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Excessive Heat in Southern California; Tropical Storm Ian Expected to Rapidly Intensify

Excessive heat is possible through Wednesday over southern California. Strong thunderstorms may pose some risk for severe weather across parts of the upper Ohio Valley into the northern Mid Atlantic coast. Tropical Storm Ian is forecast to approach the Florida peninsula at major hurricane strength by midweek, and poses a risk of dangerous storm surge, hurricane-force winds, and heavy rainfall. Read More >

Hazardous Weather Conditions

Current conditions at

DEVORE (DVOC1)

Lat: 34.182139°NLon: 117.385111°WElev: 1605ft.

NA

71°F

22°C

Humidity 47%
Wind Speed NNW 4 MPH
Barometer NA
Dewpoint 50°F (10°C)
Visibility NA
Last update 25 Sep 04:10 AM PDT
Extended Forecast for

Rialto CA

Excessive Heat Warning September 26, 10:00am until September 28, 08:00pm
Click here for hazard details and duration
Excessive Heat Warning

  • Today

    Today: Sunny, with a high near 99. Light west wind increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 20 mph.

    Sunny

    High: 99 °F

  • Tonight

    Tonight: Mostly clear, with a low around 72. Southwest wind 5 to 10 mph becoming light and variable in the evening.

    Mostly Clear

    Low: 72 °F

  • Monday

    Monday: Sunny, with a high near 102. Light west wind increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.

    Sunny

    High: 102 °F

  • Monday
    Night

    Monday Night: Mostly clear, with a low around 74. South wind 5 to 10 mph becoming light and variable in the evening.

    Mostly Clear

    Low: 74 °F

  • Tuesday

    Tuesday: Sunny, with a high near 101. Light southwest wind becoming west 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.

    Sunny

    High: 101 °F

  • Tuesday
    Night

    Tuesday Night: Mostly clear, with a low around 72.

    Mostly Clear

    Low: 72 °F

  • Wednesday

    Wednesday: Sunny, with a high near 99.

    Sunny

    High: 99 °F

  • Wednesday
    Night

    Wednesday Night: Mostly clear, with a low around 69.

    Mostly Clear

    Low: 69 °F

  • Thursday

    Thursday: Sunny, with a high near 94.

    Sunny

    High: 94 °F

Detailed Forecast

Today
Sunny, with a high near 99. Light west wind increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 20 mph.
Tonight
Mostly clear, with a low around 72. Southwest wind 5 to 10 mph becoming light and variable in the evening.
Monday
Sunny, with a high near 102. Light west wind increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.
Monday Night
Mostly clear, with a low around 74. South wind 5 to 10 mph becoming light and variable in the evening.
Tuesday
Sunny, with a high near 101. Light southwest wind becoming west 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
Tuesday Night
Mostly clear, with a low around 72.
Wednesday
Sunny, with a high near 99.
Wednesday Night
Mostly clear, with a low around 69.
Thursday
Sunny, with a high near 94.
Thursday Night
Mostly clear, with a low around 65.
Friday
Sunny, with a high near 90.
Friday Night
Mostly clear, with a low around 62.
Saturday
Sunny, with a high near 88.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
Rialto CA
 34.11°N 117.37°W (Elev. 1250 ft)
Last Update:
2:48 am PDT Sep 25, 2022
Forecast Valid:
4am PDT Sep 25, 2022-6pm PDT Oct 1, 2022
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation