Logan Dam, SD 14 Day Weather

Feedback E-mail the Weather

Quick Weather Clicks

Logan Dam, SD Weather - 14-Day Weather Forecast

Current Conditions

Settings
Logan Dam SD Weather - Mostly Cloudy - 68°F
Mostly Cloudy
68°F
Updated 11:40 am
Feels Like 62°F
Humidity 82%
Wind NE 9 mph
Barometer  30.3 in
Dew Point 62°F
Logan Dam SD Weather - Mostly Cloudy - 20°C
Mostly Cloudy
20°C
Updated 11:40 am
Feels Like 17°C
Humidity 82%
Wind NE 14 km/h
Barometer  102.6 kPa
Dew Point 17°C
Logan Dam, SD Weather and Current Conditionslogan dam sd weather forecast

Logan Dam, SD Weather Forecast

Logan Dam South Dakota WeatherLogan Dam, South Dakota Weather Weather Forecast
14 Day API Logan Dam Weather Forecast. Note: Our 7 day Logan Dam weather forecast is our most reliable, and specific forecast. This model should only be used as a probable scenario. Forecasting more than 7 days ahead is challenging.
Logan Dam, SD Weather Forecast Dated: 1140 AM Thu Sep 17 2026
Expect a cool pattern with more clouds than sun and frequent chances of rain over the coming period. moderate humidity and no major pressure swings will dominate.

Thursday, September 17, 2026

Mid-Morning
Logan Dam Weather - 2026-09-17 - Morning - Cloudy
59°F 15°C
Cloudy
Mid-Afternoon
Logan Dam Weather - 2026-09-17 - Afternoon - Overcast
73°F 23°C
Overcast
Early-Evening
Logan Dam Weather - 2026-09-17 - Evening - Overcast
71°F 22°C
Overcast
Pleasant near 73°F 23°C, cloudy in the morning, becoming overcast through the afternoon and evening, with lower humidity and steady pressure. Winds turning from the E to the ESE at 10 mph 16 km/h.

Friday, September 18, 2026

Mid-Morning
Logan Dam Weather - 2026-09-18 - Morning - Scattered Showers
57°F 14°C
Scattered Showers
Mid-Afternoon
Logan Dam Weather - 2026-09-18 - Afternoon - Scattered Showers
56°F 13°C
Scattered Showers
Early-Evening
Logan Dam Weather - 2026-09-18 - Evening - Light Showers
55°F 13°C
Light Showers
Cool and brisk at 56°F 13°C, scattered downpours possible, with steady humidity and steady pressure. Winds tapering down from ESE 22 mph 36 km/h to NE 12 mph 19 km/h. Gusts up to 20 mph 32 km/h.

Saturday, September 19, 2026

Mid-Morning
Logan Dam Weather - 2026-09-19 - Morning - Scattered Showers
51°F 11°C
Scattered Showers
Mid-Afternoon
Logan Dam Weather - 2026-09-19 - Afternoon - Overcast
54°F 12°C
Overcast
Early-Evening
Logan Dam Weather - 2026-09-19 - Evening - Scattered Showers
56°F 13°C
Scattered Showers
Chilly near 54°F 12°C, locally heavy downpours at times, with lower humidity and steady pressure. Winds NE at 8 mph 13 km/h.

Sunday, September 20, 2026

Mid-Morning
Logan Dam Weather - 2026-09-20 - Morning - Overcast
51°F 11°C
Overcast
Mid-Afternoon
Logan Dam Weather - 2026-09-20 - Afternoon - Overcast
61°F 16°C
Overcast
Early-Evening
Logan Dam Weather - 2026-09-20 - Evening - Rain
55°F 13°C
Rain
Cool with a high near 61°F 16°C, drier conditions through late afternoon before showers move in, with steady humidity and steady pressure. Winds out of the NE at 10 mph 16 km/h.

