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Foster SD Weather - Clear - 63°F
Clear
63°F
Updated 4:37 pm
Feels Like 53°F
Humidity 38%
Wind NW 10 mph
Barometer  29.94 in
Dew Point 37°F
Foster SD Weather - Clear - 17°C
Clear
17°C
Updated 4:37 pm
Feels Like 11°C
Humidity 38%
Wind NW 16 km/h
Barometer  101.4 kPa
Dew Point 3°C
Foster, SD Weather and Current Conditionsfoster sd weather forecast

Foster, SD Weather Forecast

Foster South Dakota WeatherFoster, South Dakota Weather Weather Forecast
14 day API Foster, SD weather forecast. Note. Our 7-day weather forecast for Foster, 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.
Foster, SD Weather Forecast Dated: 437 PM Sat Nov 07 2026
Expect a cool pattern with a mix of sun and clouds and mostly dry weather over the coming period. generally humid conditions and no major pressure swings will dominate.

Saturday, November 7, 2026

Mid-Morning
Foster Weather - 2026-11-07 - Morning - Partly Cloudy
44°F 6°C
Partly Cloudy
Mid-Afternoon
Foster Weather - 2026-11-07 - Afternoon - Overcast
63°F 17°C
Overcast
Early-Evening
Foster Weather - 2026-11-07 - Evening - Clear
51°F 11°C
Clear
Refreshing around 63°F 17°C, cloudy in the morning, overcast in the afternoon, and sunny this evening, with lower humidity and steady pressure. Winds turning from the SW to the WNW at 9 mph 15 km/h. Gusts up to 20 mph 32 km/h.

Sunday, November 8, 2026

Mid-Morning
Foster Weather - 2026-11-08 - Morning - Sunny
42°F 6°C
Sunny
Mid-Afternoon
Foster Weather - 2026-11-08 - Afternoon - Sunny
58°F 14°C
Sunny
Early-Evening
Foster Weather - 2026-11-08 - Evening - Partly Cloudy
50°F 10°C
Partly Cloudy
Mildly cool near 58°F 14°C, sunny through the afternoon, turning cloudy this evening, with steady humidity and barometric pressure falling. Winds switching from the SSW to the S at 8 mph 14 km/h.

Monday, November 9, 2026

Mid-Morning
Foster Weather - 2026-11-09 - Morning - Partly Cloudy
49°F 10°C
Partly Cloudy
Mid-Afternoon
Foster Weather - 2026-11-09 - Afternoon - Sunny
61°F 16°C
Sunny
Early-Evening
Foster Weather - 2026-11-09 - Evening - Clear
48°F 9°C
Clear
Comfortable at 61°F 16°C, cloudy in the morning, sunny in the afternoon, and partly cloudy this evening, with steady humidity and steady pressure. Winds NW at 12 mph 19 km/h.

Tuesday, November 10, 2026

Mid-Morning
Foster Weather - 2026-11-10 - Morning - Overcast
45°F 7°C
Overcast
Mid-Afternoon
Foster Weather - 2026-11-10 - Afternoon - Overcast
55°F 13°C
Overcast
Early-Evening
Foster Weather - 2026-11-10 - Evening - Cloudy
48°F 10°C
Cloudy
Crisp with a high near 55°F 13°C, overcast through the afternoon, turning cloudy this evening, with steady humidity and steady pressure.

Wednesday, November 11, 2026

Mid-Morning
Foster Weather - 2026-11-11 - Morning - Partly Cloudy
43°F 6°C
Partly Cloudy
Mid-Afternoon
Foster Weather - 2026-11-11 - Afternoon - Partly Cloudy
50°F 10°C
Partly Cloudy
Early-Evening
Foster Weather - 2026-11-11 - Evening - Partly Cloudy
41°F 5°C
Partly Cloudy
Brisk around 50°F 10°C, partly cloudy throughout the day, with steady humidity and steady pressure. Winds swinging from the NNW to the NE at 5 mph 8 km/h.

