Zone Forecast Product
Issued by NWS Boise, ID
Issued by NWS Boise, ID
842
FPUS55 KBOI 290831
ZFPBOI
Zone Forecasts for Southwest Idaho/Southeast Oregon
National Weather Service Boise ID
230 AM MDT Thu Oct 29 2026
Spot temperatures are for today, tonight, and Friday.
IDZ011-291600-
West Central Mountains-
230 AM MDT Thu Oct 29 2026
.TODAY...Widespread frost with areas of fog this morning. Mostly
sunny. Highs 44 to 54.
.TONIGHT...Mostly cloudy. Lows 28 to 38.
.FRIDAY...Rain and snow showers likely. Areas of fog. Chance of
precipitation 60 percent. Little or no snow accumulation. Highs
42 to 53.
.FRIDAY NIGHT...Mostly cloudy. A chance of rain and snow showers,
mainly in the evening. Patchy fog in the evening. Areas of fog
after midnight. Chance of precipitation 30 percent. Lows 28 to
37.
.SATURDAY...A chance of snow showers. Rain showers likely, mainly
in the afternoon. Areas of fog. Chance of precipitation
60 percent. Little snow accumulation expected. Highs 41 to 52.
.SATURDAY NIGHT...Snow showers. Rain showers. Areas of fog.
Chance of precipitation 90 percent. Light snow accumulations
possible. Lows 30 to 39.
.SUNDAY...Rain and snow showers. Areas of fog. Chance of
precipitation 80 percent. Light snow accumulations possible.
Highs 36 to 47.
.SUNDAY NIGHT...Mostly cloudy with a chance of rain and snow
showers in the evening, then partly cloudy after midnight. Areas
of fog after midnight. Chance of precipitation 30 percent. Lows
21 to 31.
.MONDAY AND MONDAY NIGHT...Partly cloudy. Areas of fog in the
morning. Areas of fog after midnight. Highs 42 to 53. Lows 24 to
34.
.TUESDAY AND TUESDAY NIGHT...Mostly cloudy. Areas of fog in the
morning. Areas of fog after midnight. Highs 44 to 55. Lows 25 to
35.
.WEDNESDAY...Areas of fog in the morning. Mostly sunny. Highs
47 to 59.
&&
TEMPERATURE
McCall 50 29 48
$$
=
IDZ013-291600-
Boise Mountains-
230 AM MDT Thu Oct 29 2026
.TODAY...Areas of fog this morning. Mostly sunny. Highs 47 to 61.
.TONIGHT...Mostly cloudy. A slight chance of rain showers after
midnight. Chance of rain 20 percent. Lows 29 to 43.
.FRIDAY...Rain and snow showers likely. Areas of fog. Chance of
precipitation 60 percent. Little or no snow accumulation. Highs
44 to 59.
.FRIDAY NIGHT...Mostly cloudy with a chance of rain and snow
showers, mainly in the evening. Areas of fog. Chance of
precipitation 30 percent. Lows 27 to 41.
.SATURDAY...Rain and snow showers likely, mainly in the
afternoon. Areas of fog. Chance of precipitation 60 percent.
Little snow accumulation expected. Highs 44 to 57.
.SATURDAY NIGHT...Rain showers in the evening, then rain and snow
showers after midnight. Areas of fog. Chance of precipitation
90 percent. Light snow accumulations possible. Lows 29 to 42.
.SUNDAY...Rain and snow showers. Areas of fog. Chance of
precipitation 80 percent. Light snow accumulations possible.
Highs 37 to 51.
.SUNDAY NIGHT...Mostly cloudy with a slight chance of rain and
snow showers in the evening, then partly cloudy after midnight.
Patchy fog in the evening. Areas of fog after midnight. Chance of
precipitation 20 percent. Lows 20 to 35.
.MONDAY...Areas of fog in the morning. Sunny. Highs 43 to 56.
.MONDAY NIGHT...Partly cloudy. Patchy fog in the evening. Areas
of fog after midnight. Lows 22 to 36.
.TUESDAY...Areas of fog in the morning. Partly sunny. Highs 45 to
59.
.TUESDAY NIGHT...Mostly cloudy. Patchy fog after midnight. Lows
24 to 38.
.WEDNESDAY...Areas of fog in the morning. Mostly sunny. Highs
48 to 61.
