Zone Forecast Product
Issued by NWS Boise, ID
Issued by NWS Boise, ID
540
FPUS55 KBOI 030913
ZFPBOI
Zone Forecasts for Southwest Idaho/Southeast Oregon
National Weather Service Boise ID
312 AM MDT Wed Sep 3 2025
Spot temperatures are for today, tonight, and Thursday.
IDZ011-031700-
West Central Mountains-
312 AM MDT Wed Sep 3 2025
.TODAY...Sunny. Areas of smoke. Highs 82 to 96.
.TONIGHT...Mostly clear. Areas of smoke. Lows 54 to 64.
.THURSDAY...Mostly sunny. Areas of smoke. Highs 80 to 93.
.THURSDAY NIGHT...Partly cloudy. Lows 52 to 62.
.FRIDAY...Sunny. Highs 76 to 90.
.FRIDAY NIGHT...Partly cloudy. A slight chance of showers after
midnight. Chance of rain 20 percent. Lows 52 to 63.
.SATURDAY...Increasing clouds. A chance of showers. A chance of
thunderstorms in the afternoon. Chance of rain 40 percent. Highs
69 to 82.
.SATURDAY NIGHT...A slight chance of thunderstorms in the
evening. Mostly cloudy with a chance of rain showers. Chance of
rain 40 percent. Lows 48 to 58.
.SUNDAY...Partly cloudy with a chance of rain showers. A slight
chance of thunderstorms in the afternoon. Chance of rain
30 percent. Highs 67 to 81.
.SUNDAY NIGHT AND MONDAY...Partly cloudy. A chance of rain
showers with a slight chance of thunderstorms. Chance of rain
30 percent. Lows 46 to 56. Highs 66 to 79.
.MONDAY NIGHT AND TUESDAY...Mostly cloudy. A chance of rain
showers with a slight chance of thunderstorms. Chance of rain
40 percent. Lows 44 to 54. Highs 61 to 74.
&&
TEMPERATURE
McCall 91 54 88
$$
=
IDZ013-031700-
Boise Mountains-
312 AM MDT Wed Sep 3 2025
.TODAY...Mostly sunny. Areas of smoke this afternoon. Highs 83 to
97.
.TONIGHT...Partly cloudy. Areas of smoke. Lows 49 to 64.
.THURSDAY...Mostly sunny. Areas of smoke. A slight chance of
showers and thunderstorms in the afternoon. Chance of rain
20 percent. Highs 81 to 95.
.THURSDAY NIGHT...Mostly cloudy with a slight chance of showers
and thunderstorms in the evening, then partly cloudy after
midnight. Chance of rain 20 percent. Lows 47 to 62.
.FRIDAY...Sunny. Highs 78 to 92.
.FRIDAY NIGHT...Partly cloudy. A slight chance of showers after
midnight. Chance of rain 20 percent. Lows 48 to 63.
.SATURDAY...Decreasing clouds. A chance of showers. A chance of
thunderstorms in the afternoon. Chance of rain 40 percent. Highs
70 to 84.
.SATURDAY NIGHT AND SUNDAY...Partly cloudy. A chance of rain
showers with a slight chance of thunderstorms. Chance of rain
30 percent. Lows 43 to 58. Highs 70 to 84.
.SUNDAY NIGHT...Partly cloudy in the evening, then clearing. A
20 percent chance of rain showers. Lows 42 to 57.
.MONDAY AND MONDAY NIGHT...Partly cloudy. A 30 percent chance of
rain showers. Highs 68 to 83. Lows 39 to 54.
.TUESDAY...Partly cloudy with a 30 percent chance of rain
showers. Highs 64 to 78.
&&
TEMPERATURE
Idaho City 96 54 94
$$
=
IDZ028-031700-
Camas Prairie-
312 AM MDT Wed Sep 3 2025
.TODAY...Mostly sunny. Highs 87 to 92. Northwest winds around
10 mph this morning, shifting to southwest this afternoon.
.TONIGHT...Partly cloudy. Areas of smoke. Lows 52 to 58.
Northwest winds around 10 mph.
