227  
FPUS55 KBOI 202031  
ZFPBOI  
 
ZONE FORECASTS FOR SOUTHWEST IDAHO/SOUTHEAST OREGON  
NATIONAL WEATHER SERVICE BOISE ID  
230 PM MDT THU AUG 20 2026  
 
SPOT TEMPERATURES ARE FOR TONIGHT, FRIDAY, FRIDAY NIGHT, AND  
SATURDAY.  
 
IDZ011-210400-  
WEST CENTRAL MOUNTAINS-  
230 PM MDT THU AUG 20 2026  
   
TONIGHT
 
MOSTLY CLOUDY. LOWS 53 TO 65.    
FRIDAY
 
MOSTLY SUNNY. HIGHS 87 TO 101.    
FRIDAY NIGHT
 
MOSTLY CLOUDY. LOWS 57 TO 68.    
SATURDAY
 
DECREASING CLOUDS. A CHANCE OF SHOWERS. A SLIGHT  
CHANCE OF THUNDERSTORMS. THUNDERSTORMS MAY PRODUCE GUSTY WINDS IN  
THE AFTERNOON. CHANCE OF RAIN 30 PERCENT. HIGHS 79 TO 92.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS 48 TO 59.    
SUNDAY AND SUNDAY NIGHT
 
MOSTLY CLEAR. HIGHS 73 TO 86. LOWS  
47 TO 57.    
MONDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF RAIN SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON. CHANCE OF RAIN 20 PERCENT. HIGHS  
76 TO 90.    
MONDAY NIGHT
 
PARTLY CLOUDY. LOWS 50 TO 60.    
TUESDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON. CHANCE OF RAIN 20 PERCENT. HIGHS  
77 TO 90.    
TUESDAY NIGHT THROUGH WEDNESDAY NIGHT
 
PARTLY CLOUDY. LOWS  
49 TO 60. HIGHS 76 TO 89.    
THURSDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF RAIN SHOWERS IN THE  
AFTERNOON. CHANCE OF RAIN 20 PERCENT. HIGHS 74 TO 88.  
 

 
TEMPERATURE  
MCCALL 52 95 57 87  
 

 
=  
 
IDZ013-210400-  
BOISE MOUNTAINS-  
230 PM MDT THU AUG 20 2026  
   
TONIGHT
 
DECREASING CLOUDS. PATCHY SMOKE. LOWS 52 TO 66.    
FRIDAY
 
MOSTLY SUNNY. PATCHY SMOKE. HIGHS 88 TO 102.    
FRIDAY NIGHT
 
INCREASING CLOUDS. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE EVENING. THUNDERSTORMS MAY PRODUCE GUSTY  
WINDS IN THE EVENING. CHANCE OF RAIN 20 PERCENT. LOWS 55 TO 70.    
SATURDAY
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. A SLIGHT  
CHANCE OF THUNDERSTORMS. THUNDERSTORMS MAY PRODUCE GUSTY WINDS IN  
THE AFTERNOON. CHANCE OF RAIN 30 PERCENT. HIGHS 80 TO 95.    
SATURDAY NIGHT
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS  
AND THUNDERSTORMS. CHANCE OF RAIN 20 PERCENT. LOWS 47 TO 62.    
SUNDAY AND SUNDAY NIGHT
 
MOSTLY CLEAR. HIGHS 75 TO 90. LOWS  
44 TO 59.    
MONDAY THROUGH TUESDAY
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF  
RAIN SHOWERS AND THUNDERSTORMS. CHANCE OF RAIN 20 PERCENT. HIGHS  
78 TO 93. LOWS 45 TO 60.    
TUESDAY NIGHT
 
PARTLY CLOUDY. A SLIGHT CHANCE OF RAIN SHOWERS  
IN THE EVENING. CHANCE OF RAIN 20 PERCENT. LOWS 45 TO 60.    
WEDNESDAY AND WEDNESDAY NIGHT
 
PARTLY CLOUDY. HIGHS 78 TO 93.  
LOWS 45 TO 60.    
THURSDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF RAIN SHOWERS IN THE  
AFTERNOON. CHANCE OF RAIN 20 PERCENT. HIGHS 77 TO 91.  
 