Thursday, November 12, 2026

Mid-Morning
Foster Weather - 2026-11-12 - Morning - Partly Cloudy
34°F 1°C
Partly Cloudy
Mid-Afternoon
Foster Weather - 2026-11-12 - Afternoon - Sunny
46°F 8°C
Sunny
Early-Evening
Foster Weather - 2026-11-12 - Evening - Clear
40°F 5°C
Clear
Cool and brisk at 46°F 8°C, cloudy in the morning, becoming sunny through the afternoon and evening, with lower humidity and barometric pressure falling. Winds shifting from the SE to the SSE at 7 mph 11 km/h.

Friday, November 13, 2026

Mid-Morning
Foster Weather - 2026-11-13 - Morning - Partly Cloudy
41°F 5°C
Partly Cloudy
Mid-Afternoon
Foster Weather - 2026-11-13 - Afternoon - Partly Cloudy
52°F 11°C
Partly Cloudy
Early-Evening
Foster Weather - 2026-11-13 - Evening - Clear
48°F 9°C
Clear
Chilly near 52°F 11°C, partly cloudy throughout the day, with steady humidity and barometric pressure falling. Winds turning from the S to the SSW at 7 mph 11 km/h.

Saturday, November 14, 2026

Mid-Morning
Foster Weather - 2026-11-14 - Morning - Partly Cloudy
48°F 9°C
Partly Cloudy
Mid-Afternoon
Foster Weather - 2026-11-14 - Afternoon - Cloudy
59°F 15°C
Cloudy
Early-Evening
Foster Weather - 2026-11-14 - Evening - Partly Cloudy
52°F 11°C
Partly Cloudy
Cool with a high near 59°F 15°C, cloudy throughout the day, with steady humidity and steady pressure.

Sunday, November 15, 2026

Mid-Morning
Foster Weather - 2026-11-15 - Morning - Partly Cloudy
48°F 9°C
Partly Cloudy
Mid-Afternoon
Foster Weather - 2026-11-15 - Afternoon - Sunny
58°F 14°C
Sunny
Early-Evening
Foster Weather - 2026-11-15 - Evening - Clear
51°F 11°C
Clear
Refreshing around 58°F 14°C, partly cloudy in the morning, sunny in the afternoon, and partly cloudy this evening, with steady humidity and steady pressure. Winds out of the SSE at 8 mph 12 km/h. Gusts up to 20 mph 32 km/h.

Monday, November 16, 2026

Mid-Morning
Foster Weather - 2026-11-16 - Morning - Partly Cloudy
50°F 10°C
Partly Cloudy
Mid-Afternoon
Foster Weather - 2026-11-16 - Afternoon - Partly Cloudy
55°F 13°C
Partly Cloudy
Early-Evening
Foster Weather - 2026-11-16 - Evening - Partly Cloudy
52°F 11°C
Partly Cloudy
Cool and brisk at 55°F 13°C, partly cloudy through the afternoon, turning cloudy this evening, with steady humidity and steady pressure. Winds blowing from the SSE at 11 mph 18 km/h. Gusts up to 24 mph 38 km/h.

Tuesday, November 17, 2026

Mid-Morning
Foster Weather - 2026-11-17 - Morning - Cloudy
46°F 8°C
Cloudy
Mid-Afternoon
Foster Weather - 2026-11-17 - Afternoon - Partly Cloudy
51°F 11°C
Partly Cloudy
Early-Evening
Foster Weather - 2026-11-17 - Evening - Partly Cloudy
46°F 8°C
Partly Cloudy
Chilly near 51°F 11°C, cloudy in the morning, becoming partly cloudy through the afternoon and evening, with lower humidity and steady pressure. Winds NNW at 9 mph 14 km/h.

Wednesday, November 18, 2026

Mid-Morning
Foster Weather - 2026-11-18 - Morning - Scattered Showers
42°F 5°C
Scattered Showers
Mid-Afternoon
Foster Weather - 2026-11-18 - Afternoon - Overcast
44°F 7°C
Overcast
Early-Evening
Foster Weather - 2026-11-18 - Evening - Scattered Showers
46°F 8°C
Scattered Showers
Cold with a high near 44°F 7°C, locally heavy downpours at times, with steady humidity and steady pressure.

Thursday, November 19, 2026

Mid-Morning
Foster Weather - 2026-11-19 - Morning - Scattered Showers
49°F 9°C
Scattered Showers
Mid-Afternoon
Foster Weather - 2026-11-19 - Afternoon - Scattered Showers
53°F 11°C
Scattered Showers
Early-Evening
Foster Weather - 2026-11-19 - Evening - Partly Cloudy
52°F 12°C
Partly Cloudy
Brisk around 53°F 11°C, periods of heavy rain and gusty conditions, with steady humidity and barometric pressure falling. Winds shifting from the ESE to the SSE at 8 mph 12 km/h.

Friday, November 20, 2026

Mid-Morning
Foster Weather - 2026-11-20 - Morning - Partly Cloudy
48°F 9°C
Partly Cloudy
Mid-Afternoon
Foster Weather - 2026-11-20 - Afternoon - Partly Cloudy
54°F 12°C
Partly Cloudy
Early-Evening
Foster Weather - 2026-11-20 - Evening - Partly Cloudy
50°F 10°C
Partly Cloudy
Cool and brisk at 54°F 12°C, partly cloudy throughout the day, with steady humidity and steady pressure. Winds blowing from the SSE at 11 mph 18 km/h. Gusts up to 25 mph 40 km/h.

