826
FNUS55 KGJT 160955
FWFGJT
FIRE WEATHER PLANNING FORECAST FOR WRN COLORADO AND ERN UTAH
NATIONAL WEATHER SERVICE GRAND JUNCTION CO
355 AM MDT TUE SEP 16 2025
DISCUSSION
AN UPPER LEVEL TROUGH AND SURFACE COLD FRONT WILL MOVE ACROSS THE
AREA TODAY BRINGING SHOWERS AND THUNDERSTORMS TO THE REGION.
HIGHER TERRAIN IS FAVORED AND THEN THE NORTHERN VALLEYS HEADING
INTO THE EVENING HOURS. A FEW SHOWERS AND STORMS WILL BE POSSIBLE
WEDNESDAY ALONG THE CONTINENTAL DIVIDE BUT COVERAGE WILL BE LESS
THEN SEEN TODAY. DRIER AIR THEN MOVES IN THROUGH THE END OF THE
WEEK.
...GUSTY ERRATIC WINDS CAN BE EXPECTED NEAR ANY SHOWERS
OR THUNDERSTORMS...
..THE SMOKE DATA IS CALCULATED FROM AN AVERAGE AT 6000 FEET MSL
COZ200-170200-
LITTLE SNAKE FORECAST AREA-
355 AM MDT TUE SEP 16 2025
TODAY
SKY/WEATHER.........PARTLY CLOUDY (40-50%). ISOLATED THUNDERSTORMS
UNTIL 1200. SCATTERED SHOWERS. SCATTERED
THUNDERSTORMS AFTER 1200.
CHC OF LIGHTNING....50 PERCENT.
MAX TEMPERATURE.....65-75 F NEAR 6000 FEET
55-65 F NEAR 8000 FEET.
MIN HUMIDITY........25-35% NEAR 6000 FEET
33-43% NEAR 8000 FEET.
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....SOUTHWEST 20 TO 30 MPH.
MIXING HEIGHT.......3500 FT AGL UNTIL 1200, THEN 8500 FT AGL.
TRANSPORT WINDS.....NORTHEAST 10 TO 15 MPH UNTIL 1200, THEN
NORTHWEST.
SMOKE DISPERSAL.....POOR UNTIL 0900. GOOD AFTER 1500.
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (40-50%). NEAR 6000 FEET,
ISOLATED SHOWERS AND THUNDERSTORMS UNTIL 2400.
NEAR 8000 FEET, SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS UNTIL 2400, ISOLATED SHOWERS AFTER
2400.
CHC OF LIGHTNING....20 PERCENT.
MIN TEMPERATURE.....39-49 F.
MAX HUMIDITY........81-96% NEAR 6000 FEET
73-88% NEAR 8000 FEET.
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 15 TO 20 MPH.
MIXING HEIGHT.......5000 FT AGL UNTIL 1900, THEN 2000 FT AGL.
TRANSPORT WINDS.....NORTHEAST 5 MPH.
SMOKE DISPERSAL.....POOR.
WEDNESDAY
SKY/WEATHER.........NEAR 6000 FEET, MOSTLY SUNNY (20-30%), ISOLATED
SHOWERS. ISOLATED THUNDERSTORMS AFTER 1200.
NEAR 8000 FEET, PARTLY CLOUDY (30-40%),
SCATTERED SHOWERS UNTIL 1200, THEN ISOLATED
SHOWERS AND THUNDERSTORMS.
CHC OF LIGHTNING....10 PERCENT.
MAX TEMPERATURE.....61-71 F NEAR 6000 FEET
50-60 F NEAR 8000 FEET.
MIN HUMIDITY........28-38% NEAR 6000 FEET
38-48% NEAR 8000 FEET.
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....NORTHWEST 15 TO 20 MPH.
MIXING HEIGHT.......2000 FT AGL UNTIL 1000, THEN 8500 FT AGL.
TRANSPORT WINDS.....NORTH 5 TO 10 MPH.
SMOKE DISPERSAL.....POOR UNTIL 0900. GOOD AFTER 1500.
FORECAST FOR DAY 3 THROUGH 7
THURSDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS NEAR
8000 FEET. LOWS 39-49. HIGHS 65-75. WINDS LESS THAN 15 MPH.
FRIDAY
MOSTLY CLEAR. LOWS 38-48. HIGHS 70-80. WINDS LESS THAN
15 MPH.
SATURDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 43-53. HIGHS 71-81. WINDS LESS THAN 15 MPH.
SUNDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
42-52. HIGHS 69-79.
MONDAY
MOSTLY CLEAR. LOWS 40-50. HIGHS 71-81.
COZ201-170200-
ROUTT FORECAST AREA-
355 AM MDT TUE SEP 16 2025
TODAY
SKY/WEATHER.........PARTLY CLOUDY (50-60%). ISOLATED THUNDERSTORMS
UNTIL 1200. SCATTERED SHOWERS. SCATTERED
THUNDERSTORMS AFTER 1200.
CHC OF LIGHTNING....50 PERCENT.
MAX TEMPERATURE.....60-70 F.
MIN HUMIDITY........24-34%.
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....SOUTHWEST 20 TO 25 MPH.
MIXING HEIGHT.......2000 FT AGL UNTIL 1000. 9500 FT AGL AFTER 1100.
TRANSPORT WINDS.....SOUTH 5 TO 10 MPH UNTIL 1200, THEN WEST 15 TO
20 MPH.
SMOKE DISPERSAL.....POOR UNTIL 0900. VERY GOOD AFTER 1200.
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (40-50%). SCATTERED SHOWERS AND
THUNDERSTORMS UNTIL 2400, ISOLATED SHOWERS AFTER
2400.
CHC OF LIGHTNING....50 PERCENT.
MIN TEMPERATURE.....34-44 F.
MAX HUMIDITY........76-91%.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING
DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BY SUNSET.
CWR.................50 PERCENT.
15K FT MSL WINDS....WEST 15 TO 20 MPH.
MIXING HEIGHT.......4500 FT AGL UNTIL 1900, THEN 2000 FT AGL.
TRANSPORT WINDS.....NORTHEAST 5 TO 10 MPH UNTIL 2400, THEN
SOUTHEAST.
SMOKE DISPERSAL.....POOR.
