Zone Forecast Product
Issued by NWS Boise, ID

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917
FPUS55 KBOI 290908
ZFPBOI

Zone Forecasts for Southwest Idaho/Southeast Oregon
National Weather Service Boise ID
307 AM MDT Fri Aug 29 2025

Spot temperatures are for today, tonight, and Saturday.


IDZ011-291700-
West Central Mountains-
307 AM MDT Fri Aug 29 2025

.TODAY...Sunny. Patchy smoke. Isolated rain showers and
thunderstorms this afternoon. Chance of rain 20 percent. Highs
73 to 86.
.TONIGHT...Mostly clear. Patchy smoke. Lows 46 to 58.
.SATURDAY...Patchy smoke in the morning. Sunny. Highs 74 to 88.
.SATURDAY NIGHT...Mostly clear. Lows 49 to 59.
.SUNDAY...Sunny. Highs 76 to 90.
.SUNDAY NIGHT...Increasing clouds. Lows 52 to 62.
.LABOR DAY THROUGH TUESDAY...Mostly clear. Highs 77 to 92. Lows
52 to 62.
.TUESDAY NIGHT...Decreasing clouds. Lows 51 to 61.
.WEDNESDAY...Sunny. Highs 77 to 91.
.WEDNESDAY NIGHT AND THURSDAY...Partly cloudy. Lows 51 to 61.
Highs 75 to 90.

&&
               TEMPERATURE
McCall          81  45  83

$$
=

IDZ013-291700-
Boise Mountains-
307 AM MDT Fri Aug 29 2025

.TODAY...Mostly sunny. Patchy smoke. Highs 74 to 88.
.TONIGHT...Mostly clear. Patchy smoke. Lows 44 to 59.
.SATURDAY...Patchy smoke in the morning. Sunny. Highs 76 to 91.
.SATURDAY NIGHT...Mostly clear. Lows 45 to 60.
.SUNDAY...Sunny. Highs 78 to 93.
.SUNDAY NIGHT THROUGH THURSDAY...Mostly clear. Lows 47 to 62.
Highs 79 to 93.

&&
               TEMPERATURE
Idaho City      87  46  90

$$
=

IDZ028-291700-
Camas Prairie-
307 AM MDT Fri Aug 29 2025

.TODAY...Mostly sunny. Patchy smoke. Highs 78 to 83. West winds
up to 10 mph.
.TONIGHT...Mostly clear. Patchy smoke. Lows 43 to 50. Northwest
winds around 10 mph.
.SATURDAY...Patchy smoke in the morning. Sunny. Highs 79 to 84.
Light winds.
.SATURDAY NIGHT...Mostly clear. Lows 45 to 52. West winds around
10 mph in the evening, becoming light after midnight.
.SUNDAY...Sunny. Highs 80 to 85. East winds around 10 mph.
.SUNDAY NIGHT THROUGH TUESDAY...Mostly clear. Lows 47 to 54.
Highs 82 to 88.
.TUESDAY NIGHT...Decreasing clouds. Lows 48 to 55.
.WEDNESDAY THROUGH THURSDAY...Mostly clear. Highs 80 to 87. Lows
47 to 55.

&&
               TEMPERATURE
Fairfield       81  43  82

$$
=

IDZ033-291700-
Upper Weiser River-
307 AM MDT Fri Aug 29 2025

.TODAY...Sunny. Patchy smoke. Highs 83 to 90. Light winds.
.TONIGHT...Mostly clear. Patchy smoke. Lows 57 to 63. Light
winds.
.SATURDAY...Patchy smoke in the morning. Sunny. Highs 86 to 92.
East winds up to 10 mph in the morning, becoming light in the
afternoon.
.SATURDAY NIGHT...Mostly clear. Lows 59 to 64. Light winds.
.SUNDAY...Sunny. Highs 87 to 93. Northeast winds up to 10 mph in
the morning, becoming light in the afternoon.
.SUNDAY NIGHT THROUGH WEDNESDAY...Mostly clear. Lows 61 to 67.
Highs 87 to 95.
.WEDNESDAY NIGHT...Increasing clouds. Lows 62 to 67.
.THURSDAY...Sunny. Highs 86 to 93.

&&
               TEMPERATURE
Council         90  59  92
Cambridge       89  57  91

$$
=

ORZ064-291700-
Oregon Lower Treasure Valley-
307 AM MDT Fri Aug 29 2025 /207 AM PDT Fri Aug 29 2025/

.TODAY...Sunny. Patchy smoke. Highs 88 to 93. Light winds.
.TONIGHT...Mostly clear. Patchy smoke. Lows 59 to 64. Light
winds.
.SATURDAY...Patchy smoke in the morning. Sunny. Highs 91 to 96.
Light winds.
.SATURDAY NIGHT...Mostly clear. Lows 59 to 64. Light winds.
.SUNDAY...Sunny. Highs 90 to 95. East winds up to 10 mph.
.SUNDAY NIGHT THROUGH THURSDAY...Mostly clear. Lows 60 to 68.
Highs 90 to 97.

