808
FNUS55 KGJT 302047
FWFGJT
FIRE WEATHER PLANNING FORECAST FOR WRN COLORADO AND ERN UTAH
NATIONAL WEATHER SERVICE GRAND JUNCTION CO
247 PM MDT SUN AUG 30 2026
DISCUSSION
MULTIPLE ROUNDS OF SHOWERS ARE EXPECTED BETWEEN NOW
AND MONDAY EVENING. HEAVY RAIN, GUSTY OUTFLOW WINDS, AND
LIGHTNING WILL BE THE BIGGEST CONCERNS. TEMPERATURES DROP THANKS
TO INCREASED CLOUD COVER AND PRECIPITATION. FIRE WEATHER CONCERNS
REMAIN MINIMAL. A DOWNTURN IN PRECIP IS POSSIBLE FOR TUESDAY AND
BEYOND.
...GUSTY ERRATIC WINDS CAN BE EXPECTED NEAR ANY SHOWERS
OR THUNDERSTORMS...
..THE SMOKE DATA IS CALCULATED FROM AN AVERAGE AT 6000 FEET MSL
COZ200-311300-
LITTLE SNAKE FORECAST AREA-
247 PM MDT SUN AUG 30 2026
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (50-60%). SCATTERED SHOWERS AND
ISOLATED THUNDERSTORMS UNTIL 2400.
CHC OF LIGHTNING....20 PERCENT.
MIN TEMPERATURE.....46-56 F.
MAX HUMIDITY........78-93%.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY WINDS 3 TO 6 MPH.
LOCALIZED GUSTS UP TO 20 MPH IN THE EVENING.
CWR.................10 PERCENT.
15K FT MSL WINDS....WEST 20 TO 30 MPH.
MIXING HEIGHT.......1000 FT AGL.
TRANSPORT WINDS.....SOUTH 5 MPH.
SMOKE DISPERSAL.....POOR.
MONDAY
SKY/WEATHER.........PARTLY CLOUDY (40-50%) UNTIL 1200, THEN MOSTLY
CLOUDY (60-70%). SCATTERED SHOWERS AND
THUNDERSTORMS AFTER 1200.
CHC OF LIGHTNING....40 PERCENT.
MAX TEMPERATURE.....70-80 F NEAR 6000 FEET
60-70 F NEAR 8000 FEET.
MIN HUMIDITY........34-44% NEAR 6000 FEET
42-52% 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....WEST 20 TO 25 MPH BECOMING SOUTHWEST 15 TO 20
MPH IN THE AFTERNOON.
MIXING HEIGHT.......2500 FT AGL UNTIL 1200, THEN 5500 FT AGL.
TRANSPORT WINDS.....SOUTH 5 MPH UNTIL 1200, THEN SOUTHWEST 10 TO 15
MPH.
SMOKE DISPERSAL.....POOR UNTIL 1200, THEN FAIR.
MONDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY (70-80%). SCATTERED THUNDERSTORMS
UNTIL 2400. SCATTERED SHOWERS. ISOLATED
THUNDERSTORMS AFTER 2400.
CHC OF LIGHTNING....50 PERCENT.
MIN TEMPERATURE.....46-56 F.
MAX HUMIDITY........85-100% NEAR 6000 FEET
79-94% NEAR 8000 FEET.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY WINDS 3 TO 6 MPH.
LOCALIZED GUSTS UP TO 20 MPH IN THE EVENING.
CWR.................40 PERCENT.
15K FT MSL WINDS....SOUTHWEST 5 TO 10 MPH INCREASING TO 15 TO 20
MPH AFTER MIDNIGHT.
MIXING HEIGHT.......3500 FT AGL UNTIL 2000, THEN 1000 FT AGL.
TRANSPORT WINDS.....SOUTH 5 TO 10 MPH.
SMOKE DISPERSAL.....POOR.
TUESDAY
SKY/WEATHER.........PARTLY CLOUDY (40-50%) UNTIL 1200, THEN MOSTLY
SUNNY (10-20%). NEAR 8000 FEET, SCATTERED
SHOWERS UNTIL 1200, ISOLATED SHOWERS AND
THUNDERSTORMS AFTER 1200.
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....68-78 F NEAR 6000 FEET
58-68 F NEAR 8000 FEET.
MIN HUMIDITY........33-43% NEAR 6000 FEET
43-53% NEAR 8000 FEET.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY WINDS 4 TO 8 MPH BECOMING
SOUTHWEST 10 TO 15 MPH IN THE AFTERNOON.
LOCALIZED GUSTS UP TO 30 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 20 TO 25 MPH.
MIXING HEIGHT.......8500 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 5 TO 10 MPH.
SMOKE DISPERSAL.....POOR UNTIL 0900. VERY GOOD AFTER 1200.
FORECAST FOR DAY 3 THROUGH 7
WEDNESDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 47-57. HIGHS 73-83. SOUTHWEST WINDS 10 TO 20 MPH WITH GUSTS
TO 35 MPH.
THURSDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 46-56. HIGHS 76-86. SOUTHWEST WINDS 10 TO 20 MPH WITH GUSTS
TO 30 MPH.
FRIDAY
MOSTLY CLEAR. LOWS 48-58. HIGHS 79-89. SOUTHWEST WINDS
10 TO 20 MPH WITH GUSTS TO 30 MPH.
SATURDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 50-60. HIGHS 78-88.
SUNDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
50-60. HIGHS 78-88.
COZ201-311300-
ROUTT FORECAST AREA-
247 PM MDT SUN AUG 30 2026
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY (60-70%). SCATTERED SHOWERS AND
THUNDERSTORMS UNTIL 2400.
CHC OF LIGHTNING....50 PERCENT.
MIN TEMPERATURE.....42-52 F.
MAX HUMIDITY........75-90%.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING
DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BY SUNSET.
CWR.................60 PERCENT.
15K FT MSL WINDS....WEST 25 TO 35 MPH.
MIXING HEIGHT.......1000 FT AGL.
TRANSPORT WINDS.....SOUTH 5 TO 10 MPH.
SMOKE DISPERSAL.....POOR.
MONDAY
SKY/WEATHER.........MOSTLY CLOUDY (70-80%). SCATTERED SHOWERS UNTIL
1200, NUMEROUS SHOWERS AND SCATTERED
THUNDERSTORMS AFTER 1200.
CHC OF LIGHTNING....50 PERCENT.
MAX TEMPERATURE.....63-73 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.................70 PERCENT.
15K FT MSL WINDS....WEST 20 TO 25 MPH BECOMING SOUTHWEST 15 TO 20
MPH IN THE AFTERNOON.
MIXING HEIGHT.......1000 FT AGL UNTIL 1000, THEN 3000 FT AGL UNTIL
1100, THEN 6000 FT AGL UNTIL 1700, THEN 3500 FT
AGL.
TRANSPORT WINDS.....SOUTHWEST 5 MPH.
SMOKE DISPERSAL.....POOR UNTIL 1200, THEN FAIR UNTIL 1500, THEN
POOR.
MONDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY (70-80%). NUMEROUS SHOWERS AND
SCATTERED THUNDERSTORMS UNTIL 2400, THEN
SCATTERED SHOWERS.
CHC OF LIGHTNING....50 PERCENT.
MIN TEMPERATURE.....43-53 F.
MAX HUMIDITY........80-95%.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING
DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BY SUNSET.
CWR.................60 PERCENT.
15K FT MSL WINDS....SOUTH 15 TO 20 MPH INCREASING TO SOUTHWEST 20
TO 30 MPH AFTER MIDNIGHT.
MIXING HEIGHT.......1000 FT AGL.
TRANSPORT WINDS.....SOUTH 5 TO 10 MPH.
SMOKE DISPERSAL.....POOR.
TUESDAY
SKY/WEATHER.........PARTLY CLOUDY (50-60%). SCATTERED SHOWERS.
SCATTERED THUNDERSTORMS AFTER 1200.
CHC OF LIGHTNING....30 PERCENT.
MAX TEMPERATURE.....62-72 F.
MIN HUMIDITY........33-43%.
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.
MIXING HEIGHT.......2500 FT AGL UNTIL 1000, THEN 8500 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 5 TO 10 MPH.
SMOKE DISPERSAL.....POOR UNTIL 0900. VERY GOOD AFTER 1200.
FORECAST FOR DAY 3 THROUGH 7
WEDNESDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 42-52. HIGHS 66-76. SOUTHWEST WINDS 10 TO 20 MPH WITH GUSTS
TO 35 MPH.
THURSDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 43-53. HIGHS 69-79. SOUTHWEST WINDS 10 TO 20 MPH WITH GUSTS
TO 25 MPH.
FRIDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
44-54. HIGHS 71-81. WINDS LESS THAN 15 MPH.
SATURDAY
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.
LOWS 46-56. HIGHS 71-81.
SUNDAY
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.
LOWS 46-56. HIGHS 70-80.
COZ202-311300-
WHITE RIVER FORECAST AREA-
247 PM MDT SUN AUG 30 2026
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY (60-70%). SCATTERED SHOWERS AND
THUNDERSTORMS UNTIL 2400. NEAR 8000 FEET,
ISOLATED SHOWERS AFTER 2400.
CHC OF LIGHTNING....30 PERCENT.
MIN TEMPERATURE.....46-56 F.
MAX HUMIDITY........79-94% NEAR 6000 FEET
71-86% NEAR 8000 FEET.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY WINDS 3 TO 6 MPH.
LOCALIZED GUSTS UP TO 20 MPH IN THE EVENING.
CWR.................40 PERCENT.
15K FT MSL WINDS....WEST 25 TO 35 MPH DECREASING TO 20 TO 30 MPH
AFTER MIDNIGHT.
MIXING HEIGHT.......1000 FT AGL.
TRANSPORT WINDS.....SOUTHEAST 5 MPH.
SMOKE DISPERSAL.....POOR.
MONDAY
SKY/WEATHER.........NEAR 6000 FEET, PARTLY CLOUDY (50-60%) UNTIL
1200, THEN MOSTLY CLOUDY (60-70%). NEAR 8000
FEET, MOSTLY CLOUDY (70-80%). ISOLATED SHOWERS
AND THUNDERSTORMS UNTIL 1200. SCATTERED SHOWERS
AND THUNDERSTORMS AFTER 1200.
CHC OF LIGHTNING....50 PERCENT.
MAX TEMPERATURE.....69-79 F NEAR 6000 FEET
61-71 F NEAR 8000 FEET.
MIN HUMIDITY........40-50% NEAR 6000 FEET
47-57% NEAR 8000 FEET.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BECOMING
UPSLOPE/UPVALLEY 4 TO 8 MPH BY 1100.
CWR.................40 PERCENT.
15K FT MSL WINDS....SOUTHWEST 20 TO 25 MPH DECREASING TO 10 TO 15
MPH IN THE AFTERNOON.
MIXING HEIGHT.......2500 FT AGL UNTIL 1200, THEN 5000 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 5 MPH.
SMOKE DISPERSAL.....POOR.
MONDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY (70-80%). NUMEROUS SHOWERS AND
SCATTERED THUNDERSTORMS UNTIL 2400. SCATTERED
SHOWERS AND ISOLATED THUNDERSTORMS AFTER 2400.
CHC OF LIGHTNING....50 PERCENT.
MIN TEMPERATURE.....47-57 F.
MAX HUMIDITY........85-100% NEAR 6000 FEET
74-89% NEAR 8000 FEET.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY WINDS 3 TO 6 MPH.
LOCALIZED GUSTS UP TO 20 MPH IN THE EVENING.
CWR.................50 PERCENT.
15K FT MSL WINDS....SOUTH 5 TO 10 MPH INCREASING TO SOUTHWEST 15 TO
20 MPH AFTER MIDNIGHT.
MIXING HEIGHT.......1000 FT AGL.
TRANSPORT WINDS.....SOUTH 5 TO 10 MPH.
SMOKE DISPERSAL.....POOR.
TUESDAY
SKY/WEATHER.........NEAR 6000 FEET, PARTLY CLOUDY (30-40%) UNTIL
1200, THEN MOSTLY SUNNY (20-30%), ISOLATED
SHOWERS AFTER 1200. NEAR 8000 FEET, PARTLY
CLOUDY (30-40%), ISOLATED SHOWERS UNTIL
1200, SCATTERED SHOWERS AND THUNDERSTORMS AFTER
1200.
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....69-79 F NEAR 6000 FEET
60-70 F NEAR 8000 FEET.
MIN HUMIDITY........35-45%.
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.......2000 FT AGL UNTIL 1000, THEN 9000 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 5 TO 10 MPH.
SMOKE DISPERSAL.....POOR UNTIL 0900. GOOD AFTER 1200.
FORECAST FOR DAY 3 THROUGH 7
WEDNESDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 48-58. HIGHS 74-84. SOUTHWEST WINDS 10 TO 20 MPH WITH GUSTS
TO 35 MPH.
THURSDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 48-58. HIGHS 77-87. SOUTHWEST WINDS 10 TO 20 MPH WITH GUSTS
TO 30 MPH.
FRIDAY
MOSTLY CLEAR. LOWS 49-59. HIGHS 79-89. SOUTHWEST WINDS
10 TO 20 MPH WITH GUSTS TO 25 MPH.
SATURDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 50-60. HIGHS 79-89.
SUNDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
51-61. HIGHS 79-89.
COZ203-311300-
LOWER COLORADO RIVER-
247 PM MDT SUN AUG 30 2026
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY (60-70%). SCATTERED SHOWERS AND
THUNDERSTORMS UNTIL 2400, THEN ISOLATED SHOWERS
AND THUNDERSTORMS.
CHC OF LIGHTNING....50 PERCENT.
MIN TEMPERATURE.....52-62 F NEAR 6000 FEET
46-56 F NEAR 8000 FEET.
MAX HUMIDITY........67-82%.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY WINDS 3 TO 6 MPH.
LOCALIZED GUSTS UP TO 20 MPH IN THE EVENING.
CWR.................50 PERCENT.
15K FT MSL WINDS....SOUTHWEST 25 TO 35 MPH DECREASING TO 20 TO 25
MPH AFTER MIDNIGHT.
MIXING HEIGHT.......4000 FT AGL UNTIL 1900, THEN 1000 FT AGL.
TRANSPORT WINDS.....EAST 5 MPH.
SMOKE DISPERSAL.....POOR.
MONDAY
SKY/WEATHER.........MOSTLY CLOUDY (70-80%). SCATTERED SHOWERS AND
ISOLATED THUNDERSTORMS UNTIL 1200, THEN
NUMEROUS SHOWERS AND SCATTERED THUNDERSTORMS.
CHC OF LIGHTNING....50 PERCENT.
MAX TEMPERATURE.....71-81 F NEAR 6000 FEET
63-73 F NEAR 8000 FEET.
MIN HUMIDITY........37-47%.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BECOMING
UPSLOPE/UPVALLEY 4 TO 8 MPH BY 1100.
CWR.................70 PERCENT.
15K FT MSL WINDS....SOUTHWEST 15 TO 20 MPH BECOMING SOUTH 10 TO 15
MPH IN THE AFTERNOON.
MIXING HEIGHT.......4000 FT AGL.
TRANSPORT WINDS.....SOUTH 5 MPH UNTIL 1200, THEN SOUTHWEST.
SMOKE DISPERSAL.....POOR.
MONDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY (60-70%). SCATTERED THUNDERSTORMS
UNTIL 2400. SCATTERED SHOWERS. ISOLATED
THUNDERSTORMS AFTER 2400.
CHC OF LIGHTNING....50 PERCENT.
MIN TEMPERATURE.....51-61 F NEAR 6000 FEET
45-55 F NEAR 8000 FEET.
MAX HUMIDITY........70-85%.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY WINDS 3 TO 6 MPH.
LOCALIZED GUSTS UP TO 20 MPH IN THE EVENING.
CWR.................40 PERCENT.
15K FT MSL WINDS....SOUTHWEST 15 TO 20 MPH.
MIXING HEIGHT.......1000 FT AGL.
TRANSPORT WINDS.....SOUTH 5 MPH.
SMOKE DISPERSAL.....POOR.
TUESDAY
SKY/WEATHER.........PARTLY CLOUDY (40-50%). ISOLATED SHOWERS.
ISOLATED THUNDERSTORMS AFTER 1200.
CHC OF LIGHTNING....10 PERCENT.
MAX TEMPERATURE.....72-82 F NEAR 6000 FEET
62-72 F NEAR 8000 FEET.
MIN HUMIDITY........31-41%.
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 1100, THEN 7500 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 5 MPH.
SMOKE DISPERSAL.....POOR UNTIL 0900. GOOD AFTER 1200.
FORECAST FOR DAY 3 THROUGH 7
WEDNESDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 52-62. HIGHS 76-86. WINDS LESS THAN 15 MPH.
THURSDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 53-63. HIGHS 79-89. WINDS LESS THAN 15 MPH.
FRIDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
54-64. HIGHS 81-91. WINDS LESS THAN 15 MPH.
SATURDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 55-65. HIGHS 80-90.
SUNDAY
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.
LOWS 56-66. HIGHS 80-90.
COZ205-311300-
COLORADO RIVER HEADWATERS-
247 PM MDT SUN AUG 30 2026
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY (70-80%). SCATTERED SHOWERS AND
THUNDERSTORMS UNTIL 2400, THEN ISOLATED SHOWERS
AND THUNDERSTORMS.
CHC OF LIGHTNING....50 PERCENT.
MIN TEMPERATURE.....45-55 F.
MAX HUMIDITY........71-86%.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY WINDS 3 TO 6 MPH.
LOCALIZED GUSTS UP TO 20 MPH IN THE EVENING.
CWR.................60 PERCENT.
15K FT MSL WINDS....SOUTHWEST 20 TO 30 MPH.
MIXING HEIGHT.......1000 FT AGL.
TRANSPORT WINDS.....WEST 5 TO 10 MPH UNTIL 2400, THEN SOUTH.
SMOKE DISPERSAL.....POOR.
MONDAY
SKY/WEATHER.........MOSTLY CLOUDY (70-80%). SCATTERED SHOWERS AND
ISOLATED THUNDERSTORMS UNTIL 1200, THEN
NUMEROUS SHOWERS AND SCATTERED THUNDERSTORMS.
