Zone Forecast Product
Issued by NWS Boise, ID

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Zone Forecasts for Southwest Idaho/Southeast Oregon
National Weather Service Boise ID
219 AM MDT Sat May 17 2025

Spot temperatures are for today, tonight, and Sunday.


IDZ011-171600-
West Central Mountains-
219 AM MDT Sat May 17 2025

.TODAY...A chance of rain and snow showers this morning, then
rain showers this afternoon. Chance of precipitation 90 percent.
No snow accumulation. Highs 47 to 57.
.TONIGHT...Rain showers in the evening, then rain and snow
showers after midnight. Chance of precipitation near 100 percent.
No snow accumulation across the lower elevations, with snow
accumulation up to 4 inches over the mountains. Lows 32 to 39.
.SUNDAY...Rain and snow showers in the morning, then snow showers
likely, a chance of rain showers with a slight chance of
thunderstorms in the afternoon. Chance of precipitation
90 percent. Little or no snow accumulation across the lower
elevations, with snow accumulation up to 3 inches over the
mountains. Highs 39 to 53.
.SUNDAY NIGHT...Mostly cloudy with a chance of snow showers in
the evening, then partly cloudy after midnight. Chance of snow
30 percent. Lows 24 to 32.
.MONDAY...Mostly sunny. Highs 47 to 61.
.MONDAY NIGHT...Partly cloudy. A slight chance of rain showers in
the evening. Chance of rain 20 percent. Lows 31 to 40.
.TUESDAY...Partly cloudy. 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 49 to 64.
.TUESDAY NIGHT...Mostly clear. Lows 30 to 40.
.WEDNESDAY...Mostly sunny. Highs 54 to 69.
.WEDNESDAY NIGHT...Mostly cloudy with a chance of rain showers. A
slight chance of thunderstorms in the evening, then a chance of
snow showers after midnight. Chance of precipitation 30 percent.
Lows 35 to 43.
.THURSDAY...A slight chance of snow showers in the morning.
Partly cloudy with a slight chance of rain showers. Chance of
precipitation 20 percent. Highs 53 to 67.
.THURSDAY NIGHT AND FRIDAY...Mostly clear. Lows 34 to 43. Highs
57 to 71.

&&
               TEMPERATURE
McCall          53  34  46

$$
=

IDZ013-171600-
Boise Mountains-
219 AM MDT Sat May 17 2025

.TODAY...Rain and snow showers this morning, then rain showers
with a chance of thunderstorms this afternoon. Thunderstorms may
produce gusty winds and small hail this afternoon. Chance of
precipitation 90 percent. Little or no snow accumulation. Highs
46 to 57.
.TONIGHT...Rain showers with a slight chance of thunderstorms in
the evening, then rain and snow showers after midnight.
Thunderstorms may produce gusty winds and small hail in the
evening. Chance of precipitation 90 percent. No snow accumulation
across the lower elevations, with snow accumulation up to
2 inches over the mountains. Lows 29 to 40.
.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. No snow
accumulation across the lower elevations, with snow accumulation
up to 2 inches over the mountains. Highs 39 to 54. Breezy.
.SUNDAY NIGHT...Partly cloudy with a slight chance of snow
showers in the evening, then mostly clear after midnight. Chance
of snow 20 percent. Lows 19 to 34. Breezy.
.MONDAY...Sunny. Highs 49 to 63. Breezy.
.MONDAY NIGHT...Mostly clear. Lows 26 to 41.
.TUESDAY...Partly cloudy. A slight chance of rain showers in the
afternoon. Chance of rain 20 percent. Highs 53 to 68.
.TUESDAY NIGHT...Clear. Lows 27 to 42.
.WEDNESDAY...Sunny. Highs 59 to 74.
.WEDNESDAY NIGHT...Partly cloudy. A chance of rain showers with a
slight chance of thunderstorms in the evening, then a slight
chance of rain showers after midnight. Chance of rain 30 percent.
Lows 31 to 46.
.THURSDAY THROUGH FRIDAY...Mostly clear. Highs 60 to 75. Lows
30 to 45.

