631
FPUS55 KBOI 222031
ZFPBOI
ZONE FORECASTS FOR SOUTHWEST IDAHO/SOUTHEAST OREGON
NATIONAL WEATHER SERVICE BOISE ID
230 PM MDT WED JUL 22 2026
SPOT TEMPERATURES ARE FOR TONIGHT, THURSDAY, THURSDAY NIGHT, AND
FRIDAY.
IDZ011-230400-
WEST CENTRAL MOUNTAINS-
230 PM MDT WED JUL 22 2026
TONIGHT
MOSTLY CLOUDY THIS EVENING, THEN CLEARING. PATCHY
SMOKE THIS EVENING, THEN AREAS OF SMOKE AFTER MIDNIGHT. LOWS
54 TO 66.
THURSDAY
SUNNY. AREAS OF SMOKE WITH PATCHY FOG IN THE MORNING,
THEN PATCHY SMOKE IN THE AFTERNOON. HIGHS 82 TO 96.
THURSDAY NIGHT
PATCHY SMOKE IN THE EVENING. MOSTLY CLEAR. LOWS
54 TO 66.
FRIDAY
SUNNY. HIGHS 84 TO 98.
FRIDAY NIGHT
CLEAR. LOWS 54 TO 66.
SATURDAY THROUGH SUNDAY
CLEAR. HIGHS 79 TO 94. LOWS 53 TO 64.
SUNDAY NIGHT AND MONDAY
MOSTLY CLEAR. LOWS 52 TO 62. HIGHS
78 TO 92.
MONDAY NIGHT AND TUESDAY
CLEAR. LOWS 52 TO 62. HIGHS 79 TO 93.
TUESDAY NIGHT AND WEDNESDAY
MOSTLY CLEAR. LOWS 52 TO 62. HIGHS
79 TO 93.
TEMPERATURE
MCCALL 54 91 54 93
=
IDZ013-230400-
BOISE MOUNTAINS-
230 PM MDT WED JUL 22 2026
..FLASH FLOOD WATCH IN EFFECT UNTIL 9 PM MDT THIS EVENING
TONIGHT
MOSTLY CLOUDY THIS EVENING, THEN CLEARING. AREAS OF
SMOKE THIS EVENING, THEN PATCHY SMOKE AFTER MIDNIGHT. LOWS 52 TO
67.
THURSDAY
SUNNY. PATCHY SMOKE. HIGHS 84 TO 99.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS 51 TO 66.
FRIDAY
SUNNY. HIGHS 87 TO 102.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS 52 TO 67.
SATURDAY THROUGH WEDNESDAY
MOSTLY CLEAR. HIGHS 82 TO 97. LOWS
48 TO 63.
TEMPERATURE
IDAHO CITY 56 98 56 101
=
IDZ028-230400-
CAMAS PRAIRIE-
230 PM MDT WED JUL 22 2026
TONIGHT
PARTLY CLOUDY THIS EVENING, THEN CLEARING. PATCHY
SMOKE. LOWS 53 TO 59. WEST WINDS AROUND 10 MPH WITH GUSTS TO
20 MPH THIS EVENING, BECOMING LIGHT AFTER MIDNIGHT.
THURSDAY
SUNNY. PATCHY SMOKE. HIGHS 90 TO 95. LIGHT WINDS IN
THE MORNING, BECOMING SOUTHWEST 10 TO 15 MPH IN THE AFTERNOON.
THURSDAY NIGHT
PATCHY SMOKE IN THE EVENING. MOSTLY CLEAR. LOWS
57 TO 62. WEST WINDS 10 TO 15 MPH IN THE EVENING, BECOMING LIGHT
AFTER MIDNIGHT.
FRIDAY
SUNNY. HIGHS 93 TO 98. SOUTH WINDS 10 TO 15 MPH. GUSTS
TO 25 MPH IN THE AFTERNOON.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS 57 TO 63. SOUTHEAST WINDS
10 TO 15 MPH. GUSTS TO 25 MPH IN THE EVENING.
SATURDAY THROUGH MONDAY NIGHT
MOSTLY CLEAR. HIGHS 88 TO 97.
LOWS 52 TO 57.
TUESDAY
SUNNY. HIGHS 88 TO 93.
