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Holtsville, NY

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Holtsville, NY Weather

Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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5 PM

77°

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.

40%

Cloudy

Rip Current Statement

6:00 AM Monday - 8:00 PM Tuesday

High Surf Advisory

6:00 AM Monday - 9:00 PM Monday

RealFeel Shade™82°

WindSSW 14 mph

Air QualityFair

Max UV Index0.8 (Low)

Wind Gusts20 mph

Humidity91%

Indoor Humidity91% (Extremely Humid)

Dew Point74° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling3700 ft

6 PM

77°

RealFeel® 81°

Pleasant

RealFeel Guide

Pleasant

63° to 81°

Most consider this temperature range ideal.

34%

Cloudy

Rip Current Statement

6:00 AM Monday - 8:00 PM Tuesday

High Surf Advisory

6:00 AM Monday - 9:00 PM Monday

RealFeel Shade™81°

WindSSW 13 mph

Air QualityFair

Max UV Index0.7 (Low)

Wind Gusts15 mph

Humidity91%

Indoor Humidity91% (Extremely Humid)

Dew Point74° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling12400 ft

7 PM

76°

RealFeel® 80°

Pleasant

RealFeel Guide

Pleasant

63° to 81°

Most consider this temperature range ideal.

29%

Cloudy

Rip Current Statement

6:00 AM Monday - 8:00 PM Tuesday

High Surf Advisory

6:00 AM Monday - 9:00 PM Monday

RealFeel Shade™80°

WindSSW 12 mph

Air QualityFair

Max UV Index0.2 (Low)

Wind Gusts14 mph

Humidity90%

Indoor Humidity90% (Extremely Humid)

Dew Point73° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling2000 ft

8 PM

74°

RealFeel® 77°

Pleasant

RealFeel Guide

Pleasant

63° to 81°

Most consider this temperature range ideal.

20%

Intermittent clouds

Rip Current Statement

6:00 AM Monday - 8:00 PM Tuesday

High Surf Advisory

6:00 AM Monday - 9:00 PM Monday

RealFeel Shade™77°

WindWSW 9 mph

Air QualityFair

Max UV Index0.0 (Low)

Wind Gusts12 mph

Humidity90%

Indoor Humidity90% (Very Humid)

Dew Point71° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling4000 ft

9 PM

73°

RealFeel® 75°

Pleasant

RealFeel Guide

Pleasant

63° to 81°

Most consider this temperature range ideal.

20%

Intermittent clouds

Rip Current Statement

6:00 AM Monday - 8:00 PM Tuesday

WindWSW 8 mph

Air QualityFair

Wind Gusts10 mph

Humidity93%

Indoor Humidity93% (Very Humid)

Dew Point70° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover54%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

71°

RealFeel® 73°

Pleasant

RealFeel Guide

Pleasant

63° to 81°

Most consider this temperature range ideal.

20%

Partly cloudy

Rip Current Statement

6:00 AM Monday - 8:00 PM Tuesday

WindW 7 mph

Air QualityExcellent

Wind Gusts8 mph

Humidity94%

Indoor Humidity94% (Very Humid)

Dew Point69° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover40%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

70°

RealFeel® 72°

Pleasant

RealFeel Guide

Pleasant

63° to 81°

Most consider this temperature range ideal.

20%

Mostly clear

Rip Current Statement

6:00 AM Monday - 8:00 PM Tuesday

WindWNW 6 mph

Air QualityExcellent

Wind Gusts7 mph

Humidity92%

Indoor Humidity92% (Very Humid)

Dew Point68° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

Hourly Weather Forecast for Holtsville

AccuWeather's hourly forecast for Holtsville provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 77° with a RealFeel® of 82°, cloudy with a 40% 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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