619
FNUS55 KGJT 172055
FWFGJT
FIRE WEATHER PLANNING FORECAST FOR WRN COLORADO AND ERN UTAH
NATIONAL WEATHER SERVICE GRAND JUNCTION CO
255 PM MDT WED SEP 17 2025
DISCUSSION
DRY CONDITIONS CONTINUE THURSDAY, BEFORE RELATIVE HUMIDITIES
INCREASE FRIDAY AND BEYOND. TERRAIN BASED SHOWERS RETURN FRIDAY TO
THE SOUTHERN MOUNTAINS AND SPREAD NORTH OVER THE WEEKEND. NON
ZERO WETTING RAIN CHANCES WILL REMAIN IN THE FORECAST. CRITICAL
FIRE WEATHER CONDITIONS ARE NOT EXPECTED TO DEVELOP. A WARMER AND
DRIER TREND BEGINS TO MATERIALIZE EARLY NEXT WEEK.
...GUSTY ERRATIC WINDS CAN BE EXPECTED NEAR ANY SHOWERS
OR THUNDERSTORMS...
..THE SMOKE DATA IS CALCULATED FROM AN AVERAGE AT 6000 FEET MSL
COZ200-181300-
LITTLE SNAKE FORECAST AREA-
255 PM MDT WED SEP 17 2025
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (10-20%). NEAR 8000 FEET, ISOLATED
SHOWERS AND THUNDERSTORMS UNTIL 2400.
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....39-49 F.
MAX HUMIDITY........73-88% NEAR 6000 FEET
61-76% NEAR 8000 FEET.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY WINDS 3 TO 6 MPH.
LOCALIZED GUSTS UP TO 20 MPH IN THE EVENING.
CWR.................0 PERCENT.
15K FT MSL WINDS....NORTH 15 TO 20 MPH.
MIXING HEIGHT.......8000 FT AGL UNTIL 1900. 2000 FT AGL AFTER 2000.
TRANSPORT WINDS.....NORTHEAST 5 MPH.
SMOKE DISPERSAL.....POOR.
THURSDAY
SKY/WEATHER.........SUNNY (0-10%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....65-75 F NEAR 6000 FEET
55-65 F NEAR 8000 FEET.
MIN HUMIDITY........17-27%.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BECOMING
UPSLOPE/UPVALLEY 4 TO 8 MPH BY 1100.
CWR.................0 PERCENT.
15K FT MSL WINDS....NORTH 10 TO 15 MPH.
MIXING HEIGHT.......2500 FT AGL UNTIL 1100, THEN 7500 FT AGL.
TRANSPORT WINDS.....NORTHEAST 5 MPH UNTIL 1200, THEN WEST.
SMOKE DISPERSAL.....POOR.
THURSDAY NIGHT
SKY/WEATHER.........MOSTLY CLEAR (20-30%).
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....44-54 F.
MAX HUMIDITY........48-58% NEAR 6000 FEET
39-49% 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.......6500 FT AGL UNTIL 1900, THEN 2000 FT AGL.
TRANSPORT WINDS.....SOUTH 5 MPH.
SMOKE DISPERSAL.....POOR.
FRIDAY
SKY/WEATHER.........PARTLY CLOUDY (50-60%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....69-79 F NEAR 6000 FEET
59-69 F NEAR 8000 FEET.
MIN HUMIDITY........11-21%.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BECOMING
UPSLOPE/UPVALLEY 4 TO 8 MPH BY 1100.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 15 TO 20 MPH.
MIXING HEIGHT.......2500 FT AGL UNTIL 1100, THEN 8000 FT AGL.
TRANSPORT WINDS.....SOUTH 5 MPH UNTIL 1200, THEN SOUTHWEST 10 TO 15
MPH.
SMOKE DISPERSAL.....POOR UNTIL 0900. GOOD AFTER 1200.
FORECAST FOR DAY 3 THROUGH 7
SATURDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 44-54. HIGHS 72-82. WINDS LESS THAN 15 MPH.
SUNDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
43-53. HIGHS 71-81. WINDS LESS THAN 15 MPH.
MONDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
42-52. HIGHS 71-81. WINDS LESS THAN 15 MPH.
TUESDAY
CLEAR. LOWS 41-51. HIGHS 74-84.
WEDNESDAY
MOSTLY CLEAR. LOWS 43-53. HIGHS 77-87.
COZ201-181300-
ROUTT FORECAST AREA-
255 PM MDT WED SEP 17 2025
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (30-40%). SCATTERED SHOWERS AND
ISOLATED THUNDERSTORMS UNTIL 2400, ISOLATED
SHOWERS AFTER 2400.
CHC OF LIGHTNING....20 PERCENT.
MIN TEMPERATURE.....32-42 F.
MAX HUMIDITY........72-87%.
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....NORTHWEST 10 TO 15 MPH.
MIXING HEIGHT.......6000 FT AGL UNTIL 1900, THEN 2000 FT AGL.
TRANSPORT WINDS.....NORTH 5 TO 10 MPH UNTIL 2400, THEN EAST.
SMOKE DISPERSAL.....POOR.
THURSDAY
SKY/WEATHER.........MOSTLY SUNNY (10-20%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....55-65 F.
MIN HUMIDITY........23-33%.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BECOMING
UPSLOPE/UPVALLEY 4 TO 8 MPH BY 1100.
CWR.................0 PERCENT.
15K FT MSL WINDS....NORTHWEST 10 TO 15 MPH.
MIXING HEIGHT.......3000 FT AGL UNTIL 1100, THEN 7000 FT AGL.
TRANSPORT WINDS.....NORTHEAST 5 MPH UNTIL 1200, THEN NORTHWEST.
SMOKE DISPERSAL.....POOR UNTIL 1200, THEN FAIR.
THURSDAY NIGHT
SKY/WEATHER.........MOSTLY CLEAR (20-30%).
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....37-47 F.
MAX HUMIDITY........45-55%.
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 INCREASING TO 15 TO 20 MPH
AFTER MIDNIGHT.
MIXING HEIGHT.......5500 FT AGL UNTIL 1900, THEN 2000 FT AGL.
TRANSPORT WINDS.....NORTHWEST 5 MPH UNTIL 2400, THEN SOUTH.
SMOKE DISPERSAL.....POOR.
FRIDAY
SKY/WEATHER.........PARTLY CLOUDY (40-50%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....60-70 F.
MIN HUMIDITY........15-25%.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BECOMING
UPSLOPE/UPVALLEY 4 TO 8 MPH BY 1100.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 15 TO 20 MPH.
MIXING HEIGHT.......2000 FT AGL UNTIL 1000, THEN 7500 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 5 TO 10 MPH.
SMOKE DISPERSAL.....POOR UNTIL 0900. GOOD AFTER 1200.
FORECAST FOR DAY 3 THROUGH 7
SATURDAY
PARTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS. LOWS 40-50. HIGHS 61-71. WINDS LESS THAN 15 MPH.
SUNDAY
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.
LOWS 39-49. HIGHS 60-70. WINDS LESS THAN 15 MPH.
MONDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
38-48. HIGHS 61-71. WINDS LESS THAN 15 MPH.
TUESDAY
CLEAR. LOWS 37-47. HIGHS 65-75.
WEDNESDAY
CLEAR. ISOLATED SHOWERS. LOWS 40-50. HIGHS 68-78.
COZ202-181300-
WHITE RIVER FORECAST AREA-
255 PM MDT WED SEP 17 2025
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (10-20%). ISOLATED SHOWERS AND
THUNDERSTORMS UNTIL 2400.
CHC OF LIGHTNING....10 PERCENT.
MIN TEMPERATURE.....37-47 F.
MAX HUMIDITY........70-85% NEAR 6000 FEET
56-71% NEAR 8000 FEET.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY WINDS 3 TO 6 MPH.
LOCALIZED GUSTS UP TO 20 MPH IN THE EVENING.
CWR.................0 PERCENT.
15K FT MSL WINDS....NORTHWEST 15 TO 20 MPH.
MIXING HEIGHT.......7000 FT AGL UNTIL 1900, THEN 1500 FT AGL.
TRANSPORT WINDS.....NORTHEAST 5 TO 10 MPH.
SMOKE DISPERSAL.....POOR.
THURSDAY
SKY/WEATHER.........SUNNY (0-10%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....63-73 F NEAR 6000 FEET
56-66 F NEAR 8000 FEET.
MIN HUMIDITY........15-25% NEAR 6000 FEET
21-31% NEAR 8000 FEET.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BECOMING
UPSLOPE/UPVALLEY 4 TO 8 MPH BY 1100.
CWR.................0 PERCENT.
15K FT MSL WINDS....NORTH 10 TO 15 MPH.
MIXING HEIGHT.......2000 FT AGL UNTIL 1100, THEN 7000 FT AGL.
TRANSPORT WINDS.....EAST 5 MPH UNTIL 1200, THEN NORTHWEST.
SMOKE DISPERSAL.....POOR.
THURSDAY NIGHT
SKY/WEATHER.........MOSTLY CLEAR (20-30%).
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....41-51 F.
MAX HUMIDITY........46-56% NEAR 6000 FEET
36-46% 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.......5500 FT AGL UNTIL 1900, THEN 1500 FT AGL.
TRANSPORT WINDS.....SOUTH 5 MPH.
SMOKE DISPERSAL.....POOR.
FRIDAY
SKY/WEATHER.........NEAR 6000 FEET, PARTLY CLOUDY (40-50%) UNTIL
1200, THEN MOSTLY CLOUDY (60-70%). NEAR 8000
FEET, PARTLY CLOUDY (50-60%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....69-79 F NEAR 6000 FEET
59-69 F NEAR 8000 FEET.
MIN HUMIDITY........12-22%.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BECOMING
UPSLOPE/UPVALLEY 4 TO 8 MPH BY 1100.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 15 TO 20 MPH.
MIXING HEIGHT.......1500 FT AGL UNTIL 1000. 9000 FT AGL AFTER 1100.
TRANSPORT WINDS.....SOUTH 5 MPH UNTIL 1200, THEN SOUTHWEST 10 TO 15
MPH.
SMOKE DISPERSAL.....POOR UNTIL 0900. GOOD AFTER 1200.
FORECAST FOR DAY 3 THROUGH 7
SATURDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 44-54. HIGHS 71-81. WINDS LESS THAN 15 MPH.
SUNDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
43-53. HIGHS 71-81. WINDS LESS THAN 15 MPH.
MONDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
43-53. HIGHS 71-81. WINDS LESS THAN 15 MPH.
TUESDAY
CLEAR. LOWS 41-51. HIGHS 74-84.
WEDNESDAY
MOSTLY CLEAR. ISOLATED SHOWERS NEAR 6000 FEET AND
ISOLATED SHOWERS AND THUNDERSTORMS NEAR 8000 FEET. LOWS 44-54.
HIGHS 77-87.
COZ203-181300-
LOWER COLORADO RIVER-
255 PM MDT WED SEP 17 2025
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (10-20%). ISOLATED SHOWERS AND
THUNDERSTORMS UNTIL 2400.
CHC OF LIGHTNING....10 PERCENT.
MIN TEMPERATURE.....44-54 F NEAR 6000 FEET
38-48 F NEAR 8000 FEET.
MAX HUMIDITY........54-64%.
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....NORTHWEST 15 TO 20 MPH.
MIXING HEIGHT.......8500 FT AGL UNTIL 1900. 2000 FT AGL AFTER 2000.
TRANSPORT WINDS.....NORTHEAST 5 MPH.
SMOKE DISPERSAL.....POOR.
THURSDAY
SKY/WEATHER.........MOSTLY SUNNY (10-20%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....68-78 F NEAR 6000 FEET
60-70 F NEAR 8000 FEET.
MIN HUMIDITY........13-23%.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BECOMING
UPSLOPE/UPVALLEY 4 TO 8 MPH BY 1100.
CWR.................0 PERCENT.
15K FT MSL WINDS....NORTHWEST 10 TO 15 MPH.
MIXING HEIGHT.......3500 FT AGL UNTIL 1100, THEN 8000 FT AGL.
TRANSPORT WINDS.....NORTHEAST 5 MPH UNTIL 1200, THEN NORTHWEST.
SMOKE DISPERSAL.....POOR.
THURSDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY (30-40%).
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....47-57 F.
MAX HUMIDITY........35-45%.
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 5 TO 10 MPH INCREASING TO SOUTHWEST 15 TO
20 MPH AFTER MIDNIGHT.
MIXING HEIGHT.......6500 FT AGL UNTIL 1900, THEN 2500 FT AGL.
TRANSPORT WINDS.....NORTHWEST 5 MPH UNTIL 2400, THEN EAST.
SMOKE DISPERSAL.....POOR.
FRIDAY
SKY/WEATHER.........PARTLY CLOUDY (50-60%) UNTIL 1200, THEN MOSTLY
CLOUDY (60-70%). ISOLATED SHOWERS AFTER 1200.
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....69-79 F NEAR 6000 FEET
63-73 F NEAR 8000 FEET.
MIN HUMIDITY........12-22%.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BECOMING
UPSLOPE/UPVALLEY 4 TO 8 MPH BY 1100.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 15 TO 20 MPH BECOMING SOUTHWEST 10 TO 15
MPH IN THE AFTERNOON.
MIXING HEIGHT.......2500 FT AGL UNTIL 1100, THEN 8000 FT AGL.
TRANSPORT WINDS.....SOUTHEAST 5 MPH UNTIL 1200, THEN SOUTHWEST.
SMOKE DISPERSAL.....POOR UNTIL 1200, THEN FAIR.
FORECAST FOR DAY 3 THROUGH 7
SATURDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 49-59. HIGHS 72-82. WINDS LESS THAN 15 MPH.
SUNDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
49-59. HIGHS 72-82. WINDS LESS THAN 15 MPH.
MONDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
48-58. HIGHS 73-83. WINDS LESS THAN 15 MPH.
