504
FPUS55 KBOI 210831
ZFPBOI
ZONE FORECASTS FOR SOUTHWEST IDAHO/SOUTHEAST OREGON
NATIONAL WEATHER SERVICE BOISE ID
230 AM MDT SUN JUN 21 2026
SPOT TEMPERATURES ARE FOR TODAY, TONIGHT, AND MONDAY.
IDZ011-211600-
WEST CENTRAL MOUNTAINS-
230 AM MDT SUN JUN 21 2026
TODAY
AREAS OF FOG THIS MORNING. SUNNY. HIGHS 68 TO 82.
TONIGHT
MOSTLY CLEAR. LOWS 42 TO 51.
MONDAY
SUNNY. HIGHS 69 TO 83.
MONDAY NIGHT
MOSTLY CLEAR. LOWS 43 TO 53.
TUESDAY
SUNNY. HIGHS 75 TO 89.
TUESDAY NIGHT THROUGH THURSDAY
MOSTLY CLEAR. LOWS 48 TO 58.
HIGHS 75 TO 90.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS 47 TO 57.
FRIDAY
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. A SLIGHT CHANCE
OF THUNDERSTORMS IN THE AFTERNOON. CHANCE OF RAIN 30 PERCENT.
COOLER WITH HIGHS 63 TO 76.
FRIDAY NIGHT
A SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING.
MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS. AREAS OF FOG AFTER
MIDNIGHT. CHANCE OF RAIN 40 PERCENT. LOWS 41 TO 50.
SATURDAY
AREAS OF FOG IN THE MORNING. RAIN SHOWERS LIKELY. A
SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. CHANCE OF RAIN
60 PERCENT. HIGHS 55 TO 69.
TEMPERATURE
MCCALL 76 43 77
=
IDZ013-211600-
BOISE MOUNTAINS-
230 AM MDT SUN JUN 21 2026
TODAY
AREAS OF FOG THIS MORNING. SUNNY. HIGHS 70 TO 84.
TONIGHT
MOSTLY CLEAR. LOWS 37 TO 52.
MONDAY
SUNNY. HIGHS 72 TO 86.
MONDAY NIGHT
CLEAR. LOWS 39 TO 54.
TUESDAY
SUNNY. HIGHS 78 TO 92.
TUESDAY NIGHT THROUGH THURSDAY
MOSTLY CLEAR. LOWS 44 TO 59.
HIGHS 79 TO 94.
THURSDAY NIGHT
INCREASING CLOUDS. LOWS 43 TO 58.
FRIDAY
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN SHOWERS.
HIGHS 68 TO 82.
FRIDAY NIGHT AND SATURDAY
PARTLY CLOUDY. A CHANCE OF RAIN
SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS. CHANCE OF RAIN
30 PERCENT. COOLER. LOWS 37 TO 52. HIGHS 59 TO 74. BREEZY.
TEMPERATURE
IDAHO CITY 83 41 85
=
IDZ028-211600-
CAMAS PRAIRIE-
230 AM MDT SUN JUN 21 2026
TODAY
SUNNY. HIGHS 76 TO 81. BREEZY. WEST WINDS UP TO 10 MPH
THIS MORNING, INCREASING TO 10 TO 20 MPH THIS AFTERNOON.
TONIGHT
MOSTLY CLEAR. LOWS 41 TO 46. BREEZY. WEST WINDS 10 TO
20 MPH.
MONDAY
SUNNY. HIGHS 79 TO 84. BREEZY. WEST WINDS AROUND 10 MPH
IN THE MORNING, INCREASING TO 15 TO 20 MPH IN THE AFTERNOON.
MONDAY NIGHT
CLEAR. LOWS 43 TO 48. NORTHWEST WINDS 10 TO
15 MPH. GUSTS TO 25 MPH IN THE EVENING.
TUESDAY
SUNNY. HIGHS 83 TO 88. LIGHT WINDS IN THE MORNING,
BECOMING SOUTHWEST AROUND 10 MPH WITH GUSTS TO 20 MPH IN THE
AFTERNOON.
TUESDAY NIGHT THROUGH THURSDAY
MOSTLY CLEAR. LOWS 48 TO 54.
HIGHS 84 TO 91. BREEZY.
