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Current Weather Conditions for Lyman, SD

A slight chance of showers and thunderstorms before 7am. Mostly sunny, with a high near 103. Heat index values as high as 109. South wind 7 to 12 mph. Chance of precipitation is 20%.
76°F

Conditions

Wind: 9 mph SSE
Humidity: 66%
Probability of Precipitation: 21%

Hourly Forcast (next 12 hours)

11 AM 12 PM 1 PM 2 PM 3 PM 4 PM 5 PM 6 PM 7 PM 8 PM 9 PM 10 PM 11 PM
76° 76° 79° 82° 85° 89° 94° 97° 100° 101° 102° 103° 102°

Upcoming Week

Day Forecast High Low
Today
Slight Chance Showers And Thunderstorms then Mostly Sunny
A slight chance of showers and thunderstorms before 7am. Mostly sunny, with a high near 103. Heat index values as high as 109. South wind 7 to 12 mph. Chance of precipitation is 20%.
88°F 65°F
Tonight
Mostly Clear then Patchy Smoke
Patchy smoke after 4am. Mostly clear, with a low around 71. Heat index values as high as 108. Northeast wind 6 to 9 mph.
88°F 65°F
Monday
Mostly Sunny
Mostly sunny, with a high near 98. East northeast wind 7 to 12 mph.
88°F 65°F
Monday Night
Mostly Cloudy then Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 70. East wind 5 to 9 mph. Chance of precipitation is 20%.
88°F 65°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 95. South southeast wind 5 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.
88°F 65°F
Tuesday Night
Partly Cloudy
Partly cloudy, with a low around 69. South southeast wind 7 to 14 mph.
88°F 65°F
Wednesday
Mostly Sunny
Mostly sunny, with a high near 96. South southeast wind 7 to 17 mph, with gusts as high as 26 mph.
88°F 65°F
Wednesday Night
Chance Showers And Thunderstorms
A chance of showers and thunderstorms after 7pm. Partly cloudy, with a low around 69. South southeast wind 9 to 17 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.
88°F 65°F
Thursday
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 7am, then a chance of showers and thunderstorms between 7am and 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 88. South southeast wind 9 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 50%.
88°F 65°F
Thursday Night
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 1am. Mostly clear, with a low around 66. Chance of precipitation is 40%.
88°F 65°F
Friday
Sunny
Sunny, with a high near 88.
88°F 65°F
Friday Night
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms after 7pm. Mostly clear, with a low around 65. Chance of precipitation is 20%.
88°F 65°F
Saturday
Slight Chance Showers And Thunderstorms then Mostly Sunny
A slight chance of showers and thunderstorms before 7am. Mostly sunny, with a high near 89. Chance of precipitation is 20%.
88°F 65°F
Saturday Night
Mostly Clear
Mostly clear, with a low around 66.
88°F 65°F
Data provided by weather.gov