Lyons Center, WI Weather Forecast & Current Conditions

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Lyons Center Weather Map
UTC Time: 9/20/2026, 17:16
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Aeronautical Observation: Automated synoptic observations via NWS Gateway.
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Lyons Center, WI Regional Weather

Expires:202609201800;;772001
ASUS43 KMKX 201659
RWRWI 

WISCONSIN REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
1200 PM CDT SUN SEP 20 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>072-201800-
SOUTHEAST WISCONSIN
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
MILWAUKEE      CLOUDY    62  59  90 NE10      30.03R TC  17           
WAUKESHA       NOT AVBL                                               
MILWAUKEE/TIMM CLOUDY    61  59  94 NE18G26   30.06R TC  16           
RACINE         CLOUDY    63  61  93 NE15      30.03F TC  17           
KENOSHA        LGT RAIN  63  61  94 NE13      29.99F TC  17           
FOND DU LAC    CLOUDY    62  56  80 NE18G25   30.09S TC  17           
SHEBOYGAN      PTSUNNY   62  55  77 NE25G32   30.08S TC  17           
WEST BEND      CLOUDY    63  55  77 NE16G26   30.05S TC  17           
JUNEAU         CLOUDY    61  56  85 N13G20    30.08R TC  16           
$$


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

Lyons Center, WI

Today
Thunderstorms
62°/ 55° 17°/ 13°
90%
Monday
Rain Showers
62°/ 50° 17°/ 10°
20%
Tuesday
Partly Cloudy
62°/ 48° 17°/
0%
Wednesday
Partly Cloudy
62°/ 48° 17°/
0%
Thursday
Partly Cloudy
65°/ 48° 18°/
0%
Friday
Partly Cloudy
65°/ 48° 18°/
0%
Saturday
Partly Cloudy
68°20°
0%

Day: Cloudy. Light showers and isolated thunderstorms in the morning, then scattered light showers late in the morning. Patchy fog in the morning. Near steady temperature in the lower 60s. Northeast winds 10 to 15 mph with gusts to around 30 mph. Chance of precipitation 90 percent.

Night: Mostly cloudy. A 20 percent chance of light rain showers after midnight. Lows in the mid 50s. Northeast winds 10 to 15 mph.

Racine, WI

Today
Thunderstorms
62°/ 55° 17°/ 13°
90%
Monday
Rain Showers
62°/ 52° 17°/ 11°
20%
Tuesday
Partly Cloudy
62°/ 48° 17°/
0%
Wednesday
Partly Cloudy
62°/ 50° 17°/ 10°
0%
Thursday
Partly Cloudy
65°/ 50° 18°/ 10°
0%
Friday
Partly Cloudy
65°/ 48° 18°/
0%
Saturday
Partly Cloudy
68°20°
0%

Day: Cloudy. Showers and isolated thunderstorms in the morning, then scattered light showers late in the morning. Patchy fog in the morning. Near steady temperature in the lower 60s. Northeast winds 10 to 20 mph. Chance of precipitation 90 percent.

Night: Mostly cloudy. Lows in the mid 50s. Northeast winds 10 to 20 mph.

Kenosha, WI

Today
Thunderstorms
68°/ 55° 20°/ 13°
90%
Monday
Rain Showers
62°/ 52° 17°/ 11°
20%
Tuesday
Partly Cloudy
62°/ 50° 17°/ 10°
0%
Wednesday
Partly Cloudy
62°/ 50° 17°/ 10°
0%
Thursday
Partly Cloudy
65°/ 50° 18°/ 10°
0%
Friday
Partly Cloudy
65°/ 48° 18°/
0%
Saturday
Partly Cloudy
68°20°
0%

Day: Cloudy. Showers and isolated thunderstorms in the morning, then scattered light showers and isolated thunderstorms late in the morning. Patchy fog in the morning. Highs in the upper 60s. Northeast winds 10 to 20 mph. Chance of precipitation 90 percent.

Night: Mostly cloudy. A 20 percent chance of light rain showers early in the morning. Lows in the mid 50s. Northeast winds 10 to 15 mph.

Crystal Lake, IL

Today
Thunderstorms
65°/ 55° 18°/ 13°
100%
Monday
Rain Showers
62°/ 52° 17°/ 11°
20%
Tuesday
Mostly Cloudy
62°/ 48° 17°/
0%
Wednesday
Mostly Cloudy
62°/ 48° 17°/
0%
Thursday
Mostly Cloudy
65°/ 50° 18°/ 10°
0%
Friday
Mostly Cloudy
68°/ 48° 20°/
0%
Saturday
Mostly Cloudy
68°20°
0%

Day: Patchy fog early in the morning. A slight chance of thunderstorms in the morning. Showers until late afternoon, then a chance of showers late. Some thunderstorms may produce heavy rainfall in the morning. Breezy. Near steady temperature in the mid 60s. Northeast winds 10 to 15 mph, increasing to 15 to 20 mph in the afternoon. Gusts up to 30 mph. Chance of precipitation near 100 percent.

Night: Cloudy. A slight chance of showers in the late evening and overnight. Lows in the mid 50s. Northeast winds 10 to 15 mph. Gusts up to 25 mph in the evening. Chance of precipitation 20 percent.

Waukesha, WI

Today
Rain Showers
65°/ 55° 18°/ 13°
90%
Monday
Rain Showers
62°/ 50° 17°/ 10°
20%
Tuesday
Partly Cloudy
62°/ 48° 17°/
0%
Wednesday
Partly Cloudy
62°/ 48° 17°/
0%
Thursday
Partly Cloudy
65°/ 48° 18°/
0%
Friday
Partly Cloudy
65°/ 48° 18°/
0%
Saturday
Partly Cloudy
68°20°
0%

Day: Mostly cloudy. Light rain showers in the morning. Patchy fog in the morning. Highs in the mid 60s. Northeast winds 10 to 20 mph. Chance of showers 90 percent.

Night: Mostly cloudy. Lows in the mid 50s. Northeast winds 10 to 20 mph.

Waukegan, IL

Today
Thunderstorms
68°/ 55° 20°/ 13°
100%
Monday
Rain Showers
65°/ 52° 18°/ 11°
20%
Tuesday
Mostly Cloudy
62°/ 52° 17°/ 11°
0%
Wednesday
Mostly Cloudy
62°/ 52° 17°/ 11°
0%
Thursday
Mostly Cloudy
65°/ 52° 18°/ 11°
0%
Friday
Cloudy
65°/ 50° 18°/ 10°
0%
Saturday
Mostly Cloudy
68°20°
0%

Day: Patchy fog early in the morning. A slight chance of thunderstorms in the morning. Showers until late afternoon, then a chance of showers late. Some thunderstorms may produce heavy rainfall in the morning. Breezy. Highs in the upper 60s. Northeast winds 15 to 20 mph with gusts up to 30 mph. Chance of precipitation near 100 percent.

Night: Mostly cloudy. A slight chance of showers after midnight. Lows in the mid 50s. Northeast winds 15 to 20 mph. Chance of precipitation 20 percent.

Watertown, WI

Today
Rain Showers
68°/ 52° 20°/ 11°
90%
Monday
Rain Showers
62°/ 48° 17°/
20%
Tuesday
Partly Cloudy
62°/ 45° 17°/
0%
Wednesday
Partly Cloudy
65°/ 48° 18°/
0%
Thursday
Partly Cloudy
65°/ 48° 18°/
0%
Friday
Partly Cloudy
68°/ 48° 20°/
0%
Saturday
Partly Cloudy
70°21°
0%

Day: Mostly cloudy. Light rain showers in the morning. Patchy fog in the morning. Highs in the upper 60s. Northeast winds 10 to 20 mph. Chance of showers 90 percent.

Night: Mostly cloudy. Lows in the lower 50s. Northeast winds 10 to 15 mph.

