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Severe weather outbreak to peak Friday with tornadoes. Click for the forecast. Chevron right

Groton, SD

30°F
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Groton

South Dakota

30°
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Groton, SD Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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8 AM

31°
RealFeel® 14°
Very Cold
RealFeel Guide
Very Cold
10° to 24°
Caution advised. Older adults, infants, and those with sensitive medical conditions, should be well dressed to protect from hypothermia and frostbite. Coat, hat, gloves and a scarf are appropriate.
LEARN MORE
rain drop 44%
Chevron down
Freezing rain

RealFeel Shade™14°

WindN 18 mph

Air QualityExcellent

Max UV Index0.3 (Low)

Wind Gusts24 mph

Humidity93%

Indoor Humidity38% (Dry)

Dew Point29° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover100%

Ice0.01 in

Visibility10 mi

Cloud Ceiling3800 ft

9 AM

33°
RealFeel® 18°
Very Cold
RealFeel Guide
Very Cold
10° to 24°
Caution advised. Older adults, infants, and those with sensitive medical conditions, should be well dressed to protect from hypothermia and frostbite. Coat, hat, gloves and a scarf are appropriate.
LEARN MORE
rain drop 40%
Chevron down
Cloudy

RealFeel Shade™18°

WindN 18 mph

Air QualityExcellent

Max UV Index0.6 (Low)

Wind Gusts24 mph

Humidity80%

Indoor Humidity36% (Dry)

Dew Point27° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling3300 ft

10 AM

34°
RealFeel® 21°
Very Cold
RealFeel Guide
Very Cold
10° to 24°
Caution advised. Older adults, infants, and those with sensitive medical conditions, should be well dressed to protect from hypothermia and frostbite. Coat, hat, gloves and a scarf are appropriate.
LEARN MORE
rain drop 37%
Chevron down
Cloudy

RealFeel Shade™19°

WindNNW 18 mph

Air QualityExcellent

Max UV Index1.2 (Low)

Wind Gusts24 mph

Humidity74%

Indoor Humidity36% (Dry)

Dew Point27° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover96%

Visibility10 mi

Cloud Ceiling10300 ft

11 AM

36°
RealFeel® 23°
Very Cold
RealFeel Guide
Very Cold
10° to 24°
Caution advised. Older adults, infants, and those with sensitive medical conditions, should be well dressed to protect from hypothermia and frostbite. Coat, hat, gloves and a scarf are appropriate.
LEARN MORE
rain drop 40%
Chevron down
Cloudy

RealFeel Shade™21°

WindNNW 20 mph

Air QualityExcellent

Max UV Index1.9 (Low)

Wind Gusts23 mph

Humidity66%

Indoor Humidity35% (Dry)

Dew Point26° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling17300 ft

12 PM

39°
RealFeel® 24°
Very Cold
RealFeel Guide
Very Cold
10° to 24°
Caution advised. Older adults, infants, and those with sensitive medical conditions, should be well dressed to protect from hypothermia and frostbite. Coat, hat, gloves and a scarf are appropriate.
LEARN MORE
rain drop 44%
Chevron down
Showers

RealFeel Shade™22°

WindNNW 20 mph

Air QualityExcellent

Max UV Index1.6 (Low)

Wind Gusts24 mph

Humidity56%

Indoor Humidity34% (Dry)

Dew Point24° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover95%

Rain0.01 in

Visibility10 mi

Cloud Ceiling7000 ft

1 PM

41°
RealFeel® 31°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 40%
Chevron down
Cloudy

RealFeel Shade™28°

WindNNW 21 mph

Air QualityExcellent

Max UV Index2.8 (Moderate)

Wind Gusts24 mph

Humidity48%

Indoor Humidity33% (Dry)

Dew Point23° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling19200 ft

2 PM

43°
RealFeel® 33°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 20%
Chevron down
Cloudy

RealFeel Shade™30°

WindNNW 21 mph

Air QualityFair

Max UV Index2.2 (Low)

Wind Gusts27 mph

Humidity44%

Indoor Humidity33% (Dry)

Dew Point23° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling14100 ft

3 PM

45°
RealFeel® 34°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 20%
Chevron down
Cloudy

