Zone Forecast Product
Issued by NWS Boise, ID
Issued by NWS Boise, ID
066
FPUS55 KBOI 070831
ZFPBOI
Zone Forecasts for Southwest Idaho/Southeast Oregon
National Weather Service Boise ID
230 AM MDT Mon Sep 7 2026
Spot temperatures are for today, tonight, and Tuesday.
IDZ011-071600-
West Central Mountains-
230 AM MDT Mon Sep 7 2026
.TODAY...Rain showers likely this morning, then partly cloudy
with a chance of rain showers with a slight chance of
thunderstorms this afternoon. Areas of fog. Chance of rain
70 percent. Highs 50 to 63.
.TONIGHT...Mostly clear. Patchy fog in the evening. Areas of fog
after midnight. Lows 34 to 43.
.TUESDAY...Areas of fog in the morning. Sunny. Highs 60 to 72.
.TUESDAY NIGHT...Mostly clear. Areas of fog after midnight. Lows
37 to 46.
.WEDNESDAY...Areas of fog in the morning. Sunny. Highs 66 to 78.
.WEDNESDAY NIGHT AND THURSDAY...Mostly clear. Lows 41 to 50.
Highs 66 to 79.
.THURSDAY NIGHT...Mostly clear. Patchy fog after midnight. Lows
42 to 52.
.FRIDAY...Areas of fog in the morning. Sunny. Highs 59 to 72.
.FRIDAY NIGHT...Increasing clouds. Areas of fog after midnight.
Lows 38 to 48.
.SATURDAY AND SATURDAY NIGHT...Partly cloudy. A 30 percent chance
of rain showers. Areas of fog in the morning. Areas of fog after
midnight. Highs 53 to 66. Lows 35 to 45.
.SUNDAY...Areas of fog in the morning. Partly cloudy with a
20 percent chance of rain showers. Highs 55 to 67.
&&
TEMPERATURE
McCall 58 35 67
$$
=
IDZ013-071600-
Boise Mountains-
230 AM MDT Mon Sep 7 2026
.TODAY...Partly cloudy. A slight chance of rain showers this
morning. Areas of fog this morning. Chance of rain 20 percent.
Highs 55 to 69.
.TONIGHT...Mostly clear. Areas of fog after midnight. Lows 28 to
43.
.TUESDAY...Areas of fog in the morning. Sunny. Highs 64 to 77.
.TUESDAY NIGHT...Mostly clear. Lows 32 to 47.
.WEDNESDAY...Sunny. Highs 70 to 83.
.WEDNESDAY NIGHT...Mostly clear. Lows 36 to 51.
.THURSDAY AND THURSDAY NIGHT...Partly cloudy. Highs 70 to 85.
Lows 39 to 54.
.FRIDAY AND FRIDAY NIGHT...Mostly clear. Highs 65 to 79. Lows
34 to 49.
.SATURDAY...Mostly sunny. Highs 58 to 73.
.SATURDAY NIGHT...Partly cloudy. Patchy fog after midnight. Lows
31 to 46.
.SUNDAY...Mostly sunny. Areas of fog in the morning. A slight
chance of rain showers in the afternoon. Chance of rain
20 percent. Highs 57 to 71.
&&
TEMPERATURE
Idaho City 68 34 77
$$
=
IDZ028-071600-
Camas Prairie-
230 AM MDT Mon Sep 7 2026
.TODAY...Sunny, cooler with highs 63 to 68. West winds 10 to
15 mph with gusts to 25 mph.
.TONIGHT...Mostly clear. Lows 32 to 37. West winds 10 to 15 mph
with gusts to 25 mph in the evening, becoming light after
midnight.
.TUESDAY...Sunny. Highs 70 to 75. Light winds in the morning,
becoming west 10 to 15 mph with gusts to 25 mph in the afternoon.
.TUESDAY NIGHT...Mostly clear. Lows 36 to 41. West winds 10 to
15 mph in the evening, becoming light after midnight.
.WEDNESDAY...Sunny. Highs 76 to 81. Light winds in the morning,
becoming southwest around 10 mph with gusts to 20 mph in the
afternoon.
.WEDNESDAY NIGHT THROUGH THURSDAY NIGHT...Partly cloudy. Lows
40 to 49. Highs 78 to 83.
.FRIDAY AND FRIDAY NIGHT...Mostly clear. Highs 73 to 78. Lows
39 to 44.
.SATURDAY THROUGH SUNDAY...Partly cloudy. Highs 64 to 73. Lows
36 to 41. Breezy.
