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Reliance, SD Weather

Today: Mostly Sunny, high 60°F, low 41°F. Hourly and 7-day forecast from the National Weather Service. Times are local (CDT).

Reliance, SD current weather

38°F

Mostly Sunny

Forecast for this hour. No recent report from a nearby station.

H 60° / L 41°

  • No rain expected in the next 12 hours

No recent station report. NWS hourly forecast updated 10/29/2026, 4:21 AM PT

Hourly forecast

NWS, updated 10/29/2026, 4:21 AM PT

  1. Now38°
  2. 8 AM38°
  3. 9 AM40°
  4. 10 AM42°
  5. 11 AM44°
  6. 12 PM48°
  7. 1 PM53°
  8. 2 PM55°
  9. 3 PM57°
  10. 4 PM59°
  11. 5 PM57°
  12. 6 PM55°
  13. 7 PM53°
  14. 8 PM49°
  15. 9 PM48°
  16. 10 PM47°
  17. 11 PM46°
  18. 12 AM46°Fri
  19. 1 AM45°
  20. 2 AM44°
  21. 3 AM44°
  22. 4 AM43°
  23. 5 AM42°
  24. 6 AM42°
  25. 7 AM42°
  26. 8 AM41°
  27. 9 AM43°
  28. 10 AM46°
  29. 11 AM49°
  30. 12 PM51°
  31. 1 PM55°
  32. 2 PM56°
  33. 3 PM56°
  34. 4 PM58°25%
  35. 5 PM56°29%
  36. 6 PM55°25%
  37. 7 PM54°48%
  38. 8 PM52°48%
  39. 9 PM51°48%
  40. 10 PM51°48%
  41. 11 PM50°48%
  42. 12 AM50°48%Sat
  43. 1 AM50°36%
  44. 2 AM50°36%
  45. 3 AM50°36%
  46. 4 AM49°36%
  47. 5 AM49°36%
  48. 6 AM49°36%

7-day forecast

Tap a day for details

  • Today10/29Low 41°High 60°

    Today: Mostly sunny. High near 60, with temperatures falling to around 57 in the afternoon. Southeast wind 5 to 15 mph, with gusts as high as 26 mph.

    Tonight: Partly cloudy, with a low around 41. Southeast wind 8 to 13 mph, with gusts as high as 23 mph.

    Mostly Sunny
  • Fri10/3048% chance of precipitationLow 46°High 59°

    Friday: A chance of rain after 4pm. Mostly cloudy. High near 59, with temperatures falling to around 56 in the afternoon. East southeast wind 9 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.

    Friday Night: A chance of rain. Cloudy, with a low around 46. East southeast wind around 14 mph, with gusts as high as 22 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.

    Mostly Cloudy then Chance Light Rain
  • Sat10/3136% chance of precipitationLow 47°High 63°

    Saturday: A chance of rain before 7am. Mostly cloudy, with a high near 63. Southeast wind around 15 mph, with gusts as high as 24 mph. Chance of precipitation is 40%.

    Saturday Night: Mostly cloudy, with a low around 47. South southeast wind around 13 mph, with gusts as high as 22 mph.

    Chance Light Rain then Mostly Cloudy
  • Sun11/167% chance of precipitationLow 49°High 65°

    Sunday: Mostly cloudy, with a high near 65. South southeast wind 10 to 18 mph, with gusts as high as 29 mph.

    Sunday Night: Rain likely. Cloudy, with a low around 49. Southeast wind around 17 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.

    Mostly Cloudy
  • Mon11/287% chance of precipitationLow 43°High 57°

    Monday: Rain. Cloudy, with a high near 57. East northeast wind 17 to 22 mph, with gusts as high as 33 mph. Chance of precipitation is 90%.

    Monday Night: Rain likely. Mostly cloudy, with a low around 43. Chance of precipitation is 70%.

    Light Rain
  • Tue11/350% chance of precipitationLow 38°High 50°

    Tuesday: A chance of rain. Mostly cloudy, with a high near 50. Chance of precipitation is 50%.

    Tuesday Night: A chance of rain. Mostly cloudy, with a low around 38. Chance of precipitation is 30%.

    Chance Light Rain
  • Wed11/416% chance of precipitationLow 34°High 49°

    Wednesday: A slight chance of rain before noon. Mostly sunny, with a high near 49. Chance of precipitation is 20%.

    Wednesday Night: Partly cloudy, with a low around 34.

    Slight Chance Light Rain then Mostly Sunny

Forecast for 43.882, -99.602 from the NWS ABR office, updated 10/29/2026, 4:21 AM PT · Official forecast on weather.gov

From the National Weather Service; may be delayed. Not for life-safety decisions. In an emergency, call 911.

Next 6 hours

NWS hourly forecast

  1. Now38°Mostly Sunny2%5 mph
  2. 8 AM38°Partly Sunny3%6 mph
  3. 9 AM40°Partly Sunny4%7 mph
  4. 10 AM42°Partly Sunny3%8 mph
  5. 11 AM44°Mostly Sunny4%9 mph
  6. 12 PM48°Mostly Sunny2%12 mph

Hourly details

Next 7 days: temperature chart, feels like, rain and snow amounts, sky cover, wind and gustsShow

Radar and satellite

National radar

NEXRAD (up to 24 hours) and GOES

Latest

Frequently asked questions

What is the high temperature today in Reliance, SD?
The National Weather Service forecast for today calls for a high near 60°F. Mostly Sunny.
Will it rain in Reliance, SD in the next 24 hours?
The NWS hourly forecast does not show any hour with a 50% or higher chance of precipitation in the next 24 hours.
What time is sunrise and sunset in Reliance, SD today?
Sunrise is about 8:11 AM CDT and sunset is about 6:32 PM CDT (calculated for the center of the area, within a few minutes).
What is the normal October weather in Reliance, SD?
At Kennebec, the 1991 to 2020 normal high in October is 64°F and the normal low is 36°F.

Nearby hazards

South Dakota hazards

Severe storm and flash flood outlooks, expected rain, river flooding and wildfires near this area

  • Severe storm outlook today:No thunderstorm risk area over this locationOutlook map
  • Excessive rainfall outlook (flash flood risk):Could not check the Weather Prediction Center outlook right now.
  • River gauges within 40 miles at or above flood stage: None reported
  • Active wildfires within 50 miles: None reported

Drought

By county

Lyman County, week of 10/20/2026

18% of the county is abnormally dry. No drought.

Sun and moon

Local time, center of the area

Sunrise
8:11 AM
Sunset
6:32 PM
Daylight
10 hr 22 min
Moon
Waning Gibbous 88% lit
First light (civil dawn)
7:41 AM
Last light (civil dusk)
7:02 PM
Moonrise
8:52 PM
Moonset
12:38 PM

Normal October weather

Climate

Normal October high 64°, low 36°, precipitation 1.63 in for the month. 1991 to 2020 normals at Kennebec, 13 mi away.

Other places nearby

Data sources

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About this data

Weather and emergencies: Weather, air quality and hazard information on this page is delayed and may be incomplete. It is not a substitute for official warnings. Always follow the National Weather Service, local emergency management and public safety officials. In an emergency, call 911. For evacuation orders, use your local official alert system.

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