675
FNUS55 KGJT 220301 AAB
FWFGJT
FIRE WEATHER PLANNING FORECAST FOR WRN COLORADO AND ERN UTAH...UPDATED
NATIONAL WEATHER SERVICE GRAND JUNCTION CO
901 PM MDT THU MAY 21 2026
DISCUSSION
THE FRONT SETTLES NEAR THE SOUTHERN BORDER
OVERNIGHT AND POST FRONTAL WINDS WILL LEAVE LOCALIZED AREAS OF
CRITICAL FIRE WEATHER IN PLACE FOR FRIDAY IN FAR SOUTHWEST
COLORADO. WARMER CONDITIONS ARRIVE FOR THE WEEKEND WITH A DOWNWARD
TREND IN AFTERNOON GUSTS LIMITING THE FIRE WEATHER THREAT INTO
EARLY NEXT WEEK.
...GUSTY ERRATIC WINDS CAN BE EXPECTED NEAR ANY SHOWERS
OR THUNDERSTORMS...
..THE SMOKE DATA IS CALCULATED FROM AN AVERAGE AT 6000 FEET MSL
COZ200-221915-
LITTLE SNAKE FORECAST AREA-
901 PM MDT THU MAY 21 2026
REST OF TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (20-30%). NEAR 8000 FEET, ISOLATED
SHOWERS UNTIL 2400.
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....28-38 F NEAR 6000 FEET
22-32 F NEAR 8000 FEET.
MAX HUMIDITY........76-91%.
20-FOOT WINDS.......NORTH WINDS 10 TO 15 MPH LATE IN THE EVENING
BECOMING DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BY
SUNSET. LOCALIZED GUSTS UP TO 30 MPH.
CWR.................10 PERCENT.
15K FT MSL WINDS....NORTHWEST 20 TO 30 MPH.
MIXING HEIGHT.......1000 FT AGL.
TRANSPORT WINDS.....NORTH 5 TO 10 MPH.
SMOKE DISPERSAL.....POOR.
FRIDAY
SKY/WEATHER.........PARTLY CLOUDY (40-50%) UNTIL 1200, THEN MOSTLY
CLOUDY (60-70%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....51-61 F NEAR 6000 FEET
44-54 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....NORTHWEST 20 TO 25 MPH BECOMING WEST 15 TO 20
MPH IN THE AFTERNOON.
MIXING HEIGHT.......8000 FT AGL.
TRANSPORT WINDS.....NORTHEAST 5 MPH UNTIL 1200, THEN WEST.
SMOKE DISPERSAL.....POOR UNTIL 1200. FAIR AFTER 1500.
FRIDAY NIGHT
SKY/WEATHER.........NEAR 6000 FEET, MOSTLY CLOUDY (60-70%) UNTIL
2400, THEN PARTLY CLOUDY (40-50%). NEAR 8000
FEET, PARTLY CLOUDY (40-50%).
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....34-44 F.
MAX HUMIDITY........57-72% NEAR 6000 FEET
49-59% 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.......6500 FT AGL UNTIL 2000. 500 FT AGL AFTER 2100.
TRANSPORT WINDS.....SOUTH 5 MPH.
SMOKE DISPERSAL.....POOR.
SATURDAY
SKY/WEATHER.........MOSTLY SUNNY (10-20%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....65-75 F NEAR 6000 FEET
54-64 F NEAR 8000 FEET.
MIN HUMIDITY........14-24%.
20-FOOT WINDS.......UPSLOPE/UPVALLEY WINDS 4 TO 8 MPH. LOCALIZED
GUSTS UP TO 20 MPH IN THE AFTERNOON.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 20 TO 25 MPH.
MIXING HEIGHT.......2500 FT AGL UNTIL 1000, THEN 10000 FT AGL.
TRANSPORT WINDS.....WEST 5 TO 10 MPH.
SMOKE DISPERSAL.....POOR UNTIL 0900. VERY GOOD AFTER 1200.
FORECAST FOR DAY 3 THROUGH 7
SUNDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
38-48. HIGHS 73-83. WINDS LESS THAN 15 MPH.
MEMORIAL DAY
MOSTLY CLEAR. LOWS 41-51. HIGHS 75-85. WINDS LESS
THAN 15 MPH.
TUESDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 43-53. HIGHS 67-77. SOUTHWEST WINDS 10 TO 20 MPH WITH GUSTS
TO 35 MPH.
WEDNESDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 40-50. HIGHS 69-79.
THURSDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 39-49. HIGHS 68-78.
COZ201-221915-
ROUTT FORECAST AREA-
901 PM MDT THU MAY 21 2026
REST OF TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (40-50%). SCATTERED SHOWERS UNTIL
2400, ISOLATED SHOWERS AFTER 2400.
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....21-31 F.
MAX HUMIDITY........83-98%.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY WINDS 3 TO 6 MPH.
LOCALIZED GUSTS UP TO 20 MPH LATE IN THE
EVENING.
CWR.................10 PERCENT.
15K FT MSL WINDS....WEST 30 TO 40 MPH DECREASING TO 20 TO 30 MPH
AFTER MIDNIGHT.
MIXING HEIGHT.......2000 FT AGL.
TRANSPORT WINDS.....NORTHWEST 5 MPH.
SMOKE DISPERSAL.....POOR.
FRIDAY
SKY/WEATHER.........PARTLY CLOUDY (50-60%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....47-57 F.
MIN HUMIDITY........25-35%.
20-FOOT WINDS.......UPSLOPE/UPVALLEY WINDS 4 TO 8 MPH. LOCALIZED
GUSTS UP TO 20 MPH IN THE AFTERNOON.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 15 TO 20 MPH.
MIXING HEIGHT.......8000 FT AGL.
TRANSPORT WINDS.....WEST 5 MPH.
SMOKE DISPERSAL.....POOR UNTIL 0900. GOOD AFTER 1500.
FRIDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY (70-80%) UNTIL 2400, THEN PARTLY
CLOUDY (50-60%). ISOLATED SHOWERS UNTIL 2400.
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....27-37 F.
MAX HUMIDITY........59-74%.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING
DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BY SUNSET.
CWR.................10 PERCENT.
15K FT MSL WINDS....WEST 15 TO 20 MPH.
MIXING HEIGHT.......6000 FT AGL UNTIL 2000, THEN 1000 FT AGL.
TRANSPORT WINDS.....NORTHWEST 5 MPH UNTIL 2400, THEN SOUTH.
SMOKE DISPERSAL.....POOR.
SATURDAY
SKY/WEATHER.........MOSTLY SUNNY (20-30%). ISOLATED SHOWERS AND
THUNDERSTORMS AFTER 1200.
CHC OF LIGHTNING....10 PERCENT.
MAX TEMPERATURE.....55-65 F.
MIN HUMIDITY........19-29%.
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 20 TO 25 MPH.
MIXING HEIGHT.......1000 FT AGL UNTIL 0800. 9500 FT AGL AFTER 0900.
TRANSPORT WINDS.....SOUTHWEST 5 TO 10 MPH UNTIL 1200, THEN WEST 15
TO 20 MPH.
SMOKE DISPERSAL.....POOR UNTIL 0900. VERY GOOD AFTER 1200.
FORECAST FOR DAY 3 THROUGH 7
SUNDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
33-43. HIGHS 63-73. WINDS LESS THAN 15 MPH.
MEMORIAL DAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 37-47. HIGHS 67-77. WINDS LESS THAN 15 MPH.
TUESDAY
MOSTLY CLOUDY. NUMEROUS SHOWERS AND SCATTERED
THUNDERSTORMS. LOWS 38-48. HIGHS 59-69. WINDS LESS THAN 15 MPH.
WEDNESDAY
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.
LOWS 36-46. HIGHS 61-71.
THURSDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 36-46. HIGHS 60-70.