Monday, September 21, 2026

Mid-Morning
Logan Dam Weather - 2026-09-21 - Morning - Scattered Showers
49°F 10°C
Scattered Showers
Mid-Afternoon
Logan Dam Weather - 2026-09-21 - Afternoon - Scattered Showers
49°F 9°C
Scattered Showers
Early-Evening
Logan Dam Weather - 2026-09-21 - Evening - Overcast
49°F 9°C
Overcast
Brisk around 49°F 9°C, scattered downpours possible, with steady humidity and barometric pressure falling. Winds blowing from the ENE at 6 mph 10 km/h.

Tuesday, September 22, 2026

Mid-Morning
Logan Dam Weather - 2026-09-22 - Morning - Sunny
51°F 11°C
Sunny
Mid-Afternoon
Logan Dam Weather - 2026-09-22 - Afternoon - Overcast
64°F 18°C
Overcast
Early-Evening
Logan Dam Weather - 2026-09-22 - Evening - Cloudy
65°F 18°C
Cloudy
Mildly cool near 64°F 18°C, sunny in the morning, becoming overcast through the afternoon and evening, with steady humidity and barometric pressure falling. Winds turning from the SE to the E at 10 mph 15 km/h.

Wednesday, September 23, 2026

Mid-Morning
Logan Dam Weather - 2026-09-23 - Morning - Scattered Showers
49°F 9°C
Scattered Showers
Mid-Afternoon
Logan Dam Weather - 2026-09-23 - Afternoon - Overcast
61°F 16°C
Overcast
Early-Evening
Logan Dam Weather - 2026-09-23 - Evening - Sunny
62°F 17°C
Sunny
Comfortable at 61°F 16°C, periods of heavy rain and gusty conditions, with lower humidity and steady pressure. Winds easing from WNW 18 mph 28 km/h to NW 10 mph 16 km/h. Gusts up to 21 mph 33 km/h.

Thursday, September 24, 2026

Mid-Morning
Logan Dam Weather - 2026-09-24 - Morning - Overcast
51°F 11°C
Overcast
Mid-Afternoon
Logan Dam Weather - 2026-09-24 - Afternoon - Overcast
62°F 17°C
Overcast
Early-Evening
Logan Dam Weather - 2026-09-24 - Evening - Overcast
61°F 16°C
Overcast
Cool with a high near 62°F 17°C, overcast through the afternoon, turning cloudy this evening, with steady humidity and steady pressure. Winds blowing from the NW at 12 mph 19 km/h.

Friday, September 25, 2026

Mid-Morning
Logan Dam Weather - 2026-09-25 - Morning - Sunny
55°F 13°C
Sunny
Mid-Afternoon
Logan Dam Weather - 2026-09-25 - Afternoon - Sunny
69°F 21°C
Sunny
Early-Evening
Logan Dam Weather - 2026-09-25 - Evening - Sunny
69°F 21°C
Sunny
Mild temperatures up to 69°F 21°C, sunny through the afternoon, turning cloudy this evening, with steady humidity and barometric pressure falling. Winds swinging from the SSW to the SSE at 10 mph 15 km/h.

Saturday, September 26, 2026

Mid-Morning
Logan Dam Weather - 2026-09-26 - Morning - Partly Cloudy
61°F 16°C
Partly Cloudy
Mid-Afternoon
Logan Dam Weather - 2026-09-26 - Afternoon - Sunny
74°F 24°C
Sunny
Early-Evening
Logan Dam Weather - 2026-09-26 - Evening - Cloudy
79°F 26°C
Cloudy
Mild with a high of 74°F 24°C, sunny in the morning, cloudy in the afternoon, and sunny this evening, with steady humidity and barometric pressure falling. Winds shifting from the S to the SSE at 16 mph 25 km/h. Gusts up to 33 mph 53 km/h.

Sunday, September 27, 2026

Mid-Morning
Logan Dam Weather - 2026-09-27 - Morning - Overcast
74°F 24°C
Overcast
Mid-Afternoon
Logan Dam Weather - 2026-09-27 - Afternoon - Partly Cloudy
80°F 27°C
Partly Cloudy
Early-Evening
Logan Dam Weather - 2026-09-27 - Evening - Sunny
80°F 27°C
Sunny
Warm and summery near 80°F 27°C, overcast in the morning, becoming sunny through the afternoon and evening, with steady humidity and steady pressure. Winds turning from the S to the E at 9 mph 13 km/h.

