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Oahe Dam SD Weather - Clear - 70°F
Clear
70°F
Updated 1:37 pm
Feels Like 63°F
Humidity 32%
Wind N/A N/A mph
Barometer  30.29 in
Dew Point 39°F
Oahe Dam SD Weather - Clear - 21°C
Clear
21°C
Updated 1:37 pm
Feels Like 17°C
Humidity 32%
Wind N/A 0 km/h
Barometer  102.5 kPa
Dew Point 4°C
Oahe Dam, SD Weather and Current Conditionsoahe dam sd weather forecast

Oahe Dam, SD Weather Forecast

Oahe Dam South Dakota WeatherOahe Dam, South Dakota Weather Weather Forecast
14 day API Oahe Dam, SD weather forecast. Note. Our 7-day weather forecast for Oahe Dam, South Dakota is our most reliable and accurate forecast. This model should only be used as a likely scenario. Forecasting more than 7 days is difficult.
Oahe Dam, SD Weather Forecast Dated: 137 PM Sun Oct 04 2026
Expect a mild stretch with plenty of sunshine and mostly dry weather over the coming period. comfortable humidity and no major pressure swings will dominate.

Sunday, October 4, 2026

Mid-Morning
Oahe Dam Weather - 2026-10-04 - Morning - Sunny
60°F 16°C
Sunny
Mid-Afternoon
Oahe Dam Weather - 2026-10-04 - Afternoon - Sunny
72°F 22°C
Sunny
Early-Evening
Oahe Dam Weather - 2026-10-04 - Evening - Sunny
63°F 17°C
Sunny
Pleasant near 72°F 22°C, sunny throughout the day, with steady humidity and barometric pressure falling. Winds turning from the SSE to the ESE at 10 mph 16 km/h. Gusts up to 21 mph 34 km/h.

Monday, October 5, 2026

Mid-Morning
Oahe Dam Weather - 2026-10-05 - Morning - Sunny
66°F 19°C
Sunny
Mid-Afternoon
Oahe Dam Weather - 2026-10-05 - Afternoon - Sunny
86°F 30°C
Sunny
Early-Evening
Oahe Dam Weather - 2026-10-05 - Evening - Sunny
75°F 24°C
Sunny
Balmy with temperatures reaching 86°F 30°C, sunny through the afternoon, turning partly cloudy this evening, with lower humidity and barometric pressure falling. Winds tapering down from SSE 14 mph 23 km/h to SW 5 mph 7 km/h.

Tuesday, October 6, 2026

Mid-Morning
Oahe Dam Weather - 2026-10-06 - Morning - Sunny
70°F 21°C
Sunny
Mid-Afternoon
Oahe Dam Weather - 2026-10-06 - Afternoon - Partly Cloudy
84°F 29°C
Partly Cloudy
Early-Evening
Oahe Dam Weather - 2026-10-06 - Evening - Sunny
72°F 22°C
Sunny
Quite warm around 84°F 29°C, partly cloudy through the afternoon, turning sunny this evening, with steady humidity and steady pressure.

Wednesday, October 7, 2026

Mid-Morning
Oahe Dam Weather - 2026-10-07 - Morning - Overcast
63°F 17°C
Overcast
Mid-Afternoon
Oahe Dam Weather - 2026-10-07 - Afternoon - Overcast
73°F 23°C
Overcast
Early-Evening
Oahe Dam Weather - 2026-10-07 - Evening - Overcast
64°F 18°C
Overcast
Mild temperatures up to 73°F 23°C, overcast through the afternoon, turning cloudy this evening, with steady humidity and steady pressure.

Thursday, October 8, 2026

Mid-Morning
Oahe Dam Weather - 2026-10-08 - Morning - Overcast
60°F 16°C
Overcast
Mid-Afternoon
Oahe Dam Weather - 2026-10-08 - Afternoon - Sunny
74°F 23°C
Sunny
Early-Evening
Oahe Dam Weather - 2026-10-08 - Evening - Overcast
65°F 19°C
Overcast
Mild with a high of 74°F 23°C, overcast in the morning, sunny in the afternoon, and overcast this evening, with increasing humidity and steady pressure. Winds moving from the SE to the ENE at 9 mph 14 km/h.

Friday, October 9, 2026

Mid-Morning
Oahe Dam Weather - 2026-10-09 - Morning - Sunny
61°F 16°C
Sunny
Mid-Afternoon
Oahe Dam Weather - 2026-10-09 - Afternoon - Sunny
75°F 24°C
Sunny
Early-Evening
Oahe Dam Weather - 2026-10-09 - Evening - Sunny
68°F 20°C
Sunny
Pleasant near 75°F 24°C, sunny throughout the day, with steady humidity and barometric pressure falling. Winds swinging from the ENE to the SE at 14 mph 23 km/h. Gusts up to 28 mph 45 km/h.

Saturday, October 10, 2026

Mid-Morning
Oahe Dam Weather - 2026-10-10 - Morning - Sunny
76°F 24°C
Sunny
Mid-Afternoon
Oahe Dam Weather - 2026-10-10 - Afternoon - Sunny
93°F 34°C
Sunny
Early-Evening
Oahe Dam Weather - 2026-10-10 - Evening - Sunny
80°F 27°C
Sunny
Hot and sweltering around 93°F 34°C, sunny throughout the day, with steady humidity and steady pressure. Winds shifting from the SSW to the S at 17 mph 27 km/h. Gusts up to 34 mph 54 km/h.

Sunday, October 11, 2026

Mid-Morning
Oahe Dam Weather - 2026-10-11 - Morning - Cloudy
73°F 23°C
Cloudy
Mid-Afternoon
Oahe Dam Weather - 2026-10-11 - Afternoon - Partly Cloudy
92°F 33°C
Partly Cloudy
Early-Evening
Oahe Dam Weather - 2026-10-11 - Evening - Overcast
74°F 23°C
Overcast
Sizzling hot with 92°F 33°C, cloudy in the morning, partly cloudy in the afternoon, and cloudy this evening, with lower humidity and steady pressure. Winds turning from the S to the N at 8 mph 13 km/h.

Monday, October 12, 2026

Mid-Morning
Oahe Dam Weather - 2026-10-12 - Morning - Drizzle
55°F 13°C
Drizzle
Mid-Afternoon
Oahe Dam Weather - 2026-10-12 - Afternoon - Sunny
59°F 15°C
Sunny
Early-Evening
Oahe Dam Weather - 2026-10-12 - Evening - Sunny
51°F 11°C
Sunny
Refreshing around 59°F 15°C, morning showers, giving way to clearing skies, with lower humidity and steady pressure. Winds switching from the NW to the WNW at 16 mph 26 km/h. Gusts up to 26 mph 41 km/h.

Tuesday, October 13, 2026

Mid-Morning
Oahe Dam Weather - 2026-10-13 - Morning - Sunny
42°F 5°C
Sunny
Mid-Afternoon
Oahe Dam Weather - 2026-10-13 - Afternoon - Sunny
56°F 13°C
Sunny
Early-Evening
Oahe Dam Weather - 2026-10-13 - Evening - Sunny
50°F 10°C
Sunny
Cool and brisk at 56°F 13°C, sunny throughout the day, with lower humidity and steady pressure. Winds moving from the WNW to the NW at 17 mph 26 km/h. Gusts up to 30 mph 48 km/h.

Wednesday, October 14, 2026

Mid-Morning
Oahe Dam Weather - 2026-10-14 - Morning - Sunny
47°F 8°C
Sunny
Mid-Afternoon
Oahe Dam Weather - 2026-10-14 - Afternoon - Overcast
58°F 14°C
Overcast
Early-Evening
Oahe Dam Weather - 2026-10-14 - Evening - Overcast
52°F 12°C
Overcast
Comfortable at 58°F 14°C, sunny in the morning, becoming overcast through the afternoon and evening, with lower humidity and barometric pressure falling. Winds decreasing from NW 12 mph 19 km/h to SE 4 mph 7 km/h.

Thursday, October 15, 2026

Mid-Morning
Oahe Dam Weather - 2026-10-15 - Morning - Partly Cloudy
52°F 11°C
Partly Cloudy
Mid-Afternoon
Oahe Dam Weather - 2026-10-15 - Afternoon - Sunny
55°F 13°C
Sunny
Early-Evening
Oahe Dam Weather - 2026-10-15 - Evening - Clear
50°F 10°C
Clear
Crisp with a high near 55°F 13°C, partly cloudy in the morning, becoming sunny through the afternoon and evening, with steady humidity and barometric pressure rising. Winds picking up from WNW at 14 mph 23 km/h to NW at 28 mph 45 km/h. Gusts up to 46 mph 74 km/h.

Friday, October 16, 2026

Mid-Morning
Oahe Dam Weather - 2026-10-16 - Morning - Sunny
44°F 7°C
Sunny
Mid-Afternoon
Oahe Dam Weather - 2026-10-16 - Afternoon - Overcast
50°F 10°C
Overcast
Early-Evening
Oahe Dam Weather - 2026-10-16 - Evening - Cloudy
41°F 5°C
Cloudy
Brisk around 50°F 10°C, sunny in the morning, overcast in the afternoon, and partly cloudy this evening, with steady humidity and steady pressure. Winds turning from the NW to the NNW at 19 mph 31 km/h. Gusts up to 31 mph 49 km/h.

Saturday, October 17, 2026

Mid-Morning
Oahe Dam Weather - 2026-10-17 - Morning - Blowing Snow
33°F 1°C
Blowing Snow
Mid-Afternoon
Oahe Dam Weather - 2026-10-17 - Afternoon - Scattered Showers
39°F 4°C
Scattered Showers
Early-Evening
Oahe Dam Weather - 2026-10-17 - Evening - Clear
34°F 2°C
Clear
Biting cold near 39°F 4°C, patchy blowing snow and gusty conditions, with lower humidity and steady pressure. Winds decreasing from NNW 18 mph 29 km/h to N 9 mph 15 km/h.

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Weather by the Numbers

Sun, 4th
Oahe Dam SD Weather - Sunday, Oct 4, 2026 - Sunny
Hi: 72°F 22°C
Lo: 50°F 10°C
Sunrise 06:44 AM
Sunset 06:17 PM
Wind SSE 6 mph10 km/h
Dew Point 33°F0°C
uv Index 4
Barometric Pressure 30.27 in1025 mb
POP 0% *
Humidity 27%
Mon, 5th
Oahe Dam SD Weather - Monday, Oct 5, 2026 - Sunny
Hi: 86°F 30°C
Lo: 55°F 13°C
Sunrise 06:45 AM
Sunset 06:15 PM
Wind S 13 mph20 km/h
Dew Point 53°F12°C
uv Index 4
Barometric Pressure 29.83 in1010 mb
POP 1% *
Humidity 41%
Tue, 6th
Oahe Dam SD Weather - Tuesday, Oct 6, 2026 - Partly Cloudy
Hi: 84°F 29°C
Lo: 62°F 17°C
Sunrise 06:46 AM
Sunset 06:13 PM
Wind WNW 5 mph9 km/h
Dew Point 33°F1°C
uv Index 4
Barometric Pressure 29.8 in1009 mb
POP 4% *
Humidity 18%
Wed, 7th
Oahe Dam SD Weather - Wednesday, Oct 7, 2026 - Overcast
Hi: 73°F 23°C
Lo: 57°F 14°C
Sunrise 06:47 AM
Sunset 06:11 PM
Wind ENE 6 mph10 km/h
Dew Point 34°F1°C
uv Index 4
Barometric Pressure 30.06 in1018 mb
POP 9% *
Humidity 26%
Thu, 8th
Oahe Dam SD Weather - Thursday, Oct 8, 2026 - Overcast
Hi: 74°F 23°C
Lo: 54°F 12°C
Sunrise 06:49 AM
Sunset 06:10 PM
Wind SE 12 mph19 km/h
Dew Point 46°F8°C
uv Index 5
Barometric Pressure 30 in1016 mb
POP 9% *
Humidity 42%
Fri, 9th
Oahe Dam SD Weather - Friday, Oct 9, 2026 - Sunny
Hi: 75°F 24°C
Lo: 54°F 12°C
Sunrise 06:50 AM
Sunset 06:08 PM
Wind ESE 11 mph17 km/h
Dew Point 52°F11°C
uv Index 6
Barometric Pressure 29.97 in1015 mb
POP 2% *
Humidity 51%
Sat, 10th
Oahe Dam SD Weather - Saturday, Oct 10, 2026 - Sunny
Hi: 93°F 34°C
Lo: 62°F 17°C
Sunrise 06:51 AM
Sunset 06:06 PM
Wind SSW 23 mph37 km/h
Dew Point 44°F7°C
uv Index 8
Barometric Pressure 29.53 in1000 mb
POP 1% *
Humidity 22%
Sun, 11th
Oahe Dam SD Weather - Sunday, Oct 11, 2026 - Sunny
Hi: 92°F 33°C
Lo: 65°F 18°C
Sunrise 06:52 AM
Sunset 06:05 PM
Wind SSW 12 mph19 km/h
Dew Point 45°F7°C
uv Index 7
Barometric Pressure 29.47 in998 mb
POP 1% *
Humidity 24%
Mon, 12th
Oahe Dam SD Weather - Monday, Oct 12, 2026 - Overcast
Hi: 66°F 19°C
Lo: 47°F 8°C
Sunrise 06:54 AM
Sunset 06:03 PM
Wind NW 22 mph35 km/h
Dew Point 38°F3°C
uv Index 3
Barometric Pressure 29.8 in1009 mb
POP 14% *
Humidity 60%
Tue, 13th
Oahe Dam SD Weather - Tuesday, Oct 13, 2026 - Sunny
Hi: 56°F 13°C
Lo: 41°F 5°C
Sunrise 06:55 AM
Sunset 06:01 PM
Wind NW 23 mph38 km/h
Dew Point 25°F-4°C
uv Index 3
Barometric Pressure 29.88 in1012 mb
POP 1% *
Humidity 39%
Wed, 14th
Oahe Dam SD Weather - Wednesday, Oct 14, 2026 - Partly Cloudy
Hi: 58°F 14°C
Lo: 43°F 6°C
Sunrise 06:56 AM
Sunset 05:59 PM
Wind NW 9 mph14 km/h
Dew Point 28°F-2°C
uv Index 4
Barometric Pressure 30.03 in1017 mb
POP 4% *
Humidity 35%
Thu, 15th
Oahe Dam SD Weather - Thursday, Oct 15, 2026 - Sunny
Hi: 60°F 15°C
Lo: 44°F 6°C
Sunrise 06:57 AM
Sunset 05:58 PM
Wind NW 33 mph53 km/h
Dew Point 36°F2°C
uv Index 5
Barometric Pressure 29.83 in1010 mb
POP 1% *
Humidity 40%
Fri, 16th
Oahe Dam SD Weather - Friday, Oct 16, 2026 - Overcast
Hi: 50°F 10°C
Lo: 35°F 2°C
Sunrise 06:59 AM
Sunset 05:56 PM
Wind NW 23 mph38 km/h
Dew Point 24°F-4°C
uv Index 2
Barometric Pressure 30.27 in1025 mb
POP 10% *
Humidity 38%
Sat, 17th
Oahe Dam SD Weather - Saturday, Oct 17, 2026 - Blowing Snow
Hi: 39°F 4°C
Lo: 31°F -1°C
Sunrise 07:00 AM
Sunset 05:54 PM
Wind NNW 17 mph27 km/h
Dew Point 18°F-8°C
uv Index 1
Barometric Pressure 30.59 in1036 mb
POP 16% *
Humidity 45%
* POP = Probability of Precipitation. Data for 12:00 PM.