SOUTH LYON, MI 48178 Weather Forecast & Current Conditions
Enter ZIP code or City, State   
    


  48178 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)
 CURRENT WEATHER

ANN ARBOR, MI
Current Weather
11:53 PM EDT JUN 25, 2025
Clear
72°F
Feels Like: 72°F
Dewpoint: 70°F
Rel. Hum.: 93%
Visibility: 7 miles
Wind: Calm
Pressure: 30.09 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
EARLY THIS EVENING
Mostly cloudy with a chance of showers and thunderstorms. Near steady temperature in the mid 70s. Northeast winds around 5 mph. Chance of rain 50 percent.
TONIGHT
Mostly cloudy, then becoming partly cloudy in the late evening and early morning, then becoming mostly cloudy. A slight chance of thunderstorms early in the evening. A chance of showers. A slight chance of thunderstorms after midnight. Lows in the mid 60s. East winds up to 5 mph, becoming south early in the morning. Chance of rain 40 percent.
THURSDAY
Mostly cloudy. A chance of showers and thunderstorms in the morning, then showers and thunderstorms likely in the afternoon. Highs in the mid 80s. Southwest winds 5 to 10 mph. Chance of rain 70 percent. Heat index readings heat index values up to 90.
THURSDAY NIGHT
Mostly cloudy with a chance of showers and thunderstorms. Lows in the upper 60s. Southeast winds 5 to 10 mph. Chance of rain 50 percent.
FRIDAY
A chance of showers and thunderstorms in the morning, then showers and a chance of thunderstorms in the afternoon. Highs in the upper 80s. Southwest winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 80 percent. Heat index readings in the mid 90s.
FRIDAY NIGHT
Mostly cloudy with a chance of showers and thunderstorms. Lows in the upper 60s. West winds 5 to 10 mph. Chance of rain 50 percent.
SATURDAY
Partly cloudy. A chance of showers. Highs in the lower 80s. Chance of rain 30 percent.
SATURDAY NIGHT
Mostly clear. Lows in the mid 60s.
SUNDAY
Mostly sunny. Highs in the upper 80s. Heat index readings in the mid 90s.
SUNDAY NIGHT
Mostly clear with a chance of showers in the evening, then partly cloudy with a chance of showers after midnight. Lows around 70. Chance of rain 40 percent.
MONDAY
Partly cloudy with a chance of showers in the morning, then mostly cloudy with showers and a chance of thunderstorms in the afternoon. Highs in the upper 80s. Chance of rain 80 percent. Heat index readings in the mid 90s.
MONDAY NIGHT
Partly cloudy. A chance of showers in the evening. Lows in the upper 60s. Chance of rain 50 percent.
TUESDAY
Partly cloudy in the morning then clearing. Highs in the lower 80s.

  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  6/25/2025
Wednesday
25 JUN 2025		 SOUTH LYON, MI 48178 weather forecast Day 1, 12 hours 2 PM 80° 83° Mostly Cloudy 56%
RAIN
***		 0% Thunder
( 38% severe)		 NNE   5 72% 70°
High 81° SOUTH LYON, MI 48178 weather forecast Day 1, 15 hours 5 PM 80° 83° Mostly Cloudy NNE   3 72% 70°
Mostly Cloudy

Rain Likely

 SOUTH LYON, MI 48178 weather forecast Day 1, 18 hours 8 PM 77° 79° Mostly Cloudy 22%
RAIN
.01–.1 in		 0% Thunder
( 19% severe)		 E   3 76% 69°
SOUTH LYON, MI 48178 weather forecast Day 1, 21 hours 11 PM 70° 70° Mostly Cloudy E   2 87% 66°
Thursday
26 JUN 2025		 SOUTH LYON, MI 48178 weather forecast Day 2, 0 hours 2 AM 68° 68° Partly Cloudy 15%
RAIN
<.01 in		 0% Thunder
( 16% severe)		 E   1 84% 63°
Low 65° SOUTH LYON, MI 48178 weather forecast Day 2, 3 hours 5 AM 66° 66° Mostly Cloudy SE   1 87% 62°
High 89° SOUTH LYON, MI 48178 weather forecast Day 2, 6 hours 8 AM 70° 70° Mostly Cloudy 32%
RAIN
***		 0% Thunder
( 28% severe)		 S   2 87% 66°

