• Today

    Apr 21

    56°Lo 33°

    Strong winds; variable clouds

    Beneficial weather for asthma
    • Hi
      RealFeel
      49°
    • UV
      6 - High
    • Air Qual.
      Good
  • Wed

    Apr 22

    50°Lo 30°

    Partly sunny, breezy and cool

    Beneficial weather for asthma
    • Hi
      RealFeel
      44°
    • UV
      6 - High
    • Air Qual.
      Good
    more
  • Thu

    Apr 23

    54°Lo 30°

    Breezy with plenty of sun

    Beneficial weather for asthma
    • Hi
      RealFeel
      51°
    • UV
      7 - High
    • Air Qual.
      Good
    more
  • Fri

    Apr 24

    56°Lo 34°

    A thick cloud cover

    Beneficial weather for asthma
    • Hi
      RealFeel
      59°
    • UV
      5 - Moderate
    • Cloud
      Cover
      95%
    more
  • Sat

    Apr 25

    51°Lo 33°

    Mostly cloudy and cool

    Beneficial weather for asthma
    • Hi
      RealFeel
      52°
    • UV
      6 - High
    • Cloud
      Cover
      76%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Tue
6am
7am 8am 9am 10am 11am 12pm 1pm
  6am 7am 8am 9am 10am 11am 12pm 1pm
Forecast
Clear
Sunny
Partly Sunny
Partly Sunny
Partly Sunny
Partly Cloudy
Partly Cloudy
Partly Cloudy
Temp (°F) 40° 42° 41° 45° 48° 50° 52° 54°
RealFeel® 29° 31° 32° 36° 39° 43° 45° 47°
Humidity 62% 56% 60% 52% 46% 42% 36% 33%
   
  6am 7am 8am 9am 10am 11am 12pm 1pm
Rain
 
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1%
 
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1%
 
3%
Snow
 
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Ice
 
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  6am 7am 8am 9am 10am 11am 12pm 1pm
Wind (mph) 14 WSW 16 WSW 15 WSW 17 WSW 22 WSW 24 W 26 W 28 W
UV Index 0 0 1 2 4 5 5 6
Cloud Cover 0% 0% 43% 43% 49% 58% 70% 70%
Dew Point 28° 28° 28° 28° 28° 28° 26° 25°
Middle Grid line 55 F Middle Grid line 50 F Middle Grid line 45 F Middle Grid line 40 F Middle Grid line 35 F

Temperature History - Apr 21

more Historical Weather Data >
  Today Normal Record 4/21/2014
High 56° 60° N/A 79°
Low 33° 39° N/A 60°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:01 AM with 13:35 of sunlight, then sets at 7:36 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 8:17 AM with 14:41 of moolight, then sets at 10:58 PM

Merrillville Weather Report

Chicago: Temperatures to Plummet After Extended Warm Spell

April 21, 2015; 6:17 AM ET

After a two-week stretch of above-normal temperatures, Chicago is set to fall into a chilly pattern into late this week. 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.

Tue. Air Quality

Tue. Asthma Risk

Tue. UV Index