803  
FNUS55 KPIH 012036  
FWFPIH  
 
FIRE WEATHER PLANNING FORECAST FOR SOUTHEAST IDAHO  
NATIONAL WEATHER SERVICE POCATELLO ID  
236 PM MDT TUE OCT 1 2019  
   
DISCUSSION
 
 
   
..THIS IS THE FINAL OFFICIAL FIRE WEATHER FORECAST FOR 2019
 
 
* CENTRAL IDAHO DISPATCH AREA WEATHER IMPACT SUMMARY (ZONES 475  
AND 476)...  
 
RAIN AND SNOW SHOWERS WILL LINGER THROUGH WEDNESDAY MORNING WITH 1-3 INCHES  
OF LOCALIZED ACCUMULATION BELOW 8000FT AND UP TO 5 INCHES ABOVE 8000FT. DRY  
WEATHER WITH A BRIEF WARMUP IS EXPECTED THROUGH THURSDAY. COOLER WEATHER  
RETURNS FRIDAY THROUGH SUNDAY, WITH LIGHT RAIN AND SNOW POSSIBLE ESPECIALLY  
FRIDAY. SNOW LEVELS EACH MORNING DROP TO VALLEY FLOORS AND RISE TO 6000-7000  
FT FRIDAY AND SATURDAY AFTERNOONS, AND TO AROUND 8000FT SUNDAY. NEXT WEEK  
STARTS OUT WARMER AND DRIER BEFORE ANOTHER STORM ARRIVES MIDWEEK.  
 
* EAST IDAHO DISPATCH AREA WEATHER IMPACT SUMMARY (ZONES 410...411  
AND 413)...  
   
..THIS IS THE FINAL OFFICIAL FIRE WEATHER FORECAST FOR 2019
 
 
RAIN AND SNOW SHOWERS WILL LINGER THROUGH WEDNESDAY MORNING A TRACE TO 1 INCH  
POSSIBLE MAINLY ABOVE 6000FT. DRY WEATHER WITH A BRIEF WARMUP IS EXPECTED THROUGH  
THURSDAY. COOLER WEATHER RETURNS FRIDAY THROUGH SUNDAY, WITH LIGHT RAIN AND SNOW  
POSSIBLE ESPECIALLY FRIDAY. SNOW LEVELS EACH MORNING DROP TO VALLEY FLOORS AND  
RISE TO 6000-7000FT FRIDAY AND SATURDAY AFTERNOONS, AND TO AROUND 8000FT SUNDAY.  
NEXT WEEK STARTS OUT WARMER AND DRIER BEFORE ANOTHER STORM ARRIVES MIDWEEK.  
 
* SOUTH CENTRAL IDAHO DISPATCH AREA WEATHER IMPACT SUMMARY (ZONES  
422...425 AND 427)...  
   
..THIS IS THE FINAL OFFICIAL FIRE WEATHER FORECAST FOR 2019
 
 
RAIN AND SNOW SHOWERS WILL LINGER THROUGH WEDNESDAY MORNING WITH 1-3 INCHES  
OF LOCALIZED ACCUMULATION BELOW 8000FT AND UP TO 5 INCHES ABOVE 8000FT IN  
ZONE 422. DRY WEATHER WITH A BRIEF WARMUP IS EXPECTED THROUGH THURSDAY. COOLER  
WEATHER RETURNS FRIDAY THROUGH SUNDAY, WITH LIGHT RAIN AND SNOW POSSIBLE ESPECIALLY  
FRIDAY. SNOW LEVELS EACH MORNING DROP TO VALLEY FLOORS AND RISE TO 6000-7000  
FT FRIDAY AND SATURDAY AFTERNOONS, AND TO AROUND 8000FT SUNDAY. NEXT WEEK  
STARTS OUT WARMER AND DRIER BEFORE ANOTHER STORM ARRIVES MIDWEEK.  
 
IDZ475-021030-  
EAST SALMON RIVER MOUNTAINS/SALMON NF-  
236 PM MDT TUE OCT 1 2019  
   
TONIGHT
 
 
* SKY/WEATHER........MOSTLY CLOUDY. NUMEROUS RAIN AND SNOW SHOWERS AND  
IN THE EVENING, THEN SCATTERED SNOW SHOWERS AFTER MIDNIGHT.  
* MIN TEMPERATURE....21-28.  
24 HR TREND......UP 3.  
* MAX HUMIDITY.......86-94 PERCENT VALLEYS AND 90-98 PERCENT  
RIDGES.  
24 HR TREND......UP 3.  
* 20FT WINDS.........  
VALLEYS/LWR SLOPES...NORTH 3 TO 6 MPH.  
RIDGES/UPR SLOPES....NORTH 4 TO 9 MPH. GUSTS UP TO 15 MPH IN  
* THE EVENING.  
* CHC WETTING RAIN...30 PERCENT.  
* LAL................1.  
* HAINES INDEX.......3.  
* MIXING HEIGHT......100-1100 FT AGL.  
* TRANSPORT WINDS....NORTH AROUND 10 MPH IN THE EVENING BECOMING  
LIGHT.  
   