 
TEMPERATURE  
IDAHO CITY 52 101 57 94  
 

 
=  
 
IDZ028-210400-  
CAMAS PRAIRIE-  
230 PM MDT THU AUG 20 2026  
   
TONIGHT
 
DECREASING CLOUDS. PATCHY SMOKE AFTER MIDNIGHT. LOWS  
49 TO 56. WEST WINDS 10 TO 15 MPH. GUSTS TO 25 MPH THIS EVENING.    
FRIDAY
 
PATCHY SMOKE IN THE MORNING. MOSTLY SUNNY. HIGHS 95 TO  
100. NORTH WINDS AROUND 10 MPH IN THE MORNING, SHIFTING TO  
SOUTHEAST IN THE AFTERNOON. GUSTS TO 20 MPH.    
FRIDAY NIGHT
 
MOSTLY CLOUDY. LOWS 57 TO 62. BREEZY. SOUTH WINDS  
10 TO 20 MPH WITH GUSTS TO 30 MPH.    
SATURDAY
 
PARTLY CLOUDY. A CHANCE OF SHOWERS WITH A SLIGHT  
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. THUNDERSTORMS MAY  
PRODUCE GUSTY WINDS IN THE AFTERNOON. CHANCE OF RAIN 30 PERCENT.  
HIGHS 87 TO 92. SOUTHEAST WINDS 10 TO 15 MPH.    
SATURDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS WITH A  
SLIGHT CHANCE OF THUNDERSTORMS. CHANCE OF RAIN 30 PERCENT. LOWS  
50 TO 55. SOUTHWEST WINDS 10 TO 15 MPH. GUSTS TO 25 MPH IN THE  
EVENING.    
SUNDAY AND SUNDAY NIGHT
 
PARTLY CLOUDY. HIGHS 83 TO 88. LOWS  
49 TO 54.    
MONDAY AND MONDAY NIGHT
 
PARTLY CLOUDY. A SLIGHT CHANCE OF  
SHOWERS AND THUNDERSTORMS. CHANCE OF RAIN 20 PERCENT. HIGHS 82 TO  
87. LOWS 48 TO 53.    
TUESDAY
 
MOSTLY SUNNY. HIGHS 84 TO 89.    
TUESDAY NIGHT
 
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS IN  
THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT. CHANCE OF RAIN  
20 PERCENT. LOWS 49 TO 55.    
WEDNESDAY THROUGH THURSDAY
 
PARTLY CLOUDY. HIGHS 83 TO 89. LOWS  
48 TO 54.  
 

 
TEMPERATURE  
FAIRFIELD 49 97 57 90  
 

 
=  
 
IDZ033-210400-  
UPPER WEISER RIVER-  
230 PM MDT THU AUG 20 2026  
   
..HEAT ADVISORY IN EFFECT UNTIL 9 PM MDT FRIDAY
 
 
   
TONIGHT
 
MOSTLY CLOUDY. LOWS 64 TO 70. SOUTH WINDS UP TO 10 MPH  
THIS EVENING, SHIFTING TO NORTHEAST AFTER MIDNIGHT. GUSTS TO  
25 MPH.    
FRIDAY
 
MOSTLY SUNNY. HIGHS 97 TO 104. NORTHEAST WINDS 10 TO  
15 MPH IN THE MORNING, SHIFTING TO SOUTH IN THE AFTERNOON.    
FRIDAY NIGHT
 
MOSTLY CLOUDY. LOWS 68 TO 73. SOUTHWEST WINDS  
10 TO 15 MPH WITH GUSTS TO 25 MPH.    
SATURDAY
 
DECREASING CLOUDS. HIGHS 91 TO 97. SOUTH WINDS 10 TO  
15 MPH WITH GUSTS TO 30 MPH.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS 60 TO 66. SOUTHWEST WINDS  
10 TO 15 MPH IN THE EVENING, SHIFTING TO NORTHWEST AFTER  
MIDNIGHT. GUSTS TO 25 MPH.    
SUNDAY AND SUNDAY NIGHT
 
MOSTLY CLEAR. HIGHS 85 TO 91. LOWS  
57 TO 62.    
MONDAY AND MONDAY NIGHT
 
PARTLY CLOUDY. HIGHS 87 TO 93. LOWS  
60 TO 65.    
TUESDAY
 
SUNNY. HIGHS 88 TO 94.    
TUESDAY NIGHT THROUGH THURSDAY
 
PARTLY CLOUDY. LOWS 59 TO 66.  
HIGHS 86 TO 93.  
 

