Upper Oconomowoc Lake, WI Weather Forecast & Current Conditions

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Upper Oconomowoc Lake, WI Weather Maps

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Upper Oconomowoc Lake Weather Map
UTC Time: 9/25/2026, 21:14
Your Time:
Aeronautical Observation: Automated synoptic observations via NWS Gateway.
Auto-refresh in: 5:02

Upper Oconomowoc Lake, WI Regional Weather

Expires:202609252200;;051574
ASUS43 KMKX 252110
RWRWI 

WISCONSIN REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
400 PM CDT FRI SEP 25 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>072-252200-
SOUTHEAST WISCONSIN
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
MILWAUKEE      CLOUDY    64  52  64 E7        30.29S TC  18           
WAUKESHA       SUNNY     68  46  45 NE12      30.29S TC  20           
MILWAUKEE/TIMM CLOUDY    63  46  55 NE5       30.31S TC  17           
RACINE         MOSUNNY   63  51  65 E7        30.31F TC  17           
KENOSHA        MOSUNNY   63  54  72 E10       30.30S TC  17           
FOND DU LAC    PTSUNNY   71  53  52 E6        30.28F TC  22           
SHEBOYGAN      MOSUNNY   66  46  48 SE8       30.31R TC  19           
WEST BEND      MOSUNNY   68  45  42 E7        30.30S TC  20           
JUNEAU         PTSUNNY   69  52  55 E7        30.29S TC  21           
$$


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

Upper Oconomowoc Lake, WI

Today
Partly Cloudy
68°/ 48° 20°/ 9°
0%
Saturday
Sunny
68°/ 48° 20°/ 9°
0%
Sunday
Partly Cloudy
68°/ 50° 20°/ 10°
0%
Monday
Sunny
68°/ 50° 20°/ 10°
0%
Tuesday
Rain Showers
68°/ 58° 20°/ 14°
50%
Wednesday
Rain Showers
68°/ 58° 20°/ 14°
60%
Thursday
Rain Showers
68°20°
40%

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

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

Watertown, WI

Today
Partly Cloudy
68°/ 48° 20°/ 9°
0%
Saturday
Sunny
68°/ 48° 20°/ 9°
0%
Sunday
Partly Cloudy
68°/ 48° 20°/ 9°
0%
Monday
Sunny
70°/ 48° 21°/ 9°
0%
Tuesday
Rain Showers
70°/ 58° 21°/ 14°
60%
Wednesday
Rain Showers
68°/ 58° 20°/ 14°
60%
Thursday
Rain Showers
68°20°
40%

Day: Partly sunny. Highs in the upper 60s. East winds around 5 mph.

Night: Mostly clear. Lows in the upper 40s. East winds up to 5 mph.

Beaver Dam, WI

Today
Partly Cloudy
68°/ 48° 20°/ 9°
0%
Saturday
Sunny
68°/ 45° 20°/ 7°
0%
Sunday
Partly Cloudy
68°/ 48° 20°/ 9°
0%
Monday
Sunny
72°/ 48° 22°/ 9°
0%
Tuesday
Rain Showers
70°/ 55° 21°/ 13°
60%
Wednesday
Rain Showers
68°/ 55° 20°/ 13°
60%
Thursday
Rain Showers
68°20°
40%

Day: Partly sunny. Highs in the upper 60s. East winds around 5 mph.

Night: Mostly clear. Lows in the upper 40s. East winds up to 5 mph.

West Bend, WI

Today
Partly Cloudy
68°/ 48° 20°/ 9°
0%
Saturday
Sunny
68°/ 48° 20°/ 9°
0%
Sunday
Partly Cloudy
68°/ 48° 20°/ 9°
0%
Monday
Sunny
70°/ 48° 21°/ 9°
0%
Tuesday
Rain Showers
68°/ 58° 20°/ 14°
50%
Wednesday
Rain Showers
68°/ 58° 20°/ 14°
60%
Thursday
Rain Showers
68°20°
40%

Day: Partly sunny early in the afternoon then clearing. Highs in the upper 60s. East winds up to 5 mph.

