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Weather Forecast for Sioux Falls

South Dakota, United States of America

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Mist

Current Weather - Sioux Falls: 5°C

South Dakota, United States of America

Mist

Feels like 3°C

Wind

10 km/h S

Humidity

93%

Pressure

1022 mb

UV Index

0

Visibility

8 km
Mist

Mist

Wednesday, March 04, 2026

High

9°C

Low

3°C

Rain Chance

0%

Hourly Forecast

Mist 4°C
07:00
Mist 4°C
08:00
Mist 4°C
09:00
Patchy rain nearby 5°C
10:00
Overcast 5°C
11:00
Overcast 5°C
12:00
Overcast 6°C
13:00
Overcast 7°C
14:00
Cloudy 8°C
15:00
Partly Cloudy 8°C
16:00
Partly Cloudy 8°C
17:00
Partly Cloudy 8°C
18:00
Partly Cloudy 7°C
19:00
Clear 6°C
20:00
Clear 4°C
21:00
Clear 3°C
22:00
Partly Cloudy 3°C
23:00
Mar 05

Day Statistics

Maximum Wind

16 km/h

Humidity

88%

Precipitation

0 mm

UV Index

0

Visibility

8 km

Rain Chance

0%

Snow Chance

0%

Sun & Moon

Sunrise

06:58 AM

Sunset

06:19 PM

Moonrise

08:00 PM

Moonset

07:22 AM

Moon Phase

Waning Gibbous

Moon Illumination

100%

Air Quality

PM2.5

15.7

μg/m³

PM10

16.1

μg/m³

NO₂

12.4

μg/m³

O₃

57.3

μg/m³

SO₂

2.2

μg/m³

CO

336.3

μg/m³

US EPA Index: 2 GB DEFRA Index: 2

Weather Alerts

Dense Fog Advisory issued March 3 at 11:43PM CST until March 4 at 8:00AM CST by NWS Sioux Falls SD

Lyon; Osceola; Dickinson; Sioux; O'Brien; Clay; Cherokee; Buena Vista; Ida; Lincoln; Lyon; Murray; Cottonwood; Nobles; Jackson; Pipestone; Rock; Kingsbury; Brookings; Miner; Lake; Moody; McCook; Minnehaha; Turner; Lincoln Mar 3, 11:43 PM - Mar 4, 08:00 AM
Severity: Moderate Urgency: Expected

* WHAT...Visibility less than one quarter of a mile in dense fog. * WHERE...Portions of northwest and west central Iowa, southwest Minnesota, and east central and southeast South Dakota. * WHEN...Until 8 AM CST Wednesday. * IMPACTS...Low visibility could make driving conditions hazardous. * ADDITIONAL DETAILS...Visibility and fog are quite variable over short distances. Be prepared for quickly and dramatically changing conditions.

If driving, slow down, use your headlights, and leave plenty of distance ahead of you.

Event: Dense Fog Advisory Certainty: Likely Category: Met

Special Weather Statement issued March 3 at 10:20PM CST by NWS Sioux Falls SD

Lyon; Osceola; Dickinson; Sioux; O'Brien; Clay; Lincoln; Lyon; Murray; Cottonwood; Nobles; Jackson; Pipestone; Rock; Kingsbury; Brookings; Sanborn; Miner; Lake; Moody; Aurora; Davison; Hanson; McCook; Minnehaha; Charles Mix; Douglas; Hutchinson; Turner; Lincoln; Bon Homme; Yankton; Clay; Union Mar 3, 10:20 PM - Mar 4, 06:00 AM
Severity: Moderate Urgency: Expected

Visibilities have begun to fall across portions of southeast South Dakota, southwest Minnesota, and northwest Iowa late this evening as fog begins to develop. Visibilities down to a mile or less have been reported in various locations. If you will be on the road tonight, please remember to use caution as quickly dropping visibilities will result in impacted travel. Make sure to reduce your speed, increase your following distance, and use your low- beam lights if you encounter fog on the road.

Event: Special Weather Statement Certainty: Observed Category: Met