Sylvania, WI Weather Forecast & Current Conditions

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Sylvania Weather Map
UTC Time: 9/29/2026, 15:26
Your Time:
Aeronautical Observation: Automated synoptic observations via NWS Gateway.
Auto-refresh in: 5:02

Sylvania, WI Regional Weather

Expires:202609291600;;251617
ASUS43 KMKX 291520
RWRWI 

WISCONSIN REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
1000 AM CDT TUE SEP 29 2026

NOTE: "FAIR" INDICATES FEW OR NO CLOUDS BELOW 12,000 FEET WITH NO
SIGNIFICANT WEATHER AND/OR OBSTRUCTIONS TO VISIBILITY.


WIZ051-052-058>065-066-070>072-291600-
SOUTHEAST WISCONSIN
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
MILWAUKEE      PTSUNNY   65  59  81 S6        30.04S TC  18           
WAUKESHA       SUNNY     64  55  72 S6        30.05S TC  18           
MILWAUKEE/TIMM SUNNY     64  55  72 S6        30.07S TC  18           
RACINE         MOSUNNY   62  60  93 S5        30.07S TC  17           
KENOSHA        MOSUNNY   62  60  93 CALM      30.06F TC  17           
FOND DU LAC    SUNNY     65  54  67 S8        30.04S TC  18           
SHEBOYGAN      SUNNY     65  55  70 S8        30.04S TC  18           
WEST BEND      SUNNY     64  54  68 S6        30.05S TC  18           
JUNEAU         SUNNY     64  56  74 SE8       30.04F TC  18           
$$


SKY/WX - Weather  TMP - Temperature  DP - Dew Point  RH - Humidity
WIND - Wind Direction/Speed PRES - Barometric Pressure VSB - Visibility
WCI - Wind Chill Index E13G22 Wind - East Wind 13 mph/Gusts of 22 mph

Sylvania, WI

Today
Partly Cloudy
75°/ 60° 24°/ 16°
40%
Wednesday
Thunderstorms
68°/ 62° 20°/ 17°
90%
Thursday
Thunderstorms
70°/ 52° 21°/ 11°
90%
Friday
Rain Showers
62°/ 45° 17°/ 7°
30%
Saturday
Sunny
62°/ 45° 17°/ 7°
0%
Sunday
Partly Cloudy
65°/ 42° 18°/ 6°
0%
Monday
Sunny
62°17°
0%

Day: Sunny in the morning then becoming partly sunny. Patchy fog in the morning. Highs in the mid 70s. South winds up to 10 mph.

Night: Warmer, cloudy. A 40 percent chance of light rain showers in the late evening and overnight. Lows around 60. South winds 5 to 10 mph.

Kenosha, WI

Today
Partly Cloudy
75°/ 60° 24°/ 16°
40%
Wednesday
Thunderstorms
68°/ 62° 20°/ 17°
80%
Thursday
Thunderstorms
70°/ 52° 21°/ 11°
90%
Friday
Rain Showers
62°/ 48° 17°/ 9°
40%
Saturday
Sunny
62°/ 48° 17°/ 9°
0%
Sunday
Partly Cloudy
65°/ 45° 18°/ 7°
0%
Monday
Sunny
62°17°
0%

Day: Sunny in the morning then becoming partly sunny. Patchy fog in the morning. Highs in the mid 70s. South winds up to 10 mph.

Night: Warmer, cloudy. A 40 percent chance of light showers after midnight. Lows around 60. South winds 5 to 10 mph.

Milwaukee, WI

Today
Partly Cloudy
72°/ 60° 22°/ 16°
50%
Wednesday
Rain Showers
68°/ 62° 20°/ 17°
90%
Thursday
Thunderstorms
68°/ 52° 20°/ 11°
90%
Friday
Rain Showers
62°/ 48° 17°/ 9°
30%
Saturday
Sunny
62°/ 48° 17°/ 9°
0%
Sunday
Sunny
62°/ 45° 17°/ 7°
0%
Monday
Sunny
58°14°
0%

Day: Sunny in the morning then becoming partly sunny. Highs in the lower 70s. South winds up to 10 mph.

Night: Warmer, cloudy. A 50 percent chance of light rain showers in the late evening and overnight. Lows around 60. South winds 5 to 10 mph.

Waukegan, IL

Today
Mostly Cloudy
75°/ 62° 24°/ 17°
40%
Wednesday
Rain Showers
68°/ 65° 20°/ 18°
80%
Thursday
Thunderstorms
72°/ 55° 22°/ 13°
90%
Friday
Rain Showers
62°/ 48° 17°/ 9°
40%
Saturday
Cloudy
62°/ 48° 17°/ 9°
0%
Sunday
Cloudy
65°/ 45° 18°/ 7°
0%
Monday
Sunny
62°17°
0%

Day: Mostly cloudy in the morning, then becoming partly cloudy. Areas of fog early in the morning. Highs in the mid 70s inland, but only around 70 near the lake. South winds 5 to 10 mph.

