010
FNUS55 KGJT 200704
FWFGJT
FIRE WEATHER PLANNING FORECAST FOR WRN COLORADO AND ERN UTAH
NATIONAL WEATHER SERVICE GRAND JUNCTION CO
104 AM MDT SUN SEP 20 2026
DISCUSSION
ASIDE FROM A FEW ISOLATED SHOWERS ALONG THE HIGH TERRAIN, VERY
LITTLE PRECIPITATION IS EXPECTED ACROSS THE REGION SUNDAY AND
MONDAY. MODERATE GUSTS AROUND 25 MPH WILL OCCUR AT HIGH ELEVATIONS
SUNDAY, BUT SURFACE CONDITIONS REMAIN RELATIVELY MOIST. THUS,
CRITICAL FIRE WEATHER CONDITIONS ARE NOT EXPECTED IN THE
FORESEEABLE FUTURE. ACTIVE WEATHER RETURNS TUESDAY.
...GUSTY ERRATIC WINDS CAN BE EXPECTED NEAR ANY SHOWERS
OR THUNDERSTORMS...
..THE SMOKE DATA IS CALCULATED FROM AN AVERAGE AT 6000 FEET MSL
COZ200-202315-
LITTLE SNAKE FORECAST AREA-
104 AM MDT SUN SEP 20 2026
TODAY
SKY/WEATHER.........PARTLY CLOUDY (30-40%) UNTIL 1200, THEN MOSTLY
SUNNY (10-20%). NEAR 8000 FEET, ISOLATED
SHOWERS UNTIL 1200.
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....59-69 F NEAR 6000 FEET
49-59 F NEAR 8000 FEET.
MIN HUMIDITY........31-41% NEAR 6000 FEET
38-48% 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....WEST 20 TO 25 MPH DECREASING TO 15 TO 20 MPH IN
THE AFTERNOON.
MIXING HEIGHT.......1000 FT AGL UNTIL 1000, THEN 6500 FT AGL.
TRANSPORT WINDS.....WEST 5 MPH.
SMOKE DISPERSAL.....POOR.
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (20-30%).
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....38-48 F.
MAX HUMIDITY........68-83% NEAR 6000 FEET
62-77% 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.......5500 FT AGL UNTIL 1900, THEN 1000 FT AGL.
TRANSPORT WINDS.....SOUTHEAST 5 MPH UNTIL 2400, THEN EAST.
SMOKE DISPERSAL.....POOR.
MONDAY
SKY/WEATHER.........MOSTLY SUNNY (20-30%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....63-73 F NEAR 6000 FEET
53-63 F NEAR 8000 FEET.
MIN HUMIDITY........21-31% NEAR 6000 FEET
27-37% 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....WEST 15 TO 20 MPH.
MIXING HEIGHT.......2000 FT AGL UNTIL 1100, THEN 7000 FT AGL.
TRANSPORT WINDS.....EAST 5 MPH UNTIL 1200, THEN SOUTHWEST.
SMOKE DISPERSAL.....POOR UNTIL 1200, THEN GOOD.
FORECAST FOR DAY 3 THROUGH 7
TUESDAY
PARTLY CLOUDY. LOWS 39-49. HIGHS 67-77. WINDS LESS
THAN 15 MPH.
WEDNESDAY
PARTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS NEAR 6000 FEET AND SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS NEAR 8000 FEET. LOWS 43-53. HIGHS 65-75. WINDS LESS
THAN 15 MPH.
THURSDAY
MOSTLY CLEAR. LOWS 42-52. HIGHS 67-77. WINDS LESS
THAN 15 MPH.
FRIDAY
MOSTLY CLEAR. LOWS 43-53. HIGHS 68-78.
SATURDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 44-54. HIGHS 68-78.
COZ201-202315-
ROUTT FORECAST AREA-
104 AM MDT SUN SEP 20 2026
TODAY
SKY/WEATHER.........PARTLY CLOUDY (40-50%). ISOLATED SHOWERS AND
THUNDERSTORMS.
CHC OF LIGHTNING....20 PERCENT.
MAX TEMPERATURE.....53-63 F.
MIN HUMIDITY........36-46%.
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 25 TO 35 MPH DECREASING TO 20 TO 25 MPH IN
THE AFTERNOON.
MIXING HEIGHT.......3500 FT AGL UNTIL 1200, THEN 6000 FT AGL.
TRANSPORT WINDS.....WEST 5 MPH UNTIL 1200, THEN 10 TO 15 MPH.
SMOKE DISPERSAL.....POOR UNTIL 0900. GOOD AFTER 1200.
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (10-20%).
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....33-43 F.
MAX HUMIDITY........66-81%.
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.......4500 FT AGL UNTIL 1900, THEN 1000 FT AGL.
TRANSPORT WINDS.....NORTH 5 MPH UNTIL 2400, THEN SOUTHEAST.
SMOKE DISPERSAL.....POOR.
MONDAY
SKY/WEATHER.........MOSTLY SUNNY (10-20%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....57-67 F.
MIN HUMIDITY........24-34%.
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, THEN 7500 FT AGL.
TRANSPORT WINDS.....SOUTH 5 MPH UNTIL 1200, THEN WEST 10 TO 15 MPH.
SMOKE DISPERSAL.....POOR UNTIL 0900. GOOD AFTER 1200.
FORECAST FOR DAY 3 THROUGH 7
TUESDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
35-45. HIGHS 60-70. WINDS LESS THAN 15 MPH.
WEDNESDAY
MOSTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.
LOWS 39-49. HIGHS 57-67. WINDS LESS THAN 15 MPH.
THURSDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 37-47. HIGHS 61-71. WINDS LESS THAN 15 MPH.
FRIDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
39-49. HIGHS 60-70.
SATURDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 39-49. HIGHS 60-70.
COZ202-202315-
WHITE RIVER FORECAST AREA-
104 AM MDT SUN SEP 20 2026
TODAY
SKY/WEATHER.........PARTLY CLOUDY (30-40%) UNTIL 1200, THEN MOSTLY
SUNNY (10-20%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....59-69 F NEAR 6000 FEET
53-63 F NEAR 8000 FEET.
MIN HUMIDITY........27-37%.
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 30 MPH DECREASING TO 15 TO 20 MPH IN
THE AFTERNOON.
MIXING HEIGHT.......5500 FT AGL.
TRANSPORT WINDS.....NORTHEAST 5 MPH UNTIL 1200, THEN WEST.
SMOKE DISPERSAL.....POOR.
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (20-30%).
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....36-46 F.
MAX HUMIDITY........65-80% NEAR 6000 FEET
56-66% 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.......4500 FT AGL UNTIL 1900, THEN 1000 FT AGL.
TRANSPORT WINDS.....EAST 5 MPH.
SMOKE DISPERSAL.....POOR.
MONDAY
SKY/WEATHER.........MOSTLY SUNNY (20-30%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....64-74 F NEAR 6000 FEET
57-67 F NEAR 8000 FEET.
MIN HUMIDITY........22-32%.
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 1100, THEN 6500 FT AGL.
TRANSPORT WINDS.....EAST 5 MPH UNTIL 1200, THEN WEST.
SMOKE DISPERSAL.....POOR UNTIL 1200, THEN FAIR.
FORECAST FOR DAY 3 THROUGH 7
TUESDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 40-50. HIGHS 67-77. WINDS LESS THAN 15 MPH.
WEDNESDAY
PARTLY CLOUDY NEAR 6000 FEET AND MOSTLY CLOUDY NEAR
8000 FEET AND NUMEROUS SHOWERS AND SCATTERED THUNDERSTORMS NEAR
6000 FEET AND SCATTERED SHOWERS AND THUNDERSTORMS NEAR 8000 FEET.
LOWS 44-54. HIGHS 65-75. WINDS LESS THAN 15 MPH.
THURSDAY
PARTLY CLOUDY. LOWS 42-52. HIGHS 68-78. WINDS LESS
THAN 15 MPH.
FRIDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
44-54. HIGHS 68-78.
SATURDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 45-55. HIGHS 68-78.
COZ203-202315-
LOWER COLORADO RIVER-
104 AM MDT SUN SEP 20 2026
TODAY
SKY/WEATHER.........MOSTLY SUNNY (10-20%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....65-75 F NEAR 6000 FEET
59-69 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.................0 PERCENT.
15K FT MSL WINDS....WEST 20 TO 30 MPH DECREASING TO 20 TO 25 MPH IN
THE AFTERNOON.
MIXING HEIGHT.......1000 FT AGL UNTIL 1000, THEN 7000 FT AGL.
TRANSPORT WINDS.....WEST 5 MPH.
SMOKE DISPERSAL.....POOR UNTIL 1200, THEN FAIR.
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (20-30%).
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....44-54 F.
MAX HUMIDITY........50-60%.
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.......5000 FT AGL UNTIL 1900, THEN 1000 FT AGL.
TRANSPORT WINDS.....NORTH 5 MPH UNTIL 2400, THEN EAST.
SMOKE DISPERSAL.....POOR.
MONDAY
SKY/WEATHER.........MOSTLY SUNNY (20-30%) UNTIL 1200, THEN PARTLY
CLOUDY (30-40%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....68-78 F NEAR 6000 FEET
61-71 F NEAR 8000 FEET.
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....WEST 15 TO 20 MPH.
MIXING HEIGHT.......2000 FT AGL UNTIL 1100, THEN 8000 FT AGL.
TRANSPORT WINDS.....EAST 5 MPH UNTIL 1200, THEN SOUTHWEST.
SMOKE DISPERSAL.....POOR UNTIL 1200, THEN FAIR.
FORECAST FOR DAY 3 THROUGH 7
TUESDAY
PARTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS. LOWS 46-56. HIGHS 70-80. WINDS LESS THAN 15 MPH.
WEDNESDAY
MOSTLY CLOUDY. NUMEROUS SHOWERS AND SCATTERED
THUNDERSTORMS. LOWS 47-57. HIGHS 68-78. WINDS LESS THAN 15 MPH.
THURSDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 46-56. HIGHS 71-81. WINDS LESS THAN 15 MPH.
FRIDAY
PARTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS. LOWS 48-58. HIGHS 69-79.
SATURDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 48-58. HIGHS 69-79.
