Hawaii and Guam Concerns; Record Warmth Spreads Eastward; Heavy Snow for Sierra-Nevada; Severe Weather for the Plains

A very active spring pattern with tropical concerns across the Pacific. Heavy rainfall will continue to impact Hawaii this weekend. Meanwhile we continue to monitor a developing typhoon that may affect Guam into early next week. For the Lower 48, heavy snow for mountains of California this weekend, increase threat for severe thunderstorms next week for the Plains and record warmth spreads east. Read More >

Current conditions at

Merced / Castle Air Force Base (KMER)

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

Overcast

N/A

Humidity NA
Wind Speed SE 13 MPH
Barometer NA
Dewpoint N/A
Visibility 10.00 mi
Last update NA
Extended Forecast for

6 Miles W Merced CA

  • Today

    Today: A slight chance of rain before 11am, then a slight chance of showers and thunderstorms after 11am.  Increasing clouds, with a high near 70. South southeast wind 10 to 15 mph, with gusts as high as 20 mph.  Chance of precipitation is 20%.

    High: 70 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: Showers and possibly a thunderstorm before 2am, then rain after 2am.  Low around 47. South wind 5 to 15 mph becoming east southeast after midnight.  Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 47 °F

    Showers

  • Sunday

    Sunday: Showers and possibly a thunderstorm, mainly before 5pm, then a chance of showers and thunderstorms after 5pm.  High near 63. East southeast wind 5 to 10 mph becoming south southwest in the afternoon. Winds could gust as high as 15 mph.  Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 63 °F

    Showers

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 8pm, then a chance of rain between 8pm and 11pm.  Partly cloudy, with a low around 43. West southwest wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 40%.

    Low: 43 °F

    Chance
    Showers then
    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 66. Light north northwest wind becoming northwest 5 to 10 mph in the afternoon.

    High: 66 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 42. North northwest wind 5 to 10 mph.

    Low: 42 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 71. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 71 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 43. Northwest wind 5 to 10 mph.

    Low: 43 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 74. Northwest wind 5 to 10 mph.

    High: 74 °F

    Sunny

Detailed Forecast

Today
A slight chance of rain before 11am, then a slight chance of showers and thunderstorms after 11am. Increasing clouds, with a high near 70. South southeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Tonight
Showers and possibly a thunderstorm before 2am, then rain after 2am. Low around 47. South wind 5 to 15 mph becoming east southeast after midnight. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
Showers and possibly a thunderstorm, mainly before 5pm, then a chance of showers and thunderstorms after 5pm. High near 63. East southeast wind 5 to 10 mph becoming south southwest in the afternoon. Winds could gust as high as 15 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
A chance of showers and thunderstorms before 8pm, then a chance of rain between 8pm and 11pm. Partly cloudy, with a low around 43. West southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%.
Monday
Sunny, with a high near 66. Light north northwest wind becoming northwest 5 to 10 mph in the afternoon.
Monday Night
Mostly clear, with a low around 42. North northwest wind 5 to 10 mph.
Tuesday
Sunny, with a high near 71. Calm wind becoming northwest around 5 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 43. Northwest wind 5 to 10 mph.
Wednesday
Sunny, with a high near 74. Northwest wind 5 to 10 mph.
Wednesday Night
Partly cloudy, with a low around 46. North northwest wind 5 to 10 mph, with gusts as high as 15 mph.
Thursday
Sunny, with a high near 74. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday Night
Mostly clear, with a low around 45. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Friday
Sunny, with a high near 77. Northwest wind 5 to 10 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles W Merced CA
 37.31°N 120.58°W (Elev. 148 ft)
9:56 am PDT Apr 11, 2026
10am PDT Apr 11, 2026-6pm PDT Apr 17, 2026
 
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