Post Lake, SD 14 Day Weather

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Post Lake, SD Weather - 14-Day Weather Forecast

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Post Lake SD Weather - Clear - 78°F
Clear
78°F
Updated 2:42 pm
Feels Like 70°F
Humidity 50%
Wind SSE 23 mph
Barometer  29.7 in
Dew Point 59°F
Post Lake SD Weather - Clear - 26°C
Clear
26°C
Updated 2:42 pm
Feels Like 21°C
Humidity 50%
Wind SSE 37 km/h
Barometer  100.6 kPa
Dew Point 15°C
Post Lake, SD Weather and Current Conditionspost lake sd weather forecast

Post Lake, SD Weather Forecast

Post Lake South Dakota WeatherPost Lake, South Dakota Weather Weather Forecast
14 day API weather forecast for Post Lake. Note: The 7-day Post Lake 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.
Post Lake, SD Weather Forecast Dated: 242 PM Fri Oct 23 2026
Expect a cool pattern with a mix of sun and clouds and frequent chances of rain over the coming period. moderate humidity and a stable pattern will dominate.

Friday, October 23, 2026

Mid-Morning
Post Lake Weather - 2026-10-23 - Morning - Drizzle
63°F 17°C
Drizzle
Mid-Afternoon
Post Lake Weather - 2026-10-23 - Afternoon - Overcast
83°F 29°C
Overcast
Early-Evening
Post Lake Weather - 2026-10-23 - Evening - Sunny
75°F 24°C
Sunny
Warm and summery near 83°F 29°C, early showers breaking for a drier afternoon, with lower humidity and steady pressure. Winds easing from SSE 19 mph 30 km/h to SSW 10 mph 17 km/h.

Saturday, October 24, 2026

Mid-Morning
Post Lake Weather - 2026-10-24 - Morning - Overcast
49°F 9°C
Overcast
Mid-Afternoon
Post Lake Weather - 2026-10-24 - Afternoon - Overcast
57°F 14°C
Overcast
Early-Evening
Post Lake Weather - 2026-10-24 - Evening - Overcast
53°F 12°C
Overcast
Cool and brisk at 57°F 14°C, overcast throughout the day, with lower humidity and steady pressure. Winds tapering down from NW 19 mph 30 km/h to NE 5 mph 8 km/h.

Sunday, October 25, 2026

Mid-Morning
Post Lake Weather - 2026-10-25 - Morning - Overcast
45°F 7°C
Overcast
Mid-Afternoon
Post Lake Weather - 2026-10-25 - Afternoon - Scattered Showers
43°F 6°C
Scattered Showers
Early-Evening
Post Lake Weather - 2026-10-25 - Evening - Drizzle
41°F 5°C
Drizzle
Cold with a high near 43°F 6°C, locally heavy downpours at times, with increasing humidity and steady pressure. Winds ENE at 10 mph 16 km/h. Gusts up to 21 mph 34 km/h.

Monday, October 26, 2026

Mid-Morning
Post Lake Weather - 2026-10-26 - Morning - Light Rain
40°F 5°C
Light Rain
Mid-Afternoon
Post Lake Weather - 2026-10-26 - Afternoon - Light Rain
39°F 4°C
Light Rain
Early-Evening
Post Lake Weather - 2026-10-26 - Evening - Scattered Showers
39°F 4°C
Scattered Showers
Nippy around 39°F 4°C, periods of heavy rain and gusty conditions, with steady humidity and barometric pressure falling. Winds swinging from the ENE to the NE at 12 mph 18 km/h.

Tuesday, October 27, 2026

Mid-Morning
Post Lake Weather - 2026-10-27 - Morning - Overcast
40°F 4°C
Overcast
Mid-Afternoon
Post Lake Weather - 2026-10-27 - Afternoon - Partly Cloudy
48°F 9°C
Partly Cloudy
Early-Evening
Post Lake Weather - 2026-10-27 - Evening - Overcast
48°F 9°C
Overcast
Brisk around 48°F 9°C, overcast in the morning, partly cloudy in the afternoon, and overcast this evening, with steady humidity and barometric pressure falling. Winds shifting from the WNW to the ESE at 11 mph 18 km/h. Gusts up to 22 mph 35 km/h.

