Weather WorldIndiana University Northwest, IN 7-Day Night Weather Forecast
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Indiana University Northwest, IN Weather Forecast
Indiana University Northwest, IN Weather Forecast Date: 209 PM CDT Wed Mar 11 2026
The area/counties/county of: Lake County In, including the cities of: Gary, Hammond, and Merrillville.or toggle through each period.
Late This Afternoon... Cloudy. A chance of rain and snow. Blustery. Temperatures in the upper 30s. Northwest winds 15 to 20 mph with gusts up to 30 mph. Chance of precipitation 50%.
Tonight... Mostly cloudy in the evening then clearing. A slight chance of rain and snow early in the evening. Blustery. Lows in the upper 20s. Northwest winds 15 to 20 mph with gusts up to 30 mph, diminishing to 10 to 15 mph after midnight. Chance of precipitation 20%.
Thursday... Mostly sunny. Highs in the mid 40s. West winds 5 to 10 mph.
Thursday Night... Cloudy. A chance of showers. Windy. Near steady temperature in the lower 40s. South winds 20 to 25 mph with gusts up to 35 mph, becoming southwest 20 to 30 mph with gusts up to 45 mph after midnight. Chance of precipitation 50%.
Friday... Mostly cloudy in the morning, then becoming partly cloudy. Windy with highs in the upper 40s. Southwest winds 25 to 35 mph, becoming west 20 to 30 mph in the afternoon. Gusts up to 50 mph.
Friday Night... Partly cloudy in the evening, then becoming mostly cloudy. Breezy with lows in the upper 20s. Northwest winds 15 to 20 mph with gusts up to 30 mph, diminishing to 5 to 10 mph after midnight.
Saturday... Mostly cloudy with a 20% chance of snow. Highs in the lower 40s.
Saturday Night... Cloudy with a chance of snow and rain showers. Lows in the mid 30s. Chance of precipitation 50%.
Sunday... Showers, breezy with highs in the mid 50s. Chance of precipitation 90%.
Sunday Night... Rain and snow showers likely in the evening, then a chance of snow showers after midnight. Breezy with lows in the lower 20s. Chance of precipitation 70%.
Monday... Mostly cloudy. A chance of snow showers in the morning. Blustery with highs in the upper 20s. Chance of precipitation 50%.
Monday Night... Mostly cloudy. Lows 10 to 15.
Tuesday... Mostly cloudy in the morning, then becoming partly cloudy. Highs around 30.
Tuesday Night... Partly cloudy in the evening, then becoming mostly cloudy. Lows in the lower 20s.
POP = Probability of Precipitation
Indiana University Northwest Radar Loop
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