Current Weather Forecast for Spearfish

SD 57799  |   3:09am

Weather Conditions

52°

Feels Like 52°

Fair

55° 78°

0

UV Index

Good

Air Quality

WSW 1 mph

Wind

0 in

rain

Tonight

Fri 8/22

52°

Lowest Temperature

1%

A few clouds. Low 52F. Winds light and variable.

Tomorrow

Sat 8/23

74°

Highest Temperature

1%

A few clouds early, otherwise mostly sunny. High 74F. Winds ENE at 5 to 10 mph.

Tomorrow night

Sat 8/23

49°

Lowest Temperature

4%

Clear skies. Low 49F. Winds ESE at 5 to 10 mph.

Next 12 Hours Next 7 Days

Next 12 Hours Forecast in Spearfish

Hourly Weather Forecast & Temperature

4AM

1%

53°

Feels Like 53°

Partly Cloudy

SSW 2 mph

Wind

1026 mb

Pressure

79%

Humidity

0

UV Index

10mi

Visibility

45%

Cloud Cover

5AM

1%

53°

Feels Like 53°

Partly Cloudy

SW 2 mph

Wind

1026 mb

Pressure

80%

Humidity

0

UV Index

10mi

Visibility

54%

Cloud Cover

6AM

1%

54°

Feels Like 54°

Mostly Cloudy

SSW 3 mph

Wind

1026 mb

Pressure

75%

Humidity

0

UV Index

10mi

Visibility

68%

Cloud Cover

7AM

1%

55°

Feels Like 55°

Mostly Cloudy

S 2 mph

Wind

1026 mb

Pressure

75%

Humidity

0

UV Index

10mi

Visibility

72%

Cloud Cover

8AM

1%

57°

Feels Like 57°

Mostly Cloudy

SE 2 mph

Wind

1026 mb

Pressure

72%

Humidity

1

UV Index

10mi

Visibility

69%

Cloud Cover

9AM

1%

60°

Feels Like 60°

Mostly Cloudy

E 3 mph

Wind

1025 mb

Pressure

62%

Humidity

2

UV Index

10mi

Visibility

73%

Cloud Cover

10AM

1%

63°

Feels Like 63°

Mostly Cloudy

ENE 3 mph

Wind

1025 mb

Pressure

57%

Humidity

3

UV Index

10mi

Visibility

67%

Cloud Cover

11AM

65°

Feels Like 65°

Partly Cloudy

NE 5 mph

Wind

1024 mb

Pressure

55%

Humidity

5

UV Index

10mi

Visibility

43%

Cloud Cover

12PM

67°

Feels Like 67°

Mostly Sunny

NE 5 mph

Wind

1023 mb

Pressure

52%

Humidity

7

UV Index

10mi

Visibility

27%

Cloud Cover

1PM

69°

Feels Like 69°

Mostly Sunny

NE 6 mph

Wind

1022 mb

Pressure

49%

Humidity

7

UV Index

10mi

Visibility

29%

Cloud Cover

2PM

70°

Feels Like 70°

Partly Cloudy

NE 6 mph

Wind

1021 mb

Pressure

47%

Humidity

7

UV Index

10mi

Visibility

31%

Cloud Cover

3PM

72°

Feels Like 72°

Sunny

NE 8 mph

Wind

1020 mb

Pressure

44%

Humidity

5

UV Index

10mi

Visibility

17%

Cloud Cover

Fri 8/22

Fri

1%

55°

78°

Partly cloudy. Lows overnight in the low 50s.

52°

Feels Like

SW 5 mph

Wind

79%

Humidity

0

UV Index

6:06 AM

Sunrise

7:48 PM

Sunset

Sat 8/23

Sat

1%

52°

72°

A few clouds. Highs in the mid 70s and lows in the upper 40s.

74°

Feels Like

ENE 8 mph

Wind

54%

Humidity

7

UV Index

6:07 AM

Sunrise

7:47 PM

Sunset

Sun 8/24

Sun

4%

49°

73°

A few clouds. Highs in the low 70s and lows in the low 50s.

73°

Feels Like

E 10 mph

Wind

54%

Humidity

7

UV Index

6:09 AM

Sunrise

7:45 PM

Sunset

Mon 8/25

Mon

3%

51°

78°

Abundant sunshine. Highs in the upper 70s and lows in the low 50s.

78°

Feels Like

NE 8 mph

Wind

51%

Humidity

7

UV Index

6:10 AM

Sunrise

7:43 PM

Sunset

Tue 8/26

Tue

4%

53°

82°

More sun than clouds. Highs in the low 80s and lows in the low 60s.

82°

Feels Like

ESE 10 mph

Wind

50%

Humidity

7

UV Index

6:11 AM

Sunrise

7:42 PM

Sunset

Wed 8/27

Wed

3%

60°

82°

Mix of sun and clouds. Highs in the low 80s and lows in the upper 50s.

82°

Feels Like

E 9 mph

Wind

52%

Humidity

5

UV Index

6:12 AM

Sunrise

7:40 PM

Sunset

Thu 8/28

Thu

17%

59°

79°

Mostly cloudy. Highs in the upper 70s and lows in the low 60s.

79°

Feels Like

ESE 10 mph

Wind

55%

Humidity

5

UV Index

6:13 AM

Sunrise

7:38 PM

Sunset

Fri 8/29

Fri

39%

60°

75°

Thunderstorms developing in the afternoon. Highs in the mid 70s and lows in the upper 50s.

75°

Feels Like

ESE 8 mph

Wind

68%

Humidity

5

UV Index

6:14 AM

Sunrise

7:36 PM

Sunset

Need to see beyond 12 Hours?

Find more forecast on the FREE FOX WEATHER App

GO TO APP STORE

Latest Stories from South Dakota

Destructive derecho unleashes hurricane-force wind gusts in northern Plains snapping trees, knocking out power

A destructive derecho snapped trees and knocked out power to tens of thousands of people as it tore across portions of the northern Plains and Upper Midwest with hurricane-force wind gusts late Monday night and into early Tuesday morning.

Daily Weather Update from FOX Weather: Derecho blasts Plains with destructive winds as massive heat dome peaks

Top weather news for Tuesday, July 29, 2025: A destructive derecho snapped trees and knocked out power to tens of thousands of people as it tore across portions of the northern Plains and Upper Midwest with hurricane-force wind gusts late Monday night and into early Tuesday morning.

Potential derecho spawning tornadoes, hurricane-force winds threatens several states across Plains, Midwest

The northern Plains, including the Dakotas, Iowa and Minnesota, are in the bull's-eye of a renewed severe weather threat Monday that is expected to bring violent, damaging wind gusts.

Daily Weather Update from FOX Weather: Uptick in Atlantic tropics looms as potential derecho threatens Plains

Top weather news for Monday, July 28, 2025: The Atlantic could see an increase in tropical activity as we head into August. Meanwhile, a heat dome will bring life-threatening temperatures to the Southeast, and a potential derecho could blast across the northern Plains.

Load More Stories