&&
               TEMPERATURE
Idaho City      56  33  53

$$
=

IDZ028-171600-
Camas Prairie-
219 AM MDT Sat May 17 2025

...WIND ADVISORY IN EFFECT FROM 6 AM TO 6 PM MDT SUNDAY...

.TODAY...Rain showers. A chance of thunderstorms this afternoon.
Thunderstorms may produce gusty winds and small hail this
afternoon. Chance of rain 90 percent. Highs 52 to 57. East winds
around 10 mph.
.TONIGHT...Rain showers with a slight chance of thunderstorms in
the evening, then a chance of rain showers after midnight.
Thunderstorms may produce gusty winds and small hail in the
evening. Chance of rain 80 percent. Lows 33 to 38. Windy. West
winds 15 to 25 mph. Gusts to 35 mph after midnight.
.SUNDAY...Decreasing clouds. A chance of rain and snow showers.
Chance of precipitation 40 percent. Highs 47 to 52. Very windy.
West winds 25 to 35 mph. Gusts to 40 mph in the morning,
increasing to 50 mph in the afternoon.
.SUNDAY NIGHT...Partly cloudy. A slight chance of rain and snow
showers in the evening. Chance of precipitation 20 percent. Lows
25 to 30. Windy. Northwest winds 20 to 30 mph with gusts to
45 mph in the evening, decreasing to 10 to 20 mph after midnight.
.MONDAY...Sunny. Highs 54 to 59. Windy. Northwest winds around
10 mph in the morning, increasing to west 15 to 25 mph in the
afternoon.
.MONDAY NIGHT AND TUESDAY...Mostly clear. Lows 30 to 35. Highs
59 to 64. Breezy.
.TUESDAY NIGHT...Clear. Lows 32 to 37. Breezy.
.WEDNESDAY...Sunny. Highs 65 to 70.
.WEDNESDAY NIGHT...Partly cloudy. A slight chance of rain showers
in the evening. Chance of rain 20 percent. Lows 37 to 42.
.THURSDAY THROUGH FRIDAY...Mostly clear. Highs 62 to 72. Lows
34 to 39. Breezy.

&&
               TEMPERATURE
Fairfield       55  34  50

$$
=

IDZ033-171600-
Upper Weiser River-
219 AM MDT Sat May 17 2025

.TODAY...Rain showers. Chance of rain 90 percent. Highs 55 to 60.
Northwest winds up to 10 mph.
.TONIGHT...Rain showers. Chance of rain 90 percent. Lows 39 to
44. Northwest winds 10 to 15 mph.
.SUNDAY...A chance of snow showers in the morning. Partly cloudy
with a chance of rain showers. Chance of precipitation
50 percent. Highs 52 to 58. Northwest winds 10 to 15 mph with
gusts to 25 mph.
.SUNDAY NIGHT...Partly cloudy in the evening, then clearing. Lows
32 to 37. Northwest winds 10 to 15 mph. Gusts to 25 mph in the
evening.
.MONDAY...Sunny. Highs 60 to 66. Light winds.
.MONDAY NIGHT...Partly cloudy. Lows 40 to 45.
.TUESDAY...Partly cloudy. A slight chance of rain showers in the
afternoon. Chance of rain 20 percent. Highs 65 to 70.
.TUESDAY NIGHT...Mostly clear. Lows 40 to 45.
.WEDNESDAY...Mostly sunny. Highs 69 to 74.
.WEDNESDAY 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 42 to 47.
.THURSDAY THROUGH FRIDAY...Mostly clear. Highs 67 to 77. Lows
43 to 48.

