268
FPUS55 KBOI 052031
ZFPBOI
ZONE FORECASTS FOR SOUTHWEST IDAHO/SOUTHEAST OREGON
NATIONAL WEATHER SERVICE BOISE ID
230 PM MDT WED AUG 5 2026
SPOT TEMPERATURES ARE FOR TONIGHT, THURSDAY, THURSDAY NIGHT, AND
FRIDAY.
IDZ011-060400-
WEST CENTRAL MOUNTAINS-
230 PM MDT WED AUG 5 2026
TONIGHT
MOSTLY CLEAR. AREAS OF SMOKE. LOWS 50 TO 60.
THURSDAY
SUNNY. AREAS OF SMOKE. HIGHS 82 TO 96.
THURSDAY NIGHT
MOSTLY CLEAR. AREAS OF SMOKE. LOWS 53 TO 63.
FRIDAY
AREAS OF SMOKE IN THE MORNING. SUNNY. HIGHS 85 TO 98.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS 53 TO 64.
SATURDAY THROUGH WEDNESDAY
MOSTLY CLEAR. HIGHS 80 TO 94. LOWS
50 TO 62.
TEMPERATURE
MCCALL 51 90 53 94
=
IDZ013-060400-
BOISE MOUNTAINS-
230 PM MDT WED AUG 5 2026
TONIGHT
MOSTLY CLEAR. AREAS OF SMOKE. LOWS 46 TO 61.
THURSDAY
SUNNY. AREAS OF SMOKE. HIGHS 85 TO 100.
THURSDAY NIGHT
MOSTLY CLEAR. PATCHY SMOKE. LOWS 49 TO 64.
FRIDAY
PATCHY SMOKE IN THE MORNING. SUNNY. HIGHS 88 TO 102.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS 50 TO 65.
SATURDAY THROUGH WEDNESDAY
MOSTLY CLEAR. HIGHS 83 TO 98. LOWS
48 TO 63.
TEMPERATURE
IDAHO CITY 50 99 53 101
=
IDZ028-060400-
CAMAS PRAIRIE-
230 PM MDT WED AUG 5 2026
TONIGHT
MOSTLY CLEAR. PATCHY SMOKE. LOWS 49 TO 54. WEST WINDS
10 TO 15 MPH. GUSTS TO 30 MPH THIS EVENING.
THURSDAY
SUNNY. PATCHY SMOKE IN THE MORNING, THEN AREAS OF
SMOKE IN THE AFTERNOON. HIGHS 92 TO 97. WEST WINDS 10 TO 15 MPH.
GUSTS TO 25 MPH IN THE AFTERNOON.
THURSDAY NIGHT
MOSTLY CLEAR. PATCHY SMOKE. LOWS 52 TO 57.
NORTHWEST WINDS 10 TO 15 MPH. GUSTS TO 25 MPH IN THE EVENING.
FRIDAY
PATCHY SMOKE IN THE MORNING. SUNNY. HIGHS 93 TO 98.
NORTHWEST WINDS UP TO 10 MPH IN THE MORNING, SHIFTING TO SOUTH
WITH GUSTS TO 30 MPH IN THE AFTERNOON.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS 54 TO 60. BREEZY. WEST WINDS
10 TO 20 MPH WITH GUSTS TO 30 MPH IN THE EVENING, SHIFTING TO
NORTH AROUND 10 MPH WITH GUSTS TO 20 MPH AFTER MIDNIGHT.
SATURDAY THROUGH TUESDAY NIGHT
MOSTLY CLEAR. HIGHS 88 TO 98.
LOWS 52 TO 59. BREEZY.
WEDNESDAY
MOSTLY SUNNY. HIGHS 86 TO 91.
TEMPERATURE
FAIRFIELD 49 94 52 96
=
IDZ033-060400-
UPPER WEISER RIVER-
230 PM MDT WED AUG 5 2026
...HEAT ADVISORY IN EFFECT FROM 2 PM THURSDAY TO 9 PM MDT
SATURDAY...
TONIGHT
MOSTLY CLEAR. AREAS OF SMOKE. LOWS 60 TO 65. LIGHT
WINDS THIS EVENING, BECOMING EAST UP TO 10 MPH AFTER MIDNIGHT.
