320
FPUS55 KBOI 232031
ZFPBOI
ZONE FORECASTS FOR SOUTHWEST IDAHO/SOUTHEAST OREGON
NATIONAL WEATHER SERVICE BOISE ID
230 PM MDT THU JUL 23 2026
SPOT TEMPERATURES ARE FOR TONIGHT, FRIDAY, FRIDAY NIGHT, AND
SATURDAY.
IDZ011-240400-
WEST CENTRAL MOUNTAINS-
230 PM MDT THU JUL 23 2026
TONIGHT
MOSTLY CLEAR. PATCHY SMOKE. LOWS 55 TO 66.
FRIDAY
SUNNY. PATCHY SMOKE. HIGHS 85 TO 99.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS 54 TO 66.
SATURDAY
SUNNY. HIGHS 82 TO 96.
SATURDAY NIGHT
CLEAR. LOWS 48 TO 61.
SUNDAY AND SUNDAY NIGHT
CLEAR. HIGHS 79 TO 93. LOWS 51 TO 61.
MONDAY THROUGH THURSDAY
MOSTLY CLEAR. HIGHS 80 TO 95. LOWS
51 TO 63.
TEMPERATURE
MCCALL 55 94 54 90
=
IDZ013-240400-
BOISE MOUNTAINS-
230 PM MDT THU JUL 23 2026
TONIGHT
MOSTLY CLEAR. LOWS 52 TO 67.
FRIDAY
SUNNY. HIGHS 88 TO 103.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS 53 TO 68.
SATURDAY
SUNNY. HIGHS 85 TO 100.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS 49 TO 64.
SUNDAY THROUGH THURSDAY
MOSTLY CLEAR. HIGHS 83 TO 98. LOWS
47 TO 62.
TEMPERATURE
IDAHO CITY 56 102 57 98
=
IDZ028-240400-
CAMAS PRAIRIE-
230 PM MDT THU JUL 23 2026
TONIGHT
MOSTLY CLEAR. LOWS 56 TO 62. NORTHWEST WINDS 10 TO
15 MPH.
FRIDAY
SUNNY. HIGHS 93 TO 98. EAST WINDS AROUND 10 MPH IN THE
MORNING, SHIFTING TO SOUTHWEST WITH GUSTS TO 25 MPH IN THE
AFTERNOON.
FRIDAY NIGHT
INCREASING CLOUDS. LOWS 59 TO 64. SOUTHEAST WINDS
AROUND 10 MPH WITH GUSTS TO 20 MPH IN THE EVENING, BECOMING LIGHT
AFTER MIDNIGHT.
SATURDAY
SUNNY. HIGHS 93 TO 98. BREEZY. EAST WINDS AROUND
10 MPH IN THE MORNING, SHIFTING TO SOUTHWEST 10 TO 20 MPH WITH
GUSTS TO 30 MPH IN THE AFTERNOON.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS 53 TO 59. WEST WINDS 10 TO
15 MPH WITH GUSTS TO 30 MPH IN THE EVENING, BECOMING LIGHT AFTER
MIDNIGHT.
SUNDAY THROUGH TUESDAY NIGHT
MOSTLY CLEAR. HIGHS 87 TO 96.
LOWS 53 TO 59.
WEDNESDAY
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS IN THE
AFTERNOON. CHANCE OF RAIN 20 PERCENT. HIGHS 90 TO 95.
WEDNESDAY NIGHT AND THURSDAY
MOSTLY CLEAR. LOWS 55 TO 60.
HIGHS 91 TO 96.
TEMPERATURE
FAIRFIELD 56 96 59 95
=
IDZ033-240400-
UPPER WEISER RIVER-
230 PM MDT THU JUL 23 2026
...HEAT ADVISORY REMAINS IN EFFECT UNTIL 9 PM MDT /8 PM PDT/
SATURDAY...
TONIGHT
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS THIS EVENING. PATCHY SMOKE. CHANCE OF RAIN
20 PERCENT. LOWS 65 TO 71. SOUTHWEST WINDS AROUND 10 MPH THIS
EVENING, SHIFTING TO NORTH AFTER MIDNIGHT.