THURSDAY NIGHT AND FRIDAY
PARTLY CLOUDY. LOWS 48 TO 53. HIGHS
77 TO 82. BREEZY.
FRIDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN CLEARING. LOWS
42 TO 47. BREEZY.
SATURDAY
PARTLY CLOUDY. A SLIGHT CHANCE OF RAIN SHOWERS IN THE
MORNING. CHANCE OF RAIN 20 PERCENT. COOLER WITH HIGHS 66 TO 71.
WINDY.
TEMPERATURE
FAIRFIELD 79 41 81
=
IDZ033-211600-
UPPER WEISER RIVER-
230 AM MDT SUN JUN 21 2026
TODAY
SUNNY. HIGHS 80 TO 86. NORTHWEST WINDS UP TO 10 MPH.
TONIGHT
MOSTLY CLEAR. LOWS 52 TO 57. NORTH WINDS 10 TO 15 MPH
WITH GUSTS TO 25 MPH.
MONDAY
SUNNY. HIGHS 82 TO 88. NORTH WINDS 10 TO 15 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS 54 TO 59. NORTH WINDS 10 TO
15 MPH.
TUESDAY
SUNNY. HIGHS 87 TO 93. NORTH WINDS 10 TO 15 MPH IN THE
MORNING, SHIFTING TO WEST IN THE AFTERNOON.
TUESDAY NIGHT THROUGH THURSDAY
MOSTLY CLEAR. LOWS 59 TO 64.
HIGHS 88 TO 96.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS 56 TO 61.
FRIDAY
PARTLY CLOUDY WITH A 30 PERCENT CHANCE OF SHOWERS. NOT
AS WARM WITH HIGHS 77 TO 82.
FRIDAY NIGHT AND SATURDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS
WITH A SLIGHT CHANCE OF THUNDERSTORMS. CHANCE OF RAIN 30 PERCENT.
LOWS 49 TO 54. HIGHS 70 TO 75.
TEMPERATURE
COUNCIL 85 54 87
CAMBRIDGE 86 53 88
=
ORZ064-211600-
OREGON LOWER TREASURE VALLEY-
230 AM MDT SUN JUN 21 2026 /130 AM PDT SUN JUN 21 2026/
TODAY
SUNNY. HIGHS 85 TO 90. NORTHWEST WINDS 10 TO 15 MPH.
TONIGHT
MOSTLY CLEAR. LOWS 55 TO 60. BREEZY. NORTHWEST WINDS
10 TO 20 MPH WITH GUSTS TO 30 MPH.
MONDAY
SUNNY. HIGHS 86 TO 91. NORTHWEST WINDS 10 TO 15 MPH.
MONDAY NIGHT
CLEAR. LOWS 57 TO 62. NORTH WINDS AROUND 10 MPH.
TUESDAY
SUNNY. HIGHS 91 TO 96. NORTHWEST WINDS AROUND 10 MPH
IN THE MORNING, BECOMING LIGHT IN THE AFTERNOON.
TUESDAY NIGHT THROUGH THURSDAY
MOSTLY CLEAR. LOWS 61 TO 67.
HIGHS 93 TO 98.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS 59 TO 64.
FRIDAY
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF SHOWERS. NOT
AS WARM WITH HIGHS 83 TO 88.
FRIDAY NIGHT
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING. CHANCE OF RAIN 20 PERCENT. LOWS
53 TO 58.
SATURDAY
SUNNY. HIGHS 76 TO 81. BREEZY.
TEMPERATURE
ONTARIO 88 56 90
=
IDZ012-211600-
LOWER TREASURE VALLEY-
230 AM MDT SUN JUN 21 2026
TODAY
SUNNY. HIGHS 84 TO 89. NORTHWEST WINDS 10 TO 15 MPH.
TONIGHT
MOSTLY CLEAR. LOWS 53 TO 58. NORTHWEST WINDS 10 TO
15 MPH.
MONDAY
SUNNY. HIGHS 86 TO 91. NORTHWEST WINDS 10 TO 15 MPH.
MONDAY NIGHT
CLEAR. LOWS 55 TO 60. NORTHWEST WINDS 10 TO
15 MPH.
TUESDAY
SUNNY. HIGHS 91 TO 96. NORTH WINDS UP TO 10 MPH.
