Zone Forecast Product
Issued by NWS Boise, ID

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FPUS55 KBOI 021010
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Zone Forecasts for Southwest Idaho/Southeast Oregon
National Weather Service Boise ID
409 AM MDT Sat Aug 2 2025

Forecast Updated.

Spot temperatures are for today, tonight, and Sunday.


IDZ011-021800-
West Central Mountains-
409 AM MDT Sat Aug 2 2025

.REST OF TODAY...Increasing clouds. Scattered rain showers and
thunderstorms this afternoon. Thunderstorms may produce gusty
winds this afternoon. Chance of rain 30 percent. Highs 72 to 86.
.TONIGHT...Partly cloudy in the evening, then becoming mostly
clear. Lows 49 to 59.
.SUNDAY...Sunny. Highs 73 to 87.
.SUNDAY NIGHT...Mostly cloudy. Scattered rain showers and
isolated thunderstorms in the evening, then a chance of rain
showers after midnight. Thunderstorms may produce gusty winds in
the evening. Chance of rain 30 percent. Lows 48 to 58. Breezy.
Gusts to 45 mph in the evening.
.MONDAY...Partly cloudy. A slight chance of rain showers in the
morning, then a chance of rain showers and thunderstorms in the
afternoon. Chance of rain 30 percent. Highs 66 to 81.
.MONDAY NIGHT...Partly cloudy with a chance of rain showers with
a slight chance of thunderstorms in the evening, then mostly
clear after midnight. Chance of rain 30 percent. Lows 44 to 54.
.TUESDAY...Mostly sunny. Highs 68 to 82.
.TUESDAY NIGHT...Mostly clear. Lows 47 to 57.
.WEDNESDAY THROUGH THURSDAY...Partly cloudy. Highs 70 to 85. Lows
49 to 59.
.THURSDAY NIGHT AND FRIDAY...Mostly cloudy. Lows 49 to 59. Highs
66 to 80.

&&
               TEMPERATURE
McCall          80  49  80

$$
=

IDZ013-021800-
Boise Mountains-
409 AM MDT Sat Aug 2 2025

.REST OF TODAY...Mostly clear. Highs 75 to 90.
.TONIGHT...Mostly clear. Lows 43 to 58. Breezy. Gusts to 35 mph
in the evening.
.SUNDAY...Sunny. Highs 76 to 91.
.SUNDAY NIGHT...Mostly cloudy with scattered rain showers and
isolated thunderstorms in the evening, then partly cloudy with a
slight chance of rain showers after midnight. Thunderstorms may
produce gusty winds in the evening. Chance of rain 30 percent.
Lows 43 to 58. Breezy. Gusts to 40 mph.
.MONDAY...Partly cloudy. A slight chance of rain showers and
thunderstorms in the afternoon. Chance of rain 20 percent. Highs
70 to 85.
.MONDAY NIGHT...Partly cloudy with a slight chance of rain
showers in the evening, then mostly clear after midnight. Chance
of rain 20 percent. Lows 39 to 54.
.TUESDAY THROUGH WEDNESDAY...Mostly clear. Highs 74 to 89. Lows
42 to 57.
.WEDNESDAY NIGHT AND THURSDAY...Partly cloudy. Lows 45 to 60.
Highs 75 to 89.
.THURSDAY NIGHT...Mostly cloudy. Lows 46 to 61.
.FRIDAY...Mostly sunny. Highs 69 to 84.

