National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Excessive Heat Continues for the Pacific Northwest; Flooding Impacts Expected in the Southwest U.S.

A dangerous heat wave persists for the Northwest into portions of California today with excessive heat warnings and heat advisories in effect. The active monsoon pattern with organized showers and thunderstorms and possible flash flooding with debris flows continues and will become enhanced in the Southwestern U.S. through Saturday. Read More >

Current conditions at

Ontario International Airport (KONT)

Lat: 34.05316°NLon: 117.57685°WElev: 906ft.

Clear

93°F

34°C

Humidity 26%
Wind Speed W 11 MPH
Barometer 29.91 in (1012.87 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Heat Index91°F (33°C)
Last update 18 Aug 01:05 PM PDT
Extended Forecast for

2 Miles SW Rancho Cucamonga CA

  • This
    Afternoon

    This Afternoon: Sunny, with a high near 95. West wind 10 to 15 mph, with gusts as high as 25 mph.

    Sunny

    High: 95 °F

  • Tonight

    Tonight: Mostly clear, with a low around 69. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    Mostly Clear

    Low: 69 °F

  • Friday

    Friday: Sunny, with a high near 96. Light southwest wind becoming west 10 to 15 mph in the morning. Winds could gust as high as 25 mph.

    Sunny

    High: 96 °F

  • Friday
    Night

    Friday Night: Mostly clear, with a low around 68. West wind 5 to 15 mph, with gusts as high as 20 mph.

    Mostly Clear

    Low: 68 °F

  • Saturday

    Saturday: Sunny, with a high near 92. Light southwest wind becoming west 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.

    Sunny

    High: 92 °F

  • Saturday
    Night

    Saturday Night: Mostly clear, with a low around 66.

    Mostly Clear

    Low: 66 °F

  • Sunday

    Sunday: Sunny, with a high near 91.

    Sunny

    High: 91 °F

  • Sunday
    Night

    Sunday Night: Mostly clear, with a low around 66.

    Mostly Clear

    Low: 66 °F

  • Monday

    Monday: Sunny, with a high near 94.

    Sunny

    High: 94 °F

Detailed Forecast

This Afternoon
Sunny, with a high near 95. West wind 10 to 15 mph, with gusts as high as 25 mph.
Tonight
Mostly clear, with a low around 69. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Friday
Sunny, with a high near 96. Light southwest wind becoming west 10 to 15 mph in the morning. Winds could gust as high as 25 mph.
Friday Night
Mostly clear, with a low around 68. West wind 5 to 15 mph, with gusts as high as 20 mph.
Saturday
Sunny, with a high near 92. Light southwest wind becoming west 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.
Saturday Night
Mostly clear, with a low around 66.
Sunday
Sunny, with a high near 91.
Sunday Night
Mostly clear, with a low around 66.
Monday
Sunny, with a high near 94.
Monday Night
Clear, with a low around 69.
Tuesday
Sunny, with a high near 98.
Tuesday Night
Clear, with a low around 70.
Wednesday
Sunny, with a high near 96.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
2 Miles SW Rancho Cucamonga CA
 34.1°N 117.59°W (Elev. 1224 ft)
Last Update:
12:39 pm PDT Aug 18, 2022
Forecast Valid:
1pm PDT Aug 18, 2022-6pm PDT Aug 24, 2022
 
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