TUESDAY NIGHT THROUGH THURSDAY
MOSTLY CLEAR. LOWS 59 TO 65.
HIGHS 92 TO 98.
THURSDAY NIGHT
INCREASING CLOUDS. LOWS 58 TO 63.
FRIDAY
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF SHOWERS. NOT
AS WARM WITH HIGHS 82 TO 87.
FRIDAY NIGHT
A SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING.
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS. CHANCE OF RAIN
20 PERCENT. LOWS 52 TO 57. BREEZY.
SATURDAY
SUNNY. HIGHS 76 TO 81.
TEMPERATURE
CALDWELL 87 53 88
=
IDZ014-211600-
UPPER TREASURE VALLEY-
230 AM MDT SUN JUN 21 2026
TODAY
SUNNY. HIGHS 85 TO 90. NORTHWEST WINDS 10 TO 15 MPH WITH
GUSTS TO 25 MPH.
TONIGHT
MOSTLY CLEAR. LOWS 51 TO 56. NORTHWEST WINDS 10 TO
15 MPH.
MONDAY
SUNNY. HIGHS 87 TO 92. NORTHWEST WINDS 10 TO 15 MPH
WITH GUSTS TO 25 MPH.
MONDAY NIGHT
CLEAR. LOWS 53 TO 58. NORTHWEST WINDS 10 TO
15 MPH.
TUESDAY
SUNNY. HIGHS 92 TO 97. EAST WINDS UP TO 10 MPH IN THE
MORNING, SHIFTING TO NORTHWEST AROUND 10 MPH IN THE AFTERNOON.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS 57 TO 62.
WEDNESDAY
SUNNY. HIGHS 94 TO 99.
WEDNESDAY NIGHT THROUGH THURSDAY NIGHT
MOSTLY CLEAR. LOWS
57 TO 63. HIGHS 93 TO 98. BREEZY.
FRIDAY
MOSTLY SUNNY. HIGHS 85 TO 90. BREEZY.
FRIDAY NIGHT
A SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING.
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS. CHANCE OF RAIN
20 PERCENT. LOWS 52 TO 57. BREEZY.
SATURDAY
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS. A
SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. CHANCE OF RAIN
20 PERCENT. HIGHS 77 TO 82. WINDY.
TEMPERATURE
BOISE 87 54 89
MOUNTAIN HOME 89 53 90
=
IDZ016-211600-
WESTERN MAGIC VALLEY-
230 AM MDT SUN JUN 21 2026
TODAY
SUNNY. HIGHS 83 TO 88. WEST WINDS 10 TO 15 MPH. GUSTS TO
25 MPH THIS AFTERNOON.
TONIGHT
MOSTLY CLEAR. LOWS 50 TO 55. WEST WINDS 10 TO 15 MPH.
MONDAY
SUNNY. HIGHS 84 TO 89. BREEZY. WEST WINDS 10 TO 20 MPH.
MONDAY NIGHT
CLEAR. LOWS 51 TO 56. WEST WINDS 10 TO 15 MPH.
GUSTS TO 25 MPH IN THE EVENING.
TUESDAY
SUNNY. HIGHS 89 TO 94. EAST WINDS AROUND 10 MPH IN THE
MORNING, BECOMING LIGHT IN THE AFTERNOON.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS 56 TO 61.
WEDNESDAY
SUNNY. HIGHS 92 TO 97.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS 57 TO 62.
THURSDAY
SUNNY. HIGHS 91 TO 96.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS 56 TO 61. BREEZY.
FRIDAY
MOSTLY SUNNY. HIGHS 84 TO 89. BREEZY.
FRIDAY NIGHT
DECREASING CLOUDS. LOWS 52 TO 57. BREEZY.
SATURDAY
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS. A
SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. CHANCE OF RAIN
20 PERCENT. NOT AS WARM WITH HIGHS 73 TO 78. WINDY.
TEMPERATURE
JEROME 85 52 86
TWIN FALLS 85 55 86
=
IDZ029-211600-
OWYHEE MOUNTAINS-
230 AM MDT SUN JUN 21 2026
TODAY
SUNNY. HIGHS 77 TO 82.
TONIGHT
MOSTLY CLEAR. LOWS 46 TO 56.
MONDAY
SUNNY. HIGHS 78 TO 84.
