043  
FPUS55 KBOI 032032  
ZFPBOI  
 
ZONE FORECASTS FOR SOUTHWEST IDAHO/SOUTHEAST OREGON  
NATIONAL WEATHER SERVICE BOISE ID  
230 PM MDT THU SEP 3 2026  
 
SPOT TEMPERATURES ARE FOR TONIGHT, FRIDAY, FRIDAY NIGHT, AND  
SATURDAY.  
 
IDZ011-040400-  
WEST CENTRAL MOUNTAINS-  
230 PM MDT THU SEP 3 2026  
   
..FLASH FLOOD WATCH IN EFFECT THROUGH FRIDAY EVENING
 
 
   
TONIGHT
 
A SLIGHT CHANCE OF THUNDERSTORMS. RAIN SHOWERS. AREAS  
OF FOG. HEAVY RAINFALL POSSIBLE THIS EVENING. CHANCE OF RAIN  
90 PERCENT. LOWS 37 TO 46.    
FRIDAY
 
RAIN SHOWERS IN THE MORNING, THEN PARTLY CLOUDY WITH A  
CHANCE OF RAIN SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS IN  
THE AFTERNOON. AREAS OF FOG. CHANCE OF RAIN 80 PERCENT. HIGHS  
52 TO 65.    
FRIDAY NIGHT
 
RAIN SHOWERS LIKELY IN THE EVENING, THEN RAIN  
SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS AFTER MIDNIGHT.  
AREAS OF FOG. CHANCE OF RAIN 80 PERCENT. LOWS 36 TO 47.    
SATURDAY
 
PARTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS IN THE  
MORNING, THEN PARTLY CLOUDY WITH A SLIGHT CHANCE OF THUNDERSTORMS  
IN THE AFTERNOON. AREAS OF FOG. CHANCE OF RAIN 40 PERCENT. HIGHS  
59 TO 72.    
SATURDAY NIGHT
 
MOSTLY CLEAR IN THE EVENING, THEN MOSTLY CLOUDY  
WITH A CHANCE OF RAIN SHOWERS AFTER MIDNIGHT. PATCHY FOG IN THE  
EVENING, THEN AREAS OF FOG AFTER MIDNIGHT. CHANCE OF RAIN  
40 PERCENT. LOWS 39 TO 49.    
SUNDAY
 
AREAS OF FOG IN THE MORNING. A CHANCE OF RAIN SHOWERS  
IN THE MORNING, THEN RAIN SHOWERS LIKELY WITH A SLIGHT CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. CHANCE OF RAIN 60 PERCENT. HIGHS  
62 TO 74.    
SUNDAY NIGHT AND LABOR DAY
 
RAIN SHOWERS WITH A CHANCE OF  
THUNDERSTORMS. PATCHY FOG IN THE EVENING. AREAS OF FOG THROUGH  
THE DAY, THEN PATCHY FOG IN THE AFTERNOON. CHANCE OF RAIN  
80 PERCENT. COOLER. LOWS 39 TO 49. HIGHS 50 TO 64.    
MONDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS IN  
THE EVENING, THEN PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN  
SHOWERS AFTER MIDNIGHT. AREAS OF FOG. CHANCE OF RAIN 40 PERCENT.  
LOWS 35 TO 45.    
TUESDAY AND TUESDAY NIGHT
 
PARTLY CLOUDY. AREAS OF FOG IN THE  
MORNING. AREAS OF FOG AFTER MIDNIGHT. HIGHS 59 TO 72. LOWS 37 TO  
48.    
WEDNESDAY
 
AREAS OF FOG IN THE MORNING. PARTLY CLOUDY WITH A  
20 PERCENT CHANCE OF RAIN SHOWERS. HIGHS 65 TO 78.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY. AREAS OF FOG AFTER MIDNIGHT.  
LOWS 41 TO 51.    
THURSDAY
 
MOSTLY SUNNY. AREAS OF FOG IN THE MORNING. A SLIGHT  
CHANCE OF RAIN SHOWERS IN THE AFTERNOON. CHANCE OF RAIN  
20 PERCENT. HIGHS 65 TO 78.  
 

 
TEMPERATURE  
MCCALL 38 60 36 67  
 

 
=  
 
IDZ013-040400-  
BOISE MOUNTAINS-  
230 PM MDT THU SEP 3 2026  
   
..FLASH FLOOD WATCH IN EFFECT THROUGH FRIDAY EVENING
 
 
   
TONIGHT
 
A SLIGHT CHANCE OF THUNDERSTORMS. RAIN SHOWERS. PATCHY  
FOG THIS EVENING. AREAS OF FOG AFTER MIDNIGHT. CHANCE OF RAIN  
90 PERCENT. LOWS 35 TO 50.    
FRIDAY
 
AREAS OF FOG IN THE MORNING. RAIN SHOWERS IN THE  
MORNING, THEN PARTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS WITH A  
SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. CHANCE OF RAIN  
80 PERCENT. HIGHS 56 TO 70.    
FRIDAY NIGHT
 
A SLIGHT CHANCE OF THUNDERSTORMS. RAIN SHOWERS.  
AREAS OF FOG. CHANCE OF RAIN 80 PERCENT. LOWS 34 TO 49.    
SATURDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF RAIN SHOWERS IN THE  
MORNING. AREAS OF FOG IN THE MORNING. CHANCE OF RAIN 20 PERCENT.  
HIGHS 62 TO 77.    
SATURDAY NIGHT
 
MOSTLY CLEAR IN THE EVENING, THEN PARTLY CLOUDY  
WITH A CHANCE OF RAIN SHOWERS AFTER MIDNIGHT. AREAS OF FOG AFTER  
MIDNIGHT. CHANCE OF RAIN 30 PERCENT. LOWS 36 TO 51.    
SUNDAY
 
AREAS OF FOG IN THE MORNING. PARTLY CLOUDY WITH A  
SLIGHT CHANCE OF RAIN SHOWERS. A SLIGHT CHANCE OF THUNDERSTORMS  
IN THE AFTERNOON. CHANCE OF RAIN 20 PERCENT. HIGHS 64 TO 79.    
SUNDAY NIGHT AND LABOR DAY
 
RAIN SHOWERS WITH A SLIGHT CHANCE  
OF THUNDERSTORMS. AREAS OF FOG THROUGH THE DAY. CHANCE OF RAIN  
80 PERCENT. COOLER. LOWS 35 TO 50. HIGHS 54 TO 68.    
MONDAY NIGHT AND TUESDAY
 
MOSTLY CLEAR. PATCHY FOG IN THE  
EVENING. AREAS OF FOG THROUGH THE DAY. LOWS 30 TO 45. HIGHS 63 TO  
77.    
TUESDAY NIGHT THROUGH WEDNESDAY NIGHT
 
PARTLY CLOUDY. AREAS OF  
FOG. LOWS 35 TO 50. HIGHS 67 TO 81.    
THURSDAY
 
MOSTLY SUNNY. AREAS OF FOG IN THE MORNING. A SLIGHT  
CHANCE OF RAIN SHOWERS IN THE AFTERNOON. CHANCE OF RAIN  
20 PERCENT. HIGHS 68 TO 82.  
 

 
TEMPERATURE  
IDAHO CITY 40 69 39 76  
 

 
=  
 
IDZ028-040400-  
CAMAS PRAIRIE-  
230 PM MDT THU SEP 3 2026  
   
TONIGHT
 
MOSTLY CLOUDY. A CHANCE OF RAIN SHOWERS AFTER  
MIDNIGHT. CHANCE OF RAIN 30 PERCENT. LOWS 40 TO 45. LIGHT WINDS  
THIS EVENING, BECOMING WEST 10 TO 15 MPH WITH GUSTS TO 30 MPH  
AFTER MIDNIGHT.    
FRIDAY
 
PARTLY CLOUDY. A CHANCE OF RAIN SHOWERS IN THE MORNING.  
AREAS OF FOG IN THE MORNING. CHANCE OF RAIN 40 PERCENT. HIGHS  
66 TO 71. SOUTHWEST WINDS UP TO 10 MPH.    
FRIDAY NIGHT
 
A SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING.  
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN SHOWERS. PATCHY FOG  
AFTER MIDNIGHT. CHANCE OF RAIN 20 PERCENT. LOWS 38 TO 43. LIGHT  
WINDS.    
SATURDAY
 
AREAS OF FOG IN THE MORNING. SUNNY. HIGHS 72 TO 77.  
SOUTHWEST WINDS UP TO 10 MPH. GUSTS TO 20 MPH IN THE AFTERNOON.    
SATURDAY NIGHT
 
INCREASING CLOUDS. LOWS 41 TO 46. LIGHT WINDS.    
SUNDAY
 
SUNNY. HIGHS 73 TO 78.    
SUNDAY NIGHT
 
A SLIGHT CHANCE OF THUNDERSTORMS. RAIN SHOWERS  
LIKELY, MAINLY AFTER MIDNIGHT. PATCHY FOG AFTER MIDNIGHT. CHANCE  
OF RAIN 60 PERCENT. LOWS 40 TO 45.    
LABOR DAY
 
PARTLY CLOUDY. A CHANCE OF RAIN SHOWERS IN THE  
MORNING, THEN A SLIGHT CHANCE OF RAIN SHOWERS AND THUNDERSTORMS  
IN THE AFTERNOON. CHANCE OF RAIN 40 PERCENT. COOLER WITH HIGHS  
62 TO 67. BREEZY.   
MONDAY NIGHT
 
MOSTLY CLEAR. PATCHY FOG AFTER MIDNIGHT. LOWS  
34 TO 39.    
TUESDAY
 
AREAS OF FOG IN THE MORNING. SUNNY. HIGHS 69 TO 74.    
TUESDAY NIGHT THROUGH THURSDAY
 
PARTLY CLOUDY. LOWS 39 TO 48.  
HIGHS 73 TO 79.  
 

