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Severe weather returns to central US this weekend with flood potential | Click to see the impacts.

Arthur unleashes life-threatening flooding across Gulf Coast. Click for the forecast.

Islip, NY

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Islip, NY Weather

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

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3 PM

78°

RealFeel® 80°

Pleasant

RealFeel Guide

Pleasant

63° to 81°

Most consider this temperature range ideal.

0%

Intermittent clouds

Rip Current Statement

6:00 AM Thursday - 9:00 PM Friday

RealFeel Shade™74°

WindWSW 16 mph

Air QualityFair

Max UV Index7.4 (High)

Wind Gusts27 mph

Humidity48%

Indoor Humidity48% (Slightly Humid)

Dew Point57° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover52%

Visibility10 mi

Cloud Ceiling26200 ft

4 PM

78°

RealFeel® 78°

Pleasant

RealFeel Guide

Pleasant

63° to 81°

Most consider this temperature range ideal.

0%

Intermittent clouds

Rip Current Statement

6:00 AM Thursday - 9:00 PM Friday

RealFeel Shade™74°

WindSW 16 mph

Air QualityFair

Max UV Index4.1 (Moderate)

Wind Gusts25 mph

Humidity46%

Indoor Humidity46% (Slightly Humid)

Dew Point56° F

AccuLumen Brightness Index™7 (Bright)

Cloud Cover62%

Visibility10 mi

Cloud Ceiling22400 ft

5 PM

78°

RealFeel® 76°

Pleasant

RealFeel Guide

Pleasant

63° to 81°

Most consider this temperature range ideal.

0%

Intermittent clouds

Rip Current Statement

6:00 AM Thursday - 9:00 PM Friday

RealFeel Shade™74°

WindSW 15 mph

Air QualityFair

Max UV Index2.5 (Moderate)

Wind Gusts24 mph

Humidity44%

Indoor Humidity44% (Ideal Humidity)

Dew Point55° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover65%

Visibility10 mi

Cloud Ceiling18600 ft

6 PM

78°

RealFeel® 76°

Pleasant

RealFeel Guide

Pleasant

63° to 81°

Most consider this temperature range ideal.

0%

Intermittent clouds

Rip Current Statement

6:00 AM Thursday - 9:00 PM Friday

RealFeel Shade™74°

WindWSW 15 mph

Air QualityFair

Max UV Index2.0 (Low)

Wind Gusts24 mph

Humidity44%

Indoor Humidity44% (Ideal Humidity)

Dew Point54° F

AccuLumen Brightness Index™7 (Bright)

Cloud Cover53%

Visibility10 mi

Cloud Ceiling22400 ft

7 PM

76°

RealFeel® 74°

Pleasant

RealFeel Guide

Pleasant

63° to 81°

Most consider this temperature range ideal.

0%

Partly sunny

Rip Current Statement

6:00 AM Thursday - 9:00 PM Friday

RealFeel Shade™72°

WindW 15 mph

Air QualityFair

Max UV Index1.2 (Low)

Wind Gusts18 mph

Humidity46%

Indoor Humidity46% (Ideal Humidity)

Dew Point54° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover33%

Visibility10 mi

Cloud Ceiling30000 ft

8 PM

77°

RealFeel® 73°

Pleasant

RealFeel Guide

Pleasant

63° to 81°

Most consider this temperature range ideal.

0%

Mostly sunny

Rip Current Statement

6:00 AM Thursday - 9:00 PM Friday

RealFeel Shade™73°

WindW 14 mph

Air QualityFair

Max UV Index0.4 (Low)

Wind Gusts18 mph

Humidity43%

Indoor Humidity43% (Ideal Humidity)

Dew Point53° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover16%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

74°

RealFeel® 70°

Pleasant

RealFeel Guide

Pleasant

63° to 81°

Most consider this temperature range ideal.

0%

Clear

WindWNW 14 mph

Air QualityFair

Wind Gusts16 mph

Humidity48%

Indoor Humidity48% (Ideal Humidity)

Dew Point53° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover9%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

72°

RealFeel® 68°

Pleasant

RealFeel Guide

Pleasant

63° to 81°

Most consider this temperature range ideal.

0%

Clear

WindWNW 14 mph

Air QualityFair

Wind Gusts20 mph

Humidity52%

Indoor Humidity52% (Ideal Humidity)

Dew Point54° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover9%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

72°

RealFeel® 68°

Pleasant

RealFeel Guide

Pleasant

63° to 81°

Most consider this temperature range ideal.

0%

Mostly clear

WindWNW 14 mph

Air QualityFair

Wind Gusts18 mph

Humidity53%

Indoor Humidity53% (Ideal Humidity)

Dew Point54° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover10%

Visibility10 mi

Cloud Ceiling30000 ft

Hourly Weather Forecast for Islip

AccuWeather's hourly forecast for Islip provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 78° with a RealFeel® of 80°, intermittent clouds 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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