CHC OF LIGHTNING....50 PERCENT.
MAX TEMPERATURE.....69-79 F.
MIN HUMIDITY........36-46%.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BECOMING
UPSLOPE/UPVALLEY 4 TO 8 MPH BY 1100.
CWR.................70 PERCENT.
15K FT MSL WINDS....SOUTHWEST 15 TO 20 MPH BECOMING SOUTH 10 TO 15
MPH IN THE AFTERNOON.
MIXING HEIGHT.......2000 FT AGL UNTIL 1100, THEN 5500 FT AGL UNTIL
1700, THEN 3000 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 5 MPH.
SMOKE DISPERSAL.....POOR.
MONDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY (70-80%). NUMEROUS SHOWERS AND
SCATTERED THUNDERSTORMS UNTIL 2400, THEN
SCATTERED SHOWERS.
CHC OF LIGHTNING....50 PERCENT.
MIN TEMPERATURE.....44-54 F.
MAX HUMIDITY........78-93%.
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....SOUTHWEST 20 TO 30 MPH.
MIXING HEIGHT.......1000 FT AGL.
TRANSPORT WINDS.....SOUTH 5 MPH.
SMOKE DISPERSAL.....POOR.
TUESDAY
SKY/WEATHER.........PARTLY CLOUDY (50-60%). ISOLATED SHOWERS UNTIL
1200, THEN SCATTERED SHOWERS AND THUNDERSTORMS.
CHC OF LIGHTNING....20 PERCENT.
MAX TEMPERATURE.....69-79 F.
MIN HUMIDITY........29-39%.
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 BECOMING SOUTHWEST 15 TO 20
MPH IN THE AFTERNOON.
MIXING HEIGHT.......1500 FT AGL UNTIL 1000, THEN 7500 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 5 MPH UNTIL 1200, THEN WEST 10 TO 15
MPH.
SMOKE DISPERSAL.....POOR UNTIL 0900. GOOD AFTER 1200.
FORECAST FOR DAY 3 THROUGH 7
WEDNESDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 43-53. HIGHS 69-79. SOUTHWEST WINDS 10 TO 20 MPH WITH GUSTS
TO 30 MPH.
THURSDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 43-53. HIGHS 71-81. SOUTHWEST WINDS 10 TO 20 MPH WITH GUSTS
TO 25 MPH.
FRIDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
45-55. HIGHS 73-83. WINDS LESS THAN 15 MPH.
SATURDAY
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.
LOWS 46-56. HIGHS 72-82.
SUNDAY
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.
LOWS 47-57. HIGHS 72-82.
COZ290-311300-
PARADOX VALLEY FORECAST AREA-
247 PM MDT SUN AUG 30 2026
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY (70-80%). SCATTERED SHOWERS AND
THUNDERSTORMS UNTIL 2400. ISOLATED SHOWERS AND
THUNDERSTORMS AFTER 2400.
CHC OF LIGHTNING....30 PERCENT.
MIN TEMPERATURE.....50-60 F NEAR 6000 FEET
47-57 F NEAR 8000 FEET.
MAX HUMIDITY........61-76% NEAR 6000 FEET
70-85% 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....WEST 20 TO 30 MPH BECOMING SOUTHWEST 15 TO 20
MPH AFTER MIDNIGHT.
MIXING HEIGHT.......5500 FT AGL UNTIL 2000, THEN 500 FT AGL.
TRANSPORT WINDS.....SOUTHEAST 5 MPH.
SMOKE DISPERSAL.....POOR.
MONDAY
SKY/WEATHER.........MOSTLY CLOUDY (70-80%). SCATTERED SHOWERS AND
ISOLATED THUNDERSTORMS UNTIL 1200. NEAR 6000
FEET, NUMEROUS SHOWERS AND THUNDERSTORMS AFTER
1200. NEAR 8000 FEET, NUMEROUS SHOWERS AND
SCATTERED THUNDERSTORMS AFTER 1200.
CHC OF LIGHTNING....60 PERCENT.
MAX TEMPERATURE.....70-80 F NEAR 6000 FEET
63-73 F NEAR 8000 FEET.
MIN HUMIDITY........39-49% NEAR 6000 FEET
46-56% NEAR 8000 FEET.
20-FOOT WINDS.......UPSLOPE/UPVALLEY WINDS 4 TO 8 MPH. LOCALIZED
GUSTS UP TO 20 MPH IN THE AFTERNOON.
CWR.................60 PERCENT.
15K FT MSL WINDS....SOUTH 10 TO 15 MPH.
MIXING HEIGHT.......2000 FT AGL UNTIL 1100, THEN 3500 FT AGL.
TRANSPORT WINDS.....SOUTH 5 MPH.
SMOKE DISPERSAL.....POOR.
MONDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY (60-70%). SCATTERED SHOWERS AND
THUNDERSTORMS UNTIL 2400. ISOLATED SHOWERS AND
THUNDERSTORMS AFTER 2400.
CHC OF LIGHTNING....40 PERCENT.
MIN TEMPERATURE.....46-56 F NEAR 6000 FEET
44-54 F NEAR 8000 FEET.
MAX HUMIDITY........70-85% NEAR 6000 FEET
83-98% NEAR 8000 FEET.
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....SOUTHWEST 20 TO 25 MPH.
MIXING HEIGHT.......1000 FT AGL.
TRANSPORT WINDS.....SOUTHEAST 5 MPH.
SMOKE DISPERSAL.....POOR.
TUESDAY
SKY/WEATHER.........NEAR 6000 FEET, MOSTLY SUNNY (20-30%). NEAR
8000 FEET, PARTLY CLOUDY (30-40%) UNTIL 1200,
THEN MOSTLY SUNNY (20-30%). ISOLATED SHOWERS
AND THUNDERSTORMS AFTER 1200.
CHC OF LIGHTNING....10 PERCENT.
MAX TEMPERATURE.....73-83 F NEAR 6000 FEET
66-76 F NEAR 8000 FEET.
MIN HUMIDITY........26-36%.
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 8500 FT AGL.
TRANSPORT WINDS.....SOUTH 5 MPH UNTIL 1200, THEN SOUTHWEST.
SMOKE DISPERSAL.....POOR UNTIL 0900. GOOD AFTER 1500.
FORECAST FOR DAY 3 THROUGH 7
WEDNESDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 52-62. HIGHS 77-87. SOUTHWEST WINDS 10 TO 20 MPH WITH GUSTS
TO 30 MPH.
THURSDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS NEAR
8000 FEET. LOWS 53-63. HIGHS 80-90. SOUTHWEST WINDS 10 TO 20 MPH
WITH GUSTS TO 25 MPH.
FRIDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
54-64. HIGHS 81-91. WINDS LESS THAN 15 MPH.
SATURDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS
NEAR 6000 FEET AND SCATTERED SHOWERS AND THUNDERSTORMS NEAR
8000 FEET. LOWS 55-65. HIGHS 81-91.
SUNDAY
PARTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS NEAR 6000 FEET AND SCATTERED SHOWERS AND
THUNDERSTORMS NEAR 8000 FEET. LOWS 56-66. HIGHS 81-91.
COZ291-311300-
NORTHERN SAN JUAN FORECAST AREA-
247 PM MDT SUN AUG 30 2026
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY (70-80%). SCATTERED SHOWERS AND
THUNDERSTORMS UNTIL 2400, THEN ISOLATED SHOWERS
AND THUNDERSTORMS.
CHC OF LIGHTNING....30 PERCENT.
MIN TEMPERATURE.....47-57 F.
MAX HUMIDITY........65-80%.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY WINDS 3 TO 6 MPH.
LOCALIZED GUSTS UP TO 20 MPH IN THE EVENING.
CWR.................10 PERCENT.
15K FT MSL WINDS....SOUTHWEST 20 TO 25 MPH DECREASING TO 15 TO 20
MPH AFTER MIDNIGHT.
MIXING HEIGHT.......5000 FT AGL UNTIL 2000, THEN 500 FT AGL.
TRANSPORT WINDS.....SOUTH 5 TO 10 MPH.
SMOKE DISPERSAL.....POOR.
MONDAY
SKY/WEATHER.........MOSTLY CLOUDY (70-80%). SCATTERED SHOWERS AND
ISOLATED THUNDERSTORMS UNTIL 1200, THEN SHOWERS
AND SCATTERED THUNDERSTORMS.
CHC OF LIGHTNING....50 PERCENT.
MAX TEMPERATURE.....63-73 F.
MIN HUMIDITY........41-51%.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BECOMING
UPSLOPE/UPVALLEY 4 TO 8 MPH BY 1100.
CWR.................80 PERCENT.
15K FT MSL WINDS....SOUTH 10 TO 15 MPH INCREASING TO 15 TO 20 MPH
IN THE AFTERNOON.
MIXING HEIGHT.......2500 FT AGL.
TRANSPORT WINDS.....SOUTH 5 MPH.
SMOKE DISPERSAL.....POOR.
MONDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY (60-70%). SCATTERED SHOWERS AND
ISOLATED THUNDERSTORMS UNTIL 2400, THEN
ISOLATED SHOWERS.
CHC OF LIGHTNING....20 PERCENT.
MIN TEMPERATURE.....43-53 F.
MAX HUMIDITY........76-91%.
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....SOUTHWEST 25 TO 35 MPH DECREASING TO 15 TO 20
MPH AFTER MIDNIGHT.
MIXING HEIGHT.......1000 FT AGL.
TRANSPORT WINDS.....SOUTH 5 MPH.
SMOKE DISPERSAL.....POOR.
TUESDAY
SKY/WEATHER.........PARTLY CLOUDY (30-40%). SCATTERED SHOWERS AND
THUNDERSTORMS AFTER 1200.
CHC OF LIGHTNING....30 PERCENT.
MAX TEMPERATURE.....66-76 F.
MIN HUMIDITY........29-39%.
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 15 TO 20 MPH.
MIXING HEIGHT.......3000 FT AGL UNTIL 1100, THEN 8500 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 5 MPH UNTIL 1200, THEN WEST 10 TO 15
MPH.
SMOKE DISPERSAL.....POOR UNTIL 0900. GOOD AFTER 1200.
FORECAST FOR DAY 3 THROUGH 7
WEDNESDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 44-54. HIGHS 69-79. WINDS LESS THAN 15 MPH.
THURSDAY
MOSTLY CLEAR. LOWS 44-54. HIGHS 72-82. WINDS LESS
THAN 15 MPH.
FRIDAY
MOSTLY CLEAR. SCATTERED SHOWERS AND THUNDERSTORMS. LOWS
45-55. HIGHS 72-82. WINDS LESS THAN 15 MPH.
SATURDAY
PARTLY CLOUDY. NUMEROUS SHOWERS AND SCATTERED
THUNDERSTORMS. LOWS 47-57. HIGHS 72-82.
SUNDAY
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.
LOWS 48-58. HIGHS 73-83.
COZ292-311300-
NORTH FORK FORECAST AREA-
247 PM MDT SUN AUG 30 2026
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY (70-80%). SCATTERED SHOWERS AND
THUNDERSTORMS UNTIL 2400. ISOLATED SHOWERS AND
THUNDERSTORMS AFTER 2400.
CHC OF LIGHTNING....40 PERCENT.
MIN TEMPERATURE.....50-60 F NEAR 6000 FEET
46-56 F NEAR 8000 FEET.
MAX HUMIDITY........65-80%.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING
DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BY SUNSET.
CWR.................20 PERCENT.
15K FT MSL WINDS....SOUTHWEST 20 TO 25 MPH DECREASING TO 15 TO 20
MPH AFTER MIDNIGHT.
MIXING HEIGHT.......4500 FT AGL UNTIL 1900, THEN 1000 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 5 TO 10 MPH UNTIL 2400, THEN
SOUTHEAST.
SMOKE DISPERSAL.....POOR.
MONDAY
SKY/WEATHER.........MOSTLY CLOUDY (70-80%). SCATTERED SHOWERS AND
ISOLATED THUNDERSTORMS UNTIL 1200. NUMEROUS
SHOWERS AND SCATTERED THUNDERSTORMS AFTER 1200.
CHC OF LIGHTNING....50 PERCENT.
MAX TEMPERATURE.....72-82 F NEAR 6000 FEET
64-74 F NEAR 8000 FEET.
MIN HUMIDITY........37-47%.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BECOMING
UPSLOPE/UPVALLEY 4 TO 8 MPH BY 1100.
CWR.................60 PERCENT.
15K FT MSL WINDS....SOUTH 10 TO 15 MPH.
MIXING HEIGHT.......2000 FT AGL UNTIL 1100, THEN 4000 FT AGL UNTIL
1700, THEN 2000 FT AGL.
TRANSPORT WINDS.....SOUTHEAST 5 MPH UNTIL 1200, THEN SOUTHWEST.
SMOKE DISPERSAL.....POOR.
MONDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY (70-80%). SCATTERED THUNDERSTORMS
UNTIL 2400. SCATTERED SHOWERS.
CHC OF LIGHTNING....40 PERCENT.
MIN TEMPERATURE.....48-58 F NEAR 6000 FEET
44-54 F NEAR 8000 FEET.
MAX HUMIDITY........76-91%.
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....SOUTH 20 TO 30 MPH BECOMING SOUTHWEST 20 TO 25
MPH AFTER MIDNIGHT.
MIXING HEIGHT.......1000 FT AGL.
TRANSPORT WINDS.....SOUTHEAST 5 MPH.
SMOKE DISPERSAL.....POOR.
TUESDAY
SKY/WEATHER.........NEAR 6000 FEET, PARTLY CLOUDY (30-40%) UNTIL
1200, THEN MOSTLY SUNNY (10-20%). NEAR 8000
FEET, PARTLY CLOUDY (40-50%). ISOLATED SHOWERS.
ISOLATED THUNDERSTORMS AFTER 1200.
CHC OF LIGHTNING....10 PERCENT.
MAX TEMPERATURE.....70-80 F NEAR 6000 FEET
66-76 F NEAR 8000 FEET.
MIN HUMIDITY........29-39%.
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 1100, THEN 8500 FT AGL.
TRANSPORT WINDS.....SOUTH 5 MPH UNTIL 1200, THEN WEST.
SMOKE DISPERSAL.....POOR UNTIL 0900. FAIR AFTER 1200.
FORECAST FOR DAY 3 THROUGH 7
WEDNESDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 50-60. HIGHS 78-88. WINDS LESS THAN 15 MPH.
THURSDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 51-61. HIGHS 80-90. WINDS LESS THAN 15 MPH.
FRIDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS NEAR
6000 FEET AND SCATTERED SHOWERS AND THUNDERSTORMS NEAR 8000 FEET.
LOWS 52-62. HIGHS 82-92. WINDS LESS THAN 15 MPH.
SATURDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS
NEAR 6000 FEET AND SCATTERED SHOWERS AND THUNDERSTORMS NEAR
8000 FEET. LOWS 53-63. HIGHS 82-92.
SUNDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS NEAR
6000 FEET AND SCATTERED SHOWERS AND THUNDERSTORMS NEAR 8000 FEET.
LOWS 54-64. HIGHS 82-92.
COZ293-311300-
GUNNISON BASIN FORECAST AREA-
247 PM MDT SUN AUG 30 2026
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY (60-70%). SCATTERED SHOWERS AND
THUNDERSTORMS UNTIL 2400, ISOLATED SHOWERS AND
THUNDERSTORMS AFTER 2400.
CHC OF LIGHTNING....20 PERCENT.
MIN TEMPERATURE.....46-56 F.
MAX HUMIDITY........68-83%.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING
DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BY SUNSET.
CWR.................20 PERCENT.
15K FT MSL WINDS....SOUTHWEST 20 TO 25 MPH DECREASING TO 15 TO 20
MPH AFTER MIDNIGHT.
MIXING HEIGHT.......6000 FT AGL UNTIL 1900. 500 FT AGL AFTER 2000.
TRANSPORT WINDS.....WEST 5 TO 10 MPH UNTIL 2400, THEN SOUTHEAST.
SMOKE DISPERSAL.....POOR.
MONDAY
SKY/WEATHER.........MOSTLY CLOUDY (70-80%). SCATTERED SHOWERS AND
ISOLATED THUNDERSTORMS UNTIL 1200, THEN
NUMEROUS SHOWERS AND SCATTERED THUNDERSTORMS.
CHC OF LIGHTNING....50 PERCENT.
MAX TEMPERATURE.....68-78 F.
MIN HUMIDITY........38-48%.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BECOMING
UPSLOPE/UPVALLEY 4 TO 8 MPH BY 1100.
CWR.................80 PERCENT.
15K FT MSL WINDS....SOUTH 15 TO 20 MPH.
MIXING HEIGHT.......2500 FT AGL UNTIL 1100, THEN 3500 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 5 MPH.
SMOKE DISPERSAL.....POOR.
MONDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY (70-80%). SCATTERED THUNDERSTORMS
UNTIL 2400. SCATTERED SHOWERS.
CHC OF LIGHTNING....50 PERCENT.
MIN TEMPERATURE.....44-54 F.
MAX HUMIDITY........81-96%.
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....SOUTH 20 TO 30 MPH BECOMING SOUTHWEST 20 TO 25
MPH AFTER MIDNIGHT.
MIXING HEIGHT.......1000 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 5 MPH.
SMOKE DISPERSAL.....POOR.
TUESDAY
SKY/WEATHER.........MOSTLY CLOUDY (60-70%) UNTIL 1200, THEN PARTLY
CLOUDY (30-40%). ISOLATED SHOWERS. ISOLATED
THUNDERSTORMS AFTER 1200.
CHC OF LIGHTNING....20 PERCENT.
MAX TEMPERATURE.....70-80 F.
MIN HUMIDITY........30-40%.
20-FOOT WINDS.......UPSLOPE/UPVALLEY WINDS 4 TO 8 MPH. LOCALIZED
GUSTS UP TO 25 MPH IN THE AFTERNOON.
CWR.................10 PERCENT.
15K FT MSL WINDS....WEST 15 TO 20 MPH.
