Weather Alert
Laffey Lake Weather Warning NWS WEATHER ALERT FOR THE LAFFEY LAKE, SD AREA - Issued: 426 AM CDT Sun Aug 23 2026 Laffey Lake Weather Warning

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Laffey Lake, SD Weather - Hour by Hour Forecast

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Laffey Lake, SD Weather - Hour by Hour Forecast

24 Hour Forecast

Current Conditions - Clear. Temperature is 81°F27°C, dew point 62°F17°C, humidity 52%. Wind direction is SSW at 12 mph19 km/h with visibility of 10 mi16 km. Barometric pressure is 30.04 in1017 mb.
Today - Partly sunny with a 50% chance of showers. Near steady temperature in the mid 70s. South winds 15 to 20 mph... Full Forecast
Tonight - Showers likely with a chance of thunderstorms. Humid with lows in the lower 60s. Southeast winds 15 to 20 mph. Chance of rain 70 p.. Full Forecast

Laffey Lake Hourly Weather

24 Hour Forecast Scroll
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Laffey Lake, SD Hourly Weather - Mostly Cloudy - 3:00 PM Laffey Lake, SD Hourly Weather - Mostly Cloudy - 4:00 PM Laffey Lake, SD Hourly Weather - Mostly Cloudy - 5:00 PM Laffey Lake, SD Hourly Weather - Partly Cloudy - 6:00 PM Laffey Lake, SD Hourly Weather - Partly Cloudy - 7:00 PM Laffey Lake, SD Hourly Weather - Partly Cloudy - 8:00 PM Laffey Lake, SD Hourly Weather - Mostly Cloudy - 9:00 PM Laffey Lake, SD Hourly Weather - Mostly Cloudy - 10:00 PM Laffey Lake, SD Hourly Weather - Mostly Cloudy - 11:00 PM Laffey Lake, SD Hourly Weather - Cloudy - 12:00 AM Laffey Lake, SD Hourly Weather - Cloudy - 1:00 AM Laffey Lake, SD Hourly Weather - Cloudy - 2:00 AM Laffey Lake, SD Hourly Weather - Cloudy - 3:00 AM Laffey Lake, SD Hourly Weather - Cloudy - 4:00 AM Laffey Lake, SD Hourly Weather - Cloudy - 5:00 AM Laffey Lake, SD Hourly Weather - Mostly Cloudy - 6:00 AM Laffey Lake, SD Hourly Weather - Mostly Cloudy - 7:00 AM Laffey Lake, SD Hourly Weather - Mostly Cloudy - 8:00 AM Laffey Lake, SD Hourly Weather - Clear - 9:00 AM Laffey Lake, SD Hourly Weather - Clear - 10:00 AM Laffey Lake, SD Hourly Weather - Clear - 11:00 AM Laffey Lake, SD Hourly Weather - Clear - 12:00 PM Laffey Lake, SD Hourly Weather - Clear - 1:00 PM Laffey Lake, SD Hourly Weather - Clear - 2:00 PM
Mostly Cloudy Mostly Cloudy Mostly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Clear Clear Clear Clear Clear Clear
82°F28°C 83°F28°C 82°F28°C 81°F27°C 80°F27°C 77°F25°C 75°F24°C 72°F22°C 70°F21°C 69°F21°C 67°F19°C 66°F19°C 65°F18°C 64°F18°C 63°F17°C 63°F17°C 62°F17°C 65°F18°C 68°F20°C 71°F22°C 74°F23°C 78°F26°C 81°F27°C 83°F28°C
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10% 10% 10% 10% 10% 24% 24% 24% 24% 24% 24% 54% 54% 54% 54% 54% 54% 5% 5% 5% 5% 5% 5% 1%
61°F16°C 61°F16°C 62°F17°C 62°F17°C 63°F17°C 63°F17°C 63°F17°C 63°F17°C 62°F17°C 62°F17°C 61°F16°C 61°F16°C 60°F16°C 60°F16°C 60°F16°C 59°F15°C 59°F15°C 60°F16°C 61°F16°C 62°F17°C 63°F17°C 63°F17°C 64°F18°C 64°F18°C
49% 48% 51% 53% 56% 62% 66% 73% 76% 78% 81% 84% 84% 87% 90% 87% 90% 84% 78% 73% 69% 60% 56% 53%
S S S S S SSE SSE SSE SSE SSE SSE SSE SSE SSE SSE SSE SSE SSE SSE SSE SSE S S S
13 mph 13 mph 13 mph 13 mph 13 mph 13 mph 9 mph 9 mph 9 mph 8 mph 8 mph 8 mph 9 mph 9 mph 9 mph 10 mph 10 mph 10 mph 12 mph 12 mph 12 mph 10 mph 10 mph 10 mph
10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km
Hour (CDT)
Weather
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POP = Probability of Precipitation. ** Indicates missing data/values from KMHE model statistics.

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Prob Precip % = Probability of Precipitation.

Laffey Lake 36 Hour Forecast

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

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