TUESDAY
CLEAR. LOWS 47-57. HIGHS 76-86.
WEDNESDAY
CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
50-60. HIGHS 78-88.
COZ205-181300-
COLORADO RIVER HEADWATERS-
255 PM MDT WED SEP 17 2025
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (30-40%). SCATTERED SHOWERS AND
ISOLATED THUNDERSTORMS UNTIL 2400, ISOLATED
SHOWERS AFTER 2400.
CHC OF LIGHTNING....20 PERCENT.
MIN TEMPERATURE.....35-45 F.
MAX HUMIDITY........71-86%.
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 15 TO 20 MPH.
MIXING HEIGHT.......7000 FT AGL UNTIL 1900, THEN 2500 FT AGL.
TRANSPORT WINDS.....NORTH 5 TO 10 MPH UNTIL 2400, THEN EAST.
SMOKE DISPERSAL.....POOR.
THURSDAY
SKY/WEATHER.........MOSTLY SUNNY (10-20%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....60-70 F.
MIN HUMIDITY........18-28%.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BECOMING
UPSLOPE/UPVALLEY 4 TO 8 MPH BY 1100.
CWR.................0 PERCENT.
15K FT MSL WINDS....NORTHWEST 10 TO 15 MPH.
MIXING HEIGHT.......3000 FT AGL UNTIL 1100, THEN 8000 FT AGL.
TRANSPORT WINDS.....NORTHEAST 5 MPH UNTIL 1200, THEN NORTHWEST.
SMOKE DISPERSAL.....POOR UNTIL 1200, THEN FAIR.
THURSDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY (30-40%).
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....41-51 F.
MAX HUMIDITY........45-55%.
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 INCREASING TO 15 TO 20 MPH
AFTER MIDNIGHT.
MIXING HEIGHT.......6000 FT AGL UNTIL 1900, THEN 2500 FT AGL.
TRANSPORT WINDS.....NORTHWEST 5 MPH UNTIL 2400, THEN SOUTH.
SMOKE DISPERSAL.....POOR.
FRIDAY
SKY/WEATHER.........PARTLY CLOUDY (40-50%) UNTIL 1200, THEN MOSTLY
CLOUDY (60-70%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....65-75 F.
MIN HUMIDITY........13-23%.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BECOMING
UPSLOPE/UPVALLEY 4 TO 8 MPH BY 1100.
CWR.................0 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 1100, THEN 7500 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 5 MPH.
SMOKE DISPERSAL.....POOR UNTIL 0900. GOOD AFTER 1200.
FORECAST FOR DAY 3 THROUGH 7
SATURDAY
PARTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS. LOWS 40-50. HIGHS 62-72. WINDS LESS THAN 15 MPH.
SUNDAY
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.
LOWS 39-49. HIGHS 62-72. WINDS LESS THAN 15 MPH.
MONDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
39-49. HIGHS 63-73. WINDS LESS THAN 15 MPH.
TUESDAY
CLEAR. LOWS 37-47. HIGHS 67-77.
WEDNESDAY
CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
40-50. HIGHS 69-79.
COZ290-181300-
PARADOX VALLEY FORECAST AREA-
255 PM MDT WED SEP 17 2025
TONIGHT
SKY/WEATHER.........CLEAR (0-10%).
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....41-51 F NEAR 6000 FEET
37-47 F NEAR 8000 FEET.
MAX HUMIDITY........45-55% NEAR 6000 FEET
52-62% NEAR 8000 FEET.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY WINDS 3 TO 6 MPH.
LOCALIZED GUSTS UP TO 20 MPH IN THE EVENING.
CWR.................0 PERCENT.
15K FT MSL WINDS....NORTHWEST 15 TO 20 MPH.
MIXING HEIGHT.......9000 FT AGL UNTIL 1900, THEN 2000 FT AGL.
TRANSPORT WINDS.....NORTHEAST 5 MPH.
SMOKE DISPERSAL.....POOR.
THURSDAY
SKY/WEATHER.........MOSTLY SUNNY (20-30%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....69-79 F NEAR 6000 FEET
59-69 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.................0 PERCENT.
15K FT MSL WINDS....NORTHWEST 15 TO 20 MPH DECREASING TO 10 TO 15
MPH IN THE AFTERNOON.
MIXING HEIGHT.......2000 FT AGL UNTIL 1000, THEN 8000 FT AGL.
TRANSPORT WINDS.....NORTHEAST 5 MPH UNTIL 1200, THEN NORTHWEST.
SMOKE DISPERSAL.....POOR.
THURSDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY (40-50%).
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....45-55 F NEAR 6000 FEET
41-51 F NEAR 8000 FEET.
MAX HUMIDITY........30-40%.
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 5 TO 10 MPH INCREASING TO 15 TO 20
MPH AFTER MIDNIGHT.
MIXING HEIGHT.......6500 FT AGL UNTIL 1900, THEN 2000 FT AGL.
TRANSPORT WINDS.....NORTH 5 MPH UNTIL 2400, THEN SOUTHEAST.
SMOKE DISPERSAL.....POOR.
FRIDAY
SKY/WEATHER.........MOSTLY CLOUDY (70-80%). ISOLATED SHOWERS AND
THUNDERSTORMS AFTER 1200.
CHC OF LIGHTNING....10 PERCENT.
MAX TEMPERATURE.....69-79 F NEAR 6000 FEET
61-71 F NEAR 8000 FEET.
MIN HUMIDITY........14-24%.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BECOMING
UPSLOPE/UPVALLEY 4 TO 8 MPH BY 1100.
CWR.................0 PERCENT.
15K FT MSL WINDS....SOUTHWEST 15 TO 20 MPH.
MIXING HEIGHT.......1500 FT AGL UNTIL 1000. 8500 FT AGL AFTER 1100.
TRANSPORT WINDS.....SOUTHEAST 5 MPH UNTIL 1200, THEN SOUTHWEST.
SMOKE DISPERSAL.....POOR UNTIL 0900. GOOD AFTER 1200.
FORECAST FOR DAY 3 THROUGH 7
SATURDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 49-59. HIGHS 73-83. WINDS LESS THAN 15 MPH.
SUNDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
49-59. HIGHS 75-85. WINDS LESS THAN 15 MPH.
MONDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
49-59. HIGHS 75-85. WINDS LESS THAN 15 MPH.
TUESDAY
CLEAR. LOWS 48-58. HIGHS 78-88.
WEDNESDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 50-60. HIGHS 80-90.
COZ291-181300-
NORTHERN SAN JUAN FORECAST AREA-
255 PM MDT WED SEP 17 2025
TONIGHT
SKY/WEATHER.........CLEAR (0-10%).
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....36-46 F.
MAX HUMIDITY........54-64%.
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....NORTHWEST 15 TO 20 MPH.
MIXING HEIGHT.......8500 FT AGL UNTIL 1900, THEN 2500 FT AGL.
TRANSPORT WINDS.....NORTH 5 TO 10 MPH UNTIL 2400, THEN EAST.
SMOKE DISPERSAL.....POOR.
