Zone Forecast Product
Issued by NWS Boise, ID
Issued by NWS Boise, ID
336
FPUS55 KBOI 040637
ZFPBOI
Zone Forecasts for Southwest Idaho/Southeast Oregon
National Weather Service Boise ID
1236 AM MDT Sun Oct 4 2026
Spot temperatures are for today, tonight, and Monday.
IDZ011-041400-
West Central Mountains-
1236 AM MDT Sun Oct 4 2026
.TODAY...Sunny. Highs 71 to 85.
.TONIGHT...Increasing clouds. Lows 46 to 56.
.MONDAY...Mostly sunny. Highs 71 to 85.
.MONDAY NIGHT...Mostly clear. Lows 43 to 53.
.TUESDAY...Sunny. Highs 70 to 83.
.TUESDAY NIGHT THROUGH THURSDAY...Clear. Lows 42 to 52. Highs
68 to 82.
.THURSDAY NIGHT AND FRIDAY...Mostly clear. Lows 42 to 52. Highs
65 to 78.
.FRIDAY NIGHT...Partly cloudy. Lows 38 to 49.
.SATURDAY...Areas of fog in the morning. Partly cloudy with a
30 percent chance of rain showers. Cooler with highs 51 to 63.
&&
TEMPERATURE
McCall 79 46 79
$$
=
IDZ013-041400-
Boise Mountains-
1236 AM MDT Sun Oct 4 2026
.TODAY...Sunny. Highs 76 to 90.
.TONIGHT...Increasing clouds. Lows 43 to 58.
.MONDAY...Mostly sunny. Highs 75 to 89.
.MONDAY NIGHT...Mostly clear. Lows 40 to 55.
.TUESDAY...Sunny. Highs 73 to 87.
.TUESDAY NIGHT THROUGH THURSDAY NIGHT...Clear. Lows 39 to 54.
Highs 72 to 87.
.FRIDAY...Sunny. Highs 69 to 83.
.FRIDAY NIGHT...Increasing clouds. Lows 37 to 52.
.SATURDAY...Partly cloudy with a 20 percent chance of rain
showers. Cooler with highs 55 to 69.
&&
TEMPERATURE
Idaho City 90 48 89
$$
=
IDZ028-041400-
Camas Prairie-
1236 AM MDT Sun Oct 4 2026
.TODAY...Sunny. Highs 81 to 86. East winds up to 10 mph.
.TONIGHT...Increasing clouds. Lows 48 to 53. Light winds.
.MONDAY...Partly sunny. Highs 81 to 86. Light winds in the
morning, becoming southwest around 10 mph with gusts to 20 mph in
the afternoon.
.MONDAY NIGHT...Mostly clear. Lows 44 to 49. Northwest winds
around 10 mph. Gusts to 20 mph in the evening.
.TUESDAY...Sunny. Highs 79 to 84. Northwest winds 10 to 15 mph.
Gusts to 25 mph in the afternoon.
.TUESDAY NIGHT THROUGH THURSDAY NIGHT...Clear. Lows 41 to 48.
Highs 77 to 84.
.FRIDAY...Sunny. Highs 75 to 80.
.FRIDAY NIGHT...Increasing clouds. Lows 41 to 46.
.SATURDAY...Partly cloudy. A slight chance of rain showers in the
afternoon. Chance of rain 20 percent. Cooler with highs 64 to 69.
&&
TEMPERATURE
Fairfield 84 48 84
$$
=
IDZ033-041400-
Upper Weiser River-
1236 AM MDT Sun Oct 4 2026
.TODAY...Sunny. Highs 79 to 86. East winds up to 10 mph this
morning, becoming light this afternoon.
.TONIGHT...Increasing clouds. Lows 54 to 59. Light winds.
.MONDAY...Partly sunny in the morning, then clearing. Highs 81 to
88. Light winds.
.MONDAY NIGHT...Mostly clear. Lows 52 to 57. Light winds.
.TUESDAY...Sunny. Highs 80 to 87. Northeast winds up to 10 mph in
the morning, becoming light in the afternoon.
.TUESDAY NIGHT THROUGH THURSDAY...Clear. Lows 51 to 56. Highs
78 to 87.
.THURSDAY NIGHT AND FRIDAY...Mostly clear. Lows 50 to 55. Highs
76 to 82.
.FRIDAY NIGHT...Partly cloudy. Lows 47 to 52.
.SATURDAY...Partly cloudy with a 20 percent chance of showers.
Cooler with highs 62 to 69.
&&
TEMPERATURE
Council 86 55 87
Cambridge 86 54 87
$$
=
ORZ064-041400-
Oregon Lower Treasure Valley-
1236 AM MDT Sun Oct 4 2026 /1136 PM PDT Sat Oct 3 2026/
.TODAY...Sunny. Highs 82 to 87. Light winds.
.TONIGHT...Increasing clouds. Lows 50 to 57. Light winds.
.MONDAY...Mostly sunny. Highs 86 to 91. Light winds.
.MONDAY NIGHT...Mostly clear. Lows 49 to 56. Northwest winds up
to 10 mph.
.TUESDAY...Sunny. Highs 85 to 90. Light winds.
.TUESDAY NIGHT THROUGH THURSDAY NIGHT...Clear. Lows 48 to 56.
Highs 82 to 88.
.FRIDAY...Sunny. Highs 81 to 86.
.FRIDAY NIGHT AND SATURDAY...Partly cloudy. Not as warm. Lows
47 to 53. Highs 67 to 72.
&&
TEMPERATURE
Ontario 84 50 86
$$
=
IDZ012-041400-
Lower Treasure Valley-
1236 AM MDT Sun Oct 4 2026
.TODAY...Sunny. Highs 83 to 88. Southeast winds up to 10 mph.
.TONIGHT...Increasing clouds. Lows 52 to 58. Light winds.
.MONDAY...Mostly sunny. Highs 84 to 89. Light winds.
.MONDAY NIGHT...Mostly clear. Lows 51 to 56. Light winds.
.TUESDAY...Sunny. Highs 84 to 89. Light winds.
.TUESDAY NIGHT THROUGH THURSDAY NIGHT...Clear. Lows 49 to 56.
Highs 81 to 88.
.FRIDAY...Sunny. Highs 81 to 86.
.FRIDAY NIGHT AND SATURDAY...Partly cloudy. Not as warm. Lows
48 to 53. Highs 67 to 72.
&&
TEMPERATURE
Caldwell 88 54 87
$$
=
IDZ014-041400-
Upper Treasure Valley-
1236 AM MDT Sun Oct 4 2026
.TODAY...Sunny. Highs 87 to 92. Southeast winds up to 10 mph with
gusts to 20 mph.
.TONIGHT...Increasing clouds. Patchy smoke in the evening. Lows
52 to 58. Light winds.
.MONDAY...Partly sunny. Highs 84 to 89. Light winds in the
morning, becoming northwest up to 10 mph with gusts to 20 mph in
the afternoon.
.MONDAY NIGHT...Mostly clear. Lows 50 to 55. Northwest winds up
to 10 mph with gusts to 20 mph.
.TUESDAY...Sunny. Highs 84 to 89. Northwest winds up to 10 mph.
Gusts to 20 mph in the afternoon.
.TUESDAY NIGHT THROUGH THURSDAY NIGHT...Clear. Lows 49 to 55.
Highs 81 to 88.
.FRIDAY...Sunny. Highs 83 to 88.
.FRIDAY NIGHT AND SATURDAY...Partly cloudy. Not as warm. Lows
48 to 54. Highs 68 to 73. Breezy.
&&
TEMPERATURE
Boise 89 58 87
Mountain Home 90 53 88
$$
=
IDZ016-041400-
Western Magic Valley-
1236 AM MDT Sun Oct 4 2026
.TODAY...Sunny. Highs 85 to 90. East winds up to 10 mph with
gusts to 20 mph.