COZ202-221915-
WHITE RIVER FORECAST AREA-
901 PM MDT THU MAY 21 2026
REST OF TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (20-30%). NEAR 8000 FEET, ISOLATED
SHOWERS UNTIL 2400.
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....27-37 F.
MAX HUMIDITY........78-93%.
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 30 TO 40 MPH BECOMING NORTHWEST 25 TO 35
MPH AFTER MIDNIGHT.
MIXING HEIGHT.......1000 FT AGL.
TRANSPORT WINDS.....NORTHEAST 5 TO 10 MPH.
SMOKE DISPERSAL.....POOR.
FRIDAY
SKY/WEATHER.........NEAR 6000 FEET, PARTLY CLOUDY (50-60%) UNTIL
1200, THEN MOSTLY CLOUDY (60-70%). NEAR 8000
FEET, MOSTLY CLOUDY (60-70%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....54-64 F NEAR 6000 FEET
46-56 F NEAR 8000 FEET.
MIN HUMIDITY........13-23% NEAR 6000 FEET
21-31% NEAR 8000 FEET.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BECOMING
UPSLOPE/UPVALLEY 4 TO 8 MPH BY 1100.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 15 TO 20 MPH.
MIXING HEIGHT.......2000 FT AGL UNTIL 1000, THEN 7500 FT AGL.
TRANSPORT WINDS.....NORTHEAST 5 MPH UNTIL 1200, THEN WEST.
SMOKE DISPERSAL.....POOR UNTIL 0900. FAIR AFTER 1500.
FRIDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY (60-70%) UNTIL 2400, THEN PARTLY
CLOUDY (40-50%). NEAR 8000 FEET, ISOLATED
SHOWERS UNTIL 2400.
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....32-42 F.
MAX HUMIDITY........57-72% NEAR 6000 FEET
52-62% NEAR 8000 FEET.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING
DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BY SUNSET.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 20 TO 25 MPH.
MIXING HEIGHT.......6000 FT AGL UNTIL 2000, THEN 1000 FT AGL.
TRANSPORT WINDS.....WEST 5 MPH UNTIL 2400, THEN SOUTHEAST.
SMOKE DISPERSAL.....POOR.
SATURDAY
SKY/WEATHER.........MOSTLY SUNNY (10-20%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....66-76 F NEAR 6000 FEET
55-65 F NEAR 8000 FEET.
MIN HUMIDITY........11-21% NEAR 6000 FEET
17-27% 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.
MIXING HEIGHT.......1500 FT AGL UNTIL 0900. 10500 FT AGL AFTER
1000.
TRANSPORT WINDS.....SOUTHWEST 5 TO 10 MPH UNTIL 1200, THEN WEST.
SMOKE DISPERSAL.....POOR UNTIL 0900. VERY GOOD AFTER 1200.
FORECAST FOR DAY 3 THROUGH 7
SUNDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS NEAR
8000 FEET. LOWS 38-48. HIGHS 75-85. WINDS LESS THAN 15 MPH.
MEMORIAL DAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 41-51. HIGHS 77-87. WINDS LESS THAN 15 MPH.
TUESDAY
PARTLY CLOUDY NEAR 6000 FEET AND MOSTLY CLOUDY NEAR
8000 FEET AND SCATTERED SHOWERS AND THUNDERSTORMS. LOWS 44-54.
HIGHS 68-78. SOUTHWEST WINDS 10 TO 20 MPH WITH GUSTS TO 25 MPH.
WEDNESDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 40-50. HIGHS 70-80.
THURSDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 39-49. HIGHS 69-79.
COZ203-221915-
LOWER COLORADO RIVER-
901 PM MDT THU MAY 21 2026
REST OF TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (10-20%).
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....34-44 F.
MAX HUMIDITY........59-74%.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY WINDS 3 TO 6 MPH.
LOCALIZED GUSTS UP TO 40 MPH DECREASING TO 20
MPH AFTER MIDNIGHT.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 30 TO 40 MPH.
MIXING HEIGHT.......1000 FT AGL.
TRANSPORT WINDS.....NORTH 5 TO 10 MPH.
SMOKE DISPERSAL.....POOR.
FRIDAY
SKY/WEATHER.........PARTLY CLOUDY (40-50%) UNTIL 1200, THEN MOSTLY
CLOUDY (60-70%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....60-70 F NEAR 6000 FEET
51-61 F NEAR 8000 FEET.
MIN HUMIDITY........14-24%.
20-FOOT WINDS.......UPSLOPE/UPVALLEY WINDS 4 TO 8 MPH. LOCALIZED
GUSTS UP TO 20 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 20 TO 25 MPH.
MIXING HEIGHT.......1000 FT AGL UNTIL 0900, THEN 9000 FT AGL.
TRANSPORT WINDS.....NORTH 5 MPH UNTIL 1200, THEN WEST.
SMOKE DISPERSAL.....POOR UNTIL 0900. GOOD AFTER 1500.
FRIDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY (60-70%) UNTIL 2400, THEN PARTLY
CLOUDY (30-40%). ISOLATED SHOWERS UNTIL 2400.
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.................10 PERCENT.
15K FT MSL WINDS....WEST 15 TO 20 MPH.
MIXING HEIGHT.......6500 FT AGL UNTIL 2000, THEN 1000 FT AGL.
TRANSPORT WINDS.....WEST 5 TO 10 MPH UNTIL 2400, THEN EAST.
SMOKE DISPERSAL.....POOR.
SATURDAY
SKY/WEATHER.........MOSTLY SUNNY (10-20%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....68-78 F NEAR 6000 FEET
59-69 F NEAR 8000 FEET.
MIN HUMIDITY........12-22%.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BECOMING
UPSLOPE/UPVALLEY 4 TO 8 MPH BY 1100.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 20 TO 25 MPH.
MIXING HEIGHT.......2000 FT AGL UNTIL 1000, THEN 10500 FT AGL.
TRANSPORT WINDS.....SOUTHEAST 5 MPH UNTIL 1200, THEN WEST 10 TO 15
MPH.
SMOKE DISPERSAL.....POOR UNTIL 0900. VERY GOOD AFTER 1200.
FORECAST FOR DAY 3 THROUGH 7
SUNDAY
MOSTLY CLEAR. LOWS 43-53. HIGHS 76-86. WINDS LESS THAN
15 MPH.
MEMORIAL DAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 47-57. HIGHS 77-87. WINDS LESS THAN 15 MPH.
TUESDAY
NOT AS WARM. MOSTLY CLOUDY. NUMEROUS SHOWERS AND
SCATTERED THUNDERSTORMS. LOWS 47-57. HIGHS 67-77. WINDS LESS THAN
15 MPH.
WEDNESDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 44-54. HIGHS 71-81.
THURSDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 44-54. HIGHS 72-82.
COZ205-221915-
COLORADO RIVER HEADWATERS-
901 PM MDT THU MAY 21 2026
REST OF TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (30-40%). SCATTERED SHOWERS UNTIL
2400, ISOLATED SHOWERS AFTER 2400.
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....26-36 F.
MAX HUMIDITY........72-87%.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY WINDS 3 TO 6 MPH.
LOCALIZED GUSTS UP TO 20 MPH LATE IN THE
EVENING.
CWR.................10 PERCENT.
15K FT MSL WINDS....WEST 35 TO 45 MPH DECREASING TO 30 TO 40 MPH
AFTER MIDNIGHT.
MIXING HEIGHT.......1000 FT AGL.
TRANSPORT WINDS.....NORTHWEST 5 MPH.
SMOKE DISPERSAL.....POOR.
FRIDAY
SKY/WEATHER.........PARTLY CLOUDY (40-50%) UNTIL 1200, THEN MOSTLY
CLOUDY (60-70%). ISOLATED SHOWERS AFTER 1200.
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....53-63 F.
MIN HUMIDITY........18-28%.