Mostly Cloudy

Rain Likely

 SOUTH LYON, MI 48178 weather forecast Day 2, 9 hours 11 AM 80° 83° Partly Cloudy SW   5 74% 71°
SOUTH LYON, MI 48178 weather forecast Day 2, 12 hours 2 PM 84° 90° Mostly Cloudy 57%
RAIN
***		 0% Thunder
( 51% severe)		 W   7 67% 72°
SOUTH LYON, MI 48178 weather forecast Day 2, 15 hours 5 PM 85° 92° Mostly Cloudy S   6 67% 73°
SOUTH LYON, MI 48178 weather forecast Day 2, 18 hours 8 PM 81° 85° Mostly Cloudy 35%
RAIN
>2 in		 0% Thunder
( 45% severe)		 S   5 74% 72°
SOUTH LYON, MI 48178 weather forecast Day 2, 21 hours 11 PM 73° 73° Mostly Cloudy SSE   3 90% 70°
Friday
27 JUN 2025		 SOUTH LYON, MI 48178 weather forecast Day 3, 0 hours 2 AM 72° 72° Mostly Cloudy 18%
RAIN
.1–.25 in		 0% Thunder
( 19% severe)		 S   3 90% 69°
Low 69° SOUTH LYON, MI 48178 weather forecast Day 3, 3 hours 5 AM 70° 70° Mostly Cloudy S   5 97% 69°
High 89° SOUTH LYON, MI 48178 weather forecast Day 3, 6 hours 8 AM 74° 74° Partly Cloudy 24%
RAIN
.1–.25 in		 0% Thunder
( 23% severe)		 SSW   7 90% 71°

Partly Cloudy

Rain Likely

 SOUTH LYON, MI 48178 weather forecast Day 3, 9 hours 11 AM 82° 87° Partly Cloudy SW   9 74% 73°
SOUTH LYON, MI 48178 weather forecast Day 3, 15 hours 2 PM 85° 91° Partly Cloudy 59%
RAIN
***		 0% Thunder
( 46% severe)		 WSW   12 65% 72°
SOUTH LYON, MI 48178 weather forecast Day 3, 18 hours 5 PM 85° 91° Partly Cloudy WSW   10 65% 72°
SOUTH LYON, MI 48178 weather forecast Day 3, 21 hours 8 PM 79° 82° Mostly Cloudy     W   8 74% 70°

ANN ARBOR, MI extended weather forecast
Saturday
28 JUN 2025		 Sunday
29 JUN 2025		 Monday
30 JUN 2025		 Tuesday
1 JUL 2025		 Wednesday
2 JUL 2025
Low 65° Low 58° Low 63° Low 61° Low 57°
High 83° High 90° High 87° High 86° High 85°
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
48% Rain		 Partly Cloudy
10% Rain		 Partly Cloudy
44% Rain		 Partly Cloudy
40% Rain		 Partly Cloudy
29% Rain
WEATHER SELECT BOX EXAMPLES:
for LOCAL WEATHER:
SNOW DEPTH:
LOCAL WEATHER RADAR:
STATE WEATHER MAP: 		South Lyon, MI
South Lyon, MI snow
South Lyon, MI radar
MI map 		-or-
-or-
-or-
  		48178
48178 snow
48178 radar
  		-or-
-or-
 
  		MI
MI snow
 
 
Copyright © 2024 WeatherStreet.com
Put our free WeatherStreet weather lookup on your web page.
Terms & Conditions