WEDNESDAY
 
 
* SKY/WEATHER........PARTLY CLOUDY THEN BECOMING SUNNY.  
* MAX TEMPERATURE....38-45.  
24 HR TREND......UP 5.  
* MIN HUMIDITY.......46-54 PERCENT VALLEYS AND 51-59 PERCENT  
RIDGES.  
24 HR TREND......DOWN 12.  
* 20FT WINDS.........  
VALLEYS/LWR SLOPES...SOUTHWEST 3 TO 6 MPH.  
RIDGES/UPR SLOPES....SOUTHWEST 4 TO 7 MPH.  
* CHC WETTING RAIN...0 PERCENT.  
* LAL................1.  
* HAINES INDEX.......3.  
* MIXING HEIGHT......3750-4750 FT AGL.  
* TRANSPORT WINDS....LIGHT WINDS BECOMING SOUTHWEST AROUND 10 MPH  
IN THE AFTERNOON.  
   
WEDNESDAY NIGHT
 
 
* SKY/WEATHER........CLEAR.  
* MIN TEMPERATURE....23-30.  
24 HR TREND......UP 2.  
* MAX HUMIDITY.......70-78 PERCENT.  
24 HR TREND......DOWN 18.  
* 20FT WINDS.........  
VALLEYS/LWR SLOPES...SOUTH 4 TO 9 MPH.  
RIDGES/UPR SLOPES....SOUTH 6 TO 11 MPH WITH GUSTS TO AROUND 20  
* MPH.  
* CHC WETTING RAIN...0 PERCENT.  
* LAL................1.  
* HAINES INDEX.......2.  
* MIXING HEIGHT......0-1000 FT AGL.  
* TRANSPORT WINDS....SOUTH AROUND 10 MPH.  
   
THURSDAY
 
 
* SKY/WEATHER........MOSTLY SUNNY THEN BECOMING PARTLY CLOUDY.  
* MAX TEMPERATURE....44-51.  
24 HR TREND......UP 6.  
* MIN HUMIDITY.......40-48 PERCENT VALLEYS AND 46-54 PERCENT  
RIDGES.  
24 HR TREND......DOWN 6.  
* 20FT WINDS.........  
VALLEYS/LWR SLOPES...SOUTH 4 TO 7 MPH.  
RIDGES/UPR SLOPES....SOUTH 6 TO 11 MPH WITH GUSTS TO AROUND 20  
* MPH.  
* CHC WETTING RAIN...0 PERCENT.  
* LAL................1.  
* HAINES INDEX.......3.  
* MIXING HEIGHT......5000-6000 FT AGL.  
* TRANSPORT WINDS....SOUTH AROUND 10 MPH.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
FRIDAY
 
PARTLY CLOUDY. CHANCE OF SNOW AND RAIN. LOWS 26 TO 33.  
HIGHS 35 TO 42. SOUTHWEST WINDS 10 TO 20 MPH WITH GUSTS TO AROUND  
25 MPH.    
SATURDAY
 
PARTLY CLOUDY. SLIGHT CHANCE OF SNOW. LOWS 21 TO 28.  
HIGHS 40 TO 47. SOUTHWEST WINDS 10 TO 20 MPH.    
SUNDAY
 
MOSTLY CLEAR. LOWS 23 TO 30. HIGHS 48 TO 55. SOUTHWEST  
WINDS 10 TO 15 MPH.    
MONDAY
 
MOSTLY CLEAR. LOWS AROUND 30. HIGHS IN THE MID 50S.    
TUESDAY
 
PARTLY CLOUDY. LOWS IN THE MID 30S. HIGHS IN THE MID  
50S.  
 

 
 
IDZ476-021030-  
LEMHI AND LOST RIVER RANGE/CHALLIS NF-  
236 PM MDT TUE OCT 1 2019  
   
TONIGHT
 
 
* SKY/WEATHER........MOSTLY CLOUDY. CHANCE OF RAIN AND SNOW SHOWERS IN THE  
EVENING. CHANCE OF SNOW SHOWERS OVERNIGHT.  
* MIN TEMPERATURE....19-26.  
24 HR TREND......UP 2.  
* MAX HUMIDITY.......87-95 PERCENT.  
24 HR TREND......UP 2.  
* 20FT WINDS.........  
VALLEYS/LWR SLOPES...NORTH 3 TO 6 MPH.  
RIDGES/UPR SLOPES....NORTH 5 TO 8 MPH. GUSTS UP TO 15 MPH IN  
* THE EVENING.  
* CHC WETTING RAIN...30 PERCENT.  
* LAL................1.  
* HAINES INDEX.......3.  
* MIXING HEIGHT......100-1100 FT AGL.  
* TRANSPORT WINDS....NORTHEAST AROUND 10 MPH IN THE EVENING  
BECOMING LIGHT.  
   
WEDNESDAY
 
 
* SKY/WEATHER........PARTLY CLOUDY THEN BECOMING SUNNY. ISOLATED  
SNOW SHOWERS IN THE MORNING.  
* MAX TEMPERATURE....40-47 VALLEYS AND 30-37 RIDGES.  
24 HR TREND......UP 4.  
* MIN HUMIDITY.......47-55 PERCENT VALLEYS AND 56-64 PERCENT  
RIDGES.  
24 HR TREND......DOWN 6.  
* 20FT WINDS.........  
VALLEYS/LWR SLOPES...WEST 3 TO 5 MPH SHIFTING TO THE SOUTHWEST  
* 3 TO 6 MPH IN THE AFTERNOON.  
RIDGES/UPR SLOPES....NORTHWEST 5 TO 8 MPH SHIFTING TO THE  
* SOUTHWEST IN THE AFTERNOON. GUSTS UP TO  
* 15 MPH.  
* CHC WETTING RAIN...0 PERCENT.  
* LAL................1.  
* HAINES INDEX.......3.  
* MIXING HEIGHT......4000-5000 FT AGL.  
* TRANSPORT WINDS....LIGHT WINDS BECOMING SOUTHWEST AROUND 10 MPH  
IN THE AFTERNOON.  
   
