460  
FNUS55 KPIH 171026  
FWFPIH  
 
FIRE WEATHER PLANNING FORECAST FOR SOUTHEAST IDAHO  
NATIONAL WEATHER SERVICE POCATELLO ID  
426 AM MDT WED AUG 17 2022  
   
DISCUSSION
 
 
* CENTRAL IDAHO DISPATCH AREA WEATHER IMPACT SUMMARY (ZONES 475  
AND 476)...  
 
HIGH PRESSURE REMAINS CENTERED OVER THE THE AREA WITH HOT DAYTIME  
TEMPERATURES AND CRITICAL RELATIVE HUMIDITY EXPECTED THROUGH  
THURSDAY. WINDS WILL REMAIN RATHER LIGHT THROUGH TODAY, BUT  
INCREASE SLIGHTLY ON THURSDAY AHEAD OF THE NEXT WEAK SYSTEM  
EXPECTED FRIDAY. MOISTURE WILL INCREASE WITH ISOLATED TO SCATTERED  
THUNDERSTORMS EXPECTED FRIDAY AND SATURDAY.  
 
* EAST IDAHO DISPATCH AREA WEATHER IMPACT SUMMARY (ZONES 410...411  
AND 413)...  
 
HIGH PRESSURE REMAINS CENTERED OVER THE THE AREA WITH HOT DAYTIME  
TEMPERATURES AND CRITICAL RELATIVE HUMIDITY EXPECTED THROUGH  
THURSDAY. WINDS WILL REMAIN RATHER LIGHT THROUGH TODAY, BUT  
INCREASE SLIGHTLY ON THURSDAY AHEAD OF THE NEXT WEAK SYSTEM  
FRIDAY. MOISTURE WILL INCREASE WITH ISOLATED TO SCATTERED  
THUNDERSTORMS EXPECTED FRIDAY AND SATURDAY.  
 
* SOUTH CENTRAL IDAHO DISPATCH AREA WEATHER IMPACT SUMMARY (ZONES  
422...425 AND 427)...  
 
HIGH PRESSURE REMAINS CENTERED OVER THE THE AREA WITH HOT DAYTIME  
TEMPERATURES AND CRITICAL RELATIVE HUMIDITY EXPECTED THROUGH  
THURSDAY. WINDS WILL REMAIN RATHER LIGHT THROUGH TODAY, BUT  
INCREASE SLIGHTLY ON THURSDAY, ESPECIALLY ZONE 425, AHEAD OF THE  
NEXT WEAK SYSTEM FRIDAY. MOISTURE WILL INCREASE WITH ISOLATED TO  
SCATTERED THUNDERSTORMS EXPECTED FRIDAY AND SATURDAY.  
 
IDZ475-172230-  
EAST SALMON RIVER MOUNTAINS/SALMON NF-  
426 AM MDT WED AUG 17 2022  
   
..HOT WITH CRITICAL RELATIVE HUMIDITY AND HAINES INDEX OF 6
 
 
   
TODAY
 
 
* SKY/WEATHER........SUNNY. HAZE.  
* MAX TEMPERATURE....85-92 VALLEYS AND 76-83 RIDGES.  
24 HR TREND......3 DEGREES UP.  
* MIN HUMIDITY.......9-14 PERCENT.  
24 HR TREND......LITTLE CHANGE.  
* 20FT WINDS.........  
VALLEYS/LWR SLOPES...SOUTHEAST AROUND 4 MPH SHIFTING TO THE  
NORTHWEST 4 TO 7 MPH IN THE AFTERNOON.  
RIDGES/UPR SLOPES....EAST 4 TO 6 MPH SHIFTING TO THE NORTHWEST  
5 TO 8 MPH WITH GUSTS TO AROUND 15 MPH IN  
THE AFTERNOON.  
* CHC WETTING RAIN...0 PERCENT.  
* LAL................1.  
* HAINES INDEX.......6.  
* MIXING HEIGHT......11250-12250 FT AGL.  
* TRANSPORT WINDS....LIGHT WINDS.  
   
TONIGHT
 
 
* SKY/WEATHER........CLEAR. HAZE.  
* MIN TEMPERATURE....53-60.  
24 HR TREND......LITTLE CHANGE.  
* MAX HUMIDITY.......30-38 PERCENT.  
24 HR TREND......LITTLE CHANGE.  
* 20FT WINDS.........  
VALLEYS/LWR SLOPES...NORTHEAST 4 TO 8 MPH.  
RIDGES/UPR SLOPES....NORTHEAST 4 TO 9 MPH WITH GUSTS TO AROUND  
20 MPH.  
* CHC WETTING RAIN...0 PERCENT.  
* LAL................1.  
* HAINES INDEX.......6.  
* MIXING HEIGHT......300-1300 FT AGL.  
* TRANSPORT WINDS....NORTH AROUND 10 MPH IN THE EVENING BECOMING  
LIGHT.  
   