Milwaukee, WI

Today
Rain Showers
65°/ 55° 18°/ 13°
90%
Monday
Rain Showers
62°/ 52° 17°/ 11°
20%
Tuesday
Partly Cloudy
62°/ 52° 17°/ 11°
0%
Wednesday
Partly Cloudy
62°/ 52° 17°/ 11°
0%
Thursday
Partly Cloudy
65°/ 52° 18°/ 11°
0%
Friday
Partly Cloudy
65°/ 50° 18°/ 10°
0%
Saturday
Partly Cloudy
68°20°
0%

Day: Breezy, cloudy. Light showers in the morning. Patchy fog in the morning. Highs in the mid 60s. Northeast winds 10 to 25 mph. Chance of showers 90 percent.

Night: Mostly cloudy. Lows in the mid 50s. Northeast winds 10 to 20 mph.

Janesville, WI

Today
Thunderstorms
65°/ 55° 18°/ 13°
90%
Monday
Rain Showers
62°/ 48° 17°/
40%
Tuesday
Partly Cloudy
62°/ 45° 17°/
0%
Wednesday
Partly Cloudy
62°/ 48° 17°/
0%
Thursday
Partly Cloudy
65°/ 48° 18°/
0%
Friday
Partly Cloudy
65°/ 48° 18°/
0%
Saturday
Partly Cloudy
68°20°
0%

Day: Cloudy. Patchy fog in the morning. Light showers and isolated thunderstorms in the morning, then scattered light showers in the late morning and early afternoon. Highs in the mid 60s. Northeast winds 15 to 20 mph. Chance of precipitation 90 percent.

Night: Mostly cloudy. A 20 percent chance of light rain showers after midnight. Lows in the mid 50s. Northeast winds 10 to 20 mph.

Belvidere, IL

Today
Thunderstorms
65°/ 55° 18°/ 13°
100%
Monday
Rain Showers
62°/ 50° 17°/ 10°
30%
Tuesday
Mostly Cloudy
62°/ 48° 17°/
0%
Wednesday
Cloudy
65°/ 48° 18°/
0%
Thursday
Mostly Cloudy
65°/ 48° 18°/
0%
Friday
Mostly Cloudy
68°/ 48° 20°/
0%
Saturday
Mostly Cloudy
68°20°
0%

Day: Patchy fog early in the morning. Showers and a slight chance of thunderstorms in the morning. A chance of showers early in the afternoon, then a slight chance of showers late. Some thunderstorms may produce heavy rainfall in the morning. Breezy. Near steady temperature in the mid 60s. Northeast winds 15 to 20 mph with gusts up to 30 mph. Chance of precipitation near 100 percent.

Night: Cloudy. A slight chance of showers in the late evening and overnight. Lows in the mid 50s. Northeast winds 10 to 15 mph. Gusts up to 25 mph in the evening. Chance of precipitation 20 percent.

Rockford, IL

Today
Thunderstorms
65°/ 55° 18°/ 13°
100%
Monday
Rain Showers
62°/ 50° 17°/ 10°
30%
Tuesday
Mostly Cloudy
62°/ 45° 17°/
0%
Wednesday
Cloudy
65°/ 48° 18°/
0%
Thursday
Mostly Cloudy
65°/ 48° 18°/
0%
Friday
Mostly Cloudy
68°/ 48° 20°/
0%
Saturday
Mostly Cloudy
68°20°
0%

Day: Patchy fog early in the morning. Showers and a slight chance of thunderstorms in the morning. A chance of showers early in the afternoon, then a slight chance of showers late. Some thunderstorms may produce heavy rainfall in the morning. Near steady temperature in the mid 60s. Northeast winds 15 to 20 mph with gusts up to 25 mph. Chance of precipitation near 100 percent.

Night: Cloudy. A slight chance of showers in the late evening and overnight. Lows in the mid 50s. Northeast winds 10 to 15 mph. Gusts up to 25 mph in the evening. Chance of precipitation 20 percent.

Evanston, IL

Today
Thunderstorms
68°/ 58° 20°/ 14°
100%
Monday
Rain Showers
65°/ 55° 18°/ 13°
30%
Tuesday
Rain Showers
62°/ 52° 17°/ 11°
20%
Wednesday
Mostly Cloudy
65°/ 52° 18°/ 11°
0%
Thursday
Mostly Cloudy
65°/ 52° 18°/ 11°
0%
Friday
Cloudy
68°/ 52° 20°/ 11°
0%
Saturday
Cloudy
70°21°
0%

Day: Patchy fog early in the morning. A slight chance of thunderstorms in the morning. Showers. A slight chance of thunderstorms in the afternoon. Some thunderstorms may produce heavy rainfall in the morning. Breezy. Highs in the upper 60s. Northeast winds 15 to 20 mph with gusts up to 30 mph. Chance of precipitation near 100 percent.