&&
TEMPERATURE
Idaho City 60 32 57
$$
=
IDZ028-291600-
Camas Prairie-
230 AM MDT Thu Oct 29 2026
.TODAY...Widespread frost this morning. Mostly sunny. Highs 51 to
56. East winds 10 to 15 mph.
.TONIGHT...Increasing clouds. A slight chance of rain showers
after midnight. Chance of rain 20 percent. Lows 31 to 36. East
winds 10 to 15 mph.
.FRIDAY...Cloudy with a 40 percent chance of rain showers. Highs
50 to 55. East winds around 10 mph.
.FRIDAY NIGHT...Mostly cloudy with a 30 percent chance of rain
showers. Areas of frost with patchy fog after midnight. Lows
29 to 34. Light winds.
.SATURDAY...Areas of fog in the morning. Rain showers likely,
mainly in the afternoon. Chance of rain 60 percent. Highs 48 to
53. East winds up to 10 mph.
.SATURDAY NIGHT...Rain showers. A slight chance of thunderstorms
in the evening. Chance of rain 90 percent. Lows 30 to 35.
.SUNDAY...Rain showers likely, mainly in the morning. Chance of
rain 60 percent. Highs 43 to 48. Breezy.
.SUNDAY NIGHT...Mostly cloudy with a slight chance of rain
showers in the evening, then mostly clear after midnight. Patchy
fog after midnight. Chance of rain 20 percent. Lows 21 to 27.
.MONDAY...Areas of fog in the morning. Sunny. Highs 46 to 51.
.MONDAY NIGHT...Increasing clouds. Areas of fog after midnight.
Lows 22 to 28.
.TUESDAY...Areas of fog in the morning. Partly sunny. Highs 49 to
54.
.TUESDAY NIGHT AND WEDNESDAY...Partly cloudy. Patchy fog through
the day. Lows 24 to 30. Highs 52 to 57.
&&
TEMPERATURE
Fairfield 54 31 53
$$
=
IDZ033-291600-
Upper Weiser River-
230 AM MDT Thu Oct 29 2026
.TODAY...Widespread frost with areas of fog this morning. Mostly
sunny. Highs 52 to 57. Light winds.
.TONIGHT...Mostly cloudy. Lows 35 to 41. Light winds.
.FRIDAY...Decreasing clouds. A 30 percent chance of rain showers.
Highs 53 to 58. Light winds.
.FRIDAY NIGHT...Patchy fog in the evening. Mostly cloudy. Lows
35 to 40. Light winds.
.SATURDAY...Patchy fog in the morning. Mostly cloudy with a
50 percent chance of rain showers. Highs 51 to 56. Light winds.
.SATURDAY NIGHT...Rain showers. Areas of fog. Chance of rain
80 percent. Lows 37 to 42.
.SUNDAY...Rain showers likely in the morning, then partly cloudy
with a chance of rain showers in the afternoon. Areas of fog in
the morning, then patchy fog in the afternoon. Chance of rain
60 percent. Highs 47 to 54.
.SUNDAY NIGHT...Decreasing clouds. Areas of fog. Lows 28 to 34.
.MONDAY...Areas of fog in the morning. Sunny. Highs 49 to 56.
.MONDAY NIGHT...Increasing clouds. Areas of fog in the evening.
Lows 31 to 36.
.TUESDAY...Areas of fog in the morning. Partly sunny. Highs 51 to
57.
.TUESDAY NIGHT...Decreasing clouds. Patchy fog in the evening.
Lows 32 to 37.
.WEDNESDAY...Areas of fog in the morning. Mostly sunny. Highs
53 to 60.
&&
TEMPERATURE
Council 56 37 56
Cambridge 57 35 58
$$
=
ORZ064-291600-
Oregon Lower Treasure Valley-
230 AM MDT Thu Oct 29 2026 /130 AM PDT Thu Oct 29 2026/
.TODAY...Widespread frost with areas of fog this morning. Mostly
sunny. Highs 53 to 58. Light winds.
.TONIGHT...Mostly cloudy. Lows 33 to 39. Light winds.
.FRIDAY...Decreasing clouds. Highs 56 to 61. Light winds.
