Alpena, SD Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Alpena, SD in one place.
Sunny, with a high near 98. South wind 15 to 20 mph, with gusts as high as 30 mph.
Local Weather Overview
This forecast page for Alpena, SD 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: Jul 12, 2026 10:20 AM CDT.
The active forecast window currently covers Jul 13 to Jul 18, 2026 for Alpena, SD.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jul 13 to Jul 18, 2026
- Latest sync
- Jul 12, 2026 10:20 AM CDT
- Forecast office
- FSD
- Source
- NOAA / NWS
Daily Outlook
This Week in Alpena
Wednesday looks like the warmest upcoming period in Alpena at 101 degrees F.
Tuesday Night is the coolest period ahead with temperatures near 69 degrees F.
The strongest winds are forecast for Monday at about 15 to 20 mph S.
The forecast from Jul 13 through Jul 18 stays mostly dry.
Forecast Details
- Last updated
- Jul 12, 2026 10:20 AM CDT
- Coverage
- 6 days
- Time zone
- America/Chicago
- Forecast office
- FSD
- Radar station
- KABR
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Clear, with a low around 70. South wind 10 to 20 mph, with gusts as high as 30 mph.
Sunny, with a high near 100. South wind 10 to 15 mph, with gusts as high as 25 mph.
Mostly clear, with a low around 69. South wind 10 to 15 mph.
Sunny, with a high near 101.
Mostly clear, with a low around 73.
Sunny, with a high near 101.
Mostly clear, with a low around 75.
Sunny, with a high near 100.
Mostly clear, with a low around 73.
Mostly sunny, with a high near 98.
Mostly clear, with a low around 70.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Monday
Jul 13
|
Sunny
|
98°F |
15 to 20 mph
S
|
|
Monday Night
Jul 13
|
Clear
|
70°F |
10 to 20 mph
S
|
|
Tuesday
Jul 14
|
Sunny
|
100°F |
10 to 15 mph
S
|
|
Tuesday Night
Jul 14
|
Mostly Clear
|
69°F |
10 to 15 mph
S
|
|
Wednesday
Jul 15
|
Sunny
|
101°F |
10 to 15 mph
S
|
|
Wednesday Night
Jul 15
|
Mostly Clear
|
73°F |
10 to 15 mph
S
|
|
Thursday
Jul 16
|
Sunny
|
101°F |
10 to 20 mph
S
|
|
Thursday Night
Jul 16
|
Mostly Clear
|
75°F |
10 to 15 mph
S
|
|
Friday
Jul 17
|
Sunny
|
100°F |
10 to 15 mph
S
|
|
Friday Night
Jul 17
|
Mostly Clear
|
73°F |
10 to 15 mph
SE
|
|
Saturday
Jul 18
|
Mostly Sunny
|
98°F |
10 to 15 mph
N
|
|
Saturday Night
Jul 18
|
Mostly Clear
|
70°F |
10 to 15 mph
ENE
|
Nearby Forecasts
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