WEDNESDAY NIGHT
 
 
* SKY/WEATHER........CLEAR.  
* MIN TEMPERATURE....21-28.  
24 HR TREND......LITTLE CHANGE.  
* MAX HUMIDITY.......68-76 PERCENT.  
24 HR TREND......DOWN 19.  
* 20FT WINDS.........  
VALLEYS/LWR SLOPES...SOUTH 5 TO 10 MPH.  
RIDGES/UPR SLOPES....SOUTH 7 TO 12 MPH WITH GUSTS TO AROUND 20  
* MPH.  
* CHC WETTING RAIN...0 PERCENT.  
* LAL................1.  
* HAINES INDEX.......2.  
* MIXING HEIGHT......100-1100 FT AGL.  
* TRANSPORT WINDS....SOUTH AROUND 10 MPH.  
   
THURSDAY
 
 
* SKY/WEATHER........MOSTLY SUNNY THEN BECOMING PARTLY CLOUDY.  
* MAX TEMPERATURE....46-53 VALLEYS AND 37-44 RIDGES.  
24 HR TREND......UP 6.  
* MIN HUMIDITY.......40-48 PERCENT VALLEYS AND 48-56 PERCENT  
RIDGES.  
24 HR TREND......DOWN 8.  
* 20FT WINDS.........  
VALLEYS/LWR SLOPES...SOUTHEAST 4 TO 9 MPH.  
RIDGES/UPR SLOPES....SOUTHEAST 9 TO 14 MPH WITH GUSTS TO AROUND  
* 20 MPH.  
* CHC WETTING RAIN...0 PERCENT.  
* LAL................1.  
* HAINES INDEX.......3.  
* MIXING HEIGHT......4500-5500 FT AGL.  
* TRANSPORT WINDS....SOUTH 10 TO 15 MPH.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
FRIDAY
 
WINDY. PARTLY CLOUDY. CHANCE OF RAIN AND SNOW. LOWS 25 TO 32.  
HIGHS 36 TO 43. SOUTHWEST WINDS 20 TO 30 MPH.    
SATURDAY
 
BREEZY. PARTLY CLOUDY. LOWS 19 TO 26. HIGHS 40 TO 47.  
SOUTHWEST WINDS 15 TO 25 MPH.    
SUNDAY
 
MOSTLY CLEAR. LOWS 22 TO 29. HIGHS 46 TO 53. SOUTHWEST  
WINDS 10 TO 15 MPH.    
MONDAY
 
CLEAR. LOWS AROUND 30. HIGHS IN THE MID 50S.    
TUESDAY
 
PARTLY CLOUDY. LOWS IN THE MID 30S. HIGHS IN THE UPPER  
50S.  
 

 
 
IDZ422-021030-  
SAWTOOTH RANGE/NORTHERN SAWTOOTH NF-  
236 PM MDT TUE OCT 1 2019  
   
TONIGHT
 
 
* SKY/WEATHER........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.  
NUMEROUS RAIN AND SNOW SHOWERS IN THE EVENING, THEN SCATTERED  
SNOW SHOWERS AFTER MIDNIGHT.  
* MIN TEMPERATURE....19-26.  
24 HR TREND......LITTLE CHANGE.  
* MAX HUMIDITY.......86-94 PERCENT VALLEYS AND 91-99 PERCENT  
RIDGES.  
24 HR TREND......UP 5.  
* 20FT WINDS.........  
VALLEYS/LWR SLOPES...WEST 5 TO 8 MPH.  
RIDGES/UPR SLOPES....NORTHWEST 3 TO 8 MPH WITH GUSTS TO AROUND  
* 15 MPH.  
* CHC WETTING RAIN...20 PERCENT.  
* LAL................1.  
* HAINES INDEX.......3.  
* MIXING HEIGHT......100-1100 FT AGL.  
* TRANSPORT WINDS....WEST AROUND 10 MPH IN THE EVENING BECOMING  
LIGHT.  
   
WEDNESDAY
 
 
* SKY/WEATHER........SUNNY.  
* MAX TEMPERATURE....43-50 VALLEYS AND 35-42 RIDGES.  
24 HR TREND......UP 5.  
* MIN HUMIDITY.......34-42 PERCENT VALLEYS AND 43-51 PERCENT  
RIDGES.  
24 HR TREND......DOWN 9.  
* 20FT WINDS.........  
VALLEYS/LWR SLOPES...NORTHWEST 3 TO 6 MPH SHIFTING TO THE  
* SOUTHWEST IN THE AFTERNOON.  
RIDGES/UPR SLOPES....NORTHWEST 5 TO 8 MPH SHIFTING TO THE  
* SOUTHWEST IN THE AFTERNOON. GUSTS UP TO  
* 15 MPH.  
* CHC WETTING RAIN...0 PERCENT.  
* LAL................1.  
* HAINES INDEX.......3.  
* MIXING HEIGHT......4250-5250 FT AGL.  
* TRANSPORT WINDS....LIGHT WINDS BECOMING SOUTHWEST AROUND 10 MPH  
IN THE AFTERNOON.  
   
