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Brunswick, IN 7-Day Night Weather Forecast
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Brunswick, IN Weather Forecast
Brunswick, IN Weather Forecast Date: 946 PM CDT Tue Oct 13 2026
The area/counties/county of: Lake County In, including the cities of: Gary, Hammond, and Merrillville.or toggle through each period.
Rest of Tonight... Partly cloudy late in the evening, then becoming mostly cloudy. A chance of showers and a slight chance of thunderstorms late in the evening. Showers likely and a chance of thunderstorms after midnight, then a chance of showers and a slight chance of thunderstorms late. Lows in the lower 60s. Northeast winds around 5 mph. Chance of precipitation 70%.
Wednesday... Mostly cloudy. A chance of showers early in the morning, then a slight chance of showers in the late morning and early afternoon. Highs in the upper 60s. Northeast winds 5 to 10 mph, increasing to 10 to 15 mph in the afternoon. Chance of precipitation 30%.
Wednesday Night... Mostly cloudy. A chance of showers late. Lows in the mid 50s. Northeast winds 10 to 15 mph, becoming east 5 to 10 mph after midnight. Chance of precipitation 40%.
Thursday... Showers with a slight chance of thunderstorms. Highs in the mid 60s. Southeast winds 5 to 10 mph. Chance of precipitation near 100%.
Thursday Night... Cloudy. Showers with a slight chance of thunderstorms in the evening, then a slight chance of showers after midnight. Lows in the upper 40s. Southwest winds 10 to 15 mph, increasing to northwest 15 to 20 mph with gusts up to 25 mph after midnight. Chance of precipitation 80%.
Friday... Mostly cloudy in the morning, then becoming partly cloudy. A 20% chance of showers. Breezy with highs in the upper 50s.
Friday Night... Partly cloudy. Lows in the upper 30s.
Saturday... Sunny. Highs in the upper 50s.
Saturday Night... Clear. Lows in the upper 30s.
Sunday... Sunny. Highs in the mid 60s.
Sunday Night... Partly cloudy in the evening, then becoming mostly cloudy. Lows in the mid 40s.
Monday... Mostly cloudy in the morning, then becoming partly cloudy. Highs in the upper 60s.
Monday Night... Mostly cloudy. Lows in the upper 40s.
POP = Probability of Precipitation
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