Dangerous Heat and Humidity Building from the Plains to the East Coast

A strengthening ridge of high pressure will produce much above average temperatures from the Plains to the East Coast, a true summer heat wave. Highs in the 90s and triple digits combined w/ humidity and dewpoints surging into the upper 70s, if not low 80s, will create heat indices as high as 110 to 115 through this weekend. Air quality will likely be poor due to haze and little air circulation. Read More >

Current conditions at

Happy Isles (AHIC1)

Lat: 37.7308°NLon: 119.5589°WElev: 4036ft.

NA

28°C

83°F

Humidity 32%
Wind Speed SW 1 G 6 MPH
Barometer NA
Dewpoint 10°C (50°F)
Visibility NA
Heat Index27°C (81°F)
Last update 17 Jul 4:30 pm PDT
Extended Forecast for

5 Miles SSW Yosemite Valley CA

  • Tonight

    Tonight: Partly cloudy, with a low around 12. Northeast wind 5 to 10 km/h becoming calm  after midnight.

    Partly Cloudy

    Low: 12 °C

  • Thursday

    Thursday: Mostly sunny, with a high near 22. Southeast wind 10 to 15 km/h becoming west southwest in the afternoon.

    Mostly Sunny

    High: 22 °C

  • Thursday
    Night

    Thursday Night: Clear, with a low around 11. West southwest wind around 10 km/h becoming east in the evening.

    Clear

    Low: 11 °C

  • Friday

    Friday: Sunny, with a high near 20. East wind 10 to 15 km/h becoming southwest in the afternoon.

    Sunny

    High: 20 °C

  • Friday
    Night

    Friday Night: Mostly clear, with a low around 11. West southwest wind 10 to 15 km/h becoming east after midnight.

    Mostly Clear

    Low: 11 °C

  • Saturday

    Saturday: Sunny, with a high near 21. East wind around 10 km/h becoming southwest in the morning.

    Sunny

    High: 21 °C

  • Saturday
    Night

    Saturday Night: Clear, with a low around 12. West wind 5 to 10 km/h becoming east in the evening.

    Clear

    Low: 12 °C

  • Sunday

    Sunday: Sunny, with a high near 22. East northeast wind 10 to 15 km/h becoming southwest in the morning.

    Sunny

    High: 22 °C

  • Sunday
    Night

    Sunday Night: Partly cloudy, with a low around 13. Southwest wind 10 to 15 km/h becoming east after midnight.

    Partly Cloudy

    Low: 13 °C

Detailed Forecast

Tonight
Partly cloudy, with a low around 12. Northeast wind 5 to 10 km/h becoming calm after midnight.
Thursday
Mostly sunny, with a high near 22. Southeast wind 10 to 15 km/h becoming west southwest in the afternoon.
Thursday Night
Clear, with a low around 11. West southwest wind around 10 km/h becoming east in the evening.
Friday
Sunny, with a high near 20. East wind 10 to 15 km/h becoming southwest in the afternoon.
Friday Night
Mostly clear, with a low around 11. West southwest wind 10 to 15 km/h becoming east after midnight.
Saturday
Sunny, with a high near 21. East wind around 10 km/h becoming southwest in the morning.
Saturday Night
Clear, with a low around 12. West wind 5 to 10 km/h becoming east in the evening.
Sunday
Sunny, with a high near 22. East northeast wind 10 to 15 km/h becoming southwest in the morning.
Sunday Night
Partly cloudy, with a low around 13. Southwest wind 10 to 15 km/h becoming east after midnight.
Monday
Partly sunny, with a high near 23. East northeast wind 10 to 15 km/h becoming southwest in the afternoon.
Monday Night
Mostly cloudy, with a low around 13. West southwest wind 10 to 15 km/h becoming east northeast after midnight.
Tuesday
Mostly sunny, with a high near 23. East wind 10 to 15 km/h becoming west southwest in the afternoon.
Tuesday Night
Partly cloudy, with a low around 14. West southwest wind 10 to 15 km/h becoming east northeast in the evening.
Wednesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 22. East wind 10 to 15 km/h becoming southwest in the afternoon.
Click Map For Forecast
Point Forecast:
5 Miles SSW Yosemite Valley CA
 37.66°N 119.63°W (Elev. 2188 m)
7:56 pm PDT Jul 17, 2019
8pm PDT Jul 17, 2019-6pm PDT Jul 24, 2019
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database