Weather Alert
Ontario Park Weather Warning NWS WEATHER ALERT FOR THE ONTARIO PARK, CA AREA - Issued: 208 PM PDT Mon Aug 24 2026 Ontario Park Weather Warning

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Ontario Park, CA Weather Forecast

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Ontario Park, CA Weather Forecast

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Ontario Park CA weather - Clear - 101°F
Clear
101°F
Updated 4:43 pm
Feels Like 102°F
Humidity 26%
Wind WNW 16 mph
Barometer  29.86 in
Dew Point 60°F
Ontario Park CA weather - Clear - 38°C
Clear
38°C
Updated 4:43 pm
Feels Like 39°C
Humidity 26%
Wind WNW 26 km/h
Barometer  101.1 kPa
Dew Point 16°C
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Ontario Park Weather Forecast

TONIGHT TUESDAY TUESDAY NIGHT WEDNESDAY WEDNESDAY NIGHT THURSDAY THURSDAY NIGHT FRIDAY FRIDAY NIGHT SATURDAY SATURDAY NIGHT SUNDAY
Ontario Park, CA Weather - Tonight Clear Ontario Park, CA Weather - Tuesday Mostly Sunny Ontario Park, CA Weather - Tuesday Night Mostly Clear Ontario Park, CA Weather - Wednesday Sunny Ontario Park, CA Weather - Wednesday Night Mostly Clear Ontario Park, CA Weather - Thursday Mostly Sunny Ontario Park, CA Weather - Thursday Night Partly Cloudy Ontario Park, CA Weather - Friday Partly Cloudy Ontario Park, CA Weather - Friday Night Mostly Clear Ontario Park, CA Weather - Saturday Mostly Sunny Ontario Park, CA Weather - Saturday Night Mostly Clear Ontario Park, CA Weather - Sunday Mostly Sunny
Clear Mostly Sunny Mostly Clear Sunny Mostly Clear Mostly Sunny Partly Cloudy Partly Cloudy Mostly Clear Mostly Sunny Mostly Clear Mostly Sunny
Lo: 70°FLo: 21°C Hi: 104°FHi: 40°C
 Lo: 72°FLo: 22°C Hi: 105°FHi: 41°C
 Lo: 72°FLo: 22°C Hi: 105°FHi: 41°C
 Lo: 76°FLo: 24°C Hi: 105°FHi: 41°C
 Lo: 73°FLo: 23°C Hi: 102°FHi: 39°C
 Lo: 69°FLo: 21°C Hi: 98°FHi: 37°C
POP = Probability of Precipitation.
Weather Outlook Updated: 1223 PM PDT Mon Aug 24 2026 Ontario Park, CA Weather - WeatherWorld.com

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Ontario Park Forecast Discussion

Issued: 146 PM PDT Mon Aug 24 2026

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...FOR EXTREME SOUTHWESTERN CALIFORNIA INCLUDING ORANGE... SAN DIEGO...WESTERN RIVERSIDE AND SOUTHWESTERN SAN BERNARDINO COUNTIES...

This morning featured clouds in all levels of the troposphere. Patchy fog covered San Diego County west of I-15 earlier in the morning, making way to photogenic skies of cumulus, altocumulus, and cirrus embedded with a few virga showers (sprinkles were reported in inland parts of San Diego). While these clouds signal to plentiful mid-level moisture, the br...