20-FOOT WINDS.......UPSLOPE/UPVALLEY WINDS 4 TO 8 MPH. LOCALIZED
GUSTS UP TO 25 MPH IN THE AFTERNOON.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 20 TO 30 MPH DECREASING TO 15 TO 20 MPH IN
THE AFTERNOON.
MIXING HEIGHT.......8500 FT AGL.
TRANSPORT WINDS.....WEST 5 MPH UNTIL 1200, THEN 10 TO 15 MPH.
SMOKE DISPERSAL.....POOR UNTIL 0900. VERY GOOD AFTER 1200.
FRIDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY (70-80%) UNTIL 2400, THEN PARTLY
CLOUDY (50-60%). ISOLATED SHOWERS.
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....32-42 F.
MAX HUMIDITY........62-77%.
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.
MIXING HEIGHT.......5500 FT AGL UNTIL 2100, THEN 1000 FT AGL.
TRANSPORT WINDS.....WEST 5 TO 10 MPH UNTIL 2400, THEN SOUTH.
SMOKE DISPERSAL.....FAIR UNTIL 2100, THEN POOR.
SATURDAY
SKY/WEATHER.........PARTLY CLOUDY (30-40%). ISOLATED SHOWERS AFTER
1200.
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....60-70 F.
MIN HUMIDITY........16-26%.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BECOMING
UPSLOPE/UPVALLEY 4 TO 8 MPH BY 1100.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 20 TO 25 MPH.
MIXING HEIGHT.......1000 FT AGL UNTIL 0800. 9500 FT AGL AFTER 0900.
TRANSPORT WINDS.....WEST 5 TO 10 MPH.
SMOKE DISPERSAL.....POOR UNTIL 0900. VERY GOOD AFTER 1200.
FORECAST FOR DAY 3 THROUGH 7
SUNDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
34-44. HIGHS 66-76. WINDS LESS THAN 15 MPH.
MEMORIAL DAY
MOSTLY CLEAR. SCATTERED SHOWERS AND
THUNDERSTORMS. LOWS 37-47. HIGHS 69-79. WINDS LESS THAN 15 MPH.
TUESDAY
MOSTLY CLOUDY. SHOWERS AND SCATTERED THUNDERSTORMS.
LOWS 38-48. HIGHS 61-71. WINDS LESS THAN 15 MPH.
WEDNESDAY
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.
LOWS 36-46. HIGHS 64-74.
THURSDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 36-46. HIGHS 64-74.
COZ290-221915-
PARADOX VALLEY FORECAST AREA-
901 PM MDT THU MAY 21 2026
REST OF TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (10-20%).
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....32-42 F NEAR 6000 FEET
30-40 F NEAR 8000 FEET.
MAX HUMIDITY........48-58% NEAR 6000 FEET
55-65% NEAR 8000 FEET.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING
DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BY SUNSET.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 20 TO 30 MPH INCREASING TO 25 TO 35 MPH
AFTER MIDNIGHT.
MIXING HEIGHT.......500 FT AGL.
TRANSPORT WINDS.....NORTH 5 TO 10 MPH.
SMOKE DISPERSAL.....POOR.
FRIDAY
SKY/WEATHER.........PARTLY CLOUDY (40-50%) UNTIL 1200, THEN MOSTLY
CLOUDY (60-70%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....62-72 F NEAR 6000 FEET
54-64 F NEAR 8000 FEET.
MIN HUMIDITY........15-25%.
20-FOOT WINDS.......UPSLOPE/UPVALLEY WINDS 4 TO 8 MPH. LOCALIZED
GUSTS UP TO 20 MPH IN THE AFTERNOON.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 20 TO 30 MPH.
MIXING HEIGHT.......1000 FT AGL UNTIL 0900, THEN 8500 FT AGL.
TRANSPORT WINDS.....NORTH 5 MPH UNTIL 1200, THEN WEST 10 TO 15 MPH.
SMOKE DISPERSAL.....POOR UNTIL 0900. GOOD AFTER 1200.
FRIDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY (60-70%) UNTIL 2400, THEN PARTLY
CLOUDY (30-40%).
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....35-45 F NEAR 6000 FEET
34-44 F NEAR 8000 FEET.
MAX HUMIDITY........51-61% NEAR 6000 FEET
55-70% NEAR 8000 FEET.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING
DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BY SUNSET.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 20 TO 30 MPH DECREASING TO 20 TO 25 MPH
AFTER MIDNIGHT.
MIXING HEIGHT.......6000 FT AGL UNTIL 2000, THEN 1000 FT AGL.
TRANSPORT WINDS.....NORTHWEST 5 TO 10 MPH UNTIL 2400, THEN
NORTHEAST.
SMOKE DISPERSAL.....FAIR UNTIL 2100, THEN POOR.
SATURDAY
SKY/WEATHER.........MOSTLY SUNNY (10-20%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....69-79 F NEAR 6000 FEET
61-71 F NEAR 8000 FEET.
MIN HUMIDITY........12-17%.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BECOMING
UPSLOPE/UPVALLEY 4 TO 8 MPH BY 1100.
CWR.................0 PERCENT.
15K FT MSL WINDS....NORTHWEST 20 TO 25 MPH BECOMING WEST 15 TO 20
MPH IN THE AFTERNOON.
MIXING HEIGHT.......2500 FT AGL UNTIL 1000, THEN 11500 FT AGL.
TRANSPORT WINDS.....SOUTHEAST 5 MPH UNTIL 1200, THEN NORTHWEST 10
TO 15 MPH.
SMOKE DISPERSAL.....POOR UNTIL 0900. VERY GOOD AFTER 1200.
FORECAST FOR DAY 3 THROUGH 7
SUNDAY
MOSTLY CLEAR. LOWS 44-54. HIGHS 77-87. WINDS LESS THAN
15 MPH.
MEMORIAL DAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS
NEAR 6000 FEET AND SCATTERED SHOWERS AND THUNDERSTORMS NEAR
8000 FEET. LOWS 47-57. HIGHS 77-87. WINDS LESS THAN 15 MPH.
TUESDAY
NOT AS WARM. MOSTLY CLOUDY. SCATTERED SHOWERS AND
THUNDERSTORMS NEAR 6000 FEET AND NUMEROUS SHOWERS AND SCATTERED
THUNDERSTORMS NEAR 8000 FEET. LOWS 47-57. HIGHS 67-77. WINDS LESS
THAN 15 MPH.
WEDNESDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 43-53. HIGHS 72-82.
THURSDAY
MOSTLY CLEAR. ISOLATED SHOWERS NEAR 8000 FEET. LOWS
43-53. HIGHS 72-82.
COZ291-221915-
NORTHERN SAN JUAN FORECAST AREA-
901 PM MDT THU MAY 21 2026
REST OF TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (10-20%).
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....29-39 F.
MAX HUMIDITY........57-67%.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING
DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BY SUNSET.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 20 TO 30 MPH.
MIXING HEIGHT.......500 FT AGL.
TRANSPORT WINDS.....NORTHWEST 5 TO 10 MPH UNTIL 2400, THEN EAST.
SMOKE DISPERSAL.....POOR.
FRIDAY
SKY/WEATHER.........PARTLY CLOUDY (40-50%) UNTIL 1200, THEN MOSTLY
CLOUDY (60-70%). ISOLATED SHOWERS AND
THUNDERSTORMS AFTER 1200.
CHC OF LIGHTNING....10 PERCENT.
MAX TEMPERATURE.....53-63 F.
MIN HUMIDITY........19-29%.
20-FOOT WINDS.......UPSLOPE/UPVALLEY WINDS 4 TO 8 MPH. LOCALIZED
GUSTS UP TO 20 MPH IN THE AFTERNOON.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 20 TO 30 MPH DECREASING TO 20 TO 25 MPH IN
THE AFTERNOON.
