294
FPUS55 KBOI 200349
ZFPBOI

Zone Forecasts for Southwest Idaho/Southeast Oregon
National Weather Service Boise ID
948 PM MDT Tue Aug 19 2025

Forecast Updated.

Spot temperatures are for the rest of tonight, Wednesday,
Wednesday night, and Thursday.


IDZ011-201100-
West Central Mountains-
948 PM MDT Tue Aug 19 2025

.OVERNIGHT...Partly cloudy. A slight chance of thunderstorms this
evening. Patchy smoke. Lows 50 to 60.
.WEDNESDAY...Sunny. Patchy smoke. Highs 76 to 90.
.WEDNESDAY NIGHT...Patchy smoke in the evening. Mostly clear.
Lows 47 to 57.
.THURSDAY...Sunny. Highs 75 to 89.
.THURSDAY NIGHT...Mostly clear. Lows 47 to 58.
.FRIDAY THROUGH SATURDAY...Mostly clear. Highs 81 to 96. Lows
52 to 63.
.SATURDAY NIGHT...Increasing clouds. Lows 56 to 67.
.SUNDAY...Partly cloudy. A slight chance of showers and
thunderstorms in the afternoon. Chance of rain 20 percent. Highs
79 to 94.
.SUNDAY NIGHT...Partly cloudy. Lows 54 to 64.
.MONDAY THROUGH TUESDAY...Partly cloudy with a slight chance of
showers and thunderstorms. Chance of rain 20 percent. Highs 76 to
91. Lows 52 to 62.

&&
                  TEMPERATURE
McCall          51  83  47  83

$$
=

IDZ013-201100-
Boise Mountains-
948 PM MDT Tue Aug 19 2025

.OVERNIGHT...Patchy smoke this evening. Mostly clear. Lows 47 to
62.
.WEDNESDAY...Sunny. Highs 79 to 94.
.WEDNESDAY NIGHT...Mostly clear. Lows 43 to 58.
.THURSDAY...Sunny. Highs 78 to 93.
.THURSDAY NIGHT...Mostly clear. Lows 43 to 58.
.FRIDAY...Sunny. Highs 83 to 98.
.FRIDAY NIGHT...Partly cloudy. Lows 48 to 63.
.SATURDAY...Sunny. Highs 86 to 100.
.SATURDAY NIGHT...Increasing clouds. Lows 52 to 67.
.SUNDAY...Partly cloudy. A slight chance of showers and
thunderstorms in the afternoon. Chance of rain 20 percent. Highs
81 to 96.
.SUNDAY NIGHT...Partly cloudy. A slight chance of showers and
thunderstorms in the evening. Chance of rain 20 percent. Lows
49 to 64.
.MONDAY...Partly cloudy. A chance of showers and thunderstorms in
the afternoon. Chance of rain 30 percent. Highs 79 to 94.
.MONDAY NIGHT...Partly cloudy. A slight chance of rain showers
and thunderstorms in the evening. Chance of rain 20 percent. Lows
47 to 62.
.TUESDAY...Partly cloudy. A chance of rain showers and
thunderstorms in the afternoon. Chance of rain 30 percent. Highs
77 to 92.

&&
                  TEMPERATURE
Idaho City      52  92  48  91

$$
=

IDZ028-201100-
Camas Prairie-
948 PM MDT Tue Aug 19 2025

.OVERNIGHT...Mostly clear. Lows 50 to 56. Northwest winds up to
10 mph.
.WEDNESDAY...Sunny. Highs 86 to 91. Light winds in the morning,
becoming southwest 10 to 15 mph with gusts to 25 mph in the
afternoon.
.WEDNESDAY NIGHT...Mostly clear. Lows 47 to 54. Northwest winds
10 to 15 mph. Gusts to 25 mph in the evening.
.THURSDAY...Sunny. Highs 85 to 90. Northwest winds around 10 mph.
Gusts to 20 mph in the afternoon.
.THURSDAY NIGHT...Mostly clear. Lows 47 to 53. Northwest winds
10 to 15 mph. Gusts to 25 mph in the evening.
.FRIDAY...Sunny. Highs 88 to 93.
.FRIDAY NIGHT...Partly cloudy. Lows 52 to 58.
.SATURDAY...Sunny. Highs 90 to 95.
.SATURDAY NIGHT...Increasing clouds. Lows 53 to 60.
.SUNDAY...Partly cloudy. A slight chance of showers and
thunderstorms in the afternoon. Chance of rain 20 percent. Highs
84 to 89.
.SUNDAY NIGHT...Partly cloudy. A slight chance of showers and
thunderstorms in the evening. Chance of rain 20 percent. Lows
50 to 57.
.MONDAY...Partly cloudy. A chance of showers and thunderstorms in
the afternoon. Chance of rain 30 percent. Highs 83 to 88.
.MONDAY NIGHT AND TUESDAY...Partly cloudy. A slight chance of
showers and thunderstorms. Chance of rain 20 percent. Lows 49 to
56. Highs 81 to 86.

&&
                  TEMPERATURE
Fairfield       50  89  47  88

$$
=

IDZ033-201100-
Upper Weiser River-
948 PM MDT Tue Aug 19 2025

.OVERNIGHT...Mostly clear. Lows 60 to 65. North winds 10 to
15 mph with gusts to 25 mph.
.WEDNESDAY...Sunny. Highs 87 to 93. Northwest winds 10 to 15 mph.
Gusts to 25 mph in the morning.
.WEDNESDAY NIGHT...Mostly clear. Lows 59 to 64. North winds 10 to
15 mph with gusts to 25 mph.
.THURSDAY...Sunny. Highs 87 to 93. North winds 10 to 15 mph in
the morning, becoming light in the afternoon.
.THURSDAY NIGHT...Clear. Lows 58 to 63. North winds 10 to 15 mph.
.FRIDAY...Sunny. Highs 92 to 98.
.FRIDAY NIGHT...Increasing clouds. Lows 63 to 68.
.SATURDAY...Sunny. Highs 95 to 101.
.SATURDAY NIGHT THROUGH MONDAY...Partly cloudy. Lows 65 to 72.
Highs 89 to 98.
.MONDAY NIGHT AND TUESDAY...Partly cloudy. A slight chance of
showers and thunderstorms. Chance of rain 20 percent. Lows 63 to
68. Highs 88 to 94.

&&
                  TEMPERATURE
Council         63  93  59  93
Cambridge       60  92  59  92

$$
=

IDZ012-ORZ064-201100-
Lower Treasure Valley-Oregon Lower Treasure Valley-
948 PM MDT Tue Aug 19 2025 /848 PM PDT Tue Aug 19 2025/

.OVERNIGHT...Mostly clear. Lows 61 to 67. Northwest winds 10 to
15 mph with gusts to 25 mph.
.WEDNESDAY...Sunny. Highs 90 to 95. Northwest winds 10 to 15 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows 59 to 64. Northwest winds
10 to 15 mph with gusts to 25 mph.
.THURSDAY...Sunny. Highs 90 to 95. Northwest winds up to 10 mph
with gusts to 20 mph.
.THURSDAY NIGHT...Mostly clear. Lows 57 to 63. Northwest winds up
to 10 mph with gusts to 20 mph.
.FRIDAY...Sunny. Highs 94 to 99.
.FRIDAY NIGHT...Partly cloudy. Lows 61 to 68.
.SATURDAY...Sunny. Highs 97 to 102.
.SATURDAY NIGHT...Increasing clouds. Lows 66 to 72.
.SUNDAY THROUGH MONDAY...Partly cloudy. Highs 92 to 99. Lows
65 to 70.
.MONDAY NIGHT AND TUESDAY...Partly cloudy. A slight chance of
showers and thunderstorms. Chance of rain 20 percent. Lows 64 to
69. Highs 91 to 96.

