National Weather Service

Hazardous Weather Conditions

Heat Advisory until June 7, 09:00 PM PDT

Current conditions at

Ontario International Airport (KONT)

Lat: 34.05316°NLon: 117.57685°WElev: 906.0ft.

haze

16°C

61°F

Humidity	72%
Wind Speed	N 0 MPH
Barometer	29.87 in (1011.51 mb)
Dewpoint	11°C (52°F)
Visibility	8 km
Last update	06 Jun 04:20 AM PDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

Rancho Cucamonga CA

Heat Advisory June 6, 04:39am until June 7, 09:00pm

Click here for hazard details and duration

Heat Advisory

Heat Advisory June 6, 04:39am until June 7, 09:00pm
NOW until 9:00pm Fri
Heat Advisory
Today
High: 30 °C
Patchy Fog
then Sunny
Tonight
Low: 17 °C
Mostly Clear
then Patchy
Fog
Friday
High: 29 °C
Patchy Fog
then Sunny
Friday Night
Low: 16 °C
Mostly Clear
Saturday
High: 28 °C
Sunny
Saturday Night
Low: 16 °C
Partly Cloudy
Sunday
High: 27 °C
Mostly Sunny
Sunday Night
Low: 15 °C
Partly Cloudy

Detailed Forecast

Today

Patchy fog before 11am. Otherwise, sunny, with a high near 30. Light west wind becoming southwest 15 to 20 km/h in the morning. Winds could gust as high as 30 km/h.

Tonight

Patchy fog after 2am. Otherwise, mostly clear, with a low around 17. West wind 10 to 15 km/h becoming light after midnight.

Friday

Patchy fog before 11am. Otherwise, sunny, with a high near 29. Light southwest wind increasing to 15 to 20 km/h in the morning. Winds could gust as high as 30 km/h.

Friday Night

Mostly clear, with a low around 16. West wind 15 to 20 km/h decreasing to 5 to 10 km/h after midnight. Winds could gust as high as 30 km/h.

Saturday

Sunny, with a high near 28. Southwest wind 5 to 10 km/h increasing to 15 to 20 km/h in the afternoon. Winds could gust as high as 30 km/h.

Saturday Night

Partly cloudy, with a low around 16.

Sunday

Mostly sunny, with a high near 27.

Sunday Night

Partly cloudy, with a low around 15.

Monday

Sunny, with a high near 28.