Weather Alert
Lacy Weather Warning NWS WEATHER ALERT FOR THE LACY, SD AREA - Issued: 317 AM CDT Mon Sep 7 2026 Lacy Weather Warning

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Lacy, SD Weather - Hour by Hour Forecast

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Lacy, SD Weather - Hour by Hour Forecast

24 Hour Forecast

Current Conditions - Light Rain. Temperature is 71°F22°C, dew point 68°F20°C, humidity 90%. Wind direction is SSW at 16 mph26 km/h with visibility of 8 mi13 km. Barometric pressure is 29.79 in1008 mb.
Rest of Today - Mostly cloudy late this morning, then becoming partly sunny. A chance of thunderstorms late this morning, then a chance of showers.. Full Forecast
Tonight - Partly cloudy in the evening, then becoming mostly cloudy. Less humid with lows in the mid 60s. Southwest winds 10 to 15 mph, beco.. Full Forecast

Lacy Hourly Weather

24 Hour Forecast Scroll
Mon, Sep 07
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Lacy, SD Hourly Weather - Mostly Cloudy - 12:00 PM Lacy, SD Hourly Weather - Mostly Cloudy - 1:00 PM Lacy, SD Hourly Weather - Mostly Cloudy - 2:00 PM Lacy, SD Hourly Weather - Mostly Cloudy - 3:00 PM Lacy, SD Hourly Weather - Mostly Cloudy - 4:00 PM Lacy, SD Hourly Weather - Mostly Cloudy - 5:00 PM Lacy, SD Hourly Weather - Mostly Cloudy - 6:00 PM Lacy, SD Hourly Weather - Mostly Cloudy - 7:00 PM Lacy, SD Hourly Weather - Mostly Cloudy - 8:00 PM Lacy, SD Hourly Weather - Mostly Cloudy - 9:00 PM Lacy, SD Hourly Weather - Mostly Cloudy - 10:00 PM Lacy, SD Hourly Weather - Mostly Cloudy - 11:00 PM Lacy, SD Hourly Weather - Cloudy - 12:00 AM Lacy, SD Hourly Weather - Cloudy - 1:00 AM Lacy, SD Hourly Weather - Cloudy - 2:00 AM Lacy, SD Hourly Weather - Partly Cloudy - 3:00 AM Lacy, SD Hourly Weather - Partly Cloudy - 4:00 AM Lacy, SD Hourly Weather - Partly Cloudy - 5:00 AM Lacy, SD Hourly Weather - Partly Cloudy - 6:00 AM Lacy, SD Hourly Weather - Partly Cloudy - 7:00 AM Lacy, SD Hourly Weather - Partly Cloudy - 8:00 AM Lacy, SD Hourly Weather - Mostly Clear - 9:00 AM Lacy, SD Hourly Weather - Mostly Clear - 10:00 AM Lacy, SD Hourly Weather - Mostly Clear - 11:00 AM
Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Cloudy Cloudy Cloudy Partly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy Mostly Clear Mostly Clear Mostly Clear
82°F28°C 86°F30°C 89°F32°C 91°F33°C 94°F34°C 93°F34°C 93°F34°C 92°F33°C 87°F31°C 83°F28°C 78°F26°C 76°F24°C 73°F23°C 71°F22°C 69°F21°C 66°F19°C 64°F18°C 63°F17°C 61°F16°C 60°F16°C 63°F17°C 66°F19°C 69°F21°C 73°F23°C
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18% 18% 5% 5% 5% 5% 5% 5% 5% 5% 5% 5% 5% 5% 4% 4% 4% 4% 4% 4% 1% 1% 1% 1%
67°F19°C 67°F19°C 66°F19°C 66°F19°C 65°F18°C 65°F18°C 65°F18°C 65°F18°C 64°F18°C 63°F17°C 62°F17°C 60°F16°C 59°F15°C 57°F14°C 56°F13°C 55°F13°C 54°F12°C 53°F12°C 53°F12°C 52°F11°C 52°F11°C 53°F12°C 53°F12°C 52°F11°C
61% 53% 47% 44% 39% 40% 40% 41% 47% 51% 58% 58% 62% 61% 63% 68% 70% 70% 75% 75% 67% 63% 57% 48%
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Hour (CDT)
Weather
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POP = Probability of Precipitation. ** Indicates missing data/values from KPIR model statistics.

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Prob Precip % = Probability of Precipitation.

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POP = Probability of Precipitation. ** Indicates missing data/values from model statistics.

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