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Sweltering 90-100 F heat to expand, affect 170 million in central and eastern US. Details here Chevron right
Severe storms sweep Northeast, teen struck by lightning in Central Park. Read more Chevron right

South Lyon, MI

88°F
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South Lyon, MI Weather
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Today Hourly Daily Radar MinuteCast Monthly Air Quality Health & Activities
Saturday, June 21

Current Weather

5:53 PM

88°F
Sunny
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
RealFeel Shade™ 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.
LEARN MORE
RealFeel®
96°
RealFeel Shade™
94°
Max UV Index
2 Low
Wind
SSW 7 mph
Wind Gusts
15 mph
Humidity
64%
Indoor Humidity
64% (Extremely Humid)
Dew Point
74° F
Pressure
↓ 29.88 in
Cloud Cover
6%
Visibility
12 mi
Cloud Ceiling
40000 ft

Day

6/21
89°Hi
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
RealFeel Shade™ 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.
LEARN MORE
After a cloudy start, sunshine returns, breezy and humid; start of an extended heat wave; stay hydrated
alerts

Heat Advisory

2:00 PM Saturday - 8:00 AM Sunday

Max UV Index10 (Very High)

AccuLumen Brightness Index™8 (Bright)

WindSSW 13 mph

Wind Gusts33 mph

Probability of Precipitation25%

Probability of Thunderstorms15%

Precipitation0.00 in

Cloud Cover33%

Morning

Afternoon

Night

6/21
75°Lo
RealFeel® 80°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
Breezy this evening; otherwise, clear and humid
alerts

Heat Advisory

2:00 PM Saturday - 8:00 AM Sunday

WindSW 12 mph

Wind Gusts30 mph

Probability of Precipitation3%

Probability of Thunderstorms1%

Precipitation0.00 in

Cloud Cover0%

Evening

Overnight

Sun & Moon

15 hrs 18 mins
Rise 5:57 AM
Set 9:15 PM
Waning Crescent
Rise 2:35 AM
Set 5:19 PM

Temperature History

6/21
High
Low
Forecast
89°
75°
Average
82°
58°
Last Year
90°
65°
Record
96°
1988
40°
1992

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World North America United States Michigan South Lyon

Weather Near South Lyon:

  • Detroit, MI
  • Sterling Heights, MI
  • Warren, MI
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