&&
               TEMPERATURE
Idaho City      89  48  90

$$
=

IDZ028-021800-
Camas Prairie-
409 AM MDT Sat Aug 2 2025

.REST OF TODAY...Partly cloudy. Isolated showers and
thunderstorms this morning. Thunderstorms may produce gusty winds
this morning. Chance of rain 20 percent. Highs 81 to 86. Breezy.
West winds 10 to 15 mph.
.TONIGHT...Mostly clear. Lows 43 to 51. Breezy. West winds 10 to
20 mph in the evening, decreasing to around 10 mph after
midnight.
.SUNDAY...Sunny. Highs 82 to 87. Light winds in the morning,
becoming southwest around 10 mph in the afternoon.
.SUNDAY NIGHT...Partly cloudy with isolated showers and
thunderstorms in the evening, then mostly clear after midnight.
Thunderstorms may produce gusty winds in the evening. Chance of
rain 20 percent. Lows 44 to 51. South winds up to 10 mph in the
evening, shifting to northeast around 10 mph after midnight.
.MONDAY...Mostly sunny. Highs 78 to 83. Light winds in the
morning, becoming southwest 10 to 15 mph with gusts to 25 mph in
the afternoon.
.MONDAY NIGHT THROUGH TUESDAY NIGHT...Mostly clear. Lows 41 to
50. Highs 77 to 82. Breezy.
.WEDNESDAY...Sunny. Highs 83 to 88.
.WEDNESDAY NIGHT THROUGH THURSDAY NIGHT...Partly cloudy. Lows
46 to 54. Highs 83 to 88. Breezy.
.FRIDAY...Mostly sunny. Highs 78 to 83. Breezy.

&&
               TEMPERATURE
Fairfield       84  44  84

$$
=

IDZ033-021800-
Upper Weiser River-
409 AM MDT Sat Aug 2 2025

.REST OF TODAY...Mostly clear. Highs 85 to 91. Breezy. North
winds up to 10 mph early this morning, increasing to northwest
10 to 20 mph this afternoon.
.TONIGHT...Decreasing clouds. Lows 59 to 64. North winds 10 to
15 mph. Gusts to 30 mph in the evening.
.SUNDAY...Sunny. Highs 86 to 91. North winds up to 10 mph in the
morning, becoming light in the afternoon.
.SUNDAY NIGHT...Increasing clouds. Areas of blowing dust in the
evening. Scattered showers and isolated thunderstorms in the
evening, then a chance of showers after midnight. Thunderstorms
may produce gusty winds in the evening. Chance of rain
40 percent. Lows 59 to 64. Breezy. North winds 10 to 20 mph.
Gusts to 45 mph in the evening, decreasing to 30 mph after
midnight.
.MONDAY...Partly cloudy. A slight chance of showers in the
morning, then a chance of showers with a slight chance of
thunderstorms in the afternoon. Chance of rain 30 percent. Highs
79 to 84. Northwest winds up to 10 mph.
.MONDAY NIGHT...Partly cloudy with a slight chance of showers in
the evening, then mostly clear after midnight. Chance of rain
20 percent. Lows 54 to 59.
.TUESDAY THROUGH WEDNESDAY...Mostly clear. Highs 81 to 91. Lows
57 to 62.
.WEDNESDAY NIGHT AND THURSDAY...Partly cloudy. Lows 59 to 65.
Highs 83 to 88.
.THURSDAY NIGHT...Mostly cloudy. Lows 60 to 65.
.FRIDAY...Mostly sunny. Highs 80 to 85.

&&
               TEMPERATURE
Council         90  61  91
Cambridge       90  59  90

$$
=

IDZ012-ORZ064-021800-
Lower Treasure Valley-Oregon Lower Treasure Valley-
409 AM MDT Sat Aug 2 2025 /309 AM PDT Sat Aug 2 2025/

.REST OF TODAY...Mostly clear. Highs 90 to 95. Breezy. Northwest
winds 10 to 20 mph. Gusts to 35 mph this afternoon.
.TONIGHT...Decreasing clouds. Lows 61 to 66. Breezy. Northwest
winds 10 to 20 mph with gusts to 35 mph in the evening, becoming
west up to 10 mph after midnight.
.SUNDAY...Partly cloudy. Isolated showers and thunderstorms in
the afternoon. Thunderstorms may produce gusty winds in the
afternoon. Chance of rain 20 percent. Highs 90 to 95. North winds
up to 10 mph.
.SUNDAY NIGHT...Areas of blowing dust in the evening. Mostly
cloudy with scattered showers and isolated thunderstorms in the
evening, then partly cloudy after midnight. Thunderstorms may
produce gusty winds in the evening. Chance of rain 40 percent.
Lows 60 to 65. Windy. Northwest winds 15 to 25 mph. Gusts to
50 mph in the evening, decreasing to 30 mph after midnight.
.MONDAY...Partly cloudy. A chance of showers with a slight chance
of thunderstorms in the afternoon. Chance of rain 30 percent.
Highs 82 to 87. Northwest winds 10 to 15 mph.
.MONDAY NIGHT...Partly cloudy with a slight chance of showers in
the evening, then mostly clear after midnight. Chance of rain
20 percent. Lows 56 to 61.
.TUESDAY AND TUESDAY NIGHT...Mostly clear. Highs 85 to 90. Lows
58 to 63.
.WEDNESDAY...Sunny. Highs 89 to 94.
.WEDNESDAY NIGHT AND THURSDAY...Partly cloudy. Lows 61 to 66.
Highs 88 to 93.
.THURSDAY NIGHT...Mostly cloudy. Lows 62 to 67.
.FRIDAY...Mostly sunny. Highs 83 to 88.

