Severe Thunderstorms and Heavy Rainfall in the Ohio Valley and Great Lakes; Winter Weather in the Northern Tier

A slow moving front extending from the Great Lakes region into the Plains will bring snow, wintry mix, and ice accumulation north of the front from the Upper Midwest into New England, and severe weather and heavy rain south of the front. Scattered severe thunderstorms with damaging gusts, severe hail, and heavy rain are expected across parts of the Great Lakes/Midwest through tonight. Read More >

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 W 17 MPH
Barometer NA
Dewpoint N/A
Visibility 10.00 mi
Last update NA
Extended Forecast for

6 Miles WNW Merced CA

  • Today

    Today: Rain likely before 5pm, then showers likely and possibly a thunderstorm after 5pm.  Mostly cloudy, with a high near 70. Southeast wind around 5 mph.  Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 70 °F

    Showers
    Likely

  • Tonight

    Tonight: Showers likely and possibly a thunderstorm before 8pm, then rain likely, mainly between 8pm and 11pm.  Mostly cloudy, with a low around 51. East wind around 5 mph becoming calm  after midnight.  Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 51 °F

    Showers
    Likely then
    Chance Rain

  • Wednesday

    Wednesday: A 20 percent chance of rain.  Mostly sunny, with a high near 73. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 73 °F

    Slight Chance
    Rain

  • Wednesday Night

    Wednesday Night: A 40 percent chance of rain.  Mostly cloudy, with a low around 50. West northwest wind 5 to 10 mph.

    Low: 50 °F

    Chance Rain

  • Thursday

    Thursday: Sunny, with a high near 67. North northwest wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 67 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 42. North northwest wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 42 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 74. North northwest wind around 5 mph.

    High: 74 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 45. North northwest wind around 5 mph.

    Low: 45 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 80. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 80 °F

    Sunny

Detailed Forecast

Today
Rain likely before 5pm, then showers likely and possibly a thunderstorm after 5pm. Mostly cloudy, with a high near 70. Southeast wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers likely and possibly a thunderstorm before 8pm, then rain likely, mainly between 8pm and 11pm. Mostly cloudy, with a low around 51. East wind around 5 mph becoming calm after midnight. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
A 20 percent chance of rain. Mostly sunny, with a high near 73. Calm wind becoming southwest around 5 mph in the afternoon.
Wednesday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 50. West northwest wind 5 to 10 mph.
Thursday
Sunny, with a high near 67. North northwest wind 5 to 15 mph, with gusts as high as 20 mph.
Thursday Night
Clear, with a low around 42. North northwest wind 5 to 15 mph, with gusts as high as 20 mph.
Friday
Sunny, with a high near 74. North northwest wind around 5 mph.
Friday Night
Mostly clear, with a low around 45. North northwest wind around 5 mph.
Saturday
Sunny, with a high near 80. Calm wind becoming northwest around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 48. North northwest wind around 5 mph.
Sunday
Mostly sunny, with a high near 83. Calm wind becoming north northwest around 5 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 51. North northwest wind around 5 mph.
Monday
Mostly sunny, with a high near 84. Northwest wind around 5 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles WNW Merced CA
 37.33°N 120.58°W (Elev. 154 ft)
10:57 am PDT Mar 31, 2026
11am PDT Mar 31, 2026-6pm PDT Apr 6, 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