Weather Alert
Lake Cavour Weather Warning NWS WEATHER ALERT FOR THE LAKE CAVOUR, SD AREA - DENSE FOG ADVISORY Issued: 538 AM CDT Sun Sep 27 2026 Lake Cavour Weather Warning

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Lake Cavour, SD Weather - Hour by Hour Forecast

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Lake Cavour, SD Weather - Hour by Hour Forecast

24 Hour Forecast

Current Conditions - Mist. Temperature is 64°F18°C, dew point 64°F18°C, humidity 100%. Wind direction is E at 3 mph5 km/h with visibility of 2 1/2 mi3 km. Barometric pressure is 30.06 in1017 mb.
Today - Mostly cloudy. Areas of dense fog this morning. Patchy very light drizzle this morning, then a slight chance of showers this after.. Full Forecast
Tonight - Mostly cloudy. A slight chance of showers in the evening, then a slight chance of sprinkles after midnight. Lows in the upper 50s... Full Forecast

Lake Cavour Hourly Weather

24 Hour Forecast Scroll
Sun, Sep 27
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Lake Cavour, SD Hourly Weather - Cloudy - 7:00 AM Lake Cavour, SD Hourly Weather - Cloudy - 8:00 AM Lake Cavour, SD Hourly Weather - Cloudy - 9:00 AM Lake Cavour, SD Hourly Weather - Cloudy - 10:00 AM Lake Cavour, SD Hourly Weather - Cloudy - 11:00 AM Lake Cavour, SD Hourly Weather - Cloudy - 12:00 PM Lake Cavour, SD Hourly Weather - Cloudy - 1:00 PM Lake Cavour, SD Hourly Weather - Cloudy - 2:00 PM Lake Cavour, SD Hourly Weather - Cloudy - 3:00 PM Lake Cavour, SD Hourly Weather - Cloudy - 4:00 PM Lake Cavour, SD Hourly Weather - Cloudy - 5:00 PM Lake Cavour, SD Hourly Weather - Cloudy - 6:00 PM Lake Cavour, SD Hourly Weather - Cloudy - 7:00 PM Lake Cavour, SD Hourly Weather - Cloudy - 8:00 PM Lake Cavour, SD Hourly Weather - Cloudy - 9:00 PM Lake Cavour, SD Hourly Weather - Cloudy - 10:00 PM Lake Cavour, SD Hourly Weather - Cloudy - 11:00 PM Lake Cavour, SD Hourly Weather - Cloudy - 12:00 AM Lake Cavour, SD Hourly Weather - Cloudy - 1:00 AM Lake Cavour, SD Hourly Weather - Cloudy - 2:00 AM Lake Cavour, SD Hourly Weather - Cloudy - 3:00 AM Lake Cavour, SD Hourly Weather - Cloudy - 4:00 AM Lake Cavour, SD Hourly Weather - Cloudy - 5:00 AM Lake Cavour, SD Hourly Weather - Cloudy - 6:00 AM
Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy
62°F17°C 63°F17°C 63°F17°C 64°F18°C 66°F19°C 69°F21°C 71°F22°C 72°F22°C 74°F23°C 75°F24°C 74°F23°C 73°F23°C 72°F22°C 70°F21°C 69°F21°C 67°F19°C 66°F19°C 66°F19°C 65°F18°C 64°F18°C 64°F18°C 63°F17°C 63°F17°C 62°F17°C
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3% 3% 3% 3% 3% 3% 3% 7% 7% 7% 7% 7% 7% 0% 0% 0% 0% 0% 0% 4% 4% 4% 4% 4%
62°F17°C 63°F17°C 63°F17°C 64°F18°C 64°F18°C 65°F18°C 65°F18°C 64°F18°C 64°F18°C 63°F17°C 63°F17°C 64°F18°C 64°F18°C 63°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 59°F15°C 59°F15°C
100% 100% 100% 100% 93% 87% 81% 76% 71% 66% 69% 73% 76% 79% 78% 81% 84% 81% 84% 87% 84% 87% 87% 90%
E E E ENE E E E E E E E E E ESE SE SE SE SE SSE SSE SSE SSE SSE SSE
3 mph 3 mph 5 mph 5 mph 5 mph 6 mph 6 mph 6 mph 6 mph 6 mph 6 mph 6 mph 6 mph 6 mph 4 mph 4 mph 4 mph 6 mph 6 mph 6 mph 7 mph 7 mph 7 mph 7 mph
.75 mi1 km 3 mi5 km 3 mi5 km 5 mi8 km 6 mi10 km 6 mi10 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
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POP = Probability of Precipitation. ** Indicates missing data/values from KHON model statistics.

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Prob Precip % = Probability of Precipitation.

Lake Cavour 36 Hour Forecast

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

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