Super Typhoon Sinlaku to Impact the Marianas and Guam; Severe Weather Threat from the Central Plains to the Great Lakes

Super Typhoon Sinlaku will bring destructive winds, widespread heavy rain/flooding, and thunderstorms to the Marianas Islands into Wednesday. Tropical Storm conditions are likely over Guam. Severe thunderstorms and heavy rain are likely across the Upper Mississippi Valley and Great Lakes region with potential for large to very large hail, damaging wind, and tornadoes through Tuesday. Read More >

Hazardous Weather Conditions

Current conditions at

South Haven, South Haven Area Regional Airport (KLWA)

Lat: 42.35°NLon: 86.26°WElev: 666ft.

Overcast

73°F

23°C

Humidity 69%
Wind Speed SW 12 G 20 mph
Barometer 29.93 in
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 13 Apr 2:15 pm EDT
Extended Forecast for

4 Miles N Decatur MI

  • This Afternoon

    This Afternoon: A 30 percent chance of showers and thunderstorms, mainly after 5pm.  Mostly sunny, with a high near 78. West southwest wind around 11 mph, with gusts as high as 22 mph.

    High: 78 °F

    Chance
    T-storms

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly before 4am.  Mostly cloudy, with a low around 64. South wind 8 to 13 mph, with gusts as high as 28 mph.  Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 64 °F

    Showers
    Likely then
    Chance
    T-storms

  • Tuesday

    Tuesday: A slight chance of showers and thunderstorms before 9am, then a chance of showers and thunderstorms after 2pm.  Partly sunny, with a high near 80. Southwest wind around 14 mph, with gusts as high as 28 mph.  Chance of precipitation is 30%.

    High: 80 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8pm.  Low around 61. South southwest wind around 10 mph, with gusts as high as 23 mph.  Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.

    Low: 61 °F

    T-storms then
    Showers

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm before 8am, then showers between 8am and 5pm, then showers and possibly a thunderstorm after 5pm.  High near 71. Southwest wind 8 to 10 mph, with gusts as high as 21 mph.  Chance of precipitation is 90%.

    High: 71 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers, with thunderstorms also possible after 8pm.  Low around 60. Chance of precipitation is 90%.

    Low: 60 °F

    Showers

  • Thursday

    Thursday: Showers likely, with thunderstorms also possible after 2pm.  Mostly cloudy, with a high near 71. Chance of precipitation is 70%.

    High: 71 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: A chance of thunderstorms before 8pm.  Partly cloudy, with a low around 50.

    Low: 50 °F

    Chance
    T-storms then
    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 78.

    High: 78 °F

    Partly Sunny

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms, mainly after 5pm. Mostly sunny, with a high near 78. West southwest wind around 11 mph, with gusts as high as 22 mph.
Tonight
Showers and thunderstorms likely, mainly before 4am. Mostly cloudy, with a low around 64. South wind 8 to 13 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
A slight chance of showers and thunderstorms before 9am, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 80. Southwest wind around 14 mph, with gusts as high as 28 mph. Chance of precipitation is 30%.
Tuesday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8pm. Low around 61. South southwest wind around 10 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Wednesday
Showers likely and possibly a thunderstorm before 8am, then showers between 8am and 5pm, then showers and possibly a thunderstorm after 5pm. High near 71. Southwest wind 8 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 90%.
Wednesday Night
Showers, with thunderstorms also possible after 8pm. Low around 60. Chance of precipitation is 90%.
Thursday
Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 71. Chance of precipitation is 70%.
Thursday Night
A chance of thunderstorms before 8pm. Partly cloudy, with a low around 50.
Friday
Partly sunny, with a high near 78.
Friday Night
Showers likely, mainly after 2am. Mostly cloudy, with a low around 60.
Saturday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 68.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 37.
Sunday
Partly sunny, with a high near 47.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Decatur MI
 42.17°N 85.98°W (Elev. 758 ft)
2:21 pm EDT Apr 13, 2026
2pm EDT Apr 13, 2026-6pm EDT Apr 19, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database