MIXING HEIGHT.......2500 FT AGL UNTIL 1100, THEN 8000 FT AGL.
TRANSPORT WINDS.....WEST 5 MPH.
SMOKE DISPERSAL.....POOR UNTIL 0900. GOOD AFTER 1200.
FORECAST FOR DAY 3 THROUGH 7
WEDNESDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 42-52. HIGHS 70-80. WINDS LESS THAN 15 MPH.
THURSDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 42-52. HIGHS 72-82. WINDS LESS THAN 15 MPH.
FRIDAY
MOSTLY CLEAR. SCATTERED SHOWERS AND THUNDERSTORMS. LOWS
43-53. HIGHS 73-83. WINDS LESS THAN 15 MPH.
SATURDAY
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.
LOWS 45-55. HIGHS 73-83.
SUNDAY
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.
LOWS 46-56. HIGHS 73-83.
COZ207-311300-
SOUTHWEST COLORADO LOWER FORECAST AREA-
247 PM MDT SUN AUG 30 2026
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY (70-80%). SCATTERED THUNDERSTORMS
UNTIL 2400. SCATTERED SHOWERS. ISOLATED
THUNDERSTORMS AFTER 2400.
CHC OF LIGHTNING....40 PERCENT.
MIN TEMPERATURE.....54-64 F.
MAX HUMIDITY........71-86%.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY WINDS 3 TO 6 MPH.
LOCALIZED GUSTS UP TO 25 MPH IN THE EVENING.
CWR.................20 PERCENT.
15K FT MSL WINDS....WEST 20 TO 25 MPH BECOMING SOUTHWEST 10 TO 15
MPH AFTER MIDNIGHT.
MIXING HEIGHT.......6000 FT AGL UNTIL 2000, THEN 1500 FT AGL.
TRANSPORT WINDS.....SOUTHEAST 5 TO 10 MPH.
SMOKE DISPERSAL.....POOR.
MONDAY
SKY/WEATHER.........MOSTLY CLOUDY (70-80%). SCATTERED SHOWERS AND
ISOLATED THUNDERSTORMS UNTIL 1200, THEN
NUMEROUS SHOWERS AND SCATTERED THUNDERSTORMS.
CHC OF LIGHTNING....50 PERCENT.
MAX TEMPERATURE.....72-82 F.
MIN HUMIDITY........39-49%.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BECOMING
UPSLOPE/UPVALLEY 4 TO 8 MPH BY 1100.
CWR.................60 PERCENT.
15K FT MSL WINDS....SOUTH 10 TO 15 MPH INCREASING TO 20 TO 25 MPH
IN THE AFTERNOON.
MIXING HEIGHT.......2000 FT AGL UNTIL 1100, THEN 3500 FT AGL.
TRANSPORT WINDS.....SOUTH 5 TO 10 MPH UNTIL 1200, THEN SOUTHWEST.
SMOKE DISPERSAL.....POOR.
MONDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY (60-70%). SCATTERED SHOWERS UNTIL
2400. ISOLATED THUNDERSTORMS. ISOLATED SHOWERS
AFTER 2400.
CHC OF LIGHTNING....20 PERCENT.
MIN TEMPERATURE.....49-59 F.
MAX HUMIDITY........83-98%.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY WINDS 3 TO 6 MPH.
LOCALIZED GUSTS UP TO 20 MPH IN THE EVENING.
CWR.................20 PERCENT.
15K FT MSL WINDS....SOUTHWEST 15 TO 20 MPH.
MIXING HEIGHT.......1000 FT AGL.
TRANSPORT WINDS.....SOUTHEAST 5 MPH.
SMOKE DISPERSAL.....POOR.
TUESDAY
SKY/WEATHER.........MOSTLY SUNNY (20-30%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....75-85 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....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 WEST.
SMOKE DISPERSAL.....POOR UNTIL 0900. FAIR AFTER 1200.
FORECAST FOR DAY 3 THROUGH 7
WEDNESDAY
MOSTLY CLEAR. LOWS 50-60. HIGHS 79-89. WINDS LESS
THAN 15 MPH.
THURSDAY
MOSTLY CLEAR. LOWS 51-61. HIGHS 81-91. WINDS LESS
THAN 15 MPH.
FRIDAY
MOSTLY CLEAR. LOWS 52-62. HIGHS 83-93. WINDS LESS THAN
15 MPH.
SATURDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 53-63. HIGHS 83-93.
SUNDAY
PARTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS. LOWS 54-64. HIGHS 83-93.
COZ294-311300-
SOUTHWEST COLORADO UPPER WEST FORECAST AREA-
247 PM MDT SUN AUG 30 2026
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY (70-80%). SCATTERED THUNDERSTORMS
UNTIL 2400. SCATTERED SHOWERS. ISOLATED
THUNDERSTORMS AFTER 2400.
CHC OF LIGHTNING....40 PERCENT.
MIN TEMPERATURE.....48-58 F.
MAX HUMIDITY........76-91%.
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 SOUTHWEST 10 TO 15
MPH AFTER MIDNIGHT.
MIXING HEIGHT.......5500 FT AGL UNTIL 2000, THEN 1000 FT AGL.
TRANSPORT WINDS.....SOUTH 5 TO 10 MPH.
SMOKE DISPERSAL.....POOR.
MONDAY
SKY/WEATHER.........MOSTLY CLOUDY (70-80%). SCATTERED SHOWERS AND
ISOLATED THUNDERSTORMS UNTIL 1200, THEN
NUMEROUS SHOWERS AND SCATTERED THUNDERSTORMS.
CHC OF LIGHTNING....50 PERCENT.
MAX TEMPERATURE.....61-71 F.
MIN HUMIDITY........48-58%.
20-FOOT WINDS.......UPSLOPE/UPVALLEY WINDS 4 TO 8 MPH. LOCALIZED
GUSTS UP TO 20 MPH IN THE AFTERNOON.
CWR.................70 PERCENT.
15K FT MSL WINDS....SOUTH 10 TO 15 MPH INCREASING TO 20 TO 25 MPH
IN THE AFTERNOON.
MIXING HEIGHT.......3500 FT AGL.
TRANSPORT WINDS.....SOUTH 5 MPH.
SMOKE DISPERSAL.....POOR.
MONDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY (60-70%). SCATTERED SHOWERS AND
ISOLATED THUNDERSTORMS UNTIL 2400, THEN
ISOLATED SHOWERS.
CHC OF LIGHTNING....20 PERCENT.
MIN TEMPERATURE.....44-54 F.
MAX HUMIDITY........86-100%.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY WINDS 3 TO 6 MPH.
LOCALIZED GUSTS UP TO 20 MPH IN THE EVENING.
CWR.................30 PERCENT.
15K FT MSL WINDS....SOUTHWEST 20 TO 25 MPH DECREASING TO 15 TO 20
MPH AFTER MIDNIGHT.
MIXING HEIGHT.......2500 FT AGL UNTIL 2000, THEN 1000 FT AGL.
TRANSPORT WINDS.....SOUTHEAST 5 MPH.
SMOKE DISPERSAL.....POOR.
TUESDAY
SKY/WEATHER.........PARTLY CLOUDY (30-40%) UNTIL 1200, THEN MOSTLY
SUNNY (20-30%). ISOLATED SHOWERS AND
THUNDERSTORMS AFTER 1200.
CHC OF LIGHTNING....10 PERCENT.
MAX TEMPERATURE.....64-74 F.
MIN HUMIDITY........29-39%.
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.......1500 FT AGL UNTIL 1000. 8000 FT AGL AFTER 1100.
TRANSPORT WINDS.....SOUTHWEST 5 MPH.
SMOKE DISPERSAL.....POOR UNTIL 0900. GOOD AFTER 1200.
FORECAST FOR DAY 3 THROUGH 7
WEDNESDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 43-53. HIGHS 67-77. WINDS LESS THAN 15 MPH.
THURSDAY
MOSTLY CLEAR. LOWS 43-53. HIGHS 70-80. WINDS LESS
THAN 15 MPH.
FRIDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
44-54. HIGHS 72-82. WINDS LESS THAN 15 MPH.
SATURDAY
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.
LOWS 45-55. HIGHS 72-82.
SUNDAY
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.
LOWS 46-56. HIGHS 72-82.
COZ295-311300-
SOUTHWEST COLORADO UPPER EAST FORECAST AREA-
247 PM MDT SUN AUG 30 2026
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY (70-80%). SCATTERED THUNDERSTORMS
UNTIL 2400. SCATTERED SHOWERS. ISOLATED
THUNDERSTORMS AFTER 2400.
CHC OF LIGHTNING....30 PERCENT.
MIN TEMPERATURE.....47-57 F.
MAX HUMIDITY........75-90%.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING
DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BY SUNSET.
CWR.................20 PERCENT.
15K FT MSL WINDS....SOUTHWEST 10 TO 15 MPH.
MIXING HEIGHT.......5000 FT AGL UNTIL 2000, THEN 500 FT AGL.
TRANSPORT WINDS.....WEST 5 TO 10 MPH UNTIL 2400, THEN NORTHEAST.
SMOKE DISPERSAL.....POOR.
