How is the weather in Lacy, SD?

At 6:46 AM on Mon, Sep 8, 2025 it is sunny and 58 degrees Fahrenheit, feeling like 58 degrees.

Lacy, SD Weather Forecast and Current Conditions

58°F
Feels Like 58°F

Humidity 95% Dew Point 57°F Wind SSW 3 MPH Gusts 3 Barometer 29.84 in.757.9 mm

Solar Rad 14 w/m2 UV Index 0

Report from 8 miles SE of central Lacy at 6:46 AM Mon, Sep 8, 2025

Current Weather

58°F
Feels Like 58°F

Humidity 95% Dew Point 57°F Wind SSW 3 MPH Gusts 3 Barometer 29.84 in.757.9 mm

Solar Rad 14 w/m2 UV Index 0

Report from 8 miles SE of central Lacy at 6:46 AM Mon, Sep 8, 2025

Forecast at a Glance

MonSep 8

10%

87°

60°

TueSep 9

85°

58°

WedSep 10

10%

84°

62°

ThuSep 11

20%

86°

63°

FriSep 12

20%

85°

61°

SatSep 13

50%

81°

58°

SunSep 14

40%

77°

57°

This Date in Weather History

1987 - A tropical depression off the coast of South Carolina brought another round of heavy rain to the Middle Atlantic Coast Region and the Upper Ohio Valley. Showers and thunderstorms produced extremely heavy rain in eastern Pennsylvania, where flooding caused more than 55 million dollars across a seven county area. The afternoon high of 97 degrees at Miami FL was a record for the month of September.

Lacy 7 Day Weather Forecast Details

Monday Sep 8

Day: Mostly sunny, with a high near 87. West northwest wind 5 to 8 mph.

Night: Areas of smoke between 7pm and 1am. Mostly cloudy. Low around 60, with temperatures rising to around 64 overnight. West wind around 8 mph.

Tuesday Sep 9

Day: Areas of smoke before 7am. Sunny, with a high near 85. North northwest wind around 9 mph.

Night: Mostly clear, with a low around 58. East northeast wind around 10 mph.

Wednesday Sep 10

Day: Mostly sunny, with a high near 84. East southeast wind 12 to 20 mph, with gusts as high as 29 mph.

Night: A slight chance of showers and thunderstorms after 7pm. Partly cloudy, with a low around 62. Southeast wind 16 to 20 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.

Thursday Sep 11

Day: A slight chance of rain showers before 7am. Partly sunny, with a high near 86. Southeast wind around 18 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.

Night: A slight chance of rain showers after 7pm. Mostly cloudy, with a low around 63. Southeast wind 10 to 17 mph. Chance of precipitation is 20%.

Friday Sep 12

Day: A slight chance of rain showers before 7am, then a slight chance of showers and thunderstorms. Partly sunny, with a high near 85. East southeast wind around 12 mph. Chance of precipitation is 20%.

Night: A slight chance of rain showers before 7pm, then a chance of showers and thunderstorms between 7pm and 1am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 61. Chance of precipitation is 50%.

Saturday Sep 13

Day: A chance of showers and thunderstorms. Partly sunny, with a high near 81. Chance of precipitation is 50%.

Night: A chance of showers and thunderstorms before 7pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 58. Chance of precipitation is 50%.

Sunday Sep 14

Day: A chance of rain showers before 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 77. Chance of precipitation is 40%.

Night: A chance of showers and thunderstorms before 7pm, then a slight chance of showers and thunderstorms. Mostly cloudy, with a low around 57. Chance of precipitation is 40%.

Sun & Moon Monthly

First Light 5:45 AM

Sunrise 6:15 AM

Sunset 7:08 PM

Last Light 7:38 PM

Moonrise 7:29 PM

Moonset 7:09 AM

Moon Phase

Airport Delays - Check over 300 airports

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