National Weather Service Forecast for: 3 Miles NW Merrillville IN
Issued by: National Weather Service Chicago, IL
Updated: 8:26 pm CDT Jun 9, 2025
 
Tonight

Tonight: Mostly clear, with a low around 53. West southwest wind around 5 mph.
Mostly Clear
 Tuesday

Tuesday: Mostly sunny, with a high near 76. West wind 5 to 15 mph, with gusts as high as 20 mph.
Mostly Sunny
 Tuesday
Night
Tuesday Night: Mostly clear, with a low around 60. South southwest wind 5 to 10 mph.
Mostly Clear
 Wednesday

Wednesday: Sunny, with a high near 86. Southwest wind around 10 mph, with gusts as high as 20 mph.
Sunny
 Wednesday
Night
Wednesday Night: A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 64. South southwest wind 5 to 10 mph.
Chance
T-storms
 Thursday

Thursday: A 30 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 76.
Chance
T-storms
 Thursday
Night
Thursday Night: A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 60.
Chance
T-storms
 Friday

Friday: A chance of showers. Partly sunny, with a high near 77.
Chance
Showers
 Friday
Night
Friday Night: A chance of showers. Mostly cloudy, with a low around 62.
Chance
Showers
Lo 53 °F Hi 76 °F Lo 60 °F Hi 86 °F Lo 64 °F Hi 76 °F Lo 60 °F Hi 77 °F Lo 62 °F

 

Tonight
 
 Mostly clear, with a low around 53. West southwest wind around 5 mph.
Tuesday
 
 Mostly sunny, with a high near 76. West wind 5 to 15 mph, with gusts as high as 20 mph.
Tuesday Night
 
 Mostly clear, with a low around 60. South southwest wind 5 to 10 mph.
Wednesday
 
 Sunny, with a high near 86. Southwest wind around 10 mph, with gusts as high as 20 mph.
Wednesday Night
 
 A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 64. South southwest wind 5 to 10 mph.
Thursday
 
 A 30 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 76.
Thursday Night
 
 A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 60.
Friday
 
 A chance of showers. Partly sunny, with a high near 77.
Friday Night
 
 A chance of showers. Mostly cloudy, with a low around 62.
Saturday
 
 A chance of showers. Mostly cloudy, with a high near 74.
Saturday Night
 
 A chance of showers. Mostly cloudy, with a low around 62.
Sunday
 
 A chance of showers. Mostly cloudy, with a high near 73.
Sunday Night
 
 A chance of showers. Mostly cloudy, with a low around 60.
Monday
 
 A chance of showers. Partly sunny, with a high near 75.

 

Forecast from NOAA-NWS for 3 Miles NW Merrillville IN.