WEDNESDAY
SKY/WEATHER.........PARTLY CLOUDY (40-50%). ISOLATED THUNDERSTORMS
UNTIL 1200. SCATTERED SHOWERS. SCATTERED
THUNDERSTORMS AFTER 1200.
CHC OF LIGHTNING....40 PERCENT.
MAX TEMPERATURE.....53-63 F.
MIN HUMIDITY........38-48%.
20-FOOT WINDS.......UPSLOPE/UPVALLEY WINDS 4 TO 8 MPH. LOCALIZED
GUSTS UP TO 20 MPH IN THE AFTERNOON.
CWR.................40 PERCENT.
15K FT MSL WINDS....NORTHWEST 15 TO 20 MPH.
MIXING HEIGHT.......3000 FT AGL UNTIL 1100, THEN 6500 FT AGL.
TRANSPORT WINDS.....NORTHWEST 5 MPH.
SMOKE DISPERSAL.....POOR UNTIL 0900. FAIR AFTER 1200.
FORECAST FOR DAY 3 THROUGH 7
THURSDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 33-43. HIGHS 56-66. WINDS LESS THAN 15 MPH.
FRIDAY
MOSTLY CLEAR. LOWS 34-44. HIGHS 61-71. WINDS LESS THAN
15 MPH.
SATURDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 39-49. HIGHS 61-71. WINDS LESS THAN 15 MPH.
SUNDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
38-48. HIGHS 58-68.
MONDAY
MOSTLY CLEAR. ISOLATED SHOWERS. LOWS 36-46. HIGHS
61-71.
COZ202-170200-
WHITE RIVER FORECAST AREA-
355 AM MDT TUE SEP 16 2025
TODAY
SKY/WEATHER.........PARTLY CLOUDY (40-50%). SCATTERED SHOWERS AND
THUNDERSTORMS AFTER 1200. ISOLATED SHOWERS
UNTIL 1200.
CHC OF LIGHTNING....50 PERCENT.
MAX TEMPERATURE.....66-76 F NEAR 6000 FEET
60-70 F NEAR 8000 FEET.
MIN HUMIDITY........21-31%.
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....SOUTHWEST 20 TO 30 MPH.
MIXING HEIGHT.......4000 FT AGL UNTIL 1300, THEN 9500 FT AGL.
TRANSPORT WINDS.....NORTHEAST 5 TO 10 MPH UNTIL 1200, THEN WEST.
SMOKE DISPERSAL.....POOR UNTIL 0900. VERY GOOD AFTER 1500.
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (40-50%). NEAR 6000 FEET,
ISOLATED SHOWERS AND THUNDERSTORMS UNTIL 2400.
NEAR 8000 FEET, SCATTERED SHOWERS AND
THUNDERSTORMS UNTIL 2400.
CHC OF LIGHTNING....10 PERCENT.
MIN TEMPERATURE.....37-47 F.
MAX HUMIDITY........81-96% NEAR 6000 FEET
65-80% NEAR 8000 FEET.
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....WEST 20 TO 25 MPH BECOMING NORTHWEST 15 TO 20
MPH AFTER MIDNIGHT.
MIXING HEIGHT.......4500 FT AGL UNTIL 1900, THEN 1500 FT AGL.
TRANSPORT WINDS.....NORTHEAST 5 MPH.
SMOKE DISPERSAL.....POOR.
WEDNESDAY
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%), SCATTERED SHOWERS AND
ISOLATED THUNDERSTORMS AFTER 1200.
CHC OF LIGHTNING....10 PERCENT.
MAX TEMPERATURE.....62-72 F NEAR 6000 FEET
54-64 F NEAR 8000 FEET.
MIN HUMIDITY........25-35% NEAR 6000 FEET
31-41% NEAR 8000 FEET.
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....NORTHWEST 15 TO 20 MPH.
MIXING HEIGHT.......3500 FT AGL UNTIL 1200, THEN 7500 FT AGL.
TRANSPORT WINDS.....NORTH 5 TO 10 MPH.
SMOKE DISPERSAL.....POOR UNTIL 0900. FAIR AFTER 1500.
FORECAST FOR DAY 3 THROUGH 7
THURSDAY
MOSTLY CLEAR. LOWS 38-48. HIGHS 65-75. WINDS LESS
THAN 15 MPH.
FRIDAY
MOSTLY CLEAR. LOWS 39-49. HIGHS 70-80. WINDS LESS THAN
15 MPH.
SATURDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 43-53. HIGHS 70-80. WINDS LESS THAN 15 MPH.
SUNDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
42-52. HIGHS 69-79.
MONDAY
MOSTLY CLEAR. LOWS 41-51. HIGHS 70-80.
COZ203-170200-
LOWER COLORADO RIVER-
355 AM MDT TUE SEP 16 2025
TODAY
SKY/WEATHER.........MOSTLY SUNNY (20-30%) UNTIL 1200, THEN PARTLY
CLOUDY (30-40%). SCATTERED SHOWERS AND
THUNDERSTORMS AFTER 1200.
CHC OF LIGHTNING....30 PERCENT.
MAX TEMPERATURE.....73-83 F NEAR 6000 FEET
64-74 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.................10 PERCENT.
15K FT MSL WINDS....SOUTHWEST 20 TO 25 MPH.
MIXING HEIGHT.......3000 FT AGL UNTIL 1100, THEN 13000 FT AGL.
TRANSPORT WINDS.....SOUTH 5 MPH UNTIL 1200, THEN SOUTHWEST 15 TO 20
MPH.
SMOKE DISPERSAL.....POOR UNTIL 0900. EXCELLENT AFTER 1200.
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (30-40%). SCATTERED SHOWERS AND
ISOLATED THUNDERSTORMS UNTIL 2400.
CHC OF LIGHTNING....10 PERCENT.
MIN TEMPERATURE.....44-54 F.
MAX HUMIDITY........56-66%.
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....WEST 20 TO 25 MPH.
MIXING HEIGHT.......9000 FT AGL UNTIL 1900, THEN 2500 FT AGL.
TRANSPORT WINDS.....NORTHEAST 5 MPH.
SMOKE DISPERSAL.....FAIR UNTIL 2100, THEN POOR.
WEDNESDAY
SKY/WEATHER.........MOSTLY SUNNY (10-20%). ISOLATED SHOWERS AND
THUNDERSTORMS AFTER 1200.
CHC OF LIGHTNING....10 PERCENT.
