For Business
|
Warnings
Data Suite
Forensics
Advertising
Superior Accuracy™

Significant, life-threatening flash flooding ongoing in southeast Missouri. Get the latest.

Severe storms on repeat for Plains to mid-Atlantic this week. See the timing.

Sisseton, SD

Location

Location News Videos

Use Current Location

Recent

Sisseton

South Dakota

No results found.

Try searching for a city, zip code or point of interest.

Create Your Account Unlock extended daily and hourly forecasts — all with your free account.

Have an account already? Log In

settings

Sisseton, SD Weather

Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

News & Features

Astronomy

Business

Climate

Health

Recreation

Sports

Travel

For Business

Warnings

Data Suite

Forensics

Advertising

Superior Accuracy™

Video

Winter Center

Hourly

10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

View hourly forecasts 10-days ahead

Activate Your Premium+ Subscription

12 PM

83°

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.

20%

Sunny

RealFeel Shade™84°

Heat Index86°

WindSSW 9 mph

Air QualityExcellent

Max UV Index8.6 (Very High)

Wind Gusts17 mph

Humidity64%

Indoor Humidity64% (Very Humid)

Dew Point69° F

AccuLumen Brightness Index™10 (Very Bright)

Cloud Cover4%

Visibility10 mi

Cloud Ceiling33500 ft

1 PM

85°

RealFeel® 94°

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.

16%

Mostly sunny

RealFeel Shade™85°

Heat Index88°

WindS 9 mph

Air QualityExcellent

Max UV Index9.3 (Very High)

Wind Gusts18 mph

Humidity58%

Indoor Humidity58% (Very Humid)

Dew Point68° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover10%

Visibility10 mi

Cloud Ceiling30000 ft

2 PM

86°

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.

7%

Mostly sunny

RealFeel Shade™87°

Heat Index90°

WindSSE 9 mph

Air QualityFair

Max UV Index8.6 (Very High)

Wind Gusts18 mph

Humidity55%

Indoor Humidity55% (Very Humid)

Dew Point68° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover22%

Visibility10 mi

Cloud Ceiling30000 ft

3 PM

88°

RealFeel® 94°

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.

7%

Intermittent clouds

RealFeel Shade™88°

Heat Index92°

WindSSE 9 mph

Air QualityFair

Max UV Index5.8 (High)

Wind Gusts18 mph

Humidity53%

Indoor Humidity53% (Very Humid)

Dew Point69° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling30000 ft

4 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.

7%

Intermittent clouds

RealFeel Shade™91°

Heat Index94°

WindSSE 10 mph

Air QualityFair

Max UV Index2.2 (Low)

Wind Gusts20 mph

Humidity64%

Indoor Humidity64% (Extremely Humid)

Dew Point73° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling4000 ft

5 PM

85°

RealFeel® 89°

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.

7%

Intermittent clouds

RealFeel Shade™87°

Heat Index90°

WindSE 12 mph

Air QualityFair

Max UV Index2.1 (Low)

Wind Gusts18 mph

Humidity61%

Indoor Humidity61% (Very Humid)

Dew Point71° F

AccuLumen Brightness Index™7 (Bright)

Cloud Cover57%

Visibility10 mi

Cloud Ceiling7000 ft

6 PM

84°

RealFeel® 88°

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.

7%

Intermittent clouds

RealFeel Shade™86°

Heat Index89°

WindSSE 12 mph

Air QualityFair

Max UV Index2.2 (Low)

Wind Gusts17 mph

Humidity65%

Indoor Humidity65% (Very Humid)

Dew Point71° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover52%

Visibility10 mi

Cloud Ceiling30000 ft

7 PM

83°

RealFeel® 86°

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.

6%

Partly sunny

RealFeel Shade™84°

Heat Index87°

WindSSE 13 mph

Air QualityFair

Max UV Index1.3 (Low)

Wind Gusts16 mph

Humidity65%

Indoor Humidity65% (Very Humid)

Dew Point70° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover49%

Visibility10 mi

Cloud Ceiling30000 ft

8 PM

81°

RealFeel® 83°

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.

