Oconomowoc, WI Weather Forecast & Current Conditions

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Oconomowoc, WI Weather Maps

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Oconomowoc Weather Map
UTC Time: 9/22/2026, 18:00
Your Time:
Aeronautical Observation: Automated synoptic observations via NWS Gateway.
Auto-refresh in: 5:02

Oconomowoc, WI Regional Weather

Expires:202609221900;;881102
ASUS43 KMKX 221759
RWRWI 

WISCONSIN REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
100 PM CDT TUE SEP 22 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>072-221900-
SOUTHEAST WISCONSIN
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
MILWAUKEE      PTSUNNY   59  47  64 NE16      30.35R TC  15           
6HR MIN TEMP:  57; 6HR MAX TEMP:  61;                                

WAUKESHA       MOSUNNY   59  46  63 NE16G24   30.35R TC  15           
MILWAUKEE/TIMM PTSUNNY   59  45  58 E13G20    30.38R TC  15           
RACINE         MOSUNNY   61  49  64 NE16G28   30.36R TC  16           
6HR MIN TEMP:  57; 6HR MAX TEMP:  62;                                

KENOSHA        PTSUNNY   62  49  62 E18G28    30.35R TC  17           
6HR MIN TEMP:  57; 6HR MAX TEMP:  63;                                

FOND DU LAC    MOSUNNY   62  46  55 E14G24    30.38S TC  17           
6HR MIN TEMP:  52; 6HR MAX TEMP:  63;                                

SHEBOYGAN      PTSUNNY   58  46  64 E15       30.39S TC  14           
6HR MIN TEMP:  53; 6HR MAX TEMP:  60;                                

WEST BEND      PTSUNNY   59  46  63 E12G22    30.38R TC  15           
JUNEAU         PTSUNNY   59  44  58 NE12      30.37S TC  15           
$$


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

Oconomowoc, WI

Today
Partly Cloudy
62°/ 52° 17°/ 11°
0%
Wednesday
Partly Cloudy
65°/ 52° 18°/ 11°
0%
Thursday
Partly Cloudy
65°/ 50° 18°/ 10°
0%
Friday
Partly Cloudy
65°/ 48° 18°/
0%
Saturday
Partly Cloudy
65°/ 48° 18°/
0%
Sunday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Monday
Partly Cloudy
72°22°
0%

Day: Partly sunny. Highs in the lower 60s. Northeast winds 10 to 15 mph.

Night: Partly cloudy until early morning then becoming mostly cloudy. Lows in the lower 50s. Northeast winds 5 to 10 mph.

Watertown, WI

Today
Rain Showers
62°/ 48° 17°/
50%
Wednesday
Partly Cloudy
65°/ 48° 18°/
0%
Thursday
Partly Cloudy
65°/ 48° 18°/
0%
Friday
Partly Cloudy
65°/ 45° 18°/
0%
Saturday
Mostly Cloudy
65°/ 48° 18°/
20%
Sunday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Monday
Partly Cloudy
72°22°
0%

Day: Partly sunny. A 50 percent chance of light rain showers late in the morning. Highs in the lower 60s. Northeast winds 10 to 15 mph.

Night: Partly cloudy until early morning then becoming mostly cloudy. Lows in the upper 40s. Northeast winds 5 to 10 mph.

Beaver Dam, WI

Today
Partly Cloudy
62°/ 48° 17°/
0%
Wednesday
Partly Cloudy
65°/ 48° 18°/
0%
Thursday
Partly Cloudy
65°/ 48° 18°/
0%
Friday
Partly Cloudy
65°/ 45° 18°/
0%
Saturday
Partly Cloudy
65°/ 48° 18°/
20%
Sunday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Monday
Partly Cloudy
72°22°
0%

Day: Partly sunny. Highs in the lower 60s. East winds 10 to 15 mph.

Night: Partly cloudy. Lows in the upper 40s. Northeast winds around 5 mph.