&&
                  TEMPERATURE
Caldwell        62  93  60  93
Ontario         65  94  62  94

$$
=

IDZ014-201100-
Upper Treasure Valley-
948 PM MDT Tue Aug 19 2025

.OVERNIGHT...Mostly clear. Lows 59 to 64. Northwest winds up to
10 mph with gusts to 20 mph.
.WEDNESDAY...Sunny. Highs 91 to 96. Breezy. Northwest winds 10 to
20 mph with gusts to 30 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows 58 to 63. Breezy. Northwest
winds 10 to 20 mph with gusts to 30 mph.
.THURSDAY...Sunny. Highs 91 to 96. Northwest winds 10 to 15 mph.
.THURSDAY NIGHT...Mostly clear. Lows 57 to 62. Northwest winds
10 to 15 mph. Gusts to 25 mph in the evening.
.FRIDAY...Sunny. Highs 94 to 99.
.FRIDAY NIGHT...Partly cloudy. Lows 60 to 65.
.SATURDAY...Sunny. Highs 97 to 102.
.SATURDAY NIGHT...Increasing clouds. Lows 65 to 70.
.SUNDAY...Partly cloudy. A slight chance of showers and
thunderstorms in the afternoon. Chance of rain 20 percent. Highs
93 to 98.
.SUNDAY NIGHT...Partly cloudy. Lows 63 to 68.
.MONDAY...Partly cloudy. A chance of showers and thunderstorms in
the afternoon. Chance of rain 30 percent. Highs 91 to 96.
.MONDAY NIGHT AND TUESDAY...Partly cloudy. A slight chance of
showers and thunderstorms. Chance of rain 20 percent. Lows 61 to
66. Highs 90 to 95.

&&
                  TEMPERATURE
Boise           63  93  61  92
Mountain Home   61  95  60  95

$$
=

IDZ016-201100-
Western Magic Valley-
948 PM MDT Tue Aug 19 2025

.OVERNIGHT...Mostly clear. Lows 59 to 65. Southwest winds around
10 mph with gusts to 20 mph.
.WEDNESDAY...Sunny. Highs 89 to 94. West winds 10 to 15 mph with
gusts to 25 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows 57 to 62. West winds 10 to
15 mph with gusts to 25 mph.
.THURSDAY...Sunny. Highs 88 to 93. West winds around 10 mph with
gusts to 20 mph.
.THURSDAY NIGHT...Partly cloudy. Lows 57 to 62. West winds 10 to
15 mph.
.FRIDAY AND FRIDAY NIGHT...Partly cloudy. Highs 91 to 96. Lows
60 to 65.
.SATURDAY...Sunny. Highs 93 to 99.
.SATURDAY NIGHT...Mostly cloudy. Lows 63 to 68.
.SUNDAY...Partly cloudy. A slight chance of showers in the
morning, then a chance of showers and thunderstorms in the
afternoon. Chance of rain 30 percent. Highs 87 to 93.
.SUNDAY NIGHT...Partly cloudy. A slight chance of showers and
thunderstorms in the evening. Chance of rain 20 percent. Lows
61 to 66.
.MONDAY...Partly cloudy. A chance of showers and thunderstorms in
the afternoon. Chance of rain 30 percent. Highs 86 to 91.
.MONDAY NIGHT...Partly cloudy. A slight chance of showers and
thunderstorms in the evening. Chance of rain 20 percent. Lows
59 to 64.
.TUESDAY...Partly cloudy. A chance of showers and thunderstorms
in the afternoon. Chance of rain 30 percent. Highs 83 to 90.

&&
                  TEMPERATURE
Jerome          62  90  59  89
Twin Falls      65  89  61  89

$$
=

IDZ029-201100-
Owyhee Mountains-
948 PM MDT Tue Aug 19 2025

.OVERNIGHT...Mostly clear. Lows 54 to 64.
.WEDNESDAY...Sunny. Highs 82 to 89.
.WEDNESDAY NIGHT...Mostly clear. Lows 51 to 61.
.THURSDAY...Sunny. Highs 82 to 90.
.THURSDAY NIGHT...Mostly clear. Lows 53 to 62.
.FRIDAY...Sunny. Highs 86 to 94.
.FRIDAY NIGHT AND SATURDAY...Partly cloudy. Lows 59 to 66. Highs
89 to 96.
.SATURDAY NIGHT...Mostly cloudy. Lows 61 to 70.
.SUNDAY...Partly cloudy. A chance of showers and thunderstorms in
the afternoon. Chance of rain 30 percent. Highs 87 to 92.
.SUNDAY 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 60 to 68.
.MONDAY THROUGH TUESDAY...Partly cloudy with a chance of showers
and thunderstorms. Chance of rain 30 percent. Highs 82 to 89.
Lows 56 to 66.