THURSDAY
 
 
* SKY/WEATHER........MOSTLY SUNNY THEN BECOMING PARTLY CLOUDY.  
HAZE.  
* MAX TEMPERATURE....85-92 VALLEYS AND 76-83 RIDGES.  
24 HR TREND......LITTLE CHANGE.  
* MIN HUMIDITY.......12-17 PERCENT.  
24 HR TREND......2 PERCENT UP.  
* 20FT WINDS.........  
VALLEYS/LWR SLOPES...EAST 4 TO 5 MPH SHIFTING TO THE SOUTH 4 TO  
7 MPH IN THE AFTERNOON.  
RIDGES/UPR SLOPES....SOUTHEAST 4 TO 6 MPH SHIFTING TO THE SOUTH  
6 TO 9 MPH WITH GUSTS TO AROUND 15 MPH IN  
THE AFTERNOON.  
* CHC WETTING RAIN...0 PERCENT.  
* LAL................1.  
* HAINES INDEX.......6.  
* MIXING HEIGHT......13250-14250 FT AGL.  
* TRANSPORT WINDS....LIGHT WINDS.  
   
FORECAST DAYS 3 THROUGH 7...
 
   
FRIDAY
 
MOSTLY CLOUDY. HAZE. CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS 55 TO 62. HIGHS 76 TO 83. NORTHEAST WINDS  
5 TO 10 MPH WITH GUSTS TO AROUND 15 MPH.    
SATURDAY
 
PARTLY CLOUDY. CHANCE OF SHOWERS AND THUNDERSTORMS.  
LOWS 53 TO 60. HIGHS 75 TO 82. SOUTHWEST WINDS 5 TO 10 MPH WITH  
GUSTS TO AROUND 15 MPH.    
SUNDAY
 
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS 53 TO 60. HIGHS 75 TO 82. SOUTHWEST WINDS  
5 TO 10 MPH WITH GUSTS TO AROUND 15 MPH.    
MONDAY
 
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND THUNDERSTORMS.  
LOWS IN THE MID 50S. HIGHS IN THE MID 70S.    
TUESDAY
 
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE LOWER 50S. HIGHS IN THE LOWER 70S.  
 

 
 
IDZ476-172230-  
LEMHI AND LOST RIVER RANGE/CHALLIS NF-  
426 AM MDT WED AUG 17 2022  
   
..HOT WITH CRITICAL RELATIVE HUMIDITY AND HAINES INDEX OF 6
 
 
   
TODAY
 
 
* SKY/WEATHER........SUNNY. HAZE.  
* MAX TEMPERATURE....85-92 VALLEYS AND 74-81 RIDGES.  
24 HR TREND......2 DEGREES UP.  
* MIN HUMIDITY.......10-15 PERCENT.  
24 HR TREND......LITTLE CHANGE.  
* 20FT WINDS.........  
VALLEYS/LWR SLOPES...NORTH 5 TO 10 MPH.  
RIDGES/UPR SLOPES....NORTH 4 TO 6 MPH SHIFTING TO THE WEST 5 TO  
10 MPH WITH GUSTS TO AROUND 15 MPH IN THE  
AFTERNOON.  
* CHC WETTING RAIN...0 PERCENT.  
* LAL................1.  
* HAINES INDEX.......6.  
* MIXING HEIGHT......11500-12500 FT AGL.  
* TRANSPORT WINDS....LIGHT WINDS.  
   
TONIGHT
 
 
* SKY/WEATHER........CLEAR. HAZE.  
* MIN TEMPERATURE....53-60.  
24 HR TREND......LITTLE CHANGE.  
* MAX HUMIDITY.......33-41 PERCENT VALLEYS AND 28-36 PERCENT  
RIDGES.  
24 HR TREND......LITTLE CHANGE.  
* 20FT WINDS.........  
VALLEYS/LWR SLOPES...NORTHEAST 4 TO 9 MPH.  
RIDGES/UPR SLOPES....NORTH 6 TO 9 MPH WITH GUSTS TO AROUND 15  
MPH SHIFTING TO THE EAST WITH GUSTS TO  
AROUND 15 MPH AFTER MIDNIGHT.  
* CHC WETTING RAIN...0 PERCENT.  
* LAL................1.  
* HAINES INDEX.......6.  
* MIXING HEIGHT......300-1300 FT AGL.  
* TRANSPORT WINDS....NORTH AROUND 10 MPH IN THE EVENING BECOMING  
LIGHT.  
   