.FRIDAY NIGHT...Partly cloudy in the evening, then becoming
mostly cloudy. Patchy fog after midnight. Lows 34 to 39. Light
winds.
.SATURDAY...Areas of fog in the morning. Mostly cloudy with a
20 percent chance of rain showers. Highs 53 to 58. Light winds.
.SATURDAY NIGHT...Rain showers. Areas of fog after midnight.
Chance of rain 80 percent. Lows 37 to 42.
.SUNDAY...Decreasing clouds. Areas of fog in the morning. A
40 percent chance of rain showers. Highs 52 to 57.
.SUNDAY NIGHT...Partly cloudy in the evening, then clearing.
Patchy fog after midnight. Lows 28 to 33.
.MONDAY...Areas of fog in the morning. Sunny. Highs 53 to 58.
.MONDAY NIGHT...Increasing clouds. Areas of fog after midnight.
Lows 29 to 34.
.TUESDAY...Areas of fog in the morning. Partly sunny. Highs 53 to
58.
.TUESDAY NIGHT AND WEDNESDAY...Partly cloudy. Areas of fog
through the day. Lows 29 to 34. Highs 55 to 60.
&&
TEMPERATURE
Ontario 57 33 59
$$
=
IDZ012-291600-
Lower Treasure Valley-
230 AM MDT Thu Oct 29 2026
.TODAY...Widespread frost with areas of fog this morning. Mostly
sunny. Highs 56 to 61. Southeast winds 10 to 15 mph.
.TONIGHT...Mostly cloudy. Lows 35 to 41. Light winds.
.FRIDAY...Cloudy with a chance of rain showers in the morning,
then partly cloudy with a slight chance of rain showers in the
afternoon. Chance of rain 30 percent. Highs 57 to 62. Light
winds.
.FRIDAY NIGHT...Partly cloudy. Areas of fog after midnight. Lows
35 to 40. Light winds.
.SATURDAY...Areas of fog in the morning. Mostly cloudy with a
30 percent chance of rain showers. Highs 54 to 59. Light winds.
.SATURDAY NIGHT...Rain showers. Areas of fog. Chance of rain
80 percent. Lows 37 to 42.
.SUNDAY...Rain showers likely in the morning, then partly cloudy
with a chance of rain showers in the afternoon. Areas of fog in
the morning, then patchy fog in the afternoon. Chance of rain
60 percent. Highs 51 to 56.
.SUNDAY NIGHT...Partly cloudy in the evening, then clearing.
Areas of fog after midnight. Lows 29 to 34.
.MONDAY...Areas of fog in the morning. Sunny. Highs 53 to 58.
.MONDAY NIGHT...Increasing clouds. Areas of fog after midnight.
Lows 30 to 35.
.TUESDAY AND TUESDAY NIGHT...Mostly cloudy. Areas of fog in the
morning. Patchy fog in the evening, then areas of fog after
midnight. Highs 54 to 59. Lows 30 to 36.
.WEDNESDAY...Areas of fog in the morning. Mostly sunny. Highs
56 to 61.
&&
TEMPERATURE
Caldwell 59 38 61
$$
=
IDZ014-291600-
Upper Treasure Valley-
230 AM MDT Thu Oct 29 2026
.TODAY...Widespread frost with patchy fog this morning. Mostly
sunny. Highs 58 to 63. Southeast winds 10 to 15 mph with gusts to
25 mph.
.TONIGHT...Cloudy. Lows 38 to 43. Southeast winds 10 to 15 mph
with gusts to 30 mph.
.FRIDAY...Mostly cloudy. A chance of rain showers, mainly in the
morning. Chance of rain 30 percent. Highs 58 to 63. Southeast
winds up to 10 mph with gusts to 20 mph.
.FRIDAY NIGHT...Decreasing clouds. Areas of fog after midnight.
Lows 36 to 41. Light winds.
.SATURDAY...Mostly cloudy in the morning, then becoming partly
sunny. Areas of fog in the morning. A 40 percent chance of rain
showers. Highs 56 to 61. Southeast winds up to 10 mph.
.SATURDAY NIGHT...A slight chance of thunderstorms in the
evening. Rain showers. Patchy fog in the evening. Areas of fog
after midnight. Chance of rain 90 percent. Lows 36 to 42.