West Bend, WI

Today
Partly Cloudy
58°/ 48° 14°/
0%
Wednesday
Partly Cloudy
62°/ 50° 17°/ 10°
0%
Thursday
Partly Cloudy
65°/ 48° 18°/
0%
Friday
Sunny
65°/ 48° 18°/
0%
Saturday
Partly Cloudy
65°/ 48° 18°/
20%
Sunday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Monday
Partly Cloudy
72°22°
0%

Day: Partly sunny. Near steady temperature in the upper 50s. Northeast winds 10 to 15 mph.

Night: Partly cloudy. Lows in the upper 40s. Northeast winds up to 5 mph.

Whitewater, WI

Today
Rain Showers
58°/ 50° 14°/ 10°
70%
Wednesday
Partly Cloudy
65°/ 48° 18°/
0%
Thursday
Partly Cloudy
65°/ 48° 18°/
0%
Friday
Partly Cloudy
65°/ 48° 18°/
0%
Saturday
Partly Cloudy
65°/ 48° 18°/
20%
Sunday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Monday
Partly Cloudy
72°22°
0%

Day: Mostly cloudy. Light rain showers likely late in the morning. Near steady temperature in the upper 50s. Northeast winds 10 to 15 mph. Chance of showers 70 percent.

Night: Partly cloudy until early morning then becoming mostly cloudy. Lows around 50. Northeast winds around 5 mph.

Milwaukee, WI

Today
Partly Cloudy
60°/ 55° 16°/ 13°
0%
Wednesday
Partly Cloudy
65°/ 52° 18°/ 11°
0%
Thursday
Partly Cloudy
65°/ 52° 18°/ 11°
0%
Friday
Sunny
65°/ 52° 18°/ 11°
0%
Saturday
Partly Cloudy
65°/ 52° 18°/ 11°
0%
Sunday
Mostly Cloudy
68°/ 55° 20°/ 13°
0%
Monday
Partly Cloudy
70°21°
0%

Day: Partly sunny. Near steady temperature around 60. Northeast winds 10 to 15 mph.

Night: Partly cloudy until early morning then becoming mostly cloudy. Lows in the mid 50s. East winds 5 to 15 mph.

Racine, WI

Today
Mostly Cloudy
60°/ 52° 16°/ 11°
0%
Wednesday
Partly Cloudy
65°/ 52° 18°/ 11°
0%
Thursday
Partly Cloudy
65°/ 50° 18°/ 10°
0%
Friday
Sunny
65°/ 48° 18°/
0%
Saturday
Partly Cloudy
65°/ 50° 18°/ 10°
0%
Sunday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Monday
Partly Cloudy
72°22°
0%

Day: Mostly cloudy. Near steady temperature around 60. Northeast winds 10 to 15 mph.

Night: Partly cloudy until early morning then becoming mostly cloudy. Lows in the lower 50s. Northeast winds 5 to 10 mph.

Madison, WI

Today
Rain Showers
62°/ 48° 17°/
70%
Wednesday
Partly Cloudy
65°/ 48° 18°/
0%
Thursday
Partly Cloudy
65°/ 48° 18°/
0%
Friday
Partly Cloudy
68°/ 48° 20°/
0%
Saturday
Mostly Cloudy
65°/ 48° 18°/
30%
Sunday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Monday
Partly Cloudy
72°22°
0%

Day: Partly sunny. Light rain showers likely late in the morning, then slight chance of light rain showers early in the afternoon. Highs in the lower 60s. Northeast winds 5 to 15 mph. Chance of showers 70 percent.

Night: Partly cloudy. Lows in the upper 40s. Northeast winds up to 5 mph.

Mequon, WI

Today
Partly Cloudy
58°/ 52° 14°/ 11°
0%
Wednesday
Sunny
65°/ 52° 18°/ 11°
0%
Thursday
Partly Cloudy
65°/ 50° 18°/ 10°
0%
Friday
Sunny
65°/ 48° 18°/
0%
Saturday
Partly Cloudy
65°/ 50° 18°/ 10°
0%
Sunday
Partly Cloudy
68°/ 52° 20°/ 11°
0%
Monday
Partly Cloudy
70°21°
0%

Day: Partly sunny. Near steady temperature in the upper 50s. Northeast winds 10 to 15 mph.