.THURSDAY...Mostly sunny. Areas of smoke. A slight chance of
showers and thunderstorms in the afternoon. Chance of rain
20 percent. Highs 84 to 89. Light winds in the morning, becoming
southwest around 10 mph in the afternoon.
.THURSDAY NIGHT...Decreasing clouds. Lows 49 to 55. North winds
10 to 15 mph.
.FRIDAY...Sunny. Highs 81 to 86. Northeast winds around 10 mph in
the morning, shifting to south in the afternoon.
.FRIDAY NIGHT...Partly cloudy in the evening, then mostly cloudy
with a slight chance of showers after midnight. Chance of rain
20 percent. Lows 49 to 56.
.SATURDAY...Decreasing clouds. A chance of showers. A chance of
thunderstorms in the afternoon. Chance of rain 40 percent. Highs
73 to 78.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers with a
slight chance of thunderstorms in the evening, then partly cloudy
with a slight chance of showers after midnight. Chance of rain
30 percent. Lows 45 to 51.
.SUNDAY...Partly cloudy with a slight chance of showers. A slight
chance of thunderstorms in the afternoon. Chance of rain
20 percent. Highs 74 to 79.
.SUNDAY NIGHT...Partly cloudy in the evening, then clearing. Lows
43 to 49.
.MONDAY THROUGH TUESDAY...Partly cloudy with a 20 percent chance
of rain showers. Highs 70 to 78. Lows 42 to 48.
&&
TEMPERATURE
Fairfield 89 52 86
$$
=
IDZ033-031700-
Upper Weiser River-
312 AM MDT Wed Sep 3 2025
.TODAY...Mostly sunny. Areas of smoke. Highs 92 to 99. East winds
up to 10 mph this morning, becoming light this afternoon.
.TONIGHT...Partly cloudy. Areas of smoke. Lows 63 to 68. Light
winds in the evening, becoming northeast up to 10 mph after
midnight.
.THURSDAY...Areas of smoke in the morning. Mostly sunny. Highs
91 to 98. Northeast winds up to 10 mph in the morning, becoming
light in the afternoon.
.THURSDAY NIGHT...Partly cloudy. Lows 63 to 68. North winds up to
10 mph.
.FRIDAY...Sunny. Highs 88 to 94. Northeast winds up to 10 mph in
the morning, becoming light in the afternoon.
.FRIDAY NIGHT...Mostly clear in the evening, then partly cloudy
with a slight chance of showers after midnight. Chance of rain
20 percent. Lows 63 to 68.
.SATURDAY AND SATURDAY NIGHT...Mostly cloudy. A chance of showers
with a slight chance of thunderstorms. Chance of rain 30 percent.
Highs 78 to 85. Lows 58 to 63.
.SUNDAY...Partly cloudy. A slight chance of showers in the
morning, then a chance of showers with a slight chance of
thunderstorms in the afternoon. Chance of rain 30 percent. Highs
79 to 85.
.SUNDAY NIGHT AND MONDAY...Partly cloudy. A 20 percent chance of
showers. Lows 57 to 62. Highs 77 to 83.
.MONDAY NIGHT...A slight chance of thunderstorms in the evening.
Mostly cloudy with a chance of showers. Chance of rain
30 percent. Lows 54 to 59.
.TUESDAY...Partly cloudy with a 30 percent chance of showers.
Highs 72 to 78.
&&
TEMPERATURE
Council 99 66 98
Cambridge 98 63 97
$$
=
ORZ064-031700-
Oregon Lower Treasure Valley-
312 AM MDT Wed Sep 3 2025 /212 AM PDT Wed Sep 3 2025/
.TODAY...Mostly sunny. Areas of smoke this afternoon. Highs 96 to
101. Light winds.
.TONIGHT...Partly cloudy. Lows 64 to 70. West winds up to 10 mph.
.THURSDAY...Mostly sunny. Highs 95 to 100. Northwest winds up to
10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows 63 to 69. Northwest winds
up to 10 mph.
.FRIDAY...Mostly sunny. Highs 91 to 96. Light winds.
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers in
the evening, then mostly cloudy with a chance of showers after
midnight. Chance of rain 30 percent. Lows 62 to 68.