.TONIGHT...Increasing clouds. Lows 52 to 58. East winds up to
10 mph.
.MONDAY...Mostly cloudy in the morning, then becoming mostly
sunny. Highs 83 to 88. Southeast winds up to 10 mph in the
morning, shifting to west in the afternoon. Gusts to 20 mph.
.MONDAY NIGHT...Partly cloudy in the evening, then clearing. Lows
50 to 55. Southwest winds around 10 mph with gusts to 20 mph.
.TUESDAY...Sunny. Highs 81 to 86. Southwest winds up to 10 mph
with gusts to 20 mph.
.TUESDAY NIGHT THROUGH THURSDAY NIGHT...Clear. Lows 48 to 54.
Highs 78 to 86.
.FRIDAY...Sunny. Highs 80 to 85.
.FRIDAY NIGHT...Increasing clouds. Lows 49 to 54.
.SATURDAY...Partly cloudy. A slight chance of showers in the
afternoon. Chance of rain 20 percent. Cooler with highs 68 to 73.
&&
TEMPERATURE
Jerome 87 54 84
Twin Falls 87 57 84
$$
=
IDZ029-041400-
Owyhee Mountains-
1236 AM MDT Sun Oct 4 2026
.TODAY...Sunny. Highs 79 to 89.
.TONIGHT...Mostly cloudy. Lows 55 to 60.
.MONDAY...Decreasing clouds. Highs 78 to 85.
.MONDAY NIGHT...Mostly clear. Lows 50 to 59.
.TUESDAY...Sunny. Highs 77 to 85.
.TUESDAY NIGHT THROUGH THURSDAY NIGHT...Clear. Lows 48 to 58.
Highs 75 to 85.
.FRIDAY...Sunny. Highs 77 to 82.
.FRIDAY NIGHT AND SATURDAY...Partly cloudy. Much cooler. Lows
45 to 53. Highs 60 to 66.
$$
=
IDZ015-041400-
Southwest Highlands-
1236 AM MDT Sun Oct 4 2026
.TODAY...Sunny. Highs 84 to 89.
.TONIGHT...Mostly cloudy. Lows 51 to 59.
.MONDAY...Decreasing clouds. Highs 81 to 86.
.MONDAY NIGHT...Partly cloudy in the evening, then becoming
mostly clear. Lows 47 to 56.
.TUESDAY...Sunny. Highs 80 to 85.
.TUESDAY NIGHT...Clear. Lows 48 to 55.
.WEDNESDAY...Sunny. Highs 80 to 85.
.WEDNESDAY NIGHT THROUGH THURSDAY NIGHT...Clear. Lows 46 to 54.
Highs 78 to 83.
.FRIDAY...Sunny. Highs 79 to 84.
.FRIDAY NIGHT...Increasing clouds. Lows 45 to 51. Breezy.
.SATURDAY...Partly cloudy. A slight chance of showers in the
afternoon. Chance of rain 20 percent. Cooler with highs 66 to 71.
Breezy.
$$
=
IDZ030-041400-
Southern Twin Falls County-
1236 AM MDT Sun Oct 4 2026
.TODAY...Sunny. Highs 85 to 90.
.TONIGHT...Increasing clouds. Lows 57 to 63.
.MONDAY...Mostly cloudy in the morning, then becoming partly
sunny. Highs 83 to 88.
.MONDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms in the evening, then mostly clear after midnight.
Chance of rain 20 percent. Lows 53 to 58.
.TUESDAY...Sunny. Highs 80 to 85.
.TUESDAY NIGHT...Clear. Lows 51 to 56.
.WEDNESDAY...Sunny. Highs 80 to 85.
.WEDNESDAY NIGHT THROUGH THURSDAY NIGHT...Clear. Lows 50 to 56.
Highs 78 to 83.
.FRIDAY...Sunny. Highs 79 to 84.
.FRIDAY NIGHT AND SATURDAY...Partly cloudy. Not as warm. Lows
49 to 54. Highs 67 to 72. Breezy.
$$
=
ORZ062-041400-
Baker County-
1136 PM PDT Sat Oct 3 2026
.TODAY...Sunny. Highs 80 to 86. Southeast winds up to 10 mph.
Gusts to 20 mph this afternoon.
.TONIGHT...Increasing clouds. Lows 45 to 58. Southeast winds up
to 10 mph in the evening, becoming light after midnight.
.MONDAY...Mostly sunny. Highs 81 to 88. Northwest winds up to
10 mph.
.MONDAY NIGHT...Mostly clear. Lows 40 to 53. Northwest winds up
to 10 mph.
.TUESDAY...Sunny. Highs 79 to 86. Light winds.
.TUESDAY NIGHT THROUGH THURSDAY...Clear. Lows 40 to 54. Highs
77 to 86.
.THURSDAY NIGHT AND FRIDAY...Mostly clear. Lows 40 to 54. Highs
75 to 81.
.FRIDAY NIGHT...Partly cloudy. A slight chance of rain showers
after midnight. Chance of rain 20 percent. Lows 34 to 47.
.SATURDAY...Partly cloudy. A slight chance of rain showers in the
morning. Areas of fog in the morning. Chance of rain 20 percent.
Much cooler with highs 58 to 65.
&&
TEMPERATURE
Baker City 85 45 84
$$
=
ORZ061-041400-
Harney County-
1136 PM PDT Sat Oct 3 2026
.TODAY...Sunny. Highs 79 to 88. Light winds.
.TONIGHT...Mostly cloudy. Lows 42 to 55. Light winds.
.MONDAY...Partly sunny in the morning, then clearing. Highs 79 to
87. West winds up to 10 mph. Gusts to 20 mph in the afternoon.
.MONDAY NIGHT...Mostly clear. Lows 39 to 52. Northwest winds up
to 10 mph. Gusts to 20 mph in the evening.
.TUESDAY...Sunny. Highs 78 to 87. Light winds.
.TUESDAY NIGHT...Clear. Lows 39 to 52.
.WEDNESDAY...Sunny. Highs 78 to 87.
.WEDNESDAY NIGHT AND THURSDAY...Clear. Lows 39 to 51. Highs 76 to
85.
.THURSDAY NIGHT AND FRIDAY...Mostly clear. Lows 39 to 51. Highs
75 to 83.
.FRIDAY NIGHT...Mostly clear in the evening, then partly cloudy
with a slight chance of rain showers after midnight. Chance of
rain 20 percent. Lows 34 to 45. Breezy.
.SATURDAY...Mostly sunny. Much cooler with highs 57 to 64.
&&
TEMPERATURE
Burns 86 42 87
$$
=
ORZ063-041400-
Malheur County-
1236 AM MDT Sun Oct 4 2026 /1136 PM PDT Sat Oct 3 2026/
.TODAY...Sunny. Highs 81 to 89. East winds up to 10 mph.
.TONIGHT...Mostly cloudy. Lows 50 to 58. Light winds.
.MONDAY...Mostly sunny. Highs 84 to 89. West winds up to 10 mph.
.MONDAY NIGHT...Mostly clear. Lows 47 to 56. Northwest winds up
to 10 mph.
.TUESDAY...Sunny. Highs 83 to 88. Light winds.
.TUESDAY NIGHT...Clear. Lows 47 to 56.
.WEDNESDAY...Sunny. Highs 82 to 88.
.WEDNESDAY NIGHT THROUGH THURSDAY NIGHT...Clear. Lows 46 to 55.
Highs 80 to 85.
.FRIDAY...Sunny. Highs 79 to 86.
.FRIDAY NIGHT AND SATURDAY...Partly cloudy. Much cooler. Lows
42 to 51. Highs 63 to 69. Breezy.
$$
=