• Early AM

    May 27

    Lo 62°

    A shower or thunderstorm

    Hair Frizz Weather
    • Wind
      Gust
      25 mph
    • Precip
      40%
    • Hours of Precip
      0.5
    more
  • Today

    May 27

    79°Lo 56°

    An afternoon thunderstorm

    Watch for hair frizz
    • Wind
      Gust
      18 mph
    • Precip
      57%
    • Hours of Precip
      1
  • Thu

    May 28

    83°Lo 64°

    Sunny and very warm

    Watch for hair frizz
    • Wind
      Gust
      12 mph
    • Precip
      6%
    • Hours of Precip
      0
    more
  • Fri

    May 29

    85°Lo 60°

    Partly sunny; breezy, humid

    Advisory for hair frizz
    • Wind
      Gust
      22 mph
    • Precip
      25%
    • Hours of Precip
      2.5
    more
  • Sat

    May 30

    62°Lo 45°

    Occasional rain and a t-storm

    Watch for hair frizz
    • Wind
      Gust
      25 mph
    • Precip
      56%
    • Hours of Precip
      8
    more
Next Previous
Hi 79° RealFeel® 81° Precipitation 57%

Day

N

E

S

W

  • W 13 mph
  • Gusts: 18 mph

Mostly sunny and warm; an afternoon shower or thunderstorm around

  • Max UV Index: 7 (High)
  • Thunderstorms: 40%
  • Precipitation: 0.1 in
  • Rain: 0.1 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 1 hrs
  • Hours of Rain: 1 hrs
Lo 56° RealFeel® 56° Precipitation 3%

Night

N

E

S

W

  • N 4 mph
  • Gusts: 9 mph

Mainly clear

  • 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 - May 27

more Historical Weather Data >
  Today Normal Record 5/27/2014
High 79° 73° N/A 84°
Low 56° 51° N/A 59°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:21 AM with 14:51 of sunlight, then sets at 8:12 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 1:29 PM with 12:38 of moolight, then sets at 2:07 AM

Merrillville Weather Report

Chicago: Temperatures to Take Dramatic Swing at Late Week

May 26, 2015; 2:53 PM ET

Following the chance for early-week storms, temperatures in the Chicago area will be on a roller coaster leading into the weekend. more >

The History Behind the UV Index

Nov 12, 2012; 5:00 AM ET The UV index has been around since the early 1990s. It was created to help you plan outdoor activities in hopes to limit overexposure to the sun. Jeannette Calle has more.

Wed. Hair Frizz

Wed. Wind Maps

Wed. UV Index