Weather Alert
Deans Lake Weather Warning NWS WEATHER ALERT FOR THE DEANS LAKE, SD AREA - HARD FROST ADVISORY Issued: 1056 AM CDT Fri Oct 16 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 - Clear. Temperature is 43°F6°C, dew point 31°F-1°C, humidity 62%. Wind direction is N at 0 mph0 km/h with visibility of 10 mi16 km. Barometric pressure is 30.56 in1034 mb.
Tonight - Areas of frost this evening. Clear. Lows in the mid 30s. Southwest winds 10 to 15 mph. Gusts up to 30 mph after midnight... Full Forecast
Saturday - Sunny. Much warmer with highs in the mid 60s. South winds 15 to 20 mph with gusts up to 30 mph... Full Forecast

Deans Lake Hourly Weather

24 Hour Forecast Scroll
Fri, Oct 16
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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 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
Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear
56°F13°C 53°F12°C 50°F10°C 47°F8°C 46°F8°C 46°F8°C 45°F7°C 44°F7°C 43°F6°C 42°F6°C 41°F5°C 41°F5°C 40°F4°C 42°F6°C 45°F7°C 47°F8°C 52°F11°C 57°F14°C 62°F17°C 64°F18°C 67°F19°C 69°F21°C 66°F19°C 63°F17°C
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0% 1% 1% 1% 1% 1% 1% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 1% 1% 1% 1% 1%
32°F0°C 32°F0°C 32°F0°C 32°F0°C 32°F0°C 33°F1°C 33°F1°C 33°F1°C 33°F1°C 33°F1°C 33°F1°C 33°F1°C 33°F1°C 33°F1°C 34°F1°C 34°F1°C 35°F2°C 36°F2°C 37°F3°C 37°F3°C 37°F3°C 37°F3°C 37°F3°C 37°F3°C
40% 45% 50% 56% 58% 60% 63% 65% 68% 70% 73% 73% 76% 70% 65% 60% 52% 45% 39% 37% 33% 31% 34% 38%
S S S S S S S S SSE SSE SSE SSE SSE SSE S S S S S SSE SSE SE SE SE
15 mph 15 mph 15 mph 15 mph 15 mph 13 mph 13 mph 13 mph 11 mph 11 mph 11 mph 9 mph 9 mph 9 mph 9 mph 9 mph 9 mph 7 mph 7 mph 7 mph 7 mph 7 mph 7 mph 6 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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