• Tonight

    Sep 4

    Lo 67°

    Patchy clouds and warm

    Asthma Weather
    • Hi
      RealFeel
      96°
    • UV
      4 - Moderate
    • Air Qual.
      Moderate
  • Sat

    Sep 5

    90°Lo 70°

    Partly sunny, hot and humid

    Beneficial weather for asthma
    • Hi
      RealFeel
      101°
    • UV
      4 - Moderate
    • Air Qual.
      Moderate
    more
  • Sun

    Sep 6

    91°Lo 71°

    Sunshine, hot and humid

    Beneficial weather for asthma
    • Hi
      RealFeel
      98°
    • UV
      5 - High
    • Air Qual.
      Moderate
    more
  • Mon

    Sep 7

    88°Lo 71°

    A t-storm in the afternoon

    Beneficial weather for asthma
    • Hi
      RealFeel
      90°
    • UV
      4 - Moderate
    • Air Qual.
      Moderate
    more
  • Tue

    Sep 8

    83°Lo 67°

    Mostly cloudy with t-storms

    Neutral weather for asthma
    • Hi
      RealFeel
      87°
    • UV
      4 - Moderate
    • Air Qual.
      Good
    more
Next Previous
Hi 85° RealFeel® 96° Precipitation 25%

Day

N

E

S

W

  • NNE 5 mph
  • Gusts: 12 mph

Warm and humid with intervals of clouds and sunshine

  • Max UV Index: 4 (Moderate)
  • Thunderstorms: 24%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 67° RealFeel® 68° Precipitation 25%

Night

N

E

S

W

  • SE 5 mph
  • Gusts: 7 mph

Patchy clouds and warm

  • Max UV Index: N/A
  • Thunderstorms: 24%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Temperature History - Sep 4

more Historical Weather Data >
  Today Normal Record 9/4/2014
High 85° 78° N/A 85°
Low 67° 56° N/A 71°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:18 AM with 13:00 of sunlight, then sets at 7:18 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 11:26 PM with 14:38 of moolight, then sets at 2:04 PM

Merrillville Weather Report

Chicago: Sun, Humidity to Grip Region Before Stormy Labor Day

September 4, 2015; 6:03 PM ET

As the Labor Day weekend shapes up, Chicago residents will see mostly sunny and humid conditions until the holiday itself on Monday. more >

The Dangers of Bus Travel

Dec 10, 2012; 5:00 AM ET While bus transportation is one of the most affordable, it is important to know which motor coach companies rank highest in safety.

Fri. Air Quality

Fri. Asthma Risk

Fri. UV Index