861
FPUS55 KBOI 312031
ZFPBOI
ZONE FORECASTS FOR SOUTHWEST IDAHO/SOUTHEAST OREGON
NATIONAL WEATHER SERVICE BOISE ID
230 PM MDT FRI JUL 31 2026
SPOT TEMPERATURES ARE FOR TONIGHT, SATURDAY, SATURDAY NIGHT, AND
SUNDAY.
IDZ011-010400-
WEST CENTRAL MOUNTAINS-
230 PM MDT FRI JUL 31 2026
TONIGHT
MOSTLY CLEAR. PATCHY SMOKE THIS EVENING. AREAS OF
SMOKE AFTER MIDNIGHT. LOWS 54 TO 65.
SATURDAY
SUNNY. AREAS OF SMOKE. HIGHS 81 TO 95.
SATURDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.
AREAS OF SMOKE. LOWS 46 TO 57.
SUNDAY
AREAS OF FOG WITH PATCHY SMOKE IN THE MORNING. SUNNY.
NOT AS WARM WITH HIGHS 70 TO 83.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS 42 TO 52.
MONDAY AND MONDAY NIGHT
CLEAR. PATCHY FOG IN THE MORNING.
PATCHY FOG AFTER MIDNIGHT. HIGHS 70 TO 82. LOWS 42 TO 52.
TUESDAY
PATCHY FOG IN THE MORNING. SUNNY. HIGHS 76 TO 88.
TUESDAY NIGHT AND WEDNESDAY
MOSTLY CLEAR. LOWS 46 TO 56. HIGHS
81 TO 94.
WEDNESDAY NIGHT AND THURSDAY
CLEAR. LOWS 51 TO 62. HIGHS 81 TO
94.
THURSDAY NIGHT AND FRIDAY
MOSTLY CLEAR. LOWS 51 TO 62. HIGHS
79 TO 93.
TEMPERATURE
MCCALL 54 90 46 78
=
IDZ013-010400-
BOISE MOUNTAINS-
230 PM MDT FRI JUL 31 2026
TONIGHT
MOSTLY CLEAR. LOWS 50 TO 65.
SATURDAY
SUNNY. PATCHY SMOKE IN THE MORNING. AREAS OF SMOKE IN
THE AFTERNOON. HIGHS 85 TO 100.
SATURDAY NIGHT
PARTLY CLOUDY. AREAS OF SMOKE. LOWS 46 TO 61.
SUNDAY
AREAS OF SMOKE IN THE MORNING. SUNNY. NOT AS WARM WITH
HIGHS 72 TO 87.
SUNDAY NIGHT
CLEAR. LOWS 38 TO 53.
MONDAY THROUGH TUESDAY NIGHT
CLEAR. HIGHS 74 TO 89. LOWS 40 TO
55.
WEDNESDAY AND WEDNESDAY NIGHT
MOSTLY CLEAR. HIGHS 83 TO 98.
LOWS 47 TO 62.
THURSDAY AND THURSDAY NIGHT
CLEAR. HIGHS 83 TO 98. LOWS 47 TO
62.
FRIDAY
SUNNY. HIGHS 82 TO 97.
TEMPERATURE
IDAHO CITY 55 98 51 85
=
IDZ028-010400-
CAMAS PRAIRIE-
230 PM MDT FRI JUL 31 2026
TONIGHT
MOSTLY CLEAR. LOWS 56 TO 61. WEST WINDS UP TO 10 MPH
WITH GUSTS TO 20 MPH.
SATURDAY
SUNNY. HIGHS 93 TO 98. WEST WINDS 10 TO 15 MPH. GUSTS
TO 30 MPH IN THE AFTERNOON.
SATURDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.
PATCHY SMOKE. LOWS 51 TO 56. WEST WINDS 10 TO 15 MPH. GUSTS TO
30 MPH IN THE EVENING.
SUNDAY
PATCHY SMOKE IN THE MORNING. SUNNY. HIGHS 84 TO 89.