THURSDAY
SUNNY. AREAS OF SMOKE. HIGHS 95 TO 100. NORTHEAST
WINDS UP TO 10 MPH IN THE MORNING, SHIFTING TO SOUTH IN THE
AFTERNOON.
THURSDAY NIGHT
MOSTLY CLEAR. AREAS OF SMOKE. LOWS 62 TO 68.
SOUTHEAST WINDS AROUND 10 MPH IN THE EVENING, SHIFTING TO NORTH
AFTER MIDNIGHT. GUSTS TO 25 MPH.
FRIDAY
AREAS OF SMOKE IN THE MORNING. SUNNY. HIGHS 96 TO 103.
NORTH WINDS 10 TO 15 MPH IN THE MORNING, SHIFTING TO SOUTHWEST IN
THE AFTERNOON.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS 64 TO 69. SOUTHWEST WINDS
AROUND 10 MPH IN THE EVENING, SHIFTING TO NORTH AFTER MIDNIGHT.
SATURDAY THROUGH TUESDAY NIGHT
MOSTLY CLEAR. HIGHS 93 TO 103.
LOWS 60 TO 68.
WEDNESDAY
SUNNY. HIGHS 89 TO 95.
TEMPERATURE
COUNCIL 62 100 65 102
CAMBRIDGE 60 99 62 102
=
ORZ064-060400-
OREGON LOWER TREASURE VALLEY-
230 PM MDT WED AUG 5 2026 /130 PM PDT WED AUG 5 2026/
...HEAT ADVISORY IN EFFECT FROM 2 PM MDT /1 PM PDT/ THURSDAY TO
9 PM MDT /8 PM PDT/ SATURDAY...
TONIGHT
MOSTLY CLEAR. AREAS OF SMOKE. LOWS 59 TO 66. SOUTHEAST
WINDS UP TO 10 MPH THIS EVENING, SHIFTING TO WEST AFTER MIDNIGHT.
THURSDAY
SUNNY. AREAS OF SMOKE. HIGHS 97 TO 102. WEST WINDS UP
TO 10 MPH IN THE MORNING, BECOMING LIGHT IN THE AFTERNOON.
THURSDAY NIGHT
MOSTLY CLEAR. AREAS OF SMOKE. LOWS 62 TO 69.
SOUTHEAST WINDS UP TO 10 MPH IN THE EVENING, SHIFTING TO
NORTHWEST AFTER MIDNIGHT. GUSTS TO 25 MPH.
FRIDAY
AREAS OF SMOKE IN THE MORNING. SUNNY. HIGHS 99 TO 104.
WEST WINDS UP TO 10 MPH IN THE MORNING, BECOMING LIGHT IN THE
AFTERNOON. GUSTS TO 20 MPH.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS 65 TO 72. SOUTHEAST WINDS
AROUND 10 MPH IN THE EVENING, SHIFTING TO NORTHWEST AFTER
MIDNIGHT. GUSTS TO 25 MPH.
SATURDAY THROUGH WEDNESDAY
MOSTLY CLEAR. HIGHS 93 TO 103. LOWS
63 TO 71.
TEMPERATURE
ONTARIO 59 100 62 101
=
IDZ012-060400-
LOWER TREASURE VALLEY-
230 PM MDT WED AUG 5 2026
...HEAT ADVISORY IN EFFECT FROM 2 PM THURSDAY TO 9 PM MDT
SATURDAY...
TONIGHT
MOSTLY CLEAR. SMOKE. LOWS 58 TO 64. EAST WINDS UP TO
10 MPH.
THURSDAY
SUNNY. AREAS OF SMOKE. HIGHS 97 TO 102. NORTHEAST
WINDS UP TO 10 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. AREAS OF SMOKE. LOWS 61 TO 67.
EAST WINDS AROUND 10 MPH IN THE EVENING, SHIFTING TO WEST AFTER
MIDNIGHT.
FRIDAY
AREAS OF SMOKE IN THE MORNING. SUNNY. HIGHS 98 TO 103.
NORTHWEST WINDS UP TO 10 MPH.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS 63 TO 69. WEST WINDS AROUND
10 MPH WITH GUSTS TO 20 MPH.
SATURDAY THROUGH WEDNESDAY
MOSTLY CLEAR. HIGHS 92 TO 102. LOWS
61 TO 69.
TEMPERATURE
CALDWELL 59 100 62 101
=
IDZ014-060400-
UPPER TREASURE VALLEY-
230 PM MDT WED AUG 5 2026
...HEAT ADVISORY IN EFFECT FROM 2 PM THURSDAY TO 9 PM MDT
SATURDAY...
TONIGHT
MOSTLY CLEAR. AREAS OF SMOKE. LOWS 58 TO 63. NORTHWEST
WINDS 10 TO 15 MPH THIS EVENING, SHIFTING TO EAST AFTER MIDNIGHT.
THURSDAY
SUNNY. AREAS OF SMOKE. HIGHS 97 TO 102. EAST WINDS UP
TO 10 MPH IN THE MORNING, SHIFTING TO NORTHWEST AROUND 10 MPH IN
THE AFTERNOON. GUSTS TO 20 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. AREAS OF SMOKE IN THE EVENING,
THEN PATCHY SMOKE AFTER MIDNIGHT. LOWS 61 TO 66. NORTHWEST WINDS
10 TO 15 MPH IN THE EVENING, SHIFTING TO SOUTHEAST AFTER
MIDNIGHT.
FRIDAY
AREAS OF SMOKE IN THE MORNING. SUNNY. HIGHS 99 TO 104.
NORTHEAST WINDS UP TO 10 MPH IN THE MORNING, SHIFTING TO
NORTHWEST AROUND 10 MPH IN THE AFTERNOON. GUSTS TO 20 MPH.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS 63 TO 68. WEST WINDS 10 TO
15 MPH WITH GUSTS TO 25 MPH IN THE EVENING, SHIFTING TO EAST
AFTER MIDNIGHT.
SATURDAY THROUGH TUESDAY NIGHT
MOSTLY CLEAR. HIGHS 94 TO 104.
LOWS 60 TO 68.
WEDNESDAY
MOSTLY SUNNY. HIGHS 92 TO 97.
TEMPERATURE
BOISE 63 100 66 101
MOUNTAIN HOME 59 102 62 103
=
IDZ016-060400-
WESTERN MAGIC VALLEY-
230 PM MDT WED AUG 5 2026
...HEAT ADVISORY IN EFFECT FROM 2 PM THURSDAY TO 9 PM MDT
SATURDAY...
TONIGHT
MOSTLY CLEAR. AREAS OF SMOKE. LOWS 56 TO 61. SOUTHWEST
WINDS 10 TO 15 MPH WITH GUSTS TO 25 MPH THIS EVENING, SHIFTING TO
SOUTHEAST AFTER MIDNIGHT.
THURSDAY
SUNNY. AREAS OF SMOKE IN THE MORNING, THEN PATCHY
SMOKE IN THE AFTERNOON. HIGHS 95 TO 101. EAST WINDS AROUND 10 MPH
IN THE MORNING, SHIFTING TO NORTHWEST IN THE AFTERNOON. GUSTS TO
20 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. PATCHY SMOKE. LOWS 59 TO 65. WEST
WINDS 10 TO 15 MPH WITH GUSTS TO 25 MPH IN THE EVENING, SHIFTING
TO SOUTHEAST AFTER MIDNIGHT.
FRIDAY
PATCHY SMOKE IN THE MORNING. SUNNY. HIGHS 97 TO 102.
EAST WINDS AROUND 10 MPH IN THE MORNING, SHIFTING TO NORTHWEST
WITH GUSTS TO 25 MPH IN THE AFTERNOON.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS 63 TO 68. SOUTHEAST WINDS
10 TO 15 MPH. GUSTS TO 25 MPH IN THE EVENING.
SATURDAY THROUGH TUESDAY
MOSTLY CLEAR. HIGHS 91 TO 101. LOWS
61 TO 67.
TUESDAY NIGHT AND WEDNESDAY
PARTLY CLOUDY. LOWS 62 TO 67.
HIGHS 89 TO 94.
TEMPERATURE
JEROME 58 95 61 97
TWIN FALLS 61 96 65 97
=
IDZ029-060400-
OWYHEE MOUNTAINS-
230 PM MDT WED AUG 5 2026
...HEAT ADVISORY IN EFFECT FROM 2 PM THURSDAY TO 9 PM MDT
SATURDAY...
TONIGHT
MOSTLY CLEAR. SMOKE. LOWS 58 TO 66.
THURSDAY
SUNNY, SMOKE. HIGHS 90 TO 97.
THURSDAY NIGHT
MOSTLY CLEAR. SMOKE. LOWS 60 TO 69.
FRIDAY
SMOKE IN THE MORNING. SUNNY. HIGHS 91 TO 98.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS 61 TO 70.
SATURDAY THROUGH TUESDAY NIGHT
MOSTLY CLEAR. HIGHS 88 TO 98.
LOWS 58 TO 68.
WEDNESDAY
MOSTLY SUNNY. HIGHS 84 TO 91.
=
IDZ015-060400-
SOUTHWEST HIGHLANDS-
230 PM MDT WED AUG 5 2026
...HEAT ADVISORY IN EFFECT FROM 2 PM THURSDAY TO 9 PM MDT
SATURDAY...
TONIGHT
MOSTLY CLEAR. SMOKE THIS EVENING, THEN AREAS OF SMOKE
AFTER MIDNIGHT. LOWS 56 TO 63.
THURSDAY
SUNNY. AREAS OF SMOKE. HIGHS 95 TO 100.
THURSDAY NIGHT
MOSTLY CLEAR. AREAS OF SMOKE. LOWS 59 TO 66.
FRIDAY
AREAS OF SMOKE IN THE MORNING. SUNNY. HIGHS 97 TO 102.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS 61 TO 67.
SATURDAY AND SATURDAY NIGHT
PARTLY CLOUDY. HIGHS 95 TO 101.
LOWS 60 TO 66.
SUNDAY THROUGH TUESDAY
MOSTLY CLEAR. HIGHS 91 TO 98. LOWS
59 TO 65. BREEZY.
TUESDAY NIGHT AND WEDNESDAY
PARTLY CLOUDY. LOWS 60 TO 65.
HIGHS 88 TO 93.
=
IDZ030-060400-
SOUTHERN TWIN FALLS COUNTY-
230 PM MDT WED AUG 5 2026
...HEAT ADVISORY IN EFFECT FROM 2 PM THURSDAY TO 9 PM MDT
SATURDAY...
TONIGHT
MOSTLY CLEAR. AREAS OF SMOKE. LOWS 59 TO 64.
THURSDAY
SUNNY. AREAS OF SMOKE IN THE MORNING, THEN PATCHY
SMOKE IN THE AFTERNOON. HIGHS 95 TO 100.
THURSDAY NIGHT
MOSTLY CLEAR. PATCHY SMOKE. LOWS 62 TO 67.
FRIDAY
PATCHY SMOKE IN THE MORNING. SUNNY. HIGHS 96 TO 101.
FRIDAY NIGHT
DECREASING CLOUDS. LOWS 64 TO 69.
SATURDAY AND SATURDAY NIGHT
PARTLY CLOUDY. HIGHS 94 TO 99.
LOWS 64 TO 69.
SUNDAY THROUGH MONDAY
MOSTLY CLEAR. HIGHS 92 TO 97. LOWS 61 TO
66.
MONDAY NIGHT
PARTLY CLOUDY. LOWS 63 TO 68.
TUESDAY
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. CHANCE OF RAIN 20 PERCENT. HIGHS
90 TO 95.
TUESDAY NIGHT AND WEDNESDAY
PARTLY CLOUDY. LOWS 62 TO 67.
HIGHS 88 TO 93.
=
ORZ062-060400-
BAKER COUNTY-
130 PM PDT WED AUG 5 2026
...HEAT ADVISORY IN EFFECT FROM 1 PM THURSDAY TO 8 PM PDT
SATURDAY...
TONIGHT
MOSTLY CLEAR. AREAS OF SMOKE THIS EVENING, THEN SMOKE
AFTER MIDNIGHT. LOWS 50 TO 63. WEST WINDS 10 TO 15 MPH.
