South Dakota alerts

Fall River County, South Dakota weather alerts

No watches, warnings or advisories are in force for Fall River County.

Checked Sun, Sep 20, 2026, 7:39 AM MDT. Times are Mountain Daylight Time.

Fall River County forecastLive radar here

Radar

Reflectivity now over Fall River County, South Dakota. Open it to see warnings and watches on the map.

Open the live radar with warnings and watches

Radar mosaic and map layers from NOAA MRMS. Boundaries from the Iowa Environmental Mesonet.

Alerts in force

Nothing is in force for Fall River County right now. Its warnings come from the National Weather Service and appear here within a minute of being issued; every one of the past year is below.

The past year in Fall River County

In the past year the National Weather Service issued 158 alerts for Fall River County, including 49 severe thunderstorm warnings, 34 red flag warnings, 8 high wind warnings and 2 freeze warnings.

ProductIssuedMost recent
Severe Thunderstorm Warning49Sep 6, 2026
Red Flag Warning34Sep 11, 2026
High Wind Warning8Mar 12, 2026
Freeze Warning2May 19, 2026
Flash Flood Warning1Jun 2, 2026
Severe Thunderstorm Watch15Aug 27, 2026
Fire Weather Watch14Jul 12, 2026
High Wind Watch6Mar 12, 2026
Extreme Heat Watch1Jul 11, 2026
Wind Advisory17Jun 29, 2026
Cold Weather Advisory3Jan 25, 2026
Heat Advisory3Aug 2, 2026
Frost Advisory2May 20, 2026
Winter Weather Advisory2Feb 18, 2026
Dense Fog Advisory1Oct 14, 2025

Warnings issued

  1. Red Flag Warning
  2. Red Flag Warning
  3. Severe Thunderstorm Warning
  4. Red Flag Warning
  5. Severe Thunderstorm Warning
  6. Severe Thunderstorm Warning
  7. Severe Thunderstorm Warning
  8. Severe Thunderstorm Warning
  9. Severe Thunderstorm Warning
  10. Severe Thunderstorm Warning
  11. Severe Thunderstorm Warning
  12. Severe Thunderstorm Warning
  13. Severe Thunderstorm Warning
  14. Severe Thunderstorm Warning
  15. Severe Thunderstorm Warning
  16. Severe Thunderstorm Warning
  17. Severe Thunderstorm Warning
  18. Severe Thunderstorm Warning
  19. Severe Thunderstorm Warning
  20. Severe Thunderstorm Warning
  21. Severe Thunderstorm Warning
  22. Red Flag Warning
  23. Red Flag Warning
  24. Red Flag Warning
  25. Severe Thunderstorm Warning
  26. Severe Thunderstorm Warning
  27. Severe Thunderstorm Warning
  28. Severe Thunderstorm Warning
  29. Red Flag Warning
  30. Red Flag Warning
  31. Severe Thunderstorm Warning
  32. Severe Thunderstorm Warning
  33. Severe Thunderstorm Warning
  34. Severe Thunderstorm Warning
  35. Severe Thunderstorm Warning
  36. Severe Thunderstorm Warning
  37. Red Flag Warning
  38. Severe Thunderstorm Warning
  39. Severe Thunderstorm Warning
  40. Severe Thunderstorm Warning
  41. Severe Thunderstorm Warning
  42. Severe Thunderstorm Warning
  43. Severe Thunderstorm Warning
  44. Severe Thunderstorm Warning
  45. Severe Thunderstorm Warning
  46. Severe Thunderstorm Warning
  47. Severe Thunderstorm Warning
  48. Severe Thunderstorm Warning
  49. Red Flag Warning
  50. Red Flag Warning
  51. Red Flag Warning
  52. Red Flag Warning
  53. Severe Thunderstorm Warning
  54. Severe Thunderstorm Warning
  55. Severe Thunderstorm Warning
  56. Severe Thunderstorm Warning
  57. Severe Thunderstorm Warning
  58. Flash Flood Warning
  59. Severe Thunderstorm Warning
  60. Severe Thunderstorm Warning

And 34 earlier warnings.

Every alert, most recent first
  1. Red Flag Warning
  2. Red Flag Warning
  3. Severe Thunderstorm Warning
  4. Red Flag Warning
  5. Severe Thunderstorm Warning
  6. Severe Thunderstorm Warning
  7. Severe Thunderstorm Warning
  8. Severe Thunderstorm Warning
  9. Severe Thunderstorm Watch
  10. Severe Thunderstorm Warning
  11. Severe Thunderstorm Watch
  12. Severe Thunderstorm Warning
  13. Severe Thunderstorm Warning
  14. Severe Thunderstorm Warning
  15. Severe Thunderstorm Warning
  16. Severe Thunderstorm Watch
  17. Severe Thunderstorm Warning
  18. Severe Thunderstorm Warning
  19. Severe Thunderstorm Warning
  20. Severe Thunderstorm Warning
  21. Severe Thunderstorm Warning
  22. Severe Thunderstorm Warning
  23. Severe Thunderstorm Warning
  24. Severe Thunderstorm Watch
  25. Severe Thunderstorm Warning
  26. Severe Thunderstorm Watch
  27. Red Flag Warning
  28. Red Flag Warning
  29. Red Flag Warning
  30. Heat Advisory
  31. Severe Thunderstorm Warning
  32. Severe Thunderstorm Warning
  33. Severe Thunderstorm Watch
  34. Severe Thunderstorm Warning
  35. Severe Thunderstorm Warning
  36. Heat Advisory
  37. Red Flag Warning
  38. Fire Weather Watch
  39. Red Flag Warning
  40. Heat Advisory

The 40 most recent of 158.

From the Iowa Environmental Mesonet’s archive of NWS watches, warnings and advisories (VTEC), by the county’s own code and the forecast zones inside it. Each date links to the event at the IEM.

Nearby

The counties around Fall River County, with what is in force in each.

What this means

Warning
The hazard is happening or about to. Act now: a tornado warning means take shelter, a flash flood warning means move to higher ground.
Watch
Conditions favor the hazard. Nothing is happening yet; have a plan and be ready to act if a warning follows.
Advisory
A hazard that is less serious than a warning but can still cause trouble, such as dense fog, heat or light ice.
Statement
Information about weather that does not yet meet a warning: a strong storm, a hydrologic update, or a special weather statement.

Severity (extreme, severe, moderate, minor) is the rating the issuing office gives each product. More on the difference: tornado watch vs. tornado warning. Alerts come from the National Weather Service; follow its instructions and your local officials.

Sources

Alerts from the National Weather Service's public feed, read afresh every minute, and matched to counties and zones by their UGC codes. Warnings from outside the United States come from each country's own meteorological service. Follow the issuing office's instructions and your local officials.