Local Forecast

Keystone, SD Weather Forecast & Alerts

Current conditions, 5-day forecast, active weather alerts for Keystone, SD

No Active Alerts

Hour-by-Hour  Current Observation

Wednesday 9:55 PM CDTWednesday 9:55 PM

°F °C
Regional Observations →
81°F

Partly Cloudy

  • 86° / 66° High / Low
  • 81° Feels Like
  • 0% Chance of Rain

Wind

13 mph

S

UV Index

0

None

Humidity

24%

Dew 41°F

Sun

7:19 AM · 8:25 PM

Rise · Set

Source: ELLSWORTH AFB (KRCA). Slider scrubs the next 12 hours.

5-Day Outlook

Through Sunday

Local Radar →

Tonight

66°

Partly Cloudy

Detailed forecast

Tonight

Mostly clear, with a low around 66. Southwest wind around 10 mph, with gusts as high as 24 mph.

Thursday

89° 66°

Mostly Sunny

Overnight: Mostly Clear

Detailed forecast

Thursday

Sunny, with a high near 88. Southwest wind 6 to 13 mph, with gusts as high as 29 mph.

Night

Mostly clear, with a low around 65. Southwest wind around 7 mph, with gusts as high as 21 mph.

Friday

93° 69°

Mostly Sunny

Overnight: Mostly Clear

Detailed forecast

Friday

Sunny. High near 92, with temperatures falling to around 90 in the afternoon. South wind 7 to 13 mph, with gusts as high as 31 mph.

Night

Mostly clear, with a low around 69. Southwest wind around 10 mph, with gusts as high as 26 mph.

Saturday

93° 66°

Partly Sunny

Overnight: Partly Cloudy

Detailed forecast

Saturday

Sunny. High near 93, with temperatures falling to around 90 in the afternoon. West wind 6 to 10 mph, with gusts as high as 21 mph.

Night

Partly cloudy, with a low around 66.

Sunday

84° 62°

Chance of Thunderstorms

Overnight: Chance of Rain

Detailed forecast

Sunday

A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 83.

Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 62.

Keystone, SD Weather Analysis Tools