THURSDAY
SKY/WEATHER.........MOSTLY SUNNY (10-20%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....60-70 F.
MIN HUMIDITY........14-24%.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BECOMING
UPSLOPE/UPVALLEY 4 TO 8 MPH BY 1100.
CWR.................0 PERCENT.
15K FT MSL WINDS....NORTHWEST 15 TO 20 MPH DECREASING TO 5 TO 10
MPH IN THE AFTERNOON.
MIXING HEIGHT.......2500 FT AGL UNTIL 1000, THEN 8000 FT AGL.
TRANSPORT WINDS.....NORTHEAST 5 MPH UNTIL 1200, THEN NORTHWEST.
SMOKE DISPERSAL.....POOR UNTIL 0900. FAIR AFTER 1200.
THURSDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY (30-40%).
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....40-50 F.
MAX HUMIDITY........35-45%.
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 5 TO 10 MPH INCREASING TO 20 TO 25
MPH AFTER MIDNIGHT.
MIXING HEIGHT.......6000 FT AGL UNTIL 1900, THEN 2500 FT AGL.
TRANSPORT WINDS.....SOUTH 5 MPH.
SMOKE DISPERSAL.....POOR.
FRIDAY
SKY/WEATHER.........MOSTLY CLOUDY (70-80%). ISOLATED SHOWERS AND
THUNDERSTORMS AFTER 1200.
CHC OF LIGHTNING....10 PERCENT.
MAX TEMPERATURE.....59-69 F.
MIN HUMIDITY........17-27%.
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.......2000 FT AGL UNTIL 1000, THEN 7000 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 5 TO 10 MPH.
SMOKE DISPERSAL.....POOR UNTIL 0900. GOOD AFTER 1200.
FORECAST FOR DAY 3 THROUGH 7
SATURDAY
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.
LOWS 40-50. HIGHS 63-73. WINDS LESS THAN 15 MPH.
SUNDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
40-50. HIGHS 65-75. WINDS LESS THAN 15 MPH.
MONDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
40-50. HIGHS 66-76. WINDS LESS THAN 15 MPH.
TUESDAY
MOSTLY CLEAR. LOWS 40-50. HIGHS 69-79.
WEDNESDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 43-53. HIGHS 70-80.
COZ292-181300-
NORTH FORK FORECAST AREA-
255 PM MDT WED SEP 17 2025
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (10-20%). ISOLATED SHOWERS AND
THUNDERSTORMS UNTIL 2400.
CHC OF LIGHTNING....10 PERCENT.
MIN TEMPERATURE.....39-49 F NEAR 6000 FEET
36-46 F NEAR 8000 FEET.
MAX HUMIDITY........57-67%.
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....NORTHWEST 15 TO 20 MPH.
MIXING HEIGHT.......8000 FT AGL UNTIL 1900, THEN 2000 FT AGL.
TRANSPORT WINDS.....NORTH 5 MPH.
SMOKE DISPERSAL.....POOR.
THURSDAY
SKY/WEATHER.........MOSTLY SUNNY (10-20%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....69-79 F NEAR 6000 FEET
60-70 F NEAR 8000 FEET.
MIN HUMIDITY........14-24%.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BECOMING
UPSLOPE/UPVALLEY 4 TO 8 MPH BY 1100.
CWR.................0 PERCENT.
15K FT MSL WINDS....NORTHWEST 15 TO 20 MPH DECREASING TO 10 TO 15
MPH IN THE AFTERNOON.
MIXING HEIGHT.......3000 FT AGL UNTIL 1100, THEN 7500 FT AGL.
TRANSPORT WINDS.....EAST 5 MPH UNTIL 1200, THEN NORTHWEST.
SMOKE DISPERSAL.....POOR UNTIL 1200. FAIR AFTER 1500.
THURSDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY (30-40%).
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....42-52 F NEAR 6000 FEET
40-50 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 5 TO 10 MPH INCREASING TO SOUTHWEST 15 TO
20 MPH AFTER MIDNIGHT.
MIXING HEIGHT.......5500 FT AGL UNTIL 1900, THEN 2000 FT AGL.
TRANSPORT WINDS.....WEST 5 MPH UNTIL 2400, THEN SOUTHEAST.
SMOKE DISPERSAL.....POOR.
FRIDAY
SKY/WEATHER.........NEAR 6000 FEET, PARTLY CLOUDY (50-60%) UNTIL
1200, THEN MOSTLY CLOUDY (60-70%). NEAR 8000
FEET, MOSTLY CLOUDY (60-70%), ISOLATED SHOWERS
AND THUNDERSTORMS AFTER 1200.
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....72-82 F NEAR 6000 FEET
62-72 F NEAR 8000 FEET.
MIN HUMIDITY........14-24%.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BECOMING
UPSLOPE/UPVALLEY 4 TO 8 MPH BY 1100.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 20 TO 25 MPH BECOMING SOUTHWEST 10 TO 15
MPH IN THE AFTERNOON.
MIXING HEIGHT.......3500 FT AGL UNTIL 1100, THEN 8000 FT AGL.
TRANSPORT WINDS.....SOUTHEAST 5 MPH UNTIL 1200, THEN WEST.
SMOKE DISPERSAL.....POOR UNTIL 0900. GOOD AFTER 1200.
FORECAST FOR DAY 3 THROUGH 7
SATURDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 48-58. HIGHS 73-83. WINDS LESS THAN 15 MPH.
SUNDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
48-58. HIGHS 74-84. WINDS LESS THAN 15 MPH.
MONDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
47-57. HIGHS 74-84. WINDS LESS THAN 15 MPH.
TUESDAY
CLEAR. LOWS 46-56. HIGHS 77-87.
WEDNESDAY
CLEAR. ISOLATED SHOWERS NEAR 6000 FEET AND ISOLATED
SHOWERS AND THUNDERSTORMS NEAR 8000 FEET. LOWS 49-59. HIGHS
80-90.
COZ293-181300-
GUNNISON BASIN FORECAST AREA-
255 PM MDT WED SEP 17 2025
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (20-30%). ISOLATED SHOWERS AND
THUNDERSTORMS UNTIL 2400.
CHC OF LIGHTNING....10 PERCENT.
MIN TEMPERATURE.....34-44 F.
MAX HUMIDITY........66-81%.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY WINDS 3 TO 6 MPH.
LOCALIZED GUSTS UP TO 25 MPH IN THE EVENING.
CWR.................10 PERCENT.
15K FT MSL WINDS....WEST 15 TO 20 MPH.
MIXING HEIGHT.......8500 FT AGL UNTIL 1900. 2000 FT AGL AFTER 2000.
TRANSPORT WINDS.....NORTH 5 MPH.
SMOKE DISPERSAL.....FAIR UNTIL 2100, THEN POOR.
THURSDAY
SKY/WEATHER.........MOSTLY SUNNY (10-20%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....64-74 F.
MIN HUMIDITY........16-26%.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BECOMING
UPSLOPE/UPVALLEY 4 TO 8 MPH BY 1100.
CWR.................0 PERCENT.
