Weather Alert
Wilmarth Lake Weather Warning NWS WEATHER ALERT FOR THE WILMARTH LAKE, SD AREA - Issued: 303 AM CDT Sat Aug 29 2026 Wilmarth Lake Weather Warning

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Wilmarth Lake, SD Weather - Hour by Hour Forecast

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Wilmarth Lake, SD Weather - Hour by Hour Forecast

24 Hour Forecast

Current Conditions - Clear. Temperature is 69°F21°C, dew point 66°F19°C, humidity 89%. Wind direction is ESE at 9 mph14 km/h with visibility of 10 mi16 km. Barometric pressure is 29.77 in1008 mb.
Today - Mostly sunny. Highs in the lower 90s. Southwest winds 10 to 15 mph, becoming north 5 to 10 mph this afternoon... Full Forecast
Tonight - Partly cloudy in the evening, then becoming mostly cloudy. Humid with lows in the upper 60s. Northeast winds 5 to 10 mph, becoming.. Full Forecast

Wilmarth Lake Hourly Weather

24 Hour Forecast Scroll
Sat, Aug 29
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Wilmarth Lake, SD Hourly Weather - Mostly Cloudy - 6:00 AM Wilmarth Lake, SD Hourly Weather - Mostly Cloudy - 7:00 AM Wilmarth Lake, SD Hourly Weather - Mostly Cloudy - 8:00 AM Wilmarth Lake, SD Hourly Weather - Mostly Cloudy - 9:00 AM Wilmarth Lake, SD Hourly Weather - Mostly Cloudy - 10:00 AM Wilmarth Lake, SD Hourly Weather - Mostly Cloudy - 11:00 AM Wilmarth Lake, SD Hourly Weather - Mostly Cloudy - 12:00 PM Wilmarth Lake, SD Hourly Weather - Mostly Cloudy - 1:00 PM Wilmarth Lake, SD Hourly Weather - Mostly Cloudy - 2:00 PM Wilmarth Lake, SD Hourly Weather - Partly Cloudy - 3:00 PM Wilmarth Lake, SD Hourly Weather - Partly Cloudy - 4:00 PM Wilmarth Lake, SD Hourly Weather - Partly Cloudy - 5:00 PM Wilmarth Lake, SD Hourly Weather - Clear - 6:00 PM Wilmarth Lake, SD Hourly Weather - Clear - 7:00 PM Wilmarth Lake, SD Hourly Weather - Clear - 8:00 PM Wilmarth Lake, SD Hourly Weather - Mostly Cloudy - 9:00 PM Wilmarth Lake, SD Hourly Weather - Mostly Cloudy - 10:00 PM Wilmarth Lake, SD Hourly Weather - Mostly Cloudy - 11:00 PM Wilmarth Lake, SD Hourly Weather - Mostly Cloudy - 12:00 AM Wilmarth Lake, SD Hourly Weather - Mostly Cloudy - 1:00 AM Wilmarth Lake, SD Hourly Weather - Mostly Cloudy - 2:00 AM Wilmarth Lake, SD Hourly Weather - Mostly Cloudy - 3:00 AM Wilmarth Lake, SD Hourly Weather - Mostly Cloudy - 4:00 AM Wilmarth Lake, SD Hourly Weather - Mostly Cloudy - 5:00 AM
Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy Clear Clear Clear Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy
71°F22°C 71°F22°C 72°F22°C 74°F23°C 75°F24°C 79°F26°C 82°F28°C 86°F30°C 88°F31°C 89°F32°C 91°F33°C 90°F32°C 88°F31°C 87°F31°C 84°F29°C 81°F27°C 78°F26°C 77°F25°C 76°F24°C 75°F24°C 74°F23°C 73°F23°C 72°F22°C 71°F22°C
Rain Rain - - - - - - - - - - - - - - - - - - - - - -
36% 36% 0% 0% 0% 0% 0% 0% 1% 1% 1% 1% 1% 1% 1% 1% 1% 1% 1% 1% 3% 3% 3% 3%
65°F18°C 65°F18°C 65°F18°C 66°F19°C 66°F19°C 66°F19°C 67°F19°C 67°F19°C 67°F19°C 67°F19°C 67°F19°C 67°F19°C 67°F19°C 67°F19°C 67°F19°C 67°F19°C 67°F19°C 67°F19°C 67°F19°C 67°F19°C 67°F19°C 66°F19°C 66°F19°C 65°F18°C
81% 81% 79% 76% 74% 65% 61% 53% 50% 48% 46% 47% 50% 52% 57% 63% 69% 71% 74% 76% 79% 79% 81% 81%
SE SE SSE SSE S S S S SSE SW SW SSE E N NE ENE E SSE SW W NW NW NNW SW
11 mph 11 mph 11 mph 9 mph 9 mph 9 mph 6 mph 6 mph 6 mph 6 mph 6 mph 6 mph 7 mph 7 mph 7 mph 6 mph 6 mph 6 mph 6 mph 6 mph 6 mph 5 mph 5 mph 5 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
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POP
Dewpoint
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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.

Wilmarth Lake 36 Hour Forecast

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

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