TUESDAY NIGHT AND WEDNESDAY
MOSTLY CLEAR. LOWS 53 TO 58. HIGHS
88 TO 93.
TEMPERATURE
FAIRFIELD 53 93 57 96
=
IDZ033-230400-
UPPER WEISER RIVER-
230 PM MDT WED JUL 22 2026
...HEAT ADVISORY IN EFFECT FROM 2 PM MDT /1 PM PDT/ THURSDAY TO
9 PM MDT /8 PM PDT/ SATURDAY...
TONIGHT
PARTLY CLOUDY THIS EVENING, THEN CLEARING. AREAS OF
SMOKE. LOWS 64 TO 70. LIGHT WINDS THIS EVENING, BECOMING EAST UP
TO 10 MPH AFTER MIDNIGHT.
THURSDAY
SUNNY. AREAS OF SMOKE IN THE MORNING, THEN PATCHY
SMOKE IN THE AFTERNOON. HIGHS 97 TO 103. EAST WINDS UP TO 10 MPH
IN THE MORNING, SHIFTING TO SOUTHWEST AROUND 10 MPH IN THE
AFTERNOON.
THURSDAY NIGHT
PATCHY SMOKE IN THE EVENING. MOSTLY CLEAR. LOWS
64 TO 70. SOUTH WINDS UP TO 10 MPH IN THE EVENING, SHIFTING TO
NORTHEAST AFTER MIDNIGHT. GUSTS TO 20 MPH.
FRIDAY
SUNNY. HIGHS 98 TO 104. EAST WINDS UP TO 10 MPH IN THE
MORNING, SHIFTING TO SOUTH AROUND 10 MPH IN THE AFTERNOON. GUSTS
TO 20 MPH.
FRIDAY NIGHT
CLEAR. LOWS 65 TO 70. SOUTH WINDS 10 TO 15 MPH
WITH GUSTS TO 25 MPH IN THE EVENING, SHIFTING TO EAST AFTER
MIDNIGHT.
SATURDAY AND SATURDAY NIGHT
CLEAR. HIGHS 95 TO 101. LOWS 61 TO
66.
SUNDAY
SUNNY. HIGHS 91 TO 97.
SUNDAY NIGHT AND MONDAY
MOSTLY CLEAR. LOWS 61 TO 66. HIGHS
91 TO 97.
MONDAY NIGHT THROUGH WEDNESDAY
CLEAR. LOWS 60 TO 65. HIGHS
91 TO 98.
TEMPERATURE
COUNCIL 68 101 67 103
CAMBRIDGE 64 102 64 103
=
ORZ064-230400-
OREGON LOWER TREASURE VALLEY-
230 PM MDT WED JUL 22 2026 /130 PM PDT WED JUL 22 2026/
...HEAT ADVISORY IN EFFECT FROM 2 PM MDT /1 PM PDT/ THURSDAY TO
9 PM MDT /8 PM PDT/ SATURDAY...
TONIGHT
PARTLY CLOUDY THIS EVENING, THEN CLEARING. AREAS OF
SMOKE. LOWS 68 TO 73. SOUTHWEST WINDS UP TO 10 MPH.
THURSDAY
SUNNY. AREAS OF SMOKE. A CHANCE OF SHOWERS IN THE
AFTERNOON. CHANCE OF RAIN 30 PERCENT. HIGHS 100 TO 105. SOUTH
WINDS UP TO 10 MPH WITH GUSTS TO 20 MPH.
THURSDAY NIGHT
DECREASING CLOUDS. PATCHY SMOKE IN THE EVENING.
LOWS 68 TO 73. SOUTHEAST WINDS UP TO 10 MPH IN THE EVENING,
SHIFTING TO NORTHWEST AFTER MIDNIGHT. GUSTS TO 20 MPH.
FRIDAY
SUNNY. HIGHS 102 TO 107. WEST WINDS UP TO 10 MPH IN THE
MORNING, SHIFTING TO SOUTH WITH GUSTS TO 30 MPH IN THE AFTERNOON.
FRIDAY NIGHT
CLEAR. LOWS 66 TO 72. SOUTHWEST WINDS 10 TO
15 MPH. GUSTS TO 30 MPH IN THE EVENING.
SATURDAY
SUNNY. HIGHS 100 TO 105.
SATURDAY NIGHT AND SUNDAY
CLEAR. LOWS 63 TO 68. HIGHS 94 TO
99. BREEZY.
SUNDAY NIGHT AND MONDAY
MOSTLY CLEAR. LOWS 63 TO 68. HIGHS
94 TO 99.
MONDAY NIGHT AND TUESDAY
CLEAR. LOWS 62 TO 67. HIGHS 94 TO 99.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS 63 TO 68.
WEDNESDAY
SUNNY. HIGHS 94 TO 99.