&&
               TEMPERATURE
Council         60  42  56
Cambridge       59  41  58

$$
=

IDZ012-ORZ064-171600-
Lower Treasure Valley-Oregon Lower Treasure Valley-
219 AM MDT Sat May 17 2025 /119 AM PDT Sat May 17 2025/

.TODAY...Rain showers. A slight chance of thunderstorms this
afternoon. Thunderstorms may produce gusty winds and small hail
this afternoon. Chance of rain near 100 percent. Cooler with
highs 55 to 60. Light winds this morning, becoming northwest
10 to 15 mph this afternoon.
.TONIGHT...Rain showers with a slight chance of thunderstorms in
the evening, then a chance of rain showers after midnight.
Thunderstorms may produce gusty winds and small hail in the
evening. Chance of rain 80 percent. Lows 41 to 46. Windy.
Northwest winds 10 to 15 mph in the evening, becoming west 15 to
25 mph after midnight.
.SUNDAY...Partly cloudy with a 30 percent chance of rain showers.
Highs 57 to 62. Windy. Northwest winds 15 to 25 mph with gusts to
40 mph.
.SUNDAY NIGHT...Partly cloudy in the evening, then clearing. Lows
34 to 39. Breezy. Northwest winds 10 to 20 mph with gusts to
30 mph.
.MONDAY...Sunny. Highs 66 to 71. Northwest winds 10 to 15 mph.
.MONDAY NIGHT THROUGH WEDNESDAY...Mostly clear. Lows 43 to 48.
Highs 71 to 80.
.WEDNESDAY NIGHT...Partly cloudy with a 20 percent chance of rain
showers. Lows 45 to 50.
.THURSDAY THROUGH FRIDAY...Mostly clear. Highs 72 to 82. Lows
45 to 50.

&&
               TEMPERATURE
Caldwell        58  43  60
Ontario         58  43  61

$$
=

IDZ014-171600-
Upper Treasure Valley-
219 AM MDT Sat May 17 2025

...WIND ADVISORY IN EFFECT FROM 6 AM TO 6 PM MDT SUNDAY...

.TODAY...Rain showers. A slight chance of thunderstorms this
afternoon. Thunderstorms may produce gusty winds and small hail
this afternoon. Chance of rain near 100 percent. Highs 58 to 63.
East winds around 10 mph this morning, shifting to north with
gusts to 25 mph this afternoon.
.TONIGHT...Rain showers with a slight chance of thunderstorms in
the evening, then a chance of rain showers after midnight.
Thunderstorms may produce gusty winds and small hail in the
evening. Chance of rain 80 percent. Lows 39 to 44. Windy.
Northwest winds 15 to 25 mph with gusts to 40 mph.
.SUNDAY...Partly cloudy with a 30 percent chance of rain showers.
Highs 55 to 60. Windy. Northwest winds 20 to 30 mph with gusts to
45 mph.
.SUNDAY NIGHT...Partly cloudy in the evening, then clearing. Lows
33 to 38. Windy. Northwest winds 20 to 30 mph with gusts to
40 mph in the evening, decreasing to 10 to 20 mph with gusts to
30 mph after midnight.
.MONDAY...Sunny. Highs 64 to 69. Windy. Northwest winds 15 to
25 mph with gusts to 35 mph.
.MONDAY NIGHT THROUGH TUESDAY NIGHT...Mostly clear. Lows 40 to
46. Highs 71 to 76.
.WEDNESDAY...Sunny. Highs 76 to 82.
.WEDNESDAY NIGHT...Partly cloudy. Lows 44 to 49.
.THURSDAY THROUGH FRIDAY...Mostly clear. Highs 73 to 83. Lows
44 to 49.

&&
               TEMPERATURE
Boise           59  43  57
Mountain Home   62  42  58

$$
=

IDZ016-171600-
Western Magic Valley-
219 AM MDT Sat May 17 2025

...WIND ADVISORY IN EFFECT FROM 6 AM TO 6 PM MDT SUNDAY...

.TODAY...Rain showers likely this morning, then rain showers with
a chance of thunderstorms this afternoon. Thunderstorms may
produce gusty winds and small hail this afternoon. Chance of rain
90 percent. Highs 60 to 65. East winds around 10 mph this
morning, shifting to southwest this afternoon. Gusts to 20 mph.
.TONIGHT...Rain showers with a slight chance of thunderstorms in
the evening, then a chance of rain showers after midnight.
Thunderstorms may produce gusty winds and small hail in the
evening. Chance of rain 80 percent. Lows 39 to 44. Windy. West
winds 20 to 30 mph. Gusts to 35 mph in the evening, increasing to
45 mph after midnight.
.SUNDAY...Decreasing clouds. A 30 percent chance of rain showers.
Highs 53 to 58. Very windy. West winds 25 to 35 mph with gusts to
50 mph.
.SUNDAY NIGHT...Partly cloudy. A slight chance of rain showers in
the evening. Chance of rain 20 percent. Lows 34 to 39. Windy.
West winds 20 to 30 mph with gusts to 45 mph in the evening,
decreasing to 10 to 20 mph with gusts to 30 mph after midnight.
.MONDAY...Sunny. Highs 60 to 65. Windy. West winds 15 to 25 mph
with gusts to 35 mph.
.MONDAY NIGHT AND TUESDAY...Mostly clear. Lows 38 to 43. Highs
69 to 74. Breezy.
.TUESDAY NIGHT...Clear. Lows 41 to 46.
.WEDNESDAY...Sunny. Highs 75 to 80.
.WEDNESDAY NIGHT...Partly cloudy. Lows 44 to 49.
.THURSDAY THROUGH FRIDAY...Mostly clear. Highs 72 to 82. Lows
43 to 48.

&&
               TEMPERATURE
Jerome          62  41  53
Twin Falls      61  40  55

$$
=

IDZ029-171600-
Owyhee Mountains-
219 AM MDT Sat May 17 2025

.TODAY...Rain showers with a slight chance of thunderstorms this
morning, then rain showers with a chance of thunderstorms this
afternoon. Thunderstorms may produce gusty winds and small hail
this afternoon. Chance of rain near 100 percent. Highs 49 to 54.
Temperature falling into the upper 40s this afternoon.
.TONIGHT...Rain showers with a slight chance of thunderstorms in
the evening, then a chance of rain and snow showers after
midnight. Thunderstorms may produce gusty winds and small hail in
the evening. Chance of precipitation 90 percent. Little or no
snow accumulation. Lows 33 to 39. Windy. West winds around 25 mph
with gusts to 35 mph after midnight.
.SUNDAY...Partly cloudy with a chance of rain and snow showers,
mainly in the afternoon. Chance of precipitation 40 percent.
Highs 47 to 52. Windy. Northwest winds 25 to 30 mph with gusts to
40 mph.
.SUNDAY NIGHT...Mostly cloudy with a slight chance of rain and
snow showers in the evening, then partly cloudy after midnight.
Chance of precipitation 20 percent. Lows 28 to 36. Breezy. Gusts
to 35 mph in the evening.
.MONDAY...Sunny. Not as cool with highs 59 to 64.
.MONDAY NIGHT THROUGH TUESDAY NIGHT...Mostly clear. Lows 38 to
45. Highs 64 to 69.
.WEDNESDAY...Sunny. Highs 69 to 74.
.WEDNESDAY NIGHT...Partly cloudy with a slight chance of rain
showers in the evening, then mostly clear after midnight. Chance
of rain 20 percent. Lows 41 to 47.
.THURSDAY THROUGH FRIDAY...Mostly clear. Highs 65 to 75. Lows
41 to 48.

$$
=

IDZ015-171600-
Southwest Highlands-
219 AM MDT Sat May 17 2025

.TODAY...Rain showers with a slight chance of thunderstorms this
morning, then rain showers with a chance of thunderstorms this
afternoon. Thunderstorms may produce gusty winds and small hail
this afternoon. Chance of rain near 100 percent. Highs 54 to 60.
Temperature falling into the lower 50s this afternoon. Breezy.
.TONIGHT...Rain showers with a slight chance of thunderstorms in
the evening, then rain showers likely after midnight.
Thunderstorms may produce gusty winds and small hail in the
evening. Chance of rain 90 percent. Lows 34 to 40. Windy.
Northwest winds around 25 mph after midnight. Gusts to 35 mph.
.SUNDAY...Decreasing clouds. A chance of rain and snow showers.
Chance of precipitation 50 percent. Highs 47 to 54. Windy.
Northwest winds 25 to 30 mph with gusts to 45 mph.
.SUNDAY NIGHT...Mostly cloudy with a chance of rain and snow
showers in the evening, then partly cloudy after midnight. Chance
of precipitation 30 percent. Lows 28 to 35. Windy. Northwest
winds around 25 mph with gusts to 40 mph in the evening.
.MONDAY...Sunny. Highs 57 to 64. Breezy.
.MONDAY NIGHT THROUGH TUESDAY NIGHT...Mostly clear. Lows 37 to
43. Highs 66 to 71.
.WEDNESDAY...Sunny. Highs 72 to 78.
.WEDNESDAY NIGHT...Partly cloudy in the evening, then clearing.
Lows 40 to 45.
.THURSDAY THROUGH FRIDAY...Mostly clear. Highs 70 to 79. Lows
41 to 46.

