493
FPUS55 KBOI 301837
ZFPBOI
ZONE FORECASTS FOR SOUTHWEST IDAHO/SOUTHEAST OREGON
NATIONAL WEATHER SERVICE BOISE ID
1236 PM MDT SAT MAY 30 2026
FORECAST UPDATED.
SPOT TEMPERATURES ARE FOR THE REST OF TODAY, TONIGHT, AND SUNDAY.
IDZ011-310200-
WEST CENTRAL MOUNTAINS-
1236 PM MDT SAT MAY 30 2026
REST OF TODAY
PARTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS WITH
A SLIGHT CHANCE OF THUNDERSTORMS. CHANCE OF RAIN 30 PERCENT.
HIGHS 52 TO 66.
TONIGHT
MOSTLY CLOUDY. AREAS OF FOG AFTER MIDNIGHT. LOWS 34 TO
43.
SUNDAY
AREAS OF FOG IN THE MORNING. SUNNY. HIGHS 56 TO 69.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS 34 TO 44.
MONDAY
PARTLY CLOUDY. A CHANCE OF RAIN SHOWERS WITH A SLIGHT
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. CHANCE OF RAIN
30 PERCENT. HIGHS 58 TO 72.
MONDAY NIGHT AND TUESDAY
PARTLY CLOUDY. LOWS 36 TO 46. HIGHS
63 TO 77.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS 40 TO 50.
WEDNESDAY
PARTLY CLOUDY. A SLIGHT CHANCE OF RAIN SHOWERS IN
THE AFTERNOON. CHANCE OF RAIN 20 PERCENT. HIGHS 67 TO 80.
WEDNESDAY NIGHT
DECREASING CLOUDS. A SLIGHT CHANCE OF
THUNDERSTORMS IN THE EVENING. A CHANCE OF RAIN SHOWERS. AREAS OF
FOG AFTER MIDNIGHT. CHANCE OF RAIN 40 PERCENT. LOWS 41 TO 51.
THURSDAY
MOSTLY SUNNY. AREAS OF FOG IN THE MORNING. A CHANCE
OF RAIN SHOWERS, MAINLY IN THE MORNING. CHANCE OF RAIN
30 PERCENT. HIGHS 62 TO 75.
THURSDAY NIGHT AND FRIDAY
MOSTLY CLEAR. LOWS 39 TO 49. HIGHS
67 TO 81.
TEMPERATURE
MCCALL 61 35 64
=
IDZ013-310200-
BOISE MOUNTAINS-
1236 PM MDT SAT MAY 30 2026
REST OF TODAY
PARTLY CLOUDY WITH A SLIGHT CHANCE OF
THUNDERSTORMS. HIGHS 57 TO 71. BREEZY.
TONIGHT
MOSTLY CLOUDY IN THE EVENING, THEN CLEARING. AREAS OF
FOG AFTER MIDNIGHT. LOWS 31 TO 45.
SUNDAY
AREAS OF FOG IN THE MORNING. SUNNY. HIGHS 58 TO 72.
SUNDAY NIGHT
INCREASING CLOUDS. LOWS 30 TO 45.
MONDAY
MOSTLY SUNNY. HIGHS 61 TO 75.
MONDAY NIGHT THROUGH TUESDAY NIGHT
MOSTLY CLEAR. LOWS 35 TO
50. HIGHS 67 TO 81.
WEDNESDAY
MOSTLY SUNNY. HIGHS 71 TO 85.
WEDNESDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN PARTLY
CLOUDY WITH A SLIGHT CHANCE OF RAIN SHOWERS AFTER MIDNIGHT.
CHANCE OF RAIN 20 PERCENT. LOWS 37 TO 52.
THURSDAY
SUNNY. HIGHS 65 TO 80.
THURSDAY NIGHT
CLEAR. LOWS 35 TO 50.
FRIDAY
SUNNY. HIGHS 72 TO 86.
TEMPERATURE
IDAHO CITY 70 35 71
=
IDZ028-310200-
CAMAS PRAIRIE-
1236 PM MDT SAT MAY 30 2026
REST OF TODAY
PARTLY SUNNY. HIGHS 64 TO 69. WINDY. WEST WINDS
20 TO 30 MPH WITH GUSTS TO 40 MPH.
TONIGHT
MOSTLY CLOUDY IN THE EVENING, THEN CLEARING. LOWS
34 TO 39. WINDY. WEST WINDS 15 TO 25 MPH WITH GUSTS TO 40 MPH IN
THE EVENING, DECREASING TO 10 TO 15 MPH WITH GUSTS TO 25 MPH
AFTER MIDNIGHT.
SUNDAY
SUNNY. HIGHS 65 TO 70. BREEZY. WEST WINDS 10 TO 20 MPH
WITH GUSTS TO 30 MPH.
SUNDAY NIGHT
INCREASING CLOUDS. LOWS 33 TO 38. BREEZY. WEST
WINDS 10 TO 20 MPH WITH GUSTS TO 30 MPH IN THE EVENING, BECOMING
LIGHT AFTER MIDNIGHT.
MONDAY
SUNNY. HIGHS 67 TO 72. LIGHT WINDS IN THE MORNING,
BECOMING WEST 10 TO 15 MPH WITH GUSTS TO 25 MPH IN THE AFTERNOON.
MONDAY NIGHT THROUGH TUESDAY NIGHT
MOSTLY CLEAR. LOWS 35 TO
44. HIGHS 73 TO 78.
WEDNESDAY AND WEDNESDAY NIGHT
PARTLY CLOUDY. HIGHS 78 TO 83.
LOWS 41 TO 46.
THURSDAY
SUNNY. HIGHS 73 TO 78. BREEZY.
THURSDAY NIGHT AND FRIDAY
CLEAR. LOWS 38 TO 43. HIGHS 78 TO
83. BREEZY.
TEMPERATURE
FAIRFIELD 67 34 68
=
IDZ033-310200-
UPPER WEISER RIVER-
1236 PM MDT SAT MAY 30 2026
REST OF TODAY
MOSTLY SUNNY. HIGHS 67 TO 73. NORTHWEST WINDS
AROUND 10 MPH WITH GUSTS TO 20 MPH.
TONIGHT
PARTLY CLOUDY. LOWS 41 TO 46. NORTH WINDS 10 TO 15 MPH
WITH GUSTS TO 25 MPH.
SUNDAY
SUNNY. HIGHS 68 TO 74. NORTHWEST WINDS UP TO 10 MPH.
SUNDAY NIGHT
INCREASING CLOUDS. LOWS 43 TO 48. NORTH WINDS
AROUND 10 MPH WITH GUSTS TO 20 MPH.
MONDAY
SUNNY. HIGHS 71 TO 77. NORTH WINDS UP TO 10 MPH IN THE
MORNING, BECOMING LIGHT IN THE AFTERNOON.
MONDAY NIGHT
INCREASING CLOUDS. LOWS 46 TO 51.
TUESDAY AND TUESDAY NIGHT
MOSTLY CLEAR. HIGHS 76 TO 82. LOWS
50 TO 55.
WEDNESDAY
MOSTLY SUNNY. HIGHS 79 TO 84.
WEDNESDAY 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 50 TO 55.
THURSDAY AND THURSDAY NIGHT
MOSTLY CLEAR. HIGHS 74 TO 80. LOWS
47 TO 52.
FRIDAY
SUNNY. HIGHS 79 TO 85.
TEMPERATURE
COUNCIL 71 43 73
CAMBRIDGE 72 43 74
=
ORZ064-310200-
OREGON LOWER TREASURE VALLEY-
1236 PM MDT SAT MAY 30 2026 /1136 AM PDT SAT MAY 30 2026/
REST OF TODAY
SUNNY. HIGHS 73 TO 78. NORTHWEST WINDS 10 TO
15 MPH WITH GUSTS TO 25 MPH.
TONIGHT
DECREASING CLOUDS. LOWS 43 TO 48. WINDY. NORTHWEST
WINDS 15 TO 25 MPH. GUSTS TO 40 MPH IN THE EVENING, DECREASING TO
30 MPH AFTER MIDNIGHT.
SUNDAY
SUNNY. HIGHS 73 TO 78. NORTHWEST WINDS 10 TO 15 MPH.
GUSTS TO 25 MPH IN THE MORNING.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS 46 TO 51. NORTHWEST WINDS
10 TO 15 MPH.
MONDAY
SUNNY. HIGHS 76 TO 81. NORTHWEST WINDS UP TO 10 MPH.
MONDAY NIGHT THROUGH TUESDAY NIGHT
MOSTLY CLEAR. LOWS 48 TO
57. HIGHS 81 TO 86.
WEDNESDAY
PARTLY SUNNY. HIGHS 83 TO 88.
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS
IN THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT. CHANCE OF RAIN
20 PERCENT. LOWS 52 TO 57.
THURSDAY THROUGH FRIDAY
MOSTLY CLEAR. HIGHS 79 TO 89. LOWS
50 TO 55.
TEMPERATURE
ONTARIO 76 46 76
=
IDZ012-310200-
LOWER TREASURE VALLEY-
1236 PM MDT SAT MAY 30 2026
REST OF TODAY
SUNNY. HIGHS 72 TO 77. NORTHWEST WINDS 10 TO
15 MPH WITH GUSTS TO 30 MPH.
TONIGHT
PARTLY CLOUDY IN THE EVENING, THEN CLEARING. LOWS
43 TO 48. BREEZY. NORTHWEST WINDS 10 TO 20 MPH WITH GUSTS TO
30 MPH.
SUNDAY
SUNNY. HIGHS 72 TO 77. NORTHWEST WINDS 10 TO 15 MPH
WITH GUSTS TO 25 MPH.
SUNDAY NIGHT
INCREASING CLOUDS. LOWS 45 TO 50. NORTHWEST WINDS
UP TO 10 MPH WITH GUSTS TO 20 MPH.
MONDAY
SUNNY. HIGHS 76 TO 81. NORTHWEST WINDS UP TO 10 MPH.
MONDAY NIGHT THROUGH TUESDAY NIGHT
MOSTLY CLEAR. LOWS 47 TO
56. HIGHS 81 TO 86.
WEDNESDAY AND WEDNESDAY NIGHT
PARTLY CLOUDY. HIGHS 83 TO 88.
LOWS 51 TO 56. BREEZY.
THURSDAY THROUGH FRIDAY
MOSTLY CLEAR. HIGHS 80 TO 90. LOWS
49 TO 54.
TEMPERATURE
CALDWELL 75 46 75
=
IDZ014-310200-
UPPER TREASURE VALLEY-
1236 PM MDT SAT MAY 30 2026
REST OF TODAY
SUNNY. HIGHS 72 TO 77. WINDY. NORTHWEST WINDS
15 TO 25 MPH WITH GUSTS TO 40 MPH.
TONIGHT
PARTLY CLOUDY IN THE EVENING, THEN CLEARING. LOWS
43 TO 48. WINDY. NORTHWEST WINDS 15 TO 25 MPH. GUSTS TO 40 MPH IN
THE EVENING, DECREASING TO 30 MPH AFTER MIDNIGHT.
SUNDAY
SUNNY. HIGHS 72 TO 77. BREEZY. NORTHWEST WINDS 10 TO
20 MPH WITH GUSTS TO 30 MPH.
SUNDAY NIGHT
INCREASING CLOUDS. LOWS 42 TO 47. NORTHWEST WINDS
10 TO 15 MPH. GUSTS TO 30 MPH IN THE EVENING.
MONDAY
SUNNY. HIGHS 76 TO 81. NORTHWEST WINDS UP TO 10 MPH
WITH GUSTS TO 20 MPH.
MONDAY NIGHT THROUGH TUESDAY NIGHT
MOSTLY CLEAR. LOWS 45 TO
54. HIGHS 83 TO 88.
WEDNESDAY AND WEDNESDAY NIGHT
PARTLY CLOUDY. HIGHS 85 TO 90.
LOWS 50 TO 55. BREEZY.
THURSDAY AND THURSDAY NIGHT
MOSTLY CLEAR. HIGHS 80 TO 85. LOWS
48 TO 53. BREEZY.
FRIDAY
SUNNY. HIGHS 87 TO 92.
TEMPERATURE
BOISE 74 47 74
MOUNTAIN HOME 75 46 75
=
IDZ016-310200-
WESTERN MAGIC VALLEY-
1236 PM MDT SAT MAY 30 2026
REST OF TODAY
PARTLY SUNNY. HIGHS 68 TO 73. WINDY. WEST WINDS
20 TO 30 MPH WITH GUSTS TO 40 MPH.
TONIGHT
MOSTLY CLOUDY IN THE EVENING, THEN CLEARING. LOWS
43 TO 48. WINDY. WEST WINDS 15 TO 25 MPH. GUSTS TO 40 MPH IN THE
EVENING, DECREASING TO 30 MPH AFTER MIDNIGHT.
SUNDAY
SUNNY. HIGHS 70 TO 75. WINDY. WEST WINDS 15 TO 25 MPH.
SUNDAY NIGHT
INCREASING CLOUDS. LOWS 40 TO 45. WEST WINDS
10 TO 15 MPH WITH GUSTS TO 30 MPH IN THE EVENING, SHIFTING TO
SOUTH AFTER MIDNIGHT.
MONDAY
SUNNY. HIGHS 74 TO 79. LIGHT WINDS IN THE MORNING,
BECOMING NORTHWEST AROUND 10 MPH WITH GUSTS TO 20 MPH IN THE
AFTERNOON.