Night: Mostly cloudy. A slight chance of showers after midnight. A chance of showers late. Lows in the lower 60s. South winds 5 to 10 mph. Chance of precipitation 40 percent.

Waukesha, WI

Today
Partly Cloudy
75°/ 60° 24°/ 16°
60%
Wednesday
Rain Showers
68°/ 62° 20°/ 17°
90%
Thursday
Thunderstorms
68°/ 52° 20°/ 11°
90%
Friday
Rain Showers
62°/ 45° 17°/ 7°
20%
Saturday
Sunny
62°/ 48° 17°/ 9°
0%
Sunday
Sunny
65°/ 42° 18°/ 6°
0%
Monday
Sunny
60°16°
0%

Day: Sunny in the morning then becoming partly sunny. Highs in the mid 70s. South winds up to 10 mph.

Night: Warmer, cloudy. Chance of light rain showers in the late evening and early morning. Light rain showers likely early in the morning. Lows around 60. South winds 5 to 10 mph. Chance of showers 60 percent.

Whitewater, WI

Today
Partly Cloudy
75°/ 62° 24°/ 17°
40%
Wednesday
Thunderstorms
68°/ 62° 20°/ 17°
90%
Thursday
Thunderstorms
68°/ 52° 20°/ 11°
90%
Friday
Rain Showers
62°/ 45° 17°/ 7°
30%
Saturday
Sunny
65°/ 45° 18°/ 7°
0%
Sunday
Sunny
65°/ 42° 18°/ 6°
0%
Monday
Sunny
62°17°
0%

Day: Sunny in the morning then becoming partly sunny. Patchy fog in the morning. Highs in the mid 70s. South winds up to 10 mph.

Night: Warmer, cloudy. A 40 percent chance of light showers in the late evening and overnight. Lows in the lower 60s. South winds 5 to 10 mph.

Crystal Lake, IL

Today
Mostly Cloudy
75°/ 62° 24°/ 17°
50%
Wednesday
Rain Showers
68°/ 65° 20°/ 18°
90%
Thursday
Thunderstorms
70°/ 55° 21°/ 13°
90%
Friday
Rain Showers
65°/ 48° 18°/ 9°
40%
Saturday
Cloudy
65°/ 48° 18°/ 9°
0%
Sunday
Cloudy
65°/ 42° 18°/ 6°
0%
Monday
Sunny
62°17°
0%

Day: Partly cloudy in the morning, then becoming mostly cloudy. Areas of fog early in the morning. Highs in the mid 70s. South winds 5 to 10 mph.

Night: Mostly cloudy. A slight chance of showers after midnight. A chance of showers late. Lows in the lower 60s. South winds 5 to 10 mph. Chance of precipitation 50 percent.

Watertown, WI

Today
Partly Cloudy
75°/ 60° 24°/ 16°
70%
Wednesday
Thunderstorms
68°/ 62° 20°/ 17°
90%
Thursday
Rain Showers
68°/ 52° 20°/ 11°
80%
Friday
Rain Showers
65°/ 42° 18°/ 6°
20%
Saturday
Sunny
65°/ 45° 18°/ 7°
0%
Sunday
Sunny
65°/ 42° 18°/ 6°
0%
Monday
Sunny
62°17°
0%

Day: Sunny in the morning then becoming partly sunny. Highs in the mid 70s. South winds up to 10 mph.

Night: Warmer, cloudy. Chance of light showers late in the evening. Light showers likely after midnight. Lows around 60. South winds 5 to 10 mph. Chance of showers 70 percent.

Mequon, WI

Today
Partly Cloudy
72°/ 58° 22°/ 14°
70%
Wednesday
Rain Showers
68°/ 60° 20°/ 16°
90%
Thursday
Rain Showers
68°/ 50° 20°/ 10°
80%
Friday
Partly Cloudy
62°/ 45° 17°/ 7°
0%
Saturday
Sunny
62°/ 48° 17°/ 9°
0%
Sunday
Sunny
62°/ 42° 17°/ 6°
0%
Monday
Sunny
60°16°
0%

Day: Sunny in the morning then becoming partly sunny. Highs in the lower 70s. South winds up to 10 mph.

Night: Warmer, cloudy. Chance of light rain showers late in the evening. Slight chance of thunderstorms after midnight. Light rain showers likely after midnight. Lows in the upper 50s. South winds 5 to 10 mph. Chance of precipitation 70 percent.