.SATURDAY...Partly cloudy with a chance of showers. A slight
chance of thunderstorms in the afternoon. Chance of rain
30 percent. Not as warm with highs 81 to 86.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers with a
slight chance of thunderstorms in the evening, then partly cloudy
with a slight chance of showers after midnight. Chance of rain
30 percent. Lows 59 to 64.
.SUNDAY THROUGH MONDAY...Partly cloudy with a 20 percent chance
of showers. Highs 80 to 88. Lows 58 to 63.
.MONDAY NIGHT...Mostly cloudy with a 30 percent chance of
showers. Lows 55 to 60.
.TUESDAY...Partly cloudy. A chance of showers, mainly in the
afternoon. Chance of rain 30 percent. Highs 76 to 81.
&&
TEMPERATURE
Ontario 98 64 98
$$
=
IDZ012-031700-
Lower Treasure Valley-
312 AM MDT Wed Sep 3 2025
.TODAY...Mostly sunny. Areas of smoke this afternoon. Highs 93 to
98. Light winds this morning, becoming west up to 10 mph this
afternoon.
.TONIGHT...Areas of smoke in the evening. Partly cloudy. Lows
63 to 68. Northwest winds up to 10 mph.
.THURSDAY...Mostly sunny. Highs 92 to 98. Northwest winds up to
10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows 62 to 67. Northwest winds
up to 10 mph.
.FRIDAY...Sunny. Highs 89 to 94. Southeast winds up to 10 mph.
.FRIDAY NIGHT...Partly cloudy. A chance of showers, mainly after
midnight. Chance of rain 30 percent. Lows 61 to 66.
.SATURDAY...Partly cloudy with a chance of showers. A slight
chance of thunderstorms in the afternoon. Chance of rain
30 percent. Highs 81 to 86.
.SATURDAY NIGHT...Partly cloudy. A chance of showers with a
slight chance of thunderstorms in the evening, then a slight
chance of showers after midnight. Chance of rain 30 percent. Lows
57 to 62.
.SUNDAY...Partly cloudy with a slight chance of showers. A slight
chance of thunderstorms in the afternoon. Chance of rain
20 percent. Highs 81 to 86.
.SUNDAY NIGHT AND MONDAY...Partly cloudy. A 20 percent chance of
showers. Lows 57 to 62. Highs 80 to 85.
.MONDAY NIGHT AND TUESDAY...Partly cloudy. A 30 percent chance of
showers. Lows 54 to 59. Highs 75 to 80.
&&
TEMPERATURE
Caldwell 95 64 94
$$
=
IDZ014-031700-
Upper Treasure Valley-
312 AM MDT Wed Sep 3 2025
.TODAY...Mostly sunny. Highs 94 to 99. Light winds this morning,
becoming northwest around 10 mph this afternoon.
.TONIGHT...Partly cloudy. Areas of smoke. Lows 62 to 69.
Northwest winds up to 10 mph with gusts to 20 mph.
.THURSDAY...Mostly sunny. Highs 92 to 97. Northwest winds 10 to
15 mph.
.THURSDAY NIGHT...Partly cloudy. Lows 60 to 66. Northwest winds
10 to 15 mph with gusts to 25 mph in the evening, shifting to
east after midnight.
.FRIDAY...Sunny. Highs 90 to 95. Southeast winds up to 10 mph
with gusts to 20 mph.
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers in
the evening, then mostly cloudy with a chance of showers after
midnight. Chance of rain 30 percent. Lows 61 to 66.
.SATURDAY...Partly cloudy with a chance of showers. A slight
chance of thunderstorms in the afternoon. Chance of rain
40 percent. Highs 83 to 88.
.SATURDAY NIGHT...Partly cloudy. A slight chance of showers in
the evening. Chance of rain 20 percent. Lows 56 to 62.
.SUNDAY...Partly cloudy. A slight chance of showers and
thunderstorms in the afternoon. Chance of rain 20 percent. Highs
83 to 88.
.SUNDAY NIGHT...Partly cloudy. Lows 55 to 61.
.MONDAY THROUGH TUESDAY...Partly cloudy with a 20 percent chance
of showers. Highs 77 to 87. Lows 52 to 58.
&&
TEMPERATURE
Boise 97 69 94
Mountain Home 97 65 94
$$
=
IDZ016-031700-
Western Magic Valley-
312 AM MDT Wed Sep 3 2025
.TODAY...Mostly sunny. Highs 89 to 95. East winds around 10 mph
this morning, shifting to northwest this afternoon.
.TONIGHT...Partly cloudy. Areas of smoke after midnight. Lows
60 to 65. Southwest winds around 10 mph.
.THURSDAY...Areas of smoke in the morning. Mostly sunny. Highs
85 to 90. Southwest winds around 10 mph with gusts to 20 mph.
.THURSDAY NIGHT...Decreasing clouds. Lows 59 to 64. West winds
10 to 15 mph in the evening, shifting to south after midnight.
.FRIDAY...Sunny. Highs 85 to 90. East winds around 10 mph.
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers in
the evening, then mostly cloudy with a chance of showers after
midnight. Chance of rain 30 percent. Lows 58 to 63.
.SATURDAY...Decreasing clouds. A chance of showers. A chance of
thunderstorms in the afternoon. Chance of rain 40 percent. Highs
77 to 82.
.SATURDAY NIGHT AND SUNDAY...Partly cloudy. A chance of showers
with a slight chance of thunderstorms. Chance of rain 30 percent.
Lows 54 to 59. Highs 79 to 84.
.SUNDAY NIGHT...Partly cloudy in the evening, then clearing. Lows
52 to 57.
.MONDAY THROUGH TUESDAY...Partly cloudy with a 20 percent chance
of showers. Highs 75 to 84. Lows 51 to 56.
&&
TEMPERATURE
Jerome 90 62 86
Twin Falls 89 64 85
$$
=
IDZ029-031700-
Owyhee Mountains-
312 AM MDT Wed Sep 3 2025
.TODAY...Partly sunny. Highs 87 to 92.
.TONIGHT...Mostly cloudy. Lows 60 to 70.
.THURSDAY...Partly sunny. Highs 85 to 90.
.THURSDAY 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 67.
.FRIDAY...Partly cloudy. A slight chance of showers and
thunderstorms in the afternoon. Chance of rain 20 percent. Highs
83 to 88.
.FRIDAY NIGHT...A slight chance of thunderstorms in the evening.
Mostly cloudy with a chance of showers. Chance of rain
30 percent. Lows 56 to 65.
.SATURDAY...Partly cloudy with a chance of showers. A chance of
thunderstorms in the afternoon. Chance of rain 50 percent. Highs
75 to 82.
.SATURDAY NIGHT THROUGH MONDAY NIGHT...Partly cloudy with a
20 percent chance of rain showers. Lows 49 to 59. Highs 73 to 80.
.TUESDAY...Partly cloudy. A chance of rain showers, mainly in the
afternoon. Chance of rain 30 percent. Highs 69 to 74.
$$
=
IDZ015-031700-
Southwest Highlands-
312 AM MDT Wed Sep 3 2025
.TODAY...Partly sunny. Highs 87 to 93.
.TONIGHT...Mostly cloudy. Lows 59 to 65.
.THURSDAY...Partly cloudy. A slight chance of showers and
thunderstorms in the afternoon. Chance of rain 20 percent. Highs
84 to 90.
.THURSDAY NIGHT...Mostly cloudy. A slight chance of showers and
thunderstorms in the evening. Chance of rain 20 percent. Lows
57 to 62.
.FRIDAY...Partly cloudy. A chance of showers with a slight chance
of thunderstorms in the afternoon. Chance of rain 30 percent.
Highs 84 to 91.
.FRIDAY NIGHT...A slight chance of thunderstorms in the evening.
Mostly cloudy with a chance of showers. Chance of rain
40 percent. Lows 55 to 61.
.SATURDAY...A chance of showers in the morning, then showers
likely with a chance of thunderstorms in the afternoon. Chance of
rain 60 percent. Highs 77 to 82.
.SATURDAY NIGHT AND SUNDAY...Partly cloudy. A chance of showers
with a slight chance of thunderstorms. Chance of rain 30 percent.
