659
FPUS55 KBOI 201837
ZFPBOI
ZONE FORECASTS FOR SOUTHWEST IDAHO/SOUTHEAST OREGON
NATIONAL WEATHER SERVICE BOISE ID
1236 PM MDT SAT JUN 20 2026
FORECAST UPDATED.
SPOT TEMPERATURES ARE FOR THE REST OF TODAY, TONIGHT, AND SUNDAY.
IDZ011-210200-
WEST CENTRAL MOUNTAINS-
1236 PM MDT SAT JUN 20 2026
REST OF TODAY
WIDESPREAD SHOWERS AND SCATTERED THUNDERSTORMS.
CHANCE OF RAIN 80 PERCENT. NOT AS WARM WITH HIGHS 66 TO 80.
TONIGHT
NUMEROUS RAIN SHOWERS AND SCATTERED THUNDERSTORMS IN
THE EVENING, THEN MOSTLY CLEAR AFTER MIDNIGHT. CHANCE OF RAIN
60 PERCENT. LOWS 42 TO 52.
SUNDAY
PATCHY FOG IN THE MORNING. SUNNY. HIGHS 67 TO 82.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS 42 TO 52.
MONDAY
SUNNY. HIGHS 68 TO 83.
MONDAY NIGHT AND TUESDAY
CLEAR. LOWS 42 TO 52. HIGHS 77 TO 90.
TUESDAY NIGHT THROUGH THURSDAY NIGHT
MOSTLY CLEAR. LOWS 48 TO
58. HIGHS 76 TO 91.
FRIDAY
PARTLY CLOUDY. A SLIGHT CHANCE OF RAIN SHOWERS IN THE
AFTERNOON. CHANCE OF RAIN 20 PERCENT. HIGHS 69 TO 82.
TEMPERATURE
MCCALL 73 43 75
=
IDZ013-210200-
BOISE MOUNTAINS-
1236 PM MDT SAT JUN 20 2026
REST OF TODAY
WIDESPREAD RAIN SHOWERS AND SCATTERED
THUNDERSTORMS. CHANCE OF RAIN 80 PERCENT. MUCH COOLER WITH HIGHS
64 TO 79.
TONIGHT
MOSTLY CLOUDY IN THE EVENING, THEN CLEARING. LOWS
39 TO 54.
SUNDAY
SUNNY. HIGHS 69 TO 83.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS 38 TO 53.
MONDAY
SUNNY. HIGHS 72 TO 86.
MONDAY NIGHT AND TUESDAY
CLEAR. LOWS 39 TO 54. HIGHS 78 TO 92.
TUESDAY NIGHT THROUGH THURSDAY NIGHT
MOSTLY CLEAR. LOWS 44 TO
59. HIGHS 80 TO 95.
FRIDAY
MOSTLY SUNNY. HIGHS 73 TO 87.
TEMPERATURE
IDAHO CITY 78 42 82
=
IDZ028-210200-
CAMAS PRAIRIE-
1236 PM MDT SAT JUN 20 2026
REST OF TODAY
MOSTLY CLOUDY WITH SCATTERED SHOWERS AND
THUNDERSTORMS. CHANCE OF RAIN 30 PERCENT. MUCH COOLER WITH HIGHS
70 TO 75. WINDY. WEST WINDS 15 TO 25 MPH WITH GUSTS TO 35 MPH.
TONIGHT
PARTLY CLOUDY IN THE EVENING, THEN CLEARING. LOWS
43 TO 48. BREEZY. WEST WINDS 10 TO 20 MPH WITH GUSTS TO 35 MPH IN
THE EVENING, BECOMING LIGHT AFTER MIDNIGHT.
SUNDAY
SUNNY. HIGHS 75 TO 80. WEST WINDS 10 TO 15 MPH. GUSTS
TO 20 MPH IN THE MORNING, INCREASING TO 30 MPH IN THE AFTERNOON.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS 41 TO 47. WEST WINDS 10 TO
15 MPH. GUSTS TO 30 MPH IN THE EVENING.
MONDAY
SUNNY. HIGHS 77 TO 82. WEST WINDS 10 TO 15 MPH. GUSTS
TO 30 MPH IN THE AFTERNOON.
MONDAY NIGHT AND TUESDAY
CLEAR. LOWS 40 TO 47. HIGHS 83 TO 88.
BREEZY.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS 47 TO 52.
WEDNESDAY
SUNNY. HIGHS 86 TO 91.
WEDNESDAY NIGHT THROUGH FRIDAY
MOSTLY CLEAR. LOWS 47 TO 53.
HIGHS 80 TO 89. BREEZY.
TEMPERATURE
FAIRFIELD 73 43 77
=
IDZ033-210200-
UPPER WEISER RIVER-
1236 PM MDT SAT JUN 20 2026
REST OF TODAY
MOSTLY CLOUDY WITH ISOLATED SHOWERS AND
THUNDERSTORMS. CHANCE OF RAIN 20 PERCENT. HIGHS 78 TO 84.
SOUTHWEST WINDS AROUND 10 MPH.
TONIGHT
PARTLY CLOUDY IN THE EVENING, THEN CLEARING. LOWS
52 TO 57. NORTH WINDS UP TO 10 MPH.
SUNDAY
SUNNY. HIGHS 80 TO 86. WEST WINDS UP TO 10 MPH.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS 52 TO 57. NORTH WINDS 10 TO
15 MPH. GUSTS TO 25 MPH AFTER MIDNIGHT.
MONDAY
SUNNY. HIGHS 83 TO 88. NORTH WINDS 10 TO 15 MPH. GUSTS
TO 25 MPH IN THE MORNING.
MONDAY NIGHT AND TUESDAY
CLEAR. LOWS 52 TO 57. HIGHS 87 TO 93.
TUESDAY NIGHT THROUGH WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS 58 TO
63. HIGHS 91 TO 96.
THURSDAY
SUNNY. HIGHS 89 TO 94.
THURSDAY NIGHT AND FRIDAY
INCREASING CLOUDS. LOWS 57 TO 62.
HIGHS 81 TO 87.
TEMPERATURE
COUNCIL 84 54 85
CAMBRIDGE 84 52 85
=
ORZ064-210200-
OREGON LOWER TREASURE VALLEY-
1236 PM MDT SAT JUN 20 2026 /1136 AM PDT SAT JUN 20 2026/
REST OF TODAY
MOSTLY CLOUDY. HIGHS 84 TO 89. NORTHWEST WINDS
10 TO 15 MPH.
TONIGHT
PARTLY CLOUDY IN THE EVENING, THEN CLEARING. LOWS
56 TO 61. NORTH WINDS 10 TO 15 MPH WITH GUSTS TO 25 MPH.
SUNDAY
SUNNY. HIGHS 85 TO 90. NORTHWEST WINDS 10 TO 15 MPH.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS 56 TO 61. NORTH WINDS 10 TO
15 MPH. GUSTS TO 20 MPH IN THE EVENING, INCREASING TO 30 MPH
AFTER MIDNIGHT.
MONDAY
SUNNY. HIGHS 87 TO 92. NORTHWEST WINDS 10 TO 15 MPH
WITH GUSTS TO 25 MPH.
MONDAY NIGHT AND TUESDAY
CLEAR. LOWS 56 TO 61. HIGHS 91 TO 96.
TUESDAY NIGHT THROUGH WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS 60 TO
66. HIGHS 95 TO 100.
THURSDAY
SUNNY. HIGHS 93 TO 98.
THURSDAY NIGHT AND FRIDAY
PARTLY CLOUDY. LOWS 60 TO 65. HIGHS
86 TO 91.
TEMPERATURE
ONTARIO 86 57 88
=
IDZ012-210200-
LOWER TREASURE VALLEY-
1236 PM MDT SAT JUN 20 2026
REST OF TODAY
MOSTLY CLOUDY WITH ISOLATED SHOWERS AND
THUNDERSTORMS. CHANCE OF RAIN 20 PERCENT. NOT AS WARM WITH HIGHS
82 TO 87. NORTHWEST WINDS 10 TO 15 MPH WITH GUSTS TO 25 MPH.
TONIGHT
PARTLY CLOUDY IN THE EVENING, THEN CLEARING. LOWS
54 TO 59. NORTH WINDS UP TO 10 MPH WITH GUSTS TO 20 MPH.
SUNDAY
SUNNY. HIGHS 83 TO 88. NORTHWEST WINDS 10 TO 15 MPH.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS 53 TO 58. NORTHWEST WINDS
10 TO 15 MPH.
MONDAY
SUNNY. HIGHS 86 TO 91. NORTHWEST WINDS 10 TO 15 MPH
WITH GUSTS TO 25 MPH.
MONDAY NIGHT AND TUESDAY
CLEAR. LOWS 53 TO 58. HIGHS 91 TO 96.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS 58 TO 63.
WEDNESDAY THROUGH THURSDAY
CLEAR. HIGHS 92 TO 99. LOWS 59 TO
64.
THURSDAY NIGHT
INCREASING CLOUDS. LOWS 58 TO 63.
FRIDAY
MOSTLY SUNNY. HIGHS 86 TO 91.
TEMPERATURE
CALDWELL 84 56 86
=
IDZ014-210200-
UPPER TREASURE VALLEY-
1236 PM MDT SAT JUN 20 2026
REST OF TODAY
PARTLY CLOUDY WITH ISOLATED SHOWERS AND
THUNDERSTORMS. CHANCE OF RAIN 20 PERCENT. NOT AS WARM WITH HIGHS
81 TO 86. BREEZY. NORTHWEST WINDS 10 TO 20 MPH WITH GUSTS TO
30 MPH.
TONIGHT
PARTLY CLOUDY IN THE EVENING, THEN CLEARING. LOWS
54 TO 59. NORTHWEST WINDS 10 TO 15 MPH. GUSTS TO 30 MPH IN THE
EVENING, DECREASING TO 20 MPH AFTER MIDNIGHT.
SUNDAY
SUNNY. HIGHS 84 TO 89. NORTHWEST WINDS 10 TO 15 MPH
WITH GUSTS TO 25 MPH.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS 52 TO 57. NORTHWEST WINDS
10 TO 15 MPH WITH GUSTS TO 25 MPH.
MONDAY
SUNNY. HIGHS 86 TO 91. BREEZY. NORTHWEST WINDS 10 TO
20 MPH WITH GUSTS TO 30 MPH.
MONDAY NIGHT AND TUESDAY
CLEAR. LOWS 52 TO 57. HIGHS 92 TO 97.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS 56 TO 61.
WEDNESDAY THROUGH THURSDAY
CLEAR. HIGHS 94 TO 100. LOWS 58 TO
63.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS 57 TO 62.
FRIDAY
MOSTLY SUNNY. HIGHS 88 TO 93.
TEMPERATURE
BOISE 83 56 86
MOUNTAIN HOME 84 57 88
=
IDZ016-210200-
WESTERN MAGIC VALLEY-
1236 PM MDT SAT JUN 20 2026
REST OF TODAY
MOSTLY SUNNY. NOT AS WARM WITH HIGHS 78 TO 83.
BREEZY. WEST WINDS 15 TO 20 MPH WITH GUSTS TO 35 MPH.
TONIGHT
DECREASING CLOUDS. LOWS 53 TO 58. BREEZY. WEST WINDS
10 TO 20 MPH WITH GUSTS TO 35 MPH IN THE EVENING, BECOMING
SOUTHEAST UP TO 10 MPH AFTER MIDNIGHT.
SUNDAY
SUNNY. HIGHS 81 TO 86. WEST WINDS 10 TO 15 MPH WITH
GUSTS TO 25 MPH.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS 50 TO 57. WEST WINDS 10 TO
15 MPH WITH GUSTS TO 25 MPH.
MONDAY
SUNNY. HIGHS 83 TO 88. BREEZY. WEST WINDS 10 TO 20 MPH
WITH GUSTS TO 30 MPH.
MONDAY NIGHT AND TUESDAY
CLEAR. LOWS 50 TO 56. HIGHS 89 TO 94.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS 55 TO 60.