Wednesday, October 28, 2026

Mid-Morning
Post Lake Weather - 2026-10-28 - Morning - Scattered Showers
47°F 8°C
Scattered Showers
Mid-Afternoon
Post Lake Weather - 2026-10-28 - Afternoon - Partly Cloudy
53°F 11°C
Partly Cloudy
Early-Evening
Post Lake Weather - 2026-10-28 - Evening - Partly Cloudy
47°F 9°C
Partly Cloudy
Cool and brisk at 53°F 11°C, locally heavy downpours at times, with steady humidity and barometric pressure rising. Winds WNW at 20 mph 32 km/h. Gusts up to 34 mph 55 km/h.

Thursday, October 29, 2026

Mid-Morning
Post Lake Weather - 2026-10-29 - Morning - Sunny
41°F 5°C
Sunny
Mid-Afternoon
Post Lake Weather - 2026-10-29 - Afternoon - Partly Cloudy
48°F 9°C
Partly Cloudy
Early-Evening
Post Lake Weather - 2026-10-29 - Evening - Sunny
43°F 6°C
Sunny
Chilly near 48°F 9°C, partly cloudy in the morning, becoming sunny through the afternoon and evening, with steady humidity and steady pressure. Winds switching from the WNW to the SSW at 3 mph 5 km/h.

Friday, October 30, 2026

Mid-Morning
Post Lake Weather - 2026-10-30 - Morning - Partly Cloudy
40°F 5°C
Partly Cloudy
Mid-Afternoon
Post Lake Weather - 2026-10-30 - Afternoon - Partly Cloudy
52°F 11°C
Partly Cloudy
Early-Evening
Post Lake Weather - 2026-10-30 - Evening - Partly Cloudy
47°F 9°C
Partly Cloudy
Crisp with a high near 52°F 11°C, partly cloudy throughout the day, with lower humidity and barometric pressure falling. Winds blowing from the SSE at 6 mph 9 km/h. Gusts up to 21 mph 34 km/h.

Saturday, October 31, 2026

Mid-Morning
Post Lake Weather - 2026-10-31 - Morning - Cloudy
48°F 9°C
Cloudy
Mid-Afternoon
Post Lake Weather - 2026-10-31 - Afternoon - Sunny
59°F 15°C
Sunny
Early-Evening
Post Lake Weather - 2026-10-31 - Evening - Sunny
55°F 13°C
Sunny
Refreshing around 59°F 15°C, partly cloudy in the morning, sunny in the afternoon, and partly cloudy this evening, with lower humidity and steady pressure.

Sunday, November 1, 2026

Mid-Morning
Post Lake Weather - 2026-11-01 - Morning - Partly Cloudy
50°F 10°C
Partly Cloudy
Mid-Afternoon
Post Lake Weather - 2026-11-01 - Afternoon - Cloudy
56°F 14°C
Cloudy
Early-Evening
Post Lake Weather - 2026-11-01 - Evening - Overcast
52°F 11°C
Overcast
Cool and brisk at 56°F 14°C, partly cloudy in the morning, cloudy in the afternoon, and overcast this evening, with steady humidity and steady pressure.

Monday, November 2, 2026

Mid-Morning
Post Lake Weather - 2026-11-02 - Morning - Heavy Rain Showers
50°F 10°C
Heavy Rain Showers
Mid-Afternoon
Post Lake Weather - 2026-11-02 - Afternoon - Light Rain
50°F 10°C
Light Rain
Early-Evening
Post Lake Weather - 2026-11-02 - Evening - Light Rain
49°F 10°C
Light Rain
Chilly near 50°F 10°C, persistent showers off and on through the day, with steady humidity and steady pressure. Winds swinging from the NE to the NNE at 14 mph 22 km/h. Gusts up to 26 mph 41 km/h.