MONDAY NIGHT THROUGH TUESDAY NIGHT
MOSTLY CLEAR. LOWS 43 TO
52. HIGHS 81 TO 86.
WEDNESDAY AND WEDNESDAY NIGHT
PARTLY CLOUDY. HIGHS 85 TO 90.
LOWS 50 TO 55.
THURSDAY AND THURSDAY NIGHT
MOSTLY CLEAR. HIGHS 79 TO 84. LOWS
47 TO 52. BREEZY.
FRIDAY
SUNNY. HIGHS 85 TO 90.
TEMPERATURE
JEROME 70 46 71
TWIN FALLS 70 46 71
=
IDZ029-310200-
OWYHEE MOUNTAINS-
1236 PM MDT SAT MAY 30 2026
REST OF TODAY
SUNNY. HIGHS 63 TO 68. BREEZY.
TONIGHT
MOSTLY CLEAR. LOWS 36 TO 44. BREEZY.
SUNDAY
SUNNY. HIGHS 64 TO 69.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS 38 TO 47.
MONDAY
PARTLY SUNNY IN THE MORNING, THEN CLEARING. HIGHS 68 TO
73.
MONDAY NIGHT THROUGH TUESDAY NIGHT
MOSTLY CLEAR. LOWS 44 TO
54. HIGHS 74 TO 79.
WEDNESDAY
PARTLY SUNNY. HIGHS 76 TO 81.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS 45 TO 54. BREEZY.
THURSDAY AND THURSDAY NIGHT
MOSTLY CLEAR. HIGHS 71 TO 76. LOWS
44 TO 53.
FRIDAY
SUNNY. HIGHS 78 TO 83.
=
IDZ015-310200-
SOUTHWEST HIGHLANDS-
1236 PM MDT SAT MAY 30 2026
REST OF TODAY
SUNNY. HIGHS 64 TO 72. WINDY. NORTHWEST WINDS
AROUND 25 MPH WITH GUSTS TO 40 MPH.
TONIGHT
MOSTLY CLEAR. LOWS 36 TO 43. WINDY. NORTHWEST WINDS
AROUND 25 MPH WITH GUSTS TO 35 MPH IN THE EVENING.
SUNDAY
SUNNY. HIGHS 66 TO 72.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS 38 TO 43.
MONDAY
SUNNY. HIGHS 70 TO 77.
MONDAY NIGHT AND TUESDAY
MOSTLY CLEAR. LOWS 41 TO 46. HIGHS
78 TO 84.
TUESDAY NIGHT
INCREASING CLOUDS. LOWS 46 TO 51.
WEDNESDAY AND WEDNESDAY NIGHT
PARTLY CLOUDY. HIGHS 81 TO 87.
LOWS 45 TO 51. BREEZY.
THURSDAY AND THURSDAY NIGHT
MOSTLY CLEAR. HIGHS 76 TO 81. LOWS
44 TO 49.
FRIDAY
SUNNY. HIGHS 82 TO 88.
=
IDZ030-310200-
SOUTHERN TWIN FALLS COUNTY-
1236 PM MDT SAT MAY 30 2026
REST OF TODAY
MOSTLY SUNNY. HIGHS 67 TO 72. WINDY. WEST WINDS
AROUND 25 MPH WITH GUSTS TO 35 MPH.
TONIGHT
PARTLY CLOUDY IN THE EVENING, THEN CLEARING. LOWS
39 TO 45. WINDY. NORTHWEST WINDS AROUND 25 MPH WITH GUSTS TO
40 MPH IN THE EVENING.
SUNDAY
SUNNY. HIGHS 68 TO 73. BREEZY.
SUNDAY NIGHT
INCREASING CLOUDS. LOWS 41 TO 46.
MONDAY
MOSTLY SUNNY. HIGHS 72 TO 77.
MONDAY NIGHT AND TUESDAY
MOSTLY CLEAR. LOWS 43 TO 48. HIGHS
80 TO 85.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS 48 TO 53.
WEDNESDAY AND WEDNESDAY NIGHT
PARTLY CLOUDY. HIGHS 83 TO 88.
LOWS 49 TO 54.
THURSDAY AND THURSDAY NIGHT
MOSTLY CLEAR. HIGHS 78 TO 83. LOWS
47 TO 52. BREEZY.
FRIDAY
SUNNY. HIGHS 84 TO 89.
=
ORZ062-310200-
BAKER COUNTY-
1136 AM PDT SAT MAY 30 2026
REST OF TODAY
SUNNY. HIGHS 63 TO 71. BREEZY. NORTHWEST WINDS
10 TO 20 MPH WITH GUSTS TO 35 MPH.
TONIGHT
DECREASING CLOUDS. LOWS 32 TO 43. BREEZY. NORTHWEST
WINDS 10 TO 20 MPH. GUSTS TO 40 MPH IN THE EVENING, DECREASING TO
30 MPH AFTER MIDNIGHT.
SUNDAY
SUNNY. HIGHS 65 TO 73. NORTHWEST WINDS 10 TO 15 MPH
WITH GUSTS TO 25 MPH.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS 35 TO 46. BREEZY. NORTHWEST
WINDS 10 TO 20 MPH WITH GUSTS TO 35 MPH IN THE EVENING,
DECREASING TO AROUND 10 MPH WITH GUSTS TO 20 MPH AFTER MIDNIGHT.
MONDAY
SUNNY. HIGHS 69 TO 77. LIGHT WINDS.
MONDAY NIGHT
PARTLY CLOUDY. LOWS 39 TO 50.
TUESDAY AND TUESDAY NIGHT
MOSTLY CLEAR. HIGHS 74 TO 82. LOWS
43 TO 53.
WEDNESDAY
PARTLY CLOUDY. A CHANCE OF RAIN SHOWERS WITH A
SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. CHANCE OF RAIN
30 PERCENT. HIGHS 74 TO 83.
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS
WITH A SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN PARTLY
CLOUDY AFTER MIDNIGHT. PATCHY FOG AFTER MIDNIGHT. CHANCE OF RAIN
30 PERCENT. LOWS 41 TO 51. BREEZY.
THURSDAY AND THURSDAY NIGHT
MOSTLY CLEAR. HIGHS 71 TO 79. LOWS
40 TO 50.
FRIDAY
SUNNY. HIGHS 77 TO 85.
TEMPERATURE
BAKER CITY 66 32 68
=
ORZ061-310200-
HARNEY COUNTY-
1136 AM PDT SAT MAY 30 2026
REST OF TODAY
SUNNY. HIGHS 58 TO 66. WEST WINDS 10 TO 15 MPH
WITH GUSTS TO 25 MPH.
TONIGHT
MOSTLY CLEAR. LOWS 29 TO 38. NORTHWEST WINDS 10 TO
15 MPH. GUSTS TO 25 MPH IN THE EVENING.
SUNDAY
SUNNY. HIGHS 61 TO 68. NORTHWEST WINDS UP TO 10 MPH.
SUNDAY NIGHT
INCREASING CLOUDS. LOWS 33 TO 41. NORTHWEST WINDS
UP TO 10 MPH.
MONDAY
SUNNY. HIGHS 65 TO 73. LIGHT WINDS.
MONDAY NIGHT AND TUESDAY
MOSTLY CLEAR. LOWS 37 TO 46. HIGHS
71 TO 81.
TUESDAY NIGHT
INCREASING CLOUDS. LOWS 42 TO 51.
WEDNESDAY
PARTLY SUNNY. HIGHS 72 TO 79.
WEDNESDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.
LOWS 39 TO 46. BREEZY.
THURSDAY AND THURSDAY NIGHT
MOSTLY CLEAR. HIGHS 70 TO 77. LOWS
39 TO 47.
FRIDAY
SUNNY. HIGHS 75 TO 82.
TEMPERATURE
BURNS 64 29 67
=
ORZ063-310200-
MALHEUR COUNTY-
1236 PM MDT SAT MAY 30 2026 /1136 AM PDT SAT MAY 30 2026/
REST OF TODAY
SUNNY. HIGHS 65 TO 73. NORTHWEST WINDS 10 TO
15 MPH WITH GUSTS TO 25 MPH.
TONIGHT
MOSTLY CLEAR. LOWS 35 TO 45. BREEZY. NORTHWEST WINDS
10 TO 20 MPH WITH GUSTS TO 30 MPH.
SUNDAY
SUNNY. HIGHS 66 TO 74. NORTHWEST WINDS UP TO 10 MPH
WITH GUSTS TO 20 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS 38 TO 48. NORTH WINDS 10 TO
15 MPH WITH GUSTS TO 25 MPH.
MONDAY
SUNNY. HIGHS 71 TO 78. NORTH WINDS UP TO 10 MPH.
MONDAY NIGHT AND TUESDAY
MOSTLY CLEAR. LOWS 41 TO 51. HIGHS
77 TO 84.
TUESDAY NIGHT
INCREASING CLOUDS. LOWS 45 TO 55.
WEDNESDAY
PARTLY SUNNY. HIGHS 78 TO 84.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS 44 TO 53. BREEZY.
THURSDAY AND THURSDAY NIGHT
MOSTLY CLEAR. HIGHS 75 TO 81. LOWS
43 TO 52.
FRIDAY
SUNNY. HIGHS 81 TO 87.
=
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