4%

Mostly sunny

RealFeel Shade™83°

Heat Index84°

WindSSE 9 mph

Air QualityExcellent

Max UV Index0.5 (Low)

Wind Gusts14 mph

Humidity65%

Indoor Humidity65% (Very Humid)

Dew Point69° F

AccuLumen Brightness Index™3 (Dull)

Cloud Cover10%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

78°

RealFeel® 79°

Pleasant

RealFeel Guide

Pleasant

63° to 81°

Most consider this temperature range ideal.

4%

Mostly sunny

RealFeel Shade™79°

WindSSE 9 mph

Air QualityExcellent

Max UV Index0.0 (Low)

Wind Gusts13 mph

Humidity73%

Indoor Humidity73% (Very Humid)

Dew Point69° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover10%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

75°

RealFeel® 76°

Pleasant

RealFeel Guide

Pleasant

63° to 81°

Most consider this temperature range ideal.

4%

Mostly clear

WindSSE 8 mph

Air QualityExcellent

Wind Gusts10 mph

Humidity78%

Indoor Humidity78% (Very Humid)

Dew Point68° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover10%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

73°

RealFeel® 73°

Pleasant

RealFeel Guide

Pleasant

63° to 81°

Most consider this temperature range ideal.

4%

Mostly clear

WindSSE 8 mph

Air QualityExcellent

Wind Gusts9 mph

Humidity82%

Indoor Humidity82% (Very Humid)

Dew Point67° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover10%

Visibility10 mi

Cloud Ceiling30000 ft

Hourly Weather Forecast for Sisseton

AccuWeather's hourly forecast for Sisseton provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 83° with a RealFeel® of 93°, sunny with a 20% 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.

Further Ahead

Tomorrow

Sunday

10-Day

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Weather Forecasts

Flash flood risk reaches extreme levels from Missouri to Tennessee

3 hours ago

Weather Forecasts

Next heat dome to bring 100 F heat to Midwest; perhaps East again

6 hours ago

Weather Forecasts

Tropical moisture fueling flash flooding risk in Texas, Southeast

2 hours ago

Severe Weather

Tireless severe storms to repeat from Plains to mid-Atlantic

3 hours ago

Live: World Cup 2026 weather updates

LATEST ENTRY

Ideal weather expected for today's Los Angeles match

24 minutes ago

Featured Stories

Super Typhoon Bavi leaves trail of destruction

2 days ago 0:36

Weather News

Victims of Spanish wildfires were killed while trying to escape along ...

2 hours ago

Recreation

30 beluga whales to be rescued from shuttered Marineland in Canada

1 hour ago

Astronomy

A viral sunset and dueling meteor showers are coming in July

1 week ago

Weather News

At least 750 structures destroyed by Colorado wildfire, images show

22 hours ago

World North America United States South Dakota Sisseton

Weather Near Sisseton:

Aberdeen, SD
Pierre, SD
Sioux Falls, SD

Company

Proven Superior Accuracy™ About AccuWeather Digital Advertising Careers Press Contact Us

Products & Services

For Business For Partners For Advertising AccuWeather APIs AccuWeather Connect Personal Weather Stations

Apps & Downloads

iPhone App Android App See all Apps & Downloads

Subscription Services

AccuWeather Premium AccuWeather Professional

More

AccuWeather Ready Business Health Hurricane Leisure and Recreation Severe Weather Space and Astronomy Sports Travel Weather News Winter Center

Company

Proven Superior Accuracy™ About AccuWeather Digital Advertising Careers Press Contact Us

Products & Services

For Business For Partners For Advertising AccuWeather APIs AccuWeather Connect Personal Weather Stations

Apps & Downloads

iPhone App Android App See all Apps & Downloads

Subscription Services

AccuWeather Premium AccuWeather Professional

More

AccuWeather Ready Business Health Hurricane Leisure and Recreation Severe Weather Space and Astronomy Sports Travel Weather News Winter Center

© 2026 AccuWeather, Inc. "AccuWeather" and sun design are registered trademarks of AccuWeather, Inc. All Rights Reserved.

Terms of Use | Privacy Policy | Cookie Policy | About Your Privacy Do Not Sell or Share My Personal Information | Data Sources

...

...

...