MIXING HEIGHT.......1500 FT AGL UNTIL 0900. 8500 FT AGL AFTER 1000.
TRANSPORT WINDS.....WEST 5 TO 10 MPH UNTIL 1200, THEN 15 TO 20 MPH.
SMOKE DISPERSAL.....POOR UNTIL 0900. VERY GOOD AFTER 1200.
FRIDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY (70-80%) UNTIL 2400, THEN PARTLY
CLOUDY (40-50%).
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....32-42 F.
MAX HUMIDITY........59-74%.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING
DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BY SUNSET.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 20 TO 30 MPH.
MIXING HEIGHT.......6000 FT AGL UNTIL 2000, THEN 1000 FT AGL.
TRANSPORT WINDS.....NORTHWEST 5 TO 10 MPH UNTIL 2400, THEN SOUTH.
SMOKE DISPERSAL.....FAIR UNTIL 2100, THEN POOR.
SATURDAY
SKY/WEATHER.........MOSTLY SUNNY (10-20%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....61-71 F.
MIN HUMIDITY........13-23%.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BECOMING
UPSLOPE/UPVALLEY 4 TO 8 MPH BY 1100.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 20 TO 25 MPH DECREASING TO 15 TO 20 MPH IN
THE AFTERNOON.
MIXING HEIGHT.......500 FT AGL UNTIL 0800. 10000 FT AGL AFTER 0900.
TRANSPORT WINDS.....WEST 5 TO 10 MPH.
SMOKE DISPERSAL.....POOR UNTIL 0900. VERY GOOD AFTER 1200.
FORECAST FOR DAY 3 THROUGH 7
SUNDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
36-46. HIGHS 68-78. WINDS LESS THAN 15 MPH.
MEMORIAL DAY
PARTLY CLOUDY. NUMEROUS SHOWERS AND SCATTERED
THUNDERSTORMS. LOWS 39-49. HIGHS 68-78. WINDS LESS THAN 15 MPH.
TUESDAY
COOLER. MOSTLY CLOUDY. NUMEROUS SHOWERS AND SCATTERED
THUNDERSTORMS. LOWS 39-49. HIGHS 57-67. WINDS LESS THAN 15 MPH.
WEDNESDAY
PARTLY CLOUDY. SCATTERED THUNDERSTORMS AND ISOLATED
SHOWERS. LOWS 35-45. HIGHS 63-73.
THURSDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 36-46. HIGHS 63-73.
COZ292-221915-
NORTH FORK FORECAST AREA-
901 PM MDT THU MAY 21 2026
REST OF TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (20-30%).
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....30-40 F NEAR 6000 FEET
28-38 F NEAR 8000 FEET.
MAX HUMIDITY........56-66%.
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 25 TO 35 MPH.
MIXING HEIGHT.......500 FT AGL.
TRANSPORT WINDS.....NORTHWEST 5 TO 10 MPH.
SMOKE DISPERSAL.....POOR.
FRIDAY
SKY/WEATHER.........NEAR 6000 FEET, PARTLY CLOUDY (40-50%) UNTIL
1200, THEN MOSTLY CLOUDY (60-70%). NEAR 8000
FEET, PARTLY CLOUDY (40-50%), ISOLATED SHOWERS
AFTER 1200.
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....59-69 F NEAR 6000 FEET
50-60 F NEAR 8000 FEET.
MIN HUMIDITY........15-25%.
20-FOOT WINDS.......UPSLOPE/UPVALLEY WINDS 4 TO 8 MPH. LOCALIZED
GUSTS UP TO 25 MPH IN THE AFTERNOON.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 20 TO 30 MPH.
MIXING HEIGHT.......8000 FT AGL.
TRANSPORT WINDS.....WEST 5 MPH UNTIL 1200, THEN 10 TO 15 MPH.
SMOKE DISPERSAL.....POOR UNTIL 0900. VERY GOOD AFTER 1500.
FRIDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY (70-80%) UNTIL 2400, THEN PARTLY
CLOUDY (40-50%).
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....33-43 F.
MAX HUMIDITY........56-66%.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING
DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BY SUNSET.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 20 TO 30 MPH DECREASING TO 20 TO 25 MPH
AFTER MIDNIGHT.
MIXING HEIGHT.......6000 FT AGL UNTIL 2000, THEN 1000 FT AGL.
TRANSPORT WINDS.....WEST 5 TO 10 MPH UNTIL 2400, THEN SOUTHEAST.
SMOKE DISPERSAL.....FAIR UNTIL 2100, THEN POOR.
SATURDAY
SKY/WEATHER.........MOSTLY SUNNY (10-20%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....69-79 F NEAR 6000 FEET
58-68 F NEAR 8000 FEET.
MIN HUMIDITY........12-17%.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BECOMING
UPSLOPE/UPVALLEY 4 TO 8 MPH BY 1100.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 20 TO 25 MPH.
MIXING HEIGHT.......1500 FT AGL UNTIL 0900, THEN 10500 FT AGL.
TRANSPORT WINDS.....SOUTHEAST 5 MPH UNTIL 1200, THEN WEST 10 TO 15
MPH.
SMOKE DISPERSAL.....POOR UNTIL 0900. VERY GOOD AFTER 1200.
FORECAST FOR DAY 3 THROUGH 7
SUNDAY
CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS NEAR
8000 FEET. LOWS 42-52. HIGHS 78-88. WINDS LESS THAN 15 MPH.
MEMORIAL DAY
MOSTLY CLEAR. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS NEAR 6000 FEET AND SCATTERED SHOWERS AND
THUNDERSTORMS NEAR 8000 FEET. LOWS 46-56. HIGHS 78-88. WINDS LESS
THAN 15 MPH.
TUESDAY
NOT AS WARM. MOSTLY CLOUDY. NUMEROUS SHOWERS AND
SCATTERED THUNDERSTORMS NEAR 6000 FEET AND NUMEROUS SHOWERS AND
SCATTERED THUNDERSTORMS NEAR 8000 FEET. LOWS 46-56. HIGHS 68-78.
WINDS LESS THAN 15 MPH.
WEDNESDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 42-52. HIGHS 74-84.
THURSDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 43-53. HIGHS 74-84.
COZ293-221915-
GUNNISON BASIN FORECAST AREA-
901 PM MDT THU MAY 21 2026
REST OF TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (20-30%).
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....27-37 F.
MAX HUMIDITY........65-80%.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY WINDS 3 TO 6 MPH.
LOCALIZED GUSTS UP TO 30 MPH DECREASING TO 20
MPH AFTER MIDNIGHT.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 30 TO 40 MPH.
MIXING HEIGHT.......3500 FT AGL UNTIL 2200, THEN 1000 FT AGL.
TRANSPORT WINDS.....NORTHWEST 5 TO 10 MPH.
SMOKE DISPERSAL.....POOR.
FRIDAY
SKY/WEATHER.........PARTLY CLOUDY (40-50%) UNTIL 1200, THEN MOSTLY
CLOUDY (60-70%). ISOLATED SHOWERS AND
THUNDERSTORMS AFTER 1200.
CHC OF LIGHTNING....10 PERCENT.
MAX TEMPERATURE.....56-66 F.
MIN HUMIDITY........17-27%.
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 20 TO 30 MPH DECREASING TO 20 TO 25 MPH IN
THE AFTERNOON.
MIXING HEIGHT.......500 FT AGL UNTIL 0800. 9000 FT AGL AFTER 1000.
TRANSPORT WINDS.....WEST 5 TO 10 MPH UNTIL 1200, THEN 15 TO 20 MPH.
SMOKE DISPERSAL.....POOR UNTIL 0900. VERY GOOD AFTER 1200.
FRIDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY (60-70%) UNTIL 2400, THEN PARTLY
CLOUDY (40-50%). ISOLATED SHOWERS AND
THUNDERSTORMS UNTIL 2400.
