402  
FNUS55 KGJT 251115  
FWFGJT  
 
FIRE WEATHER PLANNING FORECAST FOR WRN COLORADO AND ERN UTAH  
NATIONAL WEATHER SERVICE GRAND JUNCTION CO  
515 AM MDT THU MAY 25 2017  
 
...RED FLAG WARNING IN EFFECT FROM NOON TO 7 PM MDT TODAY IN  
SOUTHWEST COLORADO FOR GUSTY WINDS...LOW RELATIVE HUMIDITY AND  
DRY FUELS FOR COLORADO FIRE WEATHER ZONES 207 AND 290...  
   
DISCUSSION
 
 
CRITICAL FIRE WEATHER CONDITIONS ARE EXPECTED THIS AFTERNOON  
AND EARLY EVENING ACROSS THE LOWER VALLEYS OF SOUTHWEST  
COLORADO, IMPACTING COLORADO FIRE WEATHER ZONES 290 AND 207.  
A COLD FRONT DROPPING SOUTHWARD ACROSS WESTERN COLORADO WILL  
STALL ALONG THE NORTH SLOPES OF THE SAN JUAN MOUNTAINS. SOUTH  
OF THE FRONT, GUSTY SOUTHWEST WINDS AND VERY DRY CONDITIONS  
WILL PERSIST, WITH SCATTERED SHOWERS AND THUNDERSTORMS TO THE  
NORTH. WINDS DIMINISH THIS EVENING WITH EASING THE CRITICAL  
FIRE WEATHER CONDITIONS ACROSS THE SOUTHERN VALLEYS. FROM  
FRIDAY THROUGH EARLY NEXT WEEK, EXPECT UNSETTLED WEATHER TO  
CONTINUE WITH A SLIGHTLY STRONGER COLD FRONT WORKING INTO THE  
AREA FRIDAY NIGHT.  
 
...GUSTY ERRATIC WINDS CAN BE EXPECTED NEAR ANY SHOWERS  
OR THUNDERSTORMS...   
..THE SMOKE DATA IS CALCULATED FROM AN AVERAGE AT 6000 FEET MSL
 
 
COZ200-260315-  
LITTLE SNAKE FORECAST AREA-  
515 AM MDT THU MAY 25 2017  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY (70-80%). SCATTERED SHOWERS AND  
ISOLATED THUNDERSTORMS.  
MAX TEMPERATURE.....62-72 F NEAR 6000 FEET  
52-62 F NEAR 8000 FEET.  
MIN HUMIDITY........22-32% NEAR 6000 FEET  
29-39% NEAR 8000 FEET.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY WINDS 4 TO 8 MPH. LOCALIZED  
GUSTS UP TO 25 MPH.  
CWR.................20 PERCENT.  
LAL.................2.  
HAINES INDEX........4 LOW.  
15K FT MSL WINDS....WEST 30 TO 40 MPH.  
MIXING HEIGHT.......3500 FT AGL UNTIL 1000, THEN 11500 FT AGL.  
TRANSPORT WINDS.....WEST 5 TO 10 MPH UNTIL 1200, THEN 20 TO 25 MPH.  
SMOKE DISPERSAL.....POOR UNTIL 0900. EXCELLENT AFTER 1200.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY (60-70%) UNTIL 2400, THEN PARTLY  
CLOUDY (50-60%). ISOLATED THUNDERSTORMS UNTIL  
2400. NEAR 6000 FEET, ISOLATED SHOWERS. NEAR  
8000 FEET, SCATTERED SHOWERS.  
MIN TEMPERATURE.....37-47 F.  
MAX HUMIDITY........69-84% NEAR 6000 FEET  
60-75% NEAR 8000 FEET.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY WINDS 3 TO 6 MPH.  
LOCALIZED GUSTS UP TO 25 MPH IN THE EVENING.  
CWR.................10 PERCENT.  
LAL.................2 UNTIL 2400, THEN 1.  
HAINES INDEX........5 MODERATE.  
15K FT MSL WINDS....WEST 35 TO 45 MPH.  
MIXING HEIGHT.......9500 FT AGL UNTIL 2000. 2000 FT AGL AFTER 2300.  
TRANSPORT WINDS.....NORTHWEST 5 TO 10 MPH UNTIL 2400, THEN EAST.  
SMOKE DISPERSAL.....GOOD UNTIL 2100. POOR AFTER 2400.  
   
FRIDAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY (70-80%). NEAR 6000 FEET,  
ISOLATED SHOWERS AND THUNDERSTORMS UNTIL 1200,  
THEN SCATTERED SHOWERS AND THUNDERSTORMS. NEAR  
8000 FEET, SCATTERED SHOWERS AND ISOLATED  
THUNDERSTORMS UNTIL 1200, THEN NUMEROUS SHOWERS  
AND SCATTERED THUNDERSTORMS.  
MAX TEMPERATURE.....61-71 F NEAR 6000 FEET  
52-62 F NEAR 8000 FEET.  
MIN HUMIDITY........26-36% NEAR 6000 FEET  
36-46% NEAR 8000 FEET.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BECOMING  
UPSLOPE/UPVALLEY 4 TO 8 MPH BY 1100.  
CWR.................20 PERCENT.  
LAL.................4 UNTIL 1200, THEN 2.  
HAINES INDEX........5 MODERATE.  
15K FT MSL WINDS....SOUTHWEST 30 TO 40 MPH.  
MIXING HEIGHT.......3000 FT AGL UNTIL 1000. 14000 FT AGL AFTER  
1200.  
TRANSPORT WINDS.....SOUTHEAST 5 TO 10 MPH UNTIL 1200, THEN  
SOUTHWEST 20 TO 30 MPH.  
SMOKE DISPERSAL.....POOR UNTIL 0900. EXCELLENT AFTER 1200.  
   
FORECAST FOR DAY 3 THROUGH 7
 
   
SATURDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS 36-46. HIGHS 59-69. WINDS LESS THAN 15 MPH.    
SUNDAY
 
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS NEAR  
8000 FEET. LOWS 35-45. HIGHS 63-73. WINDS LESS THAN 15 MPH.    
MEMORIAL DAY
 
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS  
NEAR 8000 FEET. LOWS 37-47. HIGHS 67-77. WINDS LESS THAN 15 MPH.    
TUESDAY
 
MOSTLY CLEAR. LOWS 39-49. HIGHS 70-80.    
WEDNESDAY
 
PARTLY CLOUDY. ISOLATED SHOWERS NEAR 8000 FEET. LOWS  
41-51. HIGHS 72-82.  
 

 
 
COZ201-260315-  
ROUTT FORECAST AREA-  
515 AM MDT THU MAY 25 2017  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY (60-70%). SCATTERED SHOWERS AND  
ISOLATED THUNDERSTORMS UNTIL 1200, THEN  
NUMEROUS SHOWERS AND SCATTERED THUNDERSTORMS.  
MAX TEMPERATURE.....51-61 F.  
MIN HUMIDITY........41-51%.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY WINDS 4 TO 8 MPH, BECOMING  
SOUTHWEST 10 TO 15 MPH IN THE AFTERNOON.  
LOCALIZED GUSTS UP TO 35 MPH.  
CWR.................50 PERCENT.  
LAL.................2 UNTIL 1200, THEN 4.  
HAINES INDEX........4 LOW.  
15K FT MSL WINDS....WEST 30 TO 40 MPH.  
MIXING HEIGHT.......2500 FT AGL UNTIL 0800, THEN 6500 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 10 TO 15 MPH UNTIL 1200, THEN 20 TO  
25 MPH.  
SMOKE DISPERSAL.....POOR UNTIL 0900. VERY GOOD AFTER 1200.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY (70-80%) UNTIL 2400, THEN PARTLY  
CLOUDY (50-60%). SCATTERED THUNDERSTORMS UNTIL  
2400. SCATTERED SHOWERS.  
MIN TEMPERATURE.....33-43 F.  
MAX HUMIDITY........72-87%.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING  
DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BY SUNSET.  
CWR.................40 PERCENT.  
LAL.................4 UNTIL 2400, THEN 1.  
HAINES INDEX........3 VERY LOW.  
15K FT MSL WINDS....WEST 35 TO 45 MPH.  
MIXING HEIGHT.......2000 FT AGL.  
TRANSPORT WINDS.....WEST 5 TO 10 MPH UNTIL 2400, THEN SOUTH.  
SMOKE DISPERSAL.....FAIR UNTIL 2100, THEN POOR.  
   
FRIDAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY (60-70%). SCATTERED SHOWERS AND  
THUNDERSTORMS.  
MAX TEMPERATURE.....53-63 F.  
MIN HUMIDITY........33-43%.  
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.................30 PERCENT.  
LAL.................4.  
HAINES INDEX........5 MODERATE.  
15K FT MSL WINDS....SOUTHWEST 30 TO 40 MPH.  
MIXING HEIGHT.......2500 FT AGL UNTIL 1000. 13000 FT AGL AFTER  
1200.  
TRANSPORT WINDS.....SOUTH 10 TO 15 MPH UNTIL 1200, THEN SOUTHWEST  
20 TO 30 MPH.  
SMOKE DISPERSAL.....POOR UNTIL 0900. EXCELLENT AFTER 1200.  
   
FORECAST FOR DAY 3 THROUGH 7
 
   
SATURDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS 32-42. HIGHS 48-58. WINDS LESS THAN 15 MPH.    
SUNDAY
 
PARTLY CLOUDY. SCATTERED THUNDERSTORMS AND ISOLATED  
SHOWERS. LOWS 29-39. HIGHS 51-61. WINDS LESS THAN 15 MPH.    
MEMORIAL DAY
 
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS.  
LOWS 31-41. HIGHS 55-65. WINDS LESS THAN 15 MPH.    
TUESDAY
 
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS  
33-43. HIGHS 58-68.    
WEDNESDAY
 
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.  
LOWS 35-45. HIGHS 60-70.  
 

 
 
COZ202-260315-  
WHITE RIVER FORECAST AREA-  
515 AM MDT THU MAY 25 2017  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY (70-80%). ISOLATED THUNDERSTORMS  
UNTIL 1200. NEAR 6000 FEET, SCATTERED SHOWERS.  
NEAR 8000 FEET, NUMEROUS SHOWERS. SCATTERED  
THUNDERSTORMS AFTER 1200.  
MAX TEMPERATURE.....63-73 F NEAR 6000 FEET  
52-62 F NEAR 8000 FEET.  
MIN HUMIDITY........21-31% NEAR 6000 FEET  
32-42% NEAR 8000 FEET.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BECOMING  
UPSLOPE/UPVALLEY 4 TO 8 MPH BY 1100.  
CWR.................30 PERCENT.  
LAL.................2 UNTIL 1200, THEN 4.  
HAINES INDEX........4 LOW.  
15K FT MSL WINDS....WEST 35 TO 45 MPH.  
MIXING HEIGHT.......2000 FT AGL UNTIL 0800, THEN 11500 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 5 TO 10 MPH UNTIL 1200, THEN WEST 20  
TO 25 MPH.  
SMOKE DISPERSAL.....POOR UNTIL 0900. EXCELLENT AFTER 1200.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY (60-70%). NEAR 6000 FEET,  
SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS  
UNTIL 2400, THEN ISOLATED SHOWERS. NEAR 8000  
FEET, ISOLATED THUNDERSTORMS UNTIL 2400.  
SCATTERED SHOWERS.  
MIN TEMPERATURE.....38-48 F.  
MAX HUMIDITY........68-83%.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY WINDS 3 TO 6 MPH.  
LOCALIZED GUSTS UP TO 25 MPH IN THE EVENING.  
CWR.................20 PERCENT.  
LAL.................2.  
HAINES INDEX........5 MODERATE.  
15K FT MSL WINDS....WEST 35 TO 45 MPH.  
MIXING HEIGHT.......9500 FT AGL UNTIL 2000. 1500 FT AGL AFTER 2100.  
TRANSPORT WINDS.....NORTH 10 TO 15 MPH UNTIL 2400, THEN SOUTHEAST.  
SMOKE DISPERSAL.....VERY GOOD UNTIL 2100. POOR AFTER 2400.  
   
FRIDAY
 
 
SKY/WEATHER.........NEAR 6000 FEET, MOSTLY CLOUDY (60-70%),  
ISOLATED SHOWERS UNTIL 1200. ISOLATED  
THUNDERSTORMS. SCATTERED SHOWERS AFTER 1200.  
NEAR 8000 FEET, MOSTLY CLOUDY (60-70%) UNTIL  
1200, THEN PARTLY CLOUDY (50-60%), ISOLATED  
THUNDERSTORMS UNTIL 1200. SCATTERED SHOWERS.  
SCATTERED THUNDERSTORMS AFTER 1200.  
MAX TEMPERATURE.....63-73 F NEAR 6000 FEET  
55-65 F NEAR 8000 FEET.  
MIN HUMIDITY........18-28%.  
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.................20 PERCENT.  
LAL.................2 UNTIL 1200, THEN 4.  
HAINES INDEX........6 HIGH.  
15K FT MSL WINDS....SOUTHWEST 30 TO 40 MPH.  
MIXING HEIGHT.......2500 FT AGL UNTIL 1000. 14500 FT AGL AFTER  
1200.  
TRANSPORT WINDS.....SOUTH 5 TO 10 MPH UNTIL 1200, THEN SOUTHWEST 20  
TO 30 MPH.  
SMOKE DISPERSAL.....POOR UNTIL 0900. EXCELLENT AFTER 1200.  
   
FORECAST FOR DAY 3 THROUGH 7
 
   
SATURDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS 39-49. HIGHS 61-71. WINDS LESS THAN 15 MPH.    
SUNDAY
 
MOSTLY CLEAR. SCATTERED SHOWERS AND ISOLATED  
THUNDERSTORMS NEAR 8000 FEET. LOWS 36-46. HIGHS 63-73. WINDS LESS  
THAN 15 MPH.    
MEMORIAL DAY
 
MOSTLY CLEAR. LOWS 38-48. HIGHS 67-77. WINDS LESS  
THAN 15 MPH.    
TUESDAY
 
MOSTLY CLEAR. LOWS 40-50. HIGHS 70-80.    
WEDNESDAY
 
MOSTLY CLEAR. LOWS 42-52. HIGHS 72-82.  
 

 
 
COZ203-260315-  
LOWER COLORADO RIVER-  
515 AM MDT THU MAY 25 2017  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY (60-70%). ISOLATED THUNDERSTORMS  
UNTIL 1200. SCATTERED SHOWERS. SCATTERED  
THUNDERSTORMS AFTER 1200.  
MAX TEMPERATURE.....67-77 F NEAR 6000 FEET  
58-68 F NEAR 8000 FEET.  
MIN HUMIDITY........18-28%.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BECOMING  
UPSLOPE/UPVALLEY 4 TO 8 MPH BY 1100.  
CWR.................20 PERCENT.  
LAL.................2 UNTIL 1200, THEN 4.  
HAINES INDEX........5 MODERATE.  
15K FT MSL WINDS....WEST 30 TO 40 MPH.  
MIXING HEIGHT.......6000 FT AGL UNTIL 1100, THEN 13000 FT AGL.  
TRANSPORT WINDS.....SOUTH 5 TO 10 MPH UNTIL 1200, THEN SOUTHWEST 20  
TO 25 MPH.  
SMOKE DISPERSAL.....POOR UNTIL 0900. EXCELLENT AFTER 1200.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY (60-70%). ISOLATED THUNDERSTORMS  
UNTIL 2400. SCATTERED SHOWERS.  
MIN TEMPERATURE.....44-54 F.  
MAX HUMIDITY........57-72%.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING  
DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BY SUNSET.  
CWR.................20 PERCENT.  
LAL.................2 UNTIL 2400, THEN 1.  
HAINES INDEX........5 MODERATE.  
15K FT MSL WINDS....WEST 30 TO 40 MPH.  
MIXING HEIGHT.......12000 FT AGL UNTIL 2000. 2000 FT AGL AFTER  
2300.  
TRANSPORT WINDS.....NORTHWEST 10 TO 15 MPH UNTIL 2400, THEN EAST 5  
MPH.  
SMOKE DISPERSAL.....VERY GOOD UNTIL 2100, THEN POOR.  
   
FRIDAY
 
 
SKY/WEATHER.........PARTLY CLOUDY (50-60%). ISOLATED SHOWERS AND  
THUNDERSTORMS.  
MAX TEMPERATURE.....68-78 F NEAR 6000 FEET  
58-68 F NEAR 8000 FEET.  
MIN HUMIDITY........13-23%.  
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.................10 PERCENT.  
LAL.................2.  
HAINES INDEX........6 HIGH.  
15K FT MSL WINDS....SOUTHWEST 25 TO 35 MPH.  
MIXING HEIGHT.......3500 FT AGL UNTIL 1000, THEN 14500 FT AGL.  
TRANSPORT WINDS.....SOUTH 10 TO 15 MPH UNTIL 1200, THEN SOUTHWEST  
20 TO 30 MPH.  
SMOKE DISPERSAL.....POOR UNTIL 0900. EXCELLENT AFTER 1200.  
   
FORECAST FOR DAY 3 THROUGH 7
 
   
SATURDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS 41-51. HIGHS 63-73. WINDS LESS THAN 15 MPH.    
SUNDAY
 
MOSTLY CLEAR. LOWS 38-48. HIGHS 65-75. WINDS LESS THAN  
15 MPH.    
MEMORIAL DAY
 
MOSTLY CLEAR. LOWS 40-50. HIGHS 69-79. WINDS LESS  
THAN 15 MPH.    
TUESDAY
 
MOSTLY CLEAR. LOWS 43-53. HIGHS 72-82.    
WEDNESDAY
 
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.  
LOWS 45-55. HIGHS 73-83.  
 

 
 
COZ205-260315-  
COLORADO RIVER HEADWATERS-  
515 AM MDT THU MAY 25 2017  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY (60-70%). SCATTERED SHOWERS AND  
ISOLATED THUNDERSTORMS UNTIL 1200, THEN  
NUMEROUS SHOWERS AND SCATTERED THUNDERSTORMS.  
MAX TEMPERATURE.....58-68 F.  
MIN HUMIDITY........30-40%.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY WINDS 4 TO 8 MPH, BECOMING  
SOUTHWEST 10 TO 15 MPH IN THE AFTERNOON.  
LOCALIZED GUSTS UP TO 45 MPH.  
CWR.................40 PERCENT.  
LAL.................2 UNTIL 1200, THEN 4.  
HAINES INDEX........5 MODERATE.  
15K FT MSL WINDS....WEST 30 TO 40 MPH.  
MIXING HEIGHT.......3000 FT AGL UNTIL 0800, THEN 7500 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 15 TO 20 MPH.  
SMOKE DISPERSAL.....POOR UNTIL 0900, THEN VERY GOOD UNTIL 1200,  
THEN EXCELLENT UNTIL 1500, THEN VERY GOOD.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY (70-80%). SCATTERED THUNDERSTORMS  
UNTIL 2400. SCATTERED SHOWERS.  
MIN TEMPERATURE.....35-45 F.  
MAX HUMIDITY........72-87%.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING  
DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BY SUNSET.  
CWR.................40 PERCENT.  
LAL.................4 UNTIL 2400, THEN 1.  
HAINES INDEX........4 LOW.  
15K FT MSL WINDS....WEST 35 TO 45 MPH, DECREASING TO 30 TO 40 MPH  
AFTER MIDNIGHT.  
MIXING HEIGHT.......6000 FT AGL UNTIL 2000, THEN 2500 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 10 TO 15 MPH UNTIL 2400, THEN SOUTH 5  
MPH.  
SMOKE DISPERSAL.....GOOD UNTIL 2100, THEN POOR.  
   
FRIDAY
 
 
SKY/WEATHER.........PARTLY CLOUDY (50-60%). SCATTERED SHOWERS AND  
ISOLATED THUNDERSTORMS.  
MAX TEMPERATURE.....59-69 F.  
MIN HUMIDITY........23-33%.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BECOMING  
UPSLOPE/UPVALLEY 4 TO 8 MPH BY 1100.  
CWR.................10 PERCENT.  
LAL.................2.  
HAINES INDEX........5 MODERATE.  
15K FT MSL WINDS....SOUTHWEST 25 TO 35 MPH.  
MIXING HEIGHT.......3500 FT AGL UNTIL 1000, THEN 12000 FT AGL.  
TRANSPORT WINDS.....SOUTH 10 TO 15 MPH UNTIL 1200, THEN SOUTHWEST  
20 TO 30 MPH.  
SMOKE DISPERSAL.....POOR UNTIL 0900. EXCELLENT AFTER 1200.  
   
FORECAST FOR DAY 3 THROUGH 7
 
   
SATURDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS 33-43. HIGHS 52-62. WINDS LESS THAN 15 MPH.    
SUNDAY
 
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS 29-39. HIGHS 54-64. WINDS LESS THAN 15 MPH.    
MEMORIAL DAY
 
MOSTLY CLEAR. LOWS 31-41. HIGHS 58-68. WINDS LESS  
THAN 15 MPH.    
TUESDAY
 
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.  
LOWS 33-43. HIGHS 61-71.    
WEDNESDAY
 
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.  
LOWS 35-45. HIGHS 62-72.  
 

 
 
COZ290-260315-  
PARADOX VALLEY FORECAST AREA-  
515 AM MDT THU MAY 25 2017  
 
...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 7 PM MDT THIS  
EVENING FOR GUSTY WINDS, LOW HUMIDITY AND DRY FUELS...  
   
TODAY
 
 
SKY/WEATHER.........PARTLY CLOUDY (40-50%) UNTIL 1200, THEN MOSTLY  
CLOUDY (70-80%). ISOLATED SHOWERS AND  
THUNDERSTORMS UNTIL 1200. SCATTERED SHOWERS AND  
THUNDERSTORMS AFTER 1200.  
MAX TEMPERATURE.....67-77 F NEAR 6000 FEET  
61-71 F NEAR 8000 FEET.  
MIN HUMIDITY........13-23%.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BECOMING  
UPSLOPE/UPVALLEY 4 TO 8 MPH BY 1100. LOCAL  
GUSTS UP TO 30 MPH THIS AFTERNOON.  
CWR.................10 PERCENT.  
LAL.................2 UNTIL 1200, THEN 4.  
HAINES INDEX........5 MODERATE.  
15K FT MSL WINDS....SOUTHWEST 30 TO 40 MPH.  
MIXING HEIGHT.......6500 FT AGL UNTIL 1100, THEN 14000 FT AGL.  
TRANSPORT WINDS.....SOUTH 10 TO 15 MPH UNTIL 1200, THEN SOUTHWEST  
20 TO 30 MPH.  
SMOKE DISPERSAL.....POOR UNTIL 0900. EXCELLENT AFTER 1200.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY (60-70%) UNTIL 2400, THEN PARTLY  
CLOUDY (30-40%). NEAR 6000 FEET, ISOLATED  
SHOWERS AND THUNDERSTORMS UNTIL 2400. NEAR 8000  
FEET, SCATTERED SHOWERS AND ISOLATED  
THUNDERSTORMS UNTIL 2400, THEN ISOLATED  
SHOWERS.  
MIN TEMPERATURE.....39-49 F.  
MAX HUMIDITY........43-53%.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING  
DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BY SUNSET.  
CWR.................10 PERCENT.  
LAL.................2.  
HAINES INDEX........5 MODERATE.  
15K FT MSL WINDS....WEST 25 TO 35 MPH.  
MIXING HEIGHT.......11500 FT AGL UNTIL 2000. 2000 FT AGL AFTER  
2200.  
TRANSPORT WINDS.....WEST 10 TO 15 MPH UNTIL 2400, THEN SOUTHEAST 5  
MPH.  
SMOKE DISPERSAL.....EXCELLENT UNTIL 2100, THEN POOR.  
   
FRIDAY
 
 
SKY/WEATHER.........PARTLY CLOUDY (30-40%).  
MAX TEMPERATURE.....65-75 F NEAR 6000 FEET  
61-71 F NEAR 8000 FEET.  
MIN HUMIDITY........9-14%.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY WINDS 4 TO 8 MPH, BECOMING  
SOUTHWEST 15 TO 20 MPH IN THE AFTERNOON.  
LOCALIZED GUSTS UP TO 35 MPH.  
CWR.................0 PERCENT.  
LAL.................1.  
HAINES INDEX........5 MODERATE.  
15K FT MSL WINDS....SOUTHWEST 25 TO 35 MPH.  
MIXING HEIGHT.......2000 FT AGL UNTIL 0800, THEN 14000 FT AGL.  
TRANSPORT WINDS.....SOUTH 10 TO 15 MPH UNTIL 1200, THEN SOUTHWEST  
20 TO 30 MPH.  
SMOKE DISPERSAL.....POOR UNTIL 0900. EXCELLENT AFTER 1200.  
   
FORECAST FOR DAY 3 THROUGH 7
 
   
SATURDAY
 
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.  
LOWS 42-52. HIGHS 66-76. WINDS LESS THAN 15 MPH.    
SUNDAY
 
MOSTLY CLEAR. LOWS 38-48. HIGHS 67-77. WINDS LESS THAN  
15 MPH.    
MEMORIAL DAY
 
CLEAR. LOWS 41-51. HIGHS 70-80. WINDS LESS THAN  
15 MPH.    
TUESDAY
 
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS NEAR  
8000 FEET. LOWS 43-53. HIGHS 73-83.    
WEDNESDAY
 
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS  
NEAR 6000 FEET AND SCATTERED SHOWERS AND THUNDERSTORMS NEAR  
8000 FEET. LOWS 45-55. HIGHS 73-83.  
 

