National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heavy Rainfall for Portions of the West and Central U.S.; Monitoring Fire Weather Conditions for New England

Tropical moisture continues to flow across portions of the Great Basin, desert Southwest and California. Isolated instances of flash flooding remains possible. Meanwhile, a storm and associated frontal boundary will focus showers and thunderstorms for the center of the nation. For New England, dry and breezy conditions could enhance favorable fire weather conditions. Read More >

Current conditions at

Sacramento Mather Airport (KMHR)

Lat: 38.55996°NLon: 121.28397°WElev: 92.0ft.

Overcast

79°F

26°C

Humidity 57%
Wind Speed NNE 5 MPH
Barometer 29.87 in (1011.51 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 19 Sep 04:15 PM PDT
Extended Forecast for

Rosemont CA

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming clear, with a low around 62. West wind around 5 mph becoming calm in the evening.

    Low: 62 °F

    Decreasing
    Clouds

  • Saturday

    Saturday: Sunny, with a high near 88. Calm wind becoming west southwest around 6 mph in the afternoon.

    High: 88 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 62. West southwest wind around 6 mph becoming light and variable after midnight.

    Low: 62 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 89. Light and variable wind.

    High: 89 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 63. West southwest wind around 5 mph becoming calm in the evening.

    Low: 63 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 94.

    High: 94 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 65.

    Low: 65 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 91.

    High: 91 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers, mainly after 11pm. Partly cloudy, with a low around 64.

    Low: 64 °F

    Chance
    Showers

Detailed Forecast

Tonight
Mostly cloudy, then gradually becoming clear, with a low around 62. West wind around 5 mph becoming calm in the evening.
Saturday
Sunny, with a high near 88. Calm wind becoming west southwest around 6 mph in the afternoon.
Saturday Night
Clear, with a low around 62. West southwest wind around 6 mph becoming light and variable after midnight.
Sunday
Sunny, with a high near 89. Light and variable wind.
Sunday Night
Clear, with a low around 63. West southwest wind around 5 mph becoming calm in the evening.
Monday
Sunny, with a high near 94.
Monday Night
Clear, with a low around 65.
Tuesday
Sunny, with a high near 91.
Tuesday Night
A chance of showers, mainly after 11pm. Partly cloudy, with a low around 64.
Wednesday
A slight chance of showers before 11am. Sunny, with a high near 91.
Wednesday Night
Mostly clear, with a low around 62.
Thursday
Sunny, with a high near 89.
Thursday Night
Mostly clear, with a low around 61.
Friday
Sunny, with a high near 87.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Rosemont CA
 38.55°N 121.37°W (Elev. 46 ft)
Last Update:
4:22 pm PDT Sep 19, 2025
Forecast Valid:
4pm PDT Sep 19, 2025-6pm PDT Sep 26, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation