Weather Alert
Ontario Weather Warning NWS WEATHER ALERT FOR THE ONTARIO, WI AREA - FLOOD WATCH Issued: 548 AM CDT Fri Sep 18 2026 Ontario Weather Warning

World > North America > United States > Wisconsin > Ontario   Ontario, Wisconsin Weather Village of Ontario, Wisconsin

Ontario, WI Weather - Hour by Hour Forecast

Feedback E-mail the Weather

Quick Clicks

Ontario, WI Weather - Hour by Hour Forecast

24 Hour Forecast

Current Conditions - Overcast. Temperature is 58°F14°C, dew point 58°F14°C, humidity 100%. Wind direction is E at 9 mph14 km/h with visibility of 5.00 mi8 km. Barometric pressure is 30.3 in1026 mb.
Today - Patchy fog this morning. Showers likely this morning, then showers with a slight chance of thunderstorms this afternoon. Highs in .. Full Forecast
Tonight - Showers with a chance of thunderstorms. Some thunderstorms May produce heavy rainfall. Locally heavy rainfall possible. Lows in th.. Full Forecast

Ontario Hourly Weather

24 Hour Forecast Scroll
Fri, Sep 18
9:00 am
Fri, Sep 18
10:00 am
Fri, Sep 18
11:00 am
Fri, Sep 18
Noon
Fri, Sep 18
1:00 pm
Fri, Sep 18
2:00 pm
Fri, Sep 18
3:00 pm
Fri, Sep 18
4:00 pm
Fri, Sep 18
5:00 pm
Fri, Sep 18
6:00 pm
Fri, Sep 18
7:00 pm
Fri, Sep 18
8:00 pm
Fri, Sep 18
9:00 pm
Fri, Sep 18
10:00 pm
Fri, Sep 18
11:00 pm
Sat, Sep 19
Midnight
Sat, Sep 19
1:00 am
Sat, Sep 19
2:00 am
Sat, Sep 19
3:00 am
Sat, Sep 19
4:00 am
Sat, Sep 19
5:00 am
Sat, Sep 19
6:00 am
Sat, Sep 19
7:00 am
Sat, Sep 19
8:00 am
Ontario, WI Hourly Weather - Cloudy - 9:00 AM Ontario, WI Hourly Weather - Cloudy - 10:00 AM Ontario, WI Hourly Weather - Cloudy - 11:00 AM Ontario, WI Hourly Weather - Cloudy - 12:00 PM Ontario, WI Hourly Weather - Cloudy - 1:00 PM Ontario, WI Hourly Weather - Cloudy - 2:00 PM Ontario, WI Hourly Weather - Cloudy - 3:00 PM Ontario, WI Hourly Weather - Cloudy - 4:00 PM Ontario, WI Hourly Weather - Cloudy - 5:00 PM Ontario, WI Hourly Weather - Cloudy - 6:00 PM Ontario, WI Hourly Weather - Cloudy - 7:00 PM Ontario, WI Hourly Weather - Cloudy - 8:00 PM Ontario, WI Hourly Weather - Cloudy - 9:00 PM Ontario, WI Hourly Weather - Cloudy - 10:00 PM Ontario, WI Hourly Weather - Cloudy - 11:00 PM Ontario, WI Hourly Weather - Cloudy - 12:00 AM Ontario, WI Hourly Weather - Cloudy - 1:00 AM Ontario, WI Hourly Weather - Cloudy - 2:00 AM Ontario, WI Hourly Weather - Cloudy - 3:00 AM Ontario, WI Hourly Weather - Cloudy - 4:00 AM Ontario, WI Hourly Weather - Cloudy - 5:00 AM Ontario, WI Hourly Weather - Cloudy - 6:00 AM Ontario, WI Hourly Weather - Cloudy - 7:00 AM Ontario, WI Hourly Weather - Cloudy - 8:00 AM
Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy
56°F13°C 57°F14°C 58°F14°C 59°F15°C 60°F16°C 60°F16°C 60°F16°C 60°F16°C 59°F15°C 58°F14°C 57°F14°C 56°F13°C 56°F13°C 55°F13°C 55°F13°C 56°F13°C 56°F13°C 56°F13°C 57°F14°C 57°F14°C 56°F13°C 56°F13°C 55°F13°C 55°F13°C
Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain
24% 24% 24% 24% 24% 53% 53% 53% 53% 53% 53% 84% 84% 84% 84% 84% 84% 77% 77% 77% 77% 77% 77% 55%
55°F13°C 55°F13°C 55°F13°C 55°F13°C 55°F13°C 56°F13°C 56°F13°C 57°F14°C 57°F14°C 57°F14°C 57°F14°C 56°F13°C 55°F13°C 54°F12°C 54°F12°C 55°F13°C 55°F13°C 55°F13°C 56°F13°C 56°F13°C 56°F13°C 55°F13°C 55°F13°C 55°F13°C
96% 93% 90% 87% 84% 87% 87% 90% 93% 96% 100% 100% 96% 96% 96% 96% 96% 96% 96% 96% 100% 96% 100% 100%
E E E E E E E E E E E E E E E E E E E E E E E E
4 mph 4 mph 4 mph 8 mph 8 mph 8 mph 9 mph 9 mph 9 mph 12 mph 12 mph 12 mph 9 mph 9 mph 9 mph 9 mph 9 mph 9 mph 7 mph 7 mph 7 mph 7 mph 7 mph 7 mph
10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 6 mi10 km 6 mi10 km 5 mi8 km 5 mi8 km 5 mi8 km 5 mi8 km 5 mi8 km 3 mi5 km 3 mi5 km 3 mi5 km 3 mi5 km 3 mi5 km 3 mi5 km .75 mi1 km .75 mi1 km .75 mi1 km
Hour (CDT)
Weather
Clouds
Temperature
Precip. Type
POP
Dewpoint
Humidity
Wind Direction
Wind Speed
Visibility
POP = Probability of Precipitation. ** Indicates missing data/values from KCMY model statistics.

Trending Headlines

Trending Entertainment Headlines

Ontario Radar Loop

Use the map search tool if you want to place a location marker on the radar map...
Prob Precip % = Probability of Precipitation.

Ontario 36 Hour Forecast

POP = Probability of Precipitation. ** Indicates missing data/values from model statistics.

E-mail the Ontario Weather Forecast

Voice your opinion or tell us about page issues...

Ontario WI Weather - 10:48 am

What are people saying?

Contact Us