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Yankton, SD

74°F
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Yankton

South Dakota

74°
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Yankton, SD Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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4 AM

71°
RealFeel® 70°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 75%
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Thunderstorms
alerts

Severe Thunderstorm Watch

11:25 PM Saturday - 7:00 AM Sunday

WindESE 13 mph

Air QualityExcellent

Wind Gusts22 mph

Humidity99%

Indoor Humidity95% (Very Humid)

Dew Point71° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Rain0.05 in

Visibility10 mi

Cloud Ceiling1100 ft

5 AM

71°
RealFeel® 69°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 66%
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Thunderstorms
alerts

Severe Thunderstorm Watch

11:25 PM Saturday - 7:00 AM Sunday

WindESE 12 mph

Air QualityExcellent

Wind Gusts20 mph

Humidity99%

Indoor Humidity95% (Very Humid)

Dew Point70° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Rain0.05 in

Visibility5 mi

Cloud Ceiling1500 ft

6 AM

70°
RealFeel® 72°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 49%
Chevron down
Intermittent clouds
alerts

Severe Thunderstorm Watch

11:25 PM Saturday - 7:00 AM Sunday

RealFeel Shade™72°

WindESE 12 mph

Air QualityExcellent

Max UV Index0.2 (Low)

Wind Gusts17 mph

Humidity100%

Indoor Humidity95% (Very Humid)

Dew Point70° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling1800 ft

7 AM

70°
RealFeel® 72°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 33%
Chevron down
Intermittent clouds

RealFeel Shade™72°

WindESE 10 mph

Air QualityExcellent

Max UV Index0.6 (Low)

Wind Gusts15 mph

Humidity100%

Indoor Humidity95% (Very Humid)

Dew Point70° F

AccuLumen Brightness Index™5 (Medium)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling2200 ft

8 AM

73°
RealFeel® 74°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 3%
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Cloudy

RealFeel Shade™74°

WindSE 14 mph

Air QualityFair

Max UV Index0.6 (Low)

Wind Gusts17 mph

Humidity93%

Indoor Humidity93% (Very Humid)

Dew Point71° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling2200 ft

9 AM

73°
RealFeel® 75°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 3%
Chevron down
Mostly cloudy

RealFeel Shade™74°

WindSE 15 mph

Air QualityFair

Max UV Index1.1 (Low)

Wind Gusts18 mph

Humidity94%

Indoor Humidity94% (Very Humid)

Dew Point71° F

AccuLumen Brightness Index™3 (Dull)

Cloud Cover89%

Visibility10 mi

Cloud Ceiling2900 ft

10 AM

76°
RealFeel® 79°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 3%
Chevron down
Mostly cloudy

RealFeel Shade™77°

WindSSE 15 mph

Air QualityFair

Max UV Index1.9 (Low)

Wind Gusts18 mph

Humidity85%

Indoor Humidity85% (Very Humid)

Dew Point71° F

AccuLumen Brightness Index™4 (Dull)

Cloud Cover81%

Visibility10 mi

Cloud Ceiling3700 ft

11 AM

79°
RealFeel® 85°
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
rain drop 3%
Chevron down
Intermittent clouds

RealFeel Shade™81°

Heat Index80°

WindSSE 14 mph

Air QualityFair

Max UV Index4.1 (Moderate)

Wind Gusts18 mph

Humidity77%

Indoor Humidity77% (Very Humid)

Dew Point71° F

AccuLumen Brightness Index™5 (Medium)

Cloud Cover73%

Visibility10 mi

Cloud Ceiling12400 ft

12 PM

82°
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
rain drop 3%
Chevron down
Intermittent clouds

RealFeel Shade™84°

Heat Index86°

WindSSE 12 mph

Air QualityFair

Max UV Index7.7 (Very High)

Wind Gusts20 mph

Humidity70%

Indoor Humidity70% (Very Humid)

Dew Point71° F

AccuLumen Brightness Index™7 (Bright)

Cloud Cover62%

Visibility10 mi

Cloud Ceiling21200 ft

1 PM

85°
RealFeel® 95°
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
rain drop 2%
Chevron down
Partly sunny
alerts

Heat Advisory

1:00 PM Sunday - 9:00 PM Monday

RealFeel Shade™87°

Heat Index90°

WindSSE 12 mph

Air QualityFair

Max UV Index10.3 (Very High)

Wind Gusts20 mph

Humidity63%

Indoor Humidity63% (Very Humid)

Dew Point71° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover49%

Visibility10 mi

Cloud Ceiling30000 ft

2 PM

87°
RealFeel® 98°
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
rain drop 0%
Chevron down
Partly sunny
alerts

Heat Advisory

1:00 PM Sunday - 9:00 PM Monday

RealFeel Shade™90°

Heat Index93°

WindS 9 mph

Air QualityFair

Max UV Index9.4 (Very High)

