Spearfish, SD

Hourly

3 PM

89° RealFeel® 93° Hot RealFeel Guide Hot 90° to 100° Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities. LEARN MORE 7% Mostly sunny

• RealFeel Shade™: 86°
• Wind: NW 9 mph
• Air Quality: Fair
• Max UV Index: 7 (High)
• Wind Gusts: 14 mph
• Humidity: 19%
• Indoor Humidity: 19% (Ideal Humidity)
• Dew Point: 42° F
• AccuLumen Brightness Index™: 9 (Very Bright)
• Cloud Cover: 10%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

4 PM

87° RealFeel® 90° Hot RealFeel Guide Hot 90° to 100° Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities. LEARN MORE 7% Mostly sunny

• RealFeel Shade™: 84°
• Wind: NNW 8 mph
• Air Quality: Fair
• Max UV Index: 5 (Moderate)
• Wind Gusts: 12 mph
• Humidity: 23%
• Indoor Humidity: 23% (Ideal Humidity)
• Dew Point: 45° F
• AccuLumen Brightness Index™: 9 (Very Bright)
• Cloud Cover: 10%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

5 PM

85° RealFeel® 87° Very Warm RealFeel Guide Very Warm 82° to 89° Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine. LEARN MORE 7% Mostly sunny

• RealFeel Shade™: 82°
• Wind: NNW 8 mph
• Air Quality: Fair
• Max UV Index: 4 (Moderate)
• Wind Gusts: 10 mph
• Humidity: 29%
• Indoor Humidity: 29% (Ideal Humidity)
• Dew Point: 49° F
• AccuLumen Brightness Index™: 9 (Very Bright)
• Cloud Cover: 10%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

6 PM

82° RealFeel® 82° Very Warm RealFeel Guide Very Warm 82° to 89° Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine. LEARN MORE 7% Mostly sunny

• RealFeel Shade™: 79°
• Wind: N 8 mph
• Air Quality: Fair
• Max UV Index: 2 (Low)
• Wind Gusts: 12 mph
• Humidity: 34%
• Indoor Humidity: 34% (Ideal Humidity)
• Dew Point: 51° F
• AccuLumen Brightness Index™: 9 (Very Bright)
• Cloud Cover: 10%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

7 PM

79° RealFeel® 78° Pleasant RealFeel Guide Pleasant 63° to 81° Most consider this temperature range ideal. LEARN MORE 10% Mostly sunny

• RealFeel Shade™: 76°
• Wind: NNW 8 mph
• Air Quality: Fair
• Max UV Index: 1 (Low)
• Wind Gusts: 9 mph
• Humidity: 40%
• Indoor Humidity: 40% (Ideal Humidity)
• Dew Point: 53° F
• AccuLumen Brightness Index™: 9 (Very Bright)
• Cloud Cover: 10%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

8 PM

76° RealFeel® 70° Pleasant RealFeel Guide Pleasant 63° to 81° Most consider this temperature range ideal. LEARN MORE 66% Thunderstorms

• RealFeel Shade™: 70°
• Wind: NE 8 mph
• Air Quality: Fair
• Max UV Index: 0 (Low)
• Wind Gusts: 18 mph
• Humidity: 54%
• Indoor Humidity: 54% (Slightly Humid)
• Dew Point: 58° F
• AccuLumen Brightness Index™: 1 (Dark)
• Cloud Cover: 95%
• Rain: 0.06 in
• Visibility: 5 mi
• Cloud Ceiling: 4000 ft

9 PM

73° RealFeel® 70° Pleasant RealFeel Guide Pleasant 63° to 81° Most consider this temperature range ideal. LEARN MORE 49% Cloudy

• Wind: NE 7 mph
• Air Quality: Fair
• Wind Gusts: 18 mph
• Humidity: 62%
• Indoor Humidity: 62% (Slightly Humid)
• Dew Point: 59° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 95%
• Visibility: 10 mi
• Cloud Ceiling: 4000 ft

10 PM

69° RealFeel® 66° Pleasant RealFeel Guide Pleasant 63° to 81° Most consider this temperature range ideal. LEARN MORE 49% Cloudy

• Wind: E 7 mph
• Air Quality: Fair
• Wind Gusts: 18 mph
• Humidity: 69%
• Indoor Humidity: 69% (Slightly Humid)
• Dew Point: 58° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 95%
• Visibility: 10 mi
• Cloud Ceiling: 19100 ft

11 PM

67° RealFeel® 62° Cool RealFeel Guide Cool 53° to 62° Light jacket or sweater may be appropriate. LEARN MORE 56% Thunderstorms

• Wind: SSE 8 mph
• Air Quality: Fair
• Wind Gusts: 18 mph
• Humidity: 72%
• Indoor Humidity: 70% (Slightly Humid)
• Dew Point: 58° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 96%
• Rain: 0.06 in
• Visibility: 5 mi
• Cloud Ceiling: 4000 ft