A Sweltering Heat Wave For The West

A sweltering heat wave with record breaking temperatures is expected the rest of the week in much of the West, as a large dome of high pressure builds and expands across the region. Numerous excessive heat warnings and advisories are already in effect across Arizona, California and Nevada. Also, locally heavy rain is possible in the Lower Mississippi Valley and Southeast over the next few days. Read More >

Current conditions at

John Wayne-Orange County Airport (KSNA)

Lat: 33.6798°NLon: 117.8674°WElev: 39ft.

Clear

78°F

26°C

Humidity 48%
Wind Speed SSW 6 MPH
Barometer 29.84 in (1010.5 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 25 May 05:53 PM PDT
Extended Forecast for

Costa Mesa CA

  • Tonight

    Tonight: Patchy fog after 11pm.  Otherwise, increasing clouds, with a low around 61. West wind around 5 mph becoming calm  after midnight.

    Patchy Fog

    Low: 61 °F

  • Tuesday

    Tuesday: Patchy fog before 11am.  Otherwise, cloudy through mid morning, then gradual clearing, with a high near 76. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.

    Patchy Fog
    then Sunny

    High: 76 °F

  • Tuesday
    Night

    Tuesday Night: Patchy fog after 11pm.  Otherwise, partly cloudy, with a low around 62. Southwest wind around 5 mph becoming calm  in the evening.

    Patchy Fog

    Low: 62 °F

  • Wednesday

    Wednesday: Patchy fog before 11am.  Otherwise, mostly sunny, with a high near 76. Light southwest wind increasing to 5 to 10 mph in the morning.

    Patchy Fog
    then Sunny

    High: 76 °F

  • Wednesday
    Night

    Wednesday Night: Patchy fog after 11pm.  Otherwise, increasing clouds, with a low around 63. Southwest wind around 5 mph becoming calm  after midnight.

    Patchy Fog

    Low: 63 °F

  • Thursday

    Thursday: Patchy fog before 11am.  Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 77.

    Patchy Fog
    then Sunny

    High: 77 °F

  • Thursday
    Night

    Thursday Night: Patchy fog after 11pm.  Otherwise, increasing clouds, with a low around 63.

    Patchy Fog

    Low: 63 °F

  • Friday

    Friday: Patchy fog before 11am.  Otherwise, mostly cloudy, with a high near 74.

    Patchy Fog
    then Partly
    Sunny

    High: 74 °F

  • Friday
    Night

    Friday Night: Patchy fog after 11pm.  Otherwise, mostly cloudy, with a low around 61.

    Patchy Fog

    Low: 61 °F

Detailed Forecast

Tonight
Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 61. West wind around 5 mph becoming calm after midnight.
Tuesday
Patchy fog before 11am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 76. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.
Tuesday Night
Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 62. Southwest wind around 5 mph becoming calm in the evening.
Wednesday
Patchy fog before 11am. Otherwise, mostly sunny, with a high near 76. Light southwest wind increasing to 5 to 10 mph in the morning.
Wednesday Night
Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 63. Southwest wind around 5 mph becoming calm after midnight.
Thursday
Patchy fog before 11am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 77.
Thursday Night
Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 63.
Friday
Patchy fog before 11am. Otherwise, mostly cloudy, with a high near 74.
Friday Night
Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 61.
Saturday
Patchy fog before 11am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 75.
Saturday Night
Patchy fog. Otherwise, mostly cloudy, with a low around 61.
Sunday
Patchy fog. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 76.
Sunday Night
Patchy fog. Otherwise, mostly cloudy, with a low around 61.
Monday
Patchy fog. Otherwise, mostly sunny, with a high near 76.
Click Map For Forecast
Point Forecast:
Costa Mesa CA
 33.67°N 117.92°W (Elev. 3 ft)
1:07 pm PDT May 25, 2020
6pm PDT May 25, 2020-6pm PDT Jun 1, 2020
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database