$$
=

IDZ015-201100-
Southwest Highlands-
948 PM MDT Tue Aug 19 2025

.OVERNIGHT...Patchy smoke this evening. Mostly clear. Lows 55 to
61.
.WEDNESDAY...Sunny. Highs 86 to 91. Breezy.
.WEDNESDAY NIGHT...Mostly clear. Lows 54 to 59. Breezy.
.THURSDAY...Sunny. Highs 86 to 91.
.THURSDAY NIGHT...Partly cloudy. Lows 56 to 61.
.FRIDAY...Sunny. Highs 90 to 95.
.FRIDAY NIGHT...Partly cloudy. Lows 60 to 65.
.SATURDAY...Partly cloudy. A slight chance of showers and
thunderstorms in the afternoon. Chance of rain 20 percent. Highs
92 to 97.
.SATURDAY NIGHT...A slight chance of thunderstorms in the
evening. Mostly cloudy with a slight chance of showers. Chance of
rain 20 percent. Lows 61 to 66.
.SUNDAY...Partly cloudy with a chance of showers. A chance of
thunderstorms in the afternoon. Chance of rain 40 percent. Highs
87 to 92.
.SUNDAY NIGHT...Mostly cloudy. A chance of showers and
thunderstorms in the evening. Chance of rain 30 percent. Lows
59 to 64.
.MONDAY...Partly cloudy. A slight chance of showers in the
morning, then a chance of showers and thunderstorms in the
afternoon. Chance of rain 40 percent. Highs 83 to 90.
.MONDAY NIGHT...Mostly cloudy. A chance of showers and
thunderstorms in the evening. Chance of rain 30 percent. Lows
57 to 62.
.TUESDAY...Partly cloudy. A slight chance of showers in the
morning, then a chance of showers and thunderstorms in the
afternoon. Chance of rain 40 percent. Highs 81 to 88.

$$
=

IDZ030-201100-
Southern Twin  Falls County-
948 PM MDT Tue Aug 19 2025

.OVERNIGHT...Partly cloudy this evening, then clearing. Patchy
smoke. Lows 59 to 64.
.WEDNESDAY...Mostly sunny. Highs 87 to 92.
.WEDNESDAY NIGHT...Mostly clear. Lows 56 to 61.
.THURSDAY...Sunny. Highs 85 to 90.
.THURSDAY NIGHT...Partly cloudy. Lows 57 to 62.
.FRIDAY AND FRIDAY NIGHT...Partly cloudy. Highs 89 to 94. Lows
60 to 65.
.SATURDAY...Partly cloudy. A chance of showers with a slight
chance of thunderstorms in the afternoon. Chance of rain
30 percent. Highs 92 to 97.
.SATURDAY NIGHT...Mostly cloudy. A chance of showers with a
slight chance of thunderstorms in the evening, then a slight
chance of showers after midnight. Chance of rain 30 percent. Lows
62 to 67.
.SUNDAY...A chance of showers in the morning, then showers likely
with a chance of thunderstorms in the afternoon. Chance of rain
60 percent. Highs 86 to 91.
.SUNDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms in the evening, then partly cloudy after midnight.
Chance of rain 30 percent. Lows 60 to 65.
.MONDAY...Partly cloudy with a slight chance of showers in the
morning, then showers likely with a chance of thunderstorms in
the afternoon. Chance of rain 60 percent. Highs 83 to 88.
.MONDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms in the evening, then partly cloudy after midnight.
Chance of rain 30 percent. Lows 57 to 62.
.TUESDAY...Partly cloudy. A slight chance of showers in the
morning, then a chance of showers and thunderstorms in the
afternoon. Chance of rain 50 percent. Highs 81 to 86.

$$
=

ORZ062-201100-
Baker County-
848 PM PDT Tue Aug 19 2025

.OVERNIGHT...Mostly clear. Lows 48 to 60. Northwest winds 10 to
15 mph with gusts to 25 mph.
.WEDNESDAY...Sunny. Highs 81 to 91. Northwest winds 10 to 15 mph
with gusts to 25 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows 45 to 58. Breezy. Northwest
winds 10 to 20 mph. Gusts to 30 mph in the evening.
.THURSDAY...Sunny. Highs 83 to 92. Northwest winds up to 10 mph.
.THURSDAY NIGHT...Clear. Lows 46 to 59. North winds up to 10 mph
with gusts to 20 mph.
.FRIDAY...Sunny. Highs 89 to 97.
.FRIDAY NIGHT...Increasing clouds. Lows 52 to 66.
.SATURDAY AND SATURDAY NIGHT...Partly cloudy. Highs 91 to 101.
Lows 56 to 69.
.SUNDAY...Partly cloudy. A slight chance of showers and
thunderstorms in the afternoon. Chance of rain 20 percent. Highs
90 to 99.
.SUNDAY NIGHT...Partly cloudy. Lows 55 to 68.
.MONDAY...Partly cloudy. A slight chance of showers and
thunderstorms in the afternoon. Chance of rain 20 percent. Highs
88 to 97.
.MONDAY NIGHT...Decreasing clouds. Lows 54 to 66.
.TUESDAY...Partly cloudy. A slight chance of showers and
thunderstorms in the afternoon. Chance of rain 20 percent. Highs
86 to 95.

&&
                  TEMPERATURE
Baker City      48  83  45  86

$$
=

ORZ061-201100-
Harney County-
848 PM PDT Tue Aug 19 2025

.OVERNIGHT...Mostly clear. Lows 46 to 53. Northwest winds 10 to
15 mph.
.WEDNESDAY...Sunny. Highs 78 to 88. West winds up to 10 mph with
gusts to 20 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows 46 to 55. North winds 10 to
15 mph.
.THURSDAY...Sunny. Highs 81 to 91. Northeast winds up to 10 mph.
.THURSDAY NIGHT...Mostly clear. Lows 48 to 58. Northeast winds
around 10 mph.
.FRIDAY...Sunny. Highs 87 to 97.
.FRIDAY NIGHT AND SATURDAY...Partly cloudy. Lows 54 to 64. Highs
87 to 97.
.SATURDAY NIGHT...Mostly cloudy. Lows 54 to 64.
.SUNDAY...Partly cloudy. A chance of showers and thunderstorms in
the afternoon. Chance of rain 30 percent. Highs 84 to 94.
.SUNDAY 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 54 to 63.
.MONDAY THROUGH TUESDAY...Partly cloudy with a chance of showers
and thunderstorms. Chance of rain 30 percent. Highs 81 to 91.
Lows 51 to 61.

&&
                  TEMPERATURE
Burns           46  86  46  89

$$
=

ORZ063-201100-
Malheur County-
948 PM MDT Tue Aug 19 2025 /848 PM PDT Tue Aug 19 2025/

.OVERNIGHT...Mostly clear. Lows 52 to 62. Northwest winds 10 to
15 mph with gusts to 25 mph.
.WEDNESDAY...Sunny. Highs 86 to 93. Northwest winds 10 to 15 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows 51 to 61. North winds 10 to
15 mph with gusts to 25 mph.
.THURSDAY...Sunny. Highs 87 to 93. North winds up to 10 mph.
.THURSDAY NIGHT...Mostly clear. Lows 51 to 61. North winds around
10 mph with gusts to 20 mph.
.FRIDAY...Sunny. Highs 92 to 98.
.FRIDAY NIGHT AND SATURDAY...Partly cloudy. Lows 57 to 67. Highs
94 to 100.
.SATURDAY NIGHT...Mostly cloudy. Lows 61 to 71.
.SUNDAY...Partly cloudy. A chance of showers and thunderstorms in
the afternoon. Chance of rain 30 percent. Highs 91 to 97.
.SUNDAY 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 58 to 68.
.MONDAY THROUGH TUESDAY...Partly cloudy with a chance of showers
and thunderstorms. Chance of rain 30 percent. Highs 87 to 95.
Lows 57 to 67.

$$
=