WEDNESDAY NIGHT
 
 
* SKY/WEATHER........CLEAR.  
* MIN TEMPERATURE....22-29.  
24 HR TREND......UP 3.  
* MAX HUMIDITY.......69-77 PERCENT.  
24 HR TREND......DOWN 21.  
* 20FT WINDS.........  
VALLEYS/LWR SLOPES...SOUTHWEST 3 TO 6 MPH SHIFTING TO THE  
* NORTHWEST 4 TO 7 MPH AFTER MIDNIGHT.  
RIDGES/UPR SLOPES....SOUTHEAST 5 TO 10 MPH WITH GUSTS TO AROUND  
* 20 MPH.  
* CHC WETTING RAIN...0 PERCENT.  
* LAL................1.  
* HAINES INDEX.......3.  
* MIXING HEIGHT......100-1100 FT AGL.  
* TRANSPORT WINDS....SOUTH AROUND 10 MPH SHIFTING TO THE EAST AFTER  
MIDNIGHT.  
   
THURSDAY
 
 
* SKY/WEATHER........SUNNY THEN BECOMING PARTLY CLOUDY.  
* MAX TEMPERATURE....51-58 VALLEYS AND 40-47 RIDGES.  
24 HR TREND......UP 6.  
* MIN HUMIDITY.......30-38 PERCENT VALLEYS AND 37-45 PERCENT  
RIDGES.  
24 HR TREND......DOWN 5.  
* 20FT WINDS.........  
VALLEYS/LWR SLOPES...NORTH 5 TO 8 MPH SHIFTING TO THE SOUTHEAST  
* IN THE AFTERNOON.  
RIDGES/UPR SLOPES....SOUTHEAST 9 TO 14 MPH WITH GUSTS TO AROUND  
* 20 MPH.  
* CHC WETTING RAIN...0 PERCENT.  
* LAL................1.  
* HAINES INDEX.......3.  
* MIXING HEIGHT......5000-6000 FT AGL.  
* TRANSPORT WINDS....SOUTHEAST AROUND 10 MPH SHIFTING TO THE SOUTH  
IN THE AFTERNOON.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
FRIDAY
 
BREEZY. PARTLY CLOUDY. CHANCE OF RAIN AND SNOW. LOWS 25 TO 32.  
HIGHS 38 TO 45. SOUTHWEST WINDS 15 TO 25 MPH WITH GUSTS TO AROUND  
30 MPH.    
SATURDAY
 
BREEZY. PARTLY CLOUDY. LOWS 20 TO 27. HIGHS 43 TO 50.  
WEST WINDS 15 TO 25 MPH.    
SUNDAY
 
CLEAR. LOWS 22 TO 29. HIGHS 49 TO 56. SOUTHWEST WINDS  
10 TO 15 MPH.    
MONDAY
 
CLEAR. LOWS AROUND 30. HIGHS IN THE UPPER 50S.    
TUESDAY
 
PARTLY CLOUDY. LOWS IN THE MID 30S. HIGHS IN THE UPPER  
50S.  
 

 
 
IDZ425-021030-  
MIDDLE SNAKE RIVER VALLEY/TWIN FALLS BLM NORTH OF THE SNAKE RIVER-  
236 PM MDT TUE OCT 1 2019  
   
TONIGHT
 
 
* SKY/WEATHER........MOSTLY CLEAR.  
* MIN TEMPERATURE....25-31.  
24 HR TREND......LITTLE CHANGE.  
* MAX HUMIDITY.......87-95 PERCENT.  
24 HR TREND......LITTLE CHANGE.  
* 20FT WINDS.........SOUTHWEST WINDS 4 TO 9 MPH WITH GUSTS TO  
AROUND 15 MPH.  
* CHC WETTING RAIN...0 PERCENT.  
* LAL................1.  
* HAINES INDEX.......3.  
* MIXING HEIGHT......100-1100 FT AGL.  
* TRANSPORT WINDS....WEST AROUND 10 MPH.  
   
WEDNESDAY
 
 
* SKY/WEATHER........SUNNY.  
* MAX TEMPERATURE....50-56.  
24 HR TREND......UP 3.  
* MIN HUMIDITY.......28-34 PERCENT.  
24 HR TREND......DOWN 14.  
* 20FT WINDS.........SOUTHWEST WINDS 4 TO 9 MPH WITH GUSTS TO  
AROUND 15 MPH.  
* CHC WETTING RAIN...0 PERCENT.  
* LAL................1.  
* HAINES INDEX.......3.  
* MIXING HEIGHT......5000-6000 FT AGL.  
* TRANSPORT WINDS....SOUTHWEST AROUND 10 MPH.  
   
WEDNESDAY NIGHT
 
 
* SKY/WEATHER........CLEAR.  
* MIN TEMPERATURE....28-33.  
24 HR TREND......UP 3.  
* MAX HUMIDITY.......78-86 PERCENT.  
24 HR TREND......DOWN 9.  
* 20FT WINDS.........SOUTH WINDS 4 TO 7 MPH SHIFTING TO THE  
NORTHEAST AFTER MIDNIGHT. GUSTS UP TO 15 MPH.  
* CHC WETTING RAIN...0 PERCENT.  
* LAL................1.  
* HAINES INDEX.......3.  
* MIXING HEIGHT......100-1100 FT AGL.  
* TRANSPORT WINDS....SOUTHEAST AROUND 10 MPH SHIFTING TO THE EAST  
AFTER MIDNIGHT.  
   