West Bend, WI

Today
Partly Cloudy
72°/ 58° 22°/ 14°
70%
Wednesday
Rain Showers
68°/ 62° 20°/ 17°
90%
Thursday
Rain Showers
68°/ 48° 20°/ 9°
80%
Friday
Partly Cloudy
62°/ 45° 17°/ 7°
0%
Saturday
Sunny
62°/ 45° 17°/ 7°
0%
Sunday
Sunny
65°/ 40° 18°/ 4°
0%
Monday
Sunny
60°16°
0%

Day: Sunny in the morning then becoming partly sunny. Highs in the lower 70s. South winds up to 10 mph.

Night: Warmer, cloudy. Chance of light rain showers late in the evening. Slight chance of thunderstorms after midnight. Light rain showers likely after midnight. Lows in the upper 50s. South winds 5 to 10 mph. Chance of precipitation 70 percent.

Evanston, IL

Today
Mostly Cloudy
75°/ 62° 24°/ 17°
40%
Wednesday
Rain Showers
72°/ 65° 22°/ 18°
70%
Thursday
Thunderstorms
72°/ 58° 22°/ 14°
90%
Friday
Rain Showers
65°/ 52° 18°/ 11°
40%
Saturday
Cloudy
62°/ 52° 17°/ 11°
0%
Sunday
Cloudy
65°/ 48° 18°/ 9°
0%
Monday
Sunny
62°17°
0%

Day: Mostly cloudy in the morning, then becoming partly cloudy. Areas of fog early in the morning. Highs in the mid 70s. South winds 5 to 10 mph.

Night: Mostly cloudy. A chance of showers late. Lows in the lower 60s. South winds 5 to 10 mph. Chance of precipitation 40 percent.

Aurora, IL

Today
Cloudy
75°/ 62° 24°/ 17°
40%
Wednesday
Rain Showers
72°/ 65° 22°/ 18°
80%
Thursday
Thunderstorms
72°/ 55° 22°/ 13°
90%
Friday
Rain Showers
65°/ 48° 18°/ 9°
50%
Saturday
Cloudy
65°/ 48° 18°/ 9°
0%
Sunday
Cloudy
65°/ 45° 18°/ 7°
0%
Monday
Sunny
62°17°
0%

Day: Partly cloudy. Areas of fog early in the morning. Highs in the mid 70s. South winds 5 to 10 mph.

Night: Mostly cloudy. A slight chance of showers after midnight. A chance of showers late. Lows in the lower 60s. South winds 5 to 10 mph. Chance of precipitation 40 percent.

Beaver Dam, WI

Today
Mostly Cloudy
75°/ 58° 24°/ 14°
80%
Wednesday
Rain Showers
68°/ 60° 20°/ 16°
90%
Thursday
Rain Showers
68°/ 48° 20°/ 9°
80%
Friday
Partly Cloudy
65°/ 42° 18°/ 6°
0%
Saturday
Sunny
65°/ 45° 18°/ 7°
0%
Sunday
Sunny
65°/ 40° 18°/ 4°
0%
Monday
Sunny
62°17°
0%

Day: Sunny in the morning then becoming mostly cloudy. Highs in the mid 70s. South winds up to 10 mph.

Night: Warmer. Slight chance of light rain showers in the evening, then light rain showers in the late evening and overnight. Slight chance of thunderstorms after midnight. Lows in the upper 50s. South winds 5 to 10 mph. Chance of precipitation 80 percent.

Belvidere, IL

Today
Mostly Cloudy
75°/ 62° 24°/ 17°
50%
Wednesday
Rain Showers
68°/ 65° 20°/ 18°
90%
Thursday
Thunderstorms
70°/ 52° 21°/ 11°
90%
Friday
Rain Showers
65°/ 45° 18°/ 7°
40%
Saturday
Cloudy
65°/ 48° 18°/ 9°
0%
Sunday
Cloudy
65°/ 42° 18°/ 6°
0%
Monday
Sunny
62°17°
0%

Day: Partly cloudy in the morning, then becoming mostly cloudy. Areas of fog early in the morning. Highs in the mid 70s. South winds 5 to 10 mph.

Night: Mostly cloudy. A slight chance of showers late in the evening. A chance of showers after midnight. Lows in the lower 60s. South winds 5 to 10 mph. Chance of precipitation 50 percent.

Janesville, WI

Today
Mostly Cloudy
75°/ 62° 24°/ 17°
50%
Wednesday
Thunderstorms
68°/ 62° 20°/ 17°
90%
Thursday
Thunderstorms
68°/ 52° 20°/ 11°
90%
Friday
Rain Showers
65°/ 45° 18°/ 7°
30%
Saturday
Sunny
65°/ 45° 18°/ 7°
0%
Sunday
Sunny
65°/ 42° 18°/ 6°
0%
Monday
Sunny
62°17°
0%

Day: Sunny in the morning then becoming mostly cloudy. Highs in the mid 70s. South winds up to 10 mph.