Night: Cloudy. A slight chance of showers after midnight. A chance of showers late. Lows in the upper 50s. Northeast winds 15 to 20 mph with gusts up to 25 mph, becoming east 10 to 15 mph after midnight. Chance of precipitation 30 percent.

Aurora, IL

Today
Thunderstorms
65°/ 58° 18°/ 14°
100%
Monday
Rain Showers
65°/ 52° 18°/ 11°
30%
Tuesday
Rain Showers
62°/ 50° 17°/ 10°
20%
Wednesday
Mostly Cloudy
65°/ 48° 18°/
0%
Thursday
Mostly Cloudy
65°/ 50° 18°/ 10°
0%
Friday
Mostly Cloudy
68°/ 48° 20°/
0%
Saturday
Mostly Cloudy
70°21°
0%

Day: Patchy fog early in the morning. A slight chance of thunderstorms in the morning. Showers. A slight chance of thunderstorms in the afternoon. Some thunderstorms may produce heavy rainfall in the morning. Breezy. Near steady temperature in the mid 60s. Northeast winds 10 to 15 mph with gusts up to 30 mph. Chance of precipitation near 100 percent.

Night: Cloudy. A slight chance of showers in the late evening and early morning. A chance of showers late. Lows in the upper 50s. Northeast winds 10 to 15 mph. Gusts up to 25 mph in the evening. Chance of precipitation 30 percent.

Beaver Dam, WI

Today
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Monday
Mostly Cloudy
62°/ 45° 17°/
0%
Tuesday
Partly Cloudy
62°/ 45° 17°/
0%
Wednesday
Sunny
65°/ 45° 18°/
0%
Thursday
Partly Cloudy
65°/ 45° 18°/
0%
Friday
Partly Cloudy
68°/ 45° 20°/
0%
Saturday
Partly Cloudy
70°21°
0%

Day: Mostly cloudy. Highs in the upper 60s. Northeast winds 10 to 20 mph.

Night: Mostly cloudy. Lows in the lower 50s. Northeast winds 5 to 15 mph.

West Bend, WI

Today
Mostly Cloudy
65°/ 52° 18°/ 11°
0%
Monday
Mostly Cloudy
62°/ 48° 17°/
0%
Tuesday
Partly Cloudy
62°/ 48° 17°/
0%
Wednesday
Sunny
62°/ 48° 17°/
0%
Thursday
Partly Cloudy
65°/ 48° 18°/
0%
Friday
Partly Cloudy
68°/ 48° 20°/
0%
Saturday
Partly Cloudy
68°20°
0%

Day: Breezy. Mostly cloudy. Highs in the mid 60s. Northeast winds 10 to 25 mph.

Night: Mostly cloudy. Lows in the lower 50s. Northeast winds 10 to 20 mph.

DeKalb, IL

Today
Thunderstorms
65°/ 55° 18°/ 13°
100%
Monday
Rain Showers
65°/ 52° 18°/ 11°
30%
Tuesday
Rain Showers
62°/ 48° 17°/
20%
Wednesday
Cloudy
65°/ 48° 18°/
0%
Thursday
Mostly Cloudy
65°/ 50° 18°/ 10°
0%
Friday
Mostly Cloudy
68°/ 48° 20°/
0%
Saturday
Mostly Cloudy
72°22°
0%

Day: Patchy fog early in the morning. A slight chance of thunderstorms in the morning. Showers. A slight chance of thunderstorms in the afternoon. Some thunderstorms may produce heavy rainfall in the morning. Breezy. Near steady temperature in the mid 60s. Northeast winds 10 to 15 mph, increasing to 15 to 20 mph in the afternoon. Gusts up to 30 mph. Chance of precipitation near 100 percent.

