Lyman, South Dakota Weather
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Weather Forecast for Lyman, South Dakota : Lyman County
Issued: 12:45 am CDT Jun 3, 2025 Latitude: 43.8811033 Longitude: -99.7395576 View on Google Maps

MouseOver for Detail Forecast
Overnight Tuesday Wednesday Thursday Friday Saturday Sunday Monday
30% chance of rain on Overnight Mostly Sunny on Tuesday 20% chance of on Wednesday 40% chance of thunderstorms on Thursday 20% chance of thunderstorms on Friday 30% chance of thunderstorms on Saturday Mostly Sunny on Sunday Mostly Sunny on Monday
Low: 50°F High: 71°F High: 70°F High: 68°F High: 73°F High: 80°F High: 75°F High: 77°F
Low: 47°F Low: 50°F Low: 50°F Low: 54°F Low: 56°F Low: 51°F  
Rain Mostly Sunny Partly Sunny Thunderstorms Thunderstorms Thunderstorms Mostly Sunny Mostly Sunny
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Current Conditions at
CHAMBERLAIN - (K9V9)
54°
Cloudy
Light Rain
as of 12:55 AM CDST
Rel. Humidity: 93%
Dew Point: 52°F
Visibility: 10 Miles
Pressure: 29.93 in.
Flight Rule: VFR
Wind Data
12 MPH
350° North
Cloud Level(s): Solid Overcast at 10000ft
Current Conditions at
WINNER WILEY FIELD - (KICR)
54°
Cloudy
Light Rain
as of 12:53 AM CDST
Rel. Humidity: 76%
Dew Point: 46°F
Visibility: 10 Miles
Pressure: 29.95 in.
Flight Rule: VFR
Wind Data
10 MPH
340° North
Cloud Level(s): Few at 9000ft, Solid Overcast at 11000ft
Current Conditions at
PIERRE - (KPIR)
52°
Mostly Clear
as of 12:53 AM CDST
Rel. Humidity: 76%
Dew Point: 45°F
Visibility: 10 Miles
Pressure: 29.98 in.
Flight Rule: VFR
Wind Data
6 MPH
340° North
Cloud Level(s): Few at 12000ft
30% chance of rain Overnight Overnight... A chance of showers, mainly before 2am. Cloudy, with a low around 50. North northwest wind 8 to 11 mph. Chance of precipitation is 30%.
Mostly Sunny on Tuesday Tuesday... Cloudy, then gradually becoming mostly sunny, with a high near 71. North northwest wind around 18 mph, with gusts as high as 28 mph.
Mostly Clear on Tuesday Night Tuesday Night... Mostly clear, with a low around 47. North wind 6 to 14 mph becoming west southwest after midnight.
20% chance of Wednesday Wednesday... A slight chance of showers after 1pm. Partly sunny, with a high near 70. South wind 6 to 11 mph. Chance of precipitation is 20%.
30% chance of rain Wednesday Night Wednesday Night... A chance of showers. Mostly cloudy, with a low around 50. East southeast wind 7 to 10 mph. Chance of precipitation is 30%.
40% chance of thunderstorms Thursday Thursday... A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 68. East southeast wind 8 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
40% chance of thunderstorms Thursday Night Thursday Night... A chance of showers and thunderstorms. Mostly cloudy, with a low around 50. East wind 6 to 11 mph becoming south after midnight. Chance of precipitation is 40%.
20% chance of thunderstorms Friday Friday... A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 73. Southeast wind 7 to 11 mph. Chance of precipitation is 20%.
30% chance of thunderstorms Friday Night Friday Night... A slight chance of showers and thunderstorms, then a chance of showers after 1am. Partly cloudy, with a low around 54. South southeast wind around 10 mph. Chance of precipitation is 30%.
30% chance of thunderstorms Saturday Saturday... A chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 80. Chance of precipitation is 30%.
30% chance of thunderstorms Saturday Night Saturday Night... A chance of showers and thunderstorms. Mostly cloudy, with a low around 56. Chance of precipitation is 30%.
Mostly Sunny on Sunday Sunday... Mostly sunny, with a high near 75. Breezy.
Cloudy on Sunday Night Sunday Night... Partly cloudy, with a low around 51.
Mostly Sunny on Monday Monday... Mostly sunny, with a high near 77.
Current Radar Image


Sun Almanac for Lyman, South Dakota
Sunrise: 05:58 AM
Sunset: 9:16 PM
Civil Sunrise:05:23 AM
Civil Sunset: 9:52 PM
Nautical Sunrise: 04:37 AM
Nautical Sunset: 10:38 PM
Astro Sunrise: 03:40 AM
Astro Sunset: 11:35 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.