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At least 100 dead, major disaster declared after catastrophic Texas flood. Read the latest

Flash flood threat to continue in central Texas into midweek. Get details

Merion Station, PA

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Daily Radar MinuteCast Monthly Air Quality Health & Activities

3 PM

93°

RealFeel® 105°

Very Hot

RealFeel Guide

Very Hot

101° to 107°

Caution advised. Danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.

33%

Partly sunny

Severe Thunderstorm Watch

1:40 PM Tuesday - 9:00 PM Tuesday

Flood Watch

2:00 PM Tuesday - 12:00 AM Wednesday

Heat Advisory

10:00 AM Tuesday - 8:00 PM Tuesday

RealFeel Shade™98°

WindW 9 mph

Air QualityPoor

Max UV Index7 (High)

Wind Gusts16 mph

Humidity52%

Indoor Humidity52% (Extremely Humid)

Dew Point73° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover42%

Visibility10 mi

Cloud Ceiling30000 ft

4 PM

91°

RealFeel® 99°

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.

38%

Intermittent clouds

Severe Thunderstorm Watch

1:40 PM Tuesday - 9:00 PM Tuesday

Flood Watch

2:00 PM Tuesday - 12:00 AM Wednesday

Heat Advisory

10:00 AM Tuesday - 8:00 PM Tuesday

RealFeel Shade™95°

WindW 9 mph

Air QualityPoor

Max UV Index5 (Moderate)

Wind Gusts15 mph

Humidity54%

Indoor Humidity54% (Extremely Humid)

Dew Point72° F

AccuLumen Brightness Index™7 (Bright)

Cloud Cover54%

Visibility10 mi

Cloud Ceiling24900 ft

5 PM

88°

RealFeel® 95°

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.

49%

Intermittent clouds

Severe Thunderstorm Watch

1:40 PM Tuesday - 9:00 PM Tuesday

Flood Watch

2:00 PM Tuesday - 12:00 AM Wednesday

Heat Advisory

10:00 AM Tuesday - 8:00 PM Tuesday

RealFeel Shade™92°

WindW 9 mph

Air QualityPoor

Max UV Index3 (Moderate)

Wind Gusts15 mph

Humidity59%

Indoor Humidity59% (Extremely Humid)

Dew Point72° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover66%

Visibility10 mi

Cloud Ceiling22300 ft

6 PM

82°

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.

63%

Thunderstorms

Severe Thunderstorm Watch

1:40 PM Tuesday - 9:00 PM Tuesday

Flood Watch

2:00 PM Tuesday - 12:00 AM Wednesday

Heat Advisory

10:00 AM Tuesday - 8:00 PM Tuesday

RealFeel Shade™86°

WindW 9 mph

Air QualityFair

Max UV Index1 (Low)

Wind Gusts10 mph

Humidity82%

Indoor Humidity82% (Extremely Humid)

Dew Point76° F

AccuLumen Brightness Index™5 (Medium)

Cloud Cover78%

Rain0.17 in

Visibility4 mi

Cloud Ceiling2000 ft

7 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.

63%

Thunderstorms

Severe Thunderstorm Watch

1:40 PM Tuesday - 9:00 PM Tuesday

Flood Watch

2:00 PM Tuesday - 12:00 AM Wednesday

Heat Advisory

10:00 AM Tuesday - 8:00 PM Tuesday

RealFeel Shade™82°

WindW 9 mph

Air QualityFair

Max UV Index0 (Low)

Wind Gusts12 mph

Humidity83%

Indoor Humidity83% (Extremely Humid)

Dew Point74° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover90%

Rain0.17 in

Visibility4 mi

Cloud Ceiling2000 ft

8 PM

78°

RealFeel® 83°

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.

43%

Cloudy

Severe Thunderstorm Watch

1:40 PM Tuesday - 9:00 PM Tuesday

Flood Watch

2:00 PM Tuesday - 12:00 AM Wednesday

RealFeel Shade™83°

WindW 7 mph

Air QualityFair

Max UV Index0 (Low)

Wind Gusts14 mph

Humidity83%

Indoor Humidity83% (Extremely Humid)

Dew Point72° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover94%

Visibility10 mi

Cloud Ceiling4000 ft

9 PM

77°

RealFeel® 78°

Pleasant

RealFeel Guide

Pleasant

63° to 81°

Most consider this temperature range ideal.

51%

Thunderstorms

Flood Watch

2:00 PM Tuesday - 12:00 AM Wednesday

WindW 7 mph

Air QualityFair

Wind Gusts12 mph

Humidity84%

Indoor Humidity84% (Extremely Humid)

Dew Point72° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover93%

Rain0.15 in

Visibility4 mi

Cloud Ceiling2000 ft

10 PM

76°

RealFeel® 81°

Pleasant

RealFeel Guide

Pleasant

63° to 81°

Most consider this temperature range ideal.

47%

Mostly cloudy

Flood Watch

2:00 PM Tuesday - 12:00 AM Wednesday

WindSSW 6 mph

Air QualityFair

Wind Gusts10 mph

Humidity88%

Indoor Humidity88% (Extremely Humid)

Dew Point72° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover88%

Visibility10 mi

Cloud Ceiling25000 ft

11 PM

76°

RealFeel® 81°

Pleasant

RealFeel Guide

Pleasant

63° to 81°

Most consider this temperature range ideal.

34%

Mostly cloudy

Flood Watch

2:00 PM Tuesday - 12:00 AM Wednesday

WindS 6 mph

Air QualityFair

Wind Gusts10 mph

Humidity89%

Indoor Humidity89% (Extremely Humid)

Dew Point72° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover82%

Visibility10 mi

Cloud Ceiling25000 ft

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