TEMPERATURE
ONTARIO 68 103 69 105
=
IDZ012-230400-
LOWER TREASURE VALLEY-
230 PM MDT WED JUL 22 2026
...HEAT ADVISORY IN EFFECT FROM 2 PM MDT /1 PM PDT/ THURSDAY TO
9 PM MDT /8 PM PDT/ SATURDAY...
TONIGHT
PARTLY CLOUDY THIS EVENING, THEN CLEARING. AREAS OF
SMOKE. LOWS 66 TO 71. SOUTH WINDS UP TO 10 MPH.
THURSDAY
SUNNY. AREAS OF SMOKE IN THE MORNING, THEN PATCHY
SMOKE IN THE AFTERNOON. A SLIGHT CHANCE OF SHOWERS IN THE
AFTERNOON. CHANCE OF RAIN 20 PERCENT. HIGHS 99 TO 104. SOUTHEAST
WINDS UP TO 10 MPH.
THURSDAY NIGHT
PATCHY SMOKE IN THE EVENING. MOSTLY CLEAR. LOWS
66 TO 71. EAST WINDS UP TO 10 MPH. GUSTS TO 20 MPH IN THE
EVENING.
FRIDAY
SUNNY. HIGHS 101 TO 106. LIGHT WINDS IN THE MORNING,
BECOMING WEST UP TO 10 MPH WITH GUSTS TO 20 MPH IN THE AFTERNOON.
FRIDAY NIGHT
CLEAR. LOWS 66 TO 71. NORTH WINDS UP TO 10 MPH IN
THE EVENING, SHIFTING TO SOUTH AFTER MIDNIGHT. GUSTS TO 20 MPH.
SATURDAY
SUNNY. HIGHS 99 TO 104.
SATURDAY NIGHT
CLEAR. LOWS 63 TO 68.
SUNDAY THROUGH MONDAY
MOSTLY CLEAR. HIGHS 93 TO 98. LOWS 61 TO
66.
MONDAY NIGHT THROUGH WEDNESDAY
CLEAR. LOWS 61 TO 66. HIGHS
93 TO 99.
TEMPERATURE
CALDWELL 67 102 68 104
=
IDZ014-230400-
UPPER TREASURE VALLEY-
230 PM MDT WED JUL 22 2026
...HEAT ADVISORY IN EFFECT FROM 2 PM MDT /1 PM PDT/ THURSDAY TO
9 PM MDT /8 PM PDT/ SATURDAY...
TONIGHT
PARTLY CLOUDY THIS EVENING, THEN CLEARING. PATCHY
SMOKE. LOWS 66 TO 71. WEST WINDS UP TO 10 MPH THIS EVENING,
SHIFTING TO SOUTHEAST AFTER MIDNIGHT. GUSTS TO 20 MPH.
THURSDAY
SUNNY. PATCHY SMOKE. HIGHS 100 TO 105. SOUTHEAST
WINDS UP TO 10 MPH IN THE MORNING, SHIFTING TO NORTHWEST AROUND
10 MPH IN THE AFTERNOON. GUSTS TO 20 MPH.
THURSDAY NIGHT
PATCHY SMOKE IN THE EVENING. MOSTLY CLEAR. LOWS
67 TO 72. NORTHWEST WINDS AROUND 10 MPH WITH GUSTS TO 25 MPH IN
THE EVENING, SHIFTING TO EAST UP TO 10 MPH AFTER MIDNIGHT.
FRIDAY
SUNNY. HIGHS 102 TO 107. EAST WINDS UP TO 10 MPH IN THE
MORNING, SHIFTING TO NORTHWEST AROUND 10 MPH WITH GUSTS TO 25 MPH
IN THE AFTERNOON.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS 68 TO 73. EAST WINDS 10 TO
15 MPH.
SATURDAY AND SATURDAY NIGHT
MOSTLY CLEAR. HIGHS 101 TO 106.
LOWS 64 TO 69.
SUNDAY THROUGH MONDAY
MOSTLY CLEAR. HIGHS 94 TO 100. LOWS
61 TO 66.
MONDAY NIGHT
CLEAR. LOWS 60 TO 65.