Night: Mostly clear. Lows in the upper 40s. East winds up to 5 mph through around midnight becoming calm.

Milwaukee, WI

Today
Partly Cloudy
65°/ 52° 18°/ 11°
0%
Saturday
Sunny
65°/ 50° 18°/ 10°
0%
Sunday
Partly Cloudy
68°/ 52° 20°/ 11°
0%
Monday
Sunny
68°/ 52° 20°/ 11°
0%
Tuesday
Rain Showers
68°/ 58° 20°/ 14°
50%
Wednesday
Rain Showers
68°/ 58° 20°/ 14°
60%
Thursday
Rain Showers
68°20°
40%

Day: Partly sunny early in the afternoon then clearing. Highs in the mid 60s. East winds 5 to 10 mph.

Night: Clear. Lows in the lower 50s. Northeast winds up to 5 mph.

Whitewater, WI

Today
Partly Cloudy
68°/ 48° 20°/ 9°
0%
Saturday
Sunny
68°/ 48° 20°/ 9°
0%
Sunday
Partly Cloudy
68°/ 48° 20°/ 9°
0%
Monday
Sunny
68°/ 50° 20°/ 10°
0%
Tuesday
Rain Showers
68°/ 58° 20°/ 14°
60%
Wednesday
Rain Showers
68°/ 58° 20°/ 14°
60%
Thursday
Rain Showers
68°20°
40%

Day: Partly sunny. Highs in the upper 60s. East winds around 5 mph.

Night: Mostly clear. Lows in the upper 40s. East winds up to 5 mph.

Racine, WI

Today
Partly Cloudy
65°/ 55° 18°/ 13°
0%
Saturday
Sunny
65°/ 48° 18°/ 9°
0%
Sunday
Partly Cloudy
68°/ 50° 20°/ 10°
0%
Monday
Sunny
68°/ 52° 20°/ 11°
0%
Tuesday
Rain Showers
70°/ 58° 21°/ 14°
50%
Wednesday
Rain Showers
68°/ 58° 20°/ 14°
60%
Thursday
Rain Showers
68°20°
40%

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

Night: Clear. Lows in the mid 50s NEAR THE LAKE AND in the upper 40s INLAND. Northeast winds up to 5 mph.

Mequon, WI

Today
Partly Cloudy
65°/ 52° 18°/ 11°
0%
Saturday
Sunny
65°/ 48° 18°/ 9°
0%
Sunday
Partly Cloudy
68°/ 50° 20°/ 10°
0%
Monday
Sunny
68°/ 50° 20°/ 10°
0%
Tuesday
Rain Showers
68°/ 58° 20°/ 14°
50%
Wednesday
Rain Showers
68°/ 58° 20°/ 14°
60%
Thursday
Rain Showers
68°20°
40%

Day: Partly sunny early in the afternoon then clearing. Highs in the mid 60s. East winds around 5 mph.

Night: Clear. Lows in the lower 50s. Northeast winds up to 5 mph.

Madison, WI

Today
Mostly Cloudy
68°/ 48° 20°/ 9°
0%
Saturday
Sunny
68°/ 48° 20°/ 9°
0%
Sunday
Partly Cloudy
68°/ 50° 20°/ 10°
0%
Monday
Sunny
70°/ 50° 21°/ 10°
0%
Tuesday
Rain Showers
68°/ 58° 20°/ 14°
60%
Wednesday
Rain Showers
68°/ 58° 20°/ 14°
60%
Thursday
Rain Showers
68°20°
40%

Day: Mostly cloudy. Near steady temperature in the upper 60s. East winds around 5 mph.

Night: Mostly clear. Lows in the upper 40s. East winds up to 5 mph.

Portage, WI

Today
Mostly Cloudy
68°/ 48° 20°/ 9°
0%
Saturday
Sunny
68°/ 45° 20°/ 7°
0%
Sunday
Partly Cloudy
68°/ 50° 20°/ 10°
0%
Monday
Sunny
70°/ 48° 21°/ 9°
0%
Tuesday
Rain Showers
68°/ 55° 20°/ 13°
60%
Wednesday
Rain Showers
68°/ 55° 20°/ 13°
60%
Thursday
Rain Showers
68°20°
40%

Day: Mostly cloudy. Near steady temperature in the upper 60s. East winds around 5 mph.

Night: Mostly clear. Lows in the upper 40s. East winds up to 5 mph.

Janesville, WI

Today
Mostly Cloudy
68°/ 48° 20°/ 9°
0%
Saturday
Sunny
68°/ 48° 20°/ 9°
0%
Sunday
Partly Cloudy
68°/ 48° 20°/ 9°
0%
Monday
Sunny
68°/ 48° 20°/ 9°
0%
Tuesday
Rain Showers
68°/ 58° 20°/ 14°
60%
Wednesday
Rain Showers
68°/ 58° 20°/ 14°
70%
Thursday
Rain Showers
68°20°
40%

Day: Mostly cloudy. Highs in the upper 60s. East winds 5 to 10 mph.

Night: Mostly clear. Lows in the upper 40s. East winds up to 5 mph.

Fond Du Lac, WI

Today
Partly Cloudy
68°/ 48° 20°/ 9°
0%
Saturday
Sunny
68°/ 45° 20°/ 7°
0%
Sunday
Partly Cloudy
68°/ 48° 20°/ 9°
0%
Monday
Sunny
70°/ 48° 21°/ 9°
0%
Tuesday
Rain Showers
70°/ 55° 21°/ 13°
50%
Wednesday
Rain Showers
68°/ 55° 20°/ 13°
50%
Thursday
Rain Showers
68°20°
30%

Day: Partly sunny early in the afternoon then clearing. Highs in the upper 60s. Southeast winds 5 to 10 mph.

Night: Clear until early morning then becoming partly cloudy. Lows in the upper 40s. East winds up to 5 mph.

Kenosha, WI

Today
Partly Cloudy
65°/ 55° 18°/ 13°
0%
Saturday
Sunny
65°/ 52° 18°/ 11°
0%
Sunday
Partly Cloudy
68°/ 52° 20°/ 11°
0%
Monday
Sunny
68°/ 52° 20°/ 11°
0%
Tuesday
Rain Showers
70°/ 58° 21°/ 14°
50%
Wednesday
Rain Showers
68°/ 58° 20°/ 14°
60%
Thursday
Rain Showers
68°20°
40%

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

Night: Mostly clear. Lows in the mid 50s NEAR THE LAKE AND in the upper 40s INLAND. Northeast winds up to 5 mph.

Plymouth, WI

Today
Sunny
68°/ 48° 20°/ 9°
0%
Saturday
Sunny
65°/ 48° 18°/ 9°
0%
Sunday
Partly Cloudy
68°/ 48° 20°/ 9°
0%
Monday
Sunny
70°/ 50° 21°/ 10°
0%
Tuesday
Rain Showers
68°/ 58° 20°/ 14°
50%
Wednesday
Rain Showers
68°/ 58° 20°/ 14°
50%
Thursday
Rain Showers
68°20°
30%

Day: Sunny. Highs in the upper 60s. Southeast winds 5 to 10 mph.

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

Crystal Lake, IL

Afternoon
Mostly Cloudy
68°/ 48° 20°/ 9°
0%
Saturday
Cloudy
68°/ 48° 20°/ 9°
0%
Sunday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Monday
Sunny
72°/ 52° 22°/ 11°
0%
Tuesday
Mostly Cloudy
70°/ 58° 21°/ 14°
50%
Wednesday
Rain Showers
68°/ 58° 20°/ 14°
60%
Thursday
Rain Showers
68°20°
50%

Day: Mostly cloudy. Highs in the upper 60s. East winds around 5 mph.