MAX TEMPERATURE.....68-78 F NEAR 6000 FEET
60-70 F NEAR 8000 FEET.
MIN HUMIDITY........17-27%.
20-FOOT WINDS.......UPSLOPE/UPVALLEY WINDS 4 TO 8 MPH. LOCALIZED
GUSTS UP TO 20 MPH IN THE AFTERNOON.
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 9000 FT AGL.
TRANSPORT WINDS.....NORTH 5 MPH UNTIL 1200, THEN NORTHWEST.
SMOKE DISPERSAL.....POOR UNTIL 0900. GOOD AFTER 1500.
FORECAST FOR DAY 3 THROUGH 7
THURSDAY
MOSTLY CLEAR. LOWS 44-54. HIGHS 70-80. WINDS LESS
THAN 15 MPH.
FRIDAY
MOSTLY CLEAR. LOWS 45-55. HIGHS 73-83. WINDS LESS THAN
15 MPH.
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 71-81.
MONDAY
MOSTLY CLEAR. ISOLATED SHOWERS. LOWS 46-56. HIGHS
72-82.
COZ205-170200-
COLORADO RIVER HEADWATERS-
355 AM MDT TUE SEP 16 2025
TODAY
SKY/WEATHER.........PARTLY CLOUDY (40-50%). SCATTERED SHOWERS AND
THUNDERSTORMS AFTER 1200.
CHC OF LIGHTNING....40 PERCENT.
MAX TEMPERATURE.....66-76 F.
MIN HUMIDITY........18-28%.
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....SOUTHWEST 20 TO 25 MPH.
MIXING HEIGHT.......3000 FT AGL UNTIL 1000, THEN 10500 FT AGL.
TRANSPORT WINDS.....SOUTH 5 TO 10 MPH UNTIL 1200, THEN SOUTHWEST 15
TO 20 MPH.
SMOKE DISPERSAL.....POOR UNTIL 0900, THEN FAIR UNTIL 1200, THEN
EXCELLENT UNTIL 1500, THEN VERY GOOD.
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (40-50%). SCATTERED SHOWERS AND
THUNDERSTORMS UNTIL 2400, ISOLATED SHOWERS AFTER
2400.
CHC OF LIGHTNING....50 PERCENT.
MIN TEMPERATURE.....37-47 F.
MAX HUMIDITY........70-85%.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING
DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BY SUNSET.
CWR.................40 PERCENT.
15K FT MSL WINDS....WEST 20 TO 30 MPH.
MIXING HEIGHT.......6500 FT AGL UNTIL 1900, THEN 2500 FT AGL.
TRANSPORT WINDS.....NORTHEAST 5 TO 10 MPH UNTIL 2400, THEN
SOUTHEAST.
SMOKE DISPERSAL.....POOR.
WEDNESDAY
SKY/WEATHER.........MOSTLY SUNNY (20-30%) UNTIL 1200, THEN PARTLY
CLOUDY (30-40%). ISOLATED SHOWERS UNTIL
1200, SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS AFTER 1200.
CHC OF LIGHTNING....20 PERCENT.
MAX TEMPERATURE.....58-68 F.
MIN HUMIDITY........25-35%.
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.......3500 FT AGL UNTIL 1100, THEN 8000 FT AGL.
TRANSPORT WINDS.....NORTHWEST 5 MPH.
SMOKE DISPERSAL.....POOR UNTIL 0900. GOOD AFTER 1200.
FORECAST FOR DAY 3 THROUGH 7
THURSDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 34-44. HIGHS 59-69. WINDS LESS THAN 15 MPH.
FRIDAY
MOSTLY CLEAR. LOWS 35-45. HIGHS 63-73. WINDS LESS THAN
15 MPH.
SATURDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 39-49. HIGHS 63-73. WINDS LESS THAN 15 MPH.
SUNDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
38-48. HIGHS 61-71.
MONDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
36-46. HIGHS 63-73.
COZ290-170200-
PARADOX VALLEY FORECAST AREA-
355 AM MDT TUE SEP 16 2025
TODAY
SKY/WEATHER.........NEAR 6000 FEET, MOSTLY SUNNY (20-30%). NEAR
8000 FEET, MOSTLY SUNNY (20-30%) UNTIL 1200,
THEN PARTLY CLOUDY (30-40%). ISOLATED SHOWERS
AND THUNDERSTORMS AFTER 1200.
CHC OF LIGHTNING....10 PERCENT.
MAX TEMPERATURE.....74-84 F NEAR 6000 FEET
65-75 F NEAR 8000 FEET.
MIN HUMIDITY........11-16% NEAR 6000 FEET
15-25% 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.
MIXING HEIGHT.......3000 FT AGL UNTIL 1100. 13000 FT AGL AFTER
1200.
TRANSPORT WINDS.....SOUTH 5 MPH UNTIL 1200, THEN SOUTHWEST 15 TO 20
MPH.
SMOKE DISPERSAL.....POOR UNTIL 0900. EXCELLENT AFTER 1200.
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (10-20%).
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....41-51 F NEAR 6000 FEET
39-49 F NEAR 8000 FEET.
MAX HUMIDITY........41-51% NEAR 6000 FEET
48-58% 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 20 TO 25 MPH INCREASING TO 20 TO 30 MPH
AFTER MIDNIGHT.
MIXING HEIGHT.......11000 FT AGL UNTIL 1900, THEN 2000 FT AGL.
TRANSPORT WINDS.....NORTHWEST 5 TO 10 MPH UNTIL 2400, THEN
NORTHEAST.
SMOKE DISPERSAL.....FAIR UNTIL 2100, THEN POOR.
WEDNESDAY
SKY/WEATHER.........SUNNY (0-10%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....69-79 F NEAR 6000 FEET
61-71 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 20 TO 25 MPH BECOMING NORTHWEST 15 TO 20
MPH IN THE AFTERNOON.
MIXING HEIGHT.......3000 FT AGL UNTIL 1100, THEN 8500 FT AGL.
TRANSPORT WINDS.....NORTHWEST 5 MPH.
SMOKE DISPERSAL.....POOR UNTIL 0900. GOOD AFTER 1200.
