Moke Impacts Hawaii; Severe Thunderstorms and Heavy Rainfall from the Great Basin to the Plains

Heavy rain and gusty winds from Tropical Storm Moke will impact the Big Island into Monday, risking life-threatening flooding and mudslides in windward and southeast areas. Severe thunderstorms are expected across the northern Rockies/Plains and northern Great Basin. Dangerous heat persists across the Southern Plains and Lower Mississippi Valley, building further into the Southwest by midweek. Read More >

Current conditions at

Hayward, Hayward Air Terminal (KHWD)

Lat: 37.66083°NLon: 122.11833°WElev: 46.0ft.

Clear

63°F

17°C

Humidity 80%
Wind Speed WNW 9 MPH
Barometer 29.91 in (1012.87 mb)
Dewpoint 57°F (14°C)
Visibility 8.00 mi
Last update 23 Aug 09:54 PM PDT
Extended Forecast for

3 Miles ESE Union City CA

  • Tonight

    Tonight: Mostly cloudy, with a low around 57. West wind around 6 mph.

    Low: 57 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy through mid morning, then gradual clearing, with a high near 76. West wind 5 to 11 mph.

    High: 76 °F

    Becoming
    Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 56. West wind 6 to 11 mph.

    Low: 56 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Partly sunny, with a high near 76. West wind 5 to 9 mph.

    High: 76 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 56. West wind 5 to 9 mph becoming calm  in the evening.

    Low: 56 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 57. West wind around 6 mph.
Monday
Mostly cloudy through mid morning, then gradual clearing, with a high near 76. West wind 5 to 11 mph.
Monday Night
Increasing clouds, with a low around 56. West wind 6 to 11 mph.
Tuesday
Partly sunny, with a high near 76. West wind 5 to 9 mph.
Tuesday Night
Partly cloudy, with a low around 56. West wind 5 to 9 mph becoming calm in the evening.
Wednesday
Mostly sunny, with a high near 78.
Wednesday Night
Mostly clear, with a low around 57.
Thursday
Mostly sunny, with a high near 76.
Thursday Night
Partly cloudy, with a low around 55.
Friday
Mostly sunny, with a high near 74.
Friday Night
Partly cloudy, with a low around 54.
Saturday
Mostly sunny, with a high near 73.
Saturday Night
Partly cloudy, with a low around 53.
Sunday
Mostly sunny, with a high near 70.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ESE Union City CA
 37.59°N 121.96°W (Elev. 1007 ft)
2:27 pm PDT Aug 23, 2026
10pm PDT Aug 23, 2026-6pm PDT Aug 30, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database