CHC OF LIGHTNING....10 PERCENT.
MIN TEMPERATURE.....33-43 F.
MAX HUMIDITY........67-82%.
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 25 TO 35 MPH DECREASING TO 20 TO 25 MPH
AFTER MIDNIGHT.
MIXING HEIGHT.......6000 FT AGL UNTIL 2000. 1000 FT AGL AFTER 2100.
TRANSPORT WINDS.....WEST 5 TO 10 MPH UNTIL 2400, THEN EAST.
SMOKE DISPERSAL.....FAIR UNTIL 2100, THEN POOR.
SATURDAY
SKY/WEATHER.........MOSTLY SUNNY (10-20%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....63-73 F.
MIN HUMIDITY........13-23%.
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 20 TO 25 MPH.
MIXING HEIGHT.......500 FT AGL UNTIL 0800. 10500 FT AGL AFTER 1000.
TRANSPORT WINDS.....WEST 5 TO 10 MPH UNTIL 1200, THEN 15 TO 20 MPH.
SMOKE DISPERSAL.....POOR UNTIL 0900. EXCELLENT AFTER 1200.
FORECAST FOR DAY 3 THROUGH 7
SUNDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
33-43. HIGHS 68-78. WINDS LESS THAN 15 MPH.
MEMORIAL DAY
PARTLY CLOUDY. SCATTERED SHOWERS AND
THUNDERSTORMS. LOWS 36-46. HIGHS 68-78. WINDS LESS THAN 15 MPH.
TUESDAY
COOLER. MOSTLY CLOUDY. SHOWERS AND SCATTERED
THUNDERSTORMS. LOWS 37-47. HIGHS 58-68. WINDS LESS THAN 15 MPH.
WEDNESDAY
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.
LOWS 34-44. HIGHS 64-74.
THURSDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 34-44. HIGHS 64-74.
COZ207-221915-
SOUTHWEST COLORADO LOWER FORECAST AREA-
901 PM MDT THU MAY 21 2026
REST OF TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (10-20%).
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....38-48 F.
MAX HUMIDITY........43-53%.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY WINDS 3 TO 6 MPH.
LOCALIZED GUSTS UP TO 25 MPH AFTER MIDNIGHT.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 20 TO 25 MPH.
MIXING HEIGHT.......500 FT AGL.
TRANSPORT WINDS.....NORTH 5 TO 10 MPH.
SMOKE DISPERSAL.....POOR.
FRIDAY
SKY/WEATHER.........PARTLY CLOUDY (40-50%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....68-78 F.
MIN HUMIDITY........11-16%.
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 20 TO 25 MPH.
MIXING HEIGHT.......1000 FT AGL UNTIL 0900. 12000 FT AGL AFTER
1000.
TRANSPORT WINDS.....NORTH 5 MPH UNTIL 1200, THEN WEST 10 TO 15 MPH.
SMOKE DISPERSAL.....POOR UNTIL 0900. VERY GOOD AFTER 1200.
FRIDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY (60-70%) UNTIL 2400, THEN PARTLY
CLOUDY (40-50%).
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....40-50 F.
MAX HUMIDITY........49-59%.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING
DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BY SUNSET.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 20 TO 30 MPH.
MIXING HEIGHT.......10000 FT AGL UNTIL 2000, THEN 1000 FT AGL.
TRANSPORT WINDS.....NORTHWEST 10 TO 15 MPH UNTIL 2400, THEN
NORTHEAST.
SMOKE DISPERSAL.....GOOD UNTIL 2100, THEN POOR.
SATURDAY
SKY/WEATHER.........MOSTLY SUNNY (10-20%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....72-82 F.
MIN HUMIDITY........9-14%.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BECOMING
UPSLOPE/UPVALLEY 4 TO 8 MPH BY 1100.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 20 TO 25 MPH BECOMING NORTHWEST 15 TO 20
MPH IN THE AFTERNOON.
MIXING HEIGHT.......500 FT AGL UNTIL 0800. 11500 FT AGL AFTER 0900.
TRANSPORT WINDS.....NORTHWEST 5 TO 10 MPH.
SMOKE DISPERSAL.....POOR UNTIL 0900. EXCELLENT AFTER 1200.
FORECAST FOR DAY 3 THROUGH 7
SUNDAY
CLEAR. LOWS 41-51. HIGHS 79-89. WINDS LESS THAN 15 MPH.
MEMORIAL DAY
PARTLY CLOUDY. ISOLATED SHOWERS AND
THUNDERSTORMS. LOWS 45-55. HIGHS 79-89. WINDS LESS THAN 15 MPH.
TUESDAY
NOT AS WARM. MOSTLY CLOUDY. SCATTERED SHOWERS AND
THUNDERSTORMS. LOWS 43-53. HIGHS 69-79. SOUTH WINDS 10 TO 20 MPH
WITH GUSTS TO 35 MPH.
WEDNESDAY
MOSTLY CLEAR. LOWS 40-50. HIGHS 74-84.
THURSDAY
MOSTLY CLEAR. LOWS 40-50. HIGHS 74-84.
COZ294-221915-
SOUTHWEST COLORADO UPPER WEST FORECAST AREA-
901 PM MDT THU MAY 21 2026
REST OF TONIGHT
SKY/WEATHER.........CLEAR (0-10%).
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....32-42 F.
MAX HUMIDITY........46-56%.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY WINDS 3 TO 6 MPH.
LOCALIZED GUSTS UP TO 20 MPH AFTER MIDNIGHT.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 20 TO 25 MPH.
MIXING HEIGHT.......500 FT AGL.
TRANSPORT WINDS.....NORTH 5 TO 10 MPH.
SMOKE DISPERSAL.....POOR.
FRIDAY
SKY/WEATHER.........PARTLY CLOUDY (40-50%) UNTIL 1200, THEN MOSTLY
CLOUDY (60-70%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....54-64 F.
MIN HUMIDITY........16-26%.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BECOMING
UPSLOPE/UPVALLEY 4 TO 8 MPH BY 1100.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 20 TO 25 MPH.
MIXING HEIGHT.......1500 FT AGL UNTIL 0900, THEN 10500 FT AGL.
TRANSPORT WINDS.....NORTH 5 TO 10 MPH UNTIL 1200, THEN WEST.
SMOKE DISPERSAL.....POOR UNTIL 0900. VERY GOOD AFTER 1200.
FRIDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY (60-70%) UNTIL 2400, THEN PARTLY
CLOUDY (40-50%).
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....34-44 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 20 TO 30 MPH.
MIXING HEIGHT.......7500 FT AGL UNTIL 2000, THEN 1000 FT AGL.
TRANSPORT WINDS.....NORTH 5 TO 10 MPH UNTIL 2400, THEN NORTHEAST.
SMOKE DISPERSAL.....FAIR UNTIL 2100, THEN POOR.
SATURDAY
SKY/WEATHER.........MOSTLY SUNNY (20-30%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....59-69 F.
MIN HUMIDITY........13-23%.
20-FOOT WINDS.......UPSLOPE/UPVALLEY WINDS 4 TO 8 MPH. LOCALIZED
GUSTS UP TO 25 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....NORTHWEST 20 TO 25 MPH DECREASING TO 10 TO 15
MPH IN THE AFTERNOON.
MIXING HEIGHT.......500 FT AGL UNTIL 0800. 11000 FT AGL AFTER 0900.
TRANSPORT WINDS.....NORTHWEST 5 TO 10 MPH.
SMOKE DISPERSAL.....POOR UNTIL 0900. EXCELLENT AFTER 1200.
FORECAST FOR DAY 3 THROUGH 7
SUNDAY
CLEAR. LOWS 36-46. HIGHS 67-77. WINDS LESS THAN 15 MPH.