THURSDAY
 
 
* SKY/WEATHER........MOSTLY SUNNY THEN BECOMING PARTLY CLOUDY.  
HAZE.  
* MAX TEMPERATURE....85-92 VALLEYS AND 73-80 RIDGES.  
24 HR TREND......LITTLE CHANGE.  
* MIN HUMIDITY.......13-18 PERCENT.  
24 HR TREND......3 PERCENT UP.  
* 20FT WINDS.........  
VALLEYS/LWR SLOPES...SOUTHEAST 5 TO 10 MPH.  
RIDGES/UPR SLOPES....SOUTHEAST 5 TO 10 MPH. GUSTS UP TO 20 MPH  
IN THE AFTERNOON.  
* CHC WETTING RAIN...0 PERCENT.  
* LAL................1.  
* HAINES INDEX.......6.  
* MIXING HEIGHT......14000-15000 FT AGL.  
* TRANSPORT WINDS....LIGHT WINDS.  
   
FORECAST DAYS 3 THROUGH 7...
 
   
FRIDAY
 
MOSTLY CLOUDY. HAZE. CHANCE OF SHOWERS AND SLIGHT  
CHANCE OF THUNDERSTORMS. LOWS 54 TO 61. HIGHS 74 TO 81. EAST  
WINDS 10 TO 15 MPH.    
SATURDAY
 
MOSTLY CLOUDY. CHANCE OF SHOWERS AND THUNDERSTORMS.  
LOWS 51 TO 58. HIGHS 72 TO 79. SOUTH WINDS 10 TO 15 MPH.    
SUNDAY
 
PARTLY CLOUDY. CHANCE OF SHOWERS AND SLIGHT CHANCE OF  
THUNDERSTORMS. LOWS 51 TO 58. HIGHS 73 TO 80. WEST WINDS 5 TO  
10 MPH WITH GUSTS TO AROUND 15 MPH.    
MONDAY
 
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND THUNDERSTORMS.  
LOWS IN THE MID 50S. HIGHS IN THE MID 70S.    
TUESDAY
 
PARTLY CLOUDY WITH CHANCE OF RAIN AND SLIGHT CHANCE OF  
THUNDERSTORMS. LOWS IN THE LOWER 50S. HIGHS IN THE LOWER 70S.  
 

 
 
IDZ422-172230-  
SAWTOOTH RANGE/NORTHERN SAWTOOTH NF-  
426 AM MDT WED AUG 17 2022  
   
..HOT WITH CRITICAL RELATIVE HUMIDITY AND HAINES INDEX OF 6
 
 
   
TODAY
 
 
* SKY/WEATHER........SUNNY. HAZE.  
* MAX TEMPERATURE....86-93 VALLEYS AND 76-83 RIDGES.  
24 HR TREND......3 DEGREES UP.  
* MIN HUMIDITY.......9-14 PERCENT VALLEYS AND 12-20 PERCENT RIDGES.  
24 HR TREND......LITTLE CHANGE.  
* 20FT WINDS.........  
VALLEYS/LWR SLOPES...NORTHEAST 5 TO 8 MPH SHIFTING TO THE SOUTH  
IN THE AFTERNOON.  
RIDGES/UPR SLOPES....EAST 4 TO 6 MPH SHIFTING TO THE WEST 6 TO  
9 MPH WITH GUSTS TO AROUND 15 MPH IN THE  
AFTERNOON.  
* CHC WETTING RAIN...0 PERCENT.  
* LAL................1.  
* HAINES INDEX.......6.  
* MIXING HEIGHT......12250-13250 FT AGL.  
* TRANSPORT WINDS....LIGHT WINDS.  
   
TONIGHT
 
 
* SKY/WEATHER........CLEAR. HAZE.  
* MIN TEMPERATURE....54-61.  
24 HR TREND......2 DEGREES UP.  
* MAX HUMIDITY.......32-40 PERCENT VALLEYS AND 27-35 PERCENT  
RIDGES.  
24 HR TREND......LITTLE CHANGE.  
* 20FT WINDS.........  
VALLEYS/LWR SLOPES...WEST 5 TO 8 MPH SHIFTING TO THE NORTH 5 TO  
10 MPH AFTER MIDNIGHT.  
RIDGES/UPR SLOPES....NORTH 5 TO 8 MPH SHIFTING TO THE NORTHEAST  
AFTER MIDNIGHT. GUSTS UP TO 15 MPH.  
* CHC WETTING RAIN...0 PERCENT.  
* LAL................1.  
* HAINES INDEX.......6.  
* MIXING HEIGHT......300-1300 FT AGL.  
* TRANSPORT WINDS....LIGHT WINDS BECOMING NORTHEAST AROUND 10 MPH  
AFTER MIDNIGHT.  
   
