Zone Forecast Product
Issued by NWS Boise, ID
Issued by NWS Boise, ID
412
FPUS55 KBOI 202108
ZFPBOI
Zone Forecasts for Southwest Idaho/Southeast Oregon
National Weather Service Boise ID
207 PM MST Thu Nov 20 2025
Spot temperatures are for tonight, Friday, Friday night, and
Saturday.
IDZ011-210500-
West Central Mountains-
207 PM MST Thu Nov 20 2025
.TONIGHT...Mostly cloudy with a slight chance of rain this
evening, then partly cloudy after midnight. Areas of fog. Chance
of rain 20 percent. Lows 28 to 35.
.FRIDAY...Mostly sunny. Areas of fog in the morning. Patchy fog
in the afternoon. Highs 38 to 47.
.FRIDAY NIGHT...Partly cloudy. Areas of fog. Lows 28 to 34.
.SATURDAY...Areas of fog in the morning. Mostly sunny. Highs
38 to 46.
.SATURDAY NIGHT...Mostly clear. Areas of fog. Lows 23 to 31.
.SUNDAY...Mostly sunny. Highs 38 to 49.
.SUNDAY NIGHT...Mostly cloudy. A chance of rain and snow, mainly
after midnight. Chance of precipitation 40 percent. Lows 22 to
29.
.MONDAY...Snow likely, mainly in the morning. Chance of snow
60 percent. Little snow accumulation expected. Highs 30 to 42.
.MONDAY NIGHT...Partly cloudy with a chance of snow in the
evening, then mostly cloudy with a slight chance of snow after
midnight. Chance of snow 30 percent. Lows 16 to 24.
.TUESDAY...Partly cloudy with a 20 percent chance of snow. Highs
28 to 40.
.TUESDAY NIGHT...Mostly cloudy. A chance of snow, mainly after
midnight. Chance of snow 30 percent. Lows 20 to 27.
.WEDNESDAY...Snow likely, mainly in the afternoon. Chance of snow
60 percent. Light snow accumulations possible. Highs 29 to 39.
.WEDNESDAY NIGHT...Snow likely. A chance of rain after midnight.
Chance of precipitation 60 percent. Light snow accumulations
possible. Lows 24 to 31.
.THANKSGIVING DAY...Mostly cloudy with a chance of rain and snow,
mainly in the morning. Chance of precipitation 40 percent. Highs
31 to 43.
&&
TEMPERATURE
McCall 31 44 30 44
$$
=
IDZ013-210500-
Boise Mountains-
207 PM MST Thu Nov 20 2025
.TONIGHT...Partly cloudy this evening, then clearing. Areas of
fog. Lows 27 to 36.
.FRIDAY...Sunny. Areas of fog in the morning. Patchy fog in the
afternoon. Highs 38 to 50.
.FRIDAY NIGHT...Increasing clouds. Areas of fog. Lows 27 to 36.
.SATURDAY...Areas of fog in the morning. Sunny. Highs 39 to 51.
.SATURDAY NIGHT...Mostly clear. Patchy fog in the evening. Areas
of fog after midnight. Lows 22 to 33.
.SUNDAY...Sunny. Highs 41 to 53.
.SUNDAY NIGHT...Increasing clouds. A chance of rain and snow
after midnight. Chance of precipitation 30 percent. Lows 22 to
33.
.MONDAY...Partly cloudy. A chance of rain and snow in the
morning. Chance of precipitation 30 percent. Highs 33 to 45.
.MONDAY NIGHT AND TUESDAY...Partly cloudy. Lows 13 to 28. Highs
30 to 42.
.TUESDAY NIGHT...Increasing clouds. A 20 percent chance of snow.
Lows 17 to 32.
.WEDNESDAY...Mostly cloudy with a chance of snow, mixed with rain
in the afternoon. Chance of precipitation 40 percent. Highs 31 to
42.
.WEDNESDAY NIGHT...Mostly cloudy with a chance of rain and snow.
Chance of precipitation 50 percent. Lows 23 to 34.
.THANKSGIVING DAY...Mostly cloudy with a chance of rain and snow
in the morning, then partly cloudy with a slight chance of snow
in the afternoon. Chance of precipitation 30 percent. Highs 34 to
46.
&&
TEMPERATURE
Idaho City 31 50 30 50
$$
=
IDZ028-210500-
Camas Prairie-
207 PM MST Thu Nov 20 2025
.TONIGHT...Mostly clear. Patchy fog. Lows 27 to 32. Light winds.
.FRIDAY...Patchy fog in the morning. Sunny. Highs 45 to 50. West
winds up to 10 mph.
.FRIDAY NIGHT...Partly cloudy. Patchy dense fog. Lows 26 to 31.
Light winds.
.SATURDAY...Patchy fog in the morning. Mostly sunny. Highs 45 to
50. Light winds.
.SATURDAY NIGHT...Mostly clear. Patchy fog. Lows 18 to 24. Light
winds.
.SUNDAY...Sunny. Highs 46 to 51.
.SUNDAY NIGHT AND MONDAY...Partly cloudy. Lows 20 to 26. Highs
39 to 44.
.MONDAY NIGHT...Increasing clouds. Lows 13 to 18.
.TUESDAY...Mostly sunny. Highs 35 to 40.
.TUESDAY NIGHT...Partly cloudy in the evening, then mostly cloudy
with a slight chance of snow after midnight. Chance of snow
20 percent. Lows 15 to 20.
.WEDNESDAY...Partly cloudy with a 30 percent chance of snow.
Highs 36 to 41.
.WEDNESDAY NIGHT...Mostly cloudy with a chance of rain and snow.
Chance of precipitation 40 percent. Lows 20 to 25.
.THANKSGIVING DAY...Mostly cloudy with a slight chance of rain
and snow in the morning, then partly sunny in the afternoon.
Chance of precipitation 20 percent. Highs 41 to 46.
&&
TEMPERATURE
Fairfield 27 48 26 48
$$
=
IDZ033-210500-
Upper Weiser River-
207 PM MST Thu Nov 20 2025
.TONIGHT...Partly cloudy this evening, then clearing. Areas of
fog. Lows 33 to 38. Northwest winds up to 10 mph.
.FRIDAY...Areas of fog in the morning. Sunny. Highs 45 to 50.
Light winds.
.FRIDAY NIGHT...Partly cloudy. Areas of fog. Lows 32 to 37. Light
winds.
.SATURDAY...Areas of fog in the morning. Mostly sunny. Highs
44 to 49. Light winds.
.SATURDAY NIGHT...Mostly clear. Patchy fog in the evening. Areas
of fog after midnight. Lows 28 to 33. Light winds.
.SUNDAY...Mostly sunny. Highs 43 to 50.
.SUNDAY NIGHT...Mostly cloudy. A chance of rain, mainly after
midnight. Chance of rain 30 percent. Lows 27 to 32.
.MONDAY...Partly cloudy. A chance of rain and snow, mainly in the
morning. Chance of precipitation 30 percent. Highs 41 to 47.
.MONDAY NIGHT AND TUESDAY...Partly cloudy. Lows 22 to 27. Highs
37 to 43.
.TUESDAY NIGHT...Mostly cloudy. A chance of rain and snow, mainly
after midnight. Chance of precipitation 30 percent. Lows 25 to
30.
.WEDNESDAY AND WEDNESDAY NIGHT...Mostly cloudy with a chance of
rain and snow. Chance of precipitation 50 percent. Highs 36 to
41. Lows 28 to 33.
.THANKSGIVING DAY...Mostly cloudy with a chance of rain and snow
in the morning, then partly cloudy with a slight chance of rain
in the afternoon. Chance of precipitation 30 percent. Highs 39 to
44.
&&
TEMPERATURE
Council 35 49 34 48
Cambridge 35 50 34 48
$$
=
ORZ064-210500-
Oregon Lower Treasure Valley-
207 PM MST Thu Nov 20 2025 /107 PM PST Thu Nov 20 2025/
.TONIGHT...Partly cloudy this evening, then clearing. Patchy fog.
Lows 34 to 39. Northwest winds around 10 mph.
.FRIDAY...Patchy fog in the morning. Sunny. Highs 49 to 54.
Northwest winds up to 10 mph.
.FRIDAY NIGHT...Partly cloudy. Patchy fog in the evening. Areas
of fog after midnight. Lows 31 to 36. Light winds.
.SATURDAY...Areas of fog in the morning. Mostly sunny. Highs
46 to 51. Light winds.
.SATURDAY NIGHT...Increasing clouds. Patchy fog in the evening.
Areas of fog after midnight. Lows 28 to 33. Light winds.
.SUNDAY...Partly sunny. Highs 45 to 50.
.SUNDAY NIGHT...Partly cloudy with a 20 percent chance of rain.
Lows 27 to 32.
.MONDAY AND MONDAY NIGHT...Partly cloudy. Highs 46 to 51. Lows
22 to 27.
.TUESDAY...Mostly sunny. Highs 39 to 44.
.TUESDAY NIGHT...Increasing clouds. A slight chance of rain and
snow. Chance of precipitation 20 percent. Lows 25 to 30.
.WEDNESDAY...A chance of snow in the morning. Mostly cloudy with
a chance of rain. Chance of precipitation 40 percent. Highs 37 to
42.
.WEDNESDAY NIGHT...Mostly cloudy. A chance of rain, mainly in the
evening. Chance of rain 30 percent. Lows 27 to 32.
.THANKSGIVING DAY...Mostly cloudy with a slight chance of rain in
the morning, then partly sunny in the afternoon. Chance of rain
20 percent. Highs 41 to 46.
&&
TEMPERATURE
Ontario 35 52 32 48
$$
=
IDZ012-210500-
Lower Treasure Valley-
207 PM MST Thu Nov 20 2025
.TONIGHT...Partly cloudy. Areas of fog. Lows 34 to 39. Northwest
winds up to 10 mph.
.FRIDAY...Areas of fog in the morning. Sunny. Highs 48 to 53.
Light winds.
.FRIDAY NIGHT...Increasing clouds. Areas of fog. Lows 32 to 37.
Light winds.
.SATURDAY...Areas of fog in the morning. Mostly sunny. Highs
48 to 53. Southeast winds up to 10 mph.
.SATURDAY NIGHT...Mostly clear. Patchy fog in the evening. Areas
of fog after midnight. Lows 27 to 32. Light winds.
.SUNDAY...Mostly sunny. Highs 47 to 52.
.SUNDAY NIGHT...Partly cloudy. A slight chance of rain after
midnight. Chance of rain 20 percent. Lows 28 to 33.
.MONDAY THROUGH TUESDAY...Partly cloudy. Highs 40 to 50. Lows
22 to 27.
.TUESDAY NIGHT...Partly cloudy in the evening, then mostly cloudy
with a slight chance of rain and snow after midnight. Chance of
precipitation 20 percent. Lows 26 to 31.
.WEDNESDAY...A chance of snow in the morning. Mostly cloudy with
a chance of rain. Chance of precipitation 30 percent. Highs 39 to
44.
.WEDNESDAY NIGHT...Mostly cloudy with a 30 percent chance of
rain. Lows 28 to 33.
.THANKSGIVING DAY...Mostly cloudy with a slight chance of rain in
the morning, then partly sunny in the afternoon. Chance of rain
20 percent. Highs 42 to 47.
&&
TEMPERATURE
Caldwell 36 50 34 51
$$
=
IDZ014-210500-
Upper Treasure Valley-
207 PM MST Thu Nov 20 2025
.TONIGHT...Increasing clouds. Patchy fog. Lows 31 to 37. West
winds up to 10 mph.
.FRIDAY...Partly sunny in the morning, then clearing. Patchy fog
in the morning. Highs 47 to 52. Northwest winds up to 10 mph.
.FRIDAY NIGHT...Mostly clear. Patchy fog in the evening. Areas of
fog after midnight. Lows 28 to 35. Light winds.
.SATURDAY...Patchy fog in the morning. Mostly sunny. Highs 49 to
54. East winds up to 10 mph.
.SATURDAY NIGHT...Mostly clear. Patchy fog. Lows 25 to 33. Light
winds.
.SUNDAY...Sunny. Highs 49 to 55.
.SUNDAY NIGHT AND MONDAY...Partly cloudy. Lows 28 to 33. Highs
45 to 50.
.MONDAY NIGHT AND TUESDAY...Partly cloudy. Lows 21 to 29. Highs
41 to 46.
.TUESDAY NIGHT...Partly cloudy in the evening, then mostly cloudy
with a slight chance of rain and snow after midnight. Chance of
precipitation 20 percent. Lows 25 to 32.
.WEDNESDAY...A chance of snow in the morning. Mostly cloudy with
a chance of rain. Chance of precipitation 30 percent. Highs 41 to
46.
.WEDNESDAY NIGHT...Mostly cloudy with a 30 percent chance of
rain. Lows 28 to 33.
.THANKSGIVING DAY...Mostly cloudy with a slight chance of rain in
the morning, then partly sunny in the afternoon. Chance of rain
20 percent. Highs 46 to 51.
&&
TEMPERATURE
Boise 36 49 35 52
Mountain Home 31 51 28 52
$$
=
IDZ016-210500-
Western Magic Valley-
207 PM MST Thu Nov 20 2025
.TONIGHT...Increasing clouds. Patchy fog. Lows 33 to 38. West
winds around 10 mph.
.FRIDAY...Mostly cloudy in the morning, then becoming mostly
sunny. Patchy fog in the morning. Highs 45 to 50. West winds
around 10 mph.
.FRIDAY NIGHT...Increasing clouds. Patchy dense fog after
midnight. Lows 29 to 34. South winds up to 10 mph.
.SATURDAY...Patchy fog in the morning. Mostly sunny. Highs 47 to
52. East winds up to 10 mph.
.SATURDAY NIGHT...Mostly clear. Patchy fog. Lows 24 to 29. East
winds up to 10 mph.
.SUNDAY...Sunny. Highs 47 to 53.
.SUNDAY NIGHT AND MONDAY...Partly cloudy. Lows 27 to 32. Highs
43 to 48.
.MONDAY NIGHT...Increasing clouds. Lows 20 to 25.
.TUESDAY AND TUESDAY NIGHT...Partly cloudy. Highs 38 to 43. Lows
23 to 28.
.WEDNESDAY...Decreasing clouds. A chance of snow. A chance of
rain, mainly in the afternoon. Chance of precipitation
30 percent. Highs 40 to 45.
.WEDNESDAY NIGHT...Mostly cloudy with a 30 percent chance of
rain. Lows 28 to 33.
.THANKSGIVING DAY...Mostly cloudy with a slight chance of rain
and snow in the morning, then partly sunny in the afternoon.
Chance of precipitation 20 percent. Highs 44 to 49.
&&
TEMPERATURE
Jerome 37 45 33 48
Twin Falls 37 46 32 48
$$
=
IDZ029-210500-
Owyhee Mountains-
207 PM MST Thu Nov 20 2025
.TONIGHT...Mostly cloudy. Areas of fog. Lows 30 to 36.
.FRIDAY...Areas of fog in the morning. Mostly sunny. Highs 42 to
47.
.FRIDAY NIGHT...Increasing clouds. Patchy fog. Lows 29 to 35.
.SATURDAY...Patchy fog in the morning. Sunny. Highs 45 to 52.
.SATURDAY NIGHT...Mostly clear. Patchy fog. Lows 26 to 33.
.SUNDAY...Sunny. Highs 45 to 53.
.SUNDAY NIGHT...Partly cloudy. Lows 27 to 33.
.MONDAY...Partly cloudy. A slight chance of rain and snow in the
morning. Chance of precipitation 20 percent. Highs 40 to 45.
.MONDAY NIGHT AND TUESDAY...Partly cloudy. Lows 20 to 27. Highs
36 to 41.
.TUESDAY NIGHT...Partly cloudy in the evening, then mostly cloudy
with a slight chance of snow after midnight. Chance of snow
20 percent. Lows 24 to 30.
.WEDNESDAY...Mostly cloudy with a chance of rain and snow. Chance
of precipitation 40 percent. Highs 38 to 45.
.WEDNESDAY NIGHT AND THANKSGIVING DAY...Mostly cloudy. A chance
of rain and snow. Chance of precipitation 30 percent. Lows 30 to
35. Highs 40 to 49.
$$
=
IDZ015-210500-
Southwest Highlands-
207 PM MST Thu Nov 20 2025
.TONIGHT...Mostly cloudy. A slight chance of rain this evening.
Areas of dense fog. Chance of rain 20 percent. Lows 30 to 35.
.FRIDAY...Mostly cloudy in the morning, then clearing. Areas of
fog in the morning. Highs 45 to 50.
.FRIDAY NIGHT...Increasing clouds. Patchy fog in the evening.
Areas of fog after midnight. Lows 25 to 31.
.SATURDAY...Areas of fog in the morning. Mostly sunny. Highs
48 to 53.
.SATURDAY NIGHT...Mostly clear. Patchy fog in the evening. Areas
of fog after midnight. Lows 24 to 29.
.SUNDAY...Sunny. Highs 49 to 54.
.SUNDAY NIGHT...Partly cloudy. Lows 25 to 31.
.MONDAY...Partly cloudy. A slight chance of rain and snow in the
morning. Chance of precipitation 20 percent. Highs 41 to 47.
.MONDAY NIGHT AND TUESDAY...Partly cloudy. Lows 19 to 24. Highs
38 to 43.
.TUESDAY NIGHT...Partly cloudy in the evening, then mostly cloudy
with a slight chance of snow after midnight. Chance of snow
20 percent. Lows 22 to 27.
.WEDNESDAY AND WEDNESDAY NIGHT...Mostly cloudy with a chance of
rain and snow. Chance of precipitation 30 percent. Highs 43 to
48. Lows 29 to 34.
.THANKSGIVING DAY...Mostly cloudy with a slight chance of rain
and snow in the morning, then partly sunny in the afternoon.
Chance of precipitation 20 percent. Highs 47 to 52.
$$
=
IDZ030-210500-
Southern Twin Falls County-
207 PM MST Thu Nov 20 2025
.TONIGHT...Mostly cloudy with a 20 percent chance of rain. Areas
of fog. Lows 33 to 38.
.FRIDAY...Decreasing clouds. Patchy fog in the morning. Highs
44 to 49.
.FRIDAY NIGHT...Partly cloudy in the evening, then becoming
mostly clear. Patchy dense fog. Lows 28 to 33.
.SATURDAY...Patchy fog in the morning. Sunny. Highs 48 to 53.
.SATURDAY NIGHT...Mostly clear. Patchy fog. Lows 25 to 30.
.SUNDAY...Sunny. Highs 50 to 55.
.SUNDAY NIGHT AND MONDAY...Partly cloudy. Lows 28 to 33. Highs
41 to 46.
.MONDAY NIGHT THROUGH TUESDAY NIGHT...Partly cloudy. Lows 21 to
28. Highs 38 to 43.
.WEDNESDAY...Decreasing clouds. A slight chance of snow. A slight
chance of rain in the afternoon. Chance of precipitation
20 percent. Highs 42 to 47.
.WEDNESDAY NIGHT...Mostly cloudy with a chance of rain and snow.
Chance of precipitation 30 percent. Lows 29 to 34.
.THANKSGIVING DAY...Decreasing clouds. A slight chance of rain
and snow. Chance of precipitation 20 percent. Highs 46 to 51.
$$
=
ORZ062-210500-
Baker County-
107 PM PST Thu Nov 20 2025
.TONIGHT...Decreasing clouds. Areas of fog. Lows 27 to 36.
Northwest winds up to 10 mph with gusts to 20 mph.
.FRIDAY...Areas of fog in the morning. Mostly sunny. Highs 45 to
51. Light winds.
.FRIDAY NIGHT...Partly cloudy. Patchy fog. Lows 28 to 36. Light
winds.
.SATURDAY...Areas of fog in the morning. Mostly sunny. Highs
45 to 50. Light winds in the morning, becoming southeast 10 to
15 mph in the afternoon.
.SATURDAY NIGHT...Partly cloudy. Patchy fog in the evening. Areas
of fog after midnight. Lows 24 to 33. Southeast winds up to
10 mph.
.SUNDAY...Partly sunny. Highs 44 to 50.
.SUNDAY NIGHT...Mostly cloudy with a chance of rain and snow.
Chance of precipitation 30 percent. Lows 23 to 31.
.MONDAY...A slight chance of rain in the morning. Partly cloudy
with a chance of snow. Chance of precipitation 30 percent. Highs
40 to 48.
.MONDAY NIGHT...Partly cloudy. Lows 19 to 26.
.TUESDAY...Partly cloudy. A slight chance of snow in the
afternoon. Chance of snow 20 percent. Highs 37 to 43.
.TUESDAY NIGHT...Mostly cloudy. A slight chance of snow in the
evening, then a chance of rain and snow after midnight. Chance of
precipitation 30 percent. Lows 22 to 30.
.WEDNESDAY...Mostly cloudy with a chance of rain and snow. Chance
of precipitation 50 percent. Highs 36 to 41.
.WEDNESDAY NIGHT...Mostly cloudy with a chance of rain and snow.
Chance of precipitation 40 percent. Lows 25 to 32.
.THANKSGIVING DAY...Mostly cloudy with a chance of rain and snow
in the morning, then partly cloudy with a slight chance of rain
and snow in the afternoon. Chance of precipitation 30 percent.
Highs 40 to 46.
&&
TEMPERATURE
Baker City 28 48 29 49
$$
=
ORZ061-210500-
Harney County-
107 PM PST Thu Nov 20 2025
.TONIGHT...Mostly cloudy. Patchy fog this evening. Areas of fog
after midnight. Lows 25 to 33. Northwest winds up to 10 mph.
.FRIDAY...Areas of fog in the morning. Mostly sunny. Highs 41 to
47. Light winds.
.FRIDAY NIGHT...Partly cloudy. Patchy fog in the evening. Areas
of fog after midnight. Lows 25 to 31. Light winds.
.SATURDAY...Areas of fog in the morning. Sunny. Highs 47 to 52.
Southeast winds up to 10 mph.
.SATURDAY NIGHT...Mostly clear. Patchy fog in the evening. Areas
of fog after midnight. Lows 19 to 29. Southeast winds up to
10 mph.
.SUNDAY...Mostly sunny. Highs 48 to 55.
.SUNDAY NIGHT...Increasing clouds. A slight chance of rain. A
slight chance of snow after midnight. Chance of precipitation
20 percent. Lows 21 to 30.
.MONDAY THROUGH TUESDAY...Partly cloudy. Highs 39 to 46. Lows
15 to 24.
.TUESDAY NIGHT...Mostly cloudy with a slight chance of rain and
snow. Chance of precipitation 20 percent. Lows 21 to 29.
.WEDNESDAY...Mostly cloudy with a chance of rain and snow. Chance
of precipitation 30 percent. Highs 44 to 49.
.WEDNESDAY NIGHT...Mostly cloudy. A chance of rain, mainly in the
evening. Chance of rain 30 percent. Lows 24 to 34.
.THANKSGIVING DAY...Decreasing clouds. Highs 46 to 52.
&&
TEMPERATURE
Burns 25 44 25 48
$$
=
ORZ063-210500-
Malheur County-
207 PM MST Thu Nov 20 2025 /107 PM PST Thu Nov 20 2025/
.TONIGHT...Mostly cloudy. Areas of fog. Lows 29 to 37. Northwest
winds up to 10 mph.
.FRIDAY...Areas of fog in the morning. Mostly sunny. Highs 45 to
51. Light winds.
.FRIDAY NIGHT...Partly cloudy. Patchy fog in the evening. Areas
of fog after midnight. Lows 26 to 35. Light winds.
.SATURDAY...Areas of fog in the morning. Mostly sunny. Highs
44 to 52. Southeast winds up to 10 mph.
.SATURDAY NIGHT...Mostly clear. Areas of fog. Lows 22 to 31.
Light winds in the evening, becoming south up to 10 mph after
midnight.
.SUNDAY...Mostly sunny. Highs 44 to 54.
.SUNDAY NIGHT...Partly cloudy. A slight chance of rain after
midnight. Chance of rain 20 percent. Lows 25 to 32.
.MONDAY THROUGH TUESDAY...Partly cloudy. Highs 39 to 49. Lows
19 to 26.
.TUESDAY NIGHT...Mostly cloudy with a slight chance of snow,
mixed with rain after midnight. Chance of precipitation
20 percent. Lows 22 to 29.
.WEDNESDAY...Mostly cloudy with a chance of rain and snow. Chance
of precipitation 30 percent. Highs 39 to 49.
.WEDNESDAY NIGHT...Mostly cloudy. A chance of rain, mainly in the
evening. Chance of rain 30 percent. Lows 26 to 33.
.THANKSGIVING DAY...Mostly cloudy with a slight chance of rain in
the morning, then partly sunny in the afternoon. Chance of rain
20 percent. Highs 42 to 52.
$$
=