Altamont, SD Weather Forecast
Local 7-day forecast
Mostly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Altamont, SD in one place.
Mostly sunny, with a high near 74. North northeast wind 6 to 9 mph.
Local Weather Overview
This forecast page for Altamont, 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: Jun 24, 2026 9:14 AM CDT.
The active forecast window currently covers Jun 25 to Jun 30, 2026 for Altamont, SD.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jun 25 to Jun 30, 2026
- Latest sync
- Jun 24, 2026 9:14 AM CDT
- Forecast office
- ABR
- Source
- NOAA / NWS
Daily Outlook
This Week in Altamont
Sunday looks like the warmest upcoming period in Altamont at 94 degrees F.
Thursday Night is the coolest period ahead with temperatures near 54 degrees F.
The strongest winds are forecast for Saturday at about 14 to 23 mph SSE.
Precipitation is mentioned in 10 upcoming forecast periods.
Forecast Details
- Last updated
- Jun 24, 2026 9:14 AM CDT
- Coverage
- 6 days
- Time zone
- America/Chicago
- Forecast office
- ABR
- Radar station
- KFSD
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Mostly cloudy, with a low around 54. East wind around 6 mph.
A slight chance of rain showers between 7am and 1pm. Mostly cloudy, with a high near 76. Southeast wind 7 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.
A slight chance of rain showers between 7pm and 1am. Mostly cloudy, with a low around 60. Southeast wind around 14 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 83. South southeast wind 14 to 23 mph, with gusts as high as 35 mph. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms before 7pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 68. Southeast wind 17 to 22 mph, with gusts as high as 33 mph. Chance of precipitation is 40%.
A chance of showers and thunderstorms before 7am, then a chance of showers and thunderstorms between 7am and 1pm. Mostly sunny, with a high near 94. South southeast wind around 21 mph, with gusts as high as 33 mph. Chance of precipitation is 40%.
A chance of showers and thunderstorms after 1am. Mostly clear, with a low around 69. Chance of precipitation is 40%.
A chance of showers and thunderstorms. Sunny, with a high near 92. Chance of precipitation is 40%.
A slight chance of showers and thunderstorms. Mostly clear, with a low around 65. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 92. Chance of precipitation is 20%.
A chance of showers and thunderstorms before 1am. Mostly clear, with a low around 66. Chance of precipitation is 30%.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Thursday
Jun 25
|
Mostly Sunny
|
74°F |
6 to 9 mph
NNE
|
|
Thursday Night
Jun 25
|
Mostly Cloudy
|
54°F |
6 mph
E
|
|
Friday
Jun 26
|
Slight Chance Rain Showers
|
76°F |
7 to 13 mph
SE
|
|
Friday Night
Jun 26
|
Slight Chance Rain Showers
|
60°F |
14 mph
SE
|
|
Saturday
Jun 27
|
Partly Sunny then Slight Chance Showers And Thunderstorms
|
83°F |
14 to 23 mph
SSE
|
|
Saturday Night
Jun 27
|
Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms
|
68°F |
17 to 22 mph
SE
|
|
Sunday
Jun 28
|
Chance Showers And Thunderstorms
|
94°F |
21 mph
SSE
|
|
Sunday Night
Jun 28
|
Mostly Clear then Chance Showers And Thunderstorms
|
69°F |
9 to 16 mph
S
|
|
Monday
Jun 29
|
Chance Showers And Thunderstorms
|
92°F |
9 to 17 mph
SW
|
|
Monday Night
Jun 29
|
Slight Chance Showers And Thunderstorms
|
65°F |
6 to 15 mph
W
|
|
Tuesday
Jun 30
|
Slight Chance Showers And Thunderstorms
|
92°F |
8 to 13 mph
S
|
|
Tuesday Night
Jun 30
|
Chance Showers And Thunderstorms
|
66°F |
7 to 12 mph
SSE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Altamont.
Nearby forecast pages are not available for this location yet.