 
 
COZ291-260315-  
NORTHERN SAN JUAN FORECAST AREA-  
515 AM MDT THU MAY 25 2017  
   
TODAY
 
 
SKY/WEATHER.........PARTLY CLOUDY (40-50%). ISOLATED SHOWERS UNTIL  
1200, THEN SCATTERED SHOWERS AND THUNDERSTORMS.  
MAX TEMPERATURE.....60-70 F.  
MIN HUMIDITY........18-28%.  
20-FOOT WINDS.......SOUTHWEST WINDS 15 TO 20 MPH WITH GUSTS UP TO  
35 MPH.  
CWR.................10 PERCENT.  
LAL.................1 UNTIL 1200, THEN 4.  
HAINES INDEX........5 MODERATE.  
15K FT MSL WINDS....SOUTHWEST 30 TO 40 MPH.  
MIXING HEIGHT.......3000 FT AGL UNTIL 0800, THEN 13000 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 15 TO 20 MPH UNTIL 1200, THEN 25 TO  
35 MPH.  
SMOKE DISPERSAL.....FAIR UNTIL 0900, THEN EXCELLENT.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY (60-70%) UNTIL 2400, THEN PARTLY  
CLOUDY (40-50%). SCATTERED SHOWERS AND ISOLATED  
THUNDERSTORMS UNTIL 2400, THEN ISOLATED  
SHOWERS.  
MIN TEMPERATURE.....34-44 F.  
MAX HUMIDITY........44-54%.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING  
DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BY SUNSET.  
CWR.................20 PERCENT.  
LAL.................2 UNTIL 2400, THEN 1.  
HAINES INDEX........5 MODERATE.  
15K FT MSL WINDS....WEST 30 TO 40 MPH.  
MIXING HEIGHT.......10000 FT AGL UNTIL 2000. 2500 FT AGL AFTER  
2100.  
TRANSPORT WINDS.....SOUTHWEST 10 TO 15 MPH.  
SMOKE DISPERSAL.....VERY GOOD UNTIL 2100, THEN POOR.  
   
FRIDAY
 
 
SKY/WEATHER.........PARTLY CLOUDY (30-40%).  
MAX TEMPERATURE.....60-70 F.  
MIN HUMIDITY........14-24%.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BECOMING  
UPSLOPE/UPVALLEY 4 TO 8 MPH BY 1100.  
CWR.................0 PERCENT.  
LAL.................1.  
HAINES INDEX........5 MODERATE.  
15K FT MSL WINDS....SOUTHWEST 20 TO 30 MPH.  
MIXING HEIGHT.......3000 FT AGL UNTIL 0800, THEN 11500 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 15 TO 20 MPH UNTIL 1200, THEN 20 TO  
30 MPH.  
SMOKE DISPERSAL.....FAIR UNTIL 0900. EXCELLENT AFTER 1200.  
   
FORECAST FOR DAY 3 THROUGH 7
 
   
SATURDAY
 
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.  
LOWS 35-45. HIGHS 55-65. WINDS LESS THAN 15 MPH.    
SUNDAY
 
PARTLY CLOUDY. LOWS 31-41. HIGHS 56-66. WINDS LESS THAN  
15 MPH.    
MEMORIAL DAY
 
MOSTLY CLEAR. LOWS 33-43. HIGHS 59-69. WINDS LESS  
THAN 15 MPH.    
TUESDAY
 
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS 35-45. HIGHS 61-71.    
WEDNESDAY
 
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS 37-47. HIGHS 62-72.  
 

 
 
COZ292-260315-  
NORTH FORK FORECAST AREA-  
515 AM MDT THU MAY 25 2017  
   
TODAY
 
 
SKY/WEATHER.........PARTLY CLOUDY (50-60%) UNTIL 1200, THEN MOSTLY  
CLOUDY (70-80%). ISOLATED THUNDERSTORMS UNTIL  
1200. SCATTERED SHOWERS. SCATTERED  
THUNDERSTORMS AFTER 1200.  
MAX TEMPERATURE.....68-78 F NEAR 6000 FEET  
59-69 F NEAR 8000 FEET.  
MIN HUMIDITY........15-25%.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY WINDS 4 TO 8 MPH, BECOMING  
SOUTHWEST 10 TO 15 MPH IN THE AFTERNOON.  
LOCALIZED GUSTS UP TO 35 MPH.  
CWR.................20 PERCENT.  
LAL.................2 UNTIL 1200, THEN 4.  
HAINES INDEX........5 MODERATE.  
15K FT MSL WINDS....SOUTHWEST 25 TO 35 MPH.  
MIXING HEIGHT.......3500 FT AGL UNTIL 0800, THEN 11500 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 10 TO 15 MPH UNTIL 1200, THEN 20 TO  
25 MPH.  
SMOKE DISPERSAL.....POOR UNTIL 0900, THEN EXCELLENT.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY (60-70%) UNTIL 2400, THEN PARTLY  
CLOUDY (40-50%). NEAR 6000 FEET, SCATTERED  
SHOWERS AND ISOLATED THUNDERSTORMS UNTIL 2400.  
NEAR 8000 FEET, SCATTERED SHOWERS AND  
THUNDERSTORMS UNTIL 2400. ISOLATED SHOWERS  
AFTER 2400.  
MIN TEMPERATURE.....39-49 F.  
MAX HUMIDITY........57-67% NEAR 6000 FEET  
49-59% NEAR 8000 FEET.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY WINDS 3 TO 6 MPH.  
LOCALIZED GUSTS UP TO 25 MPH IN THE EVENING.  
CWR.................20 PERCENT.  
LAL.................2 UNTIL 2400, THEN 4.  
HAINES INDEX........5 MODERATE.  
15K FT MSL WINDS....WEST 30 TO 40 MPH.  
MIXING HEIGHT.......6000 FT AGL UNTIL 2100, THEN 2500 FT AGL.  
TRANSPORT WINDS.....SOUTHEAST 5 MPH.  
SMOKE DISPERSAL.....GOOD UNTIL 2100, THEN POOR.  
   
FRIDAY
 
 
SKY/WEATHER.........PARTLY CLOUDY (40-50%). ISOLATED SHOWERS UNTIL  
1200.  
MAX TEMPERATURE.....65-75 F NEAR 6000 FEET  
58-68 F NEAR 8000 FEET.  
MIN HUMIDITY........11-16%.  
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.  
LAL.................1.  
HAINES INDEX........5 MODERATE.  
15K FT MSL WINDS....SOUTHWEST 25 TO 35 MPH.  
MIXING HEIGHT.......3000 FT AGL UNTIL 0900, THEN 13500 FT AGL.  
TRANSPORT WINDS.....SOUTH 5 TO 10 MPH UNTIL 1200, THEN SOUTHWEST 20  
TO 25 MPH.  
SMOKE DISPERSAL.....POOR UNTIL 0900. EXCELLENT AFTER 1200.  
   
FORECAST FOR DAY 3 THROUGH 7
 
   
SATURDAY
 
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS  
NEAR 6000 FEET AND SCATTERED SHOWERS AND THUNDERSTORMS NEAR  
8000 FEET. LOWS 41-51. HIGHS 64-74. WINDS LESS THAN 15 MPH.    
SUNDAY
 
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS NEAR  
8000 FEET. LOWS 37-47. HIGHS 65-75. WINDS LESS THAN 15 MPH.    
MEMORIAL DAY
 
MOSTLY CLEAR. LOWS 39-49. HIGHS 69-79. WINDS LESS  
THAN 15 MPH.    
TUESDAY
 
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS NEAR  
8000 FEET. LOWS 41-51. HIGHS 71-81.    
WEDNESDAY
 
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS  
NEAR 6000 FEET AND SCATTERED SHOWERS AND THUNDERSTORMS NEAR  
8000 FEET. LOWS 43-53. HIGHS 72-82.  
 

 
 
COZ293-260315-  
GUNNISON BASIN FORECAST AREA-  
515 AM MDT THU MAY 25 2017  
   
TODAY
 
 
SKY/WEATHER.........PARTLY CLOUDY (50-60%) UNTIL 1200, THEN MOSTLY  
CLOUDY (70-80%). ISOLATED THUNDERSTORMS UNTIL  
1200. SCATTERED SHOWERS. SCATTERED  
THUNDERSTORMS AFTER 1200.  
MAX TEMPERATURE.....58-68 F.  
MIN HUMIDITY........22-32%.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY WINDS 4 TO 8 MPH, BECOMING  
WEST 15 TO 20 MPH IN THE AFTERNOON. LOCALIZED  
GUSTS UP TO 45 MPH.  
CWR.................30 PERCENT.  
LAL.................2 UNTIL 1200, THEN 4.  
HAINES INDEX........5 MODERATE.  
15K FT MSL WINDS....WEST 30 TO 40 MPH.  
MIXING HEIGHT.......3500 FT AGL UNTIL 0800, THEN 11000 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 15 TO 20 MPH UNTIL 1200, THEN 25 TO  
35 MPH.  
SMOKE DISPERSAL.....POOR UNTIL 0900, THEN EXCELLENT.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY (60-70%) UNTIL 2400, THEN PARTLY  
CLOUDY (40-50%). SCATTERED THUNDERSTORMS UNTIL  
2400. SCATTERED SHOWERS.  
MIN TEMPERATURE.....36-46 F.  
MAX HUMIDITY........62-77%.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING  
DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BY SUNSET.  
CWR.................40 PERCENT.  
LAL.................4 UNTIL 2400, THEN 1.  
HAINES INDEX........5 MODERATE.  
15K FT MSL WINDS....WEST 30 TO 40 MPH, INCREASING TO 35 TO 45 MPH  
AFTER MIDNIGHT.  
MIXING HEIGHT.......4500 FT AGL UNTIL 2100, THEN 2000 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 10 TO 15 MPH UNTIL 2400, THEN EAST 5  
MPH.  
SMOKE DISPERSAL.....GOOD UNTIL 2100, THEN POOR.  
   
