Johnson Dam, SD 14 Day Weather

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Johnson Dam, SD Weather - 14-Day Weather Forecast

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Johnson Dam SD Weather - Clear - 58°F
Clear
58°F
Updated 3:27 pm
Feels Like 49°F
Humidity 35%
Wind NW 9 mph
Barometer  30.11 in
Dew Point 31°F
Johnson Dam SD Weather - Clear - 14°C
Clear
14°C
Updated 3:27 pm
Feels Like 9°C
Humidity 35%
Wind NW 14 km/h
Barometer  102 kPa
Dew Point -1°C
Johnson Dam, SD Weather and Current Conditionsjohnson dam sd weather forecast

Johnson Dam, SD Weather Forecast

Johnson Dam South Dakota WeatherJohnson Dam, South Dakota Weather Weather Forecast
14 day API weather forecast for Johnson Dam. Note: The 7-day Johnson Dam weather forecast is the most reliable and accurate weather forecast. This model should only be used as a likely scenario. It is difficult to predict weather more than 7 days ahead.
Johnson Dam, SD Weather Forecast Dated: 327 PM Wed Nov 11 2026
Expect a cool pattern with a mix of sun and clouds and mostly dry weather over the coming period. moderate humidity and no major pressure swings will dominate.

Wednesday, November 11, 2026

Mid-Morning
Johnson Dam Weather - 2026-11-11 - Morning - Partly Cloudy
45°F 7°C
Partly Cloudy
Mid-Afternoon
Johnson Dam Weather - 2026-11-11 - Afternoon - Sunny
53°F 12°C
Sunny
Early-Evening
Johnson Dam Weather - 2026-11-11 - Evening - Partly Cloudy
43°F 6°C
Partly Cloudy
Brisk around 53°F 12°C, cloudy in the morning, sunny in the afternoon, and partly cloudy this evening, with steady humidity and steady pressure.

Thursday, November 12, 2026

Mid-Morning
Johnson Dam Weather - 2026-11-12 - Morning - Cloudy
38°F 3°C
Cloudy
Mid-Afternoon
Johnson Dam Weather - 2026-11-12 - Afternoon - Partly Cloudy
44°F 7°C
Partly Cloudy
Early-Evening
Johnson Dam Weather - 2026-11-12 - Evening - Clear
38°F 3°C
Clear
Biting cold near 44°F 7°C, cloudy in the morning, partly cloudy in the afternoon, and sunny this evening, with steady humidity and steady pressure. Winds out of the SSE at 10 mph 16 km/h.

Friday, November 13, 2026

Mid-Morning
Johnson Dam Weather - 2026-11-13 - Morning - Partly Cloudy
34°F 1°C
Partly Cloudy
Mid-Afternoon
Johnson Dam Weather - 2026-11-13 - Afternoon - Cloudy
43°F 6°C
Cloudy
Early-Evening
Johnson Dam Weather - 2026-11-13 - Evening - Cloudy
37°F 3°C
Cloudy
Cold with a high near 43°F 6°C, partly cloudy in the morning, becoming overcast through the afternoon and evening, with steady humidity and barometric pressure falling. Winds blowing from the SE at 16 mph 25 km/h. Gusts up to 29 mph 46 km/h.

Saturday, November 14, 2026

Mid-Morning
Johnson Dam Weather - 2026-11-14 - Morning - Overcast
38°F 3°C
Overcast
Mid-Afternoon
Johnson Dam Weather - 2026-11-14 - Afternoon - Overcast
46°F 8°C
Overcast
Early-Evening
Johnson Dam Weather - 2026-11-14 - Evening - Overcast
42°F 6°C
Overcast
Crisp with a high near 46°F 8°C, overcast throughout the day, with lower humidity and steady pressure. Winds SE at 18 mph 29 km/h. Gusts up to 35 mph 57 km/h.

Sunday, November 15, 2026

Mid-Morning
Johnson Dam Weather - 2026-11-15 - Morning - Partly Cloudy
42°F 5°C
Partly Cloudy
Mid-Afternoon
Johnson Dam Weather - 2026-11-15 - Afternoon - Sunny
52°F 11°C
Sunny
Early-Evening
Johnson Dam Weather - 2026-11-15 - Evening - Clear
46°F 8°C
Clear
Brisk around 52°F 11°C, partly cloudy in the morning, becoming sunny through the afternoon and evening, with increasing humidity and steady pressure. Winds out of the SSE at 11 mph 18 km/h.

Monday, November 16, 2026

Mid-Morning
Johnson Dam Weather - 2026-11-16 - Morning - Sunny
45°F 7°C
Sunny
Mid-Afternoon
Johnson Dam Weather - 2026-11-16 - Afternoon - Partly Cloudy
54°F 12°C
Partly Cloudy
Early-Evening
Johnson Dam Weather - 2026-11-16 - Evening - Partly Cloudy
48°F 9°C
Partly Cloudy
Cool and brisk at 54°F 12°C, sunny in the morning, becoming partly cloudy through the afternoon and evening, with steady humidity and steady pressure. Winds blowing from the SSE at 9 mph 15 km/h.

Tuesday, November 17, 2026

Mid-Morning
Johnson Dam Weather - 2026-11-17 - Morning - Partly Cloudy
46°F 8°C
Partly Cloudy
Mid-Afternoon
Johnson Dam Weather - 2026-11-17 - Afternoon - Partly Cloudy
50°F 10°C
Partly Cloudy
Early-Evening
Johnson Dam Weather - 2026-11-17 - Evening - Clear
45°F 8°C
Clear
Chilly near 50°F 10°C, cloudy in the morning, partly cloudy in the afternoon, and sunny this evening, with steady humidity and steady pressure. Winds turning from the SE to the SSE at 10 mph 16 km/h. Gusts up to 20 mph 32 km/h.

Wednesday, November 18, 2026

Mid-Morning
Johnson Dam Weather - 2026-11-18 - Morning - Partly Cloudy
44°F 7°C
Partly Cloudy
Mid-Afternoon
Johnson Dam Weather - 2026-11-18 - Afternoon - Scattered Showers
47°F 8°C
Scattered Showers
Early-Evening
Johnson Dam Weather - 2026-11-18 - Evening - Scattered Showers
42°F 6°C
Scattered Showers
Crisp with a high near 47°F 8°C, scattered downpours possible, with steady humidity and barometric pressure rising. Winds switching from the WSW to the WNW at 10 mph 15 km/h. Gusts up to 27 mph 43 km/h.

Thursday, November 19, 2026

Mid-Morning
Johnson Dam Weather - 2026-11-19 - Morning - Partly Cloudy
39°F 4°C
Partly Cloudy
Mid-Afternoon
Johnson Dam Weather - 2026-11-19 - Afternoon - Scattered Showers
40°F 5°C
Scattered Showers
Early-Evening
Johnson Dam Weather - 2026-11-19 - Evening - Scattered Showers
38°F 4°C
Scattered Showers
Cold with a high near 40°F 5°C, locally heavy downpours at times, with steady humidity and steady pressure. Winds moving from the NNW to the E at 5 mph 9 km/h.

Friday, November 20, 2026

Mid-Morning
Johnson Dam Weather - 2026-11-20 - Morning - Scattered Showers
39°F 4°C
Scattered Showers
Mid-Afternoon
Johnson Dam Weather - 2026-11-20 - Afternoon - Drizzle
42°F 5°C
Drizzle
Early-Evening
Johnson Dam Weather - 2026-11-20 - Evening - Scattered Showers
40°F 5°C
Scattered Showers
Nippy around 42°F 5°C, periods of heavy rain and gusty conditions, with steady humidity and barometric pressure falling. Winds swinging from the SE to the NW at 5 mph 7 km/h.

Saturday, November 21, 2026

Mid-Morning
Johnson Dam Weather - 2026-11-21 - Morning - Blizzard
31°F 0°C
Blizzard
Mid-Afternoon
Johnson Dam Weather - 2026-11-21 - Afternoon - Blizzard
28°F -2°C
Blizzard
Early-Evening
Johnson Dam Weather - 2026-11-21 - Evening - Heavy Snow Showers
22°F -6°C
Heavy Snow Showers
Freezing temperatures near 28°F -2°C, patchy blowing snow and gusty conditions, with steady humidity and barometric pressure rising. Winds shifting from the NW to the NNW at 17 mph 27 km/h. Gusts up to 31 mph 50 km/h.

