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

Hazardous Weather Conditions

Current conditions at

Merced / Castle Air Force Base (KMER)

Lat: 37.36667°NLon: 120.56667°WElev: 187.0ft.

Clear

N/A

Humidity NA
Wind Speed NNW 8 MPH
Barometer NA
Dewpoint N/A
Visibility 10.00 mi
Last update NA
Extended Forecast for

3 Miles WNW Merced CA

Heat Advisory October 4, 03:13am until October 7, 11:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory October 4, 03:13am until October 7, 11:00pm

    NOW until 11:00pm Wed

    Heat Advisory

  • Overnight

    Low: 67 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 99. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 99 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 65. North wind around 5 mph becoming calm.

    Low: 65 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 99. Calm wind becoming west northwest around 5 mph in the afternoon.

    High: 99 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 64. Northwest wind around 5 mph becoming calm in the evening.

    Low: 64 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 99. Light north wind becoming northwest 5 to 10 mph in the afternoon.

    High: 99 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 65. North northwest wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 65 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 99. Light north northwest wind becoming northwest 5 to 10 mph in the afternoon. Winds could gust as high as 15 mph.

    High: 99 °F

    Sunny

Detailed Forecast

Overnight
Mostly clear, with a steady temperature around 67. Calm wind.
Sunday
Mostly sunny, with a high near 99. Calm wind becoming southwest around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 65. North wind around 5 mph becoming calm.
Monday
Sunny, with a high near 99. Calm wind becoming west northwest around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 64. Northwest wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 99. Light north wind becoming northwest 5 to 10 mph in the afternoon.
Tuesday Night
Clear, with a low around 65. North northwest wind 5 to 10 mph, with gusts as high as 15 mph.
Wednesday
Sunny, with a high near 99. Light north northwest wind becoming northwest 5 to 10 mph in the afternoon. Winds could gust as high as 15 mph.
Wednesday Night
Mostly clear, with a low around 65. North northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday
Sunny, with a high near 99. Calm wind becoming northwest around 5 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 64. Northwest wind 5 to 10 mph becoming light north northwest in the evening. Winds could gust as high as 15 mph.
Friday
Sunny, with a high near 94. Calm wind becoming west northwest around 5 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 61. Northwest wind 5 to 10 mph becoming light west northwest in the evening.
Saturday
Sunny, with a high near 86. Calm wind becoming west around 5 mph in the afternoon.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Merced CA
 37.32°N 120.52°W (Elev. 174 ft)
Last Update:
3:09 am PDT Oct 4, 2026
Forecast Valid:
3am PDT Oct 4, 2026-6pm PDT Oct 10, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation