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Sweeney Weather Warning NWS WEATHER ALERT FOR THE SWEENEY, SD AREA - Issued: 311 AM CDT Mon Aug 3 2026 Sweeney Weather Warning

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Sweeney, SD Weather - Hour by Hour Forecast

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Sweeney, SD Weather - Hour by Hour Forecast

24 Hour Forecast

Current Conditions - Clear. Temperature is 85°F29°C, dew point 57°F14°C, humidity 38%. Wind direction is SSW at 15 mph24 km/h with visibility of 10 mi16 km. Barometric pressure is 29.59 in1002 mb.
Rest of Today - Partly sunny with a 20% chance of thunderstorms. Hot with highs in the lower 90s. Southwest winds 15 to 20 mph with gusts u.. Full Forecast
Tonight - Mostly cloudy with a slight chance of thunderstorms in the evening, then partly cloudy with a slight chance of showers after midni.. Full Forecast

Sweeney Hourly Weather

24 Hour Forecast Scroll
Mon, Aug 03
11:00 am
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Sweeney, SD Hourly Weather - Partly Cloudy - 11:00 AM Sweeney, SD Hourly Weather - Mostly Clear - 12:00 PM Sweeney, SD Hourly Weather - Mostly Clear - 1:00 PM Sweeney, SD Hourly Weather - Mostly Clear - 2:00 PM Sweeney, SD Hourly Weather - Partly Cloudy - 3:00 PM Sweeney, SD Hourly Weather - Partly Cloudy - 4:00 PM Sweeney, SD Hourly Weather - Partly Cloudy - 5:00 PM Sweeney, SD Hourly Weather - Cloudy - 6:00 PM Sweeney, SD Hourly Weather - Cloudy - 7:00 PM Sweeney, SD Hourly Weather - Cloudy - 8:00 PM Sweeney, SD Hourly Weather - Mostly Cloudy - 9:00 PM Sweeney, SD Hourly Weather - Mostly Cloudy - 10:00 PM Sweeney, SD Hourly Weather - Mostly Cloudy - 11:00 PM Sweeney, SD Hourly Weather - Clear - 12:00 AM Sweeney, SD Hourly Weather - Clear - 1:00 AM Sweeney, SD Hourly Weather - Clear - 2:00 AM Sweeney, SD Hourly Weather - Clear - 3:00 AM Sweeney, SD Hourly Weather - Clear - 4:00 AM Sweeney, SD Hourly Weather - Clear - 5:00 AM Sweeney, SD Hourly Weather - Partly Cloudy - 6:00 AM Sweeney, SD Hourly Weather - Partly Cloudy - 7:00 AM Sweeney, SD Hourly Weather - Partly Cloudy - 8:00 AM Sweeney, SD Hourly Weather - Mostly Cloudy - 9:00 AM Sweeney, SD Hourly Weather - Mostly Cloudy - 10:00 AM
Partly Cloudy Mostly Clear Mostly Clear Mostly Clear Partly Cloudy Partly Cloudy Partly Cloudy Cloudy Cloudy Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Clear Clear Clear Clear Clear Clear Partly Cloudy Partly Cloudy Partly Cloudy Mostly Cloudy Mostly Cloudy
83°F28°C 86°F30°C 89°F32°C 90°F32°C 90°F32°C 91°F33°C 88°F31°C 86°F30°C 83°F28°C 79°F26°C 74°F23°C 70°F21°C 68°F20°C 66°F19°C 64°F18°C 62°F17°C 61°F16°C 59°F15°C 58°F14°C 57°F14°C 56°F13°C 59°F15°C 61°F16°C 64°F18°C
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2% 2% 2% 2% 2% 2% 2% 2% 2% 4% 4% 4% 4% 4% 4% 2% 2% 2% 2% 2% 2% 1% 1% 1%
62°F17°C 63°F17°C 63°F17°C 62°F17°C 60°F16°C 59°F15°C 58°F14°C 58°F14°C 57°F14°C 56°F13°C 56°F13°C 55°F13°C 54°F12°C 54°F12°C 53°F12°C 52°F11°C 51°F11°C 50°F10°C 50°F10°C 49°F9°C 49°F9°C 49°F9°C 49°F9°C 49°F9°C
49% 46% 42% 39% 37% 34% 36% 39% 41% 45% 53% 59% 61% 65% 67% 70% 70% 72% 75% 75% 77% 69% 65% 58%
S SW SW SSW W NW NW NNW NNW NNW NNW NNW NNW NNW NNW NNW NNW NW NW NW NW NW NW NNW
16 mph 16 mph 16 mph 16 mph 17 mph 17 mph 17 mph 26 mph 26 mph 26 mph 25 mph 25 mph 25 mph 19 mph 19 mph 19 mph 11 mph 11 mph 11 mph 7 mph 7 mph 7 mph 8 mph 8 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
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Visibility
POP = Probability of Precipitation. ** Indicates missing data/values from KPIR model statistics.

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Prob Precip % = Probability of Precipitation.

Sweeney 36 Hour Forecast

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

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