THURSDAY
 
 
* SKY/WEATHER........MOSTLY SUNNY THEN BECOMING PARTLY CLOUDY.  
HAZE.  
* MAX TEMPERATURE....85-92 VALLEYS AND 73-80 RIDGES.  
24 HR TREND......2 DEGREES DOWN.  
* MIN HUMIDITY.......12-17 PERCENT VALLEYS AND 15-23 PERCENT  
RIDGES.  
24 HR TREND......3 PERCENT UP.  
* 20FT WINDS.........  
VALLEYS/LWR SLOPES...NORTHEAST 6 TO 9 MPH SHIFTING TO THE  
SOUTHEAST 5 TO 10 MPH IN THE AFTERNOON.  
RIDGES/UPR SLOPES....SOUTHEAST 5 TO 10 MPH. GUSTS UP TO 20 MPH  
IN THE AFTERNOON.  
* CHC WETTING RAIN...0 PERCENT.  
* LAL................1.  
* HAINES INDEX.......6.  
* MIXING HEIGHT......13250-14250 FT AGL.  
* TRANSPORT WINDS....LIGHT WINDS.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
FRIDAY
 
MOSTLY CLOUDY. HAZE. CHANCE OF THUNDERSTORMS AND SLIGHT  
CHANCE OF SHOWERS. LOWS 53 TO 60. HIGHS 71 TO 78. NORTHWEST WINDS  
10 TO 15 MPH WITH GUSTS TO AROUND 20 MPH.    
SATURDAY
 
PARTLY CLOUDY. CHANCE OF SHOWERS AND SLIGHT CHANCE OF  
THUNDERSTORMS. LOWS 51 TO 58. HIGHS 71 TO 78. NORTH WINDS 5 TO  
10 MPH WITH GUSTS TO AROUND 15 MPH.    
SUNDAY
 
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS 51 TO 58. HIGHS 74 TO 81. NORTH WINDS 10 TO  
15 MPH.    
MONDAY
 
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND SLIGHT CHANCE  
OF THUNDERSTORMS. LOWS IN THE MID 50S. HIGHS IN THE MID 70S.    
TUESDAY
 
MOSTLY CLEAR. SLIGHT CHANCE OF SHOWERS. LOWS IN THE  
LOWER 50S. HIGHS IN THE MID 70S.  
 

 
 
IDZ425-172230-  
MIDDLE SNAKE RIVER VALLEY/TWIN FALLS BLM NORTH OF THE SNAKE RIVER-  
426 AM MDT WED AUG 17 2022  
   
..VERY HOT WITH CRITICAL RELATIVE HUMIDITY AND HAINES INDEX OF 6
 
 
   
TODAY
 
 
* SKY/WEATHER........SUNNY. HAZE.  
* MAX TEMPERATURE....AROUND 98.  
24 HR TREND......2 DEGREES UP.  
* MIN HUMIDITY.......8-13 PERCENT.  
24 HR TREND......LITTLE CHANGE.  
* 20FT WINDS.........EAST WINDS 7 TO 12 MPH WITH GUSTS TO AROUND 20  
MPH.  
* CHC WETTING RAIN...0 PERCENT.  
* LAL................1.  
* HAINES INDEX.......6.  
* MIXING HEIGHT......13000-14000 FT AGL.  
* TRANSPORT WINDS....NORTHEAST AROUND 10 MPH IN THE MORNING  
BECOMING LIGHT.  
   
TONIGHT
 
 
* SKY/WEATHER........CLEAR. HAZE.  
* MIN TEMPERATURE....59-64.  
24 HR TREND......3 DEGREES UP.  
* MAX HUMIDITY.......37-45 PERCENT.  
24 HR TREND......4 PERCENT DOWN.  
* 20FT WINDS.........NORTHEAST WINDS 6 TO 11 MPH WITH GUSTS TO  
AROUND 20 MPH.  
* CHC WETTING RAIN...0 PERCENT.  
* LAL................1.  
* HAINES INDEX.......6.  
* MIXING HEIGHT......200-1200 FT AGL.  
* TRANSPORT WINDS....LIGHT WINDS BECOMING NORTHEAST AROUND 10 MPH  
AFTER MIDNIGHT.  
   
