Alta Sierra, CA Weather Forecast
Local 7-day forecast
Mostly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Alta Sierra, CA in one place.
Mostly sunny. High near 69, with temperatures falling to around 62 in the afternoon. North northwest wind 0 to 5 mph.
Local Weather Overview
This forecast page for Alta Sierra, CA 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 5, 2026 8:33 PM PST.
The active forecast window currently covers Nov 6 to Nov 12, 2026 for Alta Sierra, CA.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Nov 6 to Nov 12, 2026
- Latest sync
- Nov 5, 2026 8:33 PM PST
- Forecast office
- STO
- Source
- NOAA / NWS
Daily Outlook
This Week in Alta Sierra
Saturday looks like the warmest upcoming period in Alta Sierra at 72 degrees F.
Friday Night is the coolest period ahead with temperatures near 47 degrees F.
The strongest winds are forecast for Veterans Day at about 2 to 6 mph SSE.
Precipitation is mentioned in 3 upcoming forecast periods.
Forecast Details
- Last updated
- Nov 5, 2026 8:33 PM PST
- Coverage
- 7 days
- Time zone
- America/Los_Angeles
- Forecast office
- STO
- Radar station
- KBBX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Mostly clear, with a low around 47. East northeast wind 1 to 5 mph.
Sunny, with a high near 72. Southwest wind 1 to 5 mph.
Mostly clear, with a low around 48. East wind 1 to 5 mph.
Sunny, with a high near 72.
Partly cloudy, with a low around 48.
Mostly sunny, with a high near 69.
Mostly clear, with a low around 47.
Sunny, with a high near 70.
Partly cloudy, with a low around 48.
A slight chance of rain after 4pm. Mostly sunny, with a high near 69.
A chance of rain. Mostly cloudy, with a low around 48.
A chance of rain before 5pm. Partly sunny, with a high near 65.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Friday
Nov 6
|
Mostly Sunny
|
69°F |
0 to 5 mph
NNW
|
|
Friday Night
Nov 6
|
Mostly Clear
|
47°F |
1 to 5 mph
ENE
|
|
Saturday
Nov 7
|
Sunny
|
72°F |
1 to 5 mph
SW
|
|
Saturday Night
Nov 7
|
Mostly Clear
|
48°F |
1 to 5 mph
E
|
|
Sunday
Nov 8
|
Sunny
|
72°F |
1 to 5 mph
W
|
|
Sunday Night
Nov 8
|
Partly Cloudy
|
48°F |
1 to 5 mph
SSE
|
|
Monday
Nov 9
|
Mostly Sunny
|
69°F |
1 to 5 mph
SSW
|
|
Monday Night
Nov 9
|
Mostly Clear
|
47°F |
1 to 5 mph
SSE
|
|
Tuesday
Nov 10
|
Sunny
|
70°F |
1 to 5 mph
WSW
|
|
Tuesday Night
Nov 10
|
Partly Cloudy
|
48°F |
3 mph
SSE
|
|
Veterans Day
Nov 11
|
Mostly Sunny then Slight Chance Light Rain
|
69°F |
2 to 6 mph
SSE
|
|
Wednesday Night
Nov 11
|
Chance Light Rain
|
48°F |
2 to 6 mph
SSE
|
|
Thursday
Nov 12
|
Chance Light Rain
|
65°F |
5 mph
SSE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Alta Sierra.