SOUTH LYON, MI 48178 Weather Forecast & Current Conditions
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  48178 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)
 CURRENT WEATHER

ANN ARBOR, MI
Current Weather
1:53 PM EDT AUG 20, 2025
Overcast
70°F
Feels Like: 70°F
Dewpoint: 63°F
Rel. Hum.: 78%
Visibility: 10 miles
Wind: N at 13 mph, gusts to 20
Pressure: 30.04 inches
Last 72 hours

Local Area Snow Depth

Michigan Current Weather

Michigan MOS Forecast Weather


Regional Weather Maps

(Automated weather data from NWS/FAA)
  48178 WEATHER FORECAST
10-Day model forecast maps
2025 Hurricanes

SOUTH LYON, MI 48178
Weather Forecast

 Snowfall Forecast pages
Snow Depth pages
TODAY
Mostly cloudy. Highs in the mid 70s. North winds 5 to 10 mph with gusts up to 20 mph.
TONIGHT
Partly cloudy. Lows around 60. Northeast winds 5 to 10 mph.
THURSDAY
Partly cloudy in the morning then clearing. Highs in the upper 70s. Northeast winds 5 to 10 mph with gusts up to 20 mph.
THURSDAY NIGHT
Clear. Lows in the upper 50s. Northeast winds up to 10 mph.
FRIDAY
Mostly sunny. Highs in the lower 80s. East winds up to 5 mph.
FRIDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 60s.
SATURDAY
Partly cloudy. A chance of showers in the afternoon. Highs in the lower 80s. Chance of rain 30 percent.
SATURDAY NIGHT
Clear. Lows in the upper 50s.
SUNDAY
Mostly sunny in the morning, then becoming partly cloudy. Highs in the mid 70s.
SUNDAY NIGHT
Mostly clear. Lows in the lower 50s.
MONDAY
Mostly sunny in the morning, then becoming partly cloudy. Highs in the upper 60s.
MONDAY NIGHT
Mostly clear. Lows in the upper 40s.
TUESDAY
Mostly sunny in the morning, then becoming partly cloudy. Highs in the lower 70s.

  48178 WEATHER SATELLITE LOOPS
Visible Weather Satellite
SOUTH LYON, MI 48178
Infrared Weather Satellite
SOUTH LYON, MI 48178
  48178 WEATHER RADAR LOOP
NEXRAD Weather Radar
SOUTH LYON, MI 48178
 MOS COMPUTER WEATHER FORECAST

ANN ARBOR, MI 3 hourly weather forecast
weather forecast created  7:00 AM CDT  8/20/2025
Wednesday
20 AUG 2025		 SOUTH LYON, MI 48178 weather forecast Day 1, 12 hours 2 PM 72° 72° Mostly Cloudy 0%

 0% Thunder
( 6% severe)		 N   10 76% 64°
High 74° SOUTH LYON, MI 48178 weather forecast Day 1, 15 hours 5 PM 73° 73° Mostly Cloudy N   10 73% 64°
Mostly Cloudy



 SOUTH LYON, MI 48178 weather forecast Day 1, 18 hours 8 PM 70° 70° Partly Cloudy 0%

 0% Thunder
( 1% severe)		 NNE   9 76% 62°
SOUTH LYON, MI 48178 weather forecast Day 1, 21 hours 11 PM 62° 62° Partly Cloudy NNE   7 97% 61°
Thursday
21 AUG 2025		 SOUTH LYON, MI 48178 weather forecast Day 2, 0 hours 2 AM 61° 61° Mostly Cloudy 0%

 0% Thunder
( 1% severe)		 NNE   6 93% 59°
Low 56° SOUTH LYON, MI 48178 weather forecast Day 2, 3 hours 5 AM 59° 58° Mostly Cloudy NNE   6 100% 59°
High 78° SOUTH LYON, MI 48178 weather forecast Day 2, 6 hours 8 AM 63° 63° Partly Cloudy 0%

 0% Thunder
( 1% severe)		 NNE   7 93% 61°

Partly Cloudy



 SOUTH LYON, MI 48178 weather forecast Day 2, 9 hours 11 AM 71° 71° Partly Cloudy NE   9 71% 61°
SOUTH LYON, MI 48178 weather forecast Day 2, 12 hours 2 PM 76° 78° Partly Cloudy 0%

 0% Thunder
( 2% severe)		 NE   9 60% 61°
SOUTH LYON, MI 48178 weather forecast Day 2, 15 hours 5 PM 77° 79° Partly Cloudy NE   9 58% 61°
SOUTH LYON, MI 48178 weather forecast Day 2, 18 hours 8 PM 72° 72° Clear 0%

 0% Thunder
( 1% severe)		 NNE   7 66% 60°
SOUTH LYON, MI 48178 weather forecast Day 2, 21 hours 11 PM 62° 63° Clear NE   3 93% 60°
Friday
22 AUG 2025		 SOUTH LYON, MI 48178 weather forecast Day 3, 0 hours 2 AM 59° 60° Clear 1%

 0% Thunder
( 1% severe)		 NNE   1 96% 58°
Low 54° SOUTH LYON, MI 48178 weather forecast Day 3, 3 hours 5 AM 57° 58° Clear NNE   1 100% 57°
High 81° SOUTH LYON, MI 48178 weather forecast Day 3, 6 hours 8 AM 61° 62° Partly Cloudy 1%

 0% Thunder
( 1% severe)		 N   2 97% 60°

Partly Cloudy



 SOUTH LYON, MI 48178 weather forecast Day 3, 9 hours 11 AM 73° 73° Clear ENE   3 68% 62°
SOUTH LYON, MI 48178 weather forecast Day 3, 15 hours 2 PM 78° 80° Clear 1%

 0% Thunder
( 4% severe)		 E   2 56% 61°
SOUTH LYON, MI 48178 weather forecast Day 3, 18 hours 5 PM 79° 80° Partly Cloudy SE   3 54% 61°
SOUTH LYON, MI 48178 weather forecast Day 3, 21 hours 8 PM 74° 74° Clear     S   3 66% 62°

ANN ARBOR, MI extended weather forecast
Saturday
23 AUG 2025		 Sunday
24 AUG 2025		 Monday
25 AUG 2025		 Tuesday
26 AUG 2025		 Wednesday
27 AUG 2025
Low 54° Low 58° Low 49° Low 46° Low 47°
High 83° High 77° High 71° High 73° High 74°
SOUTH LYON, MI 48178 weather forecast Day 4 SOUTH LYON, MI 48178 weather forecast Day 5 SOUTH LYON, MI 48178 weather forecast Day 6 SOUTH LYON, MI 48178 weather forecast Day 7 <!--SEARCHED_TOWN_NAME--> weather forecast Day 8
Mostly Cloudy
23% Rain		 Partly Cloudy
65% Rain		 Overcast
53% Rain		 Partly Cloudy
22% Rain		 Partly Cloudy
29% Rain
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