MONDAY NIGHT
CLEAR. LOWS 48 TO 58.
TUESDAY
SUNNY. HIGHS 83 TO 90.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS 52 TO 62.
WEDNESDAY
SUNNY. HIGHS 85 TO 91.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS 53 TO 63.
THURSDAY
SUNNY. HIGHS 84 TO 89.
THURSDAY NIGHT
INCREASING CLOUDS. LOWS 51 TO 61.
FRIDAY
MOSTLY SUNNY. HIGHS 76 TO 81.
FRIDAY NIGHT
PARTLY CLOUDY. A SLIGHT CHANCE OF RAIN SHOWERS
AND THUNDERSTORMS IN THE EVENING, THEN A CHANCE OF RAIN SHOWERS
AFTER MIDNIGHT. CHANCE OF RAIN 30 PERCENT. LOWS 45 TO 54. BREEZY.
SATURDAY
PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN SHOWERS. A
SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. CHANCE OF RAIN
20 PERCENT. HIGHS 68 TO 73. BREEZY.
=
IDZ015-211600-
SOUTHWEST HIGHLANDS-
230 AM MDT SUN JUN 21 2026
TODAY
SUNNY. HIGHS 80 TO 85.
TONIGHT
MOSTLY CLEAR. LOWS 48 TO 53.
MONDAY
SUNNY. HIGHS 83 TO 88.
MONDAY NIGHT
MOSTLY CLEAR. LOWS 50 TO 55.
TUESDAY
SUNNY. HIGHS 87 TO 93.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS 54 TO 59.
WEDNESDAY
SUNNY. HIGHS 89 TO 94.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS 53 TO 60.
THURSDAY
SUNNY. HIGHS 88 TO 94.
THURSDAY NIGHT
INCREASING CLOUDS. LOWS 52 TO 59. BREEZY.
FRIDAY
MOSTLY SUNNY. HIGHS 82 TO 87. BREEZY.
FRIDAY NIGHT AND SATURDAY
PARTLY CLOUDY. A SLIGHT CHANCE OF
RAIN SHOWERS AND THUNDERSTORMS. CHANCE OF RAIN 20 PERCENT. NOT AS
WARM. LOWS 47 TO 52. HIGHS 72 TO 77. BREEZY.
=
IDZ030-211600-
SOUTHERN TWIN FALLS COUNTY-
230 AM MDT SUN JUN 21 2026
TODAY
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS THIS AFTERNOON. CHANCE OF RAIN 20 PERCENT. HIGHS
81 TO 86.
TONIGHT
MOSTLY CLEAR. LOWS 51 TO 56.
MONDAY
SUNNY. HIGHS 83 TO 88.
MONDAY NIGHT
MOSTLY CLEAR. LOWS 52 TO 57.
TUESDAY
SUNNY. HIGHS 88 TO 93.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS 56 TO 61.
WEDNESDAY
SUNNY. HIGHS 90 TO 95.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS 57 TO 62.
THURSDAY
SUNNY. HIGHS 90 TO 95.
THURSDAY NIGHT AND FRIDAY
MOSTLY CLEAR. LOWS 57 TO 62. HIGHS
84 TO 89. BREEZY.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS 50 TO 55. BREEZY.
SATURDAY
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS. A
SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. CHANCE OF RAIN
20 PERCENT. NOT AS WARM WITH HIGHS 73 TO 78. WINDY.
=
ORZ062-211600-
BAKER COUNTY-
130 AM PDT SUN JUN 21 2026
TODAY
SUNNY. HIGHS 77 TO 86. NORTHWEST WINDS 10 TO 15 MPH.
TONIGHT
CLEAR. LOWS 43 TO 53. NORTHWEST WINDS 10 TO 15 MPH.
GUSTS TO 30 MPH IN THE EVENING.
MONDAY
SUNNY. HIGHS 79 TO 88. NORTHWEST WINDS 10 TO 15 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS 45 TO 56. NORTHWEST WINDS
10 TO 15 MPH.
TUESDAY
SUNNY. HIGHS 85 TO 94. NORTH WINDS UP TO 10 MPH.
TUESDAY NIGHT THROUGH THURSDAY
MOSTLY CLEAR. LOWS 49 TO 60.
HIGHS 84 TO 94.
THURSDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN MOSTLY
CLOUDY WITH A SLIGHT CHANCE OF RAIN SHOWERS AFTER MIDNIGHT.
CHANCE OF RAIN 20 PERCENT. LOWS 45 TO 57. BREEZY.
FRIDAY
PARTLY CLOUDY WITH A 30 PERCENT CHANCE OF RAIN SHOWERS.
NOT AS WARM WITH HIGHS 71 TO 81.
FRIDAY NIGHT
PARTLY CLOUDY. A CHANCE OF RAIN SHOWERS, MAINLY
IN THE EVENING. AREAS OF FOG AFTER MIDNIGHT. CHANCE OF RAIN
30 PERCENT. LOWS 40 TO 52.
SATURDAY
PATCHY FOG IN THE MORNING. PARTLY CLOUDY WITH A
CHANCE OF RAIN SHOWERS. A SLIGHT CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. CHANCE OF RAIN 30 PERCENT. HIGHS 65 TO 74. BREEZY.
TEMPERATURE
BAKER CITY 80 43 83
=
ORZ061-211600-
HARNEY COUNTY-
130 AM PDT SUN JUN 21 2026
TODAY
SUNNY. HIGHS 74 TO 84. NORTHWEST WINDS UP TO 10 MPH.
TONIGHT
MOSTLY CLEAR. LOWS 42 TO 51. NORTH WINDS 10 TO 15 MPH.
MONDAY
SUNNY. HIGHS 77 TO 87. NORTH WINDS UP TO 10 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS 47 TO 55. NORTHEAST WINDS
10 TO 15 MPH.
TUESDAY
SUNNY. HIGHS 82 TO 92. EAST WINDS UP TO 10 MPH.
TUESDAY NIGHT
DECREASING CLOUDS. LOWS 50 TO 58.
WEDNESDAY
SUNNY. HIGHS 82 TO 92.
WEDNESDAY NIGHT AND THURSDAY
MOSTLY CLEAR. LOWS 48 TO 56.
HIGHS 80 TO 90.
THURSDAY NIGHT
INCREASING CLOUDS. LOWS 45 TO 54. BREEZY.
FRIDAY
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS IN THE
MORNING. CHANCE OF RAIN 20 PERCENT. HIGHS 71 TO 81.
FRIDAY NIGHT
A SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING.
PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN SHOWERS. CHANCE OF
RAIN 20 PERCENT. LOWS 40 TO 48. BREEZY.
SATURDAY
SUNNY. HIGHS 66 TO 74. BREEZY.
TEMPERATURE
BURNS 83 42 85
=
ORZ063-211600-
MALHEUR COUNTY-
230 AM MDT SUN JUN 21 2026 /130 AM PDT SUN JUN 21 2026/
TODAY
SUNNY. HIGHS 81 TO 87. NORTHWEST WINDS 10 TO 15 MPH.
TONIGHT
MOSTLY CLEAR. LOWS 46 TO 56. NORTH WINDS 10 TO 15 MPH
WITH GUSTS TO 25 MPH.
MONDAY
SUNNY. HIGHS 82 TO 89. NORTH WINDS UP TO 10 MPH.
MONDAY NIGHT
CLEAR. LOWS 49 TO 59. NORTHEAST WINDS AROUND
10 MPH.
TUESDAY
SUNNY. HIGHS 88 TO 95. NORTHEAST WINDS UP TO 10 MPH.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS 53 TO 63.
WEDNESDAY
SUNNY. HIGHS 89 TO 96.
WEDNESDAY NIGHT AND THURSDAY
MOSTLY CLEAR. LOWS 53 TO 63.
HIGHS 87 TO 94.
THURSDAY NIGHT
INCREASING CLOUDS. LOWS 51 TO 61. BREEZY.
FRIDAY
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF SHOWERS.
HIGHS 78 TO 86. BREEZY.
FRIDAY NIGHT
A SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING.
PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN SHOWERS. CHANCE OF
RAIN 20 PERCENT. LOWS 44 TO 54. BREEZY.
SATURDAY
PARTLY CLOUDY. A SLIGHT CHANCE OF RAIN SHOWERS IN THE
MORNING. CHANCE OF RAIN 20 PERCENT. HIGHS 71 TO 78. BREEZY.
=
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