Night: Partly cloudy. Lows in the lower 50s. East winds up to 10 mph.

Portage, WI

Today
Partly Cloudy
62°/ 45° 17°/
0%
Wednesday
Partly Cloudy
65°/ 45° 18°/
0%
Thursday
Partly Cloudy
65°/ 45° 18°/
0%
Friday
Partly Cloudy
65°/ 45° 18°/
0%
Saturday
Mostly Cloudy
65°/ 48° 18°/
30%
Sunday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Monday
Partly Cloudy
72°22°
0%

Day: Partly sunny. Highs in the lower 60s. East winds 5 to 10 mph.

Night: Partly cloudy. Lows in the mid 40s. Northeast winds up to 5 mph.

Janesville, WI

Today
Rain Showers
62°/ 48° 17°/
70%
Wednesday
Partly Cloudy
65°/ 48° 18°/
0%
Thursday
Partly Cloudy
65°/ 48° 18°/
0%
Friday
Partly Cloudy
65°/ 45° 18°/
0%
Saturday
Partly Cloudy
65°/ 48° 18°/
20%
Sunday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Monday
Partly Cloudy
72°22°
0%

Day: Mostly cloudy. Light rain showers likely late in the morning, then slight chance of light rain showers early in the afternoon. Highs in the lower 60s. Northeast winds 10 to 15 mph. Chance of showers 70 percent.

Night: Partly cloudy until early morning then becoming mostly cloudy. Lows in the upper 40s. Northeast winds 5 to 10 mph.

Fond Du Lac, WI

Today
Partly Cloudy
62°/ 48° 17°/
0%
Wednesday
Sunny
65°/ 48° 18°/
0%
Thursday
Partly Cloudy
65°/ 48° 18°/
0%
Friday
Sunny
65°/ 45° 18°/
0%
Saturday
Partly Cloudy
65°/ 48° 18°/
20%
Sunday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Monday
Partly Cloudy
72°22°
0%

Day: Partly sunny. Highs in the lower 60s. East winds 10 to 15 mph.

Night: Mostly clear. Lows in the upper 40s. Northeast winds up to 10 mph.

Kenosha, WI

Today
Mostly Cloudy
60°/ 55° 16°/ 13°
0%
Wednesday
Partly Cloudy
65°/ 52° 18°/ 11°
0%
Thursday
Partly Cloudy
65°/ 52° 18°/ 11°
0%
Friday
Partly Cloudy
65°/ 48° 18°/
0%
Saturday
Partly Cloudy
65°/ 50° 18°/ 10°
0%
Sunday
Partly Cloudy
68°/ 52° 20°/ 11°
0%
Monday
Partly Cloudy
72°22°
0%

Day: Mostly cloudy. Near steady temperature around 60. Northeast winds 10 to 15 mph.

Night: Mostly cloudy then becoming partly cloudy late in the evening then becoming mostly cloudy. Lows in the mid 50s. Northeast winds 5 to 10 mph.

Plymouth, WI

Today
Partly Cloudy
58°/ 50° 14°/ 10°
0%
Wednesday
Sunny
62°/ 50° 17°/ 10°
0%
Thursday
Partly Cloudy
65°/ 48° 18°/
0%
Friday
Sunny
65°/ 48° 18°/
0%
Saturday
Partly Cloudy
65°/ 50° 18°/ 10°
20%
Sunday
Partly Cloudy
68°/ 52° 20°/ 11°
0%
Monday
Partly Cloudy
72°22°
0%

Day: Partly sunny. Near steady temperature in the upper 50s. Northeast winds 10 to 15 mph.

Night: Partly cloudy. Lows around 50. East winds up to 10 mph.