Sunday, November 22, 2026

Mid-Morning
Johnson Dam Weather - 2026-11-22 - Morning - Partly Cloudy
19°F -8°C
Partly Cloudy
Mid-Afternoon
Johnson Dam Weather - 2026-11-22 - Afternoon - Cloudy
25°F -4°C
Cloudy
Early-Evening
Johnson Dam Weather - 2026-11-22 - Evening - Partly Cloudy
24°F -4°C
Partly Cloudy
Frigid with highs around 25°F -4°C, partly cloudy in the morning, becoming cloudy through the afternoon and evening, with steady humidity and barometric pressure falling. Winds turning from the NW to the WNW at 9 mph 15 km/h. Gusts up to 31 mph 50 km/h.

Monday, November 23, 2026

Mid-Morning
Johnson Dam Weather - 2026-11-23 - Morning - Partly Cloudy
23°F -5°C
Partly Cloudy
Mid-Afternoon
Johnson Dam Weather - 2026-11-23 - Afternoon - Sunny
26°F -3°C
Sunny
Early-Evening
Johnson Dam Weather - 2026-11-23 - Evening - Clear
22°F -6°C
Clear
Freezing near 26°F -3°C, partly cloudy in the morning, becoming sunny through the afternoon and evening, with steady humidity and steady pressure.

Tuesday, November 24, 2026

Mid-Morning
Johnson Dam Weather - 2026-11-24 - Morning - Sunny
27°F -3°C
Sunny
Mid-Afternoon
Johnson Dam Weather - 2026-11-24 - Afternoon - Sunny
33°F 1°C
Sunny
Early-Evening
Johnson Dam Weather - 2026-11-24 - Evening - Partly Cloudy
30°F -2°C
Partly Cloudy
Biting cold near 33°F 1°C, sunny through the afternoon, turning partly cloudy this evening, with increasing humidity and steady pressure. Winds NNW at 8 mph 13 km/h.