FRIDAY
SUNNY. PATCHY SMOKE. HIGHS 98 TO 104. NORTHEAST WINDS
UP TO 10 MPH IN THE MORNING, SHIFTING TO SOUTHWEST WITH GUSTS TO
25 MPH IN THE AFTERNOON.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS 64 TO 70. SOUTHWEST WINDS
10 TO 15 MPH WITH GUSTS TO 25 MPH IN THE EVENING, BECOMING LIGHT
AFTER MIDNIGHT.
SATURDAY
SUNNY. HIGHS 94 TO 99. BREEZY. SOUTH WINDS UP TO
10 MPH IN THE MORNING, INCREASING TO SOUTHWEST 10 TO 20 MPH WITH
GUSTS TO 30 MPH IN THE AFTERNOON.
SATURDAY NIGHT
CLEAR. LOWS 61 TO 66. BREEZY. SOUTHWEST WINDS
10 TO 20 MPH IN THE EVENING, SHIFTING TO NORTH 10 TO 15 MPH AFTER
MIDNIGHT. GUSTS TO 30 MPH.
SUNDAY THROUGH TUESDAY
CLEAR. HIGHS 90 TO 98. LOWS 60 TO 65.
TUESDAY NIGHT THROUGH THURSDAY
MOSTLY CLEAR. LOWS 60 TO 67.
HIGHS 94 TO 102.
TEMPERATURE
COUNCIL 68 103 68 99
CAMBRIDGE 65 103 64 99
=
ORZ064-240400-
OREGON LOWER TREASURE VALLEY-
230 PM MDT THU JUL 23 2026 /130 PM PDT THU JUL 23 2026/
...HEAT ADVISORY REMAINS IN EFFECT UNTIL 9 PM MDT /8 PM PDT/
SATURDAY...
TONIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS THIS EVENING, THEN CLEAR AFTER MIDNIGHT. PATCHY
SMOKE THIS EVENING, THEN AREAS OF SMOKE AFTER MIDNIGHT. CHANCE OF
RAIN 30 PERCENT. LOWS 68 TO 73. SOUTHEAST WINDS UP TO 10 MPH THIS
EVENING, SHIFTING TO NORTHWEST AFTER MIDNIGHT.
FRIDAY
SUNNY. AREAS OF SMOKE IN THE MORNING, THEN PATCHY SMOKE
IN THE AFTERNOON. HIGHS 102 TO 107. WEST WINDS 10 TO 15 MPH.
GUSTS TO 25 MPH IN THE AFTERNOON.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS 67 TO 72. WEST WINDS UP TO
10 MPH. GUSTS TO 25 MPH IN THE EVENING.
SATURDAY
SUNNY. HIGHS 99 TO 104. WEST WINDS 10 TO 15 MPH.
GUSTS TO 30 MPH IN THE AFTERNOON.
SATURDAY NIGHT
CLEAR. LOWS 64 TO 69. BREEZY. NORTHWEST WINDS
10 TO 20 MPH WITH GUSTS TO 30 MPH.
SUNDAY THROUGH TUESDAY
CLEAR. HIGHS 93 TO 100. LOWS 62 TO 67.
BREEZY.
TUESDAY NIGHT THROUGH THURSDAY
MOSTLY CLEAR. LOWS 62 TO 69.
HIGHS 96 TO 103.
TEMPERATURE
ONTARIO 69 104 67 102
=
IDZ012-240400-
LOWER TREASURE VALLEY-
230 PM MDT THU JUL 23 2026
...HEAT ADVISORY REMAINS IN EFFECT UNTIL 9 PM MDT /8 PM PDT/
SATURDAY...
TONIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS THIS EVENING, THEN CLEAR AFTER MIDNIGHT. PATCHY
SMOKE. CHANCE OF RAIN 30 PERCENT. LOWS 66 TO 71. NORTHEAST WINDS
UP TO 10 MPH THIS EVENING, SHIFTING TO NORTHWEST AFTER MIDNIGHT.