FRIDAY
 
 
SKY/WEATHER.........PARTLY CLOUDY (30-40%) UNTIL 1200, THEN MOSTLY  
CLOUDY (60-70%). ISOLATED SHOWERS UNTIL 1200.  
MAX TEMPERATURE.....58-68 F.  
MIN HUMIDITY........17-27%.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY WINDS 4 TO 8 MPH, BECOMING  
SOUTHWEST 10 TO 15 MPH WITH GUSTS UP TO 30 MPH  
IN THE AFTERNOON.  
CWR.................10 PERCENT.  
LAL.................1.  
HAINES INDEX........5 MODERATE.  
15K FT MSL WINDS....SOUTHWEST 25 TO 35 MPH.  
MIXING HEIGHT.......2500 FT AGL UNTIL 0800, THEN 14500 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 5 TO 10 MPH UNTIL 1200, THEN 20 TO 25  
MPH.  
SMOKE DISPERSAL.....POOR UNTIL 0900. EXCELLENT AFTER 1200.  
   
FORECAST FOR DAY 3 THROUGH 7
 
   
SATURDAY
 
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS 32-42. HIGHS 54-64. WINDS LESS THAN 15 MPH.    
SUNDAY
 
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS  
29-39. HIGHS 55-65. WINDS LESS THAN 15 MPH.    
MEMORIAL DAY
 
PARTLY CLOUDY. ISOLATED SHOWERS AND  
THUNDERSTORMS. LOWS 31-41. HIGHS 58-68. WINDS LESS THAN 15 MPH.    
TUESDAY
 
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.  
LOWS 33-43. HIGHS 60-70.    
WEDNESDAY
 
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS 35-45. HIGHS 61-71.  
 

 
 
COZ207-260315-  
SOUTHWEST COLORADO LOWER FORECAST AREA-  
515 AM MDT THU MAY 25 2017  
 
...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 7 PM MDT THIS  
EVENING FOR GUSTY WINDS, LOW HUMIDITY AND DRY FUELS...  
   
TODAY
 
 
SKY/WEATHER.........PARTLY CLOUDY (40-50%). ISOLATED SHOWERS.  
ISOLATED THUNDERSTORMS AFTER 1200.  
MAX TEMPERATURE.....73-83 F.  
MIN HUMIDITY........10-15%.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY WINDS 4 TO 8 MPH, BECOMING  
SOUTHWEST 10 TO 15 MPH IN THE AFTERNOON.  
LOCALIZED GUSTS UP TO 40 MPH.  
CWR.................10 PERCENT.  
LAL.................1 UNTIL 1200, THEN 2.  
HAINES INDEX........6 HIGH.  
15K FT MSL WINDS....WEST 25 TO 35 MPH.  
MIXING HEIGHT.......2500 FT AGL UNTIL 1000. 15000 FT AGL AFTER  
1100.  
TRANSPORT WINDS.....SOUTHWEST 10 TO 15 MPH UNTIL 1200, THEN 20 TO  
30 MPH.  
SMOKE DISPERSAL.....POOR UNTIL 0900. EXCELLENT AFTER 1200.  
   
TONIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY (40-50%). ISOLATED SHOWERS AND  
THUNDERSTORMS UNTIL 2400.  
MIN TEMPERATURE.....43-53 F.  
MAX HUMIDITY........38-48%.  
20-FOOT WINDS.......SOUTHWEST WINDS 10 TO 15 MPH IN THE EVENING,  
BECOMING DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BY  
SUNSET. LOCALIZED GUSTS UP TO 40 MPH.  
CWR.................10 PERCENT.  
LAL.................2 UNTIL 2400, THEN 1.  
HAINES INDEX........5 MODERATE.  
15K FT MSL WINDS....WEST 25 TO 35 MPH, DECREASING TO 20 TO 30 MPH  
AFTER MIDNIGHT.  
MIXING HEIGHT.......12000 FT AGL UNTIL 2000. 2000 FT AGL AFTER  
2300.  
TRANSPORT WINDS.....WEST 15 TO 20 MPH UNTIL 2400, THEN SOUTH 5 TO  
10 MPH.  
SMOKE DISPERSAL.....EXCELLENT UNTIL 2100. POOR AFTER 2400.  
   
FRIDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY (20-30%).  
MAX TEMPERATURE.....67-77 F.  
MIN HUMIDITY........8-13%.  
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.  
LAL.................1.  
HAINES INDEX........6 HIGH.  
15K FT MSL WINDS....SOUTHWEST 20 TO 30 MPH.  
MIXING HEIGHT.......7000 FT AGL UNTIL 1200, THEN 12500 FT AGL.  
TRANSPORT WINDS.....SOUTH 10 TO 15 MPH UNTIL 1200, THEN SOUTHWEST  
20 TO 25 MPH.  
SMOKE DISPERSAL.....POOR UNTIL 0900. EXCELLENT AFTER 1200.  
   
FORECAST FOR DAY 3 THROUGH 7
 
   
SATURDAY
 
MOSTLY CLEAR. LOWS 42-52. HIGHS 67-77. WINDS LESS  
THAN 15 MPH.    
SUNDAY
 
MOSTLY CLEAR. LOWS 38-48. HIGHS 68-78. WINDS LESS THAN  
15 MPH.    
MEMORIAL DAY
 
CLEAR. LOWS 40-50. HIGHS 71-81. WINDS LESS THAN  
15 MPH.    
TUESDAY
 
MOSTLY CLEAR. LOWS 43-53. HIGHS 72-82.    
WEDNESDAY
 
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.  
LOWS 45-55. HIGHS 73-83.  
 

 
 
COZ294-260315-  
SOUTHWEST COLORADO UPPER WEST FORECAST AREA-  
515 AM MDT THU MAY 25 2017  
   
TODAY
 
 
SKY/WEATHER.........PARTLY CLOUDY (40-50%). ISOLATED SHOWERS.  
ISOLATED THUNDERSTORMS AFTER 1200.  
MAX TEMPERATURE.....60-70 F.  
MIN HUMIDITY........15-25%.  
20-FOOT WINDS.......SOUTHWEST WINDS 15 TO 20 MPH WITH GUSTS UP TO  
35 MPH.  
CWR.................10 PERCENT.  
LAL.................1 UNTIL 1200, THEN 2.  
HAINES INDEX........5 MODERATE.  
15K FT MSL WINDS....SOUTHWEST 25 TO 35 MPH.  
MIXING HEIGHT.......3000 FT AGL UNTIL 1000. 13000 FT AGL AFTER  
1200.  
TRANSPORT WINDS.....SOUTHWEST 15 TO 20 MPH UNTIL 1200, THEN 25 TO  
35 MPH.  
SMOKE DISPERSAL.....POOR UNTIL 0900. EXCELLENT AFTER 1200.  
   
TONIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY (40-50%). SCATTERED SHOWERS AND  
ISOLATED THUNDERSTORMS UNTIL 2400, THEN  
ISOLATED SHOWERS.  
MIN TEMPERATURE.....39-49 F.  
MAX HUMIDITY........41-51%.  
20-FOOT WINDS.......WEST WINDS 10 TO 15 MPH IN THE EVENING,  
BECOMING DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BY  
SUNSET. LOCALIZED GUSTS UP TO 35 MPH.  
CWR.................10 PERCENT.  
LAL.................2 UNTIL 2400, THEN 1.  
HAINES INDEX........5 MODERATE.  
15K FT MSL WINDS....WEST 30 TO 40 MPH, DECREASING TO 25 TO 35 MPH  
AFTER MIDNIGHT.  
MIXING HEIGHT.......6500 FT AGL UNTIL 0200, THEN 2500 FT AGL.  
TRANSPORT WINDS.....WEST 20 TO 25 MPH UNTIL 2400, THEN SOUTHWEST 10  
TO 15 MPH.  
SMOKE DISPERSAL.....EXCELLENT UNTIL 2100. POOR AFTER 0300.  
   
FRIDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY (20-30%).  
MAX TEMPERATURE.....58-68 F.  
MIN HUMIDITY........11-21%.  
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.  
LAL.................1.  
HAINES INDEX........6 HIGH.  
15K FT MSL WINDS....SOUTHWEST 20 TO 30 MPH.  
MIXING HEIGHT.......3500 FT AGL UNTIL 1000, THEN 10000 FT AGL.  
TRANSPORT WINDS.....SOUTH 10 TO 15 MPH UNTIL 1200, THEN SOUTHWEST  
20 TO 25 MPH.  
SMOKE DISPERSAL.....POOR UNTIL 0900. EXCELLENT AFTER 1200.  
   