BREEZY. WEST WINDS AROUND 10 MPH IN THE MORNING, INCREASING TO
15 TO 20 MPH WITH GUSTS TO 30 MPH IN THE AFTERNOON.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS 43 TO 49. BREEZY. WEST WINDS
10 TO 20 MPH. GUSTS TO 30 MPH IN THE EVENING, DECREASING TO
20 MPH AFTER MIDNIGHT.
MONDAY
SUNNY. HIGHS 80 TO 85. BREEZY.
MONDAY NIGHT
MOSTLY CLEAR. LOWS 42 TO 48. BREEZY.
TUESDAY
SUNNY. HIGHS 83 TO 88.
TUESDAY NIGHT AND WEDNESDAY
MOSTLY CLEAR. LOWS 45 TO 51. HIGHS
90 TO 95.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS 52 TO 57.
THURSDAY
SUNNY. HIGHS 91 TO 96.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS 53 TO 58. BREEZY.
FRIDAY
SUNNY. HIGHS 91 TO 96. BREEZY.
TEMPERATURE
FAIRFIELD 56 96 51 87
=
IDZ033-010400-
UPPER WEISER RIVER-
230 PM MDT FRI JUL 31 2026
TONIGHT
MOSTLY CLEAR. PATCHY SMOKE THIS EVENING. AREAS OF
SMOKE AFTER MIDNIGHT. LOWS 64 TO 69. LIGHT WINDS THIS EVENING,
BECOMING NORTHEAST UP TO 10 MPH AFTER MIDNIGHT.
SATURDAY
SUNNY. AREAS OF SMOKE. HIGHS 94 TO 99. SOUTHWEST
WINDS 10 TO 15 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN CLEARING.
AREAS OF SMOKE. LOWS 55 TO 61. BREEZY. NORTHWEST WINDS 10 TO
20 MPH WITH GUSTS TO 35 MPH.
SUNDAY
AREAS OF SMOKE IN THE MORNING. SUNNY. NOT AS WARM WITH
HIGHS 82 TO 88. BREEZY. NORTHWEST WINDS 10 TO 20 MPH. GUSTS TO
30 MPH IN THE MORNING.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS 51 TO 56. BREEZY. NORTHWEST
WINDS 10 TO 20 MPH. GUSTS TO 30 MPH AFTER MIDNIGHT.
MONDAY AND MONDAY NIGHT
CLEAR. HIGHS 83 TO 88. LOWS 51 TO 56.
BREEZY.
TUESDAY AND TUESDAY NIGHT
MOSTLY CLEAR. HIGHS 87 TO 93. LOWS
55 TO 60.
WEDNESDAY
SUNNY. HIGHS 93 TO 98.
WEDNESDAY NIGHT
CLEAR. LOWS 61 TO 66.
THURSDAY
SUNNY. HIGHS 93 TO 99.
THURSDAY NIGHT
CLEAR. LOWS 61 TO 66.
FRIDAY
SUNNY. HIGHS 91 TO 97.
TEMPERATURE
COUNCIL 66 99 59 87
CAMBRIDGE 64 98 55 87
=
ORZ064-010400-
OREGON LOWER TREASURE VALLEY-
230 PM MDT FRI JUL 31 2026 /130 PM PDT FRI JUL 31 2026/
TONIGHT
MOSTLY CLEAR. PATCHY SMOKE THIS EVENING, THEN SMOKE
AFTER MIDNIGHT. LOWS 64 TO 70. SOUTHEAST WINDS UP TO 10 MPH THIS
EVENING, SHIFTING TO WEST AFTER MIDNIGHT.
SATURDAY
SUNNY. AREAS OF SMOKE. HIGHS 97 TO 102. WEST WINDS
10 TO 15 MPH. GUSTS TO 25 MPH IN THE AFTERNOON.
SATURDAY NIGHT
DECREASING CLOUDS. PATCHY SMOKE IN THE EVENING,
THEN AREAS OF SMOKE AFTER MIDNIGHT. LOWS 59 TO 64. WINDY.