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Weather by the Numbers

Sat, 7th
Foster SD Weather - Saturday, Nov 7, 2026 - Overcast
Hi: 63°F 17°C
Lo: 40°F 4°C
Sunrise 07:30 AM
Sunset 05:21 PM
Wind WSW 9 mph15 km/h
Dew Point 38°F3°C
Wind Chill 56°F13°C
Barometric Pressure 29.94 in1014 mb
POP 11% *
Humidity 47%
Sun, 8th
Foster SD Weather - Sunday, Nov 8, 2026 - Cloudy
Hi: 59°F 15°C
Lo: 40°F 4°C
Sunrise 07:32 AM
Sunset 05:19 PM
Wind S 9 mph15 km/h
Dew Point 37°F3°C
Wind Chill 50°F10°C
Barometric Pressure 30.09 in1019 mb
POP 8% *
Humidity 53%
Mon, 9th
Foster SD Weather - Monday, Nov 9, 2026 - Sunny
Hi: 61°F 16°C
Lo: 46°F 8°C
Sunrise 07:33 AM
Sunset 05:18 PM
Wind NW 13 mph21 km/h
Dew Point 33°F1°C
Wind Chill 56°F13°C
Barometric Pressure 30.06 in1018 mb
POP 2% *
Humidity 38%
Tue, 10th
Foster SD Weather - Tuesday, Nov 10, 2026 - Overcast
Hi: 55°F 13°C
Lo: 41°F 5°C
Sunrise 07:34 AM
Sunset 05:17 PM
Wind SSE 5 mph8 km/h
Dew Point 35°F2°C
Wind Chill 52°F11°C
Barometric Pressure 30 in1016 mb
POP 11% *
Humidity 49%
Wed, 11th
Foster SD Weather - Wednesday, Nov 11, 2026 - Partly Cloudy
Hi: 50°F 10°C
Lo: 34°F 1°C
Sunrise 07:36 AM
Sunset 05:16 PM
Wind NNW 9 mph15 km/h
Dew Point 34°F1°C
Wind Chill 43°F6°C
Barometric Pressure 30.21 in1023 mb
POP 8% *
Humidity 58%
Thu, 12th
Foster SD Weather - Thursday, Nov 12, 2026 - Sunny
Hi: 46°F 8°C
Lo: 29°F -2°C
Sunrise 07:37 AM
Sunset 05:15 PM
Wind SSE 8 mph13 km/h
Dew Point 30°F-1°C
Wind Chill 36°F2°C
Barometric Pressure 30.3 in1026 mb
POP 5% *
Humidity 63%
Fri, 13th
Foster SD Weather - Friday, Nov 13, 2026 - Cloudy
Hi: 52°F 11°C
Lo: 36°F 2°C
Sunrise 07:39 AM
Sunset 05:13 PM
Wind S 10 mph16 km/h
Dew Point 37°F3°C
Wind Chill 46°F8°C
Barometric Pressure 29.94 in1014 mb
POP 10% *
Humidity 60%
Sat, 14th
Foster SD Weather - Saturday, Nov 14, 2026 - Partly Cloudy
Hi: 59°F 15°C
Lo: 43°F 6°C
Sunrise 07:40 AM
Sunset 05:12 PM
Wind WNW 7 mph12 km/h
Dew Point 35°F2°C
Wind Chill 58°F14°C
Barometric Pressure 29.85 in1011 mb
POP 5% *
Humidity 41%
Sun, 15th
Foster SD Weather - Sunday, Nov 15, 2026 - Sunny
Hi: 58°F 14°C
Lo: 43°F 6°C
Sunrise 07:41 AM
Sunset 05:11 PM
Wind SSE 6 mph10 km/h
Dew Point 39°F4°C
Wind Chill 57°F14°C
Barometric Pressure 29.97 in1015 mb
POP 3% *
Humidity 49%
Mon, 16th
Foster SD Weather - Monday, Nov 16, 2026 - Partly Cloudy
Hi: 56°F 13°C
Lo: 46°F 8°C
Sunrise 07:43 AM
Sunset 05:10 PM
Wind SSE 14 mph22 km/h
Dew Point 43°F6°C
Wind Chill 52°F11°C
Barometric Pressure 29.91 in1013 mb
POP 6% *
Humidity 61%
Tue, 17th
Foster SD Weather - Tuesday, Nov 17, 2026 - Partly Cloudy
Hi: 51°F 11°C
Lo: 41°F 5°C
Sunrise 07:44 AM
Sunset 05:09 PM
Wind NW 9 mph15 km/h
Dew Point 40°F4°C
Wind Chill 47°F8°C
Barometric Pressure 29.97 in1015 mb
POP 8% *
Humidity 67%
Wed, 18th
Foster SD Weather - Wednesday, Nov 18, 2026 - Patchy Rain Nearby
Hi: 46°F 8°C
Lo: 40°F 5°C
Sunrise 07:45 AM
Sunset 05:08 PM
Wind NE 2 mph4 km/h
Dew Point 39°F4°C
Wind Chill 43°F6°C
Barometric Pressure 30.12 in1020 mb
POP 27% *
Humidity 85%
Thu, 19th
Foster SD Weather - Thursday, Nov 19, 2026 - Patchy Rain Nearby
Hi: 53°F 12°C
Lo: 47°F 8°C
Sunrise 07:47 AM
Sunset 05:07 PM
Wind SE 8 mph12 km/h
Dew Point 48°F9°C
Wind Chill 49°F10°C
Barometric Pressure 29.91 in1013 mb
POP 38% *
Humidity 86%
Fri, 20th
Foster SD Weather - Friday, Nov 20, 2026 - Partly Cloudy
Hi: 54°F 12°C
Lo: 44°F 7°C
Sunrise 07:48 AM
Sunset 05:07 PM
Wind SSE 14 mph22 km/h
Dew Point 46°F8°C
Wind Chill 50°F10°C
Barometric Pressure 29.77 in1008 mb
POP 10% *
Humidity 73%
* POP = Probability of Precipitation. Data for 12:00 PM.
45.5
-100.4