Lows 51 to 56. Highs 77 to 82.
.SUNDAY NIGHT...Partly cloudy. Lows 51 to 56.
.MONDAY AND MONDAY NIGHT...Partly cloudy. A 20 percent chance of
showers. Highs 76 to 82. Lows 47 to 53.
.TUESDAY...Partly cloudy. A chance of showers, mainly in the
afternoon. Chance of rain 30 percent. Highs 72 to 78.
$$
=
IDZ030-031700-
Southern Twin Falls County-
312 AM MDT Wed Sep 3 2025
.TODAY...Mostly sunny. Highs 87 to 92.
.TONIGHT...Partly cloudy. Lows 60 to 65.
.THURSDAY...Partly cloudy. A slight chance of showers and
thunderstorms in the afternoon. Chance of rain 20 percent. Highs
83 to 88.
.THURSDAY NIGHT...Mostly cloudy. A slight chance of showers and
thunderstorms in the evening. Chance of rain 20 percent. Lows
58 to 63.
.FRIDAY...Partly cloudy. A chance of showers with a slight chance
of thunderstorms in the afternoon. Chance of rain 30 percent.
Highs 83 to 88.
.FRIDAY NIGHT...A slight chance of thunderstorms in the evening.
Mostly cloudy with a chance of showers. Chance of rain
40 percent. Lows 58 to 63.
.SATURDAY...A chance of showers in the morning, then showers
likely with a chance of thunderstorms in the afternoon. Chance of
rain 60 percent. Highs 76 to 81.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers with a
slight chance of thunderstorms in the evening, then partly cloudy
with a slight chance of showers after midnight. Chance of rain
30 percent. Lows 53 to 58.
.SUNDAY...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 40 percent. Highs
77 to 82.
.SUNDAY NIGHT THROUGH MONDAY NIGHT...Partly cloudy with a
20 percent chance of showers. Lows 49 to 57. Highs 77 to 82.
.TUESDAY...Partly cloudy. A chance of showers, mainly in the
afternoon. Chance of rain 30 percent. Highs 73 to 78.
$$
=
ORZ062-031700-
Baker County-
212 AM PDT Wed Sep 3 2025
.TODAY...Mostly sunny. Areas of smoke. Highs 92 to 100. Southwest
winds up to 10 mph.
.TONIGHT...Areas of smoke in the evening. Partly cloudy. Lows
55 to 67. Northwest winds up to 10 mph.
.THURSDAY...Mostly sunny. Highs 89 to 98. Northwest winds up to
10 mph.
.THURSDAY NIGHT...Mostly cloudy with a slight chance of showers
and thunderstorms in the evening, then partly cloudy after
midnight. Chance of rain 20 percent. Lows 53 to 65. Northwest
winds up to 10 mph with gusts to 20 mph.
.FRIDAY...Partly cloudy. A slight chance of showers in the
afternoon. Chance of rain 20 percent. Highs 87 to 95. Light
winds.
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers in
the evening, then mostly cloudy with a chance of showers after
midnight. Chance of rain 30 percent. Lows 54 to 65.
.SATURDAY...Partly cloudy with a chance of showers. A slight
chance of thunderstorms in the afternoon. Chance of rain
40 percent. Not as warm with highs 77 to 85.
.SATURDAY NIGHT...Mostly cloudy with a chance of rain showers
with a slight chance of thunderstorms in the evening, then partly
cloudy with a slight chance of rain showers after midnight.
Chance of rain 30 percent. Lows 50 to 60.
.SUNDAY...Partly cloudy. A slight chance of rain showers in the
morning, then a chance of rain showers with a slight chance of
thunderstorms in the afternoon. Chance of rain 30 percent. Highs
77 to 85.
.SUNDAY NIGHT...Partly cloudy. A slight chance of rain showers in
the evening. Chance of rain 20 percent. Lows 48 to 58.
.MONDAY AND MONDAY NIGHT...Mostly cloudy. A chance of rain
showers with a slight chance of thunderstorms. Chance of rain
30 percent. Highs 73 to 82. Lows 44 to 54.
.TUESDAY...Partly cloudy with a chance of rain showers. A slight
chance of thunderstorms in the afternoon. Chance of rain
40 percent. Highs 69 to 77.
