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Marvin, SD 57251 Weather

It is 48°F and unknown precipitation and fog/mist in Marvin, SD 57251, observed at 6:30 AM CDT. Today: Areas Of Fog, high 58°F, low 52°F. Hourly and 7-day forecast from the National Weather Service. Times are local (CDT).

Marvin, SD 57251 current weather

48°F

Unknown Precipitation and Fog/Mist

H 58° / L 52°Feels like 44°

Observed at MILBANK (18.5 mi away), 10/31/2026, 6:30 AM CDT

Hourly forecast

NWS, updated 10/31/2026, 4:21 AM PT

  1. Now45°51%
  2. 8 AM45°37%
  3. 9 AM46°15%
  4. 10 AM48°11%
  5. 11 AM51°10%
  6. 12 PM53°11%
  7. 1 PM54°
  8. 2 PM55°
  9. 3 PM57°
  10. 4 PM57°
  11. 5 PM58°
  12. 6 PM58°
  13. 7 PM56°
  14. 8 PM56°
  15. 9 PM55°
  16. 10 PM55°
  17. 11 PM55°
  18. 12 AM55°13%Sun
  19. 1 AM55°15%
  20. 1 AM55°14%
  21. 2 AM55°21%
  22. 3 AM54°20%
  23. 4 AM54°
  24. 5 AM54°23%
  25. 6 AM53°18%
  26. 7 AM54°16%
  27. 8 AM54°15%
  28. 9 AM56°28%
  29. 10 AM57°16%
  30. 11 AM58°
  31. 12 PM59°
  32. 1 PM59°
  33. 2 PM60°
  34. 3 PM59°
  35. 4 PM60°
  36. 5 PM59°
  37. 6 PM58°
  38. 7 PM57°
  39. 8 PM57°
  40. 9 PM57°
  41. 10 PM57°
  42. 11 PM57°
  43. 12 AM57°61%Mon
  44. 1 AM56°61%
  45. 2 AM56°61%
  46. 3 AM55°61%
  47. 4 AM55°61%
  48. 5 AM55°61%

7-day forecast

Tap a day for details

  • Today10/3151% chance of precipitationLow 52°High 58°

    Today: Areas of fog and a chance of rain before 1pm. Cloudy, with a high near 58. Southeast wind around 9 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.

    Tonight: A slight chance of rain after 1am. Mostly cloudy, with a low around 52. South wind 6 to 12 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.

    Areas Of Fog
  • Sun11/161% chance of precipitationLow 52°High 60°

    Sunday: A chance of rain before 11am. Mostly cloudy, with a high near 60. South southeast wind 12 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.

    Sunday Night: Rain likely after midnight. Cloudy, with a low around 52. Southeast wind 10 to 16 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Chance Light Rain then Mostly Cloudy
  • Mon11/299% chance of precipitationLow 45°High 57°

    Monday: Rain. Cloudy, with a high near 57. East wind around 17 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.

    Monday Night: Rain and a slight chance of thunderstorms. Cloudy, with a low around 45. North northeast wind 17 to 35 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.

    Rain
  • Tue11/367% chance of precipitationLow 39°High 47°

    Tuesday: Rain likely and a slight chance of thunderstorms. Mostly cloudy, with a high near 47. North northwest wind 15 to 35 mph. Chance of precipitation is 70%.

    Tuesday Night: A chance of rain. Mostly cloudy, with a low around 39. Northwest wind 14 to 17 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.

    Light Rain Likely
  • Wed11/424% chance of precipitationLow 38°High 48°

    Wednesday: A slight chance of rain. Partly sunny, with a high near 48. Northwest wind 9 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.

    Wednesday Night: A slight chance of rain before midnight. Partly cloudy, with a low around 38. Chance of precipitation is 20%.

    Slight Chance Light Rain
  • Thu11/5Low 37°High 45°

    Thursday: Partly sunny, with a high near 45.

    Thursday Night: Mostly cloudy, with a low around 37.

    Partly Sunny
  • Fri11/610% chance of precipitationLow 37°High 46°

    Friday: Partly sunny, with a high near 46.

    Friday Night: Mostly cloudy, with a low around 37.

    Partly Sunny

Forecast for 45.274, -96.941 from the NWS ABR office, updated 10/31/2026, 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. Now45°Areas Of Fog51%9 mph
  2. 8 AM45°Areas Of Fog37%9 mph
  3. 9 AM46°Areas Of Fog15%9 mph
  4. 10 AM48°Patchy Fog11%9 mph
  5. 11 AM51°Patchy Fog10%9 mph
  6. 12 PM53°Patchy Fog11%9 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 weather in Marvin, SD 57251 right now?
The latest observation from MILBANK was 48°F and unknown precipitation and fog/mist, reported at 10/31/2026, 6:30 AM CDT.
What is the high temperature today in Marvin, SD 57251?
The National Weather Service forecast for today calls for a high near 58°F. Areas Of Fog.
Will it rain in Marvin, SD 57251 in the next 24 hours?
The hourly forecast shows a 51% chance of precipitation around 10/31/2026, 7:00 AM CDT.
What time is sunrise and sunset in Marvin, SD 57251 today?
Sunrise is about 8:05 AM CDT and sunset is about 6:16 PM CDT (calculated for the center of the area, within a few minutes).
What is the normal October weather in Marvin, SD 57251?
At Summit 1 W, the 1991 to 2020 normal high in October is 58°F and the normal low is 34°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

UV and air quality forecast

EPA and AirNow

AQI forecast today (Southwestern Minnesota)
53ModeratePM2.5
AQI forecast tomorrow (Southwestern Minnesota)
ModeratePM2.5

UV index guide · Air quality

Drought

By county

Grant County, week of 10/27/2026

52% of the county is in moderate drought or worse.

Sun and moon

Local time, center of the area

Sunrise
8:05 AM
Sunset
6:16 PM
Daylight
10 hr 11 min
Moon
Waning Gibbous 71% lit
First light (civil dawn)
7:35 AM
Last light (civil dusk)
6:47 PM
Moonrise
11:06 PM
Moonset
2:20 PM

Normal October weather

Climate

Normal October high 58°, low 34°, precipitation 2.51 in for the month. 1991 to 2020 normals at Summit 1 W, 6 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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