Fall River County, SD Weather Forecast
County weather hub
Sunny then Chance Showers And Thunderstorms
Compare major city weather across Fall River County, scan the latest forecast snapshots, and jump into local 7-day outlook pages from one hub.
A chance of rain showers between noon and 3pm, then a chance of showers and thunderstorms. Sunny, with a high near 80. South wind 10 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 30%.
County Weather Overview
This county weather page brings together forecast coverage for Fall River 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 Fall River County.
Page Snapshot
- Page focus
- county weather
- Forecast window
- Jun 1 to Jun 5, 2026
- Latest sync
- May 30, 2026 10:43 AM MDT
- Forecast office
- UNR
- Source
- NOAA / NWS
Daily Outlook
This Week in Fall River County
Thursday looks like the warmest upcoming period in Fall River County at 87 degrees F.
Monday Night is the coolest period ahead with temperatures near 50 degrees F.
The strongest winds are forecast for Tuesday at about 8 to 20 mph SE.
Precipitation is mentioned in 7 upcoming forecast periods.
Forecast Details
- Last updated
- May 30, 2026 10:43 AM MDT
- Coverage
- 6 days
- Time zone
- America/Denver
- Forecast office
- UNR
- Radar station
- KUDX
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. Partly cloudy, with a low around 50. Southeast wind 7 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 85.
A chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 53.
Mostly sunny, with a high near 85.
A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 52.
A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 87.
A chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 53.
Mostly sunny, with a high near 87.
Mostly clear, with a low around 54.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Monday
Jun 1
|
Sunny then Chance Showers And Thunderstorms
|
80°F |
10 to 16 mph
S
|
|
Monday Night
Jun 1
|
Chance Showers And Thunderstorms
|
50°F |
7 to 16 mph
SE
|
|
Tuesday
Jun 2
|
Mostly Sunny then Chance Showers And Thunderstorms
|
85°F |
8 to 20 mph
SE
|
|
Tuesday Night
Jun 2
|
Chance Showers And Thunderstorms then Partly Cloudy
|
53°F |
6 to 20 mph
SE
|
|
Wednesday
Jun 3
|
Mostly Sunny
|
85°F |
6 to 16 mph
S
|
|
Wednesday Night
Jun 3
|
Slight Chance Showers And Thunderstorms then Partly Cloudy
|
52°F |
7 to 17 mph
E
|
|
Thursday
Jun 4
|
Mostly Sunny then Slight Chance Showers And Thunderstorms
|
87°F |
7 to 17 mph
E
|
|
Thursday Night
Jun 4
|
Chance Showers And Thunderstorms then Partly Cloudy
|
53°F |
8 to 17 mph
N
|
|
Friday
Jun 5
|
Mostly Sunny
|
87°F |
8 to 18 mph
NE
|
|
Friday Night
Jun 5
|
Mostly Clear
|
54°F |
7 to 18 mph
E
|
Major City Forecasts
Live forecast snapshots for major cities across Fall River County.
Coverage
Forecast coverage currently spans 1 of 1 mapped cities in Fall River County.
Largest mapped city population in this region: 3,502.