15K FT MSL WINDS....NORTHWEST 15 TO 20 MPH DECREASING TO 5 TO 10
MPH IN THE AFTERNOON.
MIXING HEIGHT.......3500 FT AGL UNTIL 1100, THEN 8500 FT AGL.
TRANSPORT WINDS.....NORTH 5 MPH UNTIL 1200, THEN WEST.
SMOKE DISPERSAL.....POOR UNTIL 0900. FAIR AFTER 1200.
THURSDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY (30-40%).
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....39-49 F.
MAX HUMIDITY........47-57%.
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 INCREASING TO 15 TO 20 MPH
AFTER MIDNIGHT.
MIXING HEIGHT.......6000 FT AGL UNTIL 1900, THEN 2000 FT AGL.
TRANSPORT WINDS.....WEST 5 MPH UNTIL 2400, THEN EAST.
SMOKE DISPERSAL.....POOR.
FRIDAY
SKY/WEATHER.........PARTLY CLOUDY (50-60%) UNTIL 1200, THEN MOSTLY
CLOUDY (60-70%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....65-75 F.
MIN HUMIDITY........15-25%.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BECOMING
UPSLOPE/UPVALLEY 4 TO 8 MPH BY 1100.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 20 TO 25 MPH DECREASING TO 10 TO 15 MPH IN
THE AFTERNOON.
MIXING HEIGHT.......2000 FT AGL UNTIL 1000, THEN 8000 FT AGL.
TRANSPORT WINDS.....SOUTH 5 MPH UNTIL 1200, THEN WEST.
SMOKE DISPERSAL.....POOR UNTIL 0900. GOOD AFTER 1200.
FORECAST FOR DAY 3 THROUGH 7
SATURDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 38-48. HIGHS 64-74. WINDS LESS THAN 15 MPH.
SUNDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
38-48. HIGHS 64-74. WINDS LESS THAN 15 MPH.
MONDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
37-47. HIGHS 65-75. WINDS LESS THAN 15 MPH.
TUESDAY
CLEAR. LOWS 37-47. HIGHS 69-79.
WEDNESDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 39-49. HIGHS 70-80.
COZ207-181300-
SOUTHWEST COLORADO LOWER FORECAST AREA-
255 PM MDT WED SEP 17 2025
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (10-20%).
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....44-54 F.
MAX HUMIDITY........46-56%.
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....NORTHWEST 20 TO 30 MPH.
MIXING HEIGHT.......9000 FT AGL UNTIL 1900, THEN 2000 FT AGL.
TRANSPORT WINDS.....NORTH 5 TO 10 MPH.
SMOKE DISPERSAL.....FAIR UNTIL 2100, THEN POOR.
THURSDAY
SKY/WEATHER.........MOSTLY SUNNY (20-30%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....72-82 F.
MIN HUMIDITY........11-16%.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BECOMING
UPSLOPE/UPVALLEY 4 TO 8 MPH BY 1100.
CWR.................0 PERCENT.
15K FT MSL WINDS....NORTHWEST 20 TO 25 MPH DECREASING TO 10 TO 15
MPH IN THE AFTERNOON.
MIXING HEIGHT.......1500 FT AGL UNTIL 1000. 8500 FT AGL AFTER 1100.
TRANSPORT WINDS.....NORTHEAST 5 MPH UNTIL 1200, THEN NORTHWEST.
SMOKE DISPERSAL.....POOR UNTIL 1200, THEN FAIR.
THURSDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY (40-50%).
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....47-57 F.
MAX HUMIDITY........33-43%.
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 INCREASING TO SOUTHWEST 15 TO
20 MPH AFTER MIDNIGHT.
MIXING HEIGHT.......7000 FT AGL UNTIL 1900, THEN 2000 FT AGL.
TRANSPORT WINDS.....NORTHWEST 5 MPH UNTIL 2400, THEN EAST.
SMOKE DISPERSAL.....POOR.
FRIDAY
SKY/WEATHER.........MOSTLY CLOUDY (60-70%). ISOLATED SHOWERS AND
THUNDERSTORMS AFTER 1200.
CHC OF LIGHTNING....20 PERCENT.
MAX TEMPERATURE.....71-81 F.
MIN HUMIDITY........19-29%.
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.......2500 FT AGL UNTIL 1100, THEN 8000 FT AGL.
TRANSPORT WINDS.....SOUTHEAST 5 TO 10 MPH UNTIL 1200, THEN
SOUTHWEST.
SMOKE DISPERSAL.....POOR UNTIL 0900. GOOD AFTER 1200.
FORECAST FOR DAY 3 THROUGH 7
SATURDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 46-56. HIGHS 74-84. WINDS LESS THAN 15 MPH.
SUNDAY
MOSTLY CLEAR. ISOLATED SHOWERS. LOWS 46-56. HIGHS
76-86. WINDS LESS THAN 15 MPH.
MONDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
46-56. HIGHS 77-87. WINDS LESS THAN 15 MPH.
TUESDAY
CLEAR. LOWS 45-55. HIGHS 79-89.
WEDNESDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 47-57. HIGHS 80-90.
COZ294-181300-
SOUTHWEST COLORADO UPPER WEST FORECAST AREA-
255 PM MDT WED SEP 17 2025
TONIGHT
SKY/WEATHER.........CLEAR (0-10%).
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....39-49 F.
MAX HUMIDITY........52-62%.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY WINDS 3 TO 6 MPH.
LOCALIZED GUSTS UP TO 25 MPH IN THE EVENING.
CWR.................0 PERCENT.
15K FT MSL WINDS....NORTHWEST 20 TO 25 MPH INCREASING TO 25 TO 35
MPH AFTER MIDNIGHT.
MIXING HEIGHT.......8500 FT AGL UNTIL 1900. 1000 FT AGL AFTER 2000.
TRANSPORT WINDS.....NORTH 5 TO 10 MPH.
SMOKE DISPERSAL.....FAIR UNTIL 2100, THEN POOR.
THURSDAY
SKY/WEATHER.........MOSTLY SUNNY (20-30%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....62-72 F.
MIN HUMIDITY........11-21%.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BECOMING
UPSLOPE/UPVALLEY 4 TO 8 MPH BY 1100.
CWR.................0 PERCENT.
15K FT MSL WINDS....NORTHWEST 20 TO 25 MPH BECOMING NORTH 5 TO 10
MPH IN THE AFTERNOON.
MIXING HEIGHT.......2000 FT AGL UNTIL 1000, THEN 8000 FT AGL.
TRANSPORT WINDS.....NORTH 5 MPH UNTIL 1200, THEN NORTHWEST.
SMOKE DISPERSAL.....POOR UNTIL 0900. FAIR AFTER 1200.
THURSDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY (40-50%).
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....43-53 F.
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 5 TO 10 MPH INCREASING TO SOUTHWEST 15 TO
20 MPH AFTER MIDNIGHT.
MIXING HEIGHT.......6000 FT AGL UNTIL 1900, THEN 1500 FT AGL.