&&
TEMPERATURE
Fairfield 66 32 74
$$
=
IDZ033-071600-
Upper Weiser River-
230 AM MDT Mon Sep 7 2026
.TODAY...Partly cloudy. A chance of rain showers this morning.
Areas of fog this morning. Chance of rain 30 percent. Highs 62 to
67. South winds up to 10 mph.
.TONIGHT...Mostly clear. Patchy fog after midnight. Lows 43 to
48. South winds up to 10 mph in the evening, becoming light after
midnight.
.TUESDAY...Areas of fog in the morning. Sunny. Highs 69 to 74.
Light winds.
.TUESDAY NIGHT...Mostly clear. Lows 46 to 51. Light winds.
.WEDNESDAY...Sunny. Highs 74 to 79. Light winds.
.WEDNESDAY NIGHT THROUGH THURSDAY NIGHT...Mostly clear. Lows
50 to 56. Highs 76 to 81.
.FRIDAY...Sunny. Highs 70 to 75.
.FRIDAY NIGHT...Increasing clouds. Lows 47 to 52.
.SATURDAY...Partly cloudy. A slight chance of showers in the
afternoon. Chance of rain 20 percent. Highs 66 to 71.
.SATURDAY NIGHT AND SUNDAY...Partly cloudy. Lows 44 to 49. Highs
65 to 70.
&&
TEMPERATURE
Council 65 45 73
Cambridge 67 43 74
$$
=
ORZ064-071600-
Oregon Lower Treasure Valley-
230 AM MDT Mon Sep 7 2026 /130 AM PDT Mon Sep 7 2026/
.TODAY...Areas of fog this morning. Sunny. Highs 67 to 72.
Southwest winds up to 10 mph.
.TONIGHT...Mostly clear. Areas of fog. Lows 43 to 49. Light
winds.
.TUESDAY...Areas of fog in the morning. Sunny. Highs 71 to 76.
Light winds.
.TUESDAY NIGHT...Mostly clear. Lows 44 to 52. Light winds.
.WEDNESDAY...Sunny. Highs 77 to 82. Light winds.
.WEDNESDAY NIGHT THROUGH THURSDAY NIGHT...Mostly clear. Lows
47 to 57. Highs 81 to 86.
.FRIDAY AND FRIDAY NIGHT...Mostly clear. Highs 75 to 80. Lows
47 to 55.
.SATURDAY...Partly cloudy. A slight chance of showers in the
afternoon. Chance of rain 20 percent. Highs 69 to 74.
.SATURDAY NIGHT AND SUNDAY...Partly cloudy. Lows 45 to 52. Highs
68 to 73.
&&
TEMPERATURE
Ontario 70 43 75
$$
=
IDZ012-071600-
Lower Treasure Valley-
230 AM MDT Mon Sep 7 2026
.TODAY...Areas of fog this morning. Sunny. Highs 67 to 72. West
winds up to 10 mph.
.TONIGHT...Mostly clear. Areas of fog. Lows 44 to 49. East winds
up to 10 mph.
.TUESDAY...Areas of fog in the morning. Sunny. Highs 73 to 78.
North winds up to 10 mph.
.TUESDAY NIGHT...Mostly clear. Areas of fog after midnight. Lows
46 to 51. Northwest winds up to 10 mph.
.WEDNESDAY...Areas of fog in the morning. Sunny. Highs 77 to 82.
Light winds.
.WEDNESDAY NIGHT...Mostly clear. Lows 50 to 56.
.THURSDAY...Mostly sunny. Highs 81 to 86.
.THURSDAY NIGHT AND FRIDAY...Mostly clear. Lows 54 to 59. Highs
76 to 81.
.FRIDAY NIGHT...Increasing clouds. Lows 49 to 54.
.SATURDAY...Mostly sunny. Highs 69 to 74.
.SATURDAY NIGHT...Partly cloudy. Patchy fog after midnight. Lows
46 to 51.
.SUNDAY...Areas of fog in the morning. Mostly sunny. Highs 68 to
73.
&&
TEMPERATURE
Caldwell 71 44 76
$$
=
IDZ014-071600-
Upper Treasure Valley-
230 AM MDT Mon Sep 7 2026
.TODAY...Areas of fog this morning. Sunny. Highs 70 to 75.
Northwest winds 10 to 15 mph.
.TONIGHT...Mostly clear. Patchy fog in the evening. Areas of fog
after midnight. Lows 43 to 48. North winds 10 to 15 mph in the
evening, becoming light after midnight.