THURSDAY
 
 
* SKY/WEATHER........MOSTLY SUNNY THEN BECOMING PARTLY CLOUDY.  
HAZE.  
* MAX TEMPERATURE....AROUND 97.  
24 HR TREND......LITTLE CHANGE.  
* MIN HUMIDITY.......12-17 PERCENT.  
24 HR TREND......5 PERCENT UP.  
* 20FT WINDS.........EAST WINDS 8 TO 13 MPH WITH GUSTS TO AROUND 25  
MPH.  
* CHC WETTING RAIN...0 PERCENT.  
* LAL................1.  
* HAINES INDEX.......6.  
* MIXING HEIGHT......14500-16000 FT AGL.  
* TRANSPORT WINDS....EAST AROUND 15 MPH SHIFTING TO THE SOUTHEAST  
IN THE AFTERNOON.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
FRIDAY
 
NOT AS WARM. MOSTLY CLOUDY. HAZE. SLIGHT CHANCE OF  
SHOWERS. LOWS IN THE MID 60S. HIGHS IN THE UPPER 80S. SOUTHWEST  
WINDS 10 TO 15 MPH WITH GUSTS TO AROUND 25 MPH.    
SATURDAY
 
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS AROUND 60. HIGHS IN THE MID 80S. SOUTHEAST  
WINDS 5 TO 10 MPH WITH GUSTS TO AROUND 15 MPH.    
SUNDAY
 
PARTLY CLOUDY. LOWS AROUND 60. HIGHS AROUND 90.  
SOUTHEAST WINDS 5 TO 10 MPH WITH GUSTS TO AROUND 15 MPH.    
MONDAY
 
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS AROUND 60. HIGHS IN THE UPPER 80S.    
TUESDAY
 
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE  
UPPER 80S.  
 

 
 
IDZ427-172230-  
GOOSE CREEK AND RAFT RIVER VALLEY/SOUTHERN SAWTOOTH NF/TWIN FALLS  
BLM SOUTH OF THE SNAKE RIVER-  
426 AM MDT WED AUG 17 2022  
   
..VERY HOT WITH CRITICAL RELATIVE HUMIDITY AND HAINES INDEX OF 6
 
 
   
TODAY
 
 
* SKY/WEATHER........SUNNY. PATCHY SMOKE IN THE AFTERNOON.  
* MAX TEMPERATURE....89-96.  
24 HR TREND......3 DEGREES UP.  
* MIN HUMIDITY.......8-13 PERCENT.  
24 HR TREND......LITTLE CHANGE.  
* 20FT WINDS.........  
VALLEYS/LWR SLOPES...EAST 4 TO 6 MPH SHIFTING TO THE NORTH 5 TO  
10 MPH IN THE AFTERNOON.  
RIDGES/UPR SLOPES....EAST 4 TO 9 MPH. GUSTS UP TO 15 MPH IN THE  
AFTERNOON.  
* CHC WETTING RAIN...0 PERCENT.  
* LAL................1.  
* HAINES INDEX.......6.  
* MIXING HEIGHT......12750-13750 FT AGL.  
* TRANSPORT WINDS....LIGHT WINDS BECOMING NORTHEAST AROUND 10 MPH  
IN THE AFTERNOON.  
   
TONIGHT
 
 
* SKY/WEATHER........CLEAR.  
* MIN TEMPERATURE....61-68.  
24 HR TREND......2 DEGREES UP.  
* MAX HUMIDITY.......34-42 PERCENT VALLEYS AND 26-34 PERCENT  
RIDGES.  
24 HR TREND......LITTLE CHANGE.  
* 20FT WINDS.........  
VALLEYS/LWR SLOPES...NORTHEAST 6 TO 9 MPH SHIFTING TO THE SOUTH  
5 TO 8 MPH AFTER MIDNIGHT.  
RIDGES/UPR SLOPES....NORTHEAST 4 TO 9 MPH SHIFTING TO THE EAST  
5 TO 8 MPH AFTER MIDNIGHT. GUSTS UP TO 15  
MPH.  
* CHC WETTING RAIN...0 PERCENT.  
* LAL................1.  
* HAINES INDEX.......5.  
* MIXING HEIGHT......200-1200 FT AGL.  
* TRANSPORT WINDS....LIGHT WINDS.  
   
THURSDAY
 
 
* SKY/WEATHER........PARTLY CLOUDY. PATCHY SMOKE THROUGH THE DAY.  
HAZE IN THE AFTERNOON. SLIGHT CHANCE OF  
SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.  
* MAX TEMPERATURE....91-98 VALLEYS AND 82-89 RIDGES.  
24 HR TREND......2 DEGREES DOWN.  
* MIN HUMIDITY.......14-22 PERCENT.  
24 HR TREND......7 PERCENT UP.  
* 20FT WINDS.........  
VALLEYS/LWR SLOPES...SOUTHEAST 6 TO 11 MPH.  
RIDGES/UPR SLOPES....SOUTHEAST 6 TO 11 MPH WITH GUSTS TO AROUND  
15 MPH.  
* CHC WETTING RAIN...0 PERCENT.  
* LAL................1, THEN 2 IN THE AFTERNOON.  
* HAINES INDEX.......5.  
* MIXING HEIGHT......14500-15500 FT AGL.  
* TRANSPORT WINDS....LIGHT WINDS BECOMING SOUTH AROUND 10 MPH IN  
THE AFTERNOON.  
   