Tuesday, November 3, 2026

Mid-Morning
Post Lake Weather - 2026-11-03 - Morning - Sunny
46°F 8°C
Sunny
Mid-Afternoon
Post Lake Weather - 2026-11-03 - Afternoon - Sunny
50°F 10°C
Sunny
Early-Evening
Post Lake Weather - 2026-11-03 - Evening - Clear
44°F 7°C
Clear
Crisp with a high near 50°F 10°C, sunny throughout the day, with steady humidity and steady pressure. Winds shifting from the NNW to the WNW at 6 mph 9 km/h.

Wednesday, November 4, 2026

Mid-Morning
Post Lake Weather - 2026-11-04 - Morning - Partly Cloudy
45°F 7°C
Partly Cloudy
Mid-Afternoon
Post Lake Weather - 2026-11-04 - Afternoon - Sunny
55°F 13°C
Sunny
Early-Evening
Post Lake Weather - 2026-11-04 - Evening - Clear
50°F 10°C
Clear
Brisk around 55°F 13°C, partly cloudy in the morning, becoming sunny through the afternoon and evening, with steady humidity and barometric pressure falling.

Thursday, November 5, 2026

Mid-Morning
Post Lake Weather - 2026-11-05 - Morning - Cloudy
48°F 9°C
Cloudy
Mid-Afternoon
Post Lake Weather - 2026-11-05 - Afternoon - Partly Cloudy
57°F 14°C
Partly Cloudy
Early-Evening
Post Lake Weather - 2026-11-05 - Evening - Partly Cloudy
51°F 11°C
Partly Cloudy
Cool and brisk at 57°F 14°C, cloudy throughout the day, with steady humidity and barometric pressure falling. Winds turning from the ENE to the SE at 11 mph 17 km/h.