 
TEMPERATURE  
FAIRFIELD 40 69 38 75  
 

 
=  
 
IDZ033-040400-  
UPPER WEISER RIVER-  
230 PM MDT THU SEP 3 2026  
   
TONIGHT
 
A SLIGHT CHANCE OF THUNDERSTORMS THIS EVENING.  
SHOWERS. AREAS OF FOG. CHANCE OF RAIN 90 PERCENT. LOWS 45 TO 50.  
LIGHT WINDS.    
FRIDAY
 
DECREASING CLOUDS. A CHANCE OF RAIN SHOWERS, MAINLY IN  
THE MORNING. AREAS OF FOG. CHANCE OF RAIN 30 PERCENT. HIGHS 60 TO  
67. SOUTH WINDS UP TO 10 MPH.    
FRIDAY NIGHT
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS IN  
THE EVENING, THEN MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AFTER  
MIDNIGHT. AREAS OF FOG. CHANCE OF RAIN 30 PERCENT. LOWS 43 TO 49.  
LIGHT WINDS.    
SATURDAY
 
MOSTLY SUNNY. AREAS OF FOG IN THE MORNING. PATCHY FOG  
IN THE AFTERNOON. HIGHS 66 TO 73. SOUTH WINDS UP TO 10 MPH.    
SATURDAY NIGHT
 
MOSTLY CLEAR IN THE EVENING, THEN MOSTLY CLOUDY  
WITH A CHANCE OF SHOWERS AFTER MIDNIGHT. PATCHY FOG AFTER  
MIDNIGHT. CHANCE OF RAIN 40 PERCENT. LOWS 48 TO 53. NORTH WINDS  
UP TO 10 MPH.    
SUNDAY
 
PATCHY FOG IN THE MORNING. PARTLY CLOUDY WITH A CHANCE  
OF SHOWERS. A SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON.  
CHANCE OF RAIN 50 PERCENT. HIGHS 69 TO 76.    
SUNDAY NIGHT
 
A SLIGHT CHANCE OF THUNDERSTORMS. SHOWERS LIKELY,  
MAINLY AFTER MIDNIGHT. PATCHY FOG IN THE EVENING. AREAS OF FOG  
AFTER MIDNIGHT. CHANCE OF RAIN 70 PERCENT. LOWS 48 TO 53.    
LABOR DAY
 
AREAS OF FOG IN THE MORNING. SHOWERS IN THE MORNING,  
THEN SHOWERS LIKELY WITH A SLIGHT CHANCE OF THUNDERSTORMS IN THE  
AFTERNOON. CHANCE OF RAIN 80 PERCENT. HIGHS 62 TO 67.    
MONDAY NIGHT
 
DECREASING CLOUDS. A CHANCE OF RAIN SHOWERS IN  
THE EVENING. AREAS OF FOG. CHANCE OF RAIN 30 PERCENT. LOWS 44 TO  
49.    
TUESDAY
 
AREAS OF FOG IN THE MORNING. SUNNY. HIGHS 69 TO 74.    
TUESDAY NIGHT
 
INCREASING CLOUDS. LOWS 46 TO 51.    
WEDNESDAY
 
PATCHY FOG IN THE MORNING. MOSTLY SUNNY. HIGHS 73 TO  
79.    
WEDNESDAY NIGHT AND THURSDAY
 
PARTLY CLOUDY. LOWS 51 TO 56.  
HIGHS 74 TO 80.  
 

 
TEMPERATURE  
COUNCIL 46 67 47 73  
CAMBRIDGE 46 66 43 72  
 

 
=  
 
ORZ064-040400-  
OREGON LOWER TREASURE VALLEY-  
230 PM MDT THU SEP 3 2026 /130 PM PDT THU SEP 3 2026/  
   
TONIGHT
 
SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS THIS  
EVENING, THEN SHOWERS AFTER MIDNIGHT. AREAS OF FOG. CHANCE OF  
RAIN 90 PERCENT. LOWS 45 TO 51. LIGHT WINDS.    
FRIDAY
 
MOSTLY SUNNY. AREAS OF FOG IN THE MORNING. A SLIGHT  
CHANCE OF SHOWERS IN THE AFTERNOON. CHANCE OF RAIN 20 PERCENT.  
HIGHS 63 TO 68. LIGHT WINDS.    
FRIDAY NIGHT
 
INCREASING CLOUDS. A 20 PERCENT CHANCE OF  
SHOWERS. AREAS OF FOG. LOWS 43 TO 50. LIGHT WINDS.    
SATURDAY
 
AREAS OF FOG IN THE MORNING. SUNNY. HIGHS 69 TO 74.  
WEST WINDS UP TO 10 MPH.    
SATURDAY NIGHT
 
MOSTLY CLEAR IN THE EVENING, THEN MOSTLY CLOUDY  
WITH A CHANCE OF SHOWERS AFTER MIDNIGHT. PATCHY FOG IN THE  
EVENING, THEN AREAS OF FOG AFTER MIDNIGHT. CHANCE OF RAIN  
40 PERCENT. LOWS 46 TO 54. NORTHWEST WINDS UP TO 10 MPH.    
SUNDAY
 
AREAS OF FOG IN THE MORNING. PARTLY CLOUDY WITH A  
CHANCE OF SHOWERS. A SLIGHT CHANCE OF THUNDERSTORMS IN THE  
AFTERNOON. CHANCE OF RAIN 40 PERCENT. HIGHS 71 TO 76.    
SUNDAY NIGHT
 
A SLIGHT CHANCE OF THUNDERSTORMS. SHOWERS LIKELY,  
MAINLY AFTER MIDNIGHT. PATCHY FOG IN THE EVENING. AREAS OF FOG  
AFTER MIDNIGHT. CHANCE OF RAIN 70 PERCENT. LOWS 47 TO 55.    
LABOR DAY
 
DECREASING CLOUDS. AREAS OF FOG IN THE MORNING. A  
40 PERCENT CHANCE OF SHOWERS. HIGHS 67 TO 72.    
MONDAY NIGHT THROUGH THURSDAY
 
PARTLY CLOUDY. AREAS OF FOG.  
LOWS 43 TO 53. HIGHS 73 TO 83.  
 

 
TEMPERATURE  
ONTARIO 45 65 43 72  
 

 
=  
 
IDZ012-040400-  
LOWER TREASURE VALLEY-  
230 PM MDT THU SEP 3 2026  
   
TONIGHT
 
A SLIGHT CHANCE OF THUNDERSTORMS THIS EVENING.  
SHOWERS. AREAS OF FOG. CHANCE OF RAIN 90 PERCENT. LOWS 45 TO 50.  
NORTHWEST WINDS UP TO 10 MPH WITH GUSTS TO 20 MPH.    
FRIDAY
 
PARTLY CLOUDY WITH A 30 PERCENT CHANCE OF RAIN SHOWERS.  
AREAS OF FOG. HIGHS 63 TO 68. LIGHT WINDS.    
FRIDAY NIGHT
 
INCREASING CLOUDS. A 40 PERCENT CHANCE OF  
SHOWERS. AREAS OF FOG. LOWS 44 TO 49. LIGHT WINDS.    
SATURDAY
 
AREAS OF FOG IN THE MORNING. SUNNY. HIGHS 69 TO 74.  
LIGHT WINDS.    
SATURDAY NIGHT
 
MOSTLY CLEAR IN THE EVENING, THEN MOSTLY CLOUDY  
WITH A CHANCE OF SHOWERS AFTER MIDNIGHT. PATCHY FOG IN THE  
EVENING, THEN AREAS OF FOG AFTER MIDNIGHT. CHANCE OF RAIN  
40 PERCENT. LOWS 48 TO 53. NORTHWEST WINDS UP TO 10 MPH.    
SUNDAY
 
AREAS OF FOG IN THE MORNING. PARTLY CLOUDY WITH A  
CHANCE OF SHOWERS. A SLIGHT CHANCE OF THUNDERSTORMS IN THE  
AFTERNOON. CHANCE OF RAIN 40 PERCENT. HIGHS 71 TO 76.    
SUNDAY NIGHT
 
A SLIGHT CHANCE OF THUNDERSTORMS. SHOWERS LIKELY,  
MAINLY AFTER MIDNIGHT. AREAS OF FOG. CHANCE OF RAIN 70 PERCENT.  
LOWS 48 TO 53.    
LABOR DAY
 
AREAS OF FOG IN THE MORNING. SHOWERS LIKELY IN THE  
MORNING, THEN A CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. CHANCE OF RAIN 60 PERCENT. HIGHS  
67 TO 72.    
MONDAY NIGHT AND TUESDAY
 
MOSTLY CLEAR. AREAS OF FOG. LOWS  
44 TO 49. HIGHS 71 TO 76.    
TUESDAY NIGHT THROUGH THURSDAY
 
AREAS OF FOG. PATCHY FOG IN THE  
EVENING, THEN AREAS OF FOG THROUGH THE DAY. PARTLY CLOUDY. LOWS  
46 TO 56. HIGHS 75 TO 82.  
 

 
TEMPERATURE  
CALDWELL 46 67 45 73  
 

 
=  
 
IDZ014-040400-  
UPPER TREASURE VALLEY-  
230 PM MDT THU SEP 3 2026  
   
TONIGHT
 
SHOWERS, MAINLY AFTER MIDNIGHT. AREAS OF FOG AFTER  
MIDNIGHT. CHANCE OF RAIN 80 PERCENT. LOWS 45 TO 51. NORTHWEST  
WINDS 10 TO 15 MPH WITH GUSTS TO 30 MPH.    
FRIDAY
 
DECREASING CLOUDS. AREAS OF FOG IN THE MORNING. A  
30 PERCENT CHANCE OF RAIN SHOWERS. HIGHS 65 TO 74. NORTHWEST  
WINDS UP TO 10 MPH.    
FRIDAY NIGHT
 
PARTLY CLOUDY WITH RAIN SHOWERS LIKELY, MAINLY  
AFTER MIDNIGHT. PATCHY FOG IN THE EVENING. AREAS OF FOG AFTER  
MIDNIGHT. CHANCE OF RAIN 60 PERCENT. LOWS 44 TO 50. NORTHWEST  
WINDS UP TO 10 MPH WITH GUSTS TO 20 MPH.    
SATURDAY
 