FORECAST DAYS 3 THROUGH 7...
 
   
FRIDAY
 
NOT AS WARM. MOSTLY CLOUDY. CHANCE OF SHOWERS AND  
SLIGHT CHANCE OF THUNDERSTORMS. LOWS 60 TO 67. HIGHS 77 TO 84.  
SOUTHWEST WINDS 10 TO 15 MPH WITH GUSTS TO AROUND 25 MPH.    
SATURDAY
 
MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS 57 TO 64. HIGHS 76 TO 83. SOUTH WINDS 5 TO  
10 MPH WITH GUSTS TO AROUND 15 MPH.    
SUNDAY
 
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS 56 TO 63. HIGHS 80 TO 87. SOUTH WINDS 5 TO  
10 MPH WITH GUSTS TO AROUND 15 MPH.    
MONDAY
 
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS AROUND 60. HIGHS IN THE MID 80S.    
TUESDAY
 
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE  
LOWER 80S.  
 

 
 
IDZ410-172230-  
UPPER SNAKE RIVER VALLEY/IDAHO FALLS BLM-  
426 AM MDT WED AUG 17 2022  
   
..VERY HOT WITH CRITICAL RELATIVE HUMIDITY AND HAINES INDEX OF 6
 
 
   
TODAY
 
 
* SKY/WEATHER........SUNNY. HAZE.  
* MAX TEMPERATURE....89-96.  
24 HR TREND......3 DEGREES UP.  
* MIN HUMIDITY.......10-15 PERCENT.  
24 HR TREND......LITTLE CHANGE.  
* 20FT WINDS.........NORTHEAST WINDS 6 TO 9 MPH SHIFTING TO THE  
NORTHWEST 5 TO 8 MPH IN THE AFTERNOON. GUSTS  
UP TO 15 MPH.  
* CHC WETTING RAIN...0 PERCENT.  
* LAL................1.  
* HAINES INDEX.......6.  
* MIXING HEIGHT......12500-13500 FT AGL.  
* TRANSPORT WINDS....NORTHEAST AROUND 10 MPH IN THE MORNING  
BECOMING LIGHT.  
   
TONIGHT
 
 
* SKY/WEATHER........CLEAR. HAZE.  
* MIN TEMPERATURE....54-61.  
24 HR TREND......LITTLE CHANGE.  
* MAX HUMIDITY.......46-54 PERCENT.  
24 HR TREND......4 PERCENT DOWN.  
* 20FT WINDS.........NORTHEAST WINDS 6 TO 11 MPH WITH GUSTS TO  
AROUND 20 MPH.  
* CHC WETTING RAIN...0 PERCENT.  
* LAL................1.  
* HAINES INDEX.......6.  
* MIXING HEIGHT......200-1200 FT AGL.  
* TRANSPORT WINDS....NORTHEAST AROUND 10 MPH.  
   
THURSDAY
 
 
* SKY/WEATHER........SUNNY THEN BECOMING PARTLY CLOUDY. HAZE.  
* MAX TEMPERATURE....89-96.  
24 HR TREND......LITTLE CHANGE.  
* MIN HUMIDITY.......13-18 PERCENT.  
24 HR TREND......4 PERCENT UP.  
* 20FT WINDS.........NORTHEAST WINDS 7 TO 10 MPH SHIFTING TO THE  
SOUTHEAST 4 TO 9 MPH IN THE AFTERNOON. GUSTS  
UP TO 20 MPH.  
* CHC WETTING RAIN...0 PERCENT.  
* LAL................1.  
* HAINES INDEX.......6.  
* MIXING HEIGHT......14750-16250 FT AGL.  
* TRANSPORT WINDS....NORTHEAST AROUND 10 MPH IN THE MORNING  
BECOMING LIGHT.  
   
FORECAST DAYS 3 THROUGH 7...
 
   
FRIDAY
 
MOSTLY CLOUDY. HAZE. LOWS 55 TO 62. HIGHS 80 TO 87.  
SOUTHEAST WINDS 10 TO 15 MPH WITH GUSTS TO AROUND 20 MPH.    
SATURDAY
 
MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS 53 TO 59. HIGHS 79 TO 86. SOUTHEAST WINDS  
10 TO 15 MPH.    
SUNDAY
 
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS 53 TO 58. HIGHS 81 TO 88. SOUTHEAST WINDS  
5 TO 10 MPH WITH GUSTS TO AROUND 15 MPH.    
MONDAY
 
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND SLIGHT CHANCE  
OF THUNDERSTORMS. LOWS IN THE MID 50S. HIGHS IN THE MID 80S.    
TUESDAY
 
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE LOWER 50S. HIGHS IN THE LOWER 80S.  
 