FRIDAY
SUNNY. AREAS OF SMOKE IN THE MORNING. PATCHY SMOKE IN
THE AFTERNOON. HIGHS 101 TO 106. WEST WINDS UP TO 10 MPH. GUSTS
TO 20 MPH IN THE AFTERNOON.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS 66 TO 71. LIGHT WINDS.
SATURDAY
SUNNY. HIGHS 98 TO 103. LIGHT WINDS IN THE MORNING,
BECOMING WEST 10 TO 15 MPH WITH GUSTS TO 25 MPH IN THE AFTERNOON.
SATURDAY NIGHT
CLEAR. LOWS 62 TO 67. NORTHWEST WINDS UP TO
10 MPH WITH GUSTS TO 20 MPH.
SUNDAY AND SUNDAY NIGHT
CLEAR. HIGHS 94 TO 99. LOWS 61 TO 66.
MONDAY
SUNNY. HIGHS 93 TO 98.
MONDAY NIGHT
CLEAR. LOWS 60 TO 65.
TUESDAY THROUGH THURSDAY
MOSTLY CLEAR. HIGHS 94 TO 103. LOWS
61 TO 68.
TEMPERATURE
CALDWELL 67 104 68 101
=
IDZ014-240400-
UPPER TREASURE VALLEY-
230 PM MDT THU JUL 23 2026
...HEAT ADVISORY REMAINS IN EFFECT UNTIL 9 PM MDT /8 PM PDT/
SATURDAY...
TONIGHT
MOSTLY CLEAR. PATCHY SMOKE. LOWS 65 TO 70. NORTH WINDS
UP TO 10 MPH.
FRIDAY
SUNNY. PATCHY SMOKE. HIGHS 102 TO 107. SOUTHEAST WINDS
UP TO 10 MPH IN THE MORNING, SHIFTING TO WEST AROUND 10 MPH WITH
GUSTS TO 25 MPH IN THE AFTERNOON.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS 67 TO 72. EAST WINDS UP TO
10 MPH WITH GUSTS TO 20 MPH.
SATURDAY
SUNNY. HIGHS 100 TO 105. NORTH WINDS AROUND 10 MPH
WITH GUSTS TO 20 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS 62 TO 67. NORTHWEST WINDS
10 TO 15 MPH. GUSTS TO 25 MPH IN THE EVENING.
SUNDAY THROUGH THURSDAY
MOSTLY CLEAR. HIGHS 94 TO 104. LOWS
60 TO 67.
TEMPERATURE
BOISE 70 105 72 101
MOUNTAIN HOME 66 106 68 103
=
IDZ016-240400-
WESTERN MAGIC VALLEY-
230 PM MDT THU JUL 23 2026
...HEAT ADVISORY REMAINS IN EFFECT UNTIL 9 PM MDT /8 PM PDT/
SATURDAY...
TONIGHT
PATCHY SMOKE THIS EVENING. MOSTLY CLEAR. LOWS 65 TO
70. WEST WINDS UP TO 10 MPH THIS EVENING, SHIFTING TO SOUTHEAST
AROUND 10 MPH AFTER MIDNIGHT.
FRIDAY
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. CHANCE OF RAIN 20 PERCENT. HIGHS
97 TO 103. EAST WINDS AROUND 10 MPH IN THE MORNING, SHIFTING TO
WEST IN THE AFTERNOON. GUSTS TO 25 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS 68 TO 73. SOUTHEAST WINDS
10 TO 15 MPH WITH GUSTS TO 25 MPH.
SATURDAY
SUNNY. HIGHS 97 TO 102. SOUTHEAST WINDS AROUND 10 MPH
IN THE MORNING, SHIFTING TO WEST WITH GUSTS TO 25 MPH IN THE
AFTERNOON.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS 64 TO 69. SOUTHWEST WINDS
10 TO 15 MPH. GUSTS TO 25 MPH IN THE EVENING.
SUNDAY THROUGH TUESDAY NIGHT
MOSTLY CLEAR. HIGHS 92 TO 99.
LOWS 60 TO 67.
WEDNESDAY AND WEDNESDAY NIGHT
PARTLY CLOUDY. A 20 PERCENT
CHANCE OF SHOWERS. HIGHS 94 TO 99. LOWS 62 TO 67.