TUESDAY THROUGH WEDNESDAY
MOSTLY CLEAR. HIGHS 95 TO 100. LOWS
61 TO 66.
TEMPERATURE
BOISE 70 102 70 105
MOUNTAIN HOME 67 103 68 106
=
IDZ016-230400-
WESTERN MAGIC VALLEY-
230 PM MDT WED JUL 22 2026
...HEAT ADVISORY IN EFFECT FROM 2 PM MDT /1 PM PDT/ THURSDAY TO
9 PM MDT /8 PM PDT/ SATURDAY...
TONIGHT
PARTLY CLOUDY THIS EVENING, THEN CLEARING. PATCHY
SMOKE. LOWS 64 TO 69. SOUTHWEST WINDS AROUND 10 MPH THIS EVENING,
SHIFTING TO SOUTHEAST UP TO 10 MPH AFTER MIDNIGHT. GUSTS TO
20 MPH.
THURSDAY
SUNNY. PATCHY SMOKE. HIGHS 94 TO 100. EAST WINDS
AROUND 10 MPH IN THE MORNING, SHIFTING TO NORTHWEST IN THE
AFTERNOON.
THURSDAY NIGHT
PATCHY SMOKE IN THE EVENING. MOSTLY CLEAR. LOWS
66 TO 71. NORTHWEST WINDS UP TO 10 MPH IN THE EVENING, SHIFTING
TO SOUTHEAST AROUND 10 MPH AFTER MIDNIGHT. GUSTS TO 20 MPH.
FRIDAY
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS IN THE
AFTERNOON. CHANCE OF RAIN 20 PERCENT. HIGHS 97 TO 102. SOUTHEAST
WINDS AROUND 10 MPH WITH GUSTS TO 20 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS 68 TO 73. SOUTHEAST WINDS
10 TO 15 MPH.
SATURDAY THROUGH WEDNESDAY
MOSTLY CLEAR. HIGHS 92 TO 101. LOWS
60 TO 70.
TEMPERATURE
JEROME 67 94 69 97
TWIN FALLS 68 96 71 98
=
IDZ029-230400-
OWYHEE MOUNTAINS-
230 PM MDT WED JUL 22 2026
TONIGHT
PARTLY CLOUDY THIS EVENING, THEN CLEARING. PATCHY
SMOKE. LOWS 62 TO 71.
THURSDAY
SUNNY. PATCHY SMOKE. HIGHS 92 TO 98.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS 63 TO 70.
FRIDAY
SUNNY. HIGHS 95 TO 100.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS 63 TO 71.
SATURDAY THROUGH WEDNESDAY
MOSTLY CLEAR. HIGHS 87 TO 97. LOWS
57 TO 67.
=
IDZ015-230400-
SOUTHWEST HIGHLANDS-
230 PM MDT WED JUL 22 2026
TONIGHT
PARTLY CLOUDY THIS EVENING, THEN CLEARING. PATCHY
SMOKE. LOWS 61 TO 67.
THURSDAY
SUNNY. PATCHY SMOKE. HIGHS 93 TO 99.
THURSDAY NIGHT
DECREASING CLOUDS. PATCHY SMOKE IN THE EVENING.
LOWS 64 TO 69.
FRIDAY
SUNNY. HIGHS 95 TO 102.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS 64 TO 69. BREEZY.
SATURDAY THROUGH WEDNESDAY
MOSTLY CLEAR. HIGHS 91 TO 101. LOWS
57 TO 66. BREEZY.
=
IDZ030-230400-
SOUTHERN TWIN FALLS COUNTY-
230 PM MDT WED JUL 22 2026
TONIGHT
PARTLY CLOUDY THIS EVENING, THEN CLEARING. PATCHY
SMOKE. LOWS 62 TO 67.
THURSDAY
SUNNY. PATCHY SMOKE. HIGHS 93 TO 98.
THURSDAY NIGHT
PATCHY SMOKE IN THE EVENING. PARTLY CLOUDY.
LOWS 67 TO 72.
FRIDAY
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. THUNDERSTORMS MAY PRODUCE GUSTY
WINDS IN THE AFTERNOON. CHANCE OF RAIN 20 PERCENT. HIGHS 96 TO
101.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS 68 TO 73.
SATURDAY
MOSTLY SUNNY. HIGHS 95 TO 100.
SATURDAY NIGHT THROUGH WEDNESDAY
MOSTLY CLEAR. LOWS 61 TO 70.
HIGHS 91 TO 97.
=
ORZ062-230400-
BAKER COUNTY-
130 PM PDT WED JUL 22 2026
TONIGHT
PARTLY CLOUDY THIS EVENING, THEN CLEARING. AREAS OF
SMOKE. LOWS 58 TO 69. WEST WINDS UP TO 10 MPH.
THURSDAY
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. AREAS OF
SMOKE. A SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. CHANCE
OF RAIN 30 PERCENT. HIGHS 93 TO 103. SOUTH WINDS UP TO 10 MPH.
GUSTS TO 25 MPH IN THE AFTERNOON.