NORTHWEST WINDS 15 TO 25 MPH WITH GUSTS TO 45 MPH.
SUNDAY
AREAS OF SMOKE IN THE MORNING. SUNNY. NOT AS WARM WITH
HIGHS 84 TO 89. WINDY. NORTHWEST WINDS 15 TO 25 MPH WITH GUSTS TO
35 MPH IN THE MORNING, DECREASING TO 10 TO 15 MPH IN THE
AFTERNOON.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS 54 TO 59. BREEZY. NORTHWEST
WINDS 10 TO 20 MPH WITH GUSTS TO 30 MPH.
MONDAY
SUNNY. HIGHS 84 TO 89. BREEZY.
MONDAY NIGHT THROUGH TUESDAY NIGHT
MOSTLY CLEAR. LOWS 54 TO
63. HIGHS 89 TO 94.
WEDNESDAY THROUGH FRIDAY
MOSTLY CLEAR. HIGHS 95 TO 101. LOWS
62 TO 69.
TEMPERATURE
ONTARIO 64 99 60 87
=
IDZ012-010400-
LOWER TREASURE VALLEY-
230 PM MDT FRI JUL 31 2026
TONIGHT
MOSTLY CLEAR. PATCHY SMOKE THIS EVENING. AREAS OF
SMOKE AFTER MIDNIGHT. LOWS 63 TO 68. LIGHT WINDS.
SATURDAY
SUNNY. AREAS OF SMOKE. HIGHS 97 TO 102. LIGHT WINDS
IN THE MORNING, BECOMING WEST 10 TO 15 MPH WITH GUSTS TO 25 MPH
IN THE AFTERNOON.
SATURDAY NIGHT
PARTLY CLOUDY. AREAS OF SMOKE. LOWS 58 TO 63.
BREEZY. NORTHWEST WINDS 10 TO 20 MPH WITH GUSTS TO 35 MPH.
SUNDAY
AREAS OF SMOKE IN THE MORNING. SUNNY. NOT AS WARM WITH
HIGHS 84 TO 89. BREEZY. NORTHWEST WINDS 10 TO 20 MPH WITH GUSTS
TO 30 MPH.
SUNDAY NIGHT
CLEAR. LOWS 53 TO 58. NORTHWEST WINDS 10 TO
15 MPH WITH GUSTS TO 25 MPH.
MONDAY AND MONDAY NIGHT
CLEAR. HIGHS 84 TO 89. LOWS 53 TO 58.
TUESDAY
SUNNY. HIGHS 88 TO 93.
TUESDAY NIGHT
CLEAR. LOWS 56 TO 61.
WEDNESDAY
SUNNY. HIGHS 94 TO 99.
WEDNESDAY NIGHT THROUGH THURSDAY NIGHT
CLEAR. LOWS 61 TO 67.
HIGHS 95 TO 100.
FRIDAY
SUNNY. HIGHS 94 TO 99.
TEMPERATURE
CALDWELL 64 100 60 87
=
IDZ014-010400-
UPPER TREASURE VALLEY-
230 PM MDT FRI JUL 31 2026
TONIGHT
MOSTLY CLEAR. PATCHY SMOKE. LOWS 63 TO 68. WEST WINDS
UP TO 10 MPH THIS EVENING, SHIFTING TO SOUTHEAST AFTER MIDNIGHT.
GUSTS TO 20 MPH.
SATURDAY
SUNNY. AREAS OF SMOKE. HIGHS 98 TO 104. SOUTHEAST
WINDS UP TO 10 MPH IN THE MORNING, SHIFTING TO NORTHWEST WITH
GUSTS TO 30 MPH IN THE AFTERNOON.
SATURDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.
AREAS OF SMOKE. LOWS 59 TO 64. WINDY. NORTHWEST WINDS 15 TO
25 MPH WITH GUSTS TO 35 MPH.
SUNDAY
AREAS OF SMOKE IN THE MORNING. SUNNY. NOT AS HOT WITH
HIGHS 85 TO 91. WINDY. NORTHWEST WINDS 15 TO 25 MPH WITH GUSTS TO
35 MPH.
SUNDAY NIGHT
CLEAR. LOWS 53 TO 58. BREEZY. NORTHWEST WINDS
10 TO 20 MPH WITH GUSTS TO 30 MPH.
MONDAY THROUGH TUESDAY NIGHT
CLEAR. HIGHS 84 TO 94. LOWS 51 TO
59. BREEZY.
WEDNESDAY THROUGH THURSDAY NIGHT
CLEAR. HIGHS 96 TO 102. LOWS
60 TO 66.
FRIDAY
SUNNY. HIGHS 95 TO 100.
TEMPERATURE
BOISE 67 100 62 86
MOUNTAIN HOME 64 103 62 89
=
IDZ016-010400-
WESTERN MAGIC VALLEY-
230 PM MDT FRI JUL 31 2026
TONIGHT
MOSTLY CLEAR. LOWS 62 TO 67. EAST WINDS AROUND 10 MPH.
SATURDAY
SUNNY. HIGHS 98 TO 103. SOUTHEAST WINDS AROUND 10 MPH
IN THE MORNING, SHIFTING TO NORTHWEST WITH GUSTS TO 25 MPH IN THE
AFTERNOON.
SATURDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.
PATCHY SMOKE. LOWS 60 TO 65. BREEZY. WEST WINDS 10 TO 20 MPH WITH
GUSTS TO 30 MPH.
SUNDAY
AREAS OF SMOKE IN THE MORNING. SUNNY. NOT AS HOT WITH
HIGHS 86 TO 91. BREEZY. WEST WINDS 10 TO 20 MPH WITH GUSTS TO
30 MPH.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS 52 TO 58. BREEZY. WEST WINDS
10 TO 20 MPH WITH GUSTS TO 30 MPH.
MONDAY THROUGH TUESDAY NIGHT
CLEAR. HIGHS 82 TO 91. LOWS 50 TO
58. BREEZY.
WEDNESDAY
SUNNY. HIGHS 94 TO 99.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS 60 TO 65.
THURSDAY
SUNNY. HIGHS 95 TO 100.
THURSDAY NIGHT AND FRIDAY
MOSTLY CLEAR. LOWS 61 TO 66. HIGHS
93 TO 98.
TEMPERATURE
JEROME 63 98 62 86
TWIN FALLS 66 99 65 86
=
IDZ029-010400-
OWYHEE MOUNTAINS-
230 PM MDT FRI JUL 31 2026
TONIGHT
MOSTLY CLEAR. PATCHY SMOKE. LOWS 60 TO 69.
SATURDAY
SUNNY. PATCHY SMOKE IN THE MORNING. AREAS OF SMOKE IN
THE AFTERNOON. HIGHS 90 TO 97.
SATURDAY NIGHT
PARTLY CLOUDY. AREAS OF SMOKE. LOWS 54 TO 61.
BREEZY.
SUNDAY
AREAS OF SMOKE IN THE MORNING. SUNNY. NOT AS WARM WITH
HIGHS 78 TO 85.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS 48 TO 56.
MONDAY AND MONDAY NIGHT
CLEAR. HIGHS 76 TO 83. LOWS 47 TO 56.
TUESDAY AND TUESDAY NIGHT
MOSTLY CLEAR. HIGHS 81 TO 90. LOWS
52 TO 61.
WEDNESDAY
SUNNY. HIGHS 88 TO 96.
WEDNESDAY NIGHT THROUGH THURSDAY NIGHT
CLEAR. LOWS 58 TO 66.
HIGHS 89 TO 96.
FRIDAY
SUNNY. HIGHS 87 TO 94.
=
IDZ015-010400-
SOUTHWEST HIGHLANDS-
230 PM MDT FRI JUL 31 2026
TONIGHT
PATCHY SMOKE THIS EVENING. MOSTLY CLEAR. LOWS 59 TO
67.
SATURDAY
SUNNY. PATCHY SMOKE IN THE AFTERNOON. HIGHS 98 TO
103. BREEZY.
SATURDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.
PATCHY SMOKE. LOWS 56 TO 61. BREEZY.
SUNDAY
AREAS OF SMOKE IN THE MORNING. SUNNY. NOT AS HOT WITH
HIGHS 84 TO 92. BREEZY.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS 51 TO 56. BREEZY.
MONDAY THROUGH TUESDAY NIGHT
CLEAR. HIGHS 82 TO 92. LOWS 49 TO
58. BREEZY.
WEDNESDAY
SUNNY. HIGHS 94 TO 100.
WEDNESDAY NIGHT AND THURSDAY
CLEAR. LOWS 59 TO 64. HIGHS 94 TO
99.
THURSDAY NIGHT AND FRIDAY
MOSTLY CLEAR. LOWS 59 TO 65. HIGHS
93 TO 98.
=
IDZ030-010400-
SOUTHERN TWIN FALLS COUNTY-
230 PM MDT FRI JUL 31 2026
TONIGHT
MOSTLY CLEAR. LOWS 64 TO 69.
SATURDAY
SUNNY. HIGHS 98 TO 103.
SATURDAY NIGHT
PARTLY CLOUDY. PATCHY SMOKE. LOWS 60 TO 65.
BREEZY.
SUNDAY
PATCHY SMOKE IN THE MORNING. SUNNY. NOT AS WARM WITH
HIGHS 85 TO 90. BREEZY.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS 52 TO 57. BREEZY.
MONDAY THROUGH TUESDAY NIGHT
CLEAR. HIGHS 81 TO 90. LOWS 50 TO
59. BREEZY.
WEDNESDAY AND WEDNESDAY NIGHT
MOSTLY CLEAR. HIGHS 93 TO 98.
LOWS 61 TO 66.
THURSDAY
SUNNY. HIGHS 94 TO 99.
THURSDAY NIGHT AND FRIDAY
MOSTLY CLEAR. LOWS 62 TO 67. HIGHS
92 TO 97.
=
ORZ062-010400-
BAKER COUNTY-
130 PM PDT FRI JUL 31 2026
...WIND ADVISORY IN EFFECT FROM 8 PM SATURDAY TO 2 AM PDT
SUNDAY...
TONIGHT
MOSTLY CLEAR. SMOKE. LOWS 54 TO 66. NORTHWEST WINDS
10 TO 15 MPH.
SATURDAY
SUNNY. AREAS OF SMOKE. HIGHS 88 TO 98. BREEZY. WEST
WINDS UP TO 10 MPH WITH GUSTS TO 20 MPH IN THE MORNING,
INCREASING TO NORTHWEST 10 TO 20 MPH WITH GUSTS TO 35 MPH IN THE
AFTERNOON.
SATURDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.
AREAS OF SMOKE. COOLER WITH LOWS 42 TO 55. WINDY. NORTHWEST WINDS
15 TO 25 MPH WITH GUSTS TO 50 MPH.
SUNDAY
AREAS OF FOG AND SMOKE IN THE MORNING. SUNNY. NOT AS
WARM WITH HIGHS 76 TO 85. BREEZY. NORTHWEST WINDS 10 TO 20 MPH
WITH GUSTS TO 30 MPH.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS 39 TO 51. BREEZY. NORTHWEST
WINDS 10 TO 20 MPH WITH GUSTS TO 35 MPH.
MONDAY
SUNNY. HIGHS 78 TO 86.
MONDAY NIGHT AND TUESDAY
MOSTLY CLEAR. LOWS 42 TO 54. HIGHS
85 TO 92.
TUESDAY NIGHT THROUGH FRIDAY
MOSTLY CLEAR. LOWS 47 TO 61.