COZ205-202315-
COLORADO RIVER HEADWATERS-
104 AM MDT SUN SEP 20 2026
TODAY
SKY/WEATHER.........MOSTLY SUNNY (20-30%). ISOLATED SHOWERS AND
THUNDERSTORMS.
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....60-70 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....WEST 25 TO 35 MPH DECREASING TO 20 TO 25 MPH IN
THE AFTERNOON.
MIXING HEIGHT.......1500 FT AGL UNTIL 1000, THEN 7000 FT AGL.
TRANSPORT WINDS.....WEST 5 TO 10 MPH.
SMOKE DISPERSAL.....POOR UNTIL 0900. GOOD AFTER 1200.
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (10-20%).
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....36-46 F.
MAX HUMIDITY........58-73%.
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.......5000 FT AGL UNTIL 1900, THEN 1000 FT AGL.
TRANSPORT WINDS.....NORTHWEST 5 MPH UNTIL 2400, THEN SOUTHEAST.
SMOKE DISPERSAL.....POOR.
MONDAY
SKY/WEATHER.........MOSTLY SUNNY (20-30%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....62-72 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....WEST 15 TO 20 MPH.
MIXING HEIGHT.......1000 FT AGL UNTIL 1000, THEN 7500 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
TUESDAY
PARTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS. LOWS 36-46. HIGHS 62-72. WINDS LESS THAN 15 MPH.
WEDNESDAY
MOSTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.
LOWS 40-50. HIGHS 60-70. WINDS LESS THAN 15 MPH.
THURSDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 38-48. HIGHS 63-73. WINDS LESS THAN 15 MPH.
FRIDAY
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.
LOWS 40-50. HIGHS 62-72.
SATURDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 40-50. HIGHS 62-72.
COZ290-202315-
PARADOX VALLEY FORECAST AREA-
104 AM MDT SUN SEP 20 2026
TODAY
SKY/WEATHER.........MOSTLY SUNNY (10-20%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....66-76 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 30 MPH DECREASING TO 20 TO 25 MPH IN
THE AFTERNOON.
MIXING HEIGHT.......3000 FT AGL UNTIL 1200, THEN 7500 FT AGL.
TRANSPORT WINDS.....SOUTH 5 MPH UNTIL 1200, THEN WEST.
SMOKE DISPERSAL.....POOR UNTIL 1200, THEN FAIR.
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (20-30%).
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....42-52 F NEAR 6000 FEET
39-49 F NEAR 8000 FEET.
MAX HUMIDITY........45-55% NEAR 6000 FEET
53-63% 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.......5500 FT AGL UNTIL 1900, THEN 1000 FT AGL.
TRANSPORT WINDS.....NORTH 5 MPH UNTIL 2400, THEN EAST.
SMOKE DISPERSAL.....POOR.
MONDAY
SKY/WEATHER.........MOSTLY SUNNY (10-20%) UNTIL 1200, THEN PARTLY
CLOUDY (40-50%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....68-78 F NEAR 6000 FEET
61-71 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....WEST 10 TO 15 MPH.
MIXING HEIGHT.......2000 FT AGL UNTIL 1100, THEN 9000 FT AGL.
TRANSPORT WINDS.....SOUTHEAST 5 MPH UNTIL 1200, THEN SOUTHWEST.
SMOKE DISPERSAL.....POOR UNTIL 1200, THEN FAIR.
FORECAST FOR DAY 3 THROUGH 7
TUESDAY
PARTLY CLOUDY. NUMEROUS SHOWERS AND SCATTERED
THUNDERSTORMS. LOWS 48-58. HIGHS 70-80. WINDS LESS THAN 15 MPH.
WEDNESDAY
MOSTLY CLOUDY. NUMEROUS SHOWERS AND SCATTERED
THUNDERSTORMS NEAR 6000 FEET AND NUMEROUS SHOWERS AND SCATTERED
THUNDERSTORMS NEAR 8000 FEET. LOWS 48-58. HIGHS 68-78. WINDS LESS
THAN 15 MPH.
THURSDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS
NEAR 6000 FEET AND SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS
NEAR 8000 FEET. LOWS 47-57. HIGHS 70-80. WINDS LESS THAN 15 MPH.
FRIDAY
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.
LOWS 49-59. HIGHS 68-78.
SATURDAY
PARTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS. LOWS 48-58. HIGHS 69-79.
COZ291-202315-
NORTHERN SAN JUAN FORECAST AREA-
104 AM MDT SUN SEP 20 2026
TODAY
SKY/WEATHER.........SUNNY (0-10%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....59-69 F.
MIN HUMIDITY........20-30%.
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 30 MPH DECREASING TO 20 TO 25 MPH IN
THE AFTERNOON.
MIXING HEIGHT.......500 FT AGL UNTIL 0900, THEN 7000 FT AGL.
TRANSPORT WINDS.....WEST 5 TO 10 MPH.
SMOKE DISPERSAL.....POOR UNTIL 0900. GOOD AFTER 1200.
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (20-30%).
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....38-48 F.
MAX HUMIDITY........51-61%.
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.......5000 FT AGL UNTIL 1900, THEN 1000 FT AGL.
TRANSPORT WINDS.....SOUTHEAST 5 MPH.