FORECAST FOR DAY 3 THROUGH 7
THURSDAY
CLEAR. LOWS 44-54. HIGHS 72-82. WINDS LESS THAN
15 MPH.
FRIDAY
PARTLY CLOUDY. LOWS 46-56. HIGHS 75-85. WINDS LESS THAN
15 MPH.
SATURDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS
NEAR 6000 FEET AND SCATTERED SHOWERS AND THUNDERSTORMS NEAR
8000 FEET. LOWS 49-59. HIGHS 74-84. WINDS LESS THAN 15 MPH.
SUNDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
48-58. HIGHS 72-82.
MONDAY
MOSTLY CLEAR. ISOLATED SHOWERS. LOWS 46-56. HIGHS
74-84.
COZ291-170200-
NORTHERN SAN JUAN FORECAST AREA-
355 AM MDT TUE SEP 16 2025
TODAY
SKY/WEATHER.........PARTLY CLOUDY (40-50%). SCATTERED SHOWERS AND
THUNDERSTORMS AFTER 1200.
CHC OF LIGHTNING....30 PERCENT.
MAX TEMPERATURE.....63-73 F.
MIN HUMIDITY........18-28%.
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.
MIXING HEIGHT.......2000 FT AGL UNTIL 0900. 11000 FT AGL AFTER
1000.
TRANSPORT WINDS.....SOUTHWEST 10 TO 15 MPH.
SMOKE DISPERSAL.....POOR UNTIL 0900. EXCELLENT AFTER 1200.
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (20-30%). ISOLATED SHOWERS AND
THUNDERSTORMS UNTIL 2400.
CHC OF LIGHTNING....10 PERCENT.
MIN TEMPERATURE.....39-49 F.
MAX HUMIDITY........49-59%.
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 20 TO 25 MPH.
MIXING HEIGHT.......8500 FT AGL UNTIL 1900. 2000 FT AGL AFTER 2000.
TRANSPORT WINDS.....SOUTH 5 MPH.
SMOKE DISPERSAL.....FAIR UNTIL 2100, THEN POOR.
WEDNESDAY
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....WEST 20 TO 25 MPH DECREASING TO 15 TO 20 MPH IN
THE AFTERNOON.
MIXING HEIGHT.......3000 FT AGL UNTIL 1000, THEN 8500 FT AGL.
TRANSPORT WINDS.....WEST 5 TO 10 MPH.
SMOKE DISPERSAL.....POOR UNTIL 0900. GOOD AFTER 1200.
FORECAST FOR DAY 3 THROUGH 7
THURSDAY
CLEAR. LOWS 36-46. HIGHS 63-73. WINDS LESS THAN
15 MPH.
FRIDAY
PARTLY CLOUDY. ISOLATED SHOWERS. LOWS 37-47. HIGHS
65-75. WINDS LESS THAN 15 MPH.
SATURDAY
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.
LOWS 40-50. HIGHS 64-74. WINDS LESS THAN 15 MPH.
SUNDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
39-49. HIGHS 62-72.
MONDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
38-48. HIGHS 65-75.
COZ292-170200-
NORTH FORK FORECAST AREA-
355 AM MDT TUE SEP 16 2025
TODAY
SKY/WEATHER.........NEAR 6000 FEET, MOSTLY SUNNY (20-30%) UNTIL
1200, THEN PARTLY CLOUDY (30-40%). NEAR 8000
FEET, PARTLY CLOUDY (40-50%). SCATTERED SHOWERS
AND THUNDERSTORMS AFTER 1200.
CHC OF LIGHTNING....30 PERCENT.
MAX TEMPERATURE.....74-84 F NEAR 6000 FEET
64-74 F NEAR 8000 FEET.
MIN HUMIDITY........15-25%.
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.
MIXING HEIGHT.......2500 FT AGL UNTIL 1000. 13000 FT AGL AFTER
1200.
TRANSPORT WINDS.....SOUTH 5 TO 10 MPH UNTIL 1200, THEN WEST 15 TO
20 MPH.
SMOKE DISPERSAL.....POOR UNTIL 0900. EXCELLENT AFTER 1200.
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (30-40%). ISOLATED SHOWERS AND
THUNDERSTORMS UNTIL 2400.
CHC OF LIGHTNING....10 PERCENT.
MIN TEMPERATURE.....41-51 F NEAR 6000 FEET
39-49 F NEAR 8000 FEET.
MAX HUMIDITY........56-71%.
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 20 TO 30 MPH.
MIXING HEIGHT.......9000 FT AGL UNTIL 1900, THEN 2000 FT AGL.
TRANSPORT WINDS.....NORTHWEST 5 TO 10 MPH UNTIL 2400, THEN
SOUTHEAST.
SMOKE DISPERSAL.....FAIR UNTIL 2100, THEN POOR.
WEDNESDAY
SKY/WEATHER.........MOSTLY SUNNY (10-20%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....69-79 F NEAR 6000 FEET
59-69 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....WEST 20 TO 25 MPH DECREASING TO 15 TO 20 MPH IN
THE AFTERNOON.
MIXING HEIGHT.......3000 FT AGL UNTIL 1100, THEN 8500 FT AGL.
TRANSPORT WINDS.....WEST 5 MPH.
SMOKE DISPERSAL.....POOR UNTIL 1200. GOOD AFTER 1500.
FORECAST FOR DAY 3 THROUGH 7
THURSDAY
CLEAR. LOWS 42-52. HIGHS 71-81. WINDS LESS THAN
15 MPH.
FRIDAY
PARTLY CLOUDY. LOWS 44-54. HIGHS 74-84. WINDS LESS THAN
15 MPH.
SATURDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 47-57. HIGHS 73-83. WINDS LESS THAN 15 MPH.
SUNDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
47-57. HIGHS 72-82.
MONDAY
MOSTLY CLEAR. ISOLATED SHOWERS NEAR 8000 FEET. LOWS
45-55. HIGHS 73-83.
COZ293-170200-
GUNNISON BASIN FORECAST AREA-
355 AM MDT TUE SEP 16 2025
TODAY
SKY/WEATHER.........PARTLY CLOUDY (40-50%). ISOLATED SHOWERS UNTIL
1200, SCATTERED SHOWERS AND THUNDERSTORMS AFTER
1200.
CHC OF LIGHTNING....30 PERCENT.
MAX TEMPERATURE.....63-73 F.
MIN HUMIDITY........23-33%.
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....SOUTHWEST 20 TO 25 MPH.
