Dangerous Heat in the Southwest; Severe Thunderstorms and Heavy Rain in the Northeast and Mid-Atlantic

Dangerous heat will persist across the Southwest U.S. through Friday with daytime highs of 110-115°F. Heat across the southern Plains will briefly ease to near-normal by late week. Strong to severe thunderstorms may produce damaging wind, hail, a tornado or two, heavy rain and flash flooding across parts of the Mid-Atlantic and Northeast. Heavy rainfall threat continues across the Gulf Coast. Read More >

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 N 0 MPH
Barometer NA
Dewpoint N/A
Visibility 10.00 mi
Last update NA
Extended Forecast for

6 Miles W Merced CA

  • Today

    Today: A 20 percent chance of rain after 11am.  Increasing clouds, with a high near 97. Northwest wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 97 °F

    Slight Chance
    Rain

  • Tonight

    Tonight: A 20 percent chance of rain after 11pm.  Cloudy, then gradually becoming partly cloudy, with a low around 67. Northwest wind around 5 mph.

    Low: 67 °F

    Slight Chance
    Rain

  • Friday

    Friday: Mostly cloudy, with a high near 91. North northwest wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 91 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, then gradually becoming clear, with a low around 61. North northwest wind 5 to 10 mph.

    Low: 61 °F

    Decreasing
    Clouds

  • Saturday

    Saturday: Sunny, with a high near 93. Northwest wind 5 to 10 mph.

    High: 93 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 57. West northwest wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 57 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 90. West northwest wind around 5 mph.

    High: 90 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 54. West northwest wind 5 to 10 mph.

    Low: 54 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 87. West northwest wind 5 to 10 mph.

    High: 87 °F

    Sunny

Detailed Forecast

Today
A 20 percent chance of rain after 11am. Increasing clouds, with a high near 97. Northwest wind 5 to 10 mph, with gusts as high as 15 mph.
Tonight
A 20 percent chance of rain after 11pm. Cloudy, then gradually becoming partly cloudy, with a low around 67. Northwest wind around 5 mph.
Friday
Mostly cloudy, with a high near 91. North northwest wind 5 to 10 mph, with gusts as high as 15 mph.
Friday Night
Mostly cloudy, then gradually becoming clear, with a low around 61. North northwest wind 5 to 10 mph.
Saturday
Sunny, with a high near 93. Northwest wind 5 to 10 mph.
Saturday Night
Clear, with a low around 57. West northwest wind 5 to 10 mph, with gusts as high as 15 mph.
Sunday
Sunny, with a high near 90. West northwest wind around 5 mph.
Sunday Night
Mostly clear, with a low around 54. West northwest wind 5 to 10 mph.
Monday
Sunny, with a high near 87. West northwest wind 5 to 10 mph.
Monday Night
Mostly clear, with a low around 52. Northwest wind 5 to 10 mph, with gusts as high as 15 mph.
Tuesday
Sunny, with a high near 85. West wind around 5 mph.
Tuesday Night
Mostly clear, with a low around 55. Northwest wind 5 to 10 mph.
Wednesday
Sunny, with a high near 86. Northwest wind around 5 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles W Merced CA
 37.31°N 120.58°W (Elev. 148 ft)
6:56 am PDT Aug 27, 2026
7am PDT Aug 27, 2026-6pm PDT Sep 2, 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