South Mountain, ID Weather Forecast
Local 7-day forecast
Mostly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for South Mountain, ID in one place.
Mostly sunny, with a high near 54. South southwest wind 6 to 9 mph.
Local Weather Overview
This forecast page for South Mountain, ID is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Nov 9, 2026 6:34 AM MST.
The active forecast window currently covers Nov 10 to Nov 15, 2026 for South Mountain, ID.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Nov 10 to Nov 15, 2026
- Latest sync
- Nov 9, 2026 6:34 AM MST
- Forecast office
- BOI
- Source
- NOAA / NWS
Daily Outlook
This Week in South Mountain
Veterans Day looks like the warmest upcoming period in South Mountain at 60 degrees F.
Thursday Night is the coolest period ahead with temperatures near 40 degrees F.
The strongest winds are forecast for Friday Night at about 17 to 26 mph SSW.
Precipitation is mentioned in 4 upcoming forecast periods.
Forecast Details
- Last updated
- Nov 9, 2026 6:34 AM MST
- Coverage
- 6 days
- Time zone
- America/Boise
- Forecast office
- BOI
- Radar station
- KCBX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Partly cloudy, with a low around 42. South southeast wind 7 to 16 mph.
Sunny, with a high near 60.
Mostly clear, with a low around 42.
Mostly sunny, with a high near 59.
Partly cloudy, with a low around 40.
Mostly sunny, with a high near 54.
A slight chance of rain showers between 11pm and 5am. Partly cloudy, with a low around 41. Chance of precipitation is 20%.
A slight chance of rain showers after 5pm. Mostly sunny, with a high near 50. Chance of precipitation is 20%.
A chance of rain showers. Mostly cloudy, with a low around 41. Chance of precipitation is 40%.
A chance of rain showers before 8am, then a chance of rain and snow showers. Mostly cloudy, with a high near 45.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tuesday
Nov 10
|
Mostly Sunny
|
54°F |
6 to 9 mph
SSW
|
|
Tuesday Night
Nov 10
|
Partly Cloudy
|
42°F |
7 to 16 mph
SSE
|
|
Veterans Day
Nov 11
|
Sunny
|
60°F |
10 to 14 mph
SE
|
|
Wednesday Night
Nov 11
|
Mostly Clear
|
42°F |
10 to 21 mph
SE
|
|
Thursday
Nov 12
|
Mostly Sunny
|
59°F |
5 to 18 mph
SSE
|
|
Thursday Night
Nov 12
|
Partly Cloudy
|
40°F |
5 to 15 mph
SSE
|
|
Friday
Nov 13
|
Mostly Sunny
|
54°F |
15 to 23 mph
S
|
|
Friday Night
Nov 13
|
Slight Chance Rain Showers
|
41°F |
17 to 26 mph
SSW
|
|
Saturday
Nov 14
|
Mostly Sunny then Slight Chance Rain Showers
|
50°F |
15 to 22 mph
S
|
|
Saturday Night
Nov 14
|
Chance Rain Showers
|
41°F |
15 to 26 mph
S
|
|
Sunday
Nov 15
|
Chance Rain And Snow Showers
|
45°F |
9 to 22 mph
S
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around South Mountain.