FORECAST FOR DAY 3 THROUGH 7
 
   
SATURDAY
 
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.  
LOWS 35-45. HIGHS 56-66. WINDS LESS THAN 15 MPH.    
SUNDAY
 
MOSTLY CLEAR. LOWS 32-42. HIGHS 57-67. WINDS LESS THAN  
15 MPH.    
MEMORIAL DAY
 
MOSTLY CLEAR. LOWS 35-45. HIGHS 60-70. WINDS LESS  
THAN 15 MPH.    
TUESDAY
 
MOSTLY CLEAR. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS 37-47. HIGHS 62-72.    
WEDNESDAY
 
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS 39-49. HIGHS 62-72.  
 

 
 
COZ295-260315-  
SOUTHWEST COLORADO UPPER EAST FORECAST AREA-  
515 AM MDT THU MAY 25 2017  
   
TODAY
 
 
SKY/WEATHER.........PARTLY CLOUDY (40-50%). ISOLATED SHOWERS AND  
THUNDERSTORMS AFTER 1200.  
MAX TEMPERATURE.....62-72 F.  
MIN HUMIDITY........11-21%.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY WINDS 4 TO 8 MPH, BECOMING  
SOUTHWEST 15 TO 20 MPH IN THE AFTERNOON.  
LOCALIZED GUSTS UP TO 40 MPH.  
CWR.................10 PERCENT.  
LAL.................1 UNTIL 1200, THEN 2.  
HAINES INDEX........6 HIGH.  
15K FT MSL WINDS....WEST 25 TO 35 MPH.  
MIXING HEIGHT.......3500 FT AGL UNTIL 1000, THEN 14500 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 5 TO 10 MPH UNTIL 1200, THEN 20 TO 30  
MPH.  
SMOKE DISPERSAL.....POOR UNTIL 0900. EXCELLENT AFTER 1200.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY (60-70%) UNTIL 2400, THEN PARTLY  
CLOUDY (40-50%). ISOLATED SHOWERS AND  
THUNDERSTORMS UNTIL 2400.  
MIN TEMPERATURE.....36-46 F.  
MAX HUMIDITY........51-61%.  
20-FOOT WINDS.......WEST WINDS 10 TO 15 MPH IN THE EVENING,  
BECOMING DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BY  
SUNSET. LOCALIZED GUSTS UP TO 40 MPH.  
CWR.................10 PERCENT.  
LAL.................2 UNTIL 2400, THEN 1.  
HAINES INDEX........6 HIGH.  
15K FT MSL WINDS....WEST 30 TO 40 MPH.  
MIXING HEIGHT.......12000 FT AGL UNTIL 2000. 2500 FT AGL AFTER  
2200.  
TRANSPORT WINDS.....WEST 15 TO 20 MPH UNTIL 2400, THEN 5 MPH.  
SMOKE DISPERSAL.....EXCELLENT UNTIL 2100. POOR AFTER 2400.  
   
FRIDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY (10-20%).  
MAX TEMPERATURE.....61-71 F.  
MIN HUMIDITY........12-17%.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY WINDS 4 TO 8 MPH. LOCALIZED  
GUSTS UP TO 25 MPH IN THE AFTERNOON.  
CWR.................0 PERCENT.  
LAL.................1.  
HAINES INDEX........6 HIGH.  
15K FT MSL WINDS....SOUTHWEST 20 TO 30 MPH.  
MIXING HEIGHT.......11000 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 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
 
   
SATURDAY
 
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS.  
LOWS 33-43. HIGHS 59-69. WINDS LESS THAN 15 MPH.    
SUNDAY
 
MOSTLY CLEAR. ISOLATED SHOWERS. LOWS 31-41. HIGHS  
59-69. WINDS LESS THAN 15 MPH.    
MEMORIAL DAY
 
PARTLY CLOUDY. SCATTERED SHOWERS AND  
THUNDERSTORMS. LOWS 32-42. HIGHS 60-70. WINDS LESS THAN 15 MPH.    
TUESDAY
 
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS 34-44. HIGHS 61-71.    
WEDNESDAY
 
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS.  
LOWS 35-45. HIGHS 62-72.  
 

 
 
UTZ485-260315-  
EASTERN ASHLEY NATIONAL FOREST-  
515 AM MDT THU MAY 25 2017  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY (60-70%). SCATTERED SHOWERS.  
ISOLATED THUNDERSTORMS AFTER 1200.  
MAX TEMPERATURE.....56-66 F NEAR 7000 FEET  
41-51 F NEAR 10000 FEET.  
24 HR TREND......14 DEGREES COOLER.  
MIN HUMIDITY........26-36% NEAR 7000 FEET  
36-46% NEAR 10000 FEET.  
24 HR TREND......11% WETTER.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BECOMING  
UPSLOPE/UPVALLEY 4 TO 8 MPH BY 1100.  
CWR.................20 PERCENT.  
LAL.................1 UNTIL 1200, THEN 2.  
HAINES INDEX........4 LOW.  
MIXING HEIGHT.......3000 FT AGL UNTIL 1000, THEN 10500 FT AGL.  
TRANSPORT WINDS.....NORTHWEST 5 TO 10 MPH UNTIL 1200, THEN WEST 15  
TO 20 MPH.  
CLEARING INDEX......LESS THAN 500 UNTIL 1100, THEN 1050.  
   
TONIGHT
 
 
SKY/WEATHER.........NEAR 7000 FEET, PARTLY CLOUDY (50-60%),  
ISOLATED SHOWERS UNTIL 2400, THEN SCATTERED  
SHOWERS. NEAR 10000 FEET, PARTLY CLOUDY  
(40-50%) UNTIL 2400, THEN MOSTLY CLOUDY  
(60-70%), SCATTERED SHOWERS.  
MIN TEMPERATURE.....35-45 F NEAR 7000 FEET  
24-34 F NEAR 10000 FEET.  
24 HR TREND......6 DEGREES COOLER.  
MAX HUMIDITY........57-72%.  
24 HR TREND......1% DRIER.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY WINDS 3 TO 6 MPH.  
LOCALIZED GUSTS UP TO 35 MPH.  
CWR.................10 PERCENT.  
LAL.................1.  
HAINES INDEX........4 LOW.  
MIXING HEIGHT.......8500 FT AGL UNTIL 2000. 2000 FT AGL AFTER 2100.  
TRANSPORT WINDS.....NORTHWEST 10 TO 15 MPH UNTIL 2400, THEN  
NORTHEAST 5 MPH.  
CLEARING INDEX......1050 UNTIL 2000. LESS THAN 500 AFTER 2100.  
   
FRIDAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY (70-80%). NEAR 7000 FEET,  
SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS  
UNTIL 1200, THEN NUMEROUS SHOWERS AND SCATTERED  
THUNDERSTORMS. NEAR 10000 FEET, SCATTERED  
SHOWERS UNTIL 1200. SCATTERED THUNDERSTORMS.  
NUMEROUS SHOWERS AFTER 1200.  
MAX TEMPERATURE.....53-63 F NEAR 7000 FEET  
42-52 F NEAR 10000 FEET.  
24 HR TREND......4 DEGREES COOLER.  
MIN HUMIDITY........40-50%.  
24 HR TREND......19% WETTER.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BECOMING  
UPSLOPE/UPVALLEY 4 TO 8 MPH BY 1100.  
CWR.................40 PERCENT.  
LAL.................4 UNTIL 1200, THEN 4.  
HAINES INDEX........4 LOW.  
MIXING HEIGHT.......3500 FT AGL UNTIL 1100, THEN 9500 FT AGL.  
TRANSPORT WINDS.....SOUTH 5 TO 10 MPH UNTIL 1200, THEN SOUTHWEST 20  
TO 25 MPH.  
CLEARING INDEX......LESS THAN 500 UNTIL 1000, THEN 1050.  
   
FORECAST FOR DAY 3 THROUGH 7
 
   
SATURDAY
 
PARTLY CLOUDY NEAR 7000 FEET AND MOSTLY CLOUDY NEAR  
10000 FEET AND SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS NEAR  
7000 FEET AND SCATTERED SHOWERS AND THUNDERSTORMS NEAR 10000 FEET  
. LOWS 33-43. HIGHS 54-64. WINDS LESS THAN 15 MPH.    
SUNDAY
 
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS NEAR  
7000 FEET AND SCATTERED SHOWERS AND THUNDERSTORMS NEAR 10000 FEET  
. LOWS 34-44. HIGHS 58-68. WINDS LESS THAN 15 MPH.    
MEMORIAL DAY
 
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS  
NEAR 10000 FEET. LOWS 36-46. HIGHS 62-72. WINDS LESS THAN  
15 MPH.    
TUESDAY
 
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS NEAR  
7000 FEET AND SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS NEAR  
10000 FEET. LOWS 38-48. HIGHS 65-75.    
WEDNESDAY
 
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS  
NEAR 7000 FEET AND SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS  
NEAR 10000 FEET. LOWS 40-50. HIGHS 67-77.  
 