AREAS OF FOG IN THE MORNING. SUNNY. HIGHS 72 TO 79.  
LIGHT WINDS.    
SATURDAY NIGHT
 
INCREASING CLOUDS. AREAS OF FOG AFTER MIDNIGHT.  
LOWS 48 TO 53. NORTHWEST WINDS 10 TO 15 MPH.    
SUNDAY
 
AREAS OF FOG IN THE MORNING. MOSTLY SUNNY. HIGHS 73 TO  
80.    
SUNDAY NIGHT
 
A SLIGHT CHANCE OF THUNDERSTORMS. SHOWERS LIKELY,  
MAINLY AFTER MIDNIGHT. AREAS OF FOG AFTER MIDNIGHT. CHANCE OF  
RAIN 60 PERCENT. LOWS 47 TO 52.    
LABOR DAY
 
MOSTLY SUNNY. AREAS OF FOG IN THE MORNING. A CHANCE  
OF SHOWERS, MAINLY IN THE MORNING. CHANCE OF RAIN 30 PERCENT.  
HIGHS 68 TO 73.    
MONDAY NIGHT AND TUESDAY
 
MOSTLY CLEAR. PATCHY FOG IN THE  
EVENING. AREAS OF FOG THROUGH THE DAY. LOWS 43 TO 48. HIGHS 74 TO  
79.    
TUESDAY NIGHT THROUGH THURSDAY
 
PARTLY CLOUDY. AREAS OF FOG.  
LOWS 46 TO 55. HIGHS 77 TO 85.  
 

 
TEMPERATURE  
BOISE 51 67 50 74  
MOUNTAIN HOME 47 72 46 78  
 

 
=  
 
IDZ016-040400-  
WESTERN MAGIC VALLEY-  
230 PM MDT THU SEP 3 2026  
   
TONIGHT
 
PARTLY CLOUDY. LOWS 47 TO 52. BREEZY. NORTHWEST WINDS  
10 TO 20 MPH. GUSTS TO 25 MPH THIS EVENING, INCREASING TO 35 MPH  
AFTER MIDNIGHT.    
FRIDAY
 
PATCHY FOG IN THE MORNING. MOSTLY SUNNY. HIGHS 70 TO  
75. NORTHWEST WINDS UP TO 10 MPH WITH GUSTS TO 20 MPH.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS 46 TO 51. WEST WINDS AROUND  
10 MPH WITH GUSTS TO 25 MPH.    
SATURDAY
 
AREAS OF FOG IN THE MORNING. SUNNY. HIGHS 76 TO 81.  
WEST WINDS UP TO 10 MPH.    
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS 48 TO 53. WEST WINDS 10 TO  
15 MPH.    
SUNDAY
 
SUNNY. HIGHS 76 TO 81.    
SUNDAY NIGHT
 
SHOWERS LIKELY, MAINLY AFTER MIDNIGHT. CHANCE OF  
RAIN 60 PERCENT. LOWS 48 TO 53. BREEZY.   
LABOR DAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS IN THE  
MORNING. CHANCE OF RAIN 20 PERCENT. COOLER WITH HIGHS 67 TO 72.    
MONDAY NIGHT
 
MOSTLY CLEAR. PATCHY FOG AFTER MIDNIGHT. LOWS  
42 TO 47.    
TUESDAY
 
AREAS OF FOG IN THE MORNING. SUNNY. HIGHS 73 TO 78.    
TUESDAY NIGHT THROUGH THURSDAY
 
PARTLY CLOUDY. LOWS 47 TO 56.  
HIGHS 77 TO 82.  
 

 
TEMPERATURE  
JEROME 49 72 47 78  
TWIN FALLS 49 72 46 78  
 

 
=  
 
IDZ029-040400-  
OWYHEE MOUNTAINS-  
230 PM MDT THU SEP 3 2026  
   
TONIGHT
 
RAIN SHOWERS. AREAS OF FOG AFTER MIDNIGHT. CHANCE OF  
RAIN 80 PERCENT. LOWS 40 TO 47.    
FRIDAY
 
AREAS OF FOG IN THE MORNING. RAIN SHOWERS LIKELY IN THE  
MORNING, THEN RAIN SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS  
IN THE AFTERNOON. CHANCE OF RAIN 80 PERCENT. HIGHS 57 TO 65.    
FRIDAY NIGHT
 
RAIN SHOWERS LIKELY, MAINLY AFTER MIDNIGHT.  
PATCHY FOG IN THE EVENING, THEN AREAS OF FOG AFTER MIDNIGHT.  
CHANCE OF RAIN 60 PERCENT. LOWS 40 TO 47.    
SATURDAY
 
AREAS OF FOG IN THE MORNING. SUNNY. HIGHS 63 TO 72.    
SATURDAY NIGHT
 
MOSTLY CLEAR IN THE EVENING, THEN MOSTLY CLOUDY  
WITH A CHANCE OF RAIN SHOWERS AFTER MIDNIGHT. PATCHY FOG AFTER  
MIDNIGHT. CHANCE OF RAIN 30 PERCENT. LOWS 43 TO 51.    
SUNDAY
 
PARTLY SUNNY. PATCHY FOG IN THE MORNING. A SLIGHT  
CHANCE OF RAIN SHOWERS IN THE MORNING, THEN A CHANCE OF RAIN  
SHOWERS AND THUNDERSTORMS IN THE AFTERNOON. CHANCE OF RAIN  
40 PERCENT. HIGHS 64 TO 71.    
SUNDAY NIGHT
 
A SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING.  
RAIN SHOWERS LIKELY. CHANCE OF RAIN 70 PERCENT. LOWS 41 TO 50.    
LABOR DAY
 
PARTLY CLOUDY. A CHANCE OF RAIN SHOWERS, MAINLY IN  
THE MORNING. CHANCE OF RAIN 40 PERCENT. HIGHS 61 TO 66.    
MONDAY NIGHT AND TUESDAY
 
MOSTLY CLEAR. AREAS OF FOG THROUGH  
THE DAY. LOWS 39 TO 48. HIGHS 66 TO 74.    
TUESDAY NIGHT THROUGH THURSDAY
 
PARTLY CLOUDY. LOWS 44 TO 54.  
HIGHS 69 TO 79.  
 

 
=  
 
IDZ015-040400-  
SOUTHWEST HIGHLANDS-  
230 PM MDT THU SEP 3 2026  
   
TONIGHT
 
RAIN SHOWERS LIKELY, MAINLY AFTER MIDNIGHT. PATCHY FOG  
AFTER MIDNIGHT. CHANCE OF RAIN 60 PERCENT. LOWS 44 TO 49.    
FRIDAY
 
DECREASING CLOUDS. AREAS OF FOG IN THE MORNING. A  
30 PERCENT CHANCE OF RAIN SHOWERS. HIGHS 65 TO 70.    
FRIDAY NIGHT
 
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. A 40 PERCENT CHANCE OF RAIN SHOWERS. PATCHY FOG  
AFTER MIDNIGHT. LOWS 42 TO 47.    
SATURDAY
 
AREAS OF FOG IN THE MORNING. SUNNY. HIGHS 71 TO 76.    
SATURDAY NIGHT
 
INCREASING CLOUDS. LOWS 45 TO 50.    
SUNDAY
 
PARTLY CLOUDY. A CHANCE OF RAIN SHOWERS WITH A SLIGHT  
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. CHANCE OF RAIN  
30 PERCENT. HIGHS 71 TO 76.    
SUNDAY NIGHT
 
A SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING.  
RAIN SHOWERS LIKELY. CHANCE OF RAIN 60 PERCENT. LOWS 44 TO 49.  
BREEZY.   
LABOR DAY
 
DECREASING CLOUDS. A CHANCE OF RAIN SHOWERS IN THE  
MORNING. CHANCE OF RAIN 30 PERCENT. HIGHS 65 TO 70.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS 40 TO 45.    
TUESDAY
 
PATCHY FOG IN THE MORNING. SUNNY. HIGHS 71 TO 76.    
TUESDAY NIGHT
 
INCREASING CLOUDS. PATCHY FOG AFTER MIDNIGHT.  
LOWS 45 TO 50.    
WEDNESDAY
 
AREAS OF FOG IN THE MORNING. MOSTLY SUNNY. HIGHS  
74 TO 79.    
WEDNESDAY NIGHT AND THURSDAY
 
PARTLY CLOUDY. LOWS 49 TO 54.  
HIGHS 76 TO 81.  
 

 
=  
 
IDZ030-040400-  
SOUTHERN TWIN FALLS COUNTY-  
230 PM MDT THU SEP 3 2026  
   
TONIGHT
 
PARTLY CLOUDY. LOWS 45 TO 50.    
FRIDAY
 
PATCHY FOG IN THE MORNING. MOSTLY SUNNY. HIGHS 70 TO  
75.    
FRIDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.  
PATCHY FOG AFTER MIDNIGHT. LOWS 44 TO 49.    
SATURDAY
 
PATCHY FOG IN THE MORNING. SUNNY. HIGHS 75 TO 80.    
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS 48 TO 53.    
SUNDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF RAIN SHOWERS IN THE  
AFTERNOON. CHANCE OF RAIN 20 PERCENT. HIGHS 75 TO 80.    
SUNDAY NIGHT
 
A SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING.  
MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS. CHANCE OF RAIN  
50 PERCENT. LOWS 48 TO 53.    
LABOR DAY
 
DECREASING CLOUDS. A CHANCE OF RAIN SHOWERS IN THE  
MORNING. CHANCE OF RAIN 30 PERCENT. HIGHS 67 TO 72.    
MONDAY NIGHT
 
MOSTLY CLEAR. PATCHY FOG AFTER MIDNIGHT. LOWS  
42 TO 47.    
TUESDAY
 
SUNNY. HIGHS 72 TO 77.    
TUESDAY NIGHT AND WEDNESDAY
 
PARTLY CLOUDY. LOWS 47 TO 52.  
HIGHS 76 TO 81.    
WEDNESDAY NIGHT
 
INCREASING CLOUDS. LOWS 51 TO 56.    
THURSDAY
 
MOSTLY SUNNY. HIGHS 76 TO 81.  
 