SMOKE DISPERSAL.....POOR.
MONDAY
SKY/WEATHER.........MOSTLY SUNNY (10-20%) UNTIL 1200, THEN PARTLY
CLOUDY (40-50%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....60-70 F.
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....SOUTHWEST 10 TO 15 MPH.
MIXING HEIGHT.......1000 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
TUESDAY
PARTLY CLOUDY. SHOWERS AND SCATTERED THUNDERSTORMS.
LOWS 40-50. HIGHS 62-72. WINDS LESS THAN 15 MPH.
WEDNESDAY
MOSTLY CLOUDY. NUMEROUS SHOWERS AND SCATTERED
THUNDERSTORMS. LOWS 41-51. HIGHS 60-70. WINDS LESS THAN 15 MPH.
THURSDAY
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.
LOWS 39-49. HIGHS 62-72. WINDS LESS THAN 15 MPH.
FRIDAY
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.
LOWS 40-50. HIGHS 60-70.
SATURDAY
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.
LOWS 40-50. HIGHS 62-72.
COZ292-202315-
NORTH FORK FORECAST AREA-
104 AM MDT SUN SEP 20 2026
TODAY
SKY/WEATHER.........MOSTLY SUNNY (10-20%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....65-75 F NEAR 6000 FEET
60-70 F NEAR 8000 FEET.
MIN HUMIDITY........22-32%.
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 30 MPH DECREASING TO 20 TO 25 MPH IN
THE AFTERNOON.
MIXING HEIGHT.......6500 FT AGL.
TRANSPORT WINDS.....WEST 5 MPH.
SMOKE DISPERSAL.....POOR UNTIL 1200, THEN FAIR.
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (20-30%).
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....39-49 F.
MAX HUMIDITY........55-65%.
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.......4500 FT AGL UNTIL 1900, THEN 1000 FT AGL.
TRANSPORT WINDS.....WEST 5 TO 10 MPH UNTIL 2400, THEN SOUTHEAST.
SMOKE DISPERSAL.....POOR.
MONDAY
SKY/WEATHER.........MOSTLY SUNNY (10-20%) UNTIL 1200, THEN PARTLY
CLOUDY (30-40%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....70-80 F NEAR 6000 FEET
62-72 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 10 TO 15 MPH.
MIXING HEIGHT.......3000 FT AGL UNTIL 1200, THEN 7000 FT AGL.
TRANSPORT WINDS.....SOUTHEAST 5 MPH UNTIL 1200, THEN WEST.
SMOKE DISPERSAL.....POOR UNTIL 1200. FAIR AFTER 1500.
FORECAST FOR DAY 3 THROUGH 7
TUESDAY
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS
NEAR 6000 FEET AND NUMEROUS SHOWERS AND SCATTERED THUNDERSTORMS
NEAR 8000 FEET. LOWS 44-54. HIGHS 72-82. WINDS LESS THAN 15 MPH.
WEDNESDAY
MOSTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.
LOWS 46-56. HIGHS 69-79. WINDS LESS THAN 15 MPH.
THURSDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS
NEAR 6000 FEET AND SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS
NEAR 8000 FEET. LOWS 45-55. HIGHS 71-81. WINDS LESS THAN 15 MPH.
FRIDAY
PARTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS NEAR 6000 FEET AND SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS NEAR 8000 FEET. LOWS 47-57. HIGHS 70-80.
SATURDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS
NEAR 6000 FEET AND SCATTERED SHOWERS AND THUNDERSTORMS NEAR
8000 FEET. LOWS 47-57. HIGHS 71-81.
COZ293-202315-
GUNNISON BASIN FORECAST AREA-
104 AM MDT SUN SEP 20 2026
TODAY
SKY/WEATHER.........MOSTLY SUNNY (10-20%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....63-73 F.
MIN HUMIDITY........22-32%.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY WINDS 4 TO 8 MPH BECOMING
WEST 10 TO 15 MPH WITH GUSTS TO 30 MPH IN THE
AFTERNOON.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 25 TO 35 MPH DECREASING TO 20 TO 25 MPH IN
THE AFTERNOON.
MIXING HEIGHT.......1500 FT AGL UNTIL 1000, THEN 7500 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 5 MPH UNTIL 1200, THEN WEST 15 TO 20
MPH.
SMOKE DISPERSAL.....POOR UNTIL 0900. VERY GOOD AFTER 1200.
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (20-30%).
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....36-46 F.
MAX HUMIDITY........57-72%.
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.......5500 FT AGL UNTIL 1900, THEN 1000 FT AGL.
TRANSPORT WINDS.....NORTHWEST 5 TO 10 MPH UNTIL 2400, THEN EAST.
SMOKE DISPERSAL.....POOR.
MONDAY
SKY/WEATHER.........MOSTLY SUNNY (10-20%) UNTIL 1200, THEN PARTLY
CLOUDY (30-40%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....64-74 F.
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 10 TO 15 MPH.
MIXING HEIGHT.......1000 FT AGL UNTIL 1000, THEN 7500 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
TUESDAY
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.
LOWS 36-46. HIGHS 63-73. WINDS LESS THAN 15 MPH.
WEDNESDAY
MOSTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.