&&
TEMPERATURE
Baker City 97 55 92
$$
=
ORZ061-031700-
Harney County-
212 AM PDT Wed Sep 3 2025
.TODAY...Mostly cloudy with a chance of showers with a slight
chance of thunderstorms. Chance of rain 30 percent. Highs 81 to
91. Southwest winds up to 10 mph.
.TONIGHT...Mostly cloudy with a slight chance of showers and
thunderstorms. Chance of rain 20 percent. Lows 52 to 63. West
winds up to 10 mph.
.THURSDAY...Decreasing clouds. A slight chance of showers and
thunderstorms. Chance of rain 20 percent. Highs 79 to 89. Light
winds.
.THURSDAY NIGHT...Partly cloudy. A slight chance of showers and
thunderstorms in the evening. Chance of rain 20 percent. Lows
51 to 61. Northwest winds up to 10 mph.
.FRIDAY...Partly cloudy. A chance of showers with a slight chance
of thunderstorms in the afternoon. Chance of rain 40 percent.
Highs 80 to 89. Light winds.
.FRIDAY NIGHT...A slight chance of thunderstorms in the evening.
Mostly cloudy with a chance of showers. Chance of rain
40 percent. Lows 49 to 57.
.SATURDAY...Partly cloudy with a chance of showers. A slight
chance of thunderstorms in the afternoon. Chance of rain
30 percent. Highs 73 to 83.
.SATURDAY NIGHT...Partly cloudy. A chance of rain showers in the
evening. Chance of rain 30 percent. Lows 45 to 53.
.SUNDAY AND SUNDAY NIGHT...Partly cloudy. A 20 percent chance of
rain showers. Highs 72 to 82. Lows 44 to 53.
.MONDAY...Partly cloudy. A chance of showers, mainly in the
afternoon. Chance of rain 30 percent. Highs 69 to 79.
.MONDAY NIGHT AND TUESDAY...Mostly cloudy. A 30 percent chance of
rain showers. Lows 42 to 49. Highs 64 to 74.
&&
TEMPERATURE
Burns 90 52 89
$$
=
ORZ063-031700-
Malheur County-
312 AM MDT Wed Sep 3 2025 /212 AM PDT Wed Sep 3 2025/
.TODAY...Partly cloudy with a slight chance of showers and
thunderstorms. Chance of rain 20 percent. Highs 89 to 97. West
winds up to 10 mph.
.TONIGHT...Mostly cloudy with a slight chance of showers and
thunderstorms. Chance of rain 20 percent. Lows 60 to 69. West
winds up to 10 mph.
.THURSDAY...Partly sunny. Highs 87 to 95. West winds up to
10 mph.
.THURSDAY NIGHT...Mostly cloudy with a slight chance of showers
and thunderstorms in the evening, then partly cloudy after
midnight. Chance of rain 20 percent. Lows 57 to 66. West winds up
to 10 mph.
.FRIDAY...Partly cloudy. A chance of showers with a slight chance
of thunderstorms in the afternoon. Chance of rain 30 percent.
Highs 87 to 93. Light winds in the morning, becoming northeast
around 10 mph in the afternoon.
.FRIDAY NIGHT...A slight chance of thunderstorms in the evening.
Mostly cloudy with a chance of showers. Chance of rain
30 percent. Lows 54 to 64.
.SATURDAY...Partly cloudy with a chance of showers. A slight
chance of thunderstorms in the afternoon. Chance of rain
40 percent. Highs 80 to 85.
.SATURDAY NIGHT...Partly cloudy. A chance of showers in the
evening. Chance of rain 30 percent. Lows 51 to 60.
.SUNDAY THROUGH MONDAY...Partly cloudy with a 20 percent chance
of showers. Highs 77 to 85. Lows 51 to 60.
.MONDAY NIGHT...Mostly cloudy. A chance of showers, mainly in the
evening. Chance of rain 30 percent. Lows 47 to 57.
.TUESDAY...Partly cloudy. A chance of showers, mainly in the
afternoon. Chance of rain 30 percent. Highs 72 to 78.
$$
=