Weather Alert
Deans Lake Weather Warning NWS WEATHER ALERT FOR THE DEANS LAKE, SD AREA - Issued: 919 PM CDT Thu Oct 15 2026 Deans Lake Weather Warning

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Deans Lake, SD Weather - Hour by Hour Forecast

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Deans Lake, SD Weather - Hour by Hour Forecast

24 Hour Forecast

Current Conditions - Overcast. Temperature is 47°F8°C, dew point 37°F3°C, humidity 68%. Wind direction is NW at 30 mph48 km/h with visibility of 10 mi16 km. Barometric pressure is 30.28 in1025 mb.
Tonight - Mostly cloudy and windy. Lows in the mid 30s. Northwest winds 25 to 30 mph with gusts up to 40 mph... Full Forecast
Friday - Partly sunny in the morning, then clearing. Windy with highs in the upper 40s. North winds 20 to 30 mph with gusts up to 40 mph, b.. Full Forecast

Deans Lake Hourly Weather

24 Hour Forecast Scroll
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Deans Lake, SD Hourly Weather - Clear - 11:00 PM Deans Lake, SD Hourly Weather - Clear - 12:00 AM Deans Lake, SD Hourly Weather - Clear - 1:00 AM Deans Lake, SD Hourly Weather - Clear - 2:00 AM Deans Lake, SD Hourly Weather - Clear - 3:00 AM Deans Lake, SD Hourly Weather - Clear - 4:00 AM Deans Lake, SD Hourly Weather - Clear - 5:00 AM Deans Lake, SD Hourly Weather - Clear - 6:00 AM Deans Lake, SD Hourly Weather - Clear - 7:00 AM Deans Lake, SD Hourly Weather - Clear - 8:00 AM Deans Lake, SD Hourly Weather - Clear - 9:00 AM Deans Lake, SD Hourly Weather - Clear - 10:00 AM Deans Lake, SD Hourly Weather - Clear - 11:00 AM Deans Lake, SD Hourly Weather - Clear - 12:00 PM Deans Lake, SD Hourly Weather - Clear - 1:00 PM Deans Lake, SD Hourly Weather - Clear - 2:00 PM Deans Lake, SD Hourly Weather - Clear - 3:00 PM Deans Lake, SD Hourly Weather - Clear - 4:00 PM Deans Lake, SD Hourly Weather - Clear - 5:00 PM Deans Lake, SD Hourly Weather - Clear - 6:00 PM Deans Lake, SD Hourly Weather - Clear - 7:00 PM Deans Lake, SD Hourly Weather - Clear - 8:00 PM Deans Lake, SD Hourly Weather - Clear - 9:00 PM Deans Lake, SD Hourly Weather - Clear - 10:00 PM
Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear
36°F2°C 36°F2°C 36°F2°C 36°F2°C 35°F2°C 35°F2°C 35°F2°C 35°F2°C 35°F2°C 37°F3°C 39°F4°C 41°F5°C 47°F8°C 53°F12°C 59°F15°C 62°F17°C 64°F18°C 67°F19°C 64°F18°C 60°F16°C 57°F14°C 54°F12°C 52°F11°C 49°F9°C
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1% 1% 1% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 1% 1% 1% 1% 1% 1% 1% 1% 1%
24°F-4°C 25°F-4°C 25°F-4°C 25°F-4°C 25°F-4°C 25°F-4°C 25°F-4°C 26°F-3°C 26°F-3°C 26°F-3°C 27°F-3°C 27°F-3°C 28°F-2°C 28°F-2°C 29°F-2°C 29°F-2°C 30°F-1°C 30°F-1°C 30°F-1°C 30°F-1°C 30°F-1°C 31°F-1°C 31°F-1°C 32°F0°C
61% 64% 64% 64% 67% 67% 67% 69% 69% 64% 62% 57% 47% 38% 32% 29% 28% 25% 28% 32% 36% 41% 44% 52%
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6 mph 8 mph 8 mph 8 mph 13 mph 13 mph 13 mph 15 mph 15 mph 15 mph 17 mph 17 mph 17 mph 19 mph 19 mph 19 mph 17 mph 17 mph 17 mph 13 mph 13 mph 13 mph 15 mph 15 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
Clouds
Temperature
Precip. Type
POP
Dewpoint
Humidity
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Visibility
POP = Probability of Precipitation. ** Indicates missing data/values from KHON model statistics.

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Prob Precip % = Probability of Precipitation.

Deans Lake 36 Hour Forecast

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

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