Twin Brooks, SD

Hourly

1 PM

0° RealFeel® -25° Dangerous Cold RealFeel Guide Dangerous Cold -43° to -25° Significant caution advised. Frostbite to exposed skin within 2 minutes. Hypothermia likely without protective clothing. LEARN MORE 0% Mostly cloudy

• RealFeel Shade™: -25°
• Wind: NNW 18 mph
• Air Quality: Fair
• Max UV Index: 0.8 (Low)
• Wind Gusts: 33 mph
• Humidity: 66%
• Indoor Humidity: 11% (Extremely Dry)
• Dew Point: -9° F
• AccuLumen Brightness Index™: 3 (Dull)
• Cloud Cover: 86%
• Visibility: 10 mi
• Cloud Ceiling: 7000 ft

2 PM

-2° RealFeel® -28° Dangerous Cold RealFeel Guide Dangerous Cold -43° to -25° Significant caution advised. Frostbite to exposed skin within 2 minutes. Hypothermia likely without protective clothing. LEARN MORE 0% Cloudy

• RealFeel Shade™: -28°
• Wind: NW 18 mph
• Air Quality: Fair
• Max UV Index: 0.5 (Low)
• Wind Gusts: 37 mph
• Humidity: 67%
• Indoor Humidity: 10% (Extremely Dry)
• Dew Point: -10° F
• AccuLumen Brightness Index™: 2 (Dark)
• Cloud Cover: 90%
• Visibility: 10 mi
• Cloud Ceiling: 3200 ft

3 PM

-4° RealFeel® -31° Dangerous Cold RealFeel Guide Dangerous Cold -43° to -25° Significant caution advised. Frostbite to exposed skin within 2 minutes. Hypothermia likely without protective clothing. LEARN MORE 0% Cloudy

• RealFeel Shade™: -31°
• Wind: NW 18 mph
• Air Quality: Fair
• Max UV Index: 0.4 (Low)
• Wind Gusts: 38 mph
• Humidity: 67%
• Indoor Humidity: 9% (Extremely Dry)
• Dew Point: -12° F
• AccuLumen Brightness Index™: 2 (Dark)
• Cloud Cover: 90%
• Visibility: 10 mi
• Cloud Ceiling: 3600 ft

4 PM

-4° RealFeel® -30° Dangerous Cold RealFeel Guide Dangerous Cold -43° to -25° Significant caution advised. Frostbite to exposed skin within 2 minutes. Hypothermia likely without protective clothing. LEARN MORE 0% Mostly cloudy

• RealFeel Shade™: -30°
• Wind: NNW 17 mph
• Air Quality: Fair
• Max UV Index: 0.2 (Low)
• Wind Gusts: 37 mph
• Humidity: 60%
• Indoor Humidity: 9% (Extremely Dry)
• Dew Point: -14° F
• AccuLumen Brightness Index™: 1 (Dark)
• Cloud Cover: 88%
• Visibility: 10 mi
• Cloud Ceiling: 3600 ft

5 PM

-7° RealFeel® -33° Dangerous Cold RealFeel Guide Dangerous Cold -43° to -25° Significant caution advised. Frostbite to exposed skin within 2 minutes. Hypothermia likely without protective clothing. LEARN MORE 0% Mostly cloudy

• RealFeel Shade™: -33°
• Wind: NNW 16 mph
• Air Quality: Fair
• Max UV Index: 0.0 (Low)
• Wind Gusts: 33 mph
• Humidity: 62%
• Indoor Humidity: 8% (Dangerously Dry)
• Dew Point: -16° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 89%
• Visibility: 10 mi
• Cloud Ceiling: 3600 ft

6 PM

-10° RealFeel® -35° Dangerous Cold RealFeel Guide Dangerous Cold -43° to -25° Significant caution advised. Frostbite to exposed skin within 2 minutes. Hypothermia likely without protective clothing. LEARN MORE 0% Cloudy

alerts Extreme Cold Warning 6:00 PM Thursday - 3:00 PM Friday

• Wind: NNW 15 mph
• Air Quality: Fair
• Wind Gusts: 30 mph
• Humidity: 65%
• Indoor Humidity: 7% (Dangerously Dry)
• Dew Point: -19° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 90%
• Visibility: 10 mi
• Cloud Ceiling: 3600 ft

7 PM

-14° RealFeel® -43° Dangerous Cold RealFeel Guide Dangerous Cold -43° to -25° Significant caution advised. Frostbite to exposed skin within 2 minutes. Hypothermia likely without protective clothing. LEARN MORE 0% Cloudy

alerts Extreme Cold Warning 6:00 PM Thursday - 3:00 PM Friday

• Wind: NNW 16 mph
• Air Quality: Fair
• Wind Gusts: 31 mph
• Humidity: 71%
• Indoor Humidity: 6% (Dangerously Dry)
• Dew Point: -21° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 90%
• Visibility: 10 mi
• Cloud Ceiling: 3700 ft

8 PM

-14° RealFeel® -43° Dangerous Cold RealFeel Guide Dangerous Cold -43° to -25° Significant caution advised. Frostbite to exposed skin within 2 minutes. Hypothermia likely without protective clothing. LEARN MORE 0% Mostly cloudy

alerts Extreme Cold Warning 6:00 PM Thursday - 3:00 PM Friday

• Wind: NNW 16 mph
• Air Quality: Fair
• Wind Gusts: 30 mph
• Humidity: 73%
• Indoor Humidity: 6% (Dangerously Dry)
• Dew Point: -21° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 84%
• Visibility: 10 mi
• Cloud Ceiling: 3700 ft

9 PM

-16° RealFeel® -44° Very Dangerous Cold RealFeel Guide Very Dangerous Cold -69° to -44° Great caution advised. Frostbite to exposed skin within 1 minute. Hypothermia likely without protective clothing. LEARN MORE 0% Mostly cloudy

alerts Extreme Cold Warning 6:00 PM Thursday - 3:00 PM Friday

• Wind: NNW 15 mph
• Air Quality: Fair
• Wind Gusts: 28 mph
• Humidity: 76%
• Indoor Humidity: 6% (Dangerously Dry)
• Dew Point: -21° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 79%
• Visibility: 10 mi
• Cloud Ceiling: 3700 ft

10 PM

-16° RealFeel® -44° Very Dangerous Cold RealFeel Guide Very Dangerous Cold -69° to -44° Great caution advised. Frostbite to exposed skin within 1 minute. Hypothermia likely without protective clothing. LEARN MORE 0% Intermittent clouds

alerts Extreme Cold Warning 6:00 PM Thursday - 3:00 PM Friday

• Wind: NNW 15 mph
• Air Quality: Fair
• Wind Gusts: 25 mph
• Humidity: 76%
• Indoor Humidity: 6% (Dangerously Dry)
• Dew Point: -22° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 73%
• Visibility: 10 mi
• Cloud Ceiling: 12400 ft

11 PM

-18° RealFeel® -45° Very Dangerous Cold RealFeel Guide Very Dangerous Cold -69° to -44° Great caution advised. Frostbite to exposed skin within 1 minute. Hypothermia likely without protective clothing. LEARN MORE 0% Intermittent clouds

alerts Extreme Cold Warning 6:00 PM Thursday - 3:00 PM Friday

• Wind: NNW 15 mph
• Air Quality: Fair
• Wind Gusts: 24 mph
• Humidity: 78%
• Indoor Humidity: 6% (Dangerously Dry)
• Dew Point: -23° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 53%
• Visibility: 10 mi
• Cloud Ceiling: 21200 ft