Crystal Lake, IL

Today
Rain Showers
60°/ 52° 16°/ 11°
50%
Wednesday
Mostly Cloudy
65°/ 52° 18°/ 11°
0%
Thursday
Mostly Cloudy
65°/ 50° 18°/ 10°
0%
Friday
Cloudy
68°/ 48° 20°/
0%
Saturday
Mostly Cloudy
68°/ 50° 20°/ 10°
0%
Sunday
Mostly Cloudy
70°/ 52° 21°/ 11°
0%
Monday
Cloudy
72°22°
0%

Day: Cloudy. A chance of showers in the late morning and early afternoon, then a slight chance of showers late. Near steady temperature around 60. Northeast winds 10 to 15 mph. Chance of precipitation 50 percent.

Night: Mostly cloudy. Lows in the lower 50s. Northeast winds 5 to 10 mph.

Monroe, WI

Today
Rain Showers
60°/ 48° 16°/
50%
Wednesday
Partly Cloudy
65°/ 48° 18°/
0%
Thursday
Partly Cloudy
65°/ 48° 18°/
0%
Friday
Partly Cloudy
65°/ 48° 18°/
0%
Saturday
Rain Showers
65°/ 50° 18°/ 10°
30%
Sunday
Rain Showers
68°/ 55° 20°/ 13°
20%
Monday
Partly Cloudy
72°22°
0%

Day: Mostly cloudy. A 50 percent chance of light rain showers late in the morning and early afternoon. Highs around 60. Northeast winds 10 to 15 mph.

Night: Partly cloudy. Lows in the upper 40s. Northeast winds 5 to 10 mph.

Belvidere, IL

Today
Rain Showers
60°/ 50° 16°/ 10°
50%
Wednesday
Mostly Cloudy
65°/ 48° 18°/
0%
Thursday
Mostly Cloudy
65°/ 48° 18°/
0%
Friday
Mostly Cloudy
68°/ 48° 20°/
0%
Saturday
Mostly Cloudy
65°/ 48° 18°/
0%
Sunday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Monday
Mostly Cloudy
72°22°
0%

Day: Cloudy. A chance of showers in the late morning and early afternoon, then a slight chance of showers late. Near steady temperature around 60. Northeast winds 10 to 15 mph. Chance of precipitation 50 percent.

Night: Mostly cloudy. Lows around 50. Northeast winds 5 to 10 mph.

Waukegan, IL

Today
Rain Showers
62°/ 55° 17°/ 13°
40%
Wednesday
Mostly Cloudy
65°/ 52° 18°/ 11°
0%
Thursday
Mostly Cloudy
65°/ 52° 18°/ 11°
0%
Friday
Cloudy
65°/ 52° 18°/ 11°
0%
Saturday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Sunday
Mostly Cloudy
70°/ 55° 21°/ 13°
0%
Monday
Cloudy
72°22°
0%

Day: Cloudy. A chance of showers in the late morning and early afternoon, then a slight chance of showers late. Near steady temperature in the lower 60s. Northeast winds 10 to 15 mph. Chance of precipitation 40 percent.

Night: Mostly cloudy. A slight chance of showers early in the evening. A slight chance of showers late. Lows in the mid 50s. Northeast winds 10 to 15 mph, diminishing to 5 to 10 mph after midnight. Chance of precipitation 20 percent.

Berlin, WI

Today
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
Mostly Cloudy
65°/ 48° 18°/
30%
Sunday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Monday
Partly Cloudy
70°21°
0%

Day: Partly sunny. Highs in the lower 60s. East winds 10 to 15 mph.

Night: Mostly clear. Lows in the mid 40s. Northeast winds up to 5 mph.

Rockford, IL

Today
Rain Showers
60°/ 48° 16°/
40%
Wednesday
Mostly Cloudy
65°/ 48° 18°/
0%
Thursday
Mostly Cloudy
65°/ 48° 18°/
0%
Friday
Mostly Cloudy
68°/ 45° 20°/
0%
Saturday
Mostly Cloudy
65°/ 48° 18°/
0%
Sunday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Monday
Cloudy
72°22°
0%

Day: Cloudy. A chance of showers in the late morning and early afternoon, then a slight chance of showers late. Near steady temperature around 60. Northeast winds 10 to 15 mph. Chance of precipitation 40 percent.

Night: Mostly cloudy. Lows in the upper 40s. Northeast winds 5 to 10 mph.

Names listed above may include county names.

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