.SUNDAY...Areas of fog in the morning. Rain showers likely in the
morning, then partly cloudy with a chance of rain showers in the
afternoon. Chance of rain 60 percent. Highs 50 to 55. Breezy.
.SUNDAY NIGHT...Partly cloudy with a slight chance of rain
showers in the evening, then mostly clear after midnight. Patchy
fog after midnight. Chance of rain 20 percent. Lows 29 to 36.
Breezy.
.MONDAY...Patchy fog in the morning. Sunny. Highs 52 to 57.
.MONDAY NIGHT...Partly cloudy. Areas of fog after midnight. Lows
29 to 37.
.TUESDAY...Areas of fog in the morning. Partly sunny. Highs 55 to
60.
.TUESDAY NIGHT AND WEDNESDAY...Partly cloudy. Patchy fog in the
evening. Areas of fog through the day. Lows 30 to 38. Highs 56 to
61.
&&
TEMPERATURE
Boise 61 43 61
Mountain Home 61 42 62
$$
=
IDZ016-291600-
Western Magic Valley-
230 AM MDT Thu Oct 29 2026
.TODAY...Widespread frost this morning. Mostly sunny. Highs 57 to
62. East winds 10 to 15 mph.
.TONIGHT...Cloudy. Not as cool with lows 39 to 44. Breezy. East
winds 10 to 20 mph with gusts to 30 mph.
.FRIDAY...Mostly cloudy with a 30 percent chance of rain showers.
Highs 56 to 61. East winds 10 to 15 mph in the morning, shifting
to north in the afternoon.
.FRIDAY NIGHT...Mostly cloudy with a 30 percent chance of rain
showers. Lows 37 to 42. Light winds.
.SATURDAY...Decreasing clouds. Areas of fog in the morning. A
30 percent chance of rain showers. Highs 56 to 61. East winds up
to 10 mph.
.SATURDAY NIGHT...A slight chance of thunderstorms in the
evening. Rain showers. Chance of rain 90 percent. Lows 37 to 42.
.SUNDAY...Rain showers. Chance of rain 80 percent. Cooler with
highs 45 to 50. Windy.
.SUNDAY NIGHT...Decreasing clouds. A chance of rain showers,
mainly in the evening. Chance of rain 30 percent. Lows 29 to 34.
Breezy.
.MONDAY...Sunny. Highs 46 to 51. Breezy.
.MONDAY NIGHT...Increasing clouds. Patchy fog after midnight.
Lows 28 to 33.
.TUESDAY AND TUESDAY NIGHT...Partly cloudy. Patchy fog in the
morning. Patchy fog after midnight. Highs 51 to 56. Lows 30 to
35.
.WEDNESDAY...Mostly sunny. Highs 53 to 58.
&&
TEMPERATURE
Jerome 58 42 57
Twin Falls 59 42 57
$$
=
IDZ029-291600-
Owyhee Mountains-
230 AM MDT Thu Oct 29 2026
.TODAY...Partly sunny. Highs 51 to 58.
.TONIGHT...Cloudy. Lows 34 to 41.
.FRIDAY...Mostly cloudy. A chance of rain showers, mainly in the
morning. Chance of rain 30 percent. Highs 52 to 57.
.FRIDAY NIGHT...Decreasing clouds. Patchy fog after midnight.
Lows 31 to 40.
.SATURDAY...A chance of snow showers in the morning. Areas of fog
in the morning. Mostly cloudy with a chance of rain showers.
Chance of precipitation 40 percent. Highs 49 to 54.
.SATURDAY NIGHT...Rain showers. Patchy fog. Chance of rain
80 percent. Lows 29 to 39.
.SUNDAY...Rain and snow showers likely in the morning, then
partly cloudy with a chance of rain and snow showers in the
afternoon. Chance of precipitation 60 percent. Little snow
accumulation expected. Highs 43 to 48. Breezy.
.SUNDAY NIGHT...Partly cloudy in the evening, then clearing.
Patchy fog after midnight. Lows 22 to 32.
.MONDAY...Patchy fog in the morning. Sunny. Highs 47 to 52.
.MONDAY NIGHT...Increasing clouds. Lows 26 to 35.
.TUESDAY...Patchy fog in the morning. Partly sunny. Highs 49 to
56.
.TUESDAY NIGHT...Decreasing clouds. Areas of fog after midnight.
Lows 27 to 36.
.WEDNESDAY...Areas of fog in the morning. Mostly sunny. Highs
50 to 58.
$$
=
IDZ015-291600-
Southwest Highlands-
230 AM MDT Thu Oct 29 2026
.TODAY...Partly sunny. Highs 56 to 61.
.TONIGHT...Cloudy. Lows 35 to 43.
.FRIDAY...Cloudy with a 30 percent chance of rain showers. Highs
53 to 59.
.FRIDAY NIGHT...Mostly cloudy with a 30 percent chance of rain
showers. Lows 32 to 40.
.SATURDAY...Patchy fog in the morning. Mostly cloudy with a
40 percent chance of rain showers. Highs 52 to 57.
.SATURDAY NIGHT...A slight chance of thunderstorms in the
evening. Rain showers. Chance of rain 90 percent. Lows 31 to 38.
.SUNDAY...Rain showers in the morning, then rain and snow showers
likely in the afternoon. Chance of precipitation 80 percent.
Little snow accumulation expected. Highs 42 to 48. Breezy.
.SUNDAY NIGHT...Partly cloudy. A chance of rain showers in the
evening. Chance of rain 30 percent. Lows 23 to 32. Breezy.
.MONDAY...Sunny. Highs 48 to 53.
.MONDAY NIGHT...Partly cloudy. Lows 25 to 32.
.TUESDAY...Partly sunny. Highs 52 to 57.
.TUESDAY NIGHT...Partly cloudy. Lows 27 to 34.
.WEDNESDAY...Areas of fog in the morning. Mostly sunny. Highs
53 to 58.
$$
=
IDZ030-291600-
Southern Twin Falls County-
230 AM MDT Thu Oct 29 2026
.TODAY...Partly sunny. Highs 57 to 62.
.TONIGHT...Cloudy. Lows 41 to 46.
.FRIDAY...Cloudy with a 30 percent chance of rain showers. Highs
55 to 60.
.FRIDAY NIGHT...Mostly cloudy with a 40 percent chance of rain
showers. Lows 37 to 42.
.SATURDAY...Decreasing clouds. Patchy fog in the morning. A
40 percent chance of rain showers. Highs 55 to 60.
.SATURDAY NIGHT...A slight chance of thunderstorms in the
evening. Rain showers. Chance of rain 80 percent. Lows 36 to 41.
.SUNDAY...Rain showers. Chance of rain 80 percent. Cooler with
highs 43 to 48. Windy.
.SUNDAY NIGHT...Mostly cloudy with a chance of rain and snow
showers in the evening, then partly cloudy with a slight chance
of rain and snow showers after midnight. Chance of precipitation
30 percent. Lows 28 to 33. Windy.
.MONDAY AND MONDAY NIGHT...Mostly clear. Highs 46 to 51. Lows
28 to 33. Breezy.
.TUESDAY THROUGH WEDNESDAY...Partly cloudy. Highs 50 to 57. Lows
30 to 35.
$$
=
ORZ062-291600-
Baker County-
130 AM PDT Thu Oct 29 2026
.TODAY...Widespread frost with areas of fog this morning. Partly
sunny. Highs 49 to 56. Light winds this morning, becoming
southeast 10 to 15 mph this afternoon.
.TONIGHT...Mostly cloudy. Lows 26 to 38. Light winds.
.FRIDAY...Decreasing clouds. Highs 51 to 58. Light winds in the
morning, becoming southeast 10 to 15 mph in the afternoon.
.FRIDAY NIGHT...Partly cloudy in the evening, then becoming
mostly cloudy. Widespread frost with areas of fog after midnight.
Lows 26 to 37. Southeast winds up to 10 mph.
.SATURDAY...A chance of snow showers in the morning. Areas of fog
in the morning. Mostly cloudy with a chance of rain showers.
Chance of precipitation 30 percent. Highs 48 to 55. Southeast
winds up to 10 mph.
.SATURDAY NIGHT...Rain showers. Areas of fog. Chance of rain
80 percent. Lows 28 to 39.
.SUNDAY...Decreasing clouds. A chance of snow showers. Rain
showers likely, mainly in the morning. Areas of fog. Chance of
precipitation 60 percent. Little snow accumulation expected.