THURSDAY
 
 
* SKY/WEATHER........SUNNY.  
* MAX TEMPERATURE....59-65.  
24 HR TREND......UP 9.  
* MIN HUMIDITY.......26-31 PERCENT.  
24 HR TREND......DOWN 3.  
* 20FT WINDS.........EAST WINDS 3 TO 8 MPH WITH GUSTS TO AROUND 15  
MPH.  
* CHC WETTING RAIN...0 PERCENT.  
* LAL................1.  
* HAINES INDEX.......3.  
* MIXING HEIGHT......6250-7250 FT AGL.  
* TRANSPORT WINDS....EAST AROUND 10 MPH SHIFTING TO THE SOUTHEAST  
IN THE AFTERNOON.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
FRIDAY
 
MOSTLY CLEAR. SLIGHT CHANCE OF RAIN AND SNOW. LOWS 32 TO 38.  
HIGHS IN THE MID 50S. SOUTHWEST WINDS 10 TO 20 MPH WITH GUSTS TO  
AROUND 30 MPH.    
SATURDAY
 
MOSTLY CLEAR. LOWS 26 TO 31. HIGHS 55 TO 60. WEST  
WINDS 10 TO 20 MPH WITH GUSTS TO AROUND 25 MPH.    
SUNDAY
 
CLEAR. LOWS IN THE LOWER 30S. HIGHS 59 TO 64. SOUTH  
WINDS 5 TO 10 MPH WITH GUSTS TO AROUND 15 MPH.    
MONDAY
 
CLEAR. LOWS IN THE MID 30S. HIGHS IN THE UPPER 60S.    
TUESDAY
 
MOSTLY CLEAR. LOWS IN THE UPPER 30S. HIGHS IN THE  
LOWER 70S.  
 

 
 
IDZ427-021030-  
GOOSE CREEK AND RAFT RIVER VALLEY/SOUTHERN SAWTOOTH NF/TWIN FALLS  
BLM SOUTH OF THE SNAKE RIVER-  
236 PM MDT TUE OCT 1 2019  
   
TONIGHT
 
 
* SKY/WEATHER........MOSTLY CLEAR.  
* MIN TEMPERATURE....25-32.  
24 HR TREND......LITTLE CHANGE.  
* MAX HUMIDITY.......84-92 PERCENT.  
24 HR TREND......DOWN 6.  
* 20FT WINDS.........  
VALLEYS/LWR SLOPES...WEST 3 TO 8 MPH.  
RIDGES/UPR SLOPES....WEST 4 TO 9 MPH. GUSTS UP TO 15 MPH AFTER  
* MIDNIGHT.  
* CHC WETTING RAIN...0 PERCENT.  
* LAL................1.  
* HAINES INDEX.......3.  
* MIXING HEIGHT......100-1100 FT AGL.  
* TRANSPORT WINDS....WEST AROUND 10 MPH.  
   
WEDNESDAY
 
 
* SKY/WEATHER........SUNNY.  
* MAX TEMPERATURE....AROUND 53 VALLEYS AND 43-50 RIDGES.  
24 HR TREND......UP 5.  
* MIN HUMIDITY.......31-38 PERCENT VALLEYS AND 36-44 PERCENT  
RIDGES.  
24 HR TREND......DOWN 17.  
* 20FT WINDS.........  
VALLEYS/LWR SLOPES...SOUTHWEST 3 TO 8 MPH.  
RIDGES/UPR SLOPES....SOUTHWEST 4 TO 9 MPH. GUSTS UP TO 15 MPH  
* IN THE MORNING.  
* CHC WETTING RAIN...0 PERCENT.  
* LAL................1.  
* HAINES INDEX.......3.  
* MIXING HEIGHT......4750-5750 FT AGL.  
* TRANSPORT WINDS....SOUTHWEST AROUND 10 MPH.  
   
WEDNESDAY NIGHT
 
 
* SKY/WEATHER........CLEAR.  
* MIN TEMPERATURE....29-36.  
24 HR TREND......UP 4.  
* MAX HUMIDITY.......74-82 PERCENT.  
24 HR TREND......DOWN 12.  
* 20FT WINDS.........  
VALLEYS/LWR SLOPES...SOUTH 5 TO 8 MPH.  
RIDGES/UPR SLOPES....SOUTH 5 TO 8 MPH WITH GUSTS TO AROUND 15  
* MPH.  
* CHC WETTING RAIN...0 PERCENT.  
* LAL................1.  
* HAINES INDEX.......3.  
* MIXING HEIGHT......100-1100 FT AGL.  
* TRANSPORT WINDS....SOUTH AROUND 10 MPH.  
   