MEMORIAL DAY
PARTLY CLOUDY. ISOLATED SHOWERS AND
THUNDERSTORMS. LOWS 39-49. HIGHS 67-77. WINDS LESS THAN 15 MPH.
TUESDAY
COOLER. MOSTLY CLOUDY. NUMEROUS SHOWERS AND SCATTERED
THUNDERSTORMS. LOWS 39-49. HIGHS 56-66. SOUTH WINDS 10 TO 20 MPH
WITH GUSTS TO 35 MPH.
WEDNESDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 36-46. HIGHS 62-72.
THURSDAY
MOSTLY CLEAR. LOWS 36-46. HIGHS 62-72.
COZ295-221915-
SOUTHWEST COLORADO UPPER EAST FORECAST AREA-
901 PM MDT THU MAY 21 2026
REST OF TONIGHT
SKY/WEATHER.........CLEAR (0-10%).
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....32-42 F.
MAX HUMIDITY........45-55%.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING
DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BY SUNSET.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 20 TO 30 MPH.
MIXING HEIGHT.......500 FT AGL.
TRANSPORT WINDS.....NORTHWEST 5 TO 10 MPH UNTIL 2400, THEN NORTH.
SMOKE DISPERSAL.....POOR.
FRIDAY
SKY/WEATHER.........MOSTLY SUNNY (20-30%) UNTIL 1200, THEN PARTLY
CLOUDY (50-60%). ISOLATED SHOWERS AND
THUNDERSTORMS AFTER 1200.
CHC OF LIGHTNING....10 PERCENT.
MAX TEMPERATURE.....62-72 F.
MIN HUMIDITY........14-24%.
20-FOOT WINDS.......UPSLOPE/UPVALLEY WINDS 4 TO 8 MPH. LOCALIZED
GUSTS UP TO 20 MPH INCREASING TO 30 MPH IN THE
AFTERNOON.
CWR.................10 PERCENT.
15K FT MSL WINDS....WEST 20 TO 25 MPH.
MIXING HEIGHT.......1500 FT AGL UNTIL 0900, THEN 12000 FT AGL.
TRANSPORT WINDS.....WEST 5 TO 10 MPH UNTIL 1200, THEN 15 TO 20 MPH.
SMOKE DISPERSAL.....POOR UNTIL 0900. EXCELLENT AFTER 1200.
FRIDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY (70-80%) UNTIL 2400, THEN PARTLY
CLOUDY (50-60%).
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....35-45 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 20 TO 30 MPH.
MIXING HEIGHT.......9000 FT AGL UNTIL 2000, THEN 1000 FT AGL.
TRANSPORT WINDS.....NORTHWEST 5 TO 10 MPH UNTIL 2400, THEN
NORTHEAST.
SMOKE DISPERSAL.....GOOD UNTIL 2100, THEN POOR.
SATURDAY
SKY/WEATHER.........MOSTLY SUNNY (20-30%) UNTIL 1200, THEN PARTLY
CLOUDY (30-40%). ISOLATED SHOWERS AND
THUNDERSTORMS AFTER 1200.
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....66-76 F.
MIN HUMIDITY........13-23%.
20-FOOT WINDS.......UPSLOPE/UPVALLEY WINDS 4 TO 8 MPH. LOCALIZED
GUSTS UP TO 20 MPH INCREASING TO 30 MPH IN THE
AFTERNOON.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 20 TO 30 MPH DECREASING TO 15 TO 20 MPH IN
THE AFTERNOON.
MIXING HEIGHT.......500 FT AGL UNTIL 0800. 11500 FT AGL AFTER 0900.
TRANSPORT WINDS.....WEST 5 TO 10 MPH UNTIL 1200, THEN 15 TO 20 MPH.
SMOKE DISPERSAL.....POOR UNTIL 0900. EXCELLENT AFTER 1200.
FORECAST FOR DAY 3 THROUGH 7
SUNDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
34-44. HIGHS 68-78. WINDS LESS THAN 15 MPH.
MEMORIAL DAY
PARTLY CLOUDY. SCATTERED SHOWERS AND
THUNDERSTORMS. LOWS 38-48. HIGHS 68-78. WINDS LESS THAN 15 MPH.
TUESDAY
COOLER. SHOWERS AND SCATTERED THUNDERSTORMS. LOWS
38-48. HIGHS 58-68. WINDS LESS THAN 15 MPH.
WEDNESDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 34-44. HIGHS 63-73.
THURSDAY
MOSTLY CLEAR. LOWS 35-45. HIGHS 65-75.
UTZ485-221915-
EASTERN ASHLEY NATIONAL FOREST-
901 PM MDT THU MAY 21 2026
REST OF TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (30-40%).
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....25-35 F NEAR 7000 FEET
16-26 F NEAR 10000 FEET.
24 HR TREND......9 DEGREES COOLER.
MAX HUMIDITY........66-81% NEAR 7000 FEET
80-95% NEAR 10000 FEET.
24 HR TREND......3% WETTER.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY WINDS 3 TO 6 MPH.
LOCALIZED GUSTS UP TO 25 MPH LATE IN THE
EVENING.
CWR.................0 PERCENT.
MIXING HEIGHT.......1000 FT AGL.
TRANSPORT WINDS.....NORTH 10 TO 15 MPH UNTIL 2400, THEN 5 MPH.
CLEARING INDEX......LESS THAN 500.
FRIDAY
SKY/WEATHER.........NEAR 7000 FEET, PARTLY CLOUDY (50-60%) UNTIL
1200, THEN MOSTLY CLOUDY (60-70%), ISOLATED
SHOWERS AND THUNDERSTORMS AFTER 1200. NEAR
10000 FEET, MOSTLY CLOUDY (60-70%), ISOLATED
THUNDERSTORMS AND SNOW SHOWERS AFTER 1200.
CHC OF LIGHTNING....10 PERCENT.
MAX TEMPERATURE.....50-60 F NEAR 7000 FEET
39-49 F NEAR 10000 FEET.
24 HR TREND......2 DEGREES WARMER.
MIN HUMIDITY........24-34% NEAR 7000 FEET
31-41% NEAR 10000 FEET.
24 HR TREND......18% DRIER.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BECOMING
UPSLOPE/UPVALLEY 4 TO 8 MPH BY 1100.
CWR.................0 PERCENT.
MIXING HEIGHT.......7500 FT AGL.
TRANSPORT WINDS.....SOUTHEAST 5 MPH UNTIL 1200, THEN WEST.
CLEARING INDEX......650.
FRIDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY (40-50%).
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....31-41 F NEAR 7000 FEET
21-31 F NEAR 10000 FEET.
24 HR TREND......4 DEGREES WARMER.
MAX HUMIDITY........55-65% NEAR 7000 FEET
61-76% NEAR 10000 FEET.
24 HR TREND......3% 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. 1000 FT AGL AFTER 2000.
TRANSPORT WINDS.....SOUTHWEST 5 TO 10 MPH.
CLEARING INDEX......550 UNTIL 1900. LESS THAN 500 AFTER 2000.
SATURDAY
SKY/WEATHER.........MOSTLY SUNNY (10-20%) UNTIL 1200, THEN PARTLY
CLOUDY (30-40%). NEAR 10000 FEET, ISOLATED
SHOWERS AND THUNDERSTORMS AFTER 1200.
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....61-71 F NEAR 7000 FEET
49-59 F NEAR 10000 FEET.
24 HR TREND......10 DEGREES WARMER.
MIN HUMIDITY........17-27%.
24 HR TREND......3% 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.......500 FT AGL UNTIL 0800. 9000 FT AGL AFTER 0900.
TRANSPORT WINDS.....WEST 5 TO 10 MPH.
CLEARING INDEX......LESS THAN 500 UNTIL 0900. 1050 AFTER 1100.