 
 
UTZ486-260315-  
EASTERN UINTA BASIN-  
515 AM MDT THU MAY 25 2017  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY (70-80%). SCATTERED SHOWERS.  
ISOLATED THUNDERSTORMS AFTER 1200.  
MAX TEMPERATURE.....62-72 F NEAR 6000 FEET  
52-62 F NEAR 8000 FEET.  
24 HR TREND......11 DEGREES COOLER.  
MIN HUMIDITY........21-31% NEAR 6000 FEET  
29-39% NEAR 8000 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.................10 PERCENT.  
LAL.................1 UNTIL 1200, THEN 2.  
HAINES INDEX........4 LOW.  
MIXING HEIGHT.......11000 FT AGL.  
TRANSPORT WINDS.....NORTHEAST 5 MPH UNTIL 1200, THEN WEST 20 TO 25  
MPH.  
CLEARING INDEX......LESS THAN 500 UNTIL 1100, THEN 1050.  
   
TONIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY (50-60%) UNTIL 2400, THEN MOSTLY  
CLOUDY (60-70%). NEAR 6000 FEET, ISOLATED  
THUNDERSTORMS UNTIL 2400. ISOLATED SHOWERS.  
NEAR 8000 FEET, SCATTERED SHOWERS AND ISOLATED  
THUNDERSTORMS UNTIL 2400, THEN ISOLATED  
SHOWERS.  
MIN TEMPERATURE.....39-49 F.  
24 HR TREND......6 DEGREES COOLER.  
MAX HUMIDITY........56-66% NEAR 6000 FEET  
60-75% NEAR 8000 FEET.  
24 HR TREND......UNCHANGED.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY WINDS 3 TO 6 MPH.  
LOCALIZED GUSTS UP TO 35 MPH IN THE EVENING.  
CWR.................10 PERCENT.  
LAL.................2.  
HAINES INDEX........5 MODERATE.  
MIXING HEIGHT.......9000 FT AGL UNTIL 2000. 2500 FT AGL AFTER 2100.  
TRANSPORT WINDS.....NORTHWEST 10 TO 15 MPH UNTIL 2400, THEN  
NORTHEAST 5 MPH.  
CLEARING INDEX......1050 UNTIL 2000. LESS THAN 500 AFTER 2100.  
   
FRIDAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY (60-70%). NEAR 6000 FEET,  
ISOLATED SHOWERS AND THUNDERSTORMS UNTIL 1200,  
THEN SCATTERED SHOWERS AND THUNDERSTORMS. NEAR  
8000 FEET, ISOLATED THUNDERSTORMS UNTIL 1200.  
SCATTERED SHOWERS. SCATTERED THUNDERSTORMS  
AFTER 1200.  
MAX TEMPERATURE.....62-72 F NEAR 6000 FEET  
52-62 F NEAR 8000 FEET.  
24 HR TREND......2 DEGREES COOLER.  
MIN HUMIDITY........28-38% NEAR 6000 FEET  
40-50% NEAR 8000 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.................30 PERCENT.  
LAL.................4 UNTIL 1200, THEN 2.  
HAINES INDEX........5 MODERATE.  
MIXING HEIGHT.......12500 FT AGL.  
TRANSPORT WINDS.....SOUTH 5 TO 10 MPH UNTIL 1200, THEN SOUTHWEST 20  
TO 25 MPH.  
CLEARING INDEX......LESS THAN 500 UNTIL 1000. 1050 AFTER 1100.  
   
FORECAST FOR DAY 3 THROUGH 7
 
   
SATURDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED  
THUNDERSTORMS NEAR 6000 FEET AND SCATTERED SHOWERS AND  
THUNDERSTORMS NEAR 8000 FEET. LOWS 38-48. HIGHS 60-70. WINDS  
LESS THAN 15 MPH.    
SUNDAY
 
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS . LOWS  
38-48. HIGHS 63-73. WINDS LESS THAN 15 MPH.    
MEMORIAL DAY
 
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS  
NEAR 8000 FEET. LOWS 40-50. HIGHS 67-77. WINDS LESS THAN 15 MPH.   
TUESDAY
 
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS NEAR  
8000 FEET. LOWS 42-52. HIGHS 70-80.    
WEDNESDAY
 
PARTLY CLOUDY. ISOLATED SHOWERS NEAR 6000 FEET AND  
ISOLATED SHOWERS AND THUNDERSTORMS NEAR 8000 FEET. LOWS 45-55.  
HIGHS 72-82.  
 

 
 
UTZ487-260315-  
BOOK CLIFFS-  
515 AM MDT THU MAY 25 2017  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY (60-70%). SCATTERED SHOWERS AND  
ISOLATED THUNDERSTORMS.  
MAX TEMPERATURE.....67-77 F NEAR 6000 FEET  
57-67 F NEAR 8000 FEET.  
24 HR TREND......9 DEGREES COOLER.  
MIN HUMIDITY........17-27%.  
24 HR TREND......6% WETTER.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BECOMING  
UPSLOPE/UPVALLEY 4 TO 8 MPH BY 1100.  
CWR.................20 PERCENT.  
LAL.................2.  
HAINES INDEX........5 MODERATE.  
MIXING HEIGHT.......2000 FT AGL UNTIL 0800, THEN 14000 FT AGL.  
TRANSPORT WINDS.....WEST 5 TO 10 MPH UNTIL 1200, THEN 20 TO 25 MPH.  
CLEARING INDEX......LESS THAN 500 UNTIL 0800. 1050 AFTER 0900.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY (60-70%). NEAR 6000 FEET,  
SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS  
UNTIL 2400, THEN ISOLATED SHOWERS. NEAR 8000  
FEET, ISOLATED THUNDERSTORMS UNTIL 2400.  
SCATTERED SHOWERS.  
MIN TEMPERATURE.....40-50 F.  
24 HR TREND......10 DEGREES COOLER.  
MAX HUMIDITY........57-67%.  
24 HR TREND......21% WETTER.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY WINDS 3 TO 6 MPH.  
LOCALIZED GUSTS UP TO 25 MPH IN THE EVENING.  
CWR.................10 PERCENT.  
LAL.................2.  
HAINES INDEX........4 LOW.  
MIXING HEIGHT.......12000 FT AGL UNTIL 2000. 2000 FT AGL AFTER  
2100.  
TRANSPORT WINDS.....NORTHWEST 10 TO 15 MPH UNTIL 2400, THEN  
SOUTHEAST 5 MPH.  
CLEARING INDEX......1050 UNTIL 2100, THEN LESS THAN 500.  
   
FRIDAY
 
 
SKY/WEATHER.........PARTLY CLOUDY (50-60%). ISOLATED SHOWERS UNTIL  
1200. SCATTERED SHOWERS AND ISOLATED  
THUNDERSTORMS AFTER 1200.  
MAX TEMPERATURE.....65-75 F NEAR 6000 FEET  
57-67 F NEAR 8000 FEET.  
24 HR TREND......1 DEGREE WARMER.  
MIN HUMIDITY........13-23%.  
24 HR TREND......1% DRIER.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY WINDS 4 TO 8 MPH, BECOMING  
SOUTHWEST 10 TO 15 MPH WITH GUSTS UP TO 30 MPH  
IN THE AFTERNOON.  
CWR.................10 PERCENT.  
LAL.................1 UNTIL 1200, THEN 2.  
HAINES INDEX........5 MODERATE.  
MIXING HEIGHT.......3000 FT AGL UNTIL 1000, THEN 14500 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 5 TO 10 MPH UNTIL 1200, THEN 20 TO 30  
MPH.  
CLEARING INDEX......LESS THAN 500 UNTIL 1000, THEN 1050.  
   
FORECAST FOR DAY 3 THROUGH 7
 
   
SATURDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS AND ISOLATED  
THUNDERSTORMS NEAR 6000 FEET AND SCATTERED SHOWERS AND ISOLATED  
THUNDERSTORMS NEAR 8000 FEET. LOWS 40-50. HIGHS 63-73. WINDS  
LESS THAN 15 MPH.    
SUNDAY
 
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS NEAR  
8000 FEET. LOWS 38-48. HIGHS 65-75. WINDS LESS THAN 15 MPH.    
MEMORIAL DAY
 
MOSTLY CLEAR. LOWS 40-50. HIGHS 69-79. WINDS LESS  
THAN 15 MPH.    
TUESDAY
 
MOSTLY CLEAR. LOWS 43-53. HIGHS 72-82.    
WEDNESDAY
 
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS  
NEAR 8000 FEET. LOWS 46-56. HIGHS 73-83.  
 

 
 
UTZ490-260315-  
COLORADO RIVER BASIN-  
515 AM MDT THU MAY 25 2017  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY (60-70%). NEAR 5000 FEET,  
ISOLATED SHOWERS AND THUNDERSTORMS. NEAR 7000  
FEET, SCATTERED SHOWERS AND ISOLATED  
THUNDERSTORMS.  
MAX TEMPERATURE.....77-87 F NEAR 5000 FEET  
61-71 F NEAR 7000 FEET.  
24 HR TREND......7 DEGREES COOLER.  
MIN HUMIDITY........11-16%.  
24 HR TREND......3% WETTER.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY WINDS 4 TO 8 MPH, BECOMING  
SOUTHWEST 10 TO 15 MPH IN THE AFTERNOON.  
LOCALIZED GUSTS UP TO 35 MPH.  
CWR.................10 PERCENT.  
LAL.................2.  
HAINES INDEX........5 MODERATE.  
MIXING HEIGHT.......6000 FT AGL UNTIL 1100, THEN 16000 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 5 TO 10 MPH UNTIL 1200, THEN 20 TO 25  
MPH.  
CLEARING INDEX......LESS THAN 500 UNTIL 1000, THEN 1050.  
   