Night: Warmer, cloudy. A 50 percent chance of light showers in the late evening and overnight. Lows in the lower 60s. South winds 5 to 10 mph.

Chicago, IL

Today
Cloudy
75°/ 62° 24°/ 17°
20%
Wednesday
Rain Showers
72°/ 68° 22°/ 20°
70%
Thursday
Thunderstorms
75°/ 60° 24°/ 16°
90%
Friday
Rain Showers
62°/ 52° 17°/ 11°
50%
Saturday
Cloudy
62°/ 52° 17°/ 11°
0%
Sunday
Cloudy
65°/ 50° 18°/ 10°
0%
Monday
Sunny
62°17°
0%

Day: Partly cloudy. Areas of fog early in the morning. Highs in the mid 70s inland, but only in the lower 70s near the lake. South winds 5 to 10 mph.

Night: Mostly cloudy. A slight chance of showers late. Lows in the lower 60s. South winds 5 to 10 mph. Chance of precipitation 20 percent.

Naperville, IL

Today
Cloudy
75°/ 62° 24°/ 17°
40%
Wednesday
Rain Showers
72°/ 68° 22°/ 20°
70%
Thursday
Thunderstorms
72°/ 58° 22°/ 14°
90%
Friday
Rain Showers
65°/ 52° 18°/ 11°
50%
Saturday
Cloudy
65°/ 50° 18°/ 10°
0%
Sunday
Cloudy
65°/ 48° 18°/ 9°
0%
Monday
Sunny
62°17°
0%

Day: Partly cloudy. Areas of fog early in the morning. Highs in the mid 70s. South winds 5 to 10 mph.

Night: Mostly cloudy. A chance of showers late. Lows in the lower 60s. South winds 5 to 10 mph. Chance of precipitation 40 percent.

DeKalb, IL

Today
Mostly Cloudy
75°/ 62° 24°/ 17°
50%
Wednesday
Rain Showers
72°/ 65° 22°/ 18°
80%
Thursday
Thunderstorms
72°/ 55° 22°/ 13°
90%
Friday
Rain Showers
65°/ 48° 18°/ 9°
50%
Saturday
Cloudy
65°/ 48° 18°/ 9°
0%
Sunday
Cloudy
65°/ 45° 18°/ 7°
0%
Monday
Sunny
62°17°
0%

Day: Partly cloudy in the morning, then becoming mostly cloudy. Areas of fog early in the morning. Highs in the mid 70s. South winds 5 to 10 mph.

Night: Mostly cloudy. A slight chance of showers after midnight. A chance of showers late. Lows in the lower 60s. South winds 5 to 10 mph. Chance of precipitation 50 percent.

Rockford, IL

Today
Mostly Cloudy
75°/ 62° 24°/ 17°
70%
Wednesday
Rain Showers
68°/ 65° 20°/ 18°
90%
Thursday
Thunderstorms
68°/ 52° 20°/ 11°
90%
Friday
Rain Showers
65°/ 45° 18°/ 7°
40%
Saturday
Cloudy
65°/ 48° 18°/ 9°
0%
Sunday
Cloudy
65°/ 42° 18°/ 6°
0%
Monday
Sunny
62°17°
0%

Day: Partly cloudy in the morning, then becoming mostly cloudy. Patchy fog early in the morning. Highs in the mid 70s. South winds 5 to 10 mph.

Night: Mostly cloudy. A slight chance of showers late in the evening. A chance of showers after midnight, then showers likely late. Lows in the lower 60s. South winds 5 to 10 mph. Chance of precipitation 70 percent.

Madison, WI

Today
Mostly Cloudy
75°/ 62° 24°/ 17°
70%
Wednesday
Thunderstorms
68°/ 62° 20°/ 17°
100%
Thursday
Rain Showers
68°/ 50° 20°/ 10°
80%
Friday
Partly Cloudy
65°/ 42° 18°/ 6°
0%
Saturday
Sunny
65°/ 45° 18°/ 7°
0%
Sunday
Sunny
65°/ 42° 18°/ 6°
0%
Monday
Sunny
62°17°
0%

Day: Mostly sunny in the morning then becoming mostly cloudy. Highs in the mid 70s. South winds up to 10 mph.

Night: Warmer, cloudy. Chance of light showers through around midnight. Slight chance of thunderstorms after midnight. Light showers likely after midnight. Lows in the lower 60s. South winds 5 to 15 mph. Chance of precipitation 70 percent.

Names listed above may include county names.

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