LOWS 39-49. HIGHS 61-71. WINDS LESS THAN 15 MPH.
THURSDAY
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.
LOWS 37-47. HIGHS 63-73. WINDS LESS THAN 15 MPH.
FRIDAY
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.
LOWS 39-49. HIGHS 61-71.
SATURDAY
PARTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS. LOWS 39-49. HIGHS 63-73.
COZ207-202315-
SOUTHWEST COLORADO LOWER FORECAST AREA-
104 AM MDT SUN SEP 20 2026
TODAY
SKY/WEATHER.........MOSTLY SUNNY (10-20%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....71-81 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.
MIXING HEIGHT.......2000 FT AGL UNTIL 1100, THEN 8000 FT AGL.
TRANSPORT WINDS.....NORTH 5 MPH UNTIL 1200, THEN WEST 10 TO 15 MPH.
SMOKE DISPERSAL.....POOR UNTIL 1200, THEN GOOD.
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (20-30%).
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....43-53 F.
MAX HUMIDITY........53-63%.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY WINDS 3 TO 6 MPH.
LOCALIZED GUSTS UP TO 20 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 10 TO 15 MPH.
MIXING HEIGHT.......6000 FT AGL UNTIL 1900, THEN 1000 FT AGL.
TRANSPORT WINDS.....NORTH 5 TO 10 MPH UNTIL 2400, THEN EAST.
SMOKE DISPERSAL.....POOR.
MONDAY
SKY/WEATHER.........PARTLY CLOUDY (40-50%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....72-82 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....SOUTHWEST 10 TO 15 MPH.
MIXING HEIGHT.......2000 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
TUESDAY
PARTLY CLOUDY. NUMEROUS SHOWERS AND SCATTERED
THUNDERSTORMS. LOWS 46-56. HIGHS 71-81. SOUTH WINDS 10 TO 20 MPH
WITH GUSTS TO 35 MPH.
WEDNESDAY
MOSTLY CLOUDY. NUMEROUS SHOWERS AND SCATTERED
THUNDERSTORMS. LOWS 46-56. HIGHS 68-78. SOUTHWEST WINDS 10 TO
20 MPH WITH GUSTS TO 40 MPH.
THURSDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 44-54. HIGHS 70-80. WINDS LESS THAN 15 MPH.
FRIDAY
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.
LOWS 46-56. HIGHS 67-77.
SATURDAY
PARTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS. LOWS 45-55. HIGHS 69-79.
COZ294-202315-
SOUTHWEST COLORADO UPPER WEST FORECAST AREA-
104 AM MDT SUN SEP 20 2026
TODAY
SKY/WEATHER.........MOSTLY SUNNY (10-20%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....60-70 F.
MIN HUMIDITY........19-29%.
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.......1500 FT AGL UNTIL 1000, THEN 8000 FT AGL.
TRANSPORT WINDS.....WEST 5 MPH.
SMOKE DISPERSAL.....POOR UNTIL 0900. GOOD AFTER 1200.
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (30-40%).
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....39-49 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....WEST 10 TO 15 MPH.
MIXING HEIGHT.......6500 FT AGL UNTIL 1900, THEN 1000 FT AGL.
TRANSPORT WINDS.....NORTH 5 TO 10 MPH UNTIL 2400, THEN EAST.
SMOKE DISPERSAL.....POOR.
MONDAY
SKY/WEATHER.........MOSTLY SUNNY (20-30%) UNTIL 1200, THEN PARTLY
CLOUDY (40-50%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....60-70 F.
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....SOUTHWEST 5 TO 10 MPH.
MIXING HEIGHT.......1500 FT AGL UNTIL 1000, THEN 8000 FT AGL.
TRANSPORT WINDS.....SOUTHEAST 5 MPH UNTIL 1200, THEN SOUTHWEST.
SMOKE DISPERSAL.....POOR UNTIL 0900. GOOD AFTER 1200.
FORECAST FOR DAY 3 THROUGH 7
TUESDAY
PARTLY CLOUDY. NUMEROUS SHOWERS AND SCATTERED
THUNDERSTORMS. LOWS 40-50. HIGHS 61-71. WINDS LESS THAN 15 MPH.
WEDNESDAY
MOSTLY CLOUDY. NUMEROUS SHOWERS AND SCATTERED
THUNDERSTORMS. LOWS 40-50. HIGHS 58-68. WEST WINDS 10 TO 20 MPH
WITH GUSTS TO 40 MPH.
THURSDAY
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.
LOWS 37-47. HIGHS 61-71. WINDS LESS THAN 15 MPH.
FRIDAY
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.
LOWS 39-49. HIGHS 57-67.
SATURDAY
PARTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS. LOWS 39-49. HIGHS 60-70.
COZ295-202315-
SOUTHWEST COLORADO UPPER EAST FORECAST AREA-
104 AM MDT SUN SEP 20 2026
TODAY
SKY/WEATHER.........MOSTLY SUNNY (10-20%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....64-74 F.
MIN HUMIDITY........20-30%.
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.
MIXING HEIGHT.......1500 FT AGL UNTIL 1000, THEN 7500 FT AGL.
TRANSPORT WINDS.....WEST 5 MPH UNTIL 1200, THEN 10 TO 15 MPH.