Wind Gusts17 mph

Humidity58%

Indoor Humidity58% (Very Humid)

Dew Point71° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover31%

Visibility10 mi

Cloud Ceiling30000 ft

3 PM

88°
RealFeel® 98°
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
rain drop 0%
Chevron down
Mostly sunny
alerts

Heat Advisory

1:00 PM Sunday - 9:00 PM Monday

RealFeel Shade™91°

Heat Index94°

WindS 9 mph

Air QualityFair

Max UV Index7.3 (High)

Wind Gusts16 mph

Humidity56%

Indoor Humidity56% (Very Humid)

Dew Point71° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover13%

Visibility10 mi

Cloud Ceiling30000 ft

4 PM

89°
RealFeel® 97°
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
rain drop 0%
Chevron down
Sunny
alerts

Heat Advisory

1:00 PM Sunday - 9:00 PM Monday

RealFeel Shade™92°

Heat Index96°

WindS 10 mph

Air QualityFair

Max UV Index4.9 (Moderate)

Wind Gusts15 mph

Humidity54%

Indoor Humidity54% (Very Humid)

Dew Point71° F

AccuLumen Brightness Index™10 (Very Bright)

Cloud Cover1%

Visibility10 mi

Cloud Ceiling30000 ft

5 PM

90°
RealFeel® 97°
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
rain drop 0%
Chevron down
Sunny
alerts

Heat Advisory

1:00 PM Sunday - 9:00 PM Monday

RealFeel Shade™93°

Heat Index97°

WindSSW 10 mph

Air QualityFair

Max UV Index3.5 (Moderate)

Wind Gusts14 mph

Humidity54%

Indoor Humidity54% (Extremely Humid)

Dew Point72° F

AccuLumen Brightness Index™10 (Very Bright)

Cloud Cover0%

Visibility10 mi

Cloud Ceiling30000 ft

6 PM

90°
RealFeel® 96°
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
rain drop 0%
Chevron down
Sunny
alerts

Heat Advisory

1:00 PM Sunday - 9:00 PM Monday

RealFeel Shade™94°

Heat Index98°

WindSSW 10 mph

Air QualityFair

Max UV Index2.2 (Low)

Wind Gusts14 mph

Humidity56%

Indoor Humidity56% (Extremely Humid)

Dew Point73° F

AccuLumen Brightness Index™10 (Very Bright)

Cloud Cover0%

Visibility10 mi

Cloud Ceiling30000 ft

7 PM

92°
RealFeel® 98°
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
rain drop 0%
Chevron down
Sunny
alerts

Heat Advisory

1:00 PM Sunday - 9:00 PM Monday

RealFeel Shade™97°

Heat Index101°

WindSSW 10 mph

Air QualityFair

Max UV Index1.3 (Low)

Wind Gusts14 mph

Humidity56%

Indoor Humidity56% (Extremely Humid)

Dew Point74° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover2%

Visibility10 mi

Cloud Ceiling30000 ft

8 PM

89°
RealFeel® 96°
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
rain drop 0%
Chevron down
Mostly sunny
alerts

Heat Advisory

1:00 PM Sunday - 9:00 PM Monday

RealFeel Shade™96°

Heat Index99°

WindS 8 mph

Air QualityFair

Max UV Index0.5 (Low)

Wind Gusts13 mph

Humidity61%

Indoor Humidity61% (Extremely Humid)

Dew Point74° F

AccuLumen Brightness Index™3 (Dull)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

87°
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
rain drop 0%
Chevron down
Mostly sunny
alerts

Heat Advisory

1:00 PM Sunday - 9:00 PM Monday

RealFeel Shade™93°

Heat Index94°

WindS 7 mph

Air QualityFair

Max UV Index0.0 (Low)

Wind Gusts12 mph

Humidity66%

Indoor Humidity66% (Extremely Humid)

Dew Point74° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

84°
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
rain drop 0%
Chevron down
Mostly clear
alerts

Heat Advisory

1:00 PM Sunday - 9:00 PM Monday

Heat Index91°

WindSE 6 mph

Air QualityFair

Wind Gusts9 mph

Humidity69%

Indoor Humidity69% (Extremely Humid)

Dew Point73° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

81°
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
rain drop 0%
Chevron down
Mostly clear
alerts

Heat Advisory

1:00 PM Sunday - 9:00 PM Monday

Heat Index86°

WindSE 6 mph

Air QualityFair

Wind Gusts10 mph

Humidity76%

Indoor Humidity76% (Extremely Humid)

Dew Point73° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

Hourly Weather Forecast for Yankton

AccuWeather's hourly forecast for Yankton provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 71° with a RealFeel® of 70°, thunderstorms with a 75% 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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