Monday, September 28, 2026

Mid-Morning
Logan Dam Weather - 2026-09-28 - Morning - Overcast
63°F 17°C
Overcast
Mid-Afternoon
Logan Dam Weather - 2026-09-28 - Afternoon - Light Showers
68°F 20°C
Light Showers
Early-Evening
Logan Dam Weather - 2026-09-28 - Evening - Scattered Showers
60°F 15°C
Scattered Showers
Comfortable with temperatures reaching 68°F 20°C, locally heavy downpours at times, with steady humidity and steady pressure. Winds switching from the NE to the NNE at 13 mph 21 km/h. Gusts up to 22 mph 35 km/h.

Tuesday, September 29, 2026

Mid-Morning
Logan Dam Weather - 2026-09-29 - Morning - Scattered Showers
45°F 7°C
Scattered Showers
Mid-Afternoon
Logan Dam Weather - 2026-09-29 - Afternoon - Scattered Showers
46°F 8°C
Scattered Showers
Early-Evening
Logan Dam Weather - 2026-09-29 - Evening - Overcast
46°F 8°C
Overcast
Brisk around 46°F 8°C, periods of heavy rain and gusty conditions, with lower humidity and steady pressure. Winds moving from the NE to the NNE at 6 mph 10 km/h.

Wednesday, September 30, 2026

Mid-Morning
Logan Dam Weather - 2026-09-30 - Morning - Overcast
44°F 7°C
Overcast
Mid-Afternoon
Logan Dam Weather - 2026-09-30 - Afternoon - Light Showers
42°F 6°C
Light Showers
Early-Evening
Logan Dam Weather - 2026-09-30 - Evening - Light Showers
42°F 6°C
Light Showers
Biting cold near 42°F 6°C, clouds and showers taking over for the afternoon and evening, with increasing humidity and barometric pressure falling. Winds blowing from the ESE at 11 mph 18 km/h. Gusts up to 22 mph 34 km/h.

Trending Headlines

Logan Dam, SD Weather Radar Map

Use the map search tool if you want to place a location marker on the radar map...

Logan Dam, SD 7 Day Weather

National Two Day Weather Forecast


E-mail the Logan Dam Weather Forecast

Voice your opinion or tell us about page issues...