SMOKE DISPERSAL.....POOR UNTIL 0900. GOOD AFTER 1200.
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (30-40%).
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....35-45 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 10 TO 15 MPH.
MIXING HEIGHT.......4500 FT AGL UNTIL 1900. 500 FT AGL AFTER 2000.
TRANSPORT WINDS.....NORTHWEST 5 TO 10 MPH UNTIL 2400, THEN
NORTHEAST.
SMOKE DISPERSAL.....POOR.
MONDAY
SKY/WEATHER.........PARTLY CLOUDY (40-50%).
CHC OF LIGHTNING....0 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.................0 PERCENT.
15K FT MSL WINDS....WEST 10 TO 15 MPH.
MIXING HEIGHT.......1000 FT AGL UNTIL 1000. 7000 FT AGL AFTER 1100.
TRANSPORT WINDS.....NORTHEAST 5 MPH UNTIL 1200, THEN SOUTHWEST.
SMOKE DISPERSAL.....POOR UNTIL 0900. GOOD AFTER 1200.
FORECAST FOR DAY 3 THROUGH 7
TUESDAY
PARTLY CLOUDY. NUMEROUS SHOWERS AND SCATTERED
THUNDERSTORMS. LOWS 37-47. HIGHS 62-72. WINDS LESS THAN 15 MPH.
WEDNESDAY
SHOWERS AND SCATTERED THUNDERSTORMS. LOWS 40-50.
HIGHS 59-69. WINDS LESS THAN 15 MPH.
THURSDAY
MOSTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.
LOWS 38-48. HIGHS 62-72. WINDS LESS THAN 15 MPH.
FRIDAY
MOSTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.
LOWS 39-49. HIGHS 58-68.
SATURDAY
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.
LOWS 39-49. HIGHS 60-70.
UTZ485-202315-
EASTERN ASHLEY NATIONAL FOREST-
104 AM MDT SUN SEP 20 2026
TODAY
SKY/WEATHER.........NEAR 7000 FEET, MOSTLY SUNNY (10-20%). NEAR
10000 FEET, MOSTLY SUNNY (10-20%) UNTIL 1200,
THEN PARTLY CLOUDY (40-50%), SCATTERED SHOWERS
AFTER 1200.
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....56-66 F NEAR 7000 FEET
48-58 F NEAR 10000 FEET.
24 HR TREND......1 DEGREE COOLER.
MIN HUMIDITY........42-52% NEAR 7000 FEET
53-63% NEAR 10000 FEET.
24 HR TREND......16% DRIER.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BECOMING
UPSLOPE/UPVALLEY 4 TO 8 MPH BY 1100.
CWR.................0 PERCENT.
MIXING HEIGHT.......5000 FT AGL.
TRANSPORT WINDS.....WEST 5 MPH.
CLEARING INDEX......550.
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (20-30%). NEAR 10000 FEET,
ISOLATED SHOWERS UNTIL 2400.
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....36-46 F NEAR 7000 FEET
27-37 F NEAR 10000 FEET.
24 HR TREND......1 DEGREE COOLER.
MAX HUMIDITY........66-81% NEAR 7000 FEET
82-97% 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.......5000 FT AGL UNTIL 1900, THEN 1000 FT AGL.
TRANSPORT WINDS.....NORTHWEST 5 MPH UNTIL 2400, THEN SOUTH.
CLEARING INDEX......550 UNTIL 1900, THEN LESS THAN 500.
MONDAY
SKY/WEATHER.........NEAR 7000 FEET, PARTLY CLOUDY (30-40%) UNTIL
1200, THEN MOSTLY SUNNY (20-30%). NEAR 10000
FEET, PARTLY CLOUDY (30-40%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....61-71 F NEAR 7000 FEET
52-62 F NEAR 10000 FEET.
24 HR TREND......2 DEGREES WARMER.
MIN HUMIDITY........32-42% NEAR 7000 FEET
39-49% NEAR 10000 FEET.
24 HR TREND......8% DRIER.
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 5000 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 5 MPH.
CLEARING INDEX......LESS THAN 500 UNTIL 1200, THEN 550.
FORECAST FOR DAY 3 THROUGH 7
TUESDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS NEAR
7000 FEET AND SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS NEAR
10000 FEET. LOWS 41-51. HIGHS 61-71. WINDS LESS THAN 15 MPH.
WEDNESDAY
PARTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS NEAR 7000 FEET AND SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS NEAR 10000 FEET. LOWS 41-51. HIGHS 60-70. WINDS
LESS THAN 15 MPH.
THURSDAY
MOSTLY CLEAR. LOWS 41-51. HIGHS 63-73. WINDS LESS
THAN 15 MPH.
FRIDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS . LOWS
43-53. HIGHS 63-73.
SATURDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 44-54. HIGHS 64-74.
UTZ486-202315-
EASTERN UINTA BASIN-
104 AM MDT SUN SEP 20 2026
TODAY
SKY/WEATHER.........MOSTLY SUNNY (20-30%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....59-69 F NEAR 5000 FEET
46-56 F NEAR 8000 FEET.
24 HR TREND......2 DEGREES COOLER.
MIN HUMIDITY........39-49%.