 
 
IDZ411-172230-  
CENTENNIAL MOUNTAINS AND SNAKE RIVER RANGE/TARGHEE NF-  
426 AM MDT WED AUG 17 2022  
   
TODAY
 
 
* SKY/WEATHER........SUNNY. HAZE.  
* MAX TEMPERATURE....AROUND 89 VALLEYS AND 80-87 RIDGES.  
24 HR TREND......3 DEGREES UP.  
* MIN HUMIDITY.......14-22 PERCENT.  
24 HR TREND......LITTLE CHANGE.  
* 20FT WINDS.........  
VALLEYS/LWR SLOPES...NORTHEAST 4 TO 6 MPH SHIFTING TO THE WEST  
IN THE AFTERNOON.  
RIDGES/UPR SLOPES....NORTHEAST 4 TO 6 MPH SHIFTING TO THE  
NORTHWEST 4 TO 7 MPH WITH GUSTS TO AROUND  
15 MPH IN THE AFTERNOON.  
* CHC WETTING RAIN...0 PERCENT.  
* LAL................1.  
* HAINES INDEX.......5.  
* MIXING HEIGHT......11500-12500 FT AGL.  
* TRANSPORT WINDS....LIGHT WINDS.  
   
TONIGHT
 
 
* SKY/WEATHER........CLEAR. HAZE.  
* MIN TEMPERATURE....51-58.  
24 HR TREND......LITTLE CHANGE.  
* MAX HUMIDITY.......63-71 PERCENT VALLEYS AND 47-55 PERCENT  
RIDGES.  
24 HR TREND......LITTLE CHANGE.  
* 20FT WINDS.........  
VALLEYS/LWR SLOPES...NORTHEAST 6 TO 11 MPH.  
RIDGES/UPR SLOPES....NORTHEAST 6 TO 11 MPH WITH GUSTS TO AROUND  
20 MPH.  
* CHC WETTING RAIN...0 PERCENT.  
* LAL................1.  
* HAINES INDEX.......6.  
* MIXING HEIGHT......300-1300 FT AGL.  
* TRANSPORT WINDS....NORTHEAST 10 TO 15 MPH.  
   
THURSDAY
 
 
* SKY/WEATHER........MOSTLY SUNNY. HAZE.  
* MAX TEMPERATURE....AROUND 89 VALLEYS AND 79-86 RIDGES.  
24 HR TREND......LITTLE CHANGE.  
* MIN HUMIDITY.......16-24 PERCENT.  
24 HR TREND......2 PERCENT UP.  
* 20FT WINDS.........  
VALLEYS/LWR SLOPES...NORTHEAST 4 TO 7 MPH SHIFTING TO THE WEST  
4 TO 6 MPH IN THE AFTERNOON.  
RIDGES/UPR SLOPES....NORTHEAST 6 TO 9 MPH SHIFTING TO THE  
SOUTHWEST 5 TO 8 MPH IN THE AFTERNOON.  
GUSTS UP TO 15 MPH.  
* CHC WETTING RAIN...0 PERCENT.  
* LAL................1.  
* HAINES INDEX.......5.  
* MIXING HEIGHT......12500-13500 FT AGL.  
* TRANSPORT WINDS....NORTHEAST AROUND 10 MPH IN THE MORNING  
BECOMING LIGHT.  
   
FORECAST DAYS 3 THROUGH 7...
 
   
FRIDAY
 
PARTLY CLOUDY. HAZE. CHANCE OF SHOWERS AND SLIGHT  
CHANCE OF THUNDERSTORMS. LOWS 51 TO 58. HIGHS 73 TO 80. EAST  
WINDS 10 TO 15 MPH WITH GUSTS TO AROUND 20 MPH.    
SATURDAY
 
PARTLY CLOUDY. CHANCE OF SHOWERS AND THUNDERSTORMS.  
LOWS 49 TO 56. HIGHS 70 TO 77. SOUTHEAST WINDS 10 TO 15 MPH.    
SUNDAY
 
PARTLY CLOUDY. CHANCE OF SHOWERS AND SLIGHT CHANCE OF  
THUNDERSTORMS. LOWS 49 TO 56. HIGHS 72 TO 79. EAST WINDS 5 TO  
10 MPH WITH GUSTS TO AROUND 15 MPH.    
MONDAY
 
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND THUNDERSTORMS.  
LOWS IN THE LOWER 50S. HIGHS IN THE MID 70S.    
TUESDAY
 
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND SLIGHT CHANCE  
OF THUNDERSTORMS. LOWS IN THE LOWER 50S. HIGHS IN THE LOWER 70S.  
 