MIXING HEIGHT.......2500 FT AGL UNTIL 1000, THEN 10000 FT AGL.
TRANSPORT WINDS.....SOUTH 5 MPH UNTIL 1200, THEN SOUTHWEST 10 TO 15
MPH.
SMOKE DISPERSAL.....POOR UNTIL 0900. VERY GOOD AFTER 1200.
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (40-50%). SCATTERED SHOWERS AND
ISOLATED THUNDERSTORMS UNTIL 2400, ISOLATED
SHOWERS AFTER 2400.
CHC OF LIGHTNING....20 PERCENT.
MIN TEMPERATURE.....37-47 F.
MAX HUMIDITY........67-82%.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING
DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BY SUNSET.
CWR.................30 PERCENT.
15K FT MSL WINDS....WEST 20 TO 30 MPH.
MIXING HEIGHT.......7000 FT AGL UNTIL 1900, THEN 2500 FT AGL.
TRANSPORT WINDS.....EAST 5 MPH.
SMOKE DISPERSAL.....POOR.
WEDNESDAY
SKY/WEATHER.........MOSTLY SUNNY (20-30%). ISOLATED SHOWERS AND
THUNDERSTORMS AFTER 1200.
CHC OF LIGHTNING....10 PERCENT.
MAX TEMPERATURE.....63-73 F.
MIN HUMIDITY........19-29%.
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 1100, THEN 9000 FT AGL.
TRANSPORT WINDS.....NORTHWEST 5 MPH UNTIL 1200, THEN WEST 10 TO 15
MPH.
SMOKE DISPERSAL.....POOR UNTIL 0900. GOOD AFTER 1200.
FORECAST FOR DAY 3 THROUGH 7
THURSDAY
MOSTLY CLEAR. ISOLATED SHOWERS. LOWS 33-43. HIGHS
62-72. WINDS LESS THAN 15 MPH.
FRIDAY
MOSTLY CLEAR. LOWS 34-44. HIGHS 64-74. WINDS LESS THAN
15 MPH.
SATURDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 37-47. HIGHS 64-74. WINDS LESS THAN 15 MPH.
SUNDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
37-47. HIGHS 63-73.
MONDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
35-45. HIGHS 65-75.
COZ207-170200-
SOUTHWEST COLORADO LOWER FORECAST AREA-
355 AM MDT TUE SEP 16 2025
TODAY
SKY/WEATHER.........MOSTLY SUNNY (20-30%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....73-83 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....SOUTHWEST 20 TO 25 MPH.
MIXING HEIGHT.......1500 FT AGL UNTIL 1000. 13000 FT AGL AFTER
1100.
TRANSPORT WINDS.....SOUTHEAST 5 TO 10 MPH UNTIL 1200, THEN
SOUTHWEST.
SMOKE DISPERSAL.....POOR UNTIL 0900. EXCELLENT AFTER 1200.
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (10-20%).
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....45-55 F.
MAX HUMIDITY........44-54%.
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 20 TO 25 MPH.
MIXING HEIGHT.......11000 FT AGL UNTIL 1900, THEN 2000 FT AGL.
TRANSPORT WINDS.....NORTHWEST 5 TO 10 MPH UNTIL 2400, THEN
NORTHEAST.
SMOKE DISPERSAL.....FAIR UNTIL 2100, THEN POOR.
WEDNESDAY
SKY/WEATHER.........SUNNY (0-10%).
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.
MIXING HEIGHT.......2500 FT AGL UNTIL 1100, THEN 8500 FT AGL.
TRANSPORT WINDS.....NORTH 5 MPH UNTIL 1200, THEN WEST 10 TO 15 MPH.
SMOKE DISPERSAL.....POOR UNTIL 0900. GOOD AFTER 1200.
FORECAST FOR DAY 3 THROUGH 7
THURSDAY
CLEAR. LOWS 42-52. HIGHS 74-84. WINDS LESS THAN
15 MPH.
FRIDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
43-53. HIGHS 74-84. WINDS LESS THAN 15 MPH.
SATURDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 46-56. HIGHS 74-84. WINDS LESS THAN 15 MPH.
SUNDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
45-55. HIGHS 73-83.
MONDAY
MOSTLY CLEAR. LOWS 43-53. HIGHS 75-85.
COZ294-170200-
SOUTHWEST COLORADO UPPER WEST FORECAST AREA-
355 AM MDT TUE SEP 16 2025
TODAY
SKY/WEATHER.........PARTLY CLOUDY (30-40%). ISOLATED SHOWERS AND
THUNDERSTORMS AFTER 1200.
CHC OF LIGHTNING....10 PERCENT.
MAX TEMPERATURE.....63-73 F.
MIN HUMIDITY........15-25%.
20-FOOT WINDS.......UPSLOPE/UPVALLEY WINDS 4 TO 8 MPH. LOCALIZED
GUSTS UP TO 25 MPH.
CWR.................10 PERCENT.
15K FT MSL WINDS....SOUTHWEST 20 TO 25 MPH.
MIXING HEIGHT.......1000 FT AGL UNTIL 0900. 10000 FT AGL AFTER
1000.
TRANSPORT WINDS.....SOUTH 5 TO 10 MPH UNTIL 1200, THEN SOUTHWEST 15
TO 20 MPH.
SMOKE DISPERSAL.....POOR UNTIL 0900. EXCELLENT AFTER 1200.
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (10-20%).
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....40-50 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 20 TO 25 MPH.
MIXING HEIGHT.......8000 FT AGL UNTIL 1900, THEN 1500 FT AGL.
TRANSPORT WINDS.....WEST 5 TO 10 MPH UNTIL 2400, THEN NORTHEAST.
SMOKE DISPERSAL.....POOR.
WEDNESDAY
SKY/WEATHER.........SUNNY (0-10%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....62-72 F.
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 20 TO 25 MPH BECOMING NORTHWEST 15 TO 20
MPH IN THE AFTERNOON.
MIXING HEIGHT.......2000 FT AGL UNTIL 1000, THEN 8000 FT AGL.
TRANSPORT WINDS.....NORTH 5 MPH UNTIL 1200, THEN NORTHWEST 10 TO 15
MPH.
SMOKE DISPERSAL.....POOR UNTIL 0900. GOOD AFTER 1200.