THURSDAY
 
 
* SKY/WEATHER........SUNNY.  
* MAX TEMPERATURE....60-65 VALLEYS AND 53-60 RIDGES.  
24 HR TREND......UP 9.  
* MIN HUMIDITY.......27-35 PERCENT.  
24 HR TREND......DOWN 5.  
* 20FT WINDS.........  
VALLEYS/LWR SLOPES...SOUTHEAST 6 TO 11 MPH.  
RIDGES/UPR SLOPES....SOUTH 7 TO 12 MPH WITH GUSTS TO AROUND 20  
* MPH.  
* CHC WETTING RAIN...0 PERCENT.  
* LAL................1.  
* HAINES INDEX.......3.  
* MIXING HEIGHT......6750-7750 FT AGL.  
* TRANSPORT WINDS....SOUTH 10 TO 15 MPH.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
FRIDAY
 
BREEZY. MOSTLY CLEAR. LOWS 32 TO 39. HIGHS 48 TO 55.  
SOUTHWEST WINDS 15 TO 25 MPH.    
SATURDAY
 
BREEZY. MOSTLY CLEAR. LOWS 28 TO 35. HIGHS 52 TO 59.  
SOUTHWEST WINDS 15 TO 25 MPH.    
SUNDAY
 
CLEAR. LOWS 31 TO 38. HIGHS 56 TO 63. SOUTH WINDS 10 TO  
15 MPH.    
MONDAY
 
CLEAR. LOWS IN THE UPPER 30S. HIGHS IN THE MID 60S.    
TUESDAY
 
MOSTLY CLEAR. LOWS IN THE LOWER 40S. HIGHS IN THE  
UPPER 60S.  
 

 
 
IDZ410-021030-  
UPPER SNAKE RIVER VALLEY/IDAHO FALLS BLM-  
236 PM MDT TUE OCT 1 2019  
   
TONIGHT
 
 
* SKY/WEATHER........PARTLY CLOUDY. SCATTERED RAIN AND SNOW SHOWERS IN THE  
EVENING.  
* MIN TEMPERATURE....25-31.  
24 HR TREND......UP 2.  
* MAX HUMIDITY.......88-96 PERCENT.  
24 HR TREND......LITTLE CHANGE.  
* 20FT WINDS.........SOUTHWEST WINDS 3 TO 8 MPH WITH GUSTS TO  
AROUND 15 MPH.  
* CHC WETTING RAIN...0 PERCENT.  
* LAL................1.  
* HAINES INDEX.......3.  
* MIXING HEIGHT......100-1100 FT AGL.  
* TRANSPORT WINDS....WEST AROUND 10 MPH.  
   
WEDNESDAY
 
 
* SKY/WEATHER........MOSTLY SUNNY.  
* MAX TEMPERATURE....44-51.  
24 HR TREND......LITTLE CHANGE.  
* MIN HUMIDITY.......38-46 PERCENT.  
24 HR TREND......DOWN 7.  
* 20FT WINDS.........SOUTHWEST WINDS 5 TO 10 MPH WITH GUSTS TO  
AROUND 15 MPH.  
* CHC WETTING RAIN...0 PERCENT.  
* LAL................1.  
* HAINES INDEX.......3.  
* MIXING HEIGHT......5500-6500 FT AGL.  
* TRANSPORT WINDS....SOUTHWEST AROUND 10 MPH.  
   
WEDNESDAY NIGHT
 
 
* SKY/WEATHER........CLEAR.  
* MIN TEMPERATURE....25-30.  
24 HR TREND......LITTLE CHANGE.  
* MAX HUMIDITY.......76-84 PERCENT.  
24 HR TREND......DOWN 10.  
* 20FT WINDS.........SOUTH WINDS 6 TO 9 MPH WITH GUSTS TO AROUND 15  
MPH SHIFTING TO THE NORTH 3 TO 6 MPH AFTER MIDNIGHT.  
* CHC WETTING RAIN...0 PERCENT.  
* LAL................1.  
* HAINES INDEX.......3.  
* MIXING HEIGHT......100-1100 FT AGL.  
* TRANSPORT WINDS....SOUTHWEST AROUND 10 MPH IN THE EVENING  
BECOMING LIGHT.  
   
THURSDAY
 
 
* SKY/WEATHER........SUNNY.  
* MAX TEMPERATURE....53-60.  
24 HR TREND......UP 10.  
* MIN HUMIDITY.......29-37 PERCENT.  
24 HR TREND......DOWN 9.  
* 20FT WINDS.........NORTHEAST WINDS 3 TO 6 MPH SHIFTING TO THE  
SOUTH 4 TO 7 MPH WITH GUSTS TO AROUND 15 MPH IN THE AFTERNOON.  
* CHC WETTING RAIN...0 PERCENT.  
* LAL................1.  
* HAINES INDEX.......3.  
* MIXING HEIGHT......5750-6750 FT AGL.  
* TRANSPORT WINDS....LIGHT WINDS BECOMING SOUTH AROUND 10 MPH IN  
THE AFTERNOON.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
FRIDAY
 
WINDY. PARTLY CLOUDY. SLIGHT CHANCE OF RAIN AND SNOW.  
LOWS 29 TO 35. HIGHS 48 TO 55. SOUTHWEST WINDS 20 TO 30 MPH.    
SATURDAY
 
BREEZY. MOSTLY CLEAR. LOWS 23 TO 29. HIGHS 48 TO 55.  
SOUTHWEST WINDS 15 TO 25 MPH WITH GUSTS TO AROUND 30 MPH.    
SUNDAY
 
CLEAR. LOWS 26 TO 31. HIGHS 53 TO 60. SOUTH WINDS 10 TO  
15 MPH.    
MONDAY
 
CLEAR. LOWS IN THE LOWER 30S. HIGHS IN THE LOWER 60S.    
TUESDAY
 
MOSTLY CLEAR. LOWS IN THE MID 30S. HIGHS IN THE MID  
60S.  
 