MONDAY
SKY/WEATHER.........MOSTLY CLOUDY (70-80%). ISOLATED THUNDERSTORMS
UNTIL 1200. SCATTERED SHOWERS. SCATTERED
THUNDERSTORMS AFTER 1200.
CHC OF LIGHTNING....50 PERCENT.
MAX TEMPERATURE.....68-78 F.
MIN HUMIDITY........36-46%.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BECOMING
UPSLOPE/UPVALLEY 4 TO 8 MPH BY 1100.
CWR.................70 PERCENT.
15K FT MSL WINDS....SOUTH 10 TO 15 MPH INCREASING TO 20 TO 30 MPH
IN THE AFTERNOON.
MIXING HEIGHT.......1000 FT AGL UNTIL 1000, THEN 5000 FT AGL.
TRANSPORT WINDS.....EAST 5 MPH UNTIL 1200, THEN SOUTHWEST 10 TO 15
MPH.
SMOKE DISPERSAL.....POOR UNTIL 1200, THEN GOOD UNTIL 1500, THEN
FAIR.
MONDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY (70-80%). SCATTERED THUNDERSTORMS
UNTIL 2400. SCATTERED SHOWERS.
CHC OF LIGHTNING....40 PERCENT.
MIN TEMPERATURE.....46-56 F.
MAX HUMIDITY........83-98%.
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....SOUTHWEST 20 TO 30 MPH.
MIXING HEIGHT.......2500 FT AGL UNTIL 2000, THEN 1000 FT AGL.
TRANSPORT WINDS.....WEST 5 MPH UNTIL 2400, THEN NORTHEAST.
SMOKE DISPERSAL.....POOR.
TUESDAY
SKY/WEATHER.........PARTLY CLOUDY (30-40%) UNTIL 1200, THEN MOSTLY
SUNNY (20-30%). ISOLATED SHOWERS AND
THUNDERSTORMS AFTER 1200.
CHC OF LIGHTNING....10 PERCENT.
MAX TEMPERATURE.....70-80 F.
MIN HUMIDITY........25-35%.
20-FOOT WINDS.......UPSLOPE/UPVALLEY WINDS 4 TO 8 MPH. LOCALIZED
GUSTS UP TO 25 MPH IN THE AFTERNOON.
CWR.................10 PERCENT.
15K FT MSL WINDS....WEST 15 TO 20 MPH DECREASING TO 10 TO 15 MPH IN
THE AFTERNOON.
MIXING HEIGHT.......1500 FT AGL UNTIL 1000, THEN 8000 FT AGL.
TRANSPORT WINDS.....NORTHWEST 5 MPH UNTIL 1200, THEN SOUTHWEST.
SMOKE DISPERSAL.....POOR UNTIL 0900. GOOD AFTER 1200.
FORECAST FOR DAY 3 THROUGH 7
WEDNESDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 42-52. HIGHS 72-82. WINDS LESS THAN 15 MPH.
THURSDAY
MOSTLY CLEAR. LOWS 42-52. HIGHS 73-83. WINDS LESS
THAN 15 MPH.
FRIDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
44-54. HIGHS 74-84. WINDS LESS THAN 15 MPH.
SATURDAY
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.
LOWS 46-56. HIGHS 74-84.
SUNDAY
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.
LOWS 47-57. HIGHS 74-84.
UTZ485-311300-
EASTERN ASHLEY NATIONAL FOREST-
247 PM MDT SUN AUG 30 2026
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (50-60%). SCATTERED SHOWERS AND
THUNDERSTORMS UNTIL 2400.
CHC OF LIGHTNING....40 PERCENT.
MIN TEMPERATURE.....44-54 F NEAR 7000 FEET
33-43 F NEAR 10000 FEET.
24 HR TREND......1 DEGREE COOLER.
MAX HUMIDITY........74-89% NEAR 7000 FEET
85-100% NEAR 10000 FEET.
24 HR TREND......15% DRIER.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING
DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BY SUNSET.
CWR.................30 PERCENT.
MIXING HEIGHT.......1000 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 5 MPH.
CLEARING INDEX......LESS THAN 500.
MONDAY
SKY/WEATHER.........PARTLY CLOUDY (40-50%) UNTIL 1200, THEN MOSTLY
CLOUDY (60-70%). NEAR 10000 FEET, ISOLATED
SHOWERS UNTIL 1200. SCATTERED SHOWERS AND
THUNDERSTORMS AFTER 1200.
CHC OF LIGHTNING....50 PERCENT.
MAX TEMPERATURE.....64-74 F NEAR 7000 FEET
56-66 F NEAR 10000 FEET.
24 HR TREND......4 DEGREES WARMER.
MIN HUMIDITY........42-52% NEAR 7000 FEET
50-60% NEAR 10000 FEET.
24 HR TREND......11% DRIER.
20-FOOT WINDS.......UPSLOPE/UPVALLEY WINDS 4 TO 8 MPH. LOCALIZED
GUSTS UP TO 20 MPH IN THE AFTERNOON.
CWR.................20 PERCENT.
MIXING HEIGHT.......2500 FT AGL UNTIL 1200, THEN 5500 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 5 MPH.
CLEARING INDEX......LESS THAN 500 UNTIL 1200. 700 AFTER 1300.
MONDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY (70-80%). NEAR 7000 FEET,
SCATTERED THUNDERSTORMS UNTIL 2400. SCATTERED
SHOWERS. ISOLATED THUNDERSTORMS AFTER 2400.
NEAR 10000 FEET, NUMEROUS SHOWERS AND
SCATTERED THUNDERSTORMS UNTIL 2400, THEN
SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS.
CHC OF LIGHTNING....50 PERCENT.
MIN TEMPERATURE.....45-55 F NEAR 7000 FEET
34-44 F NEAR 10000 FEET.
24 HR TREND......1 DEGREE COOLER.
MAX HUMIDITY........87-100%.
24 HR TREND......15% WETTER.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING
DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BY SUNSET.
CWR.................70 PERCENT.
MIXING HEIGHT.......1000 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 5 TO 10 MPH.
CLEARING INDEX......LESS THAN 500.
TUESDAY
SKY/WEATHER.........PARTLY CLOUDY (30-40%). SCATTERED SHOWERS AND
THUNDERSTORMS AFTER 1200.
CHC OF LIGHTNING....20 PERCENT.
MAX TEMPERATURE.....64-74 F NEAR 7000 FEET
56-66 F NEAR 10000 FEET.
24 HR TREND......1 DEGREE WARMER.
MIN HUMIDITY........42-52% NEAR 7000 FEET
52-62% NEAR 10000 FEET.
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.......1500 FT AGL UNTIL 1000. 7000 FT AGL AFTER 1100.
TRANSPORT WINDS.....SOUTHWEST 5 TO 10 MPH.
CLEARING INDEX......LESS THAN 500 UNTIL 1000. 950 AFTER 1100.
FORECAST FOR DAY 3 THROUGH 7
WEDNESDAY
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS .
LOWS 46-56. HIGHS 66-76. SOUTHWEST WINDS 10 TO 20 MPH WITH GUSTS
TO 35 MPH.
THURSDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 45-55. HIGHS 68-78. SOUTH WINDS 10 TO 20 MPH WITH GUSTS TO
30 MPH.
FRIDAY
MOSTLY CLEAR. LOWS 47-57. HIGHS 70-80. SOUTH WINDS
10 TO 20 MPH WITH GUSTS TO 30 MPH.
SATURDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS
NEAR 7000 FEET AND SCATTERED SHOWERS AND THUNDERSTORMS NEAR
10000 FEET. LOWS 49-59. HIGHS 70-80.
SUNDAY
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS .
LOWS 49-59. HIGHS 69-79.
UTZ486-311300-
EASTERN UINTA BASIN-
247 PM MDT SUN AUG 30 2026
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (50-60%). SCATTERED SHOWERS AND
THUNDERSTORMS UNTIL 2400.
CHC OF LIGHTNING....40 PERCENT.
MIN TEMPERATURE.....47-57 F NEAR 5000 FEET
40-50 F NEAR 8000 FEET.
24 HR TREND......1 DEGREE WARMER.
MAX HUMIDITY........72-87%.
24 HR TREND......24% DRIER.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING
DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BY SUNSET.
CWR.................20 PERCENT.
MIXING HEIGHT.......1000 FT AGL.
TRANSPORT WINDS.....EAST 5 MPH UNTIL 2400, THEN NORTH.
CLEARING INDEX......LESS THAN 500.
MONDAY
SKY/WEATHER.........NEAR 5000 FEET, PARTLY CLOUDY (40-50%) UNTIL
1200, THEN MOSTLY CLOUDY (60-70%). NEAR 8000
FEET, PARTLY CLOUDY (50-60%). SCATTERED
SHOWERS AND THUNDERSTORMS AFTER 1200.
CHC OF LIGHTNING....50 PERCENT.
MAX TEMPERATURE.....70-80 F NEAR 5000 FEET
59-69 F NEAR 8000 FEET.
24 HR TREND......2 DEGREES WARMER.
MIN HUMIDITY........41-51%.
24 HR TREND......9% DRIER.
20-FOOT WINDS.......UPSLOPE/UPVALLEY WINDS 4 TO 8 MPH. LOCALIZED
GUSTS UP TO 20 MPH IN THE AFTERNOON.
CWR.................20 PERCENT.
MIXING HEIGHT.......2000 FT AGL UNTIL 1200, THEN 5000 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 5 MPH.
CLEARING INDEX......LESS THAN 500 UNTIL 1200. 700 AFTER 1300.
MONDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY (70-80%). NUMEROUS SHOWERS AND
SCATTERED THUNDERSTORMS UNTIL 2400. SCATTERED
SHOWERS AND ISOLATED THUNDERSTORMS AFTER 2400.
CHC OF LIGHTNING....50 PERCENT.
MIN TEMPERATURE.....47-57 F.
24 HR TREND......1 DEGREE COOLER.
MAX HUMIDITY........84-99%.
24 HR TREND......15% WETTER.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING
DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BY SUNSET.
CWR.................70 PERCENT.
MIXING HEIGHT.......1000 FT AGL.
TRANSPORT WINDS.....SOUTH 5 MPH.
CLEARING INDEX......500 UNTIL 2000, THEN LESS THAN 500.
TUESDAY
SKY/WEATHER.........NEAR 5000 FEET, PARTLY CLOUDY (40-50%) UNTIL
1200, THEN MOSTLY SUNNY (20-30%), ISOLATED
SHOWERS AND THUNDERSTORMS AFTER 1200. NEAR 8000
FEET, PARTLY CLOUDY (40-50%), SCATTERED
SHOWERS AND THUNDERSTORMS AFTER 1200.
CHC OF LIGHTNING....10 PERCENT.
MAX TEMPERATURE.....68-78 F NEAR 5000 FEET
57-67 F NEAR 8000 FEET.
24 HR TREND......1 DEGREE COOLER.
MIN HUMIDITY........42-52%.
24 HR TREND......2% WETTER.
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, THEN 7000 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 5 MPH UNTIL 1200, THEN 10 TO 15 MPH.
CLEARING INDEX......LESS THAN 500 UNTIL 1100. 950 AFTER 1300.
FORECAST FOR DAY 3 THROUGH 7
WEDNESDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 50-60. HIGHS 71-81. SOUTHWEST WINDS 10 TO 20 MPH WITH GUSTS
TO 30 MPH.
THURSDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 50-60. HIGHS 73-83. WINDS LESS THAN 15 MPH.
FRIDAY
MOSTLY CLEAR. LOWS 52-62. HIGHS 76-86. WINDS LESS THAN
15 MPH.
SATURDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS .
LOWS 53-63. HIGHS 75-85.
SUNDAY
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS NEAR
6000 FEET AND SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS NEAR
8000 FEET. LOWS 53-63. HIGHS 75-85.
UTZ487-311300-
BOOK CLIFFS-
247 PM MDT SUN AUG 30 2026
TONIGHT
SKY/WEATHER.........NEAR 5000 FEET, MOSTLY CLOUDY (60-70%) UNTIL
2400, THEN PARTLY CLOUDY (50-60%), ISOLATED
SHOWERS AND THUNDERSTORMS UNTIL 2400. NEAR 8000
FEET, MOSTLY CLOUDY (60-70%), SCATTERED
SHOWERS AND THUNDERSTORMS UNTIL 2400, ISOLATED
SHOWERS AND THUNDERSTORMS AFTER 2400.
CHC OF LIGHTNING....20 PERCENT.
MIN TEMPERATURE.....49-59 F NEAR 5000 FEET
44-54 F NEAR 8000 FEET.
24 HR TREND......UNCHANGED.
MAX HUMIDITY........81-96%.
24 HR TREND......10% DRIER.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING
DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BY SUNSET.
CWR.................10 PERCENT.
MIXING HEIGHT.......1000 FT AGL.
TRANSPORT WINDS.....SOUTHEAST 5 TO 10 MPH UNTIL 2400, THEN
SOUTHWEST.
CLEARING INDEX......LESS THAN 500.
MONDAY
SKY/WEATHER.........NEAR 5000 FEET, PARTLY CLOUDY (50-60%) UNTIL
1200, THEN MOSTLY CLOUDY (70-80%), ISOLATED
SHOWERS AND THUNDERSTORMS UNTIL 1200, THEN
SCATTERED SHOWERS AND THUNDERSTORMS. NEAR 8000
FEET, MOSTLY CLOUDY (70-80%), ISOLATED
THUNDERSTORMS UNTIL 1200. SCATTERED SHOWERS.
SCATTERED THUNDERSTORMS AFTER 1200.
CHC OF LIGHTNING....50 PERCENT.
MAX TEMPERATURE.....66-76 F NEAR 5000 FEET
63-73 F NEAR 8000 FEET.
24 HR TREND......UNCHANGED.
MIN HUMIDITY........42-52% NEAR 5000 FEET
50-60% NEAR 8000 FEET.
24 HR TREND......3% DRIER.
20-FOOT WINDS.......UPSLOPE/UPVALLEY WINDS 4 TO 8 MPH. LOCALIZED
GUSTS UP TO 20 MPH IN THE AFTERNOON.
CWR.................50 PERCENT.
MIXING HEIGHT.......4000 FT AGL.
TRANSPORT WINDS.....SOUTH 5 MPH.
CLEARING INDEX......LESS THAN 500 UNTIL 1200, THEN 650.
MONDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY (70-80%) UNTIL 2400, THEN PARTLY
CLOUDY (50-60%). NUMEROUS SHOWERS AND SCATTERED
THUNDERSTORMS UNTIL 2400. SCATTERED SHOWERS AND
ISOLATED THUNDERSTORMS AFTER 2400.
CHC OF LIGHTNING....50 PERCENT.
MIN TEMPERATURE.....48-58 F NEAR 5000 FEET
42-52 F NEAR 8000 FEET.
24 HR TREND......2 DEGREES COOLER.
MAX HUMIDITY........86-100%.
24 HR TREND......10% WETTER.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING
DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BY SUNSET.
CWR.................50 PERCENT.
MIXING HEIGHT.......1000 FT AGL.
TRANSPORT WINDS.....SOUTH 5 TO 10 MPH.
CLEARING INDEX......500 UNTIL 2000, THEN LESS THAN 500.
TUESDAY
SKY/WEATHER.........PARTLY CLOUDY (30-40%) UNTIL 1200, THEN MOSTLY
SUNNY (20-30%). NEAR 5000 FEET, ISOLATED
SHOWERS AND THUNDERSTORMS AFTER 1200. NEAR 8000
FEET, ISOLATED SHOWERS.
CHC OF LIGHTNING....10 PERCENT.
MAX TEMPERATURE.....69-79 F NEAR 5000 FEET
63-73 F NEAR 8000 FEET.
24 HR TREND......1 DEGREE WARMER.
MIN HUMIDITY........35-45% NEAR 5000 FEET
42-52% NEAR 8000 FEET.
24 HR TREND......6% DRIER.
20-FOOT WINDS.......UPSLOPE/UPVALLEY WINDS 4 TO 8 MPH. LOCALIZED
GUSTS UP TO 25 MPH IN THE AFTERNOON.
CWR.................0 PERCENT.
MIXING HEIGHT.......1500 FT AGL UNTIL 1000, THEN 8000 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 5 MPH.
CLEARING INDEX......LESS THAN 500 UNTIL 1200. 1000 AFTER 1400.
FORECAST FOR DAY 3 THROUGH 7
WEDNESDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS
NEAR 6000 FEET AND SCATTERED SHOWERS AND THUNDERSTORMS NEAR
8000 FEET. LOWS 50-60. HIGHS 74-84. SOUTHWEST WINDS 10 TO 20 MPH
WITH GUSTS TO 35 MPH.
THURSDAY
MOSTLY CLEAR. LOWS 50-60. HIGHS 77-87. SOUTHWEST
WINDS 10 TO 20 MPH WITH GUSTS TO 25 MPH.
FRIDAY
MOSTLY CLEAR. LOWS 52-62. HIGHS 79-89. SOUTHWEST WINDS
10 TO 20 MPH WITH GUSTS TO 25 MPH.
SATURDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS .
LOWS 53-63. HIGHS 78-88.
SUNDAY
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS .
LOWS 53-63. HIGHS 78-88.
UTZ490-311300-
COLORADO RIVER BASIN-
247 PM MDT SUN AUG 30 2026
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY (60-70%). SCATTERED SHOWERS AND
THUNDERSTORMS UNTIL 2400. ISOLATED SHOWERS AND
THUNDERSTORMS AFTER 2400.
CHC OF LIGHTNING....40 PERCENT.
MIN TEMPERATURE.....55-65 F.
24 HR TREND......UNCHANGED.
MAX HUMIDITY........70-85%.
24 HR TREND......2% WETTER.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY WINDS 3 TO 6 MPH.
LOCALIZED GUSTS UP TO 20 MPH IN THE EVENING.
CWR.................20 PERCENT.
MIXING HEIGHT.......1000 FT AGL.
TRANSPORT WINDS.....NORTHEAST 5 TO 10 MPH.
CLEARING INDEX......LESS THAN 500.
MONDAY
SKY/WEATHER.........MOSTLY CLOUDY (70-80%). ISOLATED THUNDERSTORMS
UNTIL 1200. SCATTERED SHOWERS. SCATTERED
THUNDERSTORMS AFTER 1200.
CHC OF LIGHTNING....50 PERCENT.
MAX TEMPERATURE.....75-85 F NEAR 5000 FEET
66-76 F NEAR 7000 FEET.
24 HR TREND......3 DEGREES COOLER.
MIN HUMIDITY........40-50% NEAR 5000 FEET
46-56% NEAR 7000 FEET.
24 HR TREND......10% WETTER.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BECOMING
UPSLOPE/UPVALLEY 4 TO 8 MPH BY 1100.
CWR.................60 PERCENT.
MIXING HEIGHT.......4000 FT AGL.
TRANSPORT WINDS.....SOUTH 5 MPH.
CLEARING INDEX......550.
MONDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY (60-70%). NEAR 5000 FEET,
SCATTERED THUNDERSTORMS UNTIL 2400. SCATTERED
SHOWERS. ISOLATED THUNDERSTORMS AFTER 2400.
NEAR 7000 FEET, NUMEROUS SHOWERS AND SCATTERED
THUNDERSTORMS UNTIL 2400, THEN SCATTERED
SHOWERS AND ISOLATED THUNDERSTORMS.
CHC OF LIGHTNING....50 PERCENT.
MIN TEMPERATURE.....51-61 F.
24 HR TREND......3 DEGREES COOLER.
MAX HUMIDITY........82-97%.
24 HR TREND......17% WETTER.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING
DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BY SUNSET.
CWR.................50 PERCENT.
MIXING HEIGHT.......1000 FT AGL.
TRANSPORT WINDS.....EAST 5 MPH.
CLEARING INDEX......500 UNTIL 2000, THEN LESS THAN 500.
TUESDAY
SKY/WEATHER.........PARTLY CLOUDY (30-40%) UNTIL 1200, THEN MOSTLY
SUNNY (20-30%). ISOLATED SHOWERS. ISOLATED
THUNDERSTORMS AFTER 1200.
CHC OF LIGHTNING....10 PERCENT.
MAX TEMPERATURE.....77-87 F NEAR 5000 FEET
66-76 F NEAR 7000 FEET.
24 HR TREND......1 DEGREE WARMER.
MIN HUMIDITY........32-42% NEAR 5000 FEET
41-51% NEAR 7000 FEET.
24 HR TREND......10% DRIER.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BECOMING
UPSLOPE/UPVALLEY 4 TO 8 MPH BY 1100.
CWR.................10 PERCENT.
MIXING HEIGHT.......8500 FT AGL.
TRANSPORT WINDS.....SOUTHEAST 5 MPH UNTIL 1200, THEN SOUTHWEST.
CLEARING INDEX......LESS THAN 500 UNTIL 1300, THEN 950.
FORECAST FOR DAY 3 THROUGH 7
WEDNESDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS
NEAR 5000 FEET AND SCATTERED SHOWERS AND THUNDERSTORMS NEAR
7000 FEET. LOWS 55-65. HIGHS 80-90. SOUTHWEST WINDS 10 TO 20 MPH
WITH GUSTS TO 35 MPH.
THURSDAY
MOSTLY CLEAR. LOWS 55-65. HIGHS 82-92. SOUTHWEST
WINDS 10 TO 20 MPH WITH GUSTS TO 30 MPH.
FRIDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
57-67. HIGHS 84-94. WINDS LESS THAN 15 MPH.
SATURDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS .
LOWS 58-68. HIGHS 84-94.
SUNDAY
PARTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS NEAR 5000 FEET AND SCATTERED SHOWERS AND
THUNDERSTORMS NEAR 7000 FEET. LOWS 58-68. HIGHS 84-94.
UTZ491-311300-
SOUTHEAST UTAH-
247 PM MDT SUN AUG 30 2026
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY (60-70%). NEAR 5000 FEET,
SCATTERED THUNDERSTORMS UNTIL 2400. SCATTERED
SHOWERS. ISOLATED THUNDERSTORMS AFTER 2400.
NEAR 8000 FEET, SCATTERED SHOWERS AND
THUNDERSTORMS UNTIL 2400, THEN ISOLATED SHOWERS
AND THUNDERSTORMS.
CHC OF LIGHTNING....30 PERCENT.
MIN TEMPERATURE.....56-66 F NEAR 5000 FEET
48-58 F NEAR 8000 FEET.
24 HR TREND......1 DEGREE COOLER.
MAX HUMIDITY........70-85%.
24 HR TREND......14% WETTER.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY WINDS 3 TO 6 MPH.
LOCALIZED GUSTS UP TO 30 MPH IN THE EVENING.
CWR.................20 PERCENT.
MIXING HEIGHT.......8500 FT AGL UNTIL 1900. 2000 FT AGL AFTER 2000.
TRANSPORT WINDS.....SOUTHWEST 10 TO 15 MPH UNTIL 2400, THEN
SOUTHEAST.
CLEARING INDEX......1050 UNTIL 1900. LESS THAN 500 AFTER 2000.
MONDAY
SKY/WEATHER.........MOSTLY CLOUDY (70-80%). NEAR 5000 FEET,
ISOLATED THUNDERSTORMS UNTIL 1200. SCATTERED
SHOWERS. SCATTERED THUNDERSTORMS AFTER 1200.
NEAR 8000 FEET, SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS UNTIL 1200, THEN NUMEROUS SHOWERS
AND SCATTERED THUNDERSTORMS.
CHC OF LIGHTNING....50 PERCENT.
MAX TEMPERATURE.....72-82 F NEAR 5000 FEET
60-70 F NEAR 8000 FEET.
24 HR TREND......9 DEGREES COOLER.
MIN HUMIDITY........42-52% NEAR 5000 FEET
55-65% NEAR 8000 FEET.
24 HR TREND......21% WETTER.
20-FOOT WINDS.......UPSLOPE/UPVALLEY WINDS 4 TO 8 MPH. LOCALIZED
GUSTS UP TO 20 MPH IN THE AFTERNOON.
CWR.................50 PERCENT.
MIXING HEIGHT.......3500 FT AGL.
TRANSPORT WINDS.....SOUTH 5 TO 10 MPH.
CLEARING INDEX......500.
MONDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY (70-80%) UNTIL 2400, THEN PARTLY
CLOUDY (40-50%). SCATTERED SHOWERS AND
THUNDERSTORMS UNTIL 2400. NEAR 5000 FEET,
ISOLATED SHOWERS AFTER 2400. NEAR 8000 FEET,
ISOLATED SHOWERS AND THUNDERSTORMS AFTER 2400.
CHC OF LIGHTNING....30 PERCENT.
MIN TEMPERATURE.....51-61 F NEAR 5000 FEET
45-55 F NEAR 8000 FEET.
24 HR TREND......6 DEGREES COOLER.
MAX HUMIDITY........84-99%.
24 HR TREND......23% WETTER.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY WINDS 3 TO 6 MPH.
LOCALIZED GUSTS UP TO 20 MPH IN THE EVENING.
CWR.................30 PERCENT.
MIXING HEIGHT.......3500 FT AGL UNTIL 2000, THEN 1000 FT AGL.
TRANSPORT WINDS.....SOUTHEAST 5 TO 10 MPH.
CLEARING INDEX......LESS THAN 500.
TUESDAY
SKY/WEATHER.........NEAR 5000 FEET, MOSTLY SUNNY (20-30%). NEAR
8000 FEET, PARTLY CLOUDY (30-40%), ISOLATED
SHOWERS UNTIL 1200, SCATTERED SHOWERS AND
THUNDERSTORMS AFTER 1200.
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....76-86 F NEAR 5000 FEET
61-71 F NEAR 8000 FEET.
24 HR TREND......4 DEGREES WARMER.
MIN HUMIDITY........27-37% NEAR 5000 FEET
37-47% NEAR 8000 FEET.
24 HR TREND......15% 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 9000 FT AGL.
TRANSPORT WINDS.....SOUTHEAST 5 MPH UNTIL 1200, THEN SOUTHWEST.
CLEARING INDEX......LESS THAN 500 UNTIL 1200. 1050 AFTER 1400.
FORECAST FOR DAY 3 THROUGH 7
WEDNESDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS .
LOWS 55-65. HIGHS 81-91. SOUTHWEST WINDS 10 TO 20 MPH WITH GUSTS
TO 30 MPH.
THURSDAY
MOSTLY CLEAR. ISOLATED SHOWERS NEAR 8000 FEET. LOWS
56-66. HIGHS 83-93. WINDS LESS THAN 15 MPH.
FRIDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS NEAR
5000 FEET AND SCATTERED SHOWERS AND THUNDERSTORMS NEAR 8000 FEET
. LOWS 58-68. HIGHS 84-94. WINDS LESS THAN 15 MPH.
SATURDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS
NEAR 5000 FEET AND SCATTERED SHOWERS AND THUNDERSTORMS NEAR
8000 FEET. LOWS 58-68. HIGHS 84-94.
SUNDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS NEAR
5000 FEET AND SCATTERED SHOWERS AND THUNDERSTORMS NEAR 8000 FEET
. LOWS 59-69. HIGHS 84-94.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page