Weather Forecast for Wisconsin Dells

Wisconsin, United States of America

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Current Weather - Wisconsin Dells: 25°C

Wisconsin, United States of America

Clear

Feels like 19°C

Wind

9 km/h W

Humidity

79%

Pressure

1019 mb

UV Index

0

Visibility

10 km

Sunny

Sunny

Wednesday, July 15, 2026

High

37°C

Low

21°C

Rain Chance

17%

Hourly Forecast

Sunny 27°C
08:00
Sunny 29°C
09:00
Sunny 31°C
10:00
Sunny 36°C
11:00
Sunny 37°C
12:00
Sunny 32°C
13:00
Sunny 32°C
14:00
Sunny 33°C
15:00
Sunny 33°C
16:00
Sunny 32°C
17:00
Patchy rain nearby 32°C
18:00
Patchy rain nearby 29°C
19:00
Patchy rain nearby 27°C
20:00
Clear 26°C
21:00
Clear 25°C
22:00
Clear 24°C
23:00
Jul 16

Day Statistics

Maximum Wind

10 km/h

Humidity

72%

Precipitation

0 mm

UV Index

10

Visibility

10 km

Rain Chance

17%

Snow Chance

0%

Sun & Moon

Sunrise

05:31 AM

Sunset

08:38 PM

Moonrise

06:28 AM

Moonset

09:42 PM

Moon Phase

New Moon

Moon Illumination

3%

Air Quality

PM2.5

4.4

μg/m³

PM10

4.8

μg/m³

NO₂

4

μg/m³

O₃

80.6

μg/m³

SO₂

0.5

μg/m³

CO

134.9

μg/m³

US EPA Index: 1 GB DEFRA Index: 1

Weather Alerts

Heat Advisory issued July 14 at 6:40PM CDT until July 15 at 8:00PM CDT by NWS Milwaukee/Sullivan WI

Marquette; Green Lake; Fond Du Lac; Sheboygan; Sauk; Columbia; Dodge; Washington; Ozaukee; Iowa; Dane; Jefferson; Waukesha; Milwaukee; Lafayette; Green; Rock; Walworth; Racine; Kenosha Jul 14, 06:40 PM - Jul 15, 02:45 AM
Severity: Moderate Urgency: Expected

* WHAT...Heat index values up to 103. * WHERE...Portions of east central, south central, and southeast Wisconsin. * WHEN...Until 8 PM CDT Wednesday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke.

Event: Heat Advisory Certainty: Likely Category: Met

Heat Advisory issued July 14 at 1:04PM CDT until July 15 at 8:00PM CDT by NWS Milwaukee/Sullivan WI

Marquette; Green Lake; Fond Du Lac; Sheboygan; Sauk; Columbia; Dodge; Washington; Ozaukee; Iowa; Dane; Jefferson; Waukesha; Milwaukee; Lafayette; Green; Rock; Walworth; Racine; Kenosha Jul 14, 01:04 PM - Jul 14, 10:00 PM
Severity: Moderate Urgency: Expected

* WHAT...Heat index values up to 103 degrees expected each afternoon. * WHERE...Portions of east central, south central, and southeast Wisconsin. * WHEN...Until 8 PM CDT Wednesday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke.

Event: Heat Advisory Certainty: Likely Category: Met

Air Quality Alert issued July 14 at 11:40AM CDT by NWS Milwaukee/Sullivan WI

Marquette; Green Lake; Fond Du Lac; Sheboygan; Sauk; Columbia; Dodge; Washington; Ozaukee; Iowa; Dane; Jefferson; Waukesha; Milwaukee; Lafayette; Green; Rock; Walworth; Racine; Kenosha Jul 14, 11:40 AM - Jul 16, 12:00 PM
Severity: Unknown Urgency: Unknown

The Wisconsin Department of Natural Resources has issued an Air Quality Advisory for the following counties: Columbia, Dane, Dodge, Fond du Lac, Green, Green Lake, Iowa, Jefferson, Kenosha, Lafayette, Marquette, Milwaukee, Ozaukee, Racine, Rock, Sauk, Sheboygan, Walworth, Washington, Waukesha. WHAT...The PM2.5 AQI (24-hour average) is expected to reach the Unhealthy for Sensitive Groups (Orange) to Very Unhealthy (Purple) level. Hazardous (Maroon) NowCast AQI (1-hour average) will be possible. WHERE...Statewide. WHEN...From noon Tuesday until noon Thursday. Precautionary/Preparedness Actions: For Very Unhealthy (Purple) AQI: Sensitive groups: Avoid all physical activity outdoors. Reschedule to a time when air quality is better or move activities indoors. People with asthma: Follow your asthma action plan and keep quick-relief medicine handy. People with heart disease: Symptoms such as palpitations, shortness of breath, or unusual fatigue may indicate a serious problem. If you have any of these, contact your health care provider. Everyone else: Limit outdoor physical activity. Go indoors if you have symptoms. For Unhealthy (Red) AQI: Sensitive groups: Consider rescheduling or moving all activities inside. Go inside if you have symptoms. People with asthma: Follow your asthma action plan and keep quick-relief medicine handy. People with heart disease: Symptoms such as palpitations, shortness of breath, or unusual fatigue may indicate a serious problem. If you have any of these, contact your health care provider. Everyone else: Keep outdoor activities shorter and less intense. Go inside if you have symptoms. For Unhealthy for Sensitive Groups (Orange) AQI: Sensitive groups: Make outdoor activities shorter and less intense. It is OK to be active outdoors but take more breaks. Watch for symptoms such as coughing or shortness of breath. People with asthma: Follow your asthma action plan and keep quick relief medicine handy. People with heart disease: Symptoms such as palpitations, shortness of breath, or unusual fatigue may indicate a serious problem. If you have any of these, contact your health care provider. Additional Details: THIS ADVISORY WILL BE RE-EVALUATED THURSDAY MORNING AND WILL LIKELY BE EXTENDED FOR AT LEAST SOME PORTION OF THE STATE BEYOND NOON THURSDAY. Smoke from wildfires in Minnesota and Ontario will enter northern WI between 8 p.m. and midnight Tuesday night. The smoke will push south, approximately reaching an Eau Claire to Sheboygan line by noon Wednesday. Smoke will continue south-southwest, approximately reaching a La Crosse to Janesville line by midnight Wednesday night. Statewide impacts will be possible by 6 a.m. Thursday. The heaviest smoke impacts, including the potential for Hazardous (Maroon) NowCast AQI, are expected across northwest Wisconsin, especially in communities along Lake Superior. Lake enhanced smoke concentrations will also be possible for communities near Lake Michigan. For more information on current air quality, please see: https://airquality.wi.gov

Event: Air Quality Alert Certainty: Unknown Category: Met