Weather by the Numbers

Thu, 17th
Logan Dam SD Weather - Thursday, Sep 17, 2026 - Overcast
Hi: 74°F 23°C
Lo: 56°F 13°C
Sunrise 07:13 AM
Sunset 07:39 PM
Wind E 9 mph14 km/h
Dew Point 55°F13°C
uv Index 4
Barometric Pressure 30.24 in1024 mb
POP 16% *
Humidity 65%
Fri, 18th
Logan Dam SD Weather - Friday, Sep 18, 2026 - Patchy Rain Nearby
Hi: 63°F 17°C
Lo: 53°F 12°C
Sunrise 07:14 AM
Sunset 07:37 PM
Wind E 19 mph31 km/h
Dew Point 55°F13°C
uv Index 1
Barometric Pressure 29.97 in1015 mb
POP 42% *
Humidity 91%
Sat, 19th
Logan Dam SD Weather - Saturday, Sep 19, 2026 - Overcast
Hi: 57°F 14°C
Lo: 51°F 11°C
Sunrise 07:16 AM
Sunset 07:35 PM
Wind NNE 9 mph15 km/h
Dew Point 49°F9°C
uv Index 1
Barometric Pressure 30 in1016 mb
POP 30% *
Humidity 90%
Sun, 20th
Logan Dam SD Weather - Sunday, Sep 20, 2026 - Overcast
Hi: 61°F 16°C
Lo: 50°F 10°C
Sunrise 07:17 AM
Sunset 07:33 PM
Wind ENE 9 mph15 km/h
Dew Point 39°F4°C
uv Index 4
Barometric Pressure 30.06 in1018 mb
POP 12% *
Humidity 49%
Mon, 21st
Logan Dam SD Weather - Monday, Sep 21, 2026 - Patchy Rain Nearby
Hi: 52°F 11°C
Lo: 48°F 9°C
Sunrise 07:18 AM
Sunset 07:31 PM
Wind ESE 9 mph14 km/h
Dew Point 46°F8°C
uv Index 3
Barometric Pressure 30.18 in1022 mb
POP 27% *
Humidity 85%
Tue, 22nd
Logan Dam SD Weather - Tuesday, Sep 22, 2026 - Sunny
Hi: 68°F 20°C
Lo: 50°F 10°C
Sunrise 07:19 AM
Sunset 07:29 PM
Wind SE 9 mph15 km/h
Dew Point 45°F7°C
uv Index 4
Barometric Pressure 29.94 in1014 mb
POP 10% *
Humidity 62%
Wed, 23rd
Logan Dam SD Weather - Wednesday, Sep 23, 2026 - Sunny
Hi: 64°F 18°C
Lo: 48°F 9°C
Sunrise 07:20 AM
Sunset 07:27 PM
Wind WNW 21 mph35 km/h
Dew Point 37°F3°C
uv Index 4
Barometric Pressure 29.97 in1015 mb
POP 7% *
Humidity 51%
Thu, 24th
Logan Dam SD Weather - Thursday, Sep 24, 2026 - Overcast
Hi: 63°F 17°C
Lo: 51°F 11°C
Sunrise 07:22 AM
Sunset 07:25 PM
Wind NW 10 mph17 km/h
Dew Point 34°F1°C
uv Index 3
Barometric Pressure 30.12 in1020 mb
POP 10% *
Humidity 42%
Fri, 25th
Logan Dam SD Weather - Friday, Sep 25, 2026 - Sunny
Hi: 70°F 21°C
Lo: 53°F 12°C
Sunrise 07:23 AM
Sunset 07:23 PM
Wind SSW 6 mph10 km/h
Dew Point 39°F4°C
uv Index 5
Barometric Pressure 30.12 in1020 mb
POP 1% *
Humidity 42%
Sat, 26th
Logan Dam SD Weather - Saturday, Sep 26, 2026 - Sunny
Hi: 80°F 27°C
Lo: 61°F 16°C
Sunrise 07:24 AM
Sunset 07:22 PM
Wind S 21 mph34 km/h
Dew Point 45°F7°C
uv Index 5
Barometric Pressure 29.85 in1011 mb
POP 1% *
Humidity 45%
Sun, 27th
Logan Dam SD Weather - Sunday, Sep 27, 2026 - Overcast
Hi: 85°F 29°C
Lo: 70°F 21°C
Sunrise 07:25 AM
Sunset 07:20 PM
Wind S 15 mph24 km/h
Dew Point 51°F10°C
uv Index 5
Barometric Pressure 29.65 in1004 mb
POP 7% *
Humidity 47%
Mon, 28th
Logan Dam SD Weather - Monday, Sep 28, 2026 - Patchy Rain Nearby
Hi: 72°F 22°C
Lo: 53°F 12°C
Sunrise 07:26 AM
Sunset 07:18 PM
Wind NE 12 mph19 km/h
Dew Point 51°F10°C
uv Index 4
Barometric Pressure 29.91 in1013 mb
POP 36% *
Humidity 59%
Tue, 29th
Logan Dam SD Weather - Tuesday, Sep 29, 2026 - Patchy Rain Nearby
Hi: 53°F 12°C
Lo: 44°F 7°C
Sunrise 07:28 AM
Sunset 07:16 PM
Wind NE 12 mph19 km/h
Dew Point 37°F3°C
uv Index 2
Barometric Pressure 30.27 in1025 mb
POP 31% *
Humidity 75%
Wed, 30th
Logan Dam SD Weather - Wednesday, Sep 30, 2026 - Patchy Rain Nearby
Hi: 46°F 8°C
Lo: 42°F 5°C
Sunrise 07:29 AM
Sunset 07:14 PM
Wind ESE 12 mph19 km/h
Dew Point 37°F3°C
uv Index 2
Barometric Pressure 30.27 in1025 mb
POP 64% *
Humidity 82%
* POP = Probability of Precipitation. Data for 12:00 PM.