.TUESDAY...Areas of fog in the morning. Sunny. Highs 76 to 81.
Light winds in the morning, becoming northwest around 10 mph with
gusts to 20 mph in the afternoon.
.TUESDAY NIGHT...Mostly clear. Areas of fog after midnight. Lows
45 to 51. Northwest winds 10 to 15 mph. Gusts to 25 mph in the
evening.
.WEDNESDAY...Patchy fog in the morning. Sunny. Highs 81 to 86.
Light winds.
.WEDNESDAY NIGHT THROUGH THURSDAY NIGHT...Partly cloudy. Lows
49 to 59. Highs 85 to 90.
.FRIDAY AND FRIDAY NIGHT...Mostly clear. Highs 79 to 84. Lows
49 to 54.
.SATURDAY AND SATURDAY NIGHT...Partly cloudy. Highs 71 to 77.
Lows 45 to 50. Breezy.
.SUNDAY...Patchy fog in the morning. Mostly sunny. Highs 69 to
74.
&&
TEMPERATURE
Boise 71 46 79
Mountain Home 73 43 80
$$
=
IDZ016-071600-
Western Magic Valley-
230 AM MDT Mon Sep 7 2026
.TODAY...Sunny, cooler with highs 67 to 72. West winds 10 to
15 mph with gusts to 25 mph.
.TONIGHT...Mostly clear. Lows 41 to 46. West winds 10 to 15 mph
with gusts to 25 mph in the evening, shifting to south after
midnight.
.TUESDAY...Patchy fog in the morning. Sunny. Highs 73 to 78.
Light winds in the morning, becoming northwest around 10 mph with
gusts to 20 mph in the afternoon.
.TUESDAY NIGHT...Mostly clear. Lows 44 to 49. Southwest winds up
to 10 mph with gusts to 20 mph.
.WEDNESDAY...Mostly sunny. Highs 78 to 83. Light winds in the
morning, becoming northwest around 10 mph in the afternoon.
.WEDNESDAY NIGHT THROUGH THURSDAY NIGHT...Partly cloudy. Lows
50 to 59. Highs 82 to 87.
.FRIDAY...Mostly sunny. Highs 78 to 83.
.FRIDAY NIGHT AND SATURDAY...Mostly clear. Lows 49 to 54. Highs
71 to 76. Breezy.
.SATURDAY NIGHT...Partly cloudy. Lows 45 to 50. Breezy.
.SUNDAY...Sunny. Highs 67 to 72.
&&
TEMPERATURE
Jerome 67 43 75
Twin Falls 69 43 76
$$
=
IDZ029-071600-
Owyhee Mountains-
230 AM MDT Mon Sep 7 2026
.TODAY...Patchy fog this morning. Sunny. Highs 62 to 67.
.TONIGHT...Mostly clear. Lows 40 to 48.
.TUESDAY...Sunny. Highs 66 to 74.
.TUESDAY NIGHT...Mostly clear. Lows 44 to 51.
.WEDNESDAY...Sunny. Highs 72 to 81.
.WEDNESDAY NIGHT THROUGH THURSDAY NIGHT...Partly cloudy. Lows
51 to 58. Highs 77 to 83.
.FRIDAY AND FRIDAY NIGHT...Partly cloudy. Highs 71 to 77. Lows
47 to 53.
.SATURDAY THROUGH SUNDAY...Partly cloudy. Highs 63 to 70. Lows
42 to 49.
$$
=
IDZ015-071600-
Southwest Highlands-
230 AM MDT Mon Sep 7 2026
.TODAY...Patchy fog this morning. Sunny. Highs 66 to 71.
.TONIGHT...Mostly clear. Lows 39 to 45.
.TUESDAY...Patchy fog in the morning. Sunny. Highs 72 to 77.
.TUESDAY NIGHT...Mostly clear. Lows 44 to 49.
.WEDNESDAY...Mostly sunny. Highs 78 to 83.
.WEDNESDAY NIGHT...Partly cloudy. Lows 51 to 56.
.THURSDAY...Partly sunny. Highs 82 to 87.
.THURSDAY NIGHT AND FRIDAY...Partly cloudy. Lows 54 to 59. Highs
76 to 81. Breezy.
.FRIDAY NIGHT...Mostly clear. Lows 48 to 53. Breezy.
.SATURDAY THROUGH SUNDAY...Partly cloudy. Highs 65 to 75. Lows
43 to 48. Breezy.
$$
=
IDZ030-071600-
Southern Twin Falls County-
230 AM MDT Mon Sep 7 2026
.TODAY...Sunny. Highs 68 to 73.
.TONIGHT...Mostly clear. Lows 42 to 47.
.TUESDAY...Sunny. Highs 73 to 78.
.TUESDAY NIGHT...Mostly clear. Lows 45 to 50.
.WEDNESDAY...Mostly sunny. Highs 78 to 83.
.WEDNESDAY NIGHT THROUGH THURSDAY NIGHT...Partly cloudy. Lows
52 to 60. Highs 83 to 88.
.FRIDAY...Mostly sunny. Highs 78 to 83. Breezy.
.FRIDAY NIGHT AND SATURDAY...Mostly clear. Lows 50 to 55. Highs
71 to 76. Breezy.
.SATURDAY NIGHT AND SUNDAY...Partly cloudy. Lows 45 to 50. Highs
66 to 71. Windy.
$$
=
ORZ062-071600-
Baker County-
130 AM PDT Mon Sep 7 2026
.TODAY...Areas of fog this morning. Mostly sunny. Highs 61 to 68.
Southwest winds up to 10 mph with gusts to 20 mph.
.TONIGHT...Mostly clear. Patchy fog in the evening. Areas of fog
after midnight. Lows 35 to 47. Southeast winds up to 10 mph in
the evening, becoming light after midnight.
.TUESDAY...Areas of fog in the morning. Sunny. Highs 67 to 74.
Light winds.
.TUESDAY NIGHT...Clear. Lows 37 to 50. Light winds.
.WEDNESDAY...Sunny. Highs 74 to 80. Light winds in the morning,
becoming southeast up to 10 mph with gusts to 20 mph in the
afternoon.
.WEDNESDAY NIGHT THROUGH THURSDAY NIGHT...Mostly clear. Lows
40 to 55. Highs 77 to 83.
.FRIDAY...Areas of fog in the morning. Sunny. Highs 69 to 76.
.FRIDAY NIGHT...Increasing clouds. Patchy fog after midnight.
Lows 37 to 48.
.SATURDAY...Mostly sunny. Areas of fog in the morning. A slight
chance of rain showers in the afternoon. Chance of rain
20 percent. Highs 62 to 70.
.SATURDAY NIGHT...Partly cloudy. Patchy fog after midnight. Lows
34 to 47.
.SUNDAY...Areas of fog in the morning. Mostly sunny. Highs 62 to
69.
&&
TEMPERATURE
Baker City 64 35 71
$$
=
ORZ061-071600-
Harney County-
130 AM PDT Mon Sep 7 2026
.TODAY...Areas of fog this morning. Sunny. Highs 58 to 65.
Southwest winds up to 10 mph.
.TONIGHT...Mostly clear. Lows 33 to 44. Southeast winds up to
10 mph in the evening, becoming light after midnight.
.TUESDAY...Sunny. Highs 65 to 73. Light winds.
.TUESDAY NIGHT...Mostly clear. Lows 38 to 48. Light winds.
.WEDNESDAY...Sunny. Highs 71 to 81. East winds up to 10 mph.
.WEDNESDAY NIGHT THROUGH THURSDAY NIGHT...Partly cloudy. Lows
42 to 54. Highs 74 to 83.
.FRIDAY AND FRIDAY NIGHT...Mostly clear. Highs 67 to 75. Lows
37 to 48.
.SATURDAY THROUGH SUNDAY...Partly cloudy. Highs 59 to 69. Lows
33 to 44.
&&
TEMPERATURE
Burns 62 33 70
$$
=
ORZ063-071600-
Malheur County-
230 AM MDT Mon Sep 7 2026 /130 AM PDT Mon Sep 7 2026/
.TODAY...Areas of fog this morning. Sunny. Highs 64 to 70.
Southwest winds up to 10 mph with gusts to 20 mph.
.TONIGHT...Mostly clear. Lows 39 to 48. Light winds.
.TUESDAY...Sunny. Highs 69 to 77. Light winds.
.TUESDAY NIGHT...Mostly clear. Lows 42 to 51. Northeast winds up
to 10 mph.
.WEDNESDAY...Sunny. Highs 76 to 83. Light winds.
.WEDNESDAY NIGHT THROUGH THURSDAY NIGHT...Partly cloudy. Lows
48 to 58. Highs 80 to 88.
.FRIDAY AND FRIDAY NIGHT...Mostly clear. Highs 73 to 82. Lows
44 to 53.
.SATURDAY THROUGH SUNDAY...Partly cloudy. Highs 65 to 74. Lows
41 to 50. Breezy.
$$
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