FORECAST FOR DAY 3 THROUGH 7
SUNDAY
PARTLY CLOUDY. NUMEROUS SHOWERS AND SCATTERED
THUNDERSTORMS. LOWS 40-50. HIGHS 66-76. WINDS LESS THAN 15 MPH.
MEMORIAL DAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS
. LOWS 43-53. HIGHS 70-80. WINDS LESS THAN 15 MPH.
TUESDAY
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS
NEAR 7000 FEET AND NUMEROUS SHOWERS AND SCATTERED THUNDERSTORMS
NEAR 10000 FEET. LOWS 45-55. HIGHS 62-72. SOUTH WINDS 10 TO
20 MPH WITH GUSTS TO 30 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 61-71.
THURSDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS .
LOWS 40-50. HIGHS 61-71.
UTZ486-221915-
EASTERN UINTA BASIN-
901 PM MDT THU MAY 21 2026
REST OF TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (20-30%).
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....28-38 F.
24 HR TREND......9 DEGREES COOLER.
MAX HUMIDITY........63-78% NEAR 5000 FEET
71-86% NEAR 8000 FEET.
24 HR TREND......21% WETTER.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING
DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BY SUNSET.
CWR.................0 PERCENT.
MIXING HEIGHT.......1000 FT AGL.
TRANSPORT WINDS.....NORTHEAST 5 TO 10 MPH.
CLEARING INDEX......LESS THAN 500.
FRIDAY
SKY/WEATHER.........PARTLY CLOUDY (50-60%) UNTIL 1200, THEN MOSTLY
CLOUDY (60-70%). NEAR 8000 FEET, ISOLATED
SHOWERS AND THUNDERSTORMS AFTER 1200.
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....54-64 F NEAR 5000 FEET
42-52 F NEAR 8000 FEET.
24 HR TREND......4 DEGREES COOLER.
MIN HUMIDITY........19-29%.
24 HR TREND......9% WETTER.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BECOMING
UPSLOPE/UPVALLEY 4 TO 8 MPH BY 1100.
CWR.................0 PERCENT.
MIXING HEIGHT.......8000 FT AGL.
TRANSPORT WINDS.....EAST 5 MPH UNTIL 1200, THEN SOUTHWEST.
CLEARING INDEX......600.
FRIDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY (40-50%).
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....35-45 F NEAR 5000 FEET
27-37 F NEAR 8000 FEET.
24 HR TREND......5 DEGREES WARMER.
MAX HUMIDITY........51-61%.
24 HR TREND......14% DRIER.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING
DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BY SUNSET.
CWR.................0 PERCENT.
MIXING HEIGHT.......5000 FT AGL UNTIL 2000, THEN 1000 FT AGL.
TRANSPORT WINDS.....NORTH 5 MPH.
CLEARING INDEX......LESS THAN 500.
SATURDAY
SKY/WEATHER.........MOSTLY SUNNY (20-30%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....66-76 F NEAR 5000 FEET
52-62 F NEAR 8000 FEET.
24 HR TREND......14 DEGREES WARMER.
MIN HUMIDITY........14-24% NEAR 5000 FEET
20-30% NEAR 8000 FEET.
24 HR TREND......7% DRIER.
20-FOOT WINDS.......UPSLOPE/UPVALLEY WINDS 4 TO 8 MPH. LOCALIZED
GUSTS UP TO 20 MPH IN THE AFTERNOON.
CWR.................0 PERCENT.
MIXING HEIGHT.......2000 FT AGL UNTIL 1000, THEN 9500 FT AGL.
TRANSPORT WINDS.....WEST 5 MPH.
CLEARING INDEX......LESS THAN 500 UNTIL 1000. 1050 AFTER 1200.
FORECAST FOR DAY 3 THROUGH 7
SUNDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS NEAR
6000 FEET AND SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS NEAR
8000 FEET. LOWS 43-53. HIGHS 73-83. WINDS LESS THAN 15 MPH.
MEMORIAL DAY
MOSTLY CLEAR. LOWS 46-56. HIGHS 75-85. WINDS LESS
THAN 15 MPH.
TUESDAY
PARTLY CLOUDY. SCATTERED THUNDERSTORMS AND ISOLATED
SHOWERS NEAR 6000 FEET AND ISOLATED SHOWERS AND THUNDERSTORMS
NEAR 8000 FEET. LOWS 48-58. HIGHS 67-77. SOUTHWEST WINDS 10 TO
20 MPH WITH GUSTS TO 35 MPH.
WEDNESDAY
PARTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS NEAR 6000 FEET AND ISOLATED SHOWERS AND
THUNDERSTORMS NEAR 8000 FEET. LOWS 44-54. HIGHS 67-77.
THURSDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 43-53. HIGHS 67-77.
UTZ487-221915-
BOOK CLIFFS-
901 PM MDT THU MAY 21 2026
REST OF TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (20-30%).
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....34-44 F NEAR 5000 FEET
28-38 F NEAR 8000 FEET.
24 HR TREND......5 DEGREES COOLER.
MAX HUMIDITY........67-82%.
24 HR TREND......30% WETTER.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING
DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BY SUNSET.
CWR.................0 PERCENT.
MIXING HEIGHT.......1000 FT AGL.
TRANSPORT WINDS.....NORTHEAST 5 TO 10 MPH.
CLEARING INDEX......LESS THAN 500.
FRIDAY
SKY/WEATHER.........PARTLY CLOUDY (50-60%) UNTIL 1200, THEN MOSTLY
CLOUDY (60-70%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....57-67 F NEAR 5000 FEET
51-61 F NEAR 8000 FEET.
24 HR TREND......5 DEGREES COOLER.
MIN HUMIDITY........15-25% NEAR 5000 FEET
21-31% NEAR 8000 FEET.
24 HR TREND......2% WETTER.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BECOMING
UPSLOPE/UPVALLEY 4 TO 8 MPH BY 1100.
CWR.................0 PERCENT.
MIXING HEIGHT.......7500 FT AGL.
TRANSPORT WINDS.....NORTHEAST 5 TO 10 MPH UNTIL 1200, THEN WEST.
CLEARING INDEX......600.
FRIDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY (40-50%).
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....38-48 F.
24 HR TREND......3 DEGREES WARMER.
MAX HUMIDITY........55-65%.
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.......6500 FT AGL UNTIL 2000, THEN 1000 FT AGL.
TRANSPORT WINDS.....NORTHWEST 5 MPH UNTIL 2400, THEN SOUTH.
CLEARING INDEX......500 UNTIL 2000, THEN LESS THAN 500.
SATURDAY
SKY/WEATHER.........MOSTLY SUNNY (10-20%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....65-75 F NEAR 5000 FEET
61-71 F NEAR 8000 FEET.
24 HR TREND......11 DEGREES WARMER.
MIN HUMIDITY........11-21%.
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 0900. 10500 FT AGL AFTER
1000.
TRANSPORT WINDS.....WEST 5 TO 10 MPH.
CLEARING INDEX......LESS THAN 500 UNTIL 1000. 1050 AFTER 1200.
FORECAST FOR DAY 3 THROUGH 7
SUNDAY
MOSTLY CLEAR. LOWS 43-53. HIGHS 76-86. WINDS LESS THAN
15 MPH.
MEMORIAL DAY
PARTLY CLOUDY. LOWS 46-56. HIGHS 77-87. WINDS
LESS THAN 15 MPH.
TUESDAY
PARTLY CLOUDY NEAR 6000 FEET AND MOSTLY CLOUDY NEAR
8000 FEET AND SCATTERED THUNDERSTORMS AND ISOLATED SHOWERS NEAR
6000 FEET AND SCATTERED SHOWERS AND THUNDERSTORMS NEAR 8000 FEET
. LOWS 49-59. HIGHS 68-78. SOUTHWEST WINDS 10 TO 20 MPH WITH
GUSTS TO 35 MPH.
WEDNESDAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS .
LOWS 45-55. HIGHS 69-79.
THURSDAY
MOSTLY CLEAR. LOWS 43-53. HIGHS 69-79.
UTZ490-221915-
COLORADO RIVER BASIN-
901 PM MDT THU MAY 21 2026
REST OF TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (10-20%).
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....38-48 F.
24 HR TREND......2 DEGREES COOLER.
MAX HUMIDITY........46-56%.
24 HR TREND......14% WETTER.
20-FOOT WINDS.......NORTH WINDS 10 TO 15 MPH WITH GUSTS TO 30 MPH.
CWR.................0 PERCENT.
MIXING HEIGHT.......1000 FT AGL.
TRANSPORT WINDS.....NORTH 10 TO 15 MPH.
CLEARING INDEX......LESS THAN 500.
FRIDAY
SKY/WEATHER.........PARTLY CLOUDY (40-50%) UNTIL 1200, THEN MOSTLY
CLOUDY (60-70%). NEAR 5000 FEET, ISOLATED
SHOWERS AFTER 1200.
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....65-75 F NEAR 5000 FEET
52-62 F NEAR 7000 FEET.
24 HR TREND......9 DEGREES COOLER.
MIN HUMIDITY........13-23%.
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.......1500 FT AGL UNTIL 0900, THEN 8000 FT AGL.
TRANSPORT WINDS.....NORTH 5 TO 10 MPH UNTIL 1200, THEN WEST.
CLEARING INDEX......800.
FRIDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY (40-50%). ISOLATED SHOWERS UNTIL
2400.
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....42-52 F.
24 HR TREND......1 DEGREE WARMER.
MAX HUMIDITY........50-60% NEAR 5000 FEET
44-54% NEAR 7000 FEET.
24 HR TREND......4% WETTER.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING
DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BY SUNSET.
CWR.................10 PERCENT.
MIXING HEIGHT.......7000 FT AGL UNTIL 2000, THEN 1000 FT AGL.
TRANSPORT WINDS.....WEST 5 TO 10 MPH UNTIL 2400, THEN NORTHEAST.
CLEARING INDEX......800 UNTIL 1900. LESS THAN 500 AFTER 2000.
SATURDAY
SKY/WEATHER.........NEAR 5000 FEET, PARTLY CLOUDY (30-40%) UNTIL
1200, THEN MOSTLY SUNNY (10-20%). NEAR 7000
FEET, MOSTLY SUNNY (20-30%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....76-86 F NEAR 5000 FEET
64-74 F NEAR 7000 FEET.
24 HR TREND......10 DEGREES WARMER.
MIN HUMIDITY........11-16%.
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.......2000 FT AGL UNTIL 1000, THEN 11000 FT AGL.
TRANSPORT WINDS.....EAST 5 MPH UNTIL 1200, THEN WEST.
CLEARING INDEX......LESS THAN 500 UNTIL 1100. 1050 AFTER 1400.
FORECAST FOR DAY 3 THROUGH 7
SUNDAY
CLEAR. LOWS 48-58. HIGHS 82-92. WINDS LESS THAN 15 MPH.
MEMORIAL DAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS 52-62. HIGHS 82-92. WINDS LESS THAN 15 MPH.
TUESDAY
MOSTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS NEAR
5000 FEET AND SCATTERED SHOWERS AND THUNDERSTORMS NEAR 7000 FEET
. LOWS 52-62. HIGHS 73-83. SOUTH WINDS 10 TO 20 MPH WITH GUSTS TO
25 MPH.
WEDNESDAY
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS .
LOWS 48-58. HIGHS 76-86.
THURSDAY
MOSTLY CLEAR. LOWS 48-58. HIGHS 76-86.
UTZ491-221915-
SOUTHEAST UTAH-
901 PM MDT THU MAY 21 2026
REST OF TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (20-30%).
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....44-54 F NEAR 5000 FEET
35-45 F NEAR 8000 FEET.
24 HR TREND......2 DEGREES COOLER.
MAX HUMIDITY........35-45%.
24 HR TREND......7% WETTER.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING
DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BY SUNSET.
CWR.................0 PERCENT.
MIXING HEIGHT.......1000 FT AGL.
TRANSPORT WINDS.....NORTH 5 TO 10 MPH.
CLEARING INDEX......LESS THAN 500.
FRIDAY
SKY/WEATHER.........PARTLY CLOUDY (40-50%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....72-82 F NEAR 5000 FEET
53-63 F NEAR 8000 FEET.
24 HR TREND......1 DEGREE COOLER.
MIN HUMIDITY........11-16% NEAR 5000 FEET
20-30% NEAR 8000 FEET.
24 HR TREND......4% 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 0900, THEN 12500 FT AGL.
TRANSPORT WINDS.....NORTH 5 TO 10 MPH UNTIL 1200, THEN WEST.
CLEARING INDEX......LESS THAN 500 UNTIL 1000. 1050 AFTER 1300.
FRIDAY NIGHT
SKY/WEATHER.........NEAR 5000 FEET, PARTLY CLOUDY (40-50%). NEAR
8000 FEET, MOSTLY CLOUDY (60-70%) UNTIL 2400,
THEN PARTLY CLOUDY (30-40%), ISOLATED SHOWERS
UNTIL 2400.
CHC OF LIGHTNING....0 PERCENT.
MIN TEMPERATURE.....44-54 F NEAR 5000 FEET
37-47 F NEAR 8000 FEET.
24 HR TREND......UNCHANGED.
MAX HUMIDITY........45-55%.
24 HR TREND......12% WETTER.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY WINDS 3 TO 6 MPH.
LOCALIZED GUSTS UP TO 25 MPH IN THE EVENING.
CWR.................0 PERCENT.
MIXING HEIGHT.......10500 FT AGL UNTIL 2000. 1000 FT AGL AFTER
2100.
TRANSPORT WINDS.....NORTH 5 TO 10 MPH.
CLEARING INDEX......1050 UNTIL 2000, THEN LESS THAN 500.
SATURDAY
SKY/WEATHER.........NEAR 5000 FEET, PARTLY CLOUDY (30-40%) UNTIL
1200, THEN MOSTLY SUNNY (10-20%). NEAR 8000
FEET, MOSTLY SUNNY (10-20%).
CHC OF LIGHTNING....0 PERCENT.
MAX TEMPERATURE.....77-87 F NEAR 5000 FEET
59-69 F NEAR 8000 FEET.
24 HR TREND......5 DEGREES WARMER.
MIN HUMIDITY........9-14% NEAR 5000 FEET
14-24% NEAR 8000 FEET.
24 HR TREND......2% 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.......2000 FT AGL UNTIL 1000, THEN 12500 FT AGL.
TRANSPORT WINDS.....NORTHWEST 5 MPH.
CLEARING INDEX......LESS THAN 500 UNTIL 1000. 1050 AFTER 1200.
FORECAST FOR DAY 3 THROUGH 7
SUNDAY
CLEAR. LOWS 47-57. HIGHS 81-91. WINDS LESS THAN 15 MPH.
MEMORIAL DAY
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS
. LOWS 50-60. HIGHS 80-90. WINDS LESS THAN 15 MPH.
TUESDAY
MOSTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS NEAR 5000 FEET AND SCATTERED SHOWERS AND
THUNDERSTORMS NEAR 8000 FEET. LOWS 48-58. HIGHS 73-83. SOUTH
WINDS 10 TO 20 MPH WITH GUSTS TO 30 MPH.
WEDNESDAY
MOSTLY CLEAR. ISOLATED SHOWERS NEAR 5000 FEET AND
ISOLATED SHOWERS AND THUNDERSTORMS NEAR 8000 FEET. LOWS 46-56.
HIGHS 77-87.
THURSDAY
MOSTLY CLEAR. LOWS 45-55. HIGHS 77-87.
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