 
 
IDZ411-021030-  
CENTENNIAL MOUNTAINS AND SNAKE RIVER RANGE/TARGHEE NF-  
236 PM MDT TUE OCT 1 2019  
   
TONIGHT
 
 
* SKY/WEATHER........PARTLY CLOUDY. SCATTERED RAIN AND SNOW SHOWERS IN THE  
EVENING. ISOLATED SNOW SHOWERS AFTER MIDNIGHT.  
* MIN TEMPERATURE....21-28.  
24 HR TREND......UP 2.  
* MAX HUMIDITY.......94-99 PERCENT VALLEYS AND 89-97 PERCENT  
RIDGES.  
24 HR TREND......LITTLE CHANGE.  
* 20FT WINDS.........  
VALLEYS/LWR SLOPES...SOUTH 3 TO 6 MPH.  
RIDGES/UPR SLOPES....NORTHWEST 3 TO 6 MPH SHIFTING TO THE  
* SOUTHWEST AFTER MIDNIGHT.  
* CHC WETTING RAIN...10 PERCENT.  
* LAL................1.  
* HAINES INDEX.......3.  
* MIXING HEIGHT......100-1100 FT AGL.  
* TRANSPORT WINDS....LIGHT WINDS.  
   
WEDNESDAY
 
 
* SKY/WEATHER........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.  
ISOLATED SNOW SHOWERS IN THE MORNING.  
* MAX TEMPERATURE....40-46 VALLEYS AND 33-40 RIDGES.  
24 HR TREND......LITTLE CHANGE.  
* MIN HUMIDITY.......45-53 PERCENT VALLEYS AND 54-62 PERCENT  
RIDGES.  
24 HR TREND......LITTLE CHANGE.  
* 20FT WINDS.........  
VALLEYS/LWR SLOPES...SOUTHWEST 5 TO 8 MPH.  
RIDGES/UPR SLOPES....SOUTHWEST 5 TO 8 MPH WITH GUSTS TO AROUND  
* 15 MPH.  
* CHC WETTING RAIN...10 PERCENT.  
* LAL................1.  
* HAINES INDEX.......3.  
* MIXING HEIGHT......5000-6000 FT AGL.  
* TRANSPORT WINDS....SOUTHWEST 10 TO 15 MPH.  
   
WEDNESDAY NIGHT
 
 
* SKY/WEATHER........CLEAR.  
* MIN TEMPERATURE....21-27.  
24 HR TREND......LITTLE CHANGE.  
* MAX HUMIDITY.......85-93 PERCENT VALLEYS AND 73-81 PERCENT  
RIDGES.  
24 HR TREND......DOWN 15.  
* 20FT WINDS.........  
VALLEYS/LWR SLOPES...SOUTH 6 TO 9 MPH SHIFTING TO THE EAST UP  
* TO 3 MPH AFTER MIDNIGHT.  
RIDGES/UPR SLOPES....SOUTH 5 TO 10 MPH. GUSTS UP TO 15 MPH IN  
* THE EVENING.  
* CHC WETTING RAIN...0 PERCENT.  
* LAL................1.  
* HAINES INDEX.......3.  
* MIXING HEIGHT......100-1100 FT AGL.  
* TRANSPORT WINDS....SOUTHWEST AROUND 10 MPH IN THE EVENING  
BECOMING LIGHT.  
   
THURSDAY
 
 
* SKY/WEATHER........SUNNY.  
* MAX TEMPERATURE....53-59 VALLEYS AND 45-52 RIDGES.  
24 HR TREND......UP 12.  
* MIN HUMIDITY.......27-35 PERCENT VALLEYS AND 38-46 PERCENT  
RIDGES.  
24 HR TREND......DOWN 20.  
* 20FT WINDS.........  
VALLEYS/LWR SLOPES...LIGHT WINDS BECOMING SOUTH 3 TO 6 MPH IN  
* THE AFTERNOON.  
RIDGES/UPR SLOPES....SOUTH 4 TO 9 MPH. GUSTS UP TO 20 MPH IN  
* THE AFTERNOON.  
* CHC WETTING RAIN...0 PERCENT.  
* LAL................1.  
* HAINES INDEX.......3.  
* MIXING HEIGHT......5500-6500 FT AGL.  
* TRANSPORT WINDS....LIGHT WINDS BECOMING SOUTH AROUND 15 MPH IN  
THE AFTERNOON.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
FRIDAY
 
WINDY. PARTLY CLOUDY. CHANCE OF SNOW AND RAIN. LOWS  
26 TO 33. HIGHS 39 TO 46. SOUTH WINDS 20 TO 30 MPH WITH GUSTS TO  
AROUND 35 MPH.    
SATURDAY
 
WINDY. PARTLY CLOUDY. CHANCE OF RAIN AND SNOW. LOWS 21 TO 27.  
HIGHS 39 TO 46. SOUTHWEST WINDS 20 TO 30 MPH.    
SUNDAY
 
MOSTLY CLEAR. LOWS 22 TO 29. HIGHS 44 TO 51. SOUTH  
WINDS 10 TO 20 MPH.    
MONDAY
 
CLEAR. LOWS IN THE UPPER 20S. HIGHS IN THE MID 50S.    
TUESDAY
 
MOSTLY CLEAR. LOWS IN THE LOWER 30S. HIGHS IN THE MID  
50S.  
 