Night: Cloudy. A slight chance of showers in the late evening and early morning. A chance of showers late. Lows in the mid 50s. Northeast winds 10 to 15 mph. Gusts up to 25 mph in the evening. Chance of precipitation 30 percent.

Madison, WI

Today
Rain Showers
68°/ 52° 20°/ 11°
50%
Monday
Rain Showers
62°/ 48° 17°/
40%
Tuesday
Partly Cloudy
62°/ 45° 17°/
0%
Wednesday
Sunny
65°/ 45° 18°/
0%
Thursday
Partly Cloudy
65°/ 48° 18°/
0%
Friday
Partly Cloudy
68°/ 48° 20°/
0%
Saturday
Partly Cloudy
70°21°
0%

Day: Mostly cloudy. Scattered light rain showers in the morning. Patchy fog in the morning. Highs in the upper 60s. Northeast winds 10 to 15 mph. Chance of showers 50 percent.

Night: Mostly cloudy. A 20 percent chance of light rain showers early in the morning. Lows in the lower 50s. Northeast winds 10 to 20 mph.

Mequon, WI

Today
Mostly Cloudy
65°/ 52° 18°/ 11°
0%
Monday
Mostly Cloudy
62°/ 50° 17°/ 10°
0%
Tuesday
Partly Cloudy
62°/ 48° 17°/
0%
Wednesday
Sunny
62°/ 48° 17°/
0%
Thursday
Sunny
65°/ 50° 18°/ 10°
0%
Friday
Sunny
65°/ 48° 18°/
0%
Saturday
Partly Cloudy
68°20°
0%

Day: Windy. Mostly cloudy. Patchy fog in the morning. Highs in the mid 60s. Northeast winds 10 to 25 mph increasing to 20 to 30 mph in the afternoon.

Night: Breezy. Mostly cloudy. Lows in the lower 50s. Northeast winds 10 to 25 mph shifting to the east 10 to 15 mph after midnight.

Naperville, IL

Today
Thunderstorms
68°/ 58° 20°/ 14°
100%
Monday
Rain Showers
65°/ 55° 18°/ 13°
30%
Tuesday
Rain Showers
62°/ 52° 17°/ 11°
20%
Wednesday
Mostly Cloudy
65°/ 52° 18°/ 11°
0%
Thursday
Mostly Cloudy
65°/ 52° 18°/ 11°
0%
Friday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Saturday
Cloudy
72°22°
0%

Day: Patchy fog early in the morning. A slight chance of thunderstorms in the morning. Showers. A slight chance of thunderstorms in the afternoon. Some thunderstorms may produce heavy rainfall in the morning. Breezy. Near steady temperature in the upper 60s. Northeast winds 10 to 15 mph with gusts up to 30 mph. Chance of precipitation near 100 percent.

Night: Cloudy. A slight chance of showers in the late evening and early morning. A chance of showers late. Lows in the upper 50s. Northeast winds 10 to 15 mph. Gusts up to 25 mph in the evening. Chance of precipitation 30 percent.

Rochelle, IL

Today
Thunderstorms
65°/ 55° 18°/ 13°
100%
Monday
Rain Showers
65°/ 50° 18°/ 10°
30%
Tuesday
Mostly Cloudy
62°/ 48° 17°/
0%
Wednesday
Cloudy
65°/ 48° 18°/
0%
Thursday
Mostly Cloudy
65°/ 48° 18°/
0%
Friday
Mostly Cloudy
68°/ 48° 20°/
0%
Saturday
Mostly Cloudy
70°21°
0%

Day: Patchy fog early in the morning. Showers and a slight chance of thunderstorms in the morning. A chance of showers early in the afternoon, then a slight chance of showers late. Some thunderstorms may produce heavy rainfall in the morning. Near steady temperature in the mid 60s. Northeast winds 15 to 20 mph with gusts up to 25 mph. Chance of precipitation near 100 percent.

Night: Cloudy. A slight chance of showers in the late evening and overnight. Lows in the mid 50s. Northeast winds 10 to 15 mph. Gusts up to 25 mph in the evening. Chance of precipitation 20 percent.

Names listed above may include county names.

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