 
=  
 
ORZ062-040400-  
BAKER COUNTY-  
130 PM PDT THU SEP 3 2026  
   
..FLASH FLOOD WATCH IN EFFECT THROUGH FRIDAY AFTERNOON
 
 
   
TONIGHT
 
RAIN SHOWERS. A SLIGHT CHANCE OF THUNDERSTORMS THIS  
EVENING. AREAS OF FOG. HEAVY RAINFALL POSSIBLE THIS EVENING.  
CHANCE OF RAIN 90 PERCENT. LOWS 31 TO 46. EAST WINDS UP TO 10 MPH  
THIS EVENING, BECOMING LIGHT AFTER MIDNIGHT.    
FRIDAY
 
MOSTLY SUNNY. AREAS OF FOG IN THE MORNING. PATCHY FOG  
IN THE AFTERNOON. A SLIGHT CHANCE OF RAIN SHOWERS IN THE  
AFTERNOON. CHANCE OF RAIN 20 PERCENT. HIGHS 59 TO 66. SOUTH WINDS  
UP TO 10 MPH.    
FRIDAY NIGHT
 
PARTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS IN  
THE EVENING, THEN MOSTLY CLOUDY AFTER MIDNIGHT. AREAS OF FOG.  
CHANCE OF RAIN 30 PERCENT. LOWS 31 TO 46. SOUTHWEST WINDS UP TO  
10 MPH.    
SATURDAY
 
AREAS OF FOG IN THE MORNING. PARTLY CLOUDY WITH A  
20 PERCENT CHANCE OF RAIN SHOWERS. HIGHS 64 TO 72. LIGHT WINDS IN  
THE MORNING, BECOMING SOUTH UP TO 10 MPH IN THE AFTERNOON.    
SATURDAY NIGHT
 
PARTLY CLOUDY. AREAS OF FOG. A SLIGHT CHANCE OF  
RAIN SHOWERS AFTER MIDNIGHT. CHANCE OF RAIN 20 PERCENT. LOWS  
32 TO 47. LIGHT WINDS.    
SUNDAY
 
AREAS OF FOG IN THE MORNING. PARTLY CLOUDY WITH A  
CHANCE OF RAIN SHOWERS. A SLIGHT CHANCE OF THUNDERSTORMS IN THE  
AFTERNOON. CHANCE OF RAIN 40 PERCENT. HIGHS 66 TO 74.    
SUNDAY NIGHT
 
RAIN SHOWERS LIKELY WITH A SLIGHT CHANCE OF  
THUNDERSTORMS. AREAS OF FOG. CHANCE OF RAIN 70 PERCENT. LOWS  
34 TO 49.    
LABOR DAY
 
AREAS OF FOG IN THE MORNING. RAIN SHOWERS IN THE  
MORNING, THEN RAIN SHOWERS LIKELY WITH A SLIGHT CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. CHANCE OF RAIN 80 PERCENT. HIGHS  
61 TO 68.    
MONDAY NIGHT
 
PARTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS IN  
THE EVENING, THEN MOSTLY CLEAR AFTER MIDNIGHT. AREAS OF FOG.  
CHANCE OF RAIN 30 PERCENT. LOWS 32 TO 47.    
TUESDAY THROUGH WEDNESDAY NIGHT
 
PARTLY CLOUDY. AREAS OF FOG IN  
THE MORNING. AREAS OF FOG. HIGHS 69 TO 79. LOWS 34 TO 49.    
THURSDAY
 
AREAS OF FOG IN THE MORNING. SUNNY. HIGHS 74 TO 81.  
 

 
TEMPERATURE  
BAKER CITY 31 63 31 68  
 

 
=  
 
ORZ061-040400-  
HARNEY COUNTY-  
130 PM PDT THU SEP 3 2026  
   
..FLASH FLOOD WATCH IN EFFECT THROUGH FRIDAY AFTERNOON
 
 
   
TONIGHT
 
RAIN SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS  
THIS EVENING, THEN RAIN SHOWERS LIKELY AFTER MIDNIGHT. AREAS OF  
FOG. CHANCE OF RAIN 90 PERCENT. COLDER WITH LOWS 28 TO 40. WEST  
WINDS UP TO 10 MPH WITH GUSTS TO 20 MPH.    
FRIDAY
 
PARTLY CLOUDY WITH A 40 PERCENT CHANCE OF RAIN SHOWERS.  
AREAS OF FOG. HIGHS 55 TO 64. SOUTHWEST WINDS UP TO 10 MPH.    
FRIDAY NIGHT
 
PARTLY CLOUDY WITH A 30 PERCENT CHANCE OF RAIN  
SHOWERS. AREAS OF FOG. LOWS 29 TO 41. LIGHT WINDS.    
SATURDAY
 
SUNNY. AREAS OF FOG. HIGHS 60 TO 69. SOUTHWEST WINDS  
UP TO 10 MPH.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS 32 TO 45. LIGHT WINDS.    
SUNDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF RAIN SHOWERS IN THE  
MORNING, THEN A CHANCE OF RAIN SHOWERS WITH A SLIGHT CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. PATCHY FOG IN THE AFTERNOON.  
CHANCE OF RAIN 40 PERCENT. HIGHS 60 TO 69.    
SUNDAY NIGHT
 
A SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING.  
RAIN SHOWERS LIKELY. AREAS OF FOG AFTER MIDNIGHT. CHANCE OF RAIN  
60 PERCENT. LOWS 32 TO 44.    
LABOR DAY
 
PARTLY SUNNY. AREAS OF FOG IN THE MORNING. A CHANCE  
OF RAIN SHOWERS, MAINLY IN THE MORNING. CHANCE OF RAIN  
30 PERCENT. HIGHS 58 TO 67.    
MONDAY NIGHT
 
MOSTLY CLEAR. AREAS OF FOG AFTER MIDNIGHT. LOWS  
30 TO 42.    
TUESDAY
 
AREAS OF FOG IN THE MORNING. MOSTLY SUNNY. HIGHS 65 TO  
74.    
TUESDAY NIGHT
 
INCREASING CLOUDS. PATCHY FOG AFTER MIDNIGHT.  
LOWS 34 TO 46.    
WEDNESDAY
 
PATCHY FOG IN THE MORNING. MOSTLY SUNNY. HIGHS 70 TO  
78.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY. AREAS OF FOG AFTER MIDNIGHT.  
LOWS 37 TO 50.    
THURSDAY
 
PATCHY FOG IN THE MORNING. MOSTLY SUNNY. HIGHS 71 TO  
80.  
 

 
TEMPERATURE  
BURNS 28 63 29 67  
 

 
=  
 
ORZ063-040400-  
MALHEUR COUNTY-  
230 PM MDT THU SEP 3 2026 /130 PM PDT THU SEP 3 2026/  
   
..FLASH FLOOD WATCH IN EFFECT THROUGH FRIDAY EVENING
 
 
   
TONIGHT
 
RAIN SHOWERS. A SLIGHT CHANCE OF THUNDERSTORMS THIS  
EVENING. AREAS OF FOG. CHANCE OF RAIN 90 PERCENT. LOWS 37 TO 47.  
WEST WINDS UP TO 10 MPH. GUSTS TO 25 MPH THIS EVENING.    
FRIDAY
 
DECREASING CLOUDS. AREAS OF FOG IN THE MORNING. A  
CHANCE OF RAIN SHOWERS IN THE MORNING, THEN RAIN SHOWERS LIKELY  
WITH A SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. CHANCE OF  
RAIN 60 PERCENT. HIGHS 61 TO 67. SOUTH WINDS UP TO 10 MPH.    
FRIDAY NIGHT
 
PARTLY CLOUDY WITH A 30 PERCENT CHANCE OF RAIN  
SHOWERS. AREAS OF FOG. LOWS 36 TO 46. LIGHT WINDS.    
SATURDAY
 
AREAS OF FOG IN THE MORNING. SUNNY. HIGHS 66 TO 74.  
SOUTHWEST WINDS UP TO 10 MPH.    
SATURDAY NIGHT
 
MOSTLY CLEAR IN THE EVENING, THEN MOSTLY CLOUDY  
WITH A CHANCE OF RAIN SHOWERS AFTER MIDNIGHT. PATCHY FOG AFTER  
MIDNIGHT. CHANCE OF RAIN 40 PERCENT. LOWS 39 TO 49. LIGHT WINDS.    
SUNDAY
 
AREAS OF FOG IN THE MORNING. PARTLY CLOUDY WITH A  
CHANCE OF RAIN SHOWERS. A CHANCE OF THUNDERSTORMS IN THE  
AFTERNOON. CHANCE OF RAIN 40 PERCENT. HIGHS 68 TO 73.    
SUNDAY NIGHT
 
A SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING.  
RAIN SHOWERS LIKELY. AREAS OF FOG AFTER MIDNIGHT. CHANCE OF RAIN  
60 PERCENT. LOWS 38 TO 48.    
LABOR DAY
 
AREAS OF FOG IN THE MORNING. PARTLY CLOUDY WITH A  
30 PERCENT CHANCE OF RAIN SHOWERS. HIGHS 64 TO 70.    
MONDAY NIGHT AND TUESDAY
 
MOSTLY CLEAR. PATCHY FOG IN THE  
EVENING. AREAS OF FOG THROUGH THE DAY. LOWS 37 TO 47. HIGHS 70 TO  
77.    
TUESDAY NIGHT
 
INCREASING CLOUDS. PATCHY FOG AFTER MIDNIGHT.  
LOWS 39 TO 49.    
WEDNESDAY THROUGH THURSDAY
 
PATCHY FOG IN THE MORNING. PATCHY  
FOG THROUGH THE DAY. PARTLY CLOUDY. HIGHS 74 TO 82. LOWS 43 TO  
53.  
 

 
=  
 
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