• Today

    Sep 1

    81°Lo 66°

    A strong afternoon t-storm

    High ragweed pollen levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      70 - High
    • Tree
      Pollen
      0 - Low
  • Tue

    Sep 2

    79°Lo 60°

    Partly sunny

    High ragweed pollen levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      70 - High
    • Tree
      Pollen
      0 - Low
    more
  • Wed

    Sep 3

    83°Lo 69°

    Partly sunny

    High ragweed pollen levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      70 - High
    • Tree
      Pollen
      0 - Low
    more
  • Thu

    Sep 4

    86°Lo 70°

    Partly sunny, warm and humid

    High ragweed pollen levels
    • Precip
      25%
    • Wind
      Speed
      12 mph
    • Cloud
      Cover
      69%
    more
  • Fri

    Sep 5

    78°Lo 58°

    A t-storm or two; not as warm

    Ragweed Pollen Weather
    • Precip
      61%
    • Wind
      Speed
      8 mph
    • Cloud
      Cover
      78%
    more
Next Previous
Next 8 hours >
  Mon
12am
1am 2am 3am 4am 5am 6am 7am
  12am 1am 2am 3am 4am 5am 6am 7am
Forecast
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Clear
Partly Cloudy
Partly Cloudy
Cloudy
Partly Cloudy
Temp (°F) 71° 71° 71° 70° 70° 70° 68° 68°
RealFeel® 70° 70° 69° 68° 68° 67° 65° 66°
Humidity 90% 88% 88% 90% 88% 87% 95% 96%
   
  12am 1am 2am 3am 4am 5am 6am 7am
Rain
 
7%
 
7%
 
7%
 
7%
 
7%
 
7%
 
7%
 
11%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  12am 1am 2am 3am 4am 5am 6am 7am
Wind (mph) 6 SE 7 SSE 8 SSE 8 SSE 7 S 8 SSE 8 SSE 8 SSE
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 28% 22% 29% 27% 33% 49% 55% 66%
Dew Point 68° 68° 67° 67° 67° 66° 66° 67°
Middle Grid line 75 F Middle Grid line 70 F Middle Grid line 65 F

Temperature History - Sep 1

more Historical Weather Data >
  Today Normal Record 9/1/2013
High 81° 78° N/A 84°
Low 66° 57° N/A 68°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:15 AM with 13:08 of sunlight, then sets at 7:23 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 1:05 PM with 10:13 of moolight, then sets at 11:18 PM

Top Story

Merrillville Weather Report

Severe Storms to Threaten Chicago on Labor Day

September 1, 2014; 4:02 AM ET

Chicago will become the target of severe thunderstorms as the Labor Day holiday weekend comes to an end, creating dangers for those with outdoor plans. more >

Mon. Pollen

Mon. Dust & Dander

Mon. Wind Maps