THURSDAY
SUNNY. HIGHS 95 TO 100.
TEMPERATURE
JEROME 68 97 71 97
TWIN FALLS 69 99 72 97
=
IDZ029-240400-
OWYHEE MOUNTAINS-
230 PM MDT THU JUL 23 2026
TONIGHT
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS THIS EVENING, THEN MOSTLY CLEAR AFTER MIDNIGHT.
PATCHY SMOKE AFTER MIDNIGHT. CHANCE OF RAIN 20 PERCENT. LOWS
61 TO 70.
FRIDAY
SUNNY. PATCHY SMOKE. HIGHS 95 TO 101.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS 61 TO 71.
SATURDAY
SUNNY. HIGHS 92 TO 97.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS 57 TO 66. BREEZY.
SUNDAY THROUGH THURSDAY
MOSTLY CLEAR. HIGHS 87 TO 97. LOWS
56 TO 66.
=
IDZ015-240400-
SOUTHWEST HIGHLANDS-
230 PM MDT THU JUL 23 2026
TONIGHT
PARTLY CLOUDY THIS EVENING, THEN CLEARING. LOWS 61 TO
67.
FRIDAY
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. CHANCE OF RAIN 20 PERCENT. HIGHS
97 TO 102.
FRIDAY NIGHT
INCREASING CLOUDS. LOWS 62 TO 69.
SATURDAY
SUNNY. HIGHS 94 TO 101. BREEZY.
SATURDAY NIGHT
INCREASING CLOUDS. LOWS 60 TO 66. BREEZY.
SUNDAY THROUGH TUESDAY NIGHT
MOSTLY CLEAR. HIGHS 91 TO 97.
LOWS 57 TO 64. BREEZY.
WEDNESDAY
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. CHANCE OF RAIN 20 PERCENT. HIGHS
92 TO 98.
WEDNESDAY NIGHT AND THURSDAY
MOSTLY CLEAR. LOWS 58 TO 64.
HIGHS 94 TO 99.
=
IDZ030-240400-
SOUTHERN TWIN FALLS COUNTY-
230 PM MDT THU JUL 23 2026
TONIGHT
PARTLY CLOUDY. LOWS 65 TO 70.
FRIDAY
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. CHANCE OF RAIN 20 PERCENT. HIGHS
96 TO 101.
FRIDAY 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 68 TO 73.
SATURDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS WITH A SLIGHT
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. CHANCE OF RAIN
30 PERCENT. HIGHS 95 TO 100.
SATURDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.
LOWS 65 TO 70.
SUNDAY AND SUNDAY NIGHT
MOSTLY CLEAR. HIGHS 92 TO 97. LOWS
63 TO 68.
MONDAY
MOSTLY SUNNY. HIGHS 90 TO 95.
MONDAY NIGHT
MOSTLY CLEAR. LOWS 61 TO 66.
TUESDAY
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. CHANCE OF RAIN 20 PERCENT. HIGHS
91 TO 96.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS 62 TO 67.
WEDNESDAY AND WEDNESDAY NIGHT
PARTLY CLOUDY. A SLIGHT CHANCE
OF SHOWERS AND THUNDERSTORMS. CHANCE OF RAIN 20 PERCENT. HIGHS
92 TO 97. LOWS 62 TO 67.
THURSDAY
SUNNY. HIGHS 94 TO 99.
=
ORZ062-240400-
BAKER COUNTY-
130 PM PDT THU JUL 23 2026
TONIGHT
MOSTLY CLEAR. PATCHY SMOKE THIS EVENING, THEN AREAS OF
SMOKE AFTER MIDNIGHT. LOWS 56 TO 66. NORTHWEST WINDS 10 TO
15 MPH.
FRIDAY
SUNNY. AREAS OF SMOKE IN THE MORNING, THEN PATCHY SMOKE
IN THE AFTERNOON. HIGHS 95 TO 105. NORTHWEST WINDS UP TO 10 MPH
IN THE MORNING, SHIFTING TO SOUTH WITH GUSTS TO 30 MPH IN THE
AFTERNOON.
