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Current Weather Conditions for Lyman, SD

Mostly sunny, with a high near 103. Heat index values as high as 115. South southeast wind 5 to 14 mph, with gusts as high as 23 mph.
95°F

Conditions

Wind: 5 mph SE
Humidity: 51%
Probability of Precipitation: 0%

Hourly Forcast (next 12 hours)

5 PM 6 PM 7 PM 8 PM 9 PM 10 PM 11 PM 12 AM 1 AM 2 AM 3 AM 4 AM 5 AM
95° 98° 101° 103° 103° 102° 99° 96° 93° 85° 81° 79° 79°

Upcoming Week

Day Forecast High Low
This Afternoon
Mostly Sunny
Mostly sunny, with a high near 103. Heat index values as high as 115. South southeast wind 5 to 14 mph, with gusts as high as 23 mph.
103°F 77°F
Tonight
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Mostly cloudy, with a low around 72. Heat index values as high as 101. Southeast wind 10 to 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.
103°F 77°F
Sunday
Chance Showers And Thunderstorms then Mostly Sunny
A chance of showers and thunderstorms before 7am. Mostly sunny, with a high near 104. Heat index values as high as 109. South southwest wind 9 to 13 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
103°F 77°F
Sunday Night
Mostly Clear
Mostly clear, with a low around 72. Heat index values as high as 108. North wind 6 to 10 mph.
103°F 77°F
Monday
Mostly Sunny
Mostly sunny, with a high near 99. Northeast wind 6 to 12 mph.
103°F 77°F
Monday Night
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms after 7pm. Mostly cloudy, with a low around 71. East wind 6 to 10 mph. Chance of precipitation is 20%.
103°F 77°F
Tuesday
Slight Chance Showers And Thunderstorms then Mostly Sunny
A slight chance of showers and thunderstorms before 7am. Mostly sunny, with a high near 97. East southeast wind 6 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.
103°F 77°F
Tuesday Night
Mostly Clear
Mostly clear, with a low around 70. South southeast wind 7 to 14 mph.
103°F 77°F
Wednesday
Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms
A slight chance of rain showers between 7am and 1pm, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 96. South southeast wind 7 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.
103°F 77°F
Wednesday Night
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Partly cloudy, with a low around 70. Chance of precipitation is 40%.
103°F 77°F
Thursday
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 96. Chance of precipitation is 40%.
103°F 77°F
Thursday Night
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms between 7pm and 1am. Mostly clear, with a low around 68. Chance of precipitation is 20%.
103°F 77°F
Friday
Mostly Sunny
Mostly sunny, with a high near 95.
103°F 77°F
Friday Night
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms after 7pm. Mostly clear, with a low around 67. Chance of precipitation is 20%.
103°F 77°F
Data provided by weather.gov