TONIGHT
 
 
SKY/WEATHER.........NEAR 5000 FEET, MOSTLY CLOUDY (60-70%) UNTIL  
2400, THEN PARTLY CLOUDY (50-60%), ISOLATED  
SHOWERS. NEAR 7000 FEET, MOSTLY CLOUDY  
(60-70%), SCATTERED SHOWERS. ISOLATED  
THUNDERSTORMS UNTIL 2400.  
MIN TEMPERATURE.....47-57 F.  
24 HR TREND......7 DEGREES COOLER.  
MAX HUMIDITY........42-52%.  
24 HR TREND......17% WETTER.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY WINDS 3 TO 6 MPH.  
LOCALIZED GUSTS UP TO 35 MPH IN THE EVENING.  
CWR.................10 PERCENT.  
LAL.................2 UNTIL 2400, THEN 1.  
HAINES INDEX........5 MODERATE.  
MIXING HEIGHT.......14000 FT AGL UNTIL 2000. 2000 FT AGL AFTER  
2300.  
TRANSPORT WINDS.....NORTHWEST 10 TO 15 MPH UNTIL 2400, THEN EAST.  
CLEARING INDEX......1050 UNTIL 2100, THEN LESS THAN 500.  
   
FRIDAY
 
 
SKY/WEATHER.........PARTLY CLOUDY (40-50%). NEAR 5000 FEET,  
ISOLATED SHOWERS. NEAR 7000 FEET, ISOLATED  
SHOWERS UNTIL 1200. SCATTERED SHOWERS AND  
ISOLATED THUNDERSTORMS AFTER 1200.  
MAX TEMPERATURE.....74-84 F NEAR 5000 FEET  
65-75 F NEAR 7000 FEET.  
24 HR TREND......1 DEGREE COOLER.  
MIN HUMIDITY........8-13%.  
24 HR TREND......2% DRIER.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY WINDS 4 TO 8 MPH, BECOMING  
SOUTHWEST 10 TO 15 MPH IN THE AFTERNOON.  
LOCALIZED GUSTS UP TO 35 MPH.  
CWR.................0 PERCENT.  
LAL.................1 UNTIL 1200, THEN 2.  
HAINES INDEX........6 HIGH.  
MIXING HEIGHT.......3500 FT AGL UNTIL 1000, THEN 15500 FT AGL.  
TRANSPORT WINDS.....SOUTH 10 TO 15 MPH UNTIL 1200, THEN SOUTHWEST  
20 TO 30 MPH.  
CLEARING INDEX......LESS THAN 500 UNTIL 0800. 1050 AFTER 1000.  
   
FORECAST FOR DAY 3 THROUGH 7
 
   
SATURDAY
 
PARTLY CLOUDY NEAR 5000 FEET AND MOSTLY CLOUDY NEAR  
7000 FEET AND ISOLATED SHOWERS AND THUNDERSTORMS NEAR 5000 FEET  
AND SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS NEAR 7000 FEET.  
LOWS 46-56. HIGHS 71-81. WINDS LESS THAN 15 MPH.    
SUNDAY
 
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS NEAR  
7000 FEET. LOWS 44-54. HIGHS 73-83. WINDS LESS THAN 15 MPH.    
MEMORIAL DAY
 
CLEAR. LOWS 46-56. HIGHS 77-87. WINDS LESS THAN  
15 MPH.    
TUESDAY
 
CLEAR. LOWS 48-58. HIGHS 79-89.    
WEDNESDAY
 
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS  
NEAR 5000 FEET. LOWS 51-61. HIGHS 80-90.  
 

 
 
UTZ491-260315-  
SOUTHEAST UTAH-  
515 AM MDT THU MAY 25 2017  
   
TODAY
 
 
SKY/WEATHER.........PARTLY CLOUDY (40-50%). NEAR 5000 FEET,  
ISOLATED SHOWERS. ISOLATED THUNDERSTORMS AFTER  
1200. NEAR 8000 FEET, SCATTERED SHOWERS AND  
ISOLATED THUNDERSTORMS.  
MAX TEMPERATURE.....80-90 F NEAR 5000 FEET  
61-71 F NEAR 8000 FEET.  
24 HR TREND......4 DEGREES COOLER.  
MIN HUMIDITY........7-12% NEAR 5000 FEET  
14-24% NEAR 8000 FEET.  
24 HR TREND......1% WETTER.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY WINDS 4 TO 8 MPH, BECOMING  
WEST 10 TO 15 MPH IN THE AFTERNOON. LOCALIZED  
GUSTS UP TO 35 MPH.  
CWR.................10 PERCENT.  
LAL.................2.  
HAINES INDEX........6 HIGH.  
MIXING HEIGHT.......3500 FT AGL UNTIL 1000. 17000 FT AGL AFTER  
1100.  
TRANSPORT WINDS.....SOUTHWEST 10 TO 15 MPH UNTIL 1200, THEN WEST 20  
TO 30 MPH.  
CLEARING INDEX......LESS THAN 500 UNTIL 1000, THEN 1050.  
   
TONIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY (30-40%). NEAR 5000 FEET,  
ISOLATED SHOWERS UNTIL 2400. NEAR 8000 FEET,  
SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS  
UNTIL 2400. ISOLATED SHOWERS AFTER 2400.  
MIN TEMPERATURE.....51-61 F NEAR 5000 FEET  
41-51 F NEAR 8000 FEET.  
24 HR TREND......6 DEGREES COOLER.  
MAX HUMIDITY........31-41%.  
24 HR TREND......16% WETTER.  
20-FOOT WINDS.......WEST WINDS 10 TO 15 MPH IN THE EVENING,  
BECOMING DOWNSLOPE/DOWNVALLEY 3 TO 6 MPH BY  
SUNSET. LOCALIZED GUSTS UP TO 35 MPH.  
CWR.................10 PERCENT.  
LAL.................1 UNTIL 2400, THEN 2.  
HAINES INDEX........5 MODERATE.  
MIXING HEIGHT.......11000 FT AGL UNTIL 2200. 2000 FT AGL AFTER  
2400.  
TRANSPORT WINDS.....WEST 20 TO 25 MPH UNTIL 2400, THEN SOUTHWEST 10  
TO 15 MPH.  
CLEARING INDEX......1000 UNTIL 2400, THEN LESS THAN 500.  
   
FRIDAY
 
 
SKY/WEATHER.........NEAR 5000 FEET, MOSTLY SUNNY (20-30%). NEAR  
8000 FEET, PARTLY CLOUDY (30-40%) UNTIL 1200,  
THEN MOSTLY SUNNY (20-30%).  
MAX TEMPERATURE.....75-85 F NEAR 5000 FEET  
59-69 F NEAR 8000 FEET.  
24 HR TREND......4 DEGREES COOLER.  
MIN HUMIDITY........7-12% NEAR 5000 FEET  
11-21% NEAR 8000 FEET.  
24 HR TREND......UNCHANGED.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY WINDS 4 TO 8 MPH, BECOMING  
SOUTHWEST 10 TO 15 MPH IN THE AFTERNOON.  
LOCALIZED GUSTS UP TO 25 MPH.  
CWR.................0 PERCENT.  
LAL.................1.  
HAINES INDEX........6 HIGH.  
MIXING HEIGHT.......3000 FT AGL UNTIL 0900, THEN 14500 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 10 TO 15 MPH UNTIL 1200, THEN 20 TO  
25 MPH.  
CLEARING INDEX......LESS THAN 500 UNTIL 0800. 1050 AFTER 0900.  
   
FORECAST FOR DAY 3 THROUGH 7
 
   
SATURDAY
 
MOSTLY CLEAR. ISOLATED SHOWERS NEAR 5000 FEET AND  
ISOLATED SHOWERS AND THUNDERSTORMS NEAR 8000 FEET. LOWS 45-55.  
HIGHS 73-83. WINDS LESS THAN 15 MPH.    
SUNDAY
 
MOSTLY CLEAR. LOWS 42-52. HIGHS 74-84. WINDS LESS THAN  
15 MPH.    
MEMORIAL DAY
 
CLEAR. LOWS 44-54. HIGHS 76-86. WINDS LESS THAN  
15 MPH.    
TUESDAY
 
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS NEAR  
8000 FEET. LOWS 46-56. HIGHS 78-88.    
WEDNESDAY
 
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS .  
LOWS 48-58. HIGHS 78-88.  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab CO Page
The Nexlab UT Page Main Text Page