HIGHS 88 TO 98.
TEMPERATURE
BAKER CITY 54 89 42 77
=
ORZ061-010400-
HARNEY COUNTY-
130 PM PDT FRI JUL 31 2026
TONIGHT
MOSTLY CLEAR. AREAS OF SMOKE THIS EVENING. SMOKE AFTER
MIDNIGHT. LOWS 51 TO 61. WEST WINDS 10 TO 15 MPH WITH GUSTS TO
25 MPH.
SATURDAY
MOSTLY SUNNY. SMOKE IN THE MORNING, THEN AREAS OF
SMOKE IN THE AFTERNOON. HIGHS 84 TO 94. WEST WINDS 10 TO 15 MPH.
GUSTS TO 25 MPH IN THE AFTERNOON.
SATURDAY NIGHT
PARTLY CLOUDY. AREAS OF SMOKE. COOLER WITH LOWS
42 TO 54. BREEZY. NORTHWEST WINDS 10 TO 20 MPH. GUSTS TO 40 MPH
IN THE EVENING, DECREASING TO 30 MPH AFTER MIDNIGHT.
SUNDAY
AREAS OF SMOKE IN THE MORNING. SUNNY. HIGHS 76 TO 85.
NORTHWEST WINDS 10 TO 15 MPH.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS 37 TO 50. NORTHWEST WINDS
10 TO 15 MPH WITH GUSTS TO 25 MPH.
MONDAY AND MONDAY NIGHT
MOSTLY CLEAR. HIGHS 75 TO 85. LOWS
41 TO 52.
TUESDAY
SUNNY. HIGHS 82 TO 92.
TUESDAY NIGHT
CLEAR. LOWS 46 TO 57.
WEDNESDAY
SUNNY. HIGHS 87 TO 97.
WEDNESDAY NIGHT
CLEAR. LOWS 50 TO 61.
THURSDAY THROUGH FRIDAY
MOSTLY CLEAR. HIGHS 85 TO 95. LOWS
50 TO 60.
TEMPERATURE
BURNS 51 92 42 84
=
ORZ063-010400-
MALHEUR COUNTY-
230 PM MDT FRI JUL 31 2026 /130 PM PDT FRI JUL 31 2026/
TONIGHT
MOSTLY CLEAR. AREAS OF SMOKE. LOWS 59 TO 68. SOUTH
WINDS 10 TO 15 MPH.
SATURDAY
SUNNY. AREAS OF SMOKE. HIGHS 94 TO 100. BREEZY.
SOUTHWEST WINDS UP TO 10 MPH IN THE MORNING, INCREASING TO WEST
10 TO 20 MPH WITH GUSTS TO 30 MPH IN THE AFTERNOON.
SATURDAY NIGHT
PARTLY CLOUDY. PATCHY SMOKE IN THE EVENING.
AREAS OF SMOKE AFTER MIDNIGHT. LOWS 52 TO 61. WINDY. NORTHWEST
WINDS 15 TO 25 MPH WITH GUSTS TO 40 MPH.
SUNDAY
AREAS OF SMOKE IN THE MORNING. SUNNY. NOT AS WARM WITH
HIGHS 83 TO 90. NORTHWEST WINDS 10 TO 15 MPH WITH GUSTS TO
25 MPH.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS 46 TO 56. NORTH WINDS 10 TO
15 MPH WITH GUSTS TO 25 MPH.
MONDAY
SUNNY. HIGHS 81 TO 87.
MONDAY NIGHT THROUGH TUESDAY NIGHT
MOSTLY CLEAR. LOWS 47 TO
57. HIGHS 87 TO 93.
WEDNESDAY
SUNNY. HIGHS 94 TO 100.
WEDNESDAY NIGHT
CLEAR. LOWS 57 TO 66.
THURSDAY THROUGH FRIDAY
MOSTLY CLEAR. HIGHS 92 TO 99. LOWS
57 TO 66.
=
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