 
 
IDZ413-172230-  
CARIBOU RANGE/CARIBOU NF-  
426 AM MDT WED AUG 17 2022  
   
TODAY
 
 
* SKY/WEATHER........SUNNY.  
* MAX TEMPERATURE....88-95 VALLEYS AND 80-87 RIDGES.  
24 HR TREND......3 DEGREES UP.  
* MIN HUMIDITY.......13-18 PERCENT VALLEYS AND 15-23 PERCENT  
RIDGES.  
24 HR TREND......LITTLE CHANGE.  
* 20FT WINDS.........  
VALLEYS/LWR SLOPES...EAST 4 TO 6 MPH SHIFTING TO THE NORTH 5 TO  
8 MPH IN THE AFTERNOON.  
RIDGES/UPR SLOPES....SOUTHEAST 4 TO 6 MPH WITH GUSTS TO AROUND  
15 MPH SHIFTING TO THE NORTH 4 TO 7 MPH IN  
THE AFTERNOON.  
* CHC WETTING RAIN...0 PERCENT.  
* LAL................1.  
* HAINES INDEX.......5.  
* MIXING HEIGHT......12250-13250 FT AGL.  
* TRANSPORT WINDS....LIGHT WINDS.  
   
TONIGHT
 
 
* SKY/WEATHER........CLEAR.  
* MIN TEMPERATURE....55-62.  
24 HR TREND......LITTLE CHANGE.  
* MAX HUMIDITY.......47-55 PERCENT.  
24 HR TREND......5 PERCENT DOWN.  
* 20FT WINDS.........  
VALLEYS/LWR SLOPES...NORTHEAST 4 TO 7 MPH.  
RIDGES/UPR SLOPES....NORTHEAST 4 TO 7 MPH SHIFTING TO THE EAST  
6 TO 9 MPH AFTER MIDNIGHT. GUSTS UP TO 20  
MPH.  
* CHC WETTING RAIN...0 PERCENT.  
* LAL................1.  
* HAINES INDEX.......5.  
* MIXING HEIGHT......200-1200 FT AGL.  
* TRANSPORT WINDS....LIGHT WINDS.  
   
THURSDAY
 
 
* SKY/WEATHER........MOSTLY SUNNY THEN BECOMING PARTLY CLOUDY.  
* MAX TEMPERATURE....88-95 VALLEYS AND 80-87 RIDGES.  
24 HR TREND......LITTLE CHANGE.  
* MIN HUMIDITY.......15-23 PERCENT.  
24 HR TREND......3 PERCENT UP.  
* 20FT WINDS.........  
VALLEYS/LWR SLOPES...SOUTHEAST 4 TO 8 MPH.  
RIDGES/UPR SLOPES....SOUTHEAST 4 TO 8 MPH WITH GUSTS TO AROUND  
20 MPH.  
* CHC WETTING RAIN...0 PERCENT.  
* LAL................1.  
* HAINES INDEX.......5.  
* MIXING HEIGHT......14250-15750 FT AGL.  
* TRANSPORT WINDS....LIGHT WINDS.  
   
FORECAST DAYS 3 THROUGH 7...
 
   
FRIDAY
 
MOSTLY CLOUDY. CHANCE OF SHOWERS AND SLIGHT CHANCE OF  
THUNDERSTORMS. LOWS 55 TO 62. HIGHS 77 TO 84. SOUTHEAST WINDS  
10 TO 15 MPH WITH GUSTS TO AROUND 20 MPH.    
SATURDAY
 
MOSTLY CLOUDY. CHANCE OF SHOWERS AND THUNDERSTORMS.  
LOWS 53 TO 60. HIGHS 74 TO 81. SOUTHEAST WINDS 5 TO 10 MPH WITH  
GUSTS TO AROUND 15 MPH.    
SUNDAY
 
PARTLY CLOUDY. CHANCE OF SHOWERS AND SLIGHT CHANCE OF  
THUNDERSTORMS. LOWS 52 TO 59. HIGHS 77 TO 84. SOUTHEAST WINDS  
10 TO 15 MPH.    
MONDAY
 
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND THUNDERSTORMS.  
LOWS IN THE MID 50S. HIGHS IN THE LOWER 80S.    
TUESDAY
 
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE MID 50S. HIGHS IN THE UPPER 70S.  
 

 
 
.OUTLOOK WEDNESDAY AUGUST 24TH THROUGH TUESDAY AUGUST 30TH.  
ABOVE NORMAL TEMPERATURES AND NEAR NORMAL PRECIPITATION.  
 

 
 
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