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Merrillville, IN

78°F
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Merrillville

Indiana

78°
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Merrillville, IN Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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Today

Hourly

 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

View hourly forecasts 10-days ahead

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10 AM

78°
RealFeel® 84°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 0%
Chevron down
Partly sunny
alerts

Air Quality Alert

10:09 AM Tuesday - 12:00 AM Thursday

RealFeel Shade™76°

WindNE 5 mph

Air QualityFair

Max UV Index4.7 (Moderate)

Wind Gusts6 mph

Humidity49%

Indoor Humidity49% (Slightly Humid)

Dew Point58° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

11 AM

80°
RealFeel® 87°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 0%
Chevron down
Partly sunny
alerts

Air Quality Alert

10:09 AM Tuesday - 12:00 AM Thursday

RealFeel Shade™78°

Heat Index80°

WindNNE 7 mph

Air QualityFair

Max UV Index7.0 (High)

Wind Gusts8 mph

Humidity44%

Indoor Humidity44% (Slightly Humid)

Dew Point56° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

12 PM

81°
RealFeel® 89°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 0%
Chevron down
Partly sunny
alerts

Air Quality Alert

10:09 AM Tuesday - 12:00 AM Thursday

RealFeel Shade™79°

Heat Index81°

WindNNE 7 mph

Air QualityFair

Max UV Index9.2 (Very High)

Wind Gusts8 mph

Humidity42%

Indoor Humidity42% (Slightly Humid)

Dew Point56° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

1 PM

83°
RealFeel® 90°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 0%
Chevron down
Partly sunny
alerts

Air Quality Alert

10:09 AM Tuesday - 12:00 AM Thursday

RealFeel Shade™80°

Heat Index82°

WindNNE 7 mph

Air QualityFair

Max UV Index10.1 (Very High)

Wind Gusts9 mph

Humidity39%

Indoor Humidity39% (Slightly Humid)

Dew Point56° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

2 PM

82°
RealFeel® 89°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 0%
Chevron down
Partly sunny
alerts

Air Quality Alert

10:09 AM Tuesday - 12:00 AM Thursday

RealFeel Shade™79°

Heat Index82°

WindNNE 8 mph

Air QualityFair

Max UV Index9.2 (Very High)

Wind Gusts12 mph

Humidity40%

Indoor Humidity40% (Slightly Humid)

Dew Point56° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

3 PM

81°
RealFeel® 86°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 0%
Chevron down
Partly sunny
alerts

Air Quality Alert

10:09 AM Tuesday - 12:00 AM Thursday

RealFeel Shade™78°

Heat Index81°

WindNNE 9 mph

Air QualityFair

Max UV Index7.0 (High)

Wind Gusts15 mph

Humidity40%

Indoor Humidity40% (Ideal Humidity)

Dew Point55° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

4 PM

80°
RealFeel® 82°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 0%
Chevron down
Partly sunny
alerts

Air Quality Alert

10:09 AM Tuesday - 12:00 AM Thursday

RealFeel Shade™77°

Heat Index80°

WindNNE 10 mph

Air QualityFair

Max UV Index4.7 (Moderate)

Wind Gusts17 mph

Humidity41%

Indoor Humidity41% (Ideal Humidity)

Dew Point54° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

5 PM

78°
RealFeel® 79°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Partly sunny
alerts

Air Quality Alert

10:09 AM Tuesday - 12:00 AM Thursday

RealFeel Shade™75°

WindNNE 9 mph

Air QualityFair

Max UV Index3.3 (Moderate)

Wind Gusts16 mph

Humidity43%

Indoor Humidity43% (Ideal Humidity)

Dew Point54° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

6 PM

76°
RealFeel® 75°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Partly sunny
alerts

Air Quality Alert

10:09 AM Tuesday - 12:00 AM Thursday

RealFeel Shade™73°

WindNNE 9 mph

Air QualityFair

Max UV Index2.1 (Low)

Wind Gusts15 mph

Humidity46%

Indoor Humidity46% (Ideal Humidity)

Dew Point54° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

7 PM

72°
RealFeel® 71°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Partly sunny
alerts

Air Quality Alert

10:09 AM Tuesday - 12:00 AM Thursday

RealFeel Shade™69°

WindN 8 mph

Air QualityFair

Max UV Index1.2 (Low)

Wind Gusts13 mph

Humidity52%

Indoor Humidity52% (Ideal Humidity)

Dew Point53° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

8 PM

69°
RealFeel® 67°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Partly sunny
alerts

Air Quality Alert

10:09 AM Tuesday - 12:00 AM Thursday

RealFeel Shade™67°

WindNNE 8 mph

Air QualityFair

Max UV Index0.3 (Low)

Wind Gusts12 mph

Humidity57%

Indoor Humidity57% (Ideal Humidity)

Dew Point54° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

66°
RealFeel® 64°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Partly cloudy
alerts

Air Quality Alert

10:09 AM Tuesday - 12:00 AM Thursday

WindN 7 mph

Air QualityFair

Wind Gusts9 mph

Humidity61%

Indoor Humidity58% (Ideal Humidity)

Dew Point53° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

63°
RealFeel® 61°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 0%
Chevron down
Partly cloudy
alerts

Air Quality Alert

10:09 AM Tuesday - 12:00 AM Thursday

WindN 7 mph

Air QualityFair

Wind Gusts8 mph

Humidity66%

Indoor Humidity56% (Ideal Humidity)

Dew Point52° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

60°
RealFeel® 58°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 0%
Chevron down
Partly cloudy
alerts

Air Quality Alert

10:09 AM Tuesday - 12:00 AM Thursday

WindN 7 mph

Air QualityFair

Wind Gusts8 mph

Humidity71%

Indoor Humidity55% (Ideal Humidity)

Dew Point51° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

Hourly Weather Forecast for Merrillville

AccuWeather's hourly forecast for Merrillville provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 78° with a RealFeel® of 84°, partly sunny with a 0% chance of precipitation. Each hourly forecast includes wind speed, humidity, air quality, UV index, and the AccuLumen Brightness Index™, AccuWeather's measure of perceived outdoor light intensity. Forecasts are generated by proprietary systems developed by AccuWeather meteorologists since 1962.

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