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South Haven, Indiana Weather Forecast
South Haven, Indiana Weather
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Weather Forecast for South Haven, Indiana : Porter County
Issued: 8:51 pm CST Dec 18, 2025 Latitude: 41.5419825 Longitude: -87.1372552 View on Google Maps

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Tonight Friday Saturday Sunday Monday Tuesday Wednesday Christmas Day
20% chance of snow on Tonight 20% chance of snow on Friday Mostly Cloudy on Saturday Sunny on Sunday Mostly Cloudy on Monday Partly Sunny on Tuesday Mostly Cloudy on Wednesday Mostly Cloudy on Christmas Day
Low: 14°F High: 25°F High: 41°F High: 28°F High: 39°F High: 46°F High: 49°F High: 54°F
Low: 29 °F Low: 19°F Low: 20°F Low: 34°F Low: 33°F Low: 41°F  
Snow Snow Mostly Cloudy Sunny Mostly Cloudy Partly Sunny Mostly Cloudy Mostly Cloudy
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Current Conditions at
VALPARAISO - (KVPZ)
36°
Feels like 25°F
Cloudy
as of 8:08 PM CST
Rel. Humidity: 74%
Dew Point: 28°F
Visibility: 10 Miles
Pressure: 29.47 in.
Flight Rule: MVFR
Wind Data
17 MPH
Gust: 28 MPH
270° West
Cloud Level(s): Scattered at 1200ft, Solid Overcast at 2000ft
Current Conditions at
GARY - (KGYY)
34°
Feels like 22°F
Mostly Cloudy
as of 7:50 PM CST
Rel. Humidity: 93%
Dew Point: 32°F
Visibility: 10 Miles
Pressure: 29.47 in.
Flight Rule: VFR
Wind Data
21 MPH
270° West
Cloud Level(s): Broken at 3400ft
Current Conditions at
LANSING MUNICIPAL - (KIGQ)
30°
Feels like 18°F
Mostly Cloudy
as of 8:35 PM CST
Rel. Humidity: 68%
Dew Point: 21°F
Visibility: 10 Miles
Pressure: 29.49 in.
Flight Rule: MVFR
Wind Data
16 MPH
Gust: 22 MPH
270° West
Cloud Level(s): Broken at 2100ft, Broken at 4500ft
Current Conditions at
CHICAGO-MIDWAY - (KMDW)
30°
Feels like 20°F
Cloudy
as of 8:09 PM CST
Rel. Humidity: 68%
Dew Point: 21°F
Visibility: 10 Miles
Pressure: 29.48 in.
Flight Rule: MVFR
Wind Data
13 MPH
Gust: 25 MPH
280° West
Cloud Level(s): Broken at 2200ft, Broken at 6000ft, Solid Overcast at 20000ft
20% chance of snow Tonight Tonight... Flurries with isolated snow showers. Cloudy, with a low around 14. Wind chill values as low as -1. Breezy, with a west wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 20%.
20% chance of snow Friday Friday... A 20 percent chance of snow showers before 9am. Partly sunny, with a high near 25. Wind chill values as low as -3. Breezy, with a west northwest wind 15 to 25 mph decreasing to 5 to 15 mph in the afternoon. Winds could gust as high as 35 mph.
Mostly Cloudy on Friday Night Friday Night... Mostly cloudy, with a temperature rising to around 29 by 5am. Breezy, with a south wind 5 to 10 mph increasing to 15 to 20 mph after midnight. Winds could gust as high as 25 mph.
Mostly Cloudy on Saturday Saturday... Mostly cloudy, with a high near 41. Breezy, with a south wind 10 to 20 mph becoming west in the afternoon. Winds could gust as high as 30 mph.
Mostly Clear on Saturday Night Saturday Night... Mostly clear, with a low around 19. West wind around 10 mph, with gusts as high as 20 mph.
Sunny on Sunday Sunday... Sunny, with a high near 28.
Cloudy on Sunday Night Sunday Night... Partly cloudy, with a low around 20.
Mostly Cloudy on Monday Monday... Mostly cloudy, with a high near 39.
Mostly Cloudy on Monday Night Monday Night... Mostly cloudy, with a low around 34.
Partly Sunny on Tuesday Tuesday... Partly sunny, with a high near 46.
Mostly Cloudy on Tuesday Night Tuesday Night... Mostly cloudy, with a low around 33.
Mostly Cloudy on Wednesday Wednesday... Mostly cloudy, with a high near 49.
20% chance of rain Wednesday Night Wednesday Night... A chance of rain. Mostly cloudy, with a low around 41.
Mostly Cloudy on Christmas Day Christmas Day... Mostly cloudy, with a high near 54.
Current Radar Image


Sun Almanac for South Haven, Indiana
Sunrise: 07:10 AM
Sunset: 4:20 PM
Civil Sunrise:06:39 AM
Civil Sunset: 4:52 PM
Nautical Sunrise: 06:04 AM
Nautical Sunset: 5:27 PM
Astro Sunrise: 05:30 AM
Astro Sunset: 6:01 PM
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