&&
               TEMPERATURE
Ontario         91  59  94

$$
=

IDZ012-291700-
Lower Treasure Valley-
307 AM MDT Fri Aug 29 2025

.TODAY...Sunny. Patchy smoke. Highs 86 to 91. Light winds.
.TONIGHT...Mostly clear. Patchy smoke. Lows 57 to 62. Light
winds.
.SATURDAY...Patchy smoke in the morning. Sunny. Highs 89 to 94.
Light winds.
.SATURDAY NIGHT...Mostly clear. Lows 58 to 63. Light winds.
.SUNDAY...Sunny. Highs 89 to 94. Southeast winds 10 to 15 mph.
.SUNDAY NIGHT THROUGH THURSDAY...Mostly clear. Lows 59 to 65.
Highs 88 to 95.

&&
               TEMPERATURE
Caldwell        89  58  92

$$
=

IDZ014-291700-
Upper Treasure Valley-
307 AM MDT Fri Aug 29 2025

.TODAY...Sunny. Patchy smoke. Highs 87 to 92. Southeast winds up
to 10 mph this morning, shifting to northwest this afternoon.
.TONIGHT...Mostly clear. Patchy smoke. Lows 54 to 62. Northwest
winds up to 10 mph in the evening, becoming light after midnight.
Gusts to 20 mph.
.SATURDAY...Patchy smoke in the morning. Sunny. Highs 89 to 94.
Light winds.
.SATURDAY NIGHT...Mostly clear. Lows 55 to 63. Northeast winds up
to 10 mph.
.SUNDAY...Sunny. Highs 90 to 95. Southeast winds 10 to 15 mph.
.SUNDAY NIGHT THROUGH TUESDAY...Mostly clear. Lows 57 to 65.
Highs 90 to 96.
.TUESDAY NIGHT...Increasing clouds. Lows 58 to 64.
.WEDNESDAY THROUGH THURSDAY...Mostly clear. Highs 88 to 94. Lows
59 to 64.

&&
               TEMPERATURE
Boise           89  62  91
Mountain Home   91  55  92

$$
=

IDZ016-291700-
Western Magic Valley-
307 AM MDT Fri Aug 29 2025

.TODAY...Mostly sunny. Patchy smoke. Highs 81 to 86. East winds
around 10 mph this morning, shifting to northwest this afternoon.
.TONIGHT...Mostly clear. Patchy smoke. Lows 53 to 58. West winds
around 10 mph in the evening, shifting to southeast after
midnight.
.SATURDAY...Patchy smoke in the morning. Sunny. Highs 83 to 88.
East winds around 10 mph.
.SATURDAY NIGHT...Clear. Lows 53 to 58. Light winds in the
evening, becoming east around 10 mph after midnight.
.SUNDAY...Sunny. Highs 84 to 90. East winds around 10 mph with
gusts to 20 mph.
.SUNDAY NIGHT THROUGH TUESDAY...Mostly clear. Lows 55 to 61.
Highs 86 to 91.
.TUESDAY NIGHT...Partly cloudy. Lows 56 to 61.
.WEDNESDAY THROUGH THURSDAY...Mostly clear. Highs 83 to 90. Lows
57 to 62.

&&
               TEMPERATURE
Jerome          82  55  83
Twin Falls      82  57  84

$$
=

IDZ029-291700-
Owyhee Mountains-
307 AM MDT Fri Aug 29 2025

.TODAY...Sunny. Patchy smoke. Isolated showers and thunderstorms
this afternoon. Chance of rain 20 percent. Highs 81 to 86.
.TONIGHT...Mostly clear. Patchy smoke. Lows 52 to 62.
.SATURDAY...Patchy smoke in the morning. Sunny. Highs 83 to 88.
.SATURDAY NIGHT...Mostly clear. Lows 56 to 63.
.SUNDAY...Sunny. Highs 83 to 90.
.SUNDAY NIGHT AND LABOR DAY...Mostly clear. Lows 58 to 64. Highs
84 to 91.
.MONDAY NIGHT...Partly cloudy. Lows 57 to 65.
.TUESDAY...Sunny. Highs 83 to 90.
.TUESDAY NIGHT...Partly cloudy. Lows 57 to 65.
.WEDNESDAY...Sunny. Highs 83 to 89.
.WEDNESDAY NIGHT...Partly cloudy. Lows 56 to 65.
.THURSDAY...Sunny. Highs 81 to 88.

$$
=

IDZ015-291700-
Southwest Highlands-
307 AM MDT Fri Aug 29 2025

.TODAY...Mostly sunny. Patchy smoke. Isolated showers and
thunderstorms this afternoon. Chance of rain 20 percent. Highs
80 to 87.
.TONIGHT...Mostly clear. Patchy smoke. Lows 51 to 56.
.SATURDAY...Patchy smoke in the morning. Sunny. Highs 83 to 89.
.SATURDAY NIGHT...Mostly clear. Lows 53 to 58.
.SUNDAY...Sunny. Highs 84 to 90.
.SUNDAY NIGHT AND LABOR DAY...Mostly clear. Lows 56 to 61. Highs
85 to 91.
.MONDAY NIGHT THROUGH TUESDAY NIGHT...Partly cloudy. Lows 56 to
61. Highs 84 to 90.
.WEDNESDAY...Sunny. Highs 83 to 89.
.WEDNESDAY NIGHT...Partly cloudy. Lows 55 to 60.
.THURSDAY...Sunny. Highs 82 to 88.

$$
=

IDZ030-291700-
Southern Twin  Falls County-
307 AM MDT Fri Aug 29 2025

.TODAY...Mostly sunny. Patchy smoke. Highs 80 to 85.
.TONIGHT...Mostly clear. Patchy smoke. Lows 52 to 57.
.SATURDAY...Patchy smoke in the morning. Sunny. Highs 82 to 87.
.SATURDAY NIGHT...Clear. Lows 53 to 58.
.SUNDAY...Sunny. Highs 84 to 89.
.SUNDAY NIGHT THROUGH MONDAY NIGHT...Mostly clear. Lows 55 to 61.
Highs 85 to 90.
.TUESDAY...Partly cloudy. A slight chance of showers in the
afternoon. Chance of rain 20 percent. Highs 85 to 90.
.TUESDAY NIGHT AND WEDNESDAY...Partly cloudy. Lows 56 to 61.
Highs 83 to 88.
.WEDNESDAY NIGHT AND THURSDAY...Mostly clear. Lows 55 to 60.
Highs 82 to 87.

$$
=

ORZ062-291700-
Baker County-
207 AM PDT Fri Aug 29 2025

.TODAY...Sunny. Patchy smoke. Scattered rain showers and
thunderstorms this afternoon. Chance of rain 30 percent. Highs
84 to 92. Light winds.
.TONIGHT...Partly cloudy with a slight chance of rain showers and
thunderstorms in the evening, then mostly clear after midnight.
Patchy smoke. Chance of rain 20 percent. Lows 50 to 60. Light
winds.
.SATURDAY...Patchy smoke in the morning. Sunny. Highs 86 to 94.
East winds up to 10 mph.
.SATURDAY NIGHT...Partly cloudy. Lows 52 to 63. Southeast winds
up to 10 mph.
.SUNDAY...Sunny. Highs 85 to 93. Southeast winds up to 10 mph.
Gusts to 20 mph in the afternoon.
.SUNDAY NIGHT...Partly cloudy. Lows 53 to 65.
.LABOR DAY THROUGH WEDNESDAY...Mostly clear. Highs 87 to 96. Lows
53 to 66.
.WEDNESDAY NIGHT AND THURSDAY...Partly cloudy. Lows 53 to 65.
Highs 86 to 94.

&&
               TEMPERATURE
Baker City      89  50  91

$$
=

ORZ061-291700-
Harney County-
207 AM PDT Fri Aug 29 2025

.TODAY...Sunny. Patchy smoke. Isolated rain showers and
thunderstorms this afternoon. Chance of rain 20 percent. Highs
79 to 89. Light winds.
.TONIGHT...Partly cloudy. Patchy smoke. Lows 48 to 56. Light
winds.
.SATURDAY...Patchy smoke in the morning. Sunny. Highs 81 to 91.
Southeast winds up to 10 mph.
.SATURDAY NIGHT...Partly cloudy in the evening, then clearing.
Lows 49 to 58. Southeast winds up to 10 mph.
.SUNDAY...Sunny. Highs 82 to 92. East winds up to 10 mph. Gusts
to 20 mph in the afternoon.
.SUNDAY NIGHT...Partly cloudy. Lows 51 to 60.
.LABOR DAY...Sunny. Highs 83 to 92.
.MONDAY NIGHT THROUGH TUESDAY NIGHT...Partly cloudy. Lows 51 to
61. Highs 82 to 92.
.WEDNESDAY...Sunny. Highs 81 to 91.
.WEDNESDAY NIGHT AND THURSDAY...Partly cloudy. Lows 51 to 61.
Highs 80 to 90.

&&
               TEMPERATURE
Burns           88  48  89

$$
=

ORZ063-291700-
Malheur County-
307 AM MDT Fri Aug 29 2025 /207 AM PDT Fri Aug 29 2025/

.TODAY...Sunny. Patchy smoke. Isolated showers and thunderstorms
this afternoon. Chance of rain 20 percent. Highs 85 to 91. Light
winds.
.TONIGHT...Mostly clear. Patchy smoke. Lows 51 to 60. Light
winds.
.SATURDAY...Patchy smoke in the morning. Sunny. Highs 87 to 93.
Southeast winds up to 10 mph.
.SATURDAY NIGHT...Mostly clear. Lows 53 to 62. East winds up to
10 mph.
.SUNDAY...Sunny. Highs 87 to 94. East winds up to 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows 54 to 63.
.LABOR DAY...Sunny. Highs 89 to 94.
.MONDAY NIGHT...Partly cloudy. Lows 55 to 65.
.TUESDAY...Sunny. Highs 88 to 94.
.TUESDAY NIGHT...Partly cloudy. Lows 56 to 66.
.WEDNESDAY...Sunny. Highs 88 to 93.
.WEDNESDAY NIGHT AND THURSDAY...Partly cloudy. Lows 56 to 65.
Highs 86 to 92.

$$
=