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Weather by the Numbers

Wed, 11th
Johnson Dam SD Weather - Wednesday, Nov 11, 2026 - Cloudy
Hi: 55°F 13°C
Lo: 38°F 3°C
Sunrise 06:43 AM
Sunset 04:21 PM
Wind NW 7 mph12 km/h
Dew Point 34°F1°C
Wind Chill 51°F10°C
Barometric Pressure 30.12 in1020 mb
POP 7% *
Humidity 49%
Thu, 12th
Johnson Dam SD Weather - Thursday, Nov 12, 2026 - Partly Cloudy
Hi: 45°F 7°C
Lo: 34°F 1°C
Sunrise 06:45 AM
Sunset 04:20 PM
Wind SSE 11 mph17 km/h
Dew Point 33°F1°C
Wind Chill 37°F3°C
Barometric Pressure 30.18 in1022 mb
POP 11% *
Humidity 68%
Fri, 13th
Johnson Dam SD Weather - Friday, Nov 13, 2026 - Partly Cloudy
Hi: 45°F 7°C
Lo: 31°F -1°C
Sunrise 06:46 AM
Sunset 04:19 PM
Wind SE 15 mph25 km/h
Dew Point 28°F-2°C
Wind Chill 35°F2°C
Barometric Pressure 30.03 in1017 mb
POP 8% *
Humidity 57%
Sat, 14th
Johnson Dam SD Weather - Saturday, Nov 14, 2026 - Overcast
Hi: 47°F 8°C
Lo: 33°F 1°C
Sunrise 06:48 AM
Sunset 04:18 PM
Wind SSE 19 mph31 km/h
Dew Point 35°F2°C
Wind Chill 37°F3°C
Barometric Pressure 29.85 in1011 mb
POP 18% *
Humidity 67%
Sun, 15th
Johnson Dam SD Weather - Sunday, Nov 15, 2026 - Sunny
Hi: 53°F 12°C
Lo: 37°F 3°C
Sunrise 06:49 AM
Sunset 04:17 PM
Wind SSE 12 mph20 km/h
Dew Point 36°F2°C
Wind Chill 45°F7°C
Barometric Pressure 30.03 in1017 mb
POP 4% *
Humidity 59%
Mon, 16th
Johnson Dam SD Weather - Monday, Nov 16, 2026 - Partly Cloudy
Hi: 56°F 13°C
Lo: 40°F 5°C
Sunrise 06:50 AM
Sunset 04:16 PM
Wind SSE 9 mph15 km/h
Dew Point 38°F4°C
Wind Chill 50°F10°C
Barometric Pressure 30.03 in1017 mb
POP 4% *
Humidity 57%
Tue, 17th
Johnson Dam SD Weather - Tuesday, Nov 17, 2026 - Partly Cloudy
Hi: 51°F 11°C
Lo: 40°F 5°C
Sunrise 06:52 AM
Sunset 04:15 PM
Wind SE 11 mph18 km/h
Dew Point 37°F3°C
Wind Chill 46°F8°C
Barometric Pressure 29.88 in1012 mb
POP 7% *
Humidity 59%
Wed, 18th
Johnson Dam SD Weather - Wednesday, Nov 18, 2026 - Cloudy
Hi: 49°F 9°C
Lo: 39°F 4°C
Sunrise 06:53 AM
Sunset 04:14 PM
Wind W 13 mph21 km/h
Dew Point 36°F2°C
Wind Chill 44°F6°C
Barometric Pressure 29.77 in1008 mb
POP 9% *
Humidity 61%
Thu, 19th
Johnson Dam SD Weather - Thursday, Nov 19, 2026 - Partly Cloudy
Hi: 41°F 5°C
Lo: 36°F 2°C
Sunrise 06:55 AM
Sunset 04:13 PM
Wind WSW 7 mph11 km/h
Dew Point 32°F0°C
Wind Chill 36°F2°C
Barometric Pressure 30.21 in1023 mb
POP 10% *
Humidity 71%
Fri, 20th
Johnson Dam SD Weather - Friday, Nov 20, 2026 - Light Drizzle
Hi: 42°F 5°C
Lo: 35°F 2°C
Sunrise 06:56 AM
Sunset 04:12 PM
Wind SE 8 mph13 km/h
Dew Point 34°F1°C
Wind Chill 37°F3°C
Barometric Pressure 30 in1016 mb
POP 30% *
Humidity 74%
Sat, 21st
Johnson Dam SD Weather - Saturday, Nov 21, 2026 - Blizzard
Hi: 37°F 3°C
Lo: 17°F -8°C
Sunrise 06:57 AM
Sunset 04:11 PM
Wind NNW 19 mph30 km/h
Dew Point 21°F-6°C
Wind Chill 19°F-7°C
Barometric Pressure 30.09 in1019 mb
POP 32% *
Humidity 65%
Sun, 22nd
Johnson Dam SD Weather - Sunday, Nov 22, 2026 - Partly Cloudy
Hi: 25°F -4°C
Lo: 14°F -10°C
Sunrise 06:59 AM
Sunset 04:10 PM
Wind NW 12 mph19 km/h
Dew Point 4°F-16°C
Wind Chill 11°F-11°C
Barometric Pressure 30.39 in1029 mb
POP 5% *
Humidity 42%
Mon, 23rd
Johnson Dam SD Weather - Monday, Nov 23, 2026 - Sunny
Hi: 28°F -2°C
Lo: 18°F -8°C
Sunrise 07:00 AM
Sunset 04:10 PM
Wind NW 3 mph5 km/h
Dew Point 3°F-16°C
Wind Chill 24°F-4°C
Barometric Pressure 30.36 in1028 mb
POP 2% *
Humidity 34%
Tue, 24th
Johnson Dam SD Weather - Tuesday, Nov 24, 2026 - Sunny
Hi: 34°F 1°C
Lo: 19°F -7°C
Sunrise 07:01 AM
Sunset 04:09 PM
Wind NW 7 mph11 km/h
Dew Point 11°F-12°C
Wind Chill 28°F-3°C
Barometric Pressure 30.21 in1023 mb
POP 1% *
Humidity 39%
* POP = Probability of Precipitation. Data for 12:00 PM.