OCONOMOWOC, WI 53066 Weather Forecast & Current Conditions
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  53066 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)
 CURRENT WEATHER

WATERTOWN, WI
Current Weather
5:30 PM CDT APR 17, 2026
Overcast
Thunder Rain
NA
Feels Like: NA
Dewpoint: NA
Rel. Hum.: NA%
Visibility: 7 miles
Wind: NE at 6 mph
Pressure:
Last 72 hours

Local Area Snow Depth

Wisconsin Current Weather

Wisconsin MOS Forecast Weather


Regional Weather Maps

(Automated weather data from NWS/FAA)
  53066 WEATHER FORECAST
10-Day model forecast maps
2025 Hurricanes

OCONOMOWOC, WI 53066
Weather Forecast

 Snowfall Forecast pages
Snow Depth pages
TONIGHT
Mostly cloudy with light rain showers likely and chance of thunderstorms in the evening, then partly cloudy with chance of light rain showers late in the evening. Mostly clear after midnight. Lows in the mid 50s. West winds 5 to 10 mph. Chance of precipitation 70 percent.
SATURDAY
Sunny. Highs in the mid 70s. Northwest winds 10 to 15 mph.
SATURDAY NIGHT
Partly cloudy until early morning then becoming mostly cloudy. Lows in the lower 50s. Northwest winds up to 5 mph through around midnight becoming calm.
SUNDAY
Mostly cloudy with a 50 percent chance of rain showers. Highs in the lower 70s. East winds up to 10 mph.
SUNDAY NIGHT
Mostly cloudy with light rain showers likely through around midnight, then partly cloudy with chance of light rain showers after midnight. Lows in the lower 50s. Northeast winds 5 to 15 mph. Chance of showers 60 percent.
MONDAY
Partly sunny. A 20 percent chance of light rain showers in the morning. Highs in the lower 70s.
MONDAY NIGHT
Partly cloudy. Lows around 50.
TUESDAY
Partly sunny. Highs in the lower 70s.
TUESDAY NIGHT
Partly cloudy. Chance of light rain showers and slight chance of thunderstorms through around midnight, then light rain showers likely and chance of thunderstorms after midnight. Lows in the mid 50s. Chance of precipitation 60 percent.
WEDNESDAY
Partly sunny. Chance of light rain showers and slight chance of thunderstorms in the morning, then light rain showers and chance of thunderstorms in the afternoon. Highs in the lower 70s. Chance of precipitation 80 percent.
WEDNESDAY NIGHT
Partly cloudy. Chance of light rain showers and slight chance of thunderstorms through around midnight. Lows in the lower 50s. Chance of precipitation 30 percent.
THURSDAY
Mostly sunny. Chance of light rain showers and slight chance of thunderstorms in the afternoon. Highs in the lower 70s. Chance of precipitation 30 percent.
THURSDAY NIGHT
Mostly clear. Lows in the lower 50s.

  53066 WEATHER SATELLITE LOOPS
Visible Weather Satellite
OCONOMOWOC, WI 53066
Infrared Weather Satellite
OCONOMOWOC, WI 53066
  53066 WEATHER RADAR LOOP
NEXRAD Weather Radar
OCONOMOWOC, WI 53066
 MOS COMPUTER WEATHER FORECAST

WATERTOWN, WI 3 hourly weather forecast
weather forecast created  6:00 AM MDT  6/19/2026
Friday
19 JUN 2026		 OCONOMOWOC, WI 53066 weather forecast Day 1, 12 hours 1 PM 71° 71° Clear 19%
RAIN
<.01 in		 0% Thunder
( 15% severe)		 WNW   9 47% 50°
High 76° OCONOMOWOC, WI 53066 weather forecast Day 1, 15 hours 4 PM 75° 75° Mostly Cloudy W   8 41% 50°
Increasing Clouds

