Onaka, SD Weather Forecast
Local 7-day forecast
Chance Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Onaka, SD in one place.
A chance of showers and thunderstorms. Mostly sunny, with a high near 81. Southeast wind around 15 mph, with gusts as high as 24 mph. Chance of precipitation is 40%.
Local Weather Overview
This forecast page for Onaka, 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: May 31, 2026 6:40 PM CDT.
The active forecast window currently covers May 31 to Jun 6, 2026 for Onaka, SD.
Page Snapshot
- Page focus
- city weather
- Forecast window
- May 31 to Jun 6, 2026
- Latest sync
- May 31, 2026 6:40 PM CDT
- Forecast office
- ABR
- Source
- NOAA / NWS
Daily Outlook
This Week in Onaka
Saturday looks like the warmest upcoming period in Onaka at 85 degrees F.
Tonight is the coolest period ahead with temperatures near 50 degrees F.
The strongest winds are forecast for Tuesday at about 10 to 23 mph SE.
Precipitation is mentioned in 11 upcoming forecast periods.
Forecast Details
- Last updated
- May 31, 2026 6:40 PM CDT
- Coverage
- 7 days
- Time zone
- America/Chicago
- Forecast office
- ABR
- Radar station
- KABR
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A chance of showers and thunderstorms before 8pm, then showers and thunderstorms likely between 8pm and 9pm, then a chance of showers and thunderstorms between 9pm and 11pm, then showers and thunderstorms likely between 11pm and midnight, then a chance of showers and thunderstorms between midnight and 1am. Mostly cloudy. Low around 50, with temperatures rising to around 54 overnight. East northeast wind 9 to 16 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.
Sunny, with a high near 77. North northwest wind 9 to 17 mph.
Partly cloudy, with a low around 51. East wind 7 to 10 mph.
A chance of showers and thunderstorms. Partly sunny, with a high near 81. Southeast wind 10 to 23 mph, with gusts as high as 31 mph. Chance of precipitation is 40%.
A chance of showers and thunderstorms before 7pm, then showers and thunderstorms likely. Mostly cloudy, with a low around 54. South southeast wind 16 to 23 mph, with gusts as high as 31 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible.
Showers and thunderstorms likely. Mostly cloudy, with a high near 81. South wind around 18 mph, with gusts as high as 26 mph. Chance of precipitation is 70%.
Showers and thunderstorms likely. Mostly cloudy, with a low around 55. South wind 9 to 15 mph. Chance of precipitation is 70%.
A slight chance of rain showers before 7am, then a chance of showers and thunderstorms. Partly sunny, with a high near 80. East northeast wind around 9 mph. Chance of precipitation is 30%.
A chance of showers and thunderstorms. Partly cloudy, with a low around 54. Chance of precipitation is 40%.
A chance of rain showers before 7am, then a slight chance of showers and thunderstorms. Partly sunny, with a high near 81. Chance of precipitation is 40%.
A slight chance of showers and thunderstorms before 7pm, then a chance of showers and thunderstorms. Partly cloudy, with a low around 55. Chance of precipitation is 30%.
A slight chance of rain showers before 7am. Mostly sunny, with a high near 85. Chance of precipitation is 20%.
Mostly clear, with a low around 58.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
This Afternoon
May 31
|
Chance Showers And Thunderstorms
|
81°F |
15 mph
SE
|
|
Tonight
May 31
|
Chance Showers And Thunderstorms
|
50°F |
9 to 16 mph
ENE
|
|
Monday
Jun 1
|
Sunny
|
77°F |
9 to 17 mph
NNW
|
|
Monday Night
Jun 1
|
Partly Cloudy
|
51°F |
7 to 10 mph
E
|
|
Tuesday
Jun 2
|
Chance Showers And Thunderstorms
|
81°F |
10 to 23 mph
SE
|
|
Tuesday Night
Jun 2
|
Chance Showers And Thunderstorms then Showers And Thunderstorms Likely
|
54°F |
16 to 23 mph
SSE
|
|
Wednesday
Jun 3
|
Showers And Thunderstorms Likely
|
81°F |
18 mph
S
|
|
Wednesday Night
Jun 3
|
Showers And Thunderstorms Likely
|
55°F |
9 to 15 mph
S
|
|
Thursday
Jun 4
|
Chance Showers And Thunderstorms
|
80°F |
9 mph
ENE
|
|
Thursday Night
Jun 4
|
Chance Showers And Thunderstorms
|
54°F |
10 mph
E
|
|
Friday
Jun 5
|
Chance Rain Showers then Slight Chance Showers And Thunderstorms
|
81°F |
12 to 16 mph
ESE
|
|
Friday Night
Jun 5
|
Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms
|
55°F |
9 to 15 mph
ESE
|
|
Saturday
Jun 6
|
Slight Chance Rain Showers then Mostly Sunny
|
85°F |
12 mph
ESE
|
|
Saturday Night
Jun 6
|
Mostly Clear
|
58°F |
14 mph
SE
|
Nearby Forecasts
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