&&
               TEMPERATURE
Caldwell        92  61  93
Ontario         93  62  93

$$
=

IDZ014-021800-
Upper Treasure Valley-
409 AM MDT Sat Aug 2 2025

.REST OF TODAY...Partly cloudy early this morning, then clearing.
Isolated showers and thunderstorms late. Thunderstorms may
produce gusty winds late. Chance of rain 20 percent. Highs 89 to
94. Northwest winds 10 to 15 mph with gusts to 25 mph.
.TONIGHT...Mostly clear. Lows 57 to 64. Breezy. Northwest winds
10 to 20 mph with gusts to 30 mph in the evening, becoming west
up to 10 mph after midnight.
.SUNDAY...Sunny. Highs 90 to 95. West winds up to 10 mph in the
morning, shifting to east in the afternoon.
.SUNDAY NIGHT...Areas of blowing dust in the evening. Partly
cloudy with scattered showers and isolated thunderstorms in the
evening, then mostly clear after midnight. Thunderstorms may
produce gusty winds in the evening. Chance of rain 30 percent.
Lows 56 to 62. Windy. North winds 15 to 25 mph with gusts to
45 mph.
.MONDAY...Mostly sunny. Highs 84 to 89. Northwest winds 10 to
15 mph with gusts to 25 mph.
.MONDAY NIGHT THROUGH WEDNESDAY...Mostly clear. Lows 53 to 61.
Highs 85 to 95.
.WEDNESDAY NIGHT AND THURSDAY...Partly cloudy. Lows 58 to 63.
Highs 89 to 94.
.THURSDAY NIGHT...Mostly cloudy. Lows 59 to 64.
.FRIDAY...Mostly sunny. Highs 84 to 89.

&&
               TEMPERATURE
Boise           91  64  92
Mountain Home   93  59  94

$$
=

IDZ016-021800-
Western Magic Valley-
409 AM MDT Sat Aug 2 2025

.REST OF TODAY...Mostly cloudy early this morning, then clearing.
Isolated showers and thunderstorms early this morning.
Thunderstorms may produce gusty winds early this morning. Chance
of rain 20 percent. Highs 85 to 90. Breezy. Southwest winds 10 to
20 mph.
.TONIGHT...Mostly clear. Lows 54 to 59. West winds 10 to 15 mph.
Gusts to 25 mph in the evening.
.SUNDAY...Sunny. Highs 88 to 93. South winds up to 10 mph in the
morning, shifting to northeast in the afternoon.
.SUNDAY NIGHT...Partly cloudy with isolated showers and
thunderstorms in the evening, then mostly clear after midnight.
Thunderstorms may produce gusty winds in the evening. Chance of
rain 20 percent. Lows 55 to 60. Breezy. East winds up to 10 mph
with gusts to 20 mph in the evening, increasing to south 10 to
20 mph with gusts to 35 mph after midnight.
.MONDAY...Mostly sunny. Highs 82 to 87. West winds 10 to 15 mph.
Gusts to 25 mph in the afternoon.
.MONDAY NIGHT THROUGH TUESDAY NIGHT...Mostly clear. Lows 53 to
59. Highs 83 to 88.
.WEDNESDAY AND WEDNESDAY NIGHT...Mostly clear. Highs 89 to 94.
Lows 56 to 62.
.THURSDAY AND THURSDAY NIGHT...Partly cloudy. Highs 88 to 93.
Lows 58 to 63.
.FRIDAY...Mostly sunny. Highs 83 to 88.

&&
               TEMPERATURE
Jerome          85  56  88
Twin Falls      85  59  88

$$
=

IDZ029-021800-
Owyhee Mountains-
409 AM MDT Sat Aug 2 2025

.REST OF TODAY...Partly cloudy late, then becoming sunny this
morning, then becoming mostly sunny this afternoon. Scattered
showers and thunderstorms this afternoon. Thunderstorms may
produce gusty winds this afternoon. Chance of rain 30 percent.
Highs 81 to 86.
.TONIGHT...Partly cloudy with isolated showers and thunderstorms
in the evening, then mostly clear after midnight. Thunderstorms
may produce gusty winds in the evening. Chance of rain
20 percent. Lows 54 to 63.
.SUNDAY...Partly cloudy. Isolated showers and thunderstorms in
the afternoon. Thunderstorms may produce gusty winds in the
afternoon. Chance of rain 20 percent. Highs 82 to 88.
.SUNDAY NIGHT...Partly cloudy with scattered showers and isolated
thunderstorms in the evening, then mostly clear after midnight.
Thunderstorms may produce gusty winds in the evening. Chance of
rain 30 percent. Lows 51 to 61. Windy. North winds around 25 mph
in the evening. Gusts to 40 mph.
.MONDAY...Partly cloudy. A slight chance of showers and
thunderstorms in the afternoon. Chance of rain 20 percent. Highs
75 to 80.
.MONDAY NIGHT...Partly cloudy with a slight chance of rain
showers in the evening, then mostly clear after midnight. Chance
of rain 20 percent. Lows 48 to 57.
.TUESDAY AND TUESDAY NIGHT...Mostly clear. Highs 77 to 83. Lows
52 to 60.
.WEDNESDAY...Sunny. Highs 82 to 88.
.WEDNESDAY NIGHT THROUGH FRIDAY...Partly cloudy. Lows 54 to 64.
Highs 77 to 87.

$$
=

IDZ015-021800-
Southwest Highlands-
409 AM MDT Sat Aug 2 2025

.REST OF TODAY...Mostly cloudy late, then becoming mostly sunny
this morning, then becoming partly sunny this afternoon. Isolated
thunderstorms late. Scattered showers. Scattered thunderstorms.
Thunderstorms may produce gusty winds early this morning.
Thunderstorms may produce gusty winds this afternoon. Chance of
rain 40 percent. Highs 81 to 88. Breezy. Gusts to 40 mph this
afternoon.
.TONIGHT...Decreasing clouds. Lows 54 to 59.
.SUNDAY...Partly cloudy. Isolated showers and thunderstorms in
the afternoon. Thunderstorms may produce gusty winds in the
afternoon. Chance of rain 20 percent. Highs 86 to 91.
.SUNDAY NIGHT...Partly cloudy with isolated showers and
thunderstorms in the evening, then mostly clear after midnight.
Thunderstorms may produce gusty winds in the evening. Chance of
rain 20 percent. Lows 52 to 57. Windy. Northwest winds around
25 mph with gusts to 45 mph after midnight.
.MONDAY...Mostly sunny. Highs 80 to 85.
.MONDAY NIGHT THROUGH TUESDAY NIGHT...Mostly clear. Lows 49 to
58. Highs 82 to 87.
.WEDNESDAY...Sunny. Highs 88 to 93.
.WEDNESDAY NIGHT THROUGH FRIDAY...Partly cloudy. Lows 54 to 60.
Highs 82 to 92.

$$
=

IDZ030-021800-
Southern Twin  Falls County-
409 AM MDT Sat Aug 2 2025

.REST OF TODAY...Mostly cloudy. Isolated showers and
thunderstorms early this morning, then scattered showers and
thunderstorms this afternoon. Thunderstorms may produce gusty
winds. Chance of rain 30 percent. Highs 82 to 87.
.TONIGHT...Mostly clear. Lows 54 to 59.
.SUNDAY...Sunny. Highs 87 to 92.
.SUNDAY NIGHT...Partly cloudy with isolated showers and
thunderstorms in the evening, then mostly clear after midnight.
Thunderstorms may produce gusty winds in the evening. Chance of
rain 20 percent. Lows 54 to 59. Breezy.
.MONDAY...Sunny. Highs 81 to 86.
.MONDAY NIGHT THROUGH TUESDAY NIGHT...Mostly clear. Lows 51 to
58. Highs 81 to 86.
.WEDNESDAY AND WEDNESDAY NIGHT...Mostly clear. Highs 88 to 93.
Lows 56 to 61.
.THURSDAY AND THURSDAY NIGHT...Partly cloudy. Highs 87 to 92.
Lows 56 to 62.
.FRIDAY...Mostly sunny. Highs 82 to 87.

$$
=

ORZ062-021800-
Baker County-
309 AM PDT Sat Aug 2 2025

.REST OF TODAY...Increasing clouds. Scattered rain showers and
thunderstorms this afternoon. Thunderstorms may produce gusty
winds this afternoon. Chance of rain 30 percent. Highs 82 to 92.
Northwest winds 10 to 15 mph. Gusts to 25 mph this afternoon.
.TONIGHT...Partly cloudy with isolated rain showers and
thunderstorms in the evening, then mostly clear after midnight.
Thunderstorms may produce gusty winds in the evening. Chance of
rain 20 percent. Lows 50 to 62. Breezy. Southwest winds 10 to
20 mph with gusts to 35 mph in the evening, becoming west up to
10 mph after midnight.
.SUNDAY...Sunny in the morning, then partly cloudy with scattered
rain showers and isolated thunderstorms in the afternoon.
Thunderstorms may produce gusty winds in the afternoon. Chance of
rain 40 percent. Highs 81 to 91. Northwest winds 10 to 15 mph.
Gusts to 30 mph in the afternoon.
.SUNDAY NIGHT...Mostly cloudy. Scattered rain showers and
isolated thunderstorms in the evening, then a chance of rain
showers after midnight. Thunderstorms may produce gusty winds in
the evening. Chance of rain 50 percent. Lows 50 to 61. Breezy.
Northwest winds 10 to 20 mph with gusts to 40 mph in the evening,
decreasing to around 10 mph with gusts to 20 mph after midnight.
.MONDAY...Partly cloudy with a chance of rain showers. A chance
of thunderstorms in the afternoon. Chance of rain 40 percent.
Highs 72 to 82. Northwest winds up to 10 mph with gusts to
20 mph.
.MONDAY NIGHT...Partly cloudy with a slight chance of rain
showers and thunderstorms in the evening, then mostly clear after
midnight. Chance of rain 20 percent. Lows 45 to 55.
.TUESDAY THROUGH WEDNESDAY...Mostly clear. Highs 80 to 90. Lows
47 to 58.
.WEDNESDAY NIGHT...Partly cloudy. Lows 51 to 61.
.THURSDAY AND THURSDAY NIGHT...Mostly cloudy. Highs 79 to 88.
Lows 50 to 61.
.FRIDAY...Mostly sunny. Highs 76 to 85.

&&
               TEMPERATURE
Baker City      85  50  84

$$
=

ORZ061-021800-
Harney County-
309 AM PDT Sat Aug 2 2025

.REST OF TODAY...Partly cloudy late, then becoming sunny this
morning, then becoming partly sunny this afternoon. Isolated
showers and thunderstorms late. Scattered showers and
thunderstorms this afternoon. Thunderstorms may produce gusty
winds late. Thunderstorms may produce gusty winds this afternoon.
Chance of rain 30 percent. Highs 77 to 87. Northwest winds 10 to
15 mph. Gusts to 25 mph this afternoon.
.TONIGHT...Mostly cloudy with scattered showers and thunderstorms
in the evening, then partly cloudy after midnight. Thunderstorms
may produce gusty winds in the evening. Chance of rain
30 percent. Lows 49 to 57. Breezy. North winds 10 to 20 mph.
Gusts to 30 mph in the evening.
.SUNDAY...Partly cloudy. Scattered showers and isolated
thunderstorms in the afternoon. Thunderstorms may produce gusty
winds in the afternoon. Chance of rain 40 percent. Highs 76 to
86. North winds up to 10 mph in the morning, shifting to east
with gusts to 25 mph in the afternoon.
.SUNDAY NIGHT...Mostly cloudy with scattered rain showers and
isolated thunderstorms in the evening, then partly cloudy with a
slight chance of rain showers after midnight. Thunderstorms may
produce gusty winds in the evening. Chance of rain 50 percent.
Lows 47 to 54. Breezy. Northwest winds 10 to 20 mph. Gusts to
40 mph in the evening.
.MONDAY...Partly cloudy. A slight chance of rain showers in the
morning, then a chance of rain showers with a slight chance of
thunderstorms in the afternoon. Chance of rain 30 percent. Highs
69 to 79. Northwest winds around 10 mph.
.MONDAY NIGHT THROUGH WEDNESDAY...Mostly clear. Lows 44 to 55.
Highs 76 to 86.
.WEDNESDAY NIGHT AND THURSDAY...Partly cloudy. Lows 48 to 56.
Highs 77 to 87.
.THURSDAY NIGHT...Mostly cloudy. Lows 49 to 57.
.FRIDAY...Mostly sunny. Highs 75 to 85.

&&
               TEMPERATURE
Burns           85  49  84

$$
=

ORZ063-021800-
Malheur County-
409 AM MDT Sat Aug 2 2025 /309 AM PDT Sat Aug 2 2025/

.REST OF TODAY...Partly cloudy late, then becoming sunny this
morning, then becoming mostly sunny this afternoon. Isolated
showers and thunderstorms late. Scattered showers and
thunderstorms this afternoon. Thunderstorms may produce gusty
winds late. Thunderstorms may produce gusty winds this afternoon.
Chance of rain 30 percent. Highs 85 to 91. Breezy. Northwest
winds up to 10 mph early this morning, increasing to north 10 to
20 mph with gusts to 35 mph this afternoon.
.TONIGHT...Partly cloudy with isolated showers and thunderstorms
in the evening, then mostly clear after midnight. Thunderstorms
may produce gusty winds in the evening. Chance of rain
20 percent. Lows 54 to 64. Breezy. North winds 10 to 20 mph with
gusts to 35 mph in the evening, becoming northwest up to 10 mph
after midnight.
.SUNDAY...Partly cloudy. Scattered showers and isolated
thunderstorms in the afternoon. Thunderstorms may produce gusty
winds in the afternoon. Chance of rain 30 percent. Highs 85 to
91. Northwest winds up to 10 mph in the morning, shifting to
northeast with gusts to 25 mph in the afternoon.
.SUNDAY NIGHT...Areas of blowing dust in the evening. Mostly
cloudy with scattered showers and isolated thunderstorms in the
evening, then partly cloudy after midnight. Thunderstorms may
produce gusty winds in the evening. Chance of rain 50 percent.
Lows 52 to 62. Windy. Northwest winds 15 to 25 mph. Gusts to
45 mph in the evening, decreasing to 30 mph after midnight.
.MONDAY...Partly cloudy. A slight chance of showers in the
morning, then a chance of showers with a slight chance of
thunderstorms in the afternoon. Chance of rain 30 percent. Highs
77 to 84. Northwest winds up to 10 mph with gusts to 20 mph.
.MONDAY NIGHT...Partly cloudy with a slight chance of showers in
the evening, then mostly clear after midnight. Chance of rain
20 percent. Lows 48 to 58.
.TUESDAY THROUGH WEDNESDAY...Mostly clear. Highs 82 to 92. Lows
51 to 61.
.WEDNESDAY NIGHT AND THURSDAY...Partly cloudy. Lows 54 to 64.
Highs 84 to 91.
.THURSDAY NIGHT...Decreasing clouds. Lows 54 to 64.
.FRIDAY...Mostly sunny. Highs 81 to 88.

$$
=