Rain Likely

 OCONOMOWOC, WI 53066 weather forecast Day 1, 18 hours 7 PM 72° 72° Mostly Cloudy 69%
RAIN
***		 0% Thunder
( 23% severe)		 W   6 49% 52°
OCONOMOWOC, WI 53066 weather forecast Day 1, 21 hours 10 PM 63° 64° Mostly Cloudy WSW   5 75% 55°
Saturday
20 JUN 2026		 OCONOMOWOC, WI 53066 weather forecast Day 2, 0 hours 1 AM 60° 60° Partly Cloudy 2%

 0% Thunder
( 3% severe)		 WSW   6 84% 55°
Low 54° OCONOMOWOC, WI 53066 weather forecast Day 2, 3 hours 4 AM 57° 56° Partly Cloudy W   6 90% 54°
High 77° OCONOMOWOC, WI 53066 weather forecast Day 2, 6 hours 7 AM 58° 57° Partly Cloudy 0%

 0% Thunder
( 1% severe)		 W   7 87% 54°

Partly Cloudy



 OCONOMOWOC, WI 53066 weather forecast Day 2, 9 hours 10 AM 67° 67° Partly Cloudy WNW   10 65% 55°
OCONOMOWOC, WI 53066 weather forecast Day 2, 12 hours 1 PM 73° 73° Partly Cloudy 0%

 0% Thunder
( 4% severe)		 WNW   10 51% 54°
OCONOMOWOC, WI 53066 weather forecast Day 2, 15 hours 4 PM 76° 78° Partly Cloudy NW   10 43% 52°
OCONOMOWOC, WI 53066 weather forecast Day 2, 18 hours 7 PM 74° 74° Partly Cloudy 0%

 0% Thunder
( 3% severe)		 NW   6 46% 52°
OCONOMOWOC, WI 53066 weather forecast Day 2, 21 hours 10 PM 63° 64° Partly Cloudy NW   2 65% 51°
Sunday
21 JUN 2026		 OCONOMOWOC, WI 53066 weather forecast Day 3, 0 hours 1 AM 58° 59° Partly Cloudy 0%

 0% Thunder
( 1% severe)		   CALM 77% 51°
Low 52° OCONOMOWOC, WI 53066 weather forecast Day 3, 3 hours 4 AM 55° 55° Partly Cloudy   CALM 86% 51°
High 73° OCONOMOWOC, WI 53066 weather forecast Day 3, 6 hours 7 AM 58° 59° Mostly Cloudy 21%
RAIN
.1–.25 in		 0% Thunder
( 1% severe)		 E   1 83% 53°

Mostly Cloudy

Chance of Rain

 OCONOMOWOC, WI 53066 weather forecast Day 3, 9 hours 10 AM 67° 67° Mostly Cloudy ESE   5 65% 55°
OCONOMOWOC, WI 53066 weather forecast Day 3, 15 hours 1 PM 70° 70° Mostly Cloudy 47%
RAIN
***		 0% Thunder
( 2% severe)		 ESE   8 57% 54°
OCONOMOWOC, WI 53066 weather forecast Day 3, 18 hours 4 PM 69° 69° Mostly Cloudy E   10 59% 54°
OCONOMOWOC, WI 53066 weather forecast Day 3, 21 hours 7 PM 65° 65° Mostly Cloudy     E   9 63% 52°

WATERTOWN, WI extended weather forecast
Monday
22 JUN 2026		 Tuesday
23 JUN 2026		 Wednesday
24 JUN 2026		 Thursday
25 JUN 2026		 Friday
26 JUN 2026
Low 52° Low 51° Low 53° Low 54° Low 55°
High 74° High 72° High 74° High 75° High 75°
OCONOMOWOC, WI 53066 weather forecast Day 4 OCONOMOWOC, WI 53066 weather forecast Day 5 OCONOMOWOC, WI 53066 weather forecast Day 6 OCONOMOWOC, WI 53066 weather forecast Day 7 <!--SEARCHED_TOWN_NAME--> weather forecast Day 8
Partly Cloudy
14% Rain		 Overcast
28% Rain		 Mostly Cloudy
58% Rain		 Partly Cloudy
27% Rain		 Partly Cloudy
32% Rain
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