FORECAST FOR DAY 3 THROUGH 7
THURSDAY
CLEAR. LOWS 35-45. HIGHS 64-74. WINDS LESS THAN
15 MPH.
FRIDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
37-47. HIGHS 65-75. WINDS LESS THAN 15 MPH.
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
38-48. HIGHS 63-73.
MONDAY
MOSTLY CLEAR. ISOLATED SHOWERS. LOWS 37-47. HIGHS
65-75.
COZ295-170200-
SOUTHWEST COLORADO UPPER EAST FORECAST AREA-
355 AM MDT TUE SEP 16 2025
TODAY
SKY/WEATHER.........PARTLY CLOUDY (40-50%). ISOLATED SHOWERS.
ISOLATED THUNDERSTORMS AFTER 1200.
CHC OF LIGHTNING....20 PERCENT.
MAX TEMPERATURE.....67-77 F.
MIN HUMIDITY........23-33%.
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.
MIXING HEIGHT.......2500 FT AGL UNTIL 1000, THEN 10000 FT AGL.
TRANSPORT WINDS.....SOUTHEAST 5 MPH UNTIL 1200, THEN SOUTHWEST 10
TO 15 MPH.
SMOKE DISPERSAL.....POOR UNTIL 0900. GOOD AFTER 1200.
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (10-20%). ISOLATED SHOWERS AND
THUNDERSTORMS UNTIL 2400.
CHC OF LIGHTNING....10 PERCENT.
MIN TEMPERATURE.....39-49 F.
MAX HUMIDITY........62-77%.
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 20 TO 30 MPH.
MIXING HEIGHT.......6500 FT AGL UNTIL 1900, THEN 2500 FT AGL.
TRANSPORT WINDS.....WEST 5 TO 10 MPH UNTIL 2400, THEN EAST.
SMOKE DISPERSAL.....POOR.
WEDNESDAY
SKY/WEATHER.........MOSTLY SUNNY (10-20%). ISOLATED SHOWERS AND
THUNDERSTORMS AFTER 1200.
CHC OF LIGHTNING....10 PERCENT.
MAX TEMPERATURE.....66-76 F.
MIN HUMIDITY........15-25%.
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 1000, THEN 9000 FT AGL.
TRANSPORT WINDS.....SOUTH 5 MPH UNTIL 1200, THEN WEST 10 TO 15 MPH.
SMOKE DISPERSAL.....POOR UNTIL 0900. VERY GOOD AFTER 1200.
FORECAST FOR DAY 3 THROUGH 7
THURSDAY
MOSTLY CLEAR. ISOLATED SHOWERS. LOWS 35-45. HIGHS
65-75. WINDS LESS THAN 15 MPH.
FRIDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
36-46. HIGHS 66-76. WINDS LESS THAN 15 MPH.
SATURDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 39-49. HIGHS 66-76. WINDS LESS THAN 15 MPH.
SUNDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
37-47. HIGHS 66-76.
MONDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
37-47. HIGHS 68-78.
UTZ485-170200-
EASTERN ASHLEY NATIONAL FOREST-
355 AM MDT TUE SEP 16 2025
TODAY
SKY/WEATHER.........MOSTLY CLOUDY (60-70%). NEAR 7000 FEET,
ISOLATED THUNDERSTORMS UNTIL 1200. SCATTERED
SHOWERS. SCATTERED THUNDERSTORMS AFTER 1200.
NEAR 10000 FEET, SCATTERED SHOWERS AND
ISOLATED THUNDERSTORMS UNTIL 1200, THEN
NUMEROUS SHOWERS AND SCATTERED THUNDERSTORMS.
CHC OF LIGHTNING....50 PERCENT.
MAX TEMPERATURE.....56-66 F NEAR 7000 FEET
47-57 F NEAR 10000 FEET.
24 HR TREND......9 DEGREES COOLER.
MIN HUMIDITY........34-44% NEAR 7000 FEET
44-54% NEAR 10000 FEET.
24 HR TREND......14% WETTER.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BECOMING
UPSLOPE/UPVALLEY 4 TO 8 MPH BY 1100.
CWR.................50 PERCENT.
MIXING HEIGHT.......7500 FT AGL.
TRANSPORT WINDS.....EAST 5 MPH UNTIL 1200, THEN WEST.
CLEARING INDEX......LESS THAN 500 UNTIL 1200. 1050 AFTER 1300.
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (30-40%). NEAR 7000 FEET,
ISOLATED SHOWERS UNTIL 2400.
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....39-49 F NEAR 7000 FEET
26-36 F NEAR 10000 FEET.
24 HR TREND......4 DEGREES COOLER.
MAX HUMIDITY........67-82% NEAR 7000 FEET
78-93% NEAR 10000 FEET.
24 HR TREND......1% 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.......5500 FT AGL UNTIL 1900, THEN 2000 FT AGL.
TRANSPORT WINDS.....NORTHWEST 5 TO 10 MPH.
CLEARING INDEX......LESS THAN 500.
WEDNESDAY
SKY/WEATHER.........NEAR 7000 FEET, MOSTLY SUNNY (20-30%). NEAR
10000 FEET, MOSTLY SUNNY (10-20%) UNTIL 1200,
THEN PARTLY CLOUDY (40-50%). ISOLATED SHOWERS
AND THUNDERSTORMS AFTER 1200.
CHC OF LIGHTNING....10 PERCENT.
MAX TEMPERATURE.....56-66 F NEAR 7000 FEET
46-56 F NEAR 10000 FEET.
24 HR TREND......1 DEGREE COOLER.
MIN HUMIDITY........35-45% NEAR 7000 FEET
44-54% NEAR 10000 FEET.
24 HR TREND......4% DRIER.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BECOMING
UPSLOPE/UPVALLEY 4 TO 8 MPH BY 1100.
CWR.................10 PERCENT.
MIXING HEIGHT.......3500 FT AGL UNTIL 1200, THEN 7000 FT AGL.
TRANSPORT WINDS.....NORTH 5 MPH.
CLEARING INDEX......700.
FORECAST FOR DAY 3 THROUGH 7
THURSDAY
MOSTLY CLEAR. LOWS 37-47. HIGHS 60-70. WINDS LESS
THAN 15 MPH.
FRIDAY
MOSTLY CLEAR. LOWS 40-50. HIGHS 65-75. WINDS LESS THAN
15 MPH.
SATURDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 43-53. HIGHS 64-74. WINDS LESS THAN 15 MPH.
SUNDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS .
LOWS 42-52. HIGHS 62-72.
MONDAY
MOSTLY CLEAR. LOWS 41-51. HIGHS 65-75.
UTZ486-170200-
EASTERN UINTA BASIN-
355 AM MDT TUE SEP 16 2025
TODAY
SKY/WEATHER.........NEAR 5000 FEET, PARTLY CLOUDY (50-60%). NEAR
8000 FEET, MOSTLY CLOUDY (60-70%). ISOLATED
THUNDERSTORMS UNTIL 1200. SCATTERED SHOWERS.
SCATTERED THUNDERSTORMS AFTER 1200.
CHC OF LIGHTNING....50 PERCENT.
MAX TEMPERATURE.....63-73 F NEAR 5000 FEET
53-63 F NEAR 8000 FEET.
24 HR TREND......6 DEGREES COOLER.
MIN HUMIDITY........27-37% NEAR 5000 FEET
36-46% NEAR 8000 FEET.
24 HR TREND......13% WETTER.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BECOMING
UPSLOPE/UPVALLEY 4 TO 8 MPH BY 1100.
CWR.................30 PERCENT.
MIXING HEIGHT.......8000 FT AGL.
TRANSPORT WINDS.....NORTHEAST 5 TO 10 MPH UNTIL 1200, THEN WEST.
CLEARING INDEX......LESS THAN 500 UNTIL 1300. 1050 AFTER 1400.
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (30-40%). ISOLATED SHOWERS AND
THUNDERSTORMS UNTIL 2400.
CHC OF LIGHTNING....10 PERCENT.
MIN TEMPERATURE.....40-50 F.
24 HR TREND......6 DEGREES COOLER.
MAX HUMIDITY........60-75% NEAR 5000 FEET
68-83% NEAR 8000 FEET.
24 HR TREND......8% WETTER.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING
DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BY SUNSET.
CWR.................10 PERCENT.
MIXING HEIGHT.......5000 FT AGL UNTIL 1900, THEN 2000 FT AGL.
TRANSPORT WINDS.....NORTH 5 TO 10 MPH.
CLEARING INDEX......LESS THAN 500.
WEDNESDAY
SKY/WEATHER.........MOSTLY SUNNY (20-30%). ISOLATED SHOWERS AND
THUNDERSTORMS AFTER 1200.
CHC OF LIGHTNING....10 PERCENT.
MAX TEMPERATURE.....61-71 F NEAR 5000 FEET
48-58 F NEAR 8000 FEET.
24 HR TREND......3 DEGREES COOLER.
MIN HUMIDITY........29-39% NEAR 5000 FEET
37-47% NEAR 8000 FEET.
24 HR TREND......UNCHANGED.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BECOMING
UPSLOPE/UPVALLEY 4 TO 8 MPH BY 1100.
CWR.................0 PERCENT.
MIXING HEIGHT.......8000 FT AGL.
TRANSPORT WINDS.....NORTHEAST 5 MPH.
CLEARING INDEX......700.
FORECAST FOR DAY 3 THROUGH 7
THURSDAY
MOSTLY CLEAR. LOWS 42-52. HIGHS 65-75. WINDS LESS
THAN 15 MPH.
FRIDAY
MOSTLY CLEAR. LOWS 43-53. HIGHS 69-79. WINDS LESS THAN
15 MPH.
SATURDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS .
LOWS 47-57. HIGHS 69-79. WINDS LESS THAN 15 MPH.
SUNDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS .
LOWS 46-56. HIGHS 67-77.
MONDAY
MOSTLY CLEAR. LOWS 45-55. HIGHS 69-79.
UTZ487-170200-
BOOK CLIFFS-
355 AM MDT TUE SEP 16 2025
TODAY
SKY/WEATHER.........NEAR 5000 FEET, PARTLY CLOUDY (30-40%),
ISOLATED SHOWERS AND THUNDERSTORMS UNTIL 1200.
NEAR 8000 FEET, MOSTLY SUNNY (20-30%) UNTIL
1200, THEN PARTLY CLOUDY (40-50%). SCATTERED
SHOWERS AND THUNDERSTORMS AFTER 1200.
CHC OF LIGHTNING....30 PERCENT.
MAX TEMPERATURE.....69-79 F NEAR 5000 FEET
62-72 F NEAR 8000 FEET.
24 HR TREND......8 DEGREES COOLER.
MIN HUMIDITY........20-30%.
24 HR TREND......12% WETTER.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BECOMING
UPSLOPE/UPVALLEY 4 TO 8 MPH BY 1100.
CWR.................20 PERCENT.
MIXING HEIGHT.......3000 FT AGL UNTIL 1200, THEN 10000 FT AGL.
TRANSPORT WINDS.....NORTH 5 MPH UNTIL 1200, THEN NORTHWEST.
CLEARING INDEX......LESS THAN 500 UNTIL 1200. 1050 AFTER 1300.
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (30-40%). ISOLATED SHOWERS UNTIL
2400.
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....43-53 F.
24 HR TREND......5 DEGREES COOLER.
MAX HUMIDITY........62-77%.
24 HR TREND......21% WETTER.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING
DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BY SUNSET.
CWR.................0 PERCENT.
MIXING HEIGHT.......7000 FT AGL UNTIL 1900, THEN 1500 FT AGL.
TRANSPORT WINDS.....NORTH 5 TO 10 MPH UNTIL 2400, THEN NORTHWEST.
CLEARING INDEX......750 UNTIL 1900, THEN LESS THAN 500.
WEDNESDAY
SKY/WEATHER.........SUNNY (0-10%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....65-75 F NEAR 5000 FEET
58-68 F NEAR 8000 FEET.
24 HR TREND......2 DEGREES COOLER.
MIN HUMIDITY........21-31%.
24 HR TREND......UNCHANGED.
20-FOOT WINDS.......UPSLOPE/UPVALLEY WINDS 4 TO 8 MPH. LOCALIZED
GUSTS UP TO 20 MPH IN THE AFTERNOON.
CWR.................0 PERCENT.
MIXING HEIGHT.......2500 FT AGL UNTIL 1100, THEN 7500 FT AGL.
TRANSPORT WINDS.....NORTH 5 MPH.
CLEARING INDEX......LESS THAN 500 UNTIL 1200, THEN 800.
