139  
FPUS55 KBOI 270911  
ZFPBOI  
 
ZONE FORECASTS FOR SOUTHWEST IDAHO/SOUTHEAST OREGON  
NATIONAL WEATHER SERVICE BOISE ID  
311 AM MDT TUE MAY 27 2025  
 
SPOT TEMPERATURES ARE FOR TODAY, TONIGHT, AND WEDNESDAY.  
 
IDZ011-271700-  
WEST CENTRAL MOUNTAINS-  
311 AM MDT TUE MAY 27 2025  
   
TODAY
 
SUNNY. HIGHS 65 TO 79.    
TONIGHT
 
PARTLY CLOUDY. LOWS 45 TO 54.    
WEDNESDAY
 
SUNNY. HIGHS 72 TO 86.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS 49 TO 58.    
THURSDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS IN THE  
AFTERNOON. CHANCE OF RAIN 20 PERCENT. HIGHS 72 TO 86.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS 43 TO 52.    
FRIDAY THROUGH SATURDAY
 
CLEAR. HIGHS 72 TO 87. LOWS 45 TO 54.    
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS 49 TO 56.    
SUNDAY
 
MOSTLY SUNNY. HIGHS 68 TO 81.    
SUNDAY NIGHT
 
A SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING.  
MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS. CHANCE OF RAIN  
30 PERCENT. LOWS 42 TO 51.    
MONDAY
 
PARTLY CLOUDY WITH A 50 PERCENT CHANCE OF RAIN SHOWERS.  
MUCH COOLER WITH HIGHS 54 TO 69.  
 

 
TEMPERATURE  
MCCALL 73 46 79  
 

 
=  
 
IDZ013-271700-  
BOISE MOUNTAINS-  
311 AM MDT TUE MAY 27 2025  
   
TODAY
 
SUNNY. HIGHS 67 TO 82.    
TONIGHT
 
MOSTLY CLEAR. LOWS 41 TO 56.    
WEDNESDAY
 
MOSTLY SUNNY. HIGHS 74 TO 88.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS 44 TO 59.    
THURSDAY
 
SUNNY. HIGHS 76 TO 90.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS 41 TO 56.    
FRIDAY THROUGH SATURDAY
 
CLEAR. HIGHS 76 TO 91. LOWS 42 TO 57.    
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS 45 TO 60.    
SUNDAY
 
MOSTLY SUNNY. HIGHS 72 TO 86.    
SUNDAY NIGHT
 
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF RAIN  
SHOWERS. LOWS 42 TO 54.    
MONDAY
 
PARTLY CLOUDY WITH A 40 PERCENT CHANCE OF RAIN SHOWERS.  
MUCH COOLER WITH HIGHS 58 TO 72.  
 

 
TEMPERATURE  
IDAHO CITY 80 47 87  
 

 
=  
 
IDZ028-271700-  
CAMAS PRAIRIE-  
311 AM MDT TUE MAY 27 2025  
   
TODAY
 
SUNNY. HIGHS 73 TO 78. WEST WINDS 10 TO 15 MPH. GUSTS TO  
25 MPH THIS AFTERNOON.    
TONIGHT
 
MOSTLY CLEAR. LOWS 44 TO 49. WEST WINDS 10 TO 15 MPH  
WITH GUSTS TO 25 MPH IN THE EVENING, BECOMING LIGHT AFTER  
MIDNIGHT.    
WEDNESDAY
 
MOSTLY SUNNY. HIGHS 77 TO 82. LIGHT WINDS IN THE  
MORNING, BECOMING SOUTH AROUND 10 MPH IN THE AFTERNOON.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS 47 TO 52. WEST WINDS AROUND  
10 MPH IN THE EVENING, BECOMING LIGHT AFTER MIDNIGHT.    
THURSDAY
 
SUNNY. HIGHS 80 TO 85. NORTHEAST WINDS UP TO 10 MPH  
IN THE MORNING, SHIFTING TO SOUTHWEST WITH GUSTS TO 25 MPH IN THE  
AFTERNOON.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS 47 TO 52. BREEZY.   
FRIDAY THROUGH SATURDAY
 
CLEAR. HIGHS 78 TO 88. LOWS 47 TO 52.    
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS 51 TO 56.    
SUNDAY
 
MOSTLY SUNNY. HIGHS 78 TO 83. BREEZY.   
SUNDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS, MAINLY AFTER  
MIDNIGHT. CHANCE OF RAIN 30 PERCENT. LOWS 46 TO 51. BREEZY.   
MONDAY
 
PARTLY CLOUDY WITH A 40 PERCENT CHANCE OF SHOWERS. MUCH  
COOLER WITH HIGHS 63 TO 68. BREEZY.  
 

 
TEMPERATURE  
FAIRFIELD 75 44 79  
 

 
=  
 
IDZ033-271700-  
UPPER WEISER RIVER-  
311 AM MDT TUE MAY 27 2025  
   
TODAY
 
SUNNY. HIGHS 78 TO 83. NORTHWEST WINDS AROUND 10 MPH.    
TONIGHT
 
INCREASING CLOUDS. LOWS 53 TO 58. NORTH WINDS UP TO  
10 MPH.    
WEDNESDAY
 
SUNNY. HIGHS 85 TO 90. LIGHT WINDS.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS 58 TO 63. LIGHT WINDS.    
THURSDAY
 
SUNNY. HIGHS 85 TO 91. LIGHT WINDS IN THE MORNING,  
BECOMING SOUTHWEST AROUND 10 MPH IN THE AFTERNOON.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS 53 TO 58.    
FRIDAY AND FRIDAY NIGHT
 
CLEAR. HIGHS 84 TO 89. LOWS 55 TO 60.    
SATURDAY
 
SUNNY. HIGHS 90 TO 95.    
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS 57 TO 62.    
SUNDAY
 
MOSTLY SUNNY. HIGHS 81 TO 86.    
SUNDAY NIGHT AND MONDAY
 
MOSTLY CLOUDY. A 30 PERCENT CHANCE OF  
SHOWERS. NOT AS WARM. LOWS 50 TO 55. HIGHS 69 TO 74. BREEZY.  
 

 
TEMPERATURE  
COUNCIL 83 54 89  
CAMBRIDGE 83 54 90  
 

 
=  
 
IDZ012-ORZ064-271700-  
LOWER TREASURE VALLEY-OREGON LOWER TREASURE VALLEY-  
311 AM MDT TUE MAY 27 2025 /211 AM PDT TUE MAY 27 2025/  
   
TODAY
 
SUNNY. HIGHS 81 TO 86. NORTHWEST WINDS 10 TO 15 MPH.    
TONIGHT
 
MOSTLY CLEAR. LOWS 54 TO 59. NORTHWEST WINDS UP TO  
10 MPH WITH GUSTS TO 20 MPH.    
WEDNESDAY
 
SUNNY. HIGHS 89 TO 94. LIGHT WINDS.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS 59 TO 64. NORTHEAST WINDS  
UP TO 10 MPH.    
THURSDAY
 
SUNNY. HIGHS 90 TO 95. LIGHT WINDS IN THE MORNING,  
BECOMING WEST 10 TO 15 MPH IN THE AFTERNOON.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS 55 TO 60. BREEZY.   
FRIDAY AND FRIDAY NIGHT
 
CLEAR. HIGHS 87 TO 92. LOWS 56 TO 61.    
SATURDAY
 
SUNNY. HIGHS 94 TO 99.    
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS 60 TO 65.    
SUNDAY
 
MOSTLY SUNNY. HIGHS 85 TO 90.    
SUNDAY NIGHT AND MONDAY
 
PARTLY CLOUDY. A 30 PERCENT CHANCE OF  
SHOWERS. NOT AS WARM. LOWS 52 TO 57. HIGHS 72 TO 77. BREEZY.  
 

 
TEMPERATURE  
CALDWELL 85 54 92  
ONTARIO 85 54 92  
 

 
=  
 
IDZ014-271700-  
UPPER TREASURE VALLEY-  
311 AM MDT TUE MAY 27 2025  
   
TODAY
 
SUNNY. HIGHS 81 TO 86. NORTHWEST WINDS 10 TO 15 MPH WITH  
GUSTS TO 25 MPH.    
TONIGHT
 
MOSTLY CLEAR. LOWS 51 TO 57. NORTHWEST WINDS 10 TO  
15 MPH WITH GUSTS TO 25 MPH IN THE EVENING, BECOMING LIGHT AFTER  
MIDNIGHT.    
WEDNESDAY
 
MOSTLY SUNNY. HIGHS 89 TO 94. LIGHT WINDS.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.  
LOWS 57 TO 63. NORTHWEST WINDS UP TO 10 MPH IN THE EVENING,  
SHIFTING TO EAST AROUND 10 MPH AFTER MIDNIGHT.    
THURSDAY
 
SUNNY. HIGHS 92 TO 97. SOUTHEAST WINDS AROUND 10 MPH  
IN THE MORNING, SHIFTING TO NORTHWEST WITH GUSTS TO 25 MPH IN THE  
AFTERNOON.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS 55 TO 60. BREEZY.   
FRIDAY AND FRIDAY NIGHT
 
CLEAR. HIGHS 86 TO 91. LOWS 53 TO 58.    
SATURDAY
 
SUNNY. HIGHS 95 TO 100.    
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS 58 TO 64.    
SUNDAY
 
MOSTLY SUNNY. HIGHS 86 TO 91. BREEZY.   
SUNDAY NIGHT AND MONDAY
 
MOSTLY CLOUDY. A 30 PERCENT CHANCE OF  
SHOWERS. NOT AS WARM. LOWS 51 TO 56. HIGHS 71 TO 76. BREEZY.  
 

 
TEMPERATURE  
BOISE 83 57 90  
MOUNTAIN HOME 84 51 92  
 

 
=  
 
IDZ016-271700-  
WESTERN MAGIC VALLEY-  
311 AM MDT TUE MAY 27 2025  
   
TODAY
 
SUNNY. HIGHS 80 TO 85. WEST WINDS 10 TO 15 MPH WITH  
GUSTS TO 25 MPH.    
TONIGHT
 
MOSTLY CLEAR. LOWS 50 TO 55. SOUTHWEST WINDS 10 TO  
15 MPH. GUSTS TO 25 MPH IN THE EVENING.    
WEDNESDAY
 
MOSTLY SUNNY. HIGHS 86 TO 91. LIGHT WINDS IN THE  
MORNING, BECOMING NORTH AROUND 10 MPH IN THE AFTERNOON.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.  
LOWS 54 TO 59. NORTHWEST WINDS AROUND 10 MPH IN THE EVENING,  
SHIFTING TO SOUTHEAST AFTER MIDNIGHT.    
THURSDAY
 
SUNNY. HIGHS 90 TO 95. EAST WINDS AROUND 10 MPH IN  
THE MORNING, SHIFTING TO NORTHWEST IN THE AFTERNOON.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS 55 TO 60.    
FRIDAY AND FRIDAY NIGHT
 
CLEAR. HIGHS 85 TO 90. LOWS 52 TO 57.    
SATURDAY
 
SUNNY. HIGHS 93 TO 98.    
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS 57 TO 62.    
SUNDAY
 
MOSTLY SUNNY. HIGHS 86 TO 91.    
SUNDAY NIGHT
 
A SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING.  
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS. CHANCE OF RAIN  
20 PERCENT. LOWS 52 TO 57.    
MONDAY
 
PARTLY CLOUDY WITH A 30 PERCENT CHANCE OF SHOWERS. NOT  
AS WARM WITH HIGHS 70 TO 75. BREEZY.  
 

 
TEMPERATURE  
JEROME 81 52 87  
TWIN FALLS 81 53 87  
 

 
=  
 
IDZ029-271700-  
OWYHEE MOUNTAINS-  
311 AM MDT TUE MAY 27 2025  
   
TODAY
 
SUNNY. HIGHS 72 TO 78.    
TONIGHT
 
MOSTLY CLEAR. LOWS 50 TO 57.    
WEDNESDAY
 
MOSTLY SUNNY. HIGHS 81 TO 86.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.  
LOWS 55 TO 61.    
THURSDAY
 
SUNNY. HIGHS 82 TO 87.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS 50 TO 56. BREEZY.   
FRIDAY AND FRIDAY NIGHT
 
CLEAR. HIGHS 78 TO 85. LOWS 51 TO 58.    
SATURDAY
 
SUNNY. HIGHS 87 TO 93.    
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS 56 TO 61.    
SUNDAY
 
MOSTLY SUNNY. NOT AS WARM WITH HIGHS 78 TO 83.    
SUNDAY NIGHT
 
MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF RAIN  
SHOWERS. LOWS 47 TO 53. BREEZY.   
MONDAY
 
PARTLY CLOUDY WITH A 30 PERCENT CHANCE OF RAIN SHOWERS.  
MUCH COOLER WITH HIGHS 64 TO 69. BREEZY.  
 

 
=  
 
IDZ015-271700-  
SOUTHWEST HIGHLANDS-  
311 AM MDT TUE MAY 27 2025  
   
TODAY
 
SUNNY. HIGHS 75 TO 80.    
TONIGHT
 
MOSTLY CLEAR. LOWS 49 TO 54.    
WEDNESDAY
 
MOSTLY SUNNY. HIGHS 82 TO 89.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.  
LOWS 53 TO 58.    
THURSDAY
 
SUNNY. HIGHS 84 TO 91.    
THURSDAY NIGHT
 
DECREASING CLOUDS. LOWS 51 TO 57.    
FRIDAY AND FRIDAY NIGHT
 
CLEAR. HIGHS 82 TO 87. LOWS 49 TO 56.    
SATURDAY
 
SUNNY. HIGHS 89 TO 96.    
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS 55 TO 61.    
SUNDAY
 
MOSTLY SUNNY. HIGHS 83 TO 88.    
SUNDAY NIGHT
 
A SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING.  
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. CHANCE OF RAIN  
40 PERCENT. LOWS 48 TO 53. BREEZY.   
MONDAY
 
PARTLY CLOUDY WITH A 40 PERCENT CHANCE OF RAIN SHOWERS.  
MUCH COOLER WITH HIGHS 67 TO 72. BREEZY.  
 

 
=  
 
IDZ030-271700-  
SOUTHERN TWIN FALLS COUNTY-  
311 AM MDT TUE MAY 27 2025  
   
TODAY
 
SUNNY. HIGHS 76 TO 81.    
TONIGHT
 
MOSTLY CLEAR. LOWS 51 TO 56.    
WEDNESDAY
 
MOSTLY SUNNY. HIGHS 82 TO 87.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.  
LOWS 54 TO 59.    
THURSDAY
 
SUNNY. HIGHS 86 TO 92.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS 54 TO 59.    
FRIDAY AND FRIDAY NIGHT
 
CLEAR. HIGHS 82 TO 87. LOWS 51 TO 56.    
SATURDAY
 
SUNNY. HIGHS 90 TO 95.    
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS 57 TO 62.    
SUNDAY
 
MOSTLY SUNNY. HIGHS 84 TO 89.    
SUNDAY NIGHT
 
A SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING.  
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. CHANCE OF RAIN  
30 PERCENT. LOWS 50 TO 55.    
MONDAY
 
PARTLY CLOUDY WITH A 50 PERCENT CHANCE OF SHOWERS. MUCH  
COOLER WITH HIGHS 68 TO 73.  
 

 
=  
 
ORZ062-271700-  
BAKER COUNTY-  
211 AM PDT TUE MAY 27 2025  
   
TODAY
 
SUNNY. HIGHS 74 TO 83. NORTHWEST WINDS UP TO 10 MPH WITH  
GUSTS TO 20 MPH.    
TONIGHT
 
MOSTLY CLEAR. LOWS 46 TO 55. NORTHWEST WINDS UP TO  
10 MPH WITH GUSTS TO 20 MPH.    
WEDNESDAY
 
SUNNY. HIGHS 83 TO 92. LIGHT WINDS.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS 51 TO 61. EAST WINDS UP TO  
10 MPH IN THE EVENING, BECOMING LIGHT AFTER MIDNIGHT.    
THURSDAY
 
SUNNY. HIGHS 78 TO 88. BREEZY. NORTHWEST WINDS UP TO  
10 MPH WITH GUSTS TO 20 MPH IN THE MORNING, INCREASING TO 10 TO  
20 MPH WITH GUSTS TO 30 MPH IN THE AFTERNOON.    
THURSDAY NIGHT
 
MOSTLY CLEAR. COOLER WITH LOWS 42 TO 52.  
BREEZY.   
FRIDAY AND FRIDAY NIGHT
 
CLEAR. HIGHS 80 TO 89. LOWS 47 TO 57.    
SATURDAY
 
SUNNY. HIGHS 87 TO 96.    
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS 50 TO 60.    
SUNDAY
 
MOSTLY SUNNY. NOT AS WARM WITH HIGHS 74 TO 84. BREEZY.   
SUNDAY NIGHT
 
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN  
SHOWERS. LOWS 42 TO 50. BREEZY.   
MONDAY
 
PARTLY CLOUDY WITH A 30 PERCENT CHANCE OF RAIN SHOWERS.  
COOLER WITH HIGHS 64 TO 74. BREEZY.  
 

 
TEMPERATURE  
BAKER CITY 77 46 88  
 

 
=  
 
ORZ061-271700-  
HARNEY COUNTY-  
211 AM PDT TUE MAY 27 2025  
   
TODAY
 
SUNNY. HIGHS 75 TO 80. NORTHEAST WINDS UP TO 10 MPH.    
TONIGHT
 
MOSTLY CLEAR. LOWS 47 TO 54. NORTHEAST WINDS UP TO  
10 MPH.    
WEDNESDAY
 
SUNNY. HIGHS 84 TO 89. EAST WINDS UP TO 10 MPH.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.  
LOWS 51 TO 58. EAST WINDS AROUND 10 MPH IN THE EVENING, SHIFTING  
TO WEST UP TO 10 MPH AFTER MIDNIGHT.    
THURSDAY
 
SUNNY. HIGHS 79 TO 86. WEST WINDS 10 TO 15 MPH.    
THURSDAY NIGHT
 
DECREASING CLOUDS. LOWS 43 TO 51.    
FRIDAY AND FRIDAY NIGHT
 
CLEAR. HIGHS 81 TO 88. LOWS 48 TO 58.    
SATURDAY AND SATURDAY NIGHT
 
MOSTLY CLEAR. HIGHS 90 TO 96. LOWS  
50 TO 57.    
SUNDAY
 
MOSTLY SUNNY. NOT AS WARM WITH HIGHS 75 TO 82.    
SUNDAY NIGHT
 
INCREASING CLOUDS. A 30 PERCENT CHANCE OF RAIN  
SHOWERS. COLDER WITH LOWS 40 TO 46. BREEZY.   
MONDAY
 
PARTLY CLOUDY. A CHANCE OF RAIN SHOWERS, MAINLY IN THE  
AFTERNOON. CHANCE OF RAIN 30 PERCENT. COOLER WITH HIGHS 64 TO 69.  
 

 
TEMPERATURE  
BURNS 78 47 88  
 

 
=  
 
ORZ063-271700-  
MALHEUR COUNTY-  
311 AM MDT TUE MAY 27 2025 /211 AM PDT TUE MAY 27 2025/  
   
TODAY
 
SUNNY. HIGHS 77 TO 83. NORTH WINDS UP TO 10 MPH.    
TONIGHT
 
MOSTLY CLEAR. LOWS 49 TO 58. NORTH WINDS UP TO 10 MPH.   
WEDNESDAY
 
SUNNY. HIGHS 85 TO 92. NORTHEAST WINDS UP TO 10 MPH.   
WEDNESDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.  
LOWS 54 TO 63. EAST WINDS AROUND 10 MPH IN THE EVENING, SHIFTING  
TO SOUTHWEST UP TO 10 MPH AFTER MIDNIGHT.    
THURSDAY
 
SUNNY. HIGHS 84 TO 92. WEST WINDS 10 TO 15 MPH.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS 49 TO 57. BREEZY.   
FRIDAY AND FRIDAY NIGHT
 
CLEAR. HIGHS 83 TO 90. LOWS 51 TO 60.    
SATURDAY
 
SUNNY. HIGHS 91 TO 98.    
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS 55 TO 63.    
SUNDAY
 
MOSTLY SUNNY. NOT AS WARM WITH HIGHS 80 TO 88.    
SUNDAY NIGHT AND MONDAY
 
MOSTLY CLOUDY. A 30 PERCENT CHANCE OF  
RAIN SHOWERS. NOT AS WARM. LOWS 46 TO 54. HIGHS 67 TO 74. BREEZY.  
 

 
=  
 
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