Hourly Weather Forecast - Merrillville, IN

12 AM
34°F
0%
2mph
NNE
Clear
Humidity
81%
Feels like
34°F
Dew Point
29°F
1 AM
33°F
0%
2mph
NE
Mostly Clear
Humidity
82%
Feels like
33°F
Dew Point
28°F
2 AM
33°F
0%
2mph
NE
Mostly Cloudy
Humidity
83%
Feels like
33°F
Dew Point
28°F
3 AM
32°F
0%
2mph
ENE
Cloudy
Humidity
85%
Feels like
32°F
Dew Point
28°F
4 AM
32°F
0%
2mph
E
Cloudy
Humidity
86%
Feels like
32°F
Dew Point
28°F
5 AM
32°F
0%
3mph
ESE
Cloudy
Humidity
85%
Feels like
32°F
Dew Point
28°F
6 AM
32°F
0%
4mph
ESE
Cloudy
Humidity
85%
Feels like
29°F
Dew Point
28°F
7 AM
33°F
0%
4mph
SE
Mostly Cloudy
Humidity
82%
Feels like
29°F
Dew Point
28°F
7:13 AM
8 AM
35°F
0%
5mph
SE
Mostly Cloudy
Humidity
80%
Feels like
30°F
Dew Point
29°F
9 AM
36°F
10%
6mph
SE
Partly Cloudy
Humidity
76%
Feels like
31°F
Dew Point
30°F
10 AM
39°F
10%
7mph
SE
Mostly Cloudy
Humidity
71%
Feels like
34°F
Dew Point
30°F
11 AM
41°F
20%
8mph
SE
Mostly Cloudy
Humidity
67%
Feels like
36°F
Dew Point
31°F
12 PM
44°F
20%
8mph
SSE
Mostly Cloudy
Humidity
64%
Feels like
39°F
Dew Point
33°F
1 PM
45°F
20%
9mph
SSE
Mostly Cloudy
Humidity
64%
Feels like
41°F
Dew Point
34°F
2 PM
46°F
20%
9mph
SSE
Mostly Cloudy
Humidity
67%
Feels like
41°F
Dew Point
35°F
3 PM
45°F
30%
9mph
SSE
30% Chance Rain Showers
Humidity
72%
Feels like
41°F
Dew Point
37°F
4 PM
45°F
30%
9mph
SSE
30% Chance Rain Showers
Humidity
77%
Feels like
40°F
Dew Point
38°F
4:24 PM
5 PM
45°F
30%
8mph
SSE
30% Chance of Light Rain
Humidity
80%
Feels like
41°F
Dew Point
39°F
6 PM
46°F
30%
8mph
SSE
30% Chance of Light Rain
Humidity
83%
Feels like
41°F
Dew Point
41°F
7 PM
46°F
50%
8mph
S
50% Chance of Light Rain
Humidity
86%
Feels like
42°F
Dew Point
42°F
8 PM
46°F
60%
7mph
S
60% Chance of Light Rain
Humidity
87%
Feels like
43°F
Dew Point
43°F
9 PM
47°F
60%
6mph
S
60% Chance of Light Rain
Humidity
89%
Feels like
44°F
Dew Point
44°F
10 PM
47°F
60%
6mph
S
60% Chance of Light Rain
Humidity
89%
Feels like
45°F
Dew Point
44°F
11 PM
48°F
60%
4mph
SSW
60% Chance of Light Rain
Humidity
90%
Feels like
46°F
Dew Point
45°F

Rain And Snow Totals Through Monday

Atmospheric River Takes Aim For Northern California

The plume of abundant moisture impacting the Northwest the last several days will focus more on Northern California later today into Monday bringing heavy rainfall and mountain snow.

NOAA, NCDC

White Christmas? What Are The Odds

Sunday's Weather Outlook

Sunday's Weather Outlook

Cold weather

During Extreme Cold: Watch for Frostbite!

Flu Update Valid For Week Ending December 13, 2025

Weekly Flu Update: Flu Spreading Hard Across U.S.

Watch vs. Warning

Flash Flood Watch and Warning Defined

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