Westport, SD Weather Forecast
Local 7-day forecast
Mostly Sunny then Slight Chance Rain Showers
Track current conditions, temperature changes, wind, and the full daily outlook for Westport, SD in one place.
A slight chance of rain showers after 1pm. Mostly sunny, with a high near 70. West southwest wind 6 to 12 mph. Chance of precipitation is 20%.
Local Weather Overview
This forecast page for Westport, 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: Apr 11, 2026 11:52 AM CDT.
The active forecast window currently covers Apr 15 to Apr 17, 2026 for Westport, SD.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Apr 15 to Apr 17, 2026
- Latest sync
- Apr 11, 2026 11:52 AM CDT
- Forecast office
- ABR
- Source
- NOAA / NWS
Daily Outlook
This Week in Westport
Wednesday looks like the warmest upcoming period in Westport at 70 degrees F.
Friday Night is the coolest period ahead with temperatures near 23 degrees F.
The strongest winds are forecast for Friday at about 17 to 21 mph NNW.
Precipitation is mentioned in 6 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 11, 2026 11:52 AM CDT
- Coverage
- 3 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 slight chance of rain showers before 7pm. Partly cloudy, with a low around 43. Chance of precipitation is 20%.
A slight chance of rain showers after 1pm. Mostly sunny, with a high near 69. Chance of precipitation is 20%.
A chance of rain showers before 4am, then a chance of rain and snow showers. Partly cloudy, with a low around 34. Chance of precipitation is 30%.
A chance of rain and snow showers. Partly sunny, with a high near 46. Chance of precipitation is 30%. New snow accumulation of less than half an inch possible.
A slight chance of rain and snow showers. Mostly cloudy, with a low around 23. Chance of precipitation is 20%.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Wednesday
Apr 15
|
Mostly Sunny then Slight Chance Rain Showers
|
70°F |
6 to 12 mph
WSW
|
|
Wednesday Night
Apr 15
|
Slight Chance Rain Showers then Partly Cloudy
|
43°F |
10 mph
S
|
|
Thursday
Apr 16
|
Mostly Sunny then Slight Chance Rain Showers
|
69°F |
10 to 20 mph
SSW
|
|
Thursday Night
Apr 16
|
Chance Rain Showers then Chance Rain And Snow Showers
|
34°F |
17 mph
NNW
|
|
Friday
Apr 17
|
Chance Rain And Snow Showers
|
46°F |
17 to 21 mph
NNW
|
|
Friday Night
Apr 17
|
Slight Chance Rain And Snow Showers
|
23°F |
12 to 18 mph
NNW
|
Nearby Forecasts
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