NimbocastMerrillville, IN Weather
Live radar, hourly and 7-day forecast, and National Weather Service alerts for Merrillville, Lake County, Indiana.
Updated Jul 29, 2026, 4:06 PM local time · Radar refreshes every 5 minutes
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Merrillville
76°F
Wind 12 mph
Humidity 63%
Cloud cover 3%
UV index 7
Alerts 0
Active alerts
✓
No active National Weather Service alerts for Merrillville, IN.
Merrillville weather radar
Light
Heavy
Next 24 hours
Now
☀️
76°F
5 PM
☀️
75°F
6 PM
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73°F
7 PM
☀️
72°F
8 PM
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70°F
9 PM
☀️
67°F
10 PM
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65°F
11 PM
☀️
65°F
12 AM
☀️
64°F
1 AM
☀️
63°F
2 AM
☀️
62°F
3 AM
☀️
62°F
4 AM
☀️
61°F
5 AM
☀️
61°F
6 AM
🌤️
60°F
7 AM
🌤️
62°F
8 AM
☀️
70°F
9 AM
☀️
75°F
10 AM
☀️
79°F
11 AM
☀️
81°F
12 PM
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83°F
1 PM
☁️
83°F
2 PM
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84°F
3 PM
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85°F
7-day forecast
Today
Jul 29
⛅
77°F
61°F
Thu
Jul 30
☁️
85°F
60°F
Fri
Jul 31
🌦️
83°F
65°F
60%
Sat
Aug 1
🌧️
70°F
65°F
71%
Sun
Aug 2
☁️
73°F
65°F
14%
Mon
Aug 3
☀️
79°F
60°F
9%
Tue
Aug 4
☀️
83°F
61°F
9%
Weather near Merrillville
5 mi
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Alerts are relayed from the National Weather Service and may lag
the official source. In a life-threatening situation always follow
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broadcasts.