 
TEMPERATURE  
COUNCIL 66 104 70 97  
CAMBRIDGE 64 102 68 96  
 

 
=  
 
ORZ064-210400-  
OREGON LOWER TREASURE VALLEY-  
230 PM MDT THU AUG 20 2026 /130 PM PDT THU AUG 20 2026/  
   
..HEAT ADVISORY IN EFFECT UNTIL 9 PM MDT /8 PM PDT/ FRIDAY
 
 
   
TONIGHT
 
MOSTLY CLOUDY. PATCHY SMOKE AFTER MIDNIGHT. LOWS 63 TO  
70. SOUTH WINDS UP TO 10 MPH THIS EVENING, SHIFTING TO WEST AFTER  
MIDNIGHT. GUSTS TO 20 MPH.    
FRIDAY
 
PATCHY SMOKE IN THE MORNING. PARTLY SUNNY. HIGHS 98 TO  
103. NORTHWEST WINDS UP TO 10 MPH IN THE MORNING, BECOMING LIGHT  
IN THE AFTERNOON.    
FRIDAY NIGHT
 
MOSTLY CLOUDY. LOWS 68 TO 73. SOUTHWEST WINDS  
10 TO 15 MPH WITH GUSTS TO 30 MPH.    
SATURDAY
 
DECREASING CLOUDS. HIGHS 94 TO 99. SOUTHWEST WINDS  
10 TO 15 MPH WITH GUSTS TO 30 MPH.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS 62 TO 67. BREEZY. WEST  
WINDS 10 TO 20 MPH WITH GUSTS TO 30 MPH.    
SUNDAY AND SUNDAY NIGHT
 
MOSTLY CLEAR. HIGHS 89 TO 94. LOWS  
59 TO 65.    
MONDAY THROUGH THURSDAY
 
PARTLY CLOUDY. HIGHS 90 TO 97. LOWS  
60 TO 68.  
 

 
TEMPERATURE  
ONTARIO 63 100 68 97  
 

 
=  
 
IDZ012-210400-  
LOWER TREASURE VALLEY-  
230 PM MDT THU AUG 20 2026  
   
..HEAT ADVISORY IN EFFECT UNTIL 9 PM MDT FRIDAY
 
 
   
TONIGHT
 
MOSTLY CLOUDY. LOWS 61 TO 68. WEST WINDS UP TO 10 MPH.   
FRIDAY
 
MOSTLY SUNNY. HIGHS 97 TO 103. EAST WINDS UP TO 10 MPH.   
FRIDAY NIGHT
 
MOSTLY CLOUDY. LOWS 67 TO 72. SOUTH WINDS 10 TO  
15 MPH WITH GUSTS TO 30 MPH.    
SATURDAY
 
DECREASING CLOUDS. HIGHS 94 TO 99. SOUTHEAST WINDS  
10 TO 15 MPH WITH GUSTS TO 25 MPH.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS 61 TO 66. WEST WINDS 10 TO  
15 MPH.    
SUNDAY AND SUNDAY NIGHT
 
MOSTLY CLEAR. HIGHS 88 TO 93. LOWS  
58 TO 63.    
MONDAY
 
MOSTLY SUNNY. HIGHS 89 TO 94.    
MONDAY NIGHT
 
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS IN THE  
EVENING. CHANCE OF RAIN 20 PERCENT. LOWS 59 TO 64.    
TUESDAY THROUGH THURSDAY
 
PARTLY CLOUDY. HIGHS 89 TO 96. LOWS  
59 TO 65.  
 

 
TEMPERATURE  
CALDWELL 61 100 68 96  
 

 
=  
 
IDZ014-210400-  
UPPER TREASURE VALLEY-  
230 PM MDT THU AUG 20 2026  
   
..HEAT ADVISORY IN EFFECT UNTIL 9 PM MDT FRIDAY
 
 
   
TONIGHT
 
DECREASING CLOUDS. PATCHY SMOKE AFTER MIDNIGHT. LOWS  
61 TO 68. NORTHWEST WINDS 10 TO 15 MPH. GUSTS TO 25 MPH THIS  
EVENING.    
FRIDAY
 
PATCHY SMOKE IN THE MORNING. MOSTLY SUNNY. HIGHS 99 TO  
104. SOUTHEAST WINDS 10 TO 15 MPH. GUSTS TO 25 MPH IN THE  
AFTERNOON.    
FRIDAY NIGHT
 
MOSTLY CLOUDY. LOWS 67 TO 73. WINDY. SOUTH WINDS  
15 TO 25 MPH WITH GUSTS TO 40 MPH IN THE EVENING, BECOMING  
SOUTHEAST 10 TO 15 MPH WITH GUSTS TO 30 MPH AFTER MIDNIGHT.    
SATURDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN PARTLY CLOUDY WITH  
A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.  
THUNDERSTORMS MAY PRODUCE GUSTY WINDS IN THE AFTERNOON. CHANCE OF  
RAIN 20 PERCENT. HIGHS 95 TO 100. SOUTHEAST WINDS 10 TO 15 MPH IN  
THE MORNING, SHIFTING TO SOUTHWEST IN THE AFTERNOON.    
SATURDAY NIGHT
 
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS  
AND THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY AFTER  
MIDNIGHT. THUNDERSTORMS MAY PRODUCE GUSTY WINDS IN THE EVENING.  
CHANCE OF RAIN 20 PERCENT. LOWS 60 TO 65. WEST WINDS 10 TO  
15 MPH.    
SUNDAY
 
SUNNY. HIGHS 89 TO 94.    
SUNDAY NIGHT
 
INCREASING CLOUDS. LOWS 57 TO 63.    
MONDAY
 
PARTLY CLOUDY. A CHANCE OF SHOWERS, MAINLY IN THE  
AFTERNOON. CHANCE OF RAIN 30 PERCENT. HIGHS 89 TO 94.    
MONDAY NIGHT
 
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS IN THE  
EVENING. CHANCE OF RAIN 20 PERCENT. LOWS 58 TO 64.    
TUESDAY THROUGH THURSDAY
 
PARTLY CLOUDY. HIGHS 90 TO 97. LOWS  
58 TO 65.  
 

 
TEMPERATURE  
BOISE 68 100 73 96  
MOUNTAIN HOME 63 104 69 98  
 

 
=  
 
IDZ016-210400-  
WESTERN MAGIC VALLEY-  
230 PM MDT THU AUG 20 2026  
   
..HEAT ADVISORY IN EFFECT UNTIL 9 PM MDT FRIDAY
 
 
   
TONIGHT
 
DECREASING CLOUDS. PATCHY SMOKE AFTER MIDNIGHT. LOWS  
61 TO 66. SOUTH WINDS 10 TO 15 MPH. GUSTS TO 25 MPH THIS EVENING.   
FRIDAY
 
PATCHY SMOKE IN THE MORNING. MOSTLY SUNNY. HIGHS 96 TO  
102. EAST WINDS 10 TO 15 MPH.    
FRIDAY NIGHT
 
MOSTLY CLOUDY. LOWS 66 TO 71. BREEZY. SOUTHEAST  
WINDS 10 TO 20 MPH WITH GUSTS TO 35 MPH.    
SATURDAY
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. A SLIGHT  
CHANCE OF THUNDERSTORMS. THUNDERSTORMS MAY PRODUCE GUSTY WINDS IN  
THE AFTERNOON. CHANCE OF RAIN 30 PERCENT. HIGHS 90 TO 96.  
SOUTHEAST WINDS 10 TO 15 MPH WITH GUSTS TO 25 MPH.    
SATURDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS WITH A  
SLIGHT CHANCE OF THUNDERSTORMS. CHANCE OF RAIN 30 PERCENT. LOWS  
62 TO 67. SOUTH WINDS 10 TO 15 MPH WITH GUSTS TO 25 MPH.    
SUNDAY
 
PARTLY CLOUDY. A CHANCE OF SHOWERS WITH A SLIGHT CHANCE  
OF THUNDERSTORMS IN THE AFTERNOON. CHANCE OF RAIN 30 PERCENT.  
HIGHS 86 TO 91.    
SUNDAY NIGHT
 
INCREASING CLOUDS. LOWS 58 TO 63.    
MONDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS IN THE  
MORNING, THEN A CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. CHANCE OF RAIN 30 PERCENT. HIGHS  
85 TO 90.    
MONDAY NIGHT
 
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT.  
CHANCE OF RAIN 20 PERCENT. LOWS 57 TO 62.    
TUESDAY
 
MOSTLY SUNNY. HIGHS 88 TO 93.    
TUESDAY NIGHT
 
DECREASING CLOUDS. LOWS 59 TO 64.    
WEDNESDAY THROUGH THURSDAY
 
PARTLY CLOUDY. HIGHS 86 TO 93. LOWS  
58 TO 63.  
 

 
TEMPERATURE  
JEROME 65 96 68 90  
TWIN FALLS 66 97 70 92  
 

 
=  
 
IDZ029-210400-  
OWYHEE MOUNTAINS-  
230 PM MDT THU AUG 20 2026  
   
TONIGHT
 
MOSTLY CLOUDY. LOWS 61 TO 70.    
FRIDAY
 
PARTLY SUNNY. HIGHS 91 TO 99.    
FRIDAY NIGHT
 
MOSTLY CLOUDY. LOWS 62 TO 72. BREEZY.   
SATURDAY
 
DECREASING CLOUDS. A SLIGHT CHANCE OF SHOWERS. A  
SLIGHT CHANCE OF THUNDERSTORMS. THUNDERSTORMS MAY PRODUCE GUSTY  
WINDS IN THE AFTERNOON. CHANCE OF RAIN 20 PERCENT. HIGHS 87 TO  
92. BREEZY.   
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS 55 TO 65.    
SUNDAY
 
SUNNY. HIGHS 81 TO 88.    
SUNDAY NIGHT
 
INCREASING CLOUDS. LOWS 55 TO 62.    
MONDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS IN THE  
MORNING, THEN A CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. CHANCE OF RAIN 30 PERCENT. HIGHS  
82 TO 89.    
MONDAY NIGHT AND TUESDAY
 
PARTLY CLOUDY. A 20 PERCENT CHANCE OF  
SHOWERS. LOWS 56 TO 64. HIGHS 84 TO 91.    
TUESDAY NIGHT THROUGH THURSDAY
 
PARTLY CLOUDY. LOWS 55 TO 65.  
HIGHS 82 TO 90.  
 

 
=  
 
IDZ015-210400-  
SOUTHWEST HIGHLANDS-  
230 PM MDT THU AUG 20 2026  
   
TONIGHT
 
PARTLY CLOUDY. LOWS 60 TO 66.    
FRIDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON. THUNDERSTORMS MAY PRODUCE GUSTY  
WINDS IN THE AFTERNOON. CHANCE OF RAIN 20 PERCENT. HIGHS 95 TO  
100. BREEZY.   
FRIDAY NIGHT
 
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE EVENING. THUNDERSTORMS MAY PRODUCE GUSTY  
WINDS IN THE EVENING. CHANCE OF RAIN 20 PERCENT. LOWS 63 TO 69.  
WINDY. SOUTH WINDS AROUND 25 MPH WITH GUSTS TO 40 MPH IN THE  
EVENING.    
SATURDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN PARTLY CLOUDY WITH  
A CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS IN THE  
AFTERNOON. THUNDERSTORMS MAY PRODUCE GUSTY WINDS IN THE  
AFTERNOON. CHANCE OF RAIN 30 PERCENT. HIGHS 89 TO 95.    
SATURDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS WITH A  
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING. THUNDERSTORMS MAY  
PRODUCE GUSTY WINDS IN THE EVENING. CHANCE OF RAIN 30 PERCENT.  
LOWS 59 TO 64. BREEZY.   
SUNDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF THUNDERSTORMS IN THE  
AFTERNOON. HIGHS 86 TO 91.    
SUNDAY NIGHT
 
PARTLY CLOUDY. LOWS 56 TO 61.    
MONDAY
 
DECREASING CLOUDS. A CHANCE OF SHOWERS. A CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. CHANCE OF RAIN 40 PERCENT. HIGHS  
84 TO 90.    
MONDAY NIGHT
 
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE EVENING. CHANCE OF RAIN 20 PERCENT. LOWS  
55 TO 60.    
TUESDAY AND TUESDAY NIGHT
 
PARTLY CLOUDY. A 20 PERCENT CHANCE  
OF SHOWERS. HIGHS 87 TO 92. LOWS 56 TO 62.    
WEDNESDAY AND WEDNESDAY NIGHT
 
PARTLY CLOUDY. HIGHS 87 TO 92.  
LOWS 56 TO 61.    
THURSDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS IN THE  
AFTERNOON. CHANCE OF RAIN 20 PERCENT. HIGHS 86 TO 91.  
 

 
=  
 
IDZ030-210400-  
SOUTHERN TWIN FALLS COUNTY-  
230 PM MDT THU AUG 20 2026  
   
TONIGHT
 
DECREASING CLOUDS. LOWS 61 TO 67.    
FRIDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON. THUNDERSTORMS MAY PRODUCE GUSTY  
WINDS IN THE AFTERNOON. CHANCE OF RAIN 20 PERCENT. HIGHS 96 TO  
101.    
FRIDAY NIGHT
 
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE EVENING. THUNDERSTORMS MAY PRODUCE GUSTY  
WINDS IN THE EVENING. CHANCE OF RAIN 20 PERCENT. LOWS 67 TO 72.  
WINDY. SOUTH WINDS AROUND 25 MPH IN THE EVENING. GUSTS TO 35 MPH.   
SATURDAY
 
A CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF  
THUNDERSTORMS IN THE MORNING, THEN SHOWERS LIKELY WITH A SLIGHT  
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. THUNDERSTORMS MAY  
PRODUCE GUSTY WINDS IN THE AFTERNOON. CHANCE OF RAIN 60 PERCENT.  
HIGHS 90 TO 95.    
SATURDAY NIGHT
 
A SLIGHT CHANCE OF THUNDERSTORMS. SHOWERS  
LIKELY, MAINLY IN THE EVENING. CHANCE OF RAIN 60 PERCENT. LOWS  
63 TO 68.    
SUNDAY
 
SHOWERS LIKELY WITH A CHANCE OF THUNDERSTORMS IN THE  
AFTERNOON. CHANCE OF RAIN 60 PERCENT. HIGHS 85 TO 90.    
SUNDAY NIGHT
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE EVENING, THEN MOSTLY CLOUDY AFTER MIDNIGHT.  
CHANCE OF RAIN 20 PERCENT. LOWS 59 TO 64.    
MONDAY
 
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS IN THE  
MORNING, THEN SHOWERS LIKELY WITH A CHANCE OF THUNDERSTORMS IN  
THE AFTERNOON. CHANCE OF RAIN 60 PERCENT. HIGHS 84 TO 89.    
MONDAY NIGHT
 
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT.  
CHANCE OF RAIN 20 PERCENT. LOWS 57 TO 62.    
TUESDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON. CHANCE OF RAIN 20 PERCENT. HIGHS  
86 TO 91.    
TUESDAY NIGHT
 
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS IN THE  
EVENING. CHANCE OF RAIN 20 PERCENT. LOWS 60 TO 65.    
WEDNESDAY AND WEDNESDAY NIGHT
 
PARTLY CLOUDY. HIGHS 86 TO 91.  
LOWS 59 TO 64.    
THURSDAY
 
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF SHOWERS.  
HIGHS 86 TO 91.  
 

 
=  
 
ORZ062-210400-  
BAKER COUNTY-  
130 PM PDT THU AUG 20 2026  
   
TONIGHT
 
MOSTLY CLOUDY. PATCHY SMOKE AFTER MIDNIGHT. LOWS 53 TO  
67. NORTHWEST WINDS 10 TO 15 MPH WITH GUSTS TO 25 MPH.    
FRIDAY
 
PATCHY SMOKE IN THE MORNING. PARTLY SUNNY. HIGHS 94 TO  
102. EAST WINDS UP TO 10 MPH.    
FRIDAY NIGHT
 
MOSTLY CLOUDY. PATCHY SMOKE AFTER MIDNIGHT. LOWS  
56 TO 68. WEST WINDS 10 TO 15 MPH WITH GUSTS TO 25 MPH.    
SATURDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN PARTLY CLOUDY WITH  
A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.  
THUNDERSTORMS MAY PRODUCE GUSTY WINDS IN THE AFTERNOON. CHANCE OF  
RAIN 20 PERCENT. HIGHS 88 TO 97. BREEZY. SOUTH WINDS 10 TO 20 MPH  
WITH GUSTS TO 30 MPH.    
SATURDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.  
COOLER WITH LOWS 45 TO 58. BREEZY. WEST WINDS 10 TO 20 MPH WITH  
GUSTS TO 35 MPH.    
SUNDAY THROUGH MONDAY
 
MOSTLY CLEAR. HIGHS 83 TO 93. LOWS 44 TO  
58.    
MONDAY NIGHT
 
PARTLY CLOUDY. LOWS 48 TO 61.    
TUESDAY
 
SUNNY. HIGHS 86 TO 94.    
TUESDAY NIGHT THROUGH WEDNESDAY NIGHT
 
PARTLY CLOUDY. LOWS  
47 TO 61. HIGHS 85 TO 93.    
THURSDAY
 
SUNNY. HIGHS 83 TO 91.  
 