$$
=

IDZ030-171600-
Southern Twin  Falls County-
219 AM MDT Sat May 17 2025

...WIND ADVISORY IN EFFECT FROM 6 AM TO 6 PM MDT SUNDAY...

.TODAY...Rain showers likely this morning, then rain showers with
a chance of thunderstorms this afternoon. Thunderstorms may
produce gusty winds and small hail this afternoon. Chance of rain
near 100 percent. Highs 57 to 62. Temperature falling into the
lower 50s this afternoon.
.TONIGHT...Rain showers with a slight chance of thunderstorms in
the evening, then rain showers likely after midnight.
Thunderstorms may produce gusty winds and small hail in the
evening. Chance of rain 90 percent. Lows 36 to 41. Windy. West
winds 25 to 30 mph with gusts to 45 mph after midnight.
.SUNDAY...Decreasing clouds. A chance of rain and snow showers.
Chance of precipitation 40 percent. Highs 49 to 55. Very windy.
West winds 25 to 35 mph with gusts to 45 mph.
.SUNDAY NIGHT...Mostly cloudy with a chance of rain and snow
showers in the evening, then partly cloudy with a slight chance
of snow showers after midnight. Chance of precipitation
30 percent. Lows 30 to 35. Windy. Northwest winds around 25 mph
with gusts to 40 mph in the evening.
.MONDAY...Sunny. Highs 57 to 62. Breezy.
.MONDAY NIGHT THROUGH TUESDAY NIGHT...Mostly clear. Lows 37 to
45. Highs 67 to 72. Breezy.
.WEDNESDAY...Sunny. Highs 73 to 78.
.WEDNESDAY NIGHT...Partly cloudy. Lows 44 to 49.
.THURSDAY THROUGH FRIDAY...Mostly clear. Highs 71 to 80. Lows
42 to 47.

$$
=

ORZ062-171600-
Baker County-
119 AM PDT Sat May 17 2025

.TODAY...Rain showers. Chance of rain near 100 percent. Highs
48 to 57. Light winds this morning, becoming northwest 10 to
15 mph with gusts to 25 mph this afternoon.
.TONIGHT...Rain showers in the evening, then a chance of rain and
snow showers after midnight. Chance of precipitation 80 percent.
No snow accumulation across the lower elevations, with snow
accumulation up to 2 inches over the mountains. Lows 33 to 40.
Breezy. Northwest winds 10 to 20 mph with gusts to 40 mph.
.SUNDAY...Partly cloudy with a chance of rain and snow showers. A
slight chance of thunderstorms in the afternoon. Chance of
precipitation 40 percent. Highs 47 to 57. Windy. Northwest winds
15 to 25 mph with gusts to 40 mph.
.SUNDAY NIGHT...Partly cloudy in the evening, then clearing. Lows
28 to 35. Breezy. Northwest winds 10 to 20 mph. Gusts to 35 mph
in the evening.
.MONDAY...Partly cloudy. A slight chance of rain showers in the
afternoon. Chance of rain 20 percent. Warmer with highs 60 to 68.
West winds up to 10 mph with gusts to 20 mph.
.MONDAY NIGHT...Partly cloudy. A slight chance of rain showers in
the evening. Chance of rain 20 percent. Lows 35 to 44.
.TUESDAY AND TUESDAY NIGHT...Mostly clear. Highs 62 to 71. Lows
33 to 42.
.WEDNESDAY...Mostly sunny. Highs 66 to 74.
.WEDNESDAY NIGHT...Mostly cloudy with a chance of rain showers in
the evening, then partly cloudy with a slight chance of rain
showers after midnight. Chance of rain 30 percent. Lows 37 to 45.
.THURSDAY THROUGH FRIDAY...Mostly clear. Highs 66 to 76. Lows
38 to 45.

&&
               TEMPERATURE
Baker City      53  33  52

$$
=

ORZ061-171600-
Harney County-
119 AM PDT Sat May 17 2025

.TODAY...Rain showers with a slight chance of thunderstorms.
Thunderstorms may produce gusty winds and small hail this
afternoon. Chance of rain near 100 percent. Highs 50 to 55.
Breezy. Northwest winds 10 to 20 mph. Gusts to 30 mph this
afternoon.
.TONIGHT...Rain showers likely with a slight chance of
thunderstorms in the evening. Thunderstorms may produce gusty
winds and small hail in the evening. Chance of rain 60 percent.
Colder with lows 31 to 37. Windy. Northwest winds 15 to 25 mph.
.SUNDAY...Partly cloudy with a slight chance of snow showers,
mixed with rain in the afternoon. Chance of precipitation
20 percent. Highs 50 to 55. Windy. Northwest winds 15 to 25 mph.
.SUNDAY NIGHT...Partly cloudy in the evening, then clearing. Lows
26 to 33. Breezy. Northwest winds 15 to 20 mph with gusts to
30 mph in the evening, decreasing to around 10 mph with gusts to
20 mph after midnight.
.MONDAY...Sunny, warmer with highs 62 to 67. West winds 10 to
15 mph.
.MONDAY NIGHT...Partly cloudy in the evening, then clearing. Lows
33 to 40.
.TUESDAY THROUGH WEDNESDAY...Mostly clear. Highs 65 to 75. Lows
34 to 42.
.WEDNESDAY NIGHT...Partly cloudy in the evening, then clearing.
Lows 36 to 42.
.THURSDAY THROUGH FRIDAY...Mostly clear. Highs 67 to 75. Lows
38 to 45.

&&
               TEMPERATURE
Burns           53  31  53

$$
=

ORZ063-171600-
Malheur County-
219 AM MDT Sat May 17 2025 /119 AM PDT Sat May 17 2025/

.TODAY...Rain showers with a slight chance of thunderstorms this
morning, then rain showers with a chance of thunderstorms this
afternoon. Thunderstorms may produce gusty winds and small hail
this afternoon. Chance of rain near 100 percent. Highs 51 to 56.
North winds 10 to 15 mph. Gusts to 25 mph this afternoon.
.TONIGHT...Rain showers with a slight chance of thunderstorms in
the evening, then a slight chance of rain showers after midnight.
Thunderstorms may produce gusty winds and small hail in the
evening. Chance of rain 80 percent. Colder with lows 31 to 41.
Windy. Northwest winds 15 to 25 mph.
.SUNDAY...Partly cloudy. A slight chance of snow showers in the
morning, then a chance of rain and snow showers in the afternoon.
Chance of precipitation 30 percent. Highs 50 to 58. Windy.
Northwest winds 15 to 25 mph with gusts to 35 mph.
.SUNDAY NIGHT...Partly cloudy in the evening, then clearing. Lows
28 to 37. Breezy. Northwest winds 10 to 20 mph. Gusts to 30 mph
in the evening.
.MONDAY...Sunny, warmer with highs 62 to 69. West winds 10 to
15 mph.
.MONDAY NIGHT...Partly cloudy in the evening, then clearing. Lows
37 to 46.
.TUESDAY THROUGH WEDNESDAY...Mostly clear. Highs 68 to 78. Lows
37 to 45.
.WEDNESDAY NIGHT...Partly cloudy with a slight chance of rain
showers in the evening, then mostly clear after midnight. Chance
of rain 20 percent. Lows 40 to 48.
.THURSDAY THROUGH FRIDAY...Mostly clear. Highs 69 to 79. Lows
40 to 48.

$$
=