 
 
IDZ413-021030-  
CARIBOU RANGE/CARIBOU NF-  
236 PM MDT TUE OCT 1 2019  
   
TONIGHT
 
 
* SKY/WEATHER........PARTLY CLOUDY. ISOLATED RAIN AND SNOW SHOWERS.  
* MIN TEMPERATURE....25-32.  
24 HR TREND......UP 2.  
* MAX HUMIDITY.......87-95 PERCENT.  
24 HR TREND......LITTLE CHANGE.  
* 20FT WINDS.........  
VALLEYS/LWR SLOPES...WEST 3 TO 8 MPH.  
RIDGES/UPR SLOPES....WEST 4 TO 7 MPH.  
* CHC WETTING RAIN...0 PERCENT.  
* LAL................1.  
* HAINES INDEX.......3.  
* MIXING HEIGHT......100-1100 FT AGL.  
* TRANSPORT WINDS....NORTHWEST AROUND 10 MPH.  
   
WEDNESDAY
 
 
* SKY/WEATHER........PARTLY CLOUDY THEN BECOMING SUNNY. ISOLATED  
SNOW SHOWERS IN THE MORNING.  
* MAX TEMPERATURE....45-52 VALLEYS AND 38-45 RIDGES.  
24 HR TREND......LITTLE CHANGE.  
* MIN HUMIDITY.......35-43 PERCENT VALLEYS AND 41-49 PERCENT  
RIDGES.  
24 HR TREND......DOWN 10.  
* 20FT WINDS.........  
VALLEYS/LWR SLOPES...SOUTHWEST 4 TO 9 MPH.  
RIDGES/UPR SLOPES....WEST 4 TO 9 MPH. GUSTS UP TO 15 MPH IN THE  
* AFTERNOON.  
* CHC WETTING RAIN...0 PERCENT.  
* LAL................1.  
* HAINES INDEX.......3.  
* MIXING HEIGHT......5000-6000 FT AGL.  
* TRANSPORT WINDS....WEST AROUND 10 MPH.  
   
WEDNESDAY NIGHT
 
 
* SKY/WEATHER........CLEAR.  
* MIN TEMPERATURE....24-31.  
24 HR TREND......LITTLE CHANGE.  
* MAX HUMIDITY.......74-82 PERCENT VALLEYS AND 69-77 PERCENT  
RIDGES.  
24 HR TREND......DOWN 16.  
* 20FT WINDS.........  
VALLEYS/LWR SLOPES...SOUTH 5 TO 8 MPH SHIFTING TO THE NORTHEAST  
* AFTER MIDNIGHT.  
RIDGES/UPR SLOPES....SOUTHWEST 5 TO 8 MPH SHIFTING TO THE EAST  
* 3 TO 4 MPH AFTER MIDNIGHT.  
* CHC WETTING RAIN...0 PERCENT.  
* LAL................1.  
* HAINES INDEX.......3.  
* MIXING HEIGHT......100-1100 FT AGL.  
* TRANSPORT WINDS....SOUTH AROUND 10 MPH IN THE EVENING BECOMING  
LIGHT.  
   
THURSDAY
 
 
* SKY/WEATHER........SUNNY.  
* MAX TEMPERATURE....55-62.  
24 HR TREND......UP 12.  
* MIN HUMIDITY.......26-34 PERCENT.  
24 HR TREND......DOWN 11.  
* 20FT WINDS.........  
VALLEYS/LWR SLOPES...EAST 3 TO 4 MPH SHIFTING TO THE SOUTH 6 TO  
* 11 MPH IN THE AFTERNOON.  
RIDGES/UPR SLOPES....SOUTH 4 TO 9 MPH. GUSTS UP TO 20 MPH IN  
* THE AFTERNOON.  
* CHC WETTING RAIN...0 PERCENT.  
* LAL................1.  
* HAINES INDEX.......3.  
* MIXING HEIGHT......5500-6500 FT AGL.  
* TRANSPORT WINDS....LIGHT WINDS BECOMING SOUTH AROUND 15 MPH IN  
THE AFTERNOON.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
FRIDAY
 
WINDY. MOSTLY CLEAR. SLIGHT CHANCE OF RAIN AND SNOW.  
LOWS 30 TO 37. HIGHS 47 TO 54. SOUTHWEST WINDS 20 TO 30 MPH.    
SATURDAY
 
BREEZY. MOSTLY CLEAR. LOWS 24 TO 31. HIGHS 49 TO 56.  
SOUTHWEST WINDS 15 TO 25 MPH.    
SUNDAY
 
CLEAR. LOWS 26 TO 33. HIGHS 53 TO 60. SOUTH WINDS 10 TO  
15 MPH.    
MONDAY
 
CLEAR. LOWS IN THE LOWER 30S. HIGHS IN THE LOWER 60S.    
TUESDAY
 
MOSTLY CLEAR. LOWS IN THE UPPER 30S. HIGHS IN THE MID  
60S.  
 

 
 
.OUTLOOK FOR OCTOBER 9TH THROUGH 15TH: BELOW AVERAGE TEMPERATURES  
AND PRECIPITATION.  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab ID Page Main Text Page