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Keystone, SD 57751

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Detailed Forecast

Keystone, SD 57751

Today

7/23/2014

Hi: 87°

Mostly sunny in the morning...then partly cloudy with a 30 percent chance of showers and thunderstorms in the afternoon. Highs in the lower 80s. South winds 5 to 10 mph increasing to 10 to 20 mph in the afternoon.

Lo: 67°

Partly cloudy. A 30 percent chance of showers and thunderstorms in the evening. Lows 55 to 63. Southeast winds 10 to 15 mph shifting to the southwest 5 to 15 mph after midnight.

Thursday

7/24/2014

Hi: 91°

Partly cloudy. A 30 percent chance of showers and thunderstorms in the afternoon. Highs in the upper 80s. Northwest winds 5 to 10 mph.

Lo: 63°

Partly cloudy. A 20 percent chance of showers and thunderstorms in the evening. Lows 50 to 58. North winds 5 to 15 mph.

Friday

7/25/2014

Hi: 81°

Mostly sunny. Highs 74 to 80.

Lo: 60°

Mostly clear with a 20 percent chance of showers and thunderstorms. Lows 48 to 56.

Saturday

7/26/2014

Hi: 80°

Mostly sunny. Highs 72 to 78.

Lo: 58°

Mostly clear. Lows 46 to 54.

Sunday

7/27/2014

Hi: 77°

Mostly sunny. Highs 70 to 76.

Lo: 56°

Mostly clear. Lows 45 to 53.

Monday

7/28/2014

Hi: 77°

Mostly sunny. Highs 70 to 76.

Lo: 58°

Mostly clear. Lows 46 to 54.

Tuesday

7/29/2014

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