FRIDAY NIGHT
PATCHY SMOKE IN THE EVENING. CLEAR. LOWS 54 TO
65. WEST WINDS 10 TO 15 MPH WITH GUSTS TO 30 MPH IN THE EVENING,
BECOMING LIGHT AFTER MIDNIGHT.
SATURDAY
SUNNY. HIGHS 91 TO 100. BREEZY. NORTHWEST WINDS UP TO
10 MPH IN THE MORNING, INCREASING TO SOUTHWEST 10 TO 20 MPH WITH
GUSTS TO 30 MPH IN THE AFTERNOON.
SATURDAY NIGHT
CLEAR. LOWS 50 TO 61. BREEZY. NORTHWEST WINDS
10 TO 20 MPH WITH GUSTS TO 40 MPH.
SUNDAY THROUGH WEDNESDAY
CLEAR. HIGHS 88 TO 98. LOWS 50 TO 61.
BREEZY.
WEDNESDAY NIGHT AND THURSDAY
MOSTLY CLEAR. LOWS 52 TO 63.
HIGHS 92 TO 101.
TEMPERATURE
BAKER CITY 56 100 54 96
=
ORZ061-240400-
HARNEY COUNTY-
130 PM PDT THU JUL 23 2026
TONIGHT
MOSTLY CLEAR. AREAS OF SMOKE. LOWS 52 TO 62. WEST
WINDS 10 TO 15 MPH.
FRIDAY
SUNNY. AREAS OF SMOKE. HIGHS 89 TO 99. SOUTHWEST WINDS
10 TO 15 MPH. GUSTS TO 30 MPH IN THE AFTERNOON.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS 52 TO 61. BREEZY. SOUTHWEST
WINDS 10 TO 20 MPH WITH GUSTS TO 30 MPH IN THE EVENING,
DECREASING TO AROUND 10 MPH WITH GUSTS TO 20 MPH AFTER MIDNIGHT.
SATURDAY
SUNNY. HIGHS 86 TO 96. BREEZY. SOUTHWEST WINDS UP TO
10 MPH IN THE MORNING, INCREASING TO 10 TO 20 MPH WITH GUSTS TO
30 MPH IN THE AFTERNOON.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS 48 TO 57. BREEZY. WEST WINDS
10 TO 20 MPH. GUSTS TO 30 MPH IN THE EVENING.
SUNDAY
SUNNY. HIGHS 84 TO 94.
SUNDAY NIGHT THROUGH THURSDAY
MOSTLY CLEAR. LOWS 49 TO 59.
HIGHS 84 TO 94.
TEMPERATURE
BURNS 52 98 52 94
=
ORZ063-240400-
MALHEUR COUNTY-
230 PM MDT THU JUL 23 2026 /130 PM PDT THU JUL 23 2026/
...HEAT ADVISORY REMAINS IN EFFECT UNTIL 9 PM MDT /8 PM PDT/
SATURDAY...
TONIGHT
MOSTLY CLEAR. PATCHY SMOKE AFTER MIDNIGHT. LOWS 60 TO
70. EAST WINDS 10 TO 15 MPH THIS EVENING, SHIFTING TO NORTHWEST
AFTER MIDNIGHT.
FRIDAY
SUNNY. PATCHY SMOKE. HIGHS 98 TO 104. SOUTHWEST WINDS
10 TO 15 MPH. GUSTS TO 30 MPH IN THE AFTERNOON.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS 60 TO 70. SOUTHWEST WINDS
10 TO 15 MPH WITH GUSTS TO 25 MPH.
SATURDAY
SUNNY. HIGHS 95 TO 101. BREEZY. SOUTHWEST WINDS 10 TO
20 MPH. GUSTS TO 30 MPH IN THE AFTERNOON.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS 56 TO 66. BREEZY. WEST WINDS
10 TO 20 MPH WITH GUSTS TO 30 MPH.
SUNDAY THROUGH THURSDAY
MOSTLY CLEAR. HIGHS 91 TO 101. LOWS
56 TO 66.
=
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