WEDNESDAY AND WEDNESDAY NIGHT
CLEAR. HIGHS 92 TO 97. LOWS
56 TO 61.
THURSDAY THROUGH FRIDAY
MOSTLY CLEAR. HIGHS 87 TO 96. LOWS
56 TO 61. BREEZY.
TEMPERATURE
JEROME 78 55 82
TWIN FALLS 80 58 83
=
IDZ029-210200-
OWYHEE MOUNTAINS-
1236 PM MDT SAT JUN 20 2026
REST OF TODAY
PARTLY CLOUDY WITH ISOLATED SHOWERS AND
THUNDERSTORMS. CHANCE OF RAIN 20 PERCENT. NOT AS WARM WITH HIGHS
74 TO 79.
TONIGHT
PARTLY CLOUDY IN THE EVENING, THEN CLEARING. LOWS
47 TO 57.
SUNDAY
SUNNY. HIGHS 77 TO 82.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS 46 TO 56.
MONDAY
SUNNY. HIGHS 77 TO 84.
MONDAY NIGHT AND TUESDAY
CLEAR. LOWS 48 TO 58. HIGHS 83 TO 90.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS 52 TO 62.
WEDNESDAY
SUNNY. HIGHS 86 TO 91.
WEDNESDAY NIGHT THROUGH THURSDAY NIGHT
MOSTLY CLEAR. LOWS
53 TO 63. HIGHS 85 TO 90.
FRIDAY
SUNNY. HIGHS 79 TO 85.
=
IDZ015-210200-
SOUTHWEST HIGHLANDS-
1236 PM MDT SAT JUN 20 2026
REST OF TODAY
PARTLY CLOUDY WITH SCATTERED SHOWERS AND
THUNDERSTORMS. CHANCE OF RAIN 30 PERCENT. NOT AS WARM WITH HIGHS
76 TO 81. BREEZY.
TONIGHT
PARTLY CLOUDY WITH ISOLATED SHOWERS AND THUNDERSTORMS
IN THE EVENING, THEN MOSTLY CLEAR AFTER MIDNIGHT. CHANCE OF RAIN
20 PERCENT. LOWS 50 TO 57.
SUNDAY
SUNNY. HIGHS 80 TO 85.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS 48 TO 54.
MONDAY
SUNNY. HIGHS 82 TO 87.
MONDAY NIGHT
MOSTLY CLEAR. LOWS 48 TO 54. BREEZY.
TUESDAY
SUNNY. HIGHS 87 TO 93.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS 53 TO 58.
WEDNESDAY
SUNNY. HIGHS 89 TO 95.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS 52 TO 60.
THURSDAY
SUNNY. HIGHS 88 TO 94.
THURSDAY NIGHT AND FRIDAY
MOSTLY CLEAR. LOWS 52 TO 59. HIGHS
85 TO 90.
=
IDZ030-210200-
SOUTHERN TWIN FALLS COUNTY-
1236 PM MDT SAT JUN 20 2026
REST OF TODAY
PARTLY CLOUDY WITH SCATTERED SHOWERS AND
THUNDERSTORMS. CHANCE OF RAIN 30 PERCENT. NOT AS WARM WITH HIGHS
77 TO 82. BREEZY.
TONIGHT
PARTLY CLOUDY WITH ISOLATED SHOWERS AND THUNDERSTORMS
IN THE EVENING, THEN MOSTLY CLEAR AFTER MIDNIGHT. CHANCE OF RAIN
20 PERCENT. LOWS 53 TO 58.
SUNDAY
SUNNY. HIGHS 79 TO 84.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS 51 TO 56.
MONDAY
SUNNY. HIGHS 81 TO 86.
MONDAY NIGHT THROUGH TUESDAY NIGHT
MOSTLY CLEAR. LOWS 51 TO
61. HIGHS 88 TO 93.
WEDNESDAY
SUNNY. HIGHS 91 TO 96.
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
87 TO 92. BREEZY.
=
ORZ062-210200-
BAKER COUNTY-
1136 AM PDT SAT JUN 20 2026
REST OF TODAY
PARTLY SUNNY. HIGHS 78 TO 87. NORTHWEST WINDS
10 TO 15 MPH WITH GUSTS TO 25 MPH.
TONIGHT
MOSTLY CLEAR. COOLER WITH LOWS 42 TO 52. NORTHWEST
WINDS 10 TO 15 MPH WITH GUSTS TO 30 MPH.
SUNDAY
SUNNY. HIGHS 76 TO 86. NORTHWEST WINDS 10 TO 15 MPH
WITH GUSTS TO 25 MPH.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS 43 TO 54. NORTHWEST WINDS
10 TO 15 MPH WITH GUSTS TO 30 MPH.
MONDAY
SUNNY. HIGHS 79 TO 88. NORTHWEST WINDS UP TO 10 MPH
WITH GUSTS TO 20 MPH.
MONDAY NIGHT AND TUESDAY
CLEAR. LOWS 45 TO 56. HIGHS 86 TO 95.
TUESDAY NIGHT THROUGH THURSDAY
MOSTLY CLEAR. LOWS 48 TO 60.
HIGHS 85 TO 95.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS 46 TO 58.
FRIDAY
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN SHOWERS.
NOT AS WARM WITH HIGHS 75 TO 85.
TEMPERATURE
BAKER CITY 83 42 80
=
ORZ061-210200-
HARNEY COUNTY-
1136 AM PDT SAT JUN 20 2026
REST OF TODAY
PARTLY CLOUDY WITH ISOLATED SHOWERS AND
THUNDERSTORMS. CHANCE OF RAIN 20 PERCENT. HIGHS 74 TO 83. WEST
WINDS 10 TO 15 MPH WITH GUSTS TO 25 MPH.
TONIGHT
DECREASING CLOUDS. LOWS 42 TO 50. NORTHWEST WINDS
10 TO 15 MPH WITH GUSTS TO 25 MPH.
SUNDAY
SUNNY. HIGHS 73 TO 83. WEST WINDS UP TO 10 MPH WITH
GUSTS TO 20 MPH.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS 41 TO 50. NORTHWEST WINDS
10 TO 15 MPH.
MONDAY
SUNNY. HIGHS 76 TO 86. NORTH WINDS UP TO 10 MPH.
MONDAY NIGHT AND TUESDAY
CLEAR. LOWS 45 TO 54. HIGHS 83 TO 93.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS 49 TO 57.
WEDNESDAY
SUNNY. HIGHS 82 TO 92.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS 48 TO 55.
THURSDAY
SUNNY. HIGHS 80 TO 90.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS 46 TO 54.
FRIDAY
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS IN THE
MORNING. CHANCE OF RAIN 20 PERCENT. HIGHS 73 TO 83.
TEMPERATURE
BURNS 83 42 83
=
ORZ063-210200-
MALHEUR COUNTY-
1236 PM MDT SAT JUN 20 2026 /1136 AM PDT SAT JUN 20 2026/
REST OF TODAY
PARTLY CLOUDY WITH SCATTERED SHOWERS AND
THUNDERSTORMS. CHANCE OF RAIN 30 PERCENT. HIGHS 79 TO 87.
NORTHWEST WINDS 10 TO 15 MPH WITH GUSTS TO 25 MPH.
TONIGHT
PARTLY CLOUDY IN THE EVENING, THEN CLEARING. LOWS
48 TO 58. NORTHWEST WINDS 10 TO 15 MPH WITH GUSTS TO 25 MPH.
SUNDAY
SUNNY. HIGHS 80 TO 87. NORTHWEST WINDS UP TO 10 MPH
WITH GUSTS TO 20 MPH.
SUNDAY NIGHT
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 10 TO 15 MPH.
MONDAY NIGHT AND TUESDAY
CLEAR. LOWS 48 TO 58. HIGHS 88 TO 97.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS 52 TO 62.
WEDNESDAY
SUNNY. HIGHS 90 TO 96.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS 52 TO 62.
THURSDAY
SUNNY. HIGHS 88 TO 94.
THURSDAY NIGHT AND FRIDAY
MOSTLY CLEAR. LOWS 51 TO 61. HIGHS
81 TO 89.
=
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