TRANSPORT WINDS.....NORTH 5 MPH UNTIL 2400, THEN SOUTHEAST.
SMOKE DISPERSAL.....POOR.
FRIDAY
SKY/WEATHER.........MOSTLY CLOUDY (70-80%). ISOLATED SHOWERS AND
THUNDERSTORMS AFTER 1200.
CHC OF LIGHTNING....20 PERCENT.
MAX TEMPERATURE.....60-70 F.
MIN HUMIDITY........20-30%.
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 10 TO 15 MPH INCREASING TO 15 TO 20
MPH IN THE AFTERNOON.
MIXING HEIGHT.......3000 FT AGL UNTIL 1100, THEN 6500 FT AGL.
TRANSPORT WINDS.....SOUTHEAST 5 TO 10 MPH UNTIL 1200, THEN
SOUTHWEST.
SMOKE DISPERSAL.....POOR UNTIL 0900. FAIR AFTER 1200.
FORECAST FOR DAY 3 THROUGH 7
SATURDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 39-49. HIGHS 64-74. WINDS LESS THAN 15 MPH.
SUNDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
39-49. HIGHS 65-75. WINDS LESS THAN 15 MPH.
MONDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
39-49. HIGHS 67-77. WINDS LESS THAN 15 MPH.
TUESDAY
CLEAR. LOWS 39-49. HIGHS 69-79.
WEDNESDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 41-51. HIGHS 70-80.
COZ295-181300-
SOUTHWEST COLORADO UPPER EAST FORECAST AREA-
255 PM MDT WED SEP 17 2025
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (10-20%).
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....36-46 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....NORTHWEST 15 TO 20 MPH INCREASING TO WEST 20 TO
30 MPH AFTER MIDNIGHT.
MIXING HEIGHT.......7500 FT AGL UNTIL 1900, THEN 2500 FT AGL.
TRANSPORT WINDS.....NORTHWEST 5 TO 10 MPH UNTIL 2400, THEN
NORTHEAST.
SMOKE DISPERSAL.....POOR.
THURSDAY
SKY/WEATHER.........MOSTLY SUNNY (10-20%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....66-76 F.
MIN HUMIDITY........13-23%.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BECOMING
UPSLOPE/UPVALLEY 4 TO 8 MPH BY 1100.
CWR.................0 PERCENT.
15K FT MSL WINDS....NORTHWEST 20 TO 25 MPH DECREASING TO 10 TO 15
MPH IN THE AFTERNOON.
MIXING HEIGHT.......2500 FT AGL UNTIL 1000, THEN 9500 FT AGL.
TRANSPORT WINDS.....NORTH 5 MPH UNTIL 1200, THEN WEST.
SMOKE DISPERSAL.....POOR UNTIL 0900. GOOD AFTER 1200.
THURSDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY (30-40%).
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....39-49 F.
MAX HUMIDITY........45-55%.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY WINDS 3 TO 6 MPH.
LOCALIZED GUSTS UP TO 20 MPH IN THE EVENING.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 5 TO 10 MPH INCREASING TO 20 TO 25 MPH
AFTER MIDNIGHT.
MIXING HEIGHT.......6500 FT AGL UNTIL 1900, THEN 2500 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 5 MPH UNTIL 2400, THEN NORTHEAST.
SMOKE DISPERSAL.....POOR.
FRIDAY
SKY/WEATHER.........MOSTLY CLOUDY (70-80%). SCATTERED SHOWERS AND
THUNDERSTORMS AFTER 1200.
CHC OF LIGHTNING....20 PERCENT.
MAX TEMPERATURE.....64-74 F.
MIN HUMIDITY........27-37%.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BECOMING
UPSLOPE/UPVALLEY 4 TO 8 MPH BY 1100.
CWR.................20 PERCENT.
15K FT MSL WINDS....WEST 15 TO 20 MPH.
MIXING HEIGHT.......3500 FT AGL UNTIL 1100, THEN 6500 FT AGL.
TRANSPORT WINDS.....SOUTHEAST 5 MPH UNTIL 1200, THEN SOUTHWEST.
SMOKE DISPERSAL.....POOR UNTIL 0900. FAIR AFTER 1200.
FORECAST FOR DAY 3 THROUGH 7
SATURDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 38-48. HIGHS 66-76. WINDS LESS THAN 15 MPH.
SUNDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
38-48. HIGHS 67-77. WINDS LESS THAN 15 MPH.
MONDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
39-49. HIGHS 69-79. WINDS LESS THAN 15 MPH.
TUESDAY
MOSTLY CLEAR. ISOLATED SHOWERS. LOWS 39-49. HIGHS
70-80.
WEDNESDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 40-50. HIGHS 71-81.
UTZ485-181300-
EASTERN ASHLEY NATIONAL FOREST-
255 PM MDT WED SEP 17 2025
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (20-30%).
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....38-48 F NEAR 7000 FEET
27-37 F NEAR 10000 FEET.
24 HR TREND......3 DEGREES WARMER.
MAX HUMIDITY........62-77% NEAR 7000 FEET
76-91% NEAR 10000 FEET.
24 HR TREND......1% WETTER.
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 2000, THEN 1500 FT AGL.
TRANSPORT WINDS.....NORTHEAST 5 TO 10 MPH UNTIL 2400, THEN EAST.
CLEARING INDEX......700 UNTIL 1900, THEN LESS THAN 500.
THURSDAY
SKY/WEATHER.........SUNNY (0-10%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....60-70 F NEAR 7000 FEET
51-61 F NEAR 10000 FEET.
24 HR TREND......4 DEGREES WARMER.
MIN HUMIDITY........23-33% NEAR 7000 FEET
31-41% NEAR 10000 FEET.
24 HR TREND......7% DRIER.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BECOMING
UPSLOPE/UPVALLEY 4 TO 8 MPH BY 1100.
CWR.................0 PERCENT.
MIXING HEIGHT.......6500 FT AGL.
TRANSPORT WINDS.....SOUTH 5 MPH UNTIL 1200, THEN SOUTHWEST.
CLEARING INDEX......LESS THAN 500.
THURSDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY (30-40%).
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....41-51 F NEAR 7000 FEET
32-42 F NEAR 10000 FEET.
24 HR TREND......4 DEGREES WARMER.
MAX HUMIDITY........50-60% NEAR 7000 FEET
57-72% NEAR 10000 FEET.
24 HR TREND......10% DRIER.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING
DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BY SUNSET.
CWR.................0 PERCENT.
MIXING HEIGHT.......5500 FT AGL UNTIL 1900, THEN 2000 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 5 MPH.
CLEARING INDEX......LESS THAN 500.
FRIDAY
SKY/WEATHER.........NEAR 7000 FEET, PARTLY CLOUDY (50-60%) UNTIL
1200, THEN MOSTLY CLOUDY (60-70%). NEAR 10000
FEET, MOSTLY CLOUDY (60-70%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....64-74 F NEAR 7000 FEET
54-64 F NEAR 10000 FEET.
24 HR TREND......5 DEGREES WARMER.
MIN HUMIDITY........18-28%.
24 HR TREND......5% 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 1100, THEN 8500 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 5 MPH.
CLEARING INDEX......LESS THAN 500 UNTIL 1200, THEN 650.
FORECAST FOR DAY 3 THROUGH 7
SATURDAY
PARTLY CLOUDY NEAR 7000 FEET AND MOSTLY CLOUDY NEAR
10000 FEET AND ISOLATED SHOWERS AND THUNDERSTORMS NEAR 7000 FEET
AND SCATTERED SHOWERS AND THUNDERSTORMS NEAR 10000 FEET. LOWS
44-54. HIGHS 64-74. WINDS LESS THAN 15 MPH.
SUNDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS .
LOWS 43-53. HIGHS 64-74. WINDS LESS THAN 15 MPH.
MONDAY
MOSTLY CLEAR. ISOLATED SHOWERS NEAR 10000 FEET. LOWS
43-53. HIGHS 65-75. WINDS LESS THAN 15 MPH.
TUESDAY
CLEAR. LOWS 42-52. HIGHS 68-78.
WEDNESDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS .
LOWS 45-55. HIGHS 70-80.
UTZ486-181300-
EASTERN UINTA BASIN-
255 PM MDT WED SEP 17 2025
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (10-20%).
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....40-50 F.
24 HR TREND......1 DEGREE WARMER.
MAX HUMIDITY........55-70%.
24 HR TREND......UNCHANGED.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING
DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BY SUNSET.
CWR.................0 PERCENT.
MIXING HEIGHT.......8000 FT AGL UNTIL 1900, THEN 2000 FT AGL.
TRANSPORT WINDS.....NORTHEAST 5 TO 10 MPH.
CLEARING INDEX......650 UNTIL 1900, THEN LESS THAN 500.
THURSDAY
SKY/WEATHER.........SUNNY (0-10%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....65-75 F NEAR 5000 FEET
54-64 F NEAR 8000 FEET.
24 HR TREND......3 DEGREES WARMER.
MIN HUMIDITY........19-29%.
24 HR TREND......7% DRIER.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BECOMING
UPSLOPE/UPVALLEY 4 TO 8 MPH BY 1100.
CWR.................0 PERCENT.
MIXING HEIGHT.......3500 FT AGL UNTIL 1200, THEN 7500 FT AGL.
TRANSPORT WINDS.....EAST 5 MPH UNTIL 1200, THEN SOUTHWEST.
CLEARING INDEX......LESS THAN 500.
THURSDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY (30-40%).
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....44-54 F.
24 HR TREND......3 DEGREES WARMER.
MAX HUMIDITY........42-52%.
24 HR TREND......14% DRIER.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING
DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BY SUNSET.
CWR.................0 PERCENT.
MIXING HEIGHT.......5000 FT AGL UNTIL 1900, THEN 2000 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 5 MPH UNTIL 2400, THEN NORTHWEST.
CLEARING INDEX......LESS THAN 500.
FRIDAY
SKY/WEATHER.........NEAR 5000 FEET, PARTLY CLOUDY (50-60%) UNTIL
1200, THEN MOSTLY CLOUDY (60-70%). NEAR 8000
FEET, PARTLY CLOUDY (50-60%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....69-79 F NEAR 5000 FEET
57-67 F NEAR 8000 FEET.
24 HR TREND......3 DEGREES WARMER.
MIN HUMIDITY........15-25%.
24 HR TREND......4% DRIER.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BECOMING
UPSLOPE/UPVALLEY 4 TO 8 MPH BY 1100.
CWR.................0 PERCENT.
MIXING HEIGHT.......7500 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 5 MPH.
CLEARING INDEX......LESS THAN 500 UNTIL 1200. 850 AFTER 1500.
FORECAST FOR DAY 3 THROUGH 7
SATURDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 48-58. HIGHS 70-80. WINDS LESS THAN 15 MPH.
SUNDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
47-57. HIGHS 69-79. WINDS LESS THAN 15 MPH.
MONDAY
MOSTLY CLEAR. ISOLATED SHOWERS. LOWS 47-57. HIGHS
70-80. WINDS LESS THAN 15 MPH.
TUESDAY
CLEAR. LOWS 46-56. HIGHS 72-82.
WEDNESDAY
MOSTLY CLEAR. ISOLATED SHOWERS NEAR 8000 FEET. LOWS
48-58. HIGHS 74-84.
UTZ487-181300-
BOOK CLIFFS-
255 PM MDT WED SEP 17 2025
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (10-20%).
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....43-53 F.
24 HR TREND......2 DEGREES WARMER.
MAX HUMIDITY........58-73%.
24 HR TREND......11% 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.......6500 FT AGL UNTIL 1900. 1000 FT AGL AFTER 2000.
TRANSPORT WINDS.....EAST 5 MPH.
CLEARING INDEX......700 UNTIL 1900. LESS THAN 500 AFTER 2000.
THURSDAY
SKY/WEATHER.........MOSTLY SUNNY (10-20%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....66-76 F NEAR 5000 FEET
60-70 F NEAR 8000 FEET.
24 HR TREND......UNCHANGED.
MIN HUMIDITY........14-24%.
24 HR TREND......4% DRIER.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BECOMING
UPSLOPE/UPVALLEY 4 TO 8 MPH BY 1100.
CWR.................0 PERCENT.
MIXING HEIGHT.......1500 FT AGL UNTIL 1000, THEN 7000 FT AGL.
TRANSPORT WINDS.....NORTHEAST 5 MPH UNTIL 1200, THEN NORTHWEST.
CLEARING INDEX......LESS THAN 500.
THURSDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY (30-40%).
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....47-57 F.
24 HR TREND......3 DEGREES WARMER.
MAX HUMIDITY........38-48%.
24 HR TREND......23% DRIER.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING
DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BY SUNSET.
CWR.................0 PERCENT.
MIXING HEIGHT.......5500 FT AGL UNTIL 1900, THEN 1500 FT AGL.
TRANSPORT WINDS.....EAST 5 MPH UNTIL 2400, THEN SOUTH.
CLEARING INDEX......LESS THAN 500.
FRIDAY
SKY/WEATHER.........MOSTLY CLOUDY (60-70%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....69-79 F NEAR 5000 FEET
61-71 F NEAR 8000 FEET.
24 HR TREND......4 DEGREES WARMER.
MIN HUMIDITY........13-23%.
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.......1000 FT AGL UNTIL 1000. 8500 FT AGL AFTER 1100.
TRANSPORT WINDS.....SOUTHWEST 5 MPH.
CLEARING INDEX......LESS THAN 500 UNTIL 1100. 850 AFTER 1200.
FORECAST FOR DAY 3 THROUGH 7
SATURDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 48-58. HIGHS 72-82. WINDS LESS THAN 15 MPH.
SUNDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS . LOWS
47-57. HIGHS 72-82. WINDS LESS THAN 15 MPH.
MONDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS . LOWS
47-57. HIGHS 72-82. WINDS LESS THAN 15 MPH.
TUESDAY
CLEAR. LOWS 46-56. HIGHS 75-85.
WEDNESDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS .
LOWS 49-59. HIGHS 77-87.
UTZ490-181300-
COLORADO RIVER BASIN-
255 PM MDT WED SEP 17 2025
TONIGHT
SKY/WEATHER.........CLEAR (0-10%).
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....48-58 F.
24 HR TREND......1 DEGREE WARMER.
MAX HUMIDITY........42-52%.
24 HR TREND......3% WETTER.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING
DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BY SUNSET.
CWR.................0 PERCENT.
MIXING HEIGHT.......9500 FT AGL UNTIL 1900, THEN 1500 FT AGL.
TRANSPORT WINDS.....NORTHEAST 5 TO 10 MPH.
CLEARING INDEX......850 UNTIL 1900, THEN LESS THAN 500.
THURSDAY
SKY/WEATHER.........MOSTLY SUNNY (20-30%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....74-84 F NEAR 5000 FEET
63-73 F NEAR 7000 FEET.
24 HR TREND......UNCHANGED.
MIN HUMIDITY........11-21%.
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.......1500 FT AGL UNTIL 1000, THEN 7500 FT AGL.
TRANSPORT WINDS.....NORTHEAST 5 TO 10 MPH UNTIL 1200, THEN NORTH.
CLEARING INDEX......500.
THURSDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY (40-50%).
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....50-60 F.
24 HR TREND......3 DEGREES WARMER.
MAX HUMIDITY........29-39%.
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.......5000 FT AGL UNTIL 1900, THEN 1500 FT AGL.
TRANSPORT WINDS.....NORTH 5 MPH UNTIL 2400, THEN EAST.
CLEARING INDEX......LESS THAN 500.
FRIDAY
SKY/WEATHER.........MOSTLY CLOUDY (60-70%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....75-85 F NEAR 5000 FEET
64-74 F NEAR 7000 FEET.
24 HR TREND......1 DEGREE WARMER.
MIN HUMIDITY........12-22%.
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.......2000 FT AGL UNTIL 1100, THEN 8000 FT AGL.
TRANSPORT WINDS.....EAST 5 MPH UNTIL 1200, THEN SOUTHWEST.
CLEARING INDEX......LESS THAN 500 UNTIL 1200. 800 AFTER 1500.
FORECAST FOR DAY 3 THROUGH 7
SATURDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS .
LOWS 53-63. HIGHS 76-86. WINDS LESS THAN 15 MPH.
SUNDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS . LOWS
53-63. HIGHS 77-87. WINDS LESS THAN 15 MPH.
MONDAY
MOSTLY CLEAR. ISOLATED SHOWERS NEAR 5000 FEET AND
ISOLATED SHOWERS AND THUNDERSTORMS NEAR 7000 FEET. LOWS 53-63.
HIGHS 77-87. WINDS LESS THAN 15 MPH.
TUESDAY
CLEAR. LOWS 52-62. HIGHS 79-89.
WEDNESDAY
MOSTLY CLEAR. ISOLATED SHOWERS NEAR 5000 FEET AND
ISOLATED SHOWERS AND THUNDERSTORMS NEAR 7000 FEET. LOWS 54-64.
HIGHS 81-91.
UTZ491-181300-
SOUTHEAST UTAH-
255 PM MDT WED SEP 17 2025
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (10-20%).
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....49-59 F NEAR 5000 FEET
41-51 F NEAR 8000 FEET.
24 HR TREND......UNCHANGED.
MAX HUMIDITY........36-46%.
24 HR TREND......9% WETTER.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY WINDS 3 TO 6 MPH.
LOCALIZED GUSTS UP TO 20 MPH IN THE EVENING.
CWR.................0 PERCENT.
MIXING HEIGHT.......9500 FT AGL UNTIL 1900, THEN 1500 FT AGL.
TRANSPORT WINDS.....NORTHEAST 5 MPH.
CLEARING INDEX......1050 UNTIL 1900, THEN LESS THAN 500.
THURSDAY
SKY/WEATHER.........MOSTLY SUNNY (20-30%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....75-85 F NEAR 5000 FEET
60-70 F NEAR 8000 FEET.
24 HR TREND......3 DEGREES COOLER.
MIN HUMIDITY........11-16%.
24 HR TREND......2% 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 1100, THEN 8500 FT AGL.
TRANSPORT WINDS.....NORTHEAST 5 MPH UNTIL 1200, THEN NORTHWEST.
CLEARING INDEX......650.
THURSDAY NIGHT
SKY/WEATHER.........NEAR 5000 FEET, PARTLY CLOUDY (40-50%) UNTIL
2400, THEN MOSTLY CLOUDY (60-70%). NEAR 8000
FEET, PARTLY CLOUDY (40-50%).
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....52-62 F NEAR 5000 FEET
45-55 F NEAR 8000 FEET.
24 HR TREND......5 DEGREES WARMER.
MAX HUMIDITY........28-38%.
24 HR TREND......7% DRIER.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING
DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BY SUNSET.
CWR.................0 PERCENT.
MIXING HEIGHT.......8000 FT AGL UNTIL 1900, THEN 1500 FT AGL.
TRANSPORT WINDS.....NORTH 5 MPH UNTIL 2400, THEN EAST.
CLEARING INDEX......500 UNTIL 1900, THEN LESS THAN 500.
FRIDAY
SKY/WEATHER.........NEAR 5000 FEET, MOSTLY CLOUDY (70-80%) UNTIL
1200, THEN PARTLY CLOUDY (50-60%), ISOLATED
SHOWERS. ISOLATED THUNDERSTORMS AFTER 1200.
NEAR 8000 FEET, MOSTLY CLOUDY (60-70%),
ISOLATED SHOWERS AND THUNDERSTORMS AFTER 1200.
CHC OF LIGHTNING....20 PERCENT.
MAX TEMPERATURE.....73-83 F NEAR 5000 FEET
61-71 F NEAR 8000 FEET.
24 HR TREND......1 DEGREE COOLER.
MIN HUMIDITY........20-30%.
24 HR TREND......14% WETTER.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BECOMING
UPSLOPE/UPVALLEY 4 TO 8 MPH BY 1100.
CWR.................10 PERCENT.
MIXING HEIGHT.......8000 FT AGL.
TRANSPORT WINDS.....SOUTHEAST 5 TO 10 MPH UNTIL 1200, THEN
SOUTHWEST.
CLEARING INDEX......LESS THAN 500 UNTIL 1300. 850 AFTER 1500.
FORECAST FOR DAY 3 THROUGH 7
SATURDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS .
LOWS 52-62. HIGHS 77-87. WINDS LESS THAN 15 MPH.
SUNDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS NEAR
8000 FEET. LOWS 52-62. HIGHS 78-88. WINDS LESS THAN 15 MPH.
MONDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS NEAR
8000 FEET. LOWS 52-62. HIGHS 79-89. WINDS LESS THAN 15 MPH.
TUESDAY
CLEAR. LOWS 51-61. HIGHS 81-91.
WEDNESDAY
CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS . LOWS
53-63. HIGHS 82-92.
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