Night: Partly cloudy in the evening, then clearing. Lows in the upper 40s. Northeast winds around 5 mph in the evening, becoming light and variable.

Waukegan, IL

Afternoon
Mostly Cloudy
65°/ 52° 18°/ 11°
0%
Saturday
Cloudy
65°/ 50° 18°/ 10°
0%
Sunday
Cloudy
68°/ 52° 20°/ 11°
0%
Monday
Sunny
70°/ 52° 21°/ 11°
0%
Tuesday
Mostly Cloudy
72°/ 58° 22°/ 14°
50%
Wednesday
Rain Showers
68°/ 60° 20°/ 16°
60%
Thursday
Rain Showers
68°20°
50%

Day: Mostly cloudy. Highs in the mid 60s. East winds around 5 mph.

Night: Partly cloudy in the evening, then becoming mostly clear. Lows in the lower 50s. Northeast winds around 5 mph.

Belvidere, IL

Afternoon
Mostly Cloudy
68°/ 48° 20°/ 9°
0%
Saturday
Cloudy
68°/ 48° 20°/ 9°
0%
Sunday
Mostly Cloudy
68°/ 50° 20°/ 10°
0%
Monday
Sunny
70°/ 50° 21°/ 10°
0%
Tuesday
Mostly Cloudy
70°/ 58° 21°/ 14°
50%
Wednesday
Rain Showers
68°/ 58° 20°/ 14°
70%
Thursday
Rain Showers
68°20°
40%

Day: Mostly cloudy. Highs in the upper 60s. East winds around 5 mph.

Night: Partly cloudy. Lows in the upper 40s. East winds around 5 mph in the evening, becoming light and variable.

Berlin, WI

Today
Partly Cloudy
68°/ 45° 20°/ 7°
0%
Saturday
Sunny
68°/ 45° 20°/ 7°
0%
Sunday
Partly Cloudy
68°/ 48° 20°/ 9°
0%
Monday
Sunny
70°/ 48° 21°/ 9°
0%
Tuesday
Rain Showers
70°/ 55° 21°/ 13°
50%
Wednesday
Rain Showers
68°/ 55° 20°/ 13°
50%
Thursday
Rain Showers
68°20°
30%

Day: Partly sunny. Near steady temperature in the upper 60s. Southeast winds around 5 mph.

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

Monroe, WI

Today
Mostly Cloudy
65°/ 48° 18°/ 9°
0%
Saturday
Sunny
68°/ 48° 20°/ 9°
0%
Sunday
Partly Cloudy
65°/ 52° 18°/ 11°
0%
Monday
Sunny
68°/ 50° 20°/ 10°
0%
Tuesday
Rain Showers
68°/ 58° 20°/ 14°
60%
Wednesday
Rain Showers
68°/ 58° 20°/ 14°
70%
Thursday
Rain Showers
68°20°
40%

Day: Mostly cloudy. Near steady temperature in the mid 60s. East winds around 5 mph.

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

Rockford, IL

Afternoon
Sprinkles
65°/ 48° 18°/ 9°
0%
Saturday
Cloudy
68°/ 48° 20°/ 9°
0%
Sunday
Mostly Cloudy
68°/ 50° 20°/ 10°
0%
Monday
Sunny
70°/ 50° 21°/ 10°
0%
Tuesday
Rain Showers
70°/ 58° 21°/ 14°
60%
Wednesday
Rain Showers
68°/ 58° 20°/ 14°
70%
Thursday
Rain Showers
68°20°
40%

Day: Mostly cloudy. Isolated sprinkles early in the afternoon. Near steady temperature in the mid 60s. East winds around 5 mph.

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

Names listed above may include county names.

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