THURSDAY NIGHT
DECREASING CLOUDS. PATCHY SMOKE IN THE EVENING.
LOWS 56 TO 67. NORTHWEST WINDS 10 TO 15 MPH WITH GUSTS TO 25 MPH.
FRIDAY
SUNNY. HIGHS 95 TO 104. SOUTHWEST WINDS 10 TO 15 MPH.
GUSTS TO 30 MPH IN THE AFTERNOON.
FRIDAY NIGHT
CLEAR. LOWS 55 TO 65. WEST WINDS 10 TO 15 MPH.
GUSTS TO 30 MPH IN THE EVENING.
SATURDAY AND SATURDAY NIGHT
CLEAR. HIGHS 92 TO 101. LOWS 50 TO
61. BREEZY.
SUNDAY
SUNNY. HIGHS 87 TO 96.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS 50 TO 62.
MONDAY THROUGH TUESDAY
CLEAR. HIGHS 85 TO 95. LOWS 50 TO 61.
BREEZY.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS 49 TO 61.
WEDNESDAY
SUNNY. HIGHS 87 TO 96.
TEMPERATURE
BAKER CITY 58 98 56 101
=
ORZ061-230400-
HARNEY COUNTY-
130 PM PDT WED JUL 22 2026
TONIGHT
PARTLY CLOUDY WITH SCATTERED SHOWERS AND THUNDERSTORMS
THIS EVENING, THEN MOSTLY CLEAR AFTER MIDNIGHT. PATCHY SMOKE.
THUNDERSTORMS MAY PRODUCE GUSTY WINDS THIS EVENING. CHANCE OF
RAIN 30 PERCENT. LOWS 56 TO 64. WEST WINDS 10 TO 15 MPH.
THURSDAY
PATCHY SMOKE IN THE MORNING. SUNNY. HIGHS 87 TO 97.
SOUTHWEST WINDS 10 TO 15 MPH. GUSTS TO 30 MPH IN THE AFTERNOON.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS 53 TO 63. WEST WINDS 10 TO
15 MPH. GUSTS TO 30 MPH IN THE EVENING.
FRIDAY
SUNNY. HIGHS 89 TO 99. SOUTHWEST WINDS 10 TO 15 MPH.
GUSTS TO 30 MPH IN THE AFTERNOON.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS 53 TO 63. BREEZY. SOUTHWEST
WINDS 10 TO 20 MPH. GUSTS TO 35 MPH IN THE EVENING.
SATURDAY
SUNNY. HIGHS 86 TO 96.
SATURDAY NIGHT
CLEAR. LOWS 49 TO 58. BREEZY.
SUNDAY THROUGH WEDNESDAY
MOSTLY CLEAR. HIGHS 82 TO 92. LOWS
49 TO 58.
TEMPERATURE
BURNS 57 97 54 98
=
ORZ063-230400-
MALHEUR COUNTY-
230 PM MDT WED JUL 22 2026 /130 PM PDT WED JUL 22 2026/
...HEAT ADVISORY IN EFFECT FROM 2 PM MDT /1 PM PDT/ THURSDAY TO
9 PM MDT /8 PM PDT/ SATURDAY...
TONIGHT
PARTLY CLOUDY THIS EVENING, THEN CLEARING. PATCHY
SMOKE THIS EVENING, THEN AREAS OF SMOKE AFTER MIDNIGHT. LOWS
61 TO 71. WEST WINDS UP TO 10 MPH WITH GUSTS TO 20 MPH.
THURSDAY
SUNNY. AREAS OF SMOKE IN THE MORNING. PATCHY SMOKE IN
THE AFTERNOON. A CHANCE OF SHOWERS IN THE AFTERNOON. CHANCE OF
RAIN 30 PERCENT. HIGHS 96 TO 102. SOUTHWEST WINDS 10 TO 15 MPH.
GUSTS TO 25 MPH IN THE AFTERNOON.
THURSDAY NIGHT
DECREASING CLOUDS. LOWS 61 TO 70. SOUTHWEST
WINDS 10 TO 15 MPH. GUSTS TO 25 MPH IN THE EVENING.
FRIDAY
SUNNY. HIGHS 98 TO 104. SOUTHWEST WINDS 10 TO 15 MPH.
GUSTS TO 30 MPH IN THE AFTERNOON.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS 61 TO 70. SOUTHWEST WINDS
10 TO 15 MPH. GUSTS TO 30 MPH IN THE EVENING.
SATURDAY THROUGH WEDNESDAY
MOSTLY CLEAR. HIGHS 91 TO 101. LOWS
55 TO 65.
=
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