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.......1000 FT AGL UNTIL 1000, THEN 5000 FT AGL.
TRANSPORT WINDS.....NORTHWEST 5 MPH UNTIL 1200, THEN SOUTHWEST.
CLEARING INDEX......500.
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (20-30%).
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....39-49 F.
24 HR TREND......UNCHANGED.
MAX HUMIDITY........63-78%.
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.......5000 FT AGL UNTIL 1900, THEN 1000 FT AGL.
TRANSPORT WINDS.....NORTHEAST 5 MPH.
CLEARING INDEX......LESS THAN 500.
MONDAY
SKY/WEATHER.........MOSTLY SUNNY (20-30%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....62-72 F NEAR 5000 FEET
53-63 F NEAR 8000 FEET.
24 HR TREND......4 DEGREES WARMER.
MIN HUMIDITY........30-40%.
24 HR TREND......10% 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 1100, THEN 5000 FT AGL.
TRANSPORT WINDS.....EAST 5 MPH UNTIL 1200, THEN SOUTHWEST.
CLEARING INDEX......LESS THAN 500 UNTIL 1200, THEN 600.
FORECAST FOR DAY 3 THROUGH 7
TUESDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS NEAR
6000 FEET AND SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS NEAR
8000 FEET. LOWS 45-55. HIGHS 64-74. WINDS LESS THAN 15 MPH.
WEDNESDAY
PARTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS NEAR 6000 FEET AND SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS NEAR 8000 FEET. LOWS 45-55. HIGHS 63-73. WINDS
LESS THAN 15 MPH.
THURSDAY
MOSTLY CLEAR. LOWS 45-55. HIGHS 66-76. WINDS LESS
THAN 15 MPH.
FRIDAY
MOSTLY CLEAR. LOWS 47-57. HIGHS 66-76.
SATURDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS .
LOWS 47-57. HIGHS 67-77.
UTZ487-202315-
BOOK CLIFFS-
104 AM MDT SUN SEP 20 2026
TODAY
SKY/WEATHER.........MOSTLY SUNNY (20-30%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....63-73 F NEAR 5000 FEET
57-67 F NEAR 8000 FEET.
24 HR TREND......2 DEGREES COOLER.
MIN HUMIDITY........30-40%.
24 HR TREND......25% DRIER.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BECOMING
UPSLOPE/UPVALLEY 4 TO 8 MPH BY 1100.
CWR.................0 PERCENT.
MIXING HEIGHT.......5000 FT AGL.
TRANSPORT WINDS.....EAST 5 MPH UNTIL 1200, THEN NORTHWEST.
CLEARING INDEX......LESS THAN 500.
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (20-30%).
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....42-52 F.
24 HR TREND......1 DEGREE COOLER.
MAX HUMIDITY........66-81% NEAR 5000 FEET
57-72% NEAR 8000 FEET.
24 HR TREND......18% DRIER.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING
DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BY SUNSET.
CWR.................0 PERCENT.
MIXING HEIGHT.......4500 FT AGL UNTIL 1900, THEN 1000 FT AGL.
TRANSPORT WINDS.....NORTHEAST 5 MPH UNTIL 2400, THEN SOUTHWEST.
CLEARING INDEX......LESS THAN 500.
MONDAY
SKY/WEATHER.........PARTLY CLOUDY (30-40%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....66-76 F NEAR 5000 FEET
61-71 F NEAR 8000 FEET.
24 HR TREND......4 DEGREES WARMER.
MIN HUMIDITY........25-35%.
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 1100, THEN 6500 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 5 MPH.
CLEARING INDEX......LESS THAN 500 UNTIL 1200. 650 AFTER 1400.
FORECAST FOR DAY 3 THROUGH 7
TUESDAY
PARTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS NEAR 6000 FEET AND SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS NEAR 8000 FEET. LOWS 43-53. HIGHS 66-76. WINDS
LESS THAN 15 MPH.
WEDNESDAY
PARTLY CLOUDY NEAR 6000 FEET AND MOSTLY CLOUDY NEAR
8000 FEET AND NUMEROUS SHOWERS AND ISOLATED THUNDERSTORMS NEAR
6000 FEET AND NUMEROUS SHOWERS AND SCATTERED THUNDERSTORMS NEAR
8000 FEET. LOWS 44-54. HIGHS 65-75. WINDS LESS THAN 15 MPH.
THURSDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS .
LOWS 44-54. HIGHS 67-77. WINDS LESS THAN 15 MPH.
FRIDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS . LOWS
45-55. HIGHS 67-77.
SATURDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS
NEAR 6000 FEET AND SCATTERED SHOWERS AND THUNDERSTORMS NEAR
8000 FEET. LOWS 46-56. HIGHS 68-78.
UTZ490-202315-
COLORADO RIVER BASIN-
104 AM MDT SUN SEP 20 2026
TODAY
SKY/WEATHER.........SUNNY (0-10%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....71-81 F NEAR 5000 FEET
61-71 F NEAR 7000 FEET.
24 HR TREND......5 DEGREES COOLER.
MIN HUMIDITY........21-31%.
24 HR TREND......7% WETTER.
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.....WEST 5 MPH.
CLEARING INDEX......550.
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (20-30%).
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....47-57 F.
24 HR TREND......1 DEGREE COOLER.
MAX HUMIDITY........50-60%.
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 1000 FT AGL.
TRANSPORT WINDS.....NORTHEAST 5 MPH.
CLEARING INDEX......LESS THAN 500.
MONDAY
SKY/WEATHER.........MOSTLY SUNNY (20-30%) UNTIL 1200, THEN PARTLY
CLOUDY (30-40%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....73-83 F NEAR 5000 FEET
61-71 F NEAR 7000 FEET.
24 HR TREND......3 DEGREES WARMER.
MIN HUMIDITY........16-26%.
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.......2500 FT AGL UNTIL 1200, THEN 7500 FT AGL.
TRANSPORT WINDS.....NORTHEAST 5 MPH UNTIL 1200, THEN SOUTHWEST.
CLEARING INDEX......600.
FORECAST FOR DAY 3 THROUGH 7
TUESDAY
PARTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS NEAR 5000 FEET AND ISOLATED SHOWERS AND
THUNDERSTORMS NEAR 7000 FEET. LOWS 51-61. HIGHS 72-82. WINDS
LESS THAN 15 MPH.
WEDNESDAY
PARTLY CLOUDY NEAR 5000 FEET AND MOSTLY CLOUDY NEAR
7000 FEET AND NUMEROUS SHOWERS AND ISOLATED THUNDERSTORMS NEAR
5000 FEET AND NUMEROUS SHOWERS AND SCATTERED THUNDERSTORMS NEAR
7000 FEET. LOWS 50-60. HIGHS 70-80. WINDS LESS THAN 15 MPH.
THURSDAY
PARTLY CLOUDY. ISOLATED SHOWERS NEAR 5000 FEET. LOWS
50-60. HIGHS 73-83. WINDS LESS THAN 15 MPH.
FRIDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS .
LOWS 52-62. HIGHS 72-82.
SATURDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS .
LOWS 52-62. HIGHS 73-83.
UTZ491-202315-
SOUTHEAST UTAH-
104 AM MDT SUN SEP 20 2026
TODAY
SKY/WEATHER.........MOSTLY SUNNY (10-20%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....74-84 F NEAR 5000 FEET
59-69 F NEAR 8000 FEET.
24 HR TREND......2 DEGREES COOLER.
MIN HUMIDITY........15-25%.
24 HR TREND......3% WETTER.
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 1100, THEN 7500 FT AGL.
TRANSPORT WINDS.....NORTH 5 MPH UNTIL 1200, THEN WEST.
CLEARING INDEX......LESS THAN 500 UNTIL 1300. 900 AFTER 1500.
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (30-40%).
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....48-58 F NEAR 5000 FEET
42-52 F NEAR 8000 FEET.
24 HR TREND......3 DEGREES COOLER.
MAX HUMIDITY........48-58% NEAR 5000 FEET
42-52% NEAR 8000 FEET.
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.......6500 FT AGL UNTIL 1900, THEN 1000 FT AGL.
TRANSPORT WINDS.....NORTH 5 TO 10 MPH UNTIL 2400, THEN EAST.
CLEARING INDEX......600 UNTIL 1900, THEN LESS THAN 500.
MONDAY
SKY/WEATHER.........NEAR 5000 FEET, PARTLY CLOUDY (40-50%). NEAR
8000 FEET, MOSTLY SUNNY (20-30%) UNTIL 1200,
THEN PARTLY CLOUDY (40-50%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....73-83 F NEAR 5000 FEET
62-72 F NEAR 8000 FEET.
24 HR TREND......1 DEGREE COOLER.
MIN HUMIDITY........17-27%.
24 HR TREND......2% 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.......1500 FT AGL UNTIL 1100, THEN 10000 FT AGL.
TRANSPORT WINDS.....EAST 5 MPH UNTIL 1200, THEN SOUTH.
CLEARING INDEX......LESS THAN 500 UNTIL 1300, THEN 950.
FORECAST FOR DAY 3 THROUGH 7
TUESDAY
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS
NEAR 5000 FEET AND NUMEROUS SHOWERS AND SCATTERED THUNDERSTORMS
NEAR 8000 FEET. LOWS 52-62. HIGHS 72-82. WINDS LESS THAN 15 MPH.
WEDNESDAY
PARTLY CLOUDY NEAR 5000 FEET AND MOSTLY CLOUDY NEAR
8000 FEET AND SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS NEAR
5000 FEET AND SCATTERED SHOWERS AND THUNDERSTORMS NEAR 8000 FEET
. LOWS 51-61. HIGHS 71-81. SOUTHEAST WINDS 10 TO 20 MPH WITH
GUSTS TO 40 MPH.
THURSDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS .
LOWS 51-61. HIGHS 72-82. WINDS LESS THAN 15 MPH.
FRIDAY
PARTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS NEAR 5000 FEET AND SCATTERED SHOWERS AND
THUNDERSTORMS NEAR 8000 FEET. LOWS 52-62. HIGHS 70-80.
SATURDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS
NEAR 5000 FEET AND SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS
NEAR 8000 FEET. LOWS 51-61. HIGHS 72-82.
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