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Weather by the Numbers

Fri, 23rd
Post Lake SD Weather - Friday, Oct 23, 2026 - Overcast
Hi: 83°F 29°C
Lo: 63°F 17°C
Sunrise 08:06 AM
Sunset 06:42 PM
Wind SSE 21 mph35 km/h
Dew Point 54°F12°C
uv Index 2
Barometric Pressure 29.71 in1006 mb
POP 12% *
Humidity 50%
Sat, 24th
Post Lake SD Weather - Saturday, Oct 24, 2026 - Overcast
Hi: 71°F 22°C
Lo: 45°F 7°C
Sunrise 08:07 AM
Sunset 06:40 PM
Wind NNW 17 mph28 km/h
Dew Point 34°F1°C
uv Index 2
Barometric Pressure 30.3 in1026 mb
POP 12% *
Humidity 50%
Sun, 25th
Post Lake SD Weather - Sunday, Oct 25, 2026 - Light Drizzle
Hi: 49°F 9°C
Lo: 41°F 5°C
Sunrise 08:08 AM
Sunset 06:39 PM
Wind E 9 mph14 km/h
Dew Point 23°F-5°C
uv Index 0
Barometric Pressure 30.45 in1031 mb
POP 27% *
Humidity 37%
Mon, 26th
Post Lake SD Weather - Monday, Oct 26, 2026 - Light Rain
Hi: 43°F 6°C
Lo: 39°F 4°C
Sunrise 08:09 AM
Sunset 06:37 PM
Wind ENE 14 mph23 km/h
Dew Point 37°F3°C
uv Index 0
Barometric Pressure 30.36 in1028 mb
POP 82% *
Humidity 92%
Tue, 27th
Post Lake SD Weather - Tuesday, Oct 27, 2026 - Overcast
Hi: 50°F 10°C
Lo: 39°F 4°C
Sunrise 08:11 AM
Sunset 06:36 PM
Wind SW 6 mph9 km/h
Dew Point 36°F2°C
uv Index 1
Barometric Pressure 30.12 in1020 mb
POP 23% *
Humidity 78%
Wed, 28th
Post Lake SD Weather - Wednesday, Oct 28, 2026 - Partly Cloudy
Hi: 53°F 12°C
Lo: 43°F 6°C
Sunrise 08:12 AM
Sunset 06:34 PM
Wind WNW 17 mph28 km/h
Dew Point 38°F3°C
uv Index 4
Barometric Pressure 29.97 in1015 mb
POP 9% *
Humidity 61%
Thu, 29th
Post Lake SD Weather - Thursday, Oct 29, 2026 - Partly Cloudy
Hi: 48°F 9°C
Lo: 37°F 3°C
Sunrise 08:13 AM
Sunset 06:33 PM
Wind WNW 10 mph15 km/h
Dew Point 32°F-0°C
uv Index 3
Barometric Pressure 30.3 in1026 mb
POP 5% *
Humidity 56%
Fri, 30th
Post Lake SD Weather - Friday, Oct 30, 2026 - Partly Cloudy
Hi: 53°F 11°C
Lo: 35°F 1°C
Sunrise 08:15 AM
Sunset 06:31 PM
Wind S 4 mph7 km/h
Dew Point 34°F1°C
uv Index 3
Barometric Pressure 30.15 in1021 mb
POP 6% *
Humidity 57%
Sat, 31st
Post Lake SD Weather - Saturday, Oct 31, 2026 - Partly Cloudy
Hi: 59°F 15°C
Lo: 43°F 6°C
Sunrise 08:16 AM
Sunset 06:30 PM
Wind SW 5 mph8 km/h
Dew Point 44°F7°C
uv Index 4
Barometric Pressure 29.88 in1012 mb
POP 5% *
Humidity 64%
Sun, 1st
Post Lake SD Weather - Sunday, Nov 1, 2026 - Partly Cloudy
Hi: 57°F 14°C
Lo: 44°F 6°C
Sunrise 08:17 AM
Sunset 06:29 PM
Wind ESE 4 mph6 km/h
Dew Point 45°F7°C
uv Index 4
Barometric Pressure 30.09 in1019 mb
POP 8% *
Humidity 64%
Mon, 2nd
Post Lake SD Weather - Monday, Nov 2, 2026 - Light Rain Shower
Hi: 51°F 10°C
Lo: 48°F 9°C
Sunrise 07:19 AM
Sunset 05:28 PM
Wind NE 14 mph23 km/h
Dew Point 45°F7°C
uv Index 3
Barometric Pressure 30 in1016 mb
POP 70% *
Humidity 81%
Tue, 3rd
Post Lake SD Weather - Tuesday, Nov 3, 2026 - Sunny
Hi: 51°F 10°C
Lo: 40°F 5°C
Sunrise 07:21 AM
Sunset 05:26 PM
Wind NNW 13 mph20 km/h
Dew Point 32°F-0°C
uv Index 4
Barometric Pressure 30.36 in1028 mb
POP 2% *
Humidity 48%
Wed, 4th
Post Lake SD Weather - Wednesday, Nov 4, 2026 - Sunny
Hi: 56°F 13°C
Lo: 37°F 3°C
Sunrise 07:22 AM
Sunset 05:25 PM
Wind WSW 6 mph10 km/h
Dew Point 38°F3°C
uv Index 4
Barometric Pressure 30.24 in1024 mb
POP 3% *
Humidity 51%
Thu, 5th
Post Lake SD Weather - Thursday, Nov 5, 2026 - Partly Cloudy
Hi: 57°F 14°C
Lo: 42°F 5°C
Sunrise 07:23 AM
Sunset 05:24 PM
Wind ESE 7 mph11 km/h
Dew Point 38°F3°C
uv Index 4
Barometric Pressure 30.18 in1022 mb
POP 6% *
Humidity 50%
* POP = Probability of Precipitation. Data for 12:00 PM.