Highs 44 to 52.
.SUNDAY NIGHT...Partly cloudy in the evening, then clearing.
Patchy fog in the evening. Areas of fog after midnight. Lows
19 to 31.
.MONDAY...Areas of fog in the morning. Sunny. Highs 48 to 55.
.MONDAY NIGHT AND TUESDAY...Mostly cloudy. Areas of fog through
the day. Lows 22 to 35. Highs 50 to 56.
.TUESDAY NIGHT AND WEDNESDAY...Partly cloudy. Areas of fog
through the day. Lows 23 to 35. Highs 53 to 59.
&&
TEMPERATURE
Baker City 54 26 57
$$
=
ORZ061-291600-
Harney County-
130 AM PDT Thu Oct 29 2026
.TODAY...Widespread frost this morning. Partly sunny. Highs 50 to
55. Light winds.
.TONIGHT...Mostly cloudy. Patchy smoke after midnight. Lows 23 to
36. Light winds in the evening, becoming southwest up to 10 mph
after midnight.
.FRIDAY...Decreasing clouds. Highs 51 to 56. South winds 10 to
15 mph. Gusts to 25 mph in the afternoon.
.FRIDAY NIGHT...Patchy smoke in the evening. Mostly cloudy. Lows
24 to 35. Southwest winds up to 10 mph.
.SATURDAY...Patchy fog in the morning. Mostly cloudy with a
slight chance of snow showers. A chance of rain showers, mainly
in the afternoon. Chance of precipitation 30 percent. Highs 47 to
52. South winds up to 10 mph. Gusts to 20 mph in the afternoon.
.SATURDAY NIGHT...Rain showers likely. Chance of rain 70 percent.
Lows 24 to 34.
.SUNDAY...Decreasing clouds. Areas of fog in the morning. A
slight chance of snow showers. A chance of rain showers, mainly
in the morning. Chance of precipitation 30 percent. Highs 43 to
48.
.SUNDAY NIGHT...Mostly clear. Areas of fog after midnight. Lows
16 to 27.
.MONDAY...Areas of fog in the morning. Mostly sunny. Highs 47 to
52.
.MONDAY NIGHT...Mostly cloudy. Lows 20 to 32.
.TUESDAY...Decreasing clouds. Patchy fog in the morning. Highs
50 to 55.
.TUESDAY NIGHT AND WEDNESDAY...Partly cloudy. Areas of fog
through the day. Lows 20 to 32. Highs 52 to 57.
&&
TEMPERATURE
Burns 51 23 53
$$
=
ORZ063-291600-
Malheur County-
230 AM MDT Thu Oct 29 2026 /130 AM PDT Thu Oct 29 2026/
.TODAY...Widespread frost this morning. Partly sunny. Highs 50 to
58. Southeast winds up to 10 mph.
.TONIGHT...Cloudy. Lows 30 to 39. Northeast winds up to 10 mph in
the evening, shifting to southwest after midnight.
.FRIDAY...Decreasing clouds. Highs 54 to 59. South winds up to
10 mph with gusts to 20 mph.
.FRIDAY NIGHT...Mostly cloudy. Lows 29 to 39. South winds up to
10 mph.
.SATURDAY...Mostly cloudy. Patchy fog in the morning. A slight
chance of rain and snow showers in the morning, then a chance of
rain showers in the afternoon. Chance of precipitation
30 percent. Highs 50 to 56. South winds up to 10 mph.
.SATURDAY NIGHT...Rain showers. Patchy fog in the evening. Areas
of fog after midnight. Chance of rain 80 percent. Lows 29 to 39.
.SUNDAY...Decreasing clouds. Areas of fog in the morning. A
chance of rain and snow showers. Chance of precipitation
40 percent. Highs 46 to 54.
.SUNDAY NIGHT AND MONDAY...Mostly clear. Areas of fog through the
day. Lows 21 to 31. Highs 50 to 55.
.MONDAY NIGHT...Increasing clouds. Lows 24 to 34.
.TUESDAY...Mostly cloudy in the morning, then becoming partly
sunny. Patchy fog in the morning. Highs 50 to 56.
.TUESDAY NIGHT AND WEDNESDAY...Partly cloudy. Areas of fog
through the day. Lows 24 to 34. Highs 52 to 58.
$$
=