Grant County, SD Weather Forecast
County weather hub
Chance Light Rain
Compare major city weather across Grant County, scan the latest forecast snapshots, and jump into local 7-day outlook pages from one hub.
A chance of rain. Partly sunny, with a high near 61. Chance of precipitation is 30%.
County Weather Overview
This county weather page brings together forecast coverage for Grant County so visitors can compare temperatures, wind, and conditions across the region without hopping between unrelated pages.
Current forecast coverage spans 1 of 1 mapped cities in Grant County.
Page Snapshot
- Page focus
- county weather
- Forecast window
- Apr 15, 2026
- Latest sync
- Apr 9, 2026 5:41 PM CDT
- Forecast office
- ABR
- Source
- NOAA / NWS
Daily Outlook
This Week in Grant County
Wednesday looks like the warmest upcoming period in Grant County at 61 degrees F.
Wednesday Night is the coolest period ahead with temperatures near 42 degrees F.
The strongest winds are forecast for Wednesday Night at about 10 to 14 mph WSW.
Precipitation is mentioned in 2 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 9, 2026 5:41 PM CDT
- Coverage
- 1 day
- 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 rain. Partly cloudy, with a low around 42. Chance of precipitation is 30%.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Wednesday
Apr 15
|
Chance Light Rain
|
61°F |
13 mph
NW
|
|
Wednesday Night
Apr 15
|
Chance Light Rain
|
42°F |
10 to 14 mph
WSW
|
Major City Forecasts
Live forecast snapshots for major cities across Grant County.
Coverage
Forecast coverage currently spans 1 of 1 mapped cities in Grant County.
Largest mapped city population in this region: 3,066.