FORECAST FOR DAY 3 THROUGH 7
THURSDAY
MOSTLY CLEAR. LOWS 41-51. HIGHS 67-77. WINDS LESS
THAN 15 MPH.
FRIDAY
PARTLY CLOUDY. LOWS 43-53. HIGHS 71-81. WINDS LESS THAN
15 MPH.
SATURDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS .
LOWS 47-57. HIGHS 71-81. WINDS LESS THAN 15 MPH.
SUNDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS . LOWS
46-56. HIGHS 70-80.
MONDAY
MOSTLY CLEAR. LOWS 45-55. HIGHS 72-82.
UTZ490-170200-
COLORADO RIVER BASIN-
355 AM MDT TUE SEP 16 2025
TODAY
SKY/WEATHER.........NEAR 5000 FEET, MOSTLY SUNNY (20-30%). NEAR
7000 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.....80-90 F NEAR 5000 FEET
68-78 F NEAR 7000 FEET.
24 HR TREND......UNCHANGED.
MIN HUMIDITY........11-16%.
24 HR TREND......1% DRIER.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BECOMING
UPSLOPE/UPVALLEY 4 TO 8 MPH BY 1100.
CWR.................10 PERCENT.
MIXING HEIGHT.......2500 FT AGL UNTIL 1100. 12500 FT AGL AFTER
1300.
TRANSPORT WINDS.....SOUTH 5 MPH UNTIL 1200, THEN WEST 10 TO 15 MPH.
CLEARING INDEX......LESS THAN 500 UNTIL 1100. 1050 AFTER 1200.
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (20-30%).
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....48-58 F.
24 HR TREND......3 DEGREES COOLER.
MAX HUMIDITY........43-53%.
24 HR TREND......15% 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.......10500 FT AGL UNTIL 1900, THEN 1500 FT AGL.
TRANSPORT WINDS.....NORTH 5 TO 10 MPH.
CLEARING INDEX......1050 UNTIL 1900, THEN LESS THAN 500.
WEDNESDAY
SKY/WEATHER.........MOSTLY SUNNY (10-20%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....74-84 F NEAR 5000 FEET
63-73 F NEAR 7000 FEET.
24 HR TREND......6 DEGREES COOLER.
MIN HUMIDITY........13-23% NEAR 5000 FEET
19-29% NEAR 7000 FEET.
24 HR TREND......5% WETTER.
20-FOOT WINDS.......UPSLOPE/UPVALLEY WINDS 4 TO 8 MPH. LOCALIZED
GUSTS UP TO 20 MPH IN THE AFTERNOON.
CWR.................0 PERCENT.
MIXING HEIGHT.......2500 FT AGL UNTIL 1100, THEN 9000 FT AGL.
TRANSPORT WINDS.....NORTHWEST 5 MPH.
CLEARING INDEX......750.
FORECAST FOR DAY 3 THROUGH 7
THURSDAY
CLEAR. LOWS 49-59. HIGHS 73-83. WINDS LESS THAN
15 MPH.
FRIDAY
PARTLY CLOUDY. LOWS 50-60. HIGHS 76-86. WINDS LESS THAN
15 MPH.
SATURDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS .
LOWS 53-63. HIGHS 76-86. WINDS LESS THAN 15 MPH.
SUNDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS . LOWS
52-62. HIGHS 75-85.
MONDAY
MOSTLY CLEAR. LOWS 50-60. HIGHS 75-85.
UTZ491-170200-
SOUTHEAST UTAH-
355 AM MDT TUE SEP 16 2025
TODAY
SKY/WEATHER.........MOSTLY SUNNY (20-30%). NEAR 8000 FEET,
ISOLATED SHOWERS AFTER 1200.
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....79-89 F NEAR 5000 FEET
65-75 F NEAR 8000 FEET.
24 HR TREND......1 DEGREE COOLER.
MIN HUMIDITY........10-15%.
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. 12000 FT AGL AFTER
1100.
TRANSPORT WINDS.....SOUTH 5 MPH UNTIL 1200, THEN WEST 10 TO 15 MPH.
CLEARING INDEX......LESS THAN 500 UNTIL 1000. 1050 AFTER 1100.
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (10-20%).
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....50-60 F NEAR 5000 FEET
42-52 F NEAR 8000 FEET.
24 HR TREND......1 DEGREE COOLER.
MAX HUMIDITY........36-46%.
24 HR TREND......5% DRIER.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING
DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BY SUNSET.
CWR.................0 PERCENT.
MIXING HEIGHT.......11000 FT AGL UNTIL 1900. 1000 FT AGL AFTER
2000.
TRANSPORT WINDS.....NORTHWEST 5 TO 10 MPH.
CLEARING INDEX......1050 UNTIL 1900, THEN LESS THAN 500.
WEDNESDAY
SKY/WEATHER.........SUNNY (0-10%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....77-87 F NEAR 5000 FEET
60-70 F NEAR 8000 FEET.
24 HR TREND......3 DEGREES COOLER.
MIN HUMIDITY........10-15% NEAR 5000 FEET
14-24% NEAR 8000 FEET.
24 HR TREND......1% WETTER.
20-FOOT WINDS.......UPSLOPE/UPVALLEY WINDS 4 TO 8 MPH. LOCALIZED
GUSTS UP TO 20 MPH IN THE AFTERNOON.
CWR.................0 PERCENT.
MIXING HEIGHT.......3500 FT AGL UNTIL 1200, THEN 9000 FT AGL.
TRANSPORT WINDS.....NORTHWEST 5 MPH.
CLEARING INDEX......LESS THAN 500 UNTIL 1300. 1050 AFTER 1500.
FORECAST FOR DAY 3 THROUGH 7
THURSDAY
MOSTLY CLEAR. LOWS 48-58. HIGHS 76-86. WINDS LESS
THAN 15 MPH.
FRIDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS .
LOWS 50-60. HIGHS 76-86. WINDS LESS THAN 15 MPH.
SATURDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS .
LOWS 52-62. HIGHS 76-86. WINDS LESS THAN 15 MPH.
SUNDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS NEAR
8000 FEET. LOWS 51-61. HIGHS 76-86.
MONDAY
MOSTLY CLEAR. ISOLATED SHOWERS NEAR 8000 FEET. LOWS
49-59. HIGHS 77-87.
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