.  
CWR.................0 PERCENT.  
MIXING HEIGHT.......12000 FT AGL UNTIL 2000. 1000 FT AGL AFTER  
2100.  
TRANSPORT WINDS.....SOUTHWEST 5 TO 10 MPH.  
CLEARING INDEX......1050 UNTIL 2000. LESS THAN 500 AFTER 2100.  
   
SUNDAY  
 
SKY/WEATHER.........MOSTLY SUNNY (20-30%) UNTIL 1200, THEN PARTLY  
CLOUDY (30-40%). ISOLATED SHOWERS AND  
THUNDERSTORMS AFTER 1200.  
CHC OF LIGHTNING....10 PERCENT.  
MAX TEMPERATURE.....88-98 F NEAR 5000 FEET  
74-84 F NEAR 8000 FEET.  
24 HR TREND......UNCHANGED.  
MIN HUMIDITY........10-15%.  
24 HR TREND......1% WETTER.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BECOMING  
UPSLOPE/UPVALLEY 4 TO 8 MPH BY 1100.  
CWR.................0 PERCENT.  
MIXING HEIGHT.......2500 FT AGL UNTIL 1000. 13500 FT AGL AFTER  
1200.  
TRANSPORT WINDS.....SOUTHWEST 5 MPH.  
CLEARING INDEX......LESS THAN 500 UNTIL 1100. 1050 AFTER 1200.  
   
FORECAST FOR DAY 3 THROUGH 7  
   
MONDAY  
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS .  
LOWS 64-74. HIGHS 87-97. WINDS LESS THAN 15 MPH.    
TUESDAY  
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS .  
LOWS 62-72. HIGHS 87-97. WINDS LESS THAN 15 MPH.    
WEDNESDAY  
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS .  
LOWS 62-72. HIGHS 88-98. WINDS LESS THAN 15 MPH.    
THURSDAY  
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS .  
LOWS 61-71. HIGHS 89-99.    
FRIDAY  
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS . LOWS  
60-70. HIGHS 90-100.  
 
 
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