THURSDAY
SUNNY, SMOKE. HIGHS 94 TO 101. NORTHWEST WINDS UP TO
10 MPH WITH GUSTS TO 20 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. AREAS OF SMOKE. LOWS 53 TO 66.
NORTHWEST WINDS 10 TO 15 MPH WITH GUSTS TO 25 MPH.
FRIDAY
AREAS OF SMOKE IN THE MORNING. SUNNY. HIGHS 95 TO 102.
WEST WINDS UP TO 10 MPH WITH GUSTS TO 20 MPH.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS 54 TO 66. NORTHWEST WINDS
10 TO 15 MPH WITH GUSTS TO 30 MPH.
SATURDAY
SUNNY. HIGHS 93 TO 101.
SATURDAY NIGHT THROUGH WEDNESDAY
MOSTLY CLEAR. LOWS 49 TO 63.
HIGHS 86 TO 96.
TEMPERATURE
BAKER CITY 50 96 53 98
=
ORZ061-060400-
HARNEY COUNTY-
130 PM PDT WED AUG 5 2026
...HEAT ADVISORY IN EFFECT FROM 1 PM THURSDAY TO 8 PM PDT
SATURDAY...
TONIGHT
MOSTLY CLEAR. SMOKE. LOWS 51 TO 61. NORTHWEST WINDS
10 TO 15 MPH.
THURSDAY
SUNNY. AREAS OF SMOKE. HIGHS 88 TO 98. WEST WINDS UP
TO 10 MPH WITH GUSTS TO 20 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. AREAS OF SMOKE. LOWS 52 TO 63.
WEST WINDS 10 TO 15 MPH WITH GUSTS TO 25 MPH.
FRIDAY
AREAS OF SMOKE IN THE MORNING. SUNNY. HIGHS 89 TO 99.
WEST WINDS UP TO 10 MPH WITH GUSTS TO 20 MPH.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS 53 TO 63. NORTHWEST WINDS
10 TO 15 MPH WITH GUSTS TO 25 MPH.
SATURDAY THROUGH TUESDAY NIGHT
MOSTLY CLEAR. HIGHS 86 TO 97.
LOWS 48 TO 61.
WEDNESDAY
SUNNY. HIGHS 81 TO 90.
TEMPERATURE
BURNS 51 98 52 98
=
ORZ063-060400-
MALHEUR COUNTY-
230 PM MDT WED AUG 5 2026 /130 PM PDT WED AUG 5 2026/
...HEAT ADVISORY IN EFFECT FROM 2 PM MDT /1 PM PDT/ THURSDAY TO
9 PM MDT /8 PM PDT/ SATURDAY...
TONIGHT
MOSTLY CLEAR. SMOKE. LOWS 56 TO 66. SOUTHEAST WINDS UP
TO 10 MPH WITH GUSTS TO 20 MPH.
THURSDAY
SUNNY. SMOKE IN THE MORNING. AREAS OF SMOKE IN THE
AFTERNOON. HIGHS 96 TO 102. SOUTH WINDS UP TO 10 MPH IN THE
MORNING, SHIFTING TO NORTHWEST IN THE AFTERNOON.
THURSDAY NIGHT
MOSTLY CLEAR. AREAS OF SMOKE IN THE EVENING.
SMOKE AFTER MIDNIGHT. LOWS 59 TO 68. NORTHEAST WINDS 10 TO 15 MPH
IN THE EVENING, SHIFTING TO SOUTHWEST AFTER MIDNIGHT. GUSTS TO
25 MPH.
FRIDAY
AREAS OF SMOKE IN THE MORNING. SUNNY. HIGHS 97 TO 102.
WEST WINDS AROUND 10 MPH WITH GUSTS TO 20 MPH.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS 60 TO 69. NORTHWEST WINDS
10 TO 15 MPH.
SATURDAY THROUGH TUESDAY NIGHT
MOSTLY CLEAR. HIGHS 92 TO 102.
LOWS 57 TO 67.
WEDNESDAY
SUNNY. HIGHS 89 TO 94.
=
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