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Current Weather Conditions for Lyman, SD

Sunny, with a high near 99. Heat index values as high as 98. South southeast wind around 15 mph.
98°F

Conditions

Wind: 15 mph SSE
Humidity: 29%
Probability of Precipitation: 0%

Hourly Forcast (next 12 hours)

10 PM 11 PM 12 AM 1 AM 2 AM 3 AM 4 AM 5 AM 6 AM 7 AM 8 AM 9 AM 10 AM
98° 98° 97° 94° 90° 86° 83° 82° 80° 79° 77° 76° 74°

Upcoming Week

Day Forecast High Low
This Afternoon
Sunny
Sunny, with a high near 99. Heat index values as high as 98. South southeast wind around 15 mph.
98°F 65°F
Tonight
Mostly Clear
Mostly clear, with a low around 72. Heat index values as high as 98. South southeast wind 10 to 16 mph.
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Friday
Sunny
Sunny, with a high near 102. Heat index values as high as 100. West southwest wind around 9 mph.
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Friday Night
Mostly Clear
Mostly clear, with a low around 71. Heat index values as high as 99. Northeast wind 8 to 14 mph.
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Saturday
Sunny
Sunny, with a high near 96. East northeast wind around 14 mph, with gusts as high as 22 mph.
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Saturday Night
Partly Cloudy
Partly cloudy, with a low around 71. East southeast wind around 15 mph.
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Sunday
Mostly Sunny then Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 104. South southeast wind 12 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.
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Sunday Night
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Partly cloudy, with a low around 73. South wind 9 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.
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Monday
Slight Chance Showers And Thunderstorms then Mostly Sunny
A slight chance of showers and thunderstorms before 7am. Mostly sunny, with a high near 100. North northwest wind 8 to 16 mph. Chance of precipitation is 20%.
98°F 65°F
Monday Night
Mostly Clear
Mostly clear, with a low around 68.
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Tuesday
Mostly Sunny
Mostly sunny, with a high near 87.
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Tuesday Night
Partly Cloudy
Partly cloudy, with a low around 63.
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Wednesday
Chance Rain Showers
A chance of rain showers after 7am. Partly sunny, with a high near 84. Chance of precipitation is 30%.
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Wednesday Night
Chance Showers And Thunderstorms
A slight chance of rain showers before 7pm, then a chance of showers and thunderstorms. Partly cloudy, with a low around 62. Chance of precipitation is 40%.
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Data provided by weather.gov