RealFeel Shade™32°

WindNW 20 mph

Air QualityFair

Max UV Index1.6 (Low)

Wind Gusts33 mph

Humidity42%

Indoor Humidity33% (Dry)

Dew Point23° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling9000 ft

4 PM

46°
RealFeel® 36°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 20%
Chevron down
Cloudy

RealFeel Shade™35°

WindNW 20 mph

Air QualityFair

Max UV Index1.2 (Low)

Wind Gusts37 mph

Humidity39%

Indoor Humidity33% (Dry)

Dew Point23° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling8300 ft

5 PM

44°
RealFeel® 32°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 20%
Chevron down
Cloudy

RealFeel Shade™32°

WindNW 20 mph

Air QualityFair

Max UV Index0.8 (Low)

Wind Gusts38 mph

Humidity42%

Indoor Humidity32% (Dry)

Dew Point22° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling7700 ft

6 PM

42°
RealFeel® 29°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 20%
Chevron down
Cloudy

RealFeel Shade™29°

WindNW 21 mph

Air QualityFair

Max UV Index0.4 (Low)

Wind Gusts38 mph

Humidity43%

Indoor Humidity31% (Dry)

Dew Point21° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling7100 ft

7 PM

40°
RealFeel® 26°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 13%
Chevron down
Cloudy

RealFeel Shade™26°

WindNW 21 mph

Air QualityFair

Max UV Index0.2 (Low)

Wind Gusts38 mph

Humidity45%

Indoor Humidity31% (Dry)

Dew Point20° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling11700 ft

8 PM

37°
RealFeel® 23°
Very Cold
RealFeel Guide
Very Cold
10° to 24°
Caution advised. Older adults, infants, and those with sensitive medical conditions, should be well dressed to protect from hypothermia and frostbite. Coat, hat, gloves and a scarf are appropriate.
LEARN MORE
rain drop 0%
Chevron down
Cloudy

RealFeel Shade™23°

WindNW 18 mph

Air QualityFair

Max UV Index0.0 (Low)

Wind Gusts32 mph

Humidity47%

Indoor Humidity30% (Dry)

Dew Point19° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling16300 ft

9 PM

35°
RealFeel® 22°
Very Cold
RealFeel Guide
Very Cold
10° to 24°
Caution advised. Older adults, infants, and those with sensitive medical conditions, should be well dressed to protect from hypothermia and frostbite. Coat, hat, gloves and a scarf are appropriate.
LEARN MORE
rain drop 0%
Chevron down
Cloudy

WindNW 16 mph

Air QualityFair

Wind Gusts28 mph

Humidity48%

Indoor Humidity29% (Very Dry)

Dew Point18° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling20900 ft

10 PM

32°
RealFeel® 19°
Very Cold
RealFeel Guide
Very Cold
10° to 24°
Caution advised. Older adults, infants, and those with sensitive medical conditions, should be well dressed to protect from hypothermia and frostbite. Coat, hat, gloves and a scarf are appropriate.
LEARN MORE
rain drop 0%
Chevron down
Cloudy

WindNW 15 mph

Air QualityFair

Wind Gusts24 mph

Humidity52%

Indoor Humidity28% (Very Dry)

Dew Point17° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling23900 ft

11 PM

31°
RealFeel® 18°
Very Cold
RealFeel Guide
Very Cold
10° to 24°
Caution advised. Older adults, infants, and those with sensitive medical conditions, should be well dressed to protect from hypothermia and frostbite. Coat, hat, gloves and a scarf are appropriate.
LEARN MORE
rain drop 0%
Chevron down
Cloudy

WindNW 14 mph

Air QualityFair

Wind Gusts22 mph

Humidity55%

Indoor Humidity28% (Very Dry)

Dew Point16° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling30000 ft

Hourly Weather Forecast for Groton

AccuWeather's hourly forecast for Groton provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 31° with a RealFeel® of 14°, freezing rain with a 44% chance of precipitation. Each hourly forecast includes wind speed, humidity, air quality, UV index, and the AccuLumen Brightness Index™, AccuWeather's measure of perceived outdoor light intensity. Forecasts are generated by proprietary systems developed by AccuWeather meteorologists since 1962.

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