Current conditions at

LYTLE CREEK (LTLC1)

Lat: 34.23389°NLon: 117.48028°WElev: 2792.0ft.

NA

85°F

29°C

Humidity 16%
Wind Speed WNW 5 MPH
Barometer NA
Dewpoint 34°F (1°C)
Visibility NA
Heat Index82°F (28°C)
Last update 16 Mar 05:15 PM PDT
Extended Forecast for

5 Miles NNE Rancho Cucamonga CA

Heat Advisory March 18, 10:00am until March 20, 08:00pm
Click here for hazard details and duration
Heat Advisory
  • Tonight

    Tonight: Mostly clear, with a low around 73. North wind 10 to 20 mph, with gusts as high as 30 mph.

    Low: 73 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 91. North wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 91 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 73. North wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 73 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 91. North wind 5 to 10 mph becoming southeast in the morning.

    High: 91 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 73. West wind around 5 mph becoming calm  in the evening.

    Low: 73 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 92.

    High: 92 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 72.

    Low: 72 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 93.

    High: 93 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 69. Breezy.

    Low: 69 °F

    Clear and
    Breezy then
    Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 73. North wind 10 to 20 mph, with gusts as high as 30 mph.
Tuesday
Sunny, with a high near 91. North wind 15 to 20 mph, with gusts as high as 30 mph.
Tuesday Night
Clear, with a low around 73. North wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday
Sunny, with a high near 91. North wind 5 to 10 mph becoming southeast in the morning.
Wednesday Night
Clear, with a low around 73. West wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 92.
Thursday Night
Clear, with a low around 72.
Friday
Sunny, with a high near 93.
Friday Night
Clear, with a low around 69. Breezy.
Saturday
Sunny, with a high near 87.
Saturday Night
Mostly clear, with a low around 66. Breezy.
Sunday
Mostly sunny, with a high near 82. Breezy.
Sunday Night
Partly cloudy, with a low around 63. Breezy.
Monday
Mostly sunny, with a high near 78. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNE Rancho Cucamonga CA
 34.18°N 117.53°W (Elev. 2690 ft)
11:05 am PDT Mar 16, 2026
5pm PDT Mar 16, 2026-6pm PDT Mar 23, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database