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Multi Day Severe Weather Event Underway across the Gulf Coast and Southeast

Severe thunderstorms with very large hail, damaging winds and isolated tornadoes will be possible across portions of the Lower Mississippi Valley and Central Gulf Coast into Sunday morning. The threat will shift to the southeast coast to central Florida Sunday. Meanwhile in the west, heavy rain and mountain snow will continue from California to the southern Rockies. Read More >

Current conditions at

Islip, Long Island Mac Arthur Airport (KISP)

Lat: 40.79° N Lon: 73.1° W Elev: 98 ft.

Fog

43°F

6°C

Humidity 100%
Wind Speed SW 7 mph
Barometer 29.81 in (1009.4 mb)
Dewpoint 43°F (6°C)
Visibility 0.25 mi
Wind Chill39°F (4°C)
Last update 21 Jan 5:56 pm EST
Detailed forecast for

Northwest Suffolk

Tonight
Mostly cloudy. Areas of fog. Lows in the upper 30s. Southwest winds around 5 mph.
Sunday
Cloudy. A chance of rain...mainly in the afternoon. Areas of fog in the morning. Highs around 50. Northeast winds 10 to 15 mph. Chance of rain 50 percent.
Sunday Night
Rain. Very windy with lows in the upper 30s. Northeast winds 15 to 25 mph with gusts up to 35 mph...increasing to 25 to 35 mph with gusts up to 50 mph after midnight. Chance of rain 80 percent.
Monday
Rain. Rain may be heavy at times. Very windy with highs in the lower 40s. Northeast winds 35 to 40 mph with gusts up to 60 mph. Chance of rain near 100 percent.
Monday Night
Rain...mainly in the evening. Rain may be heavy at times in the evening. Very windy. Near steady temperature in the lower 40s. Northeast winds 30 to 40 mph with gusts up to 60 mph...diminishing to 20 to 25 mph with gusts up to 40 mph after midnight. Chance of rain 90 percent.
Tuesday
Rain likely. Highs in the mid 40s. Chance of rain 60 percent.
Tuesday Night
Mostly cloudy with a chance of rain in the evening...then partly cloudy after midnight. Lows in the mid 30s. Chance of rain 30 percent.
Wednesday
Mostly sunny. Highs in the upper 40s.
Wednesday Night
Partly cloudy. Lows around 40.
Thursday
Mostly sunny. Highs in the mid 40s.
Thursday Night
Partly cloudy. Lows in the lower 30s.
Friday
Mostly sunny. Highs around 40.
Friday Night
Partly cloudy in the evening...then becoming mostly cloudy. Lows in the upper 20s.
Saturday
Mostly sunny. Highs in the upper 30s.



Click Map For Forecast
344 PM EST SAT JAN 21 2017
 
 

Additional Resources

Radar & Satellite Image

Northeast Radar Mosaic Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database