 
TEMPERATURE  
BAKER CITY 53 99 56 94  
 

 
=  
 
ORZ061-210400-  
HARNEY COUNTY-  
130 PM PDT THU AUG 20 2026  
   
TONIGHT
 
MOSTLY CLOUDY. LOWS 53 TO 63. WEST WINDS UP TO 10 MPH  
WITH GUSTS TO 20 MPH.    
FRIDAY
 
INCREASING CLOUDS. HIGHS 85 TO 95. LIGHT WINDS IN THE  
MORNING, BECOMING SOUTHWEST 10 TO 15 MPH IN THE AFTERNOON.    
FRIDAY NIGHT
 
MOSTLY CLOUDY. LOWS 56 TO 65. BREEZY. WEST WINDS  
10 TO 20 MPH WITH GUSTS TO 30 MPH.    
SATURDAY
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE MORNING, THEN SUNNY IN THE AFTERNOON. CHANCE  
OF RAIN 20 PERCENT. HIGHS 83 TO 92. BREEZY. SOUTHWEST WINDS 10 TO  
20 MPH. GUSTS TO 35 MPH IN THE AFTERNOON.    
SATURDAY NIGHT
 
MOSTLY CLEAR. COOLER WITH LOWS 44 TO 54. WINDY.  
WEST WINDS 15 TO 25 MPH WITH GUSTS TO 35 MPH IN THE EVENING,  
DECREASING TO 10 TO 15 MPH WITH GUSTS TO 25 MPH AFTER MIDNIGHT.    
SUNDAY AND SUNDAY NIGHT
 
MOSTLY CLEAR. HIGHS 78 TO 88. LOWS  
45 TO 56.    
MONDAY AND MONDAY NIGHT
 
PARTLY CLOUDY. A 20 PERCENT CHANCE OF  
SHOWERS. HIGHS 80 TO 90. LOWS 47 TO 57.    
TUESDAY THROUGH THURSDAY
 
PARTLY CLOUDY. HIGHS 80 TO 90. LOWS  
47 TO 57.  
 

 
TEMPERATURE  
BURNS 54 94 56 91  
 

 
=  
 
ORZ063-210400-  
MALHEUR COUNTY-  
230 PM MDT THU AUG 20 2026 /130 PM PDT THU AUG 20 2026/  
   
TONIGHT
 
MOSTLY CLOUDY. LOWS 58 TO 68. NORTHWEST WINDS 10 TO  
15 MPH THIS EVENING, SHIFTING TO SOUTH AFTER MIDNIGHT.    
FRIDAY
 
PARTLY SUNNY. HIGHS 96 TO 101. SOUTHEAST WINDS 10 TO  
15 MPH. GUSTS TO 25 MPH IN THE AFTERNOON.    
FRIDAY NIGHT
 
MOSTLY CLOUDY. LOWS 61 TO 71. SOUTHWEST WINDS  
10 TO 15 MPH WITH GUSTS TO 35 MPH.    
SATURDAY
 
DECREASING CLOUDS. HIGHS 91 TO 96. BREEZY. SOUTHWEST  
WINDS 10 TO 20 MPH WITH GUSTS TO 30 MPH.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS 54 TO 64. BREEZY. WEST  
WINDS 10 TO 20 MPH WITH GUSTS TO 30 MPH.    
SUNDAY
 
SUNNY. HIGHS 86 TO 91.    
SUNDAY NIGHT AND MONDAY
 
PARTLY CLOUDY. LOWS 53 TO 62. HIGHS  
88 TO 93.    
MONDAY NIGHT
 
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS IN THE  
EVENING. CHANCE OF RAIN 20 PERCENT. LOWS 53 TO 63.    
TUESDAY THROUGH THURSDAY
 
PARTLY CLOUDY. HIGHS 87 TO 94. LOWS  
53 TO 63.  
 

 
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