Marine Weather Net

Stony Brook, NY Weather Forecast




Stony Brook, New York

 Lat: 40.91N, Lon: 73.13W

Current Conditions Updated: 656 PM EDT THU JUL 18 2019

Overcast
Temp: 73°F
  • Humidity:
  • 93%
  • Winds:
  • 9 MPH E
  • Gusts:
  • N/A MPH
  • Barometer:
  • 29.89 in.
  • Dewpoint:
  • 71°F
  • Heat index:
  • 73°F

  • Sunrise:
  • 5:35 AM EDT
  • Sunset:
  • 8:20 PM EDT
  • Moonrise:
  • 9:45 PM EDT
  • Moonset:
  • 7:02 AM EDT

TONIGHT

CHANCE OF SHOWERS
Lo: 70°F
Precip: 50%

FRIDAY

MOSTLY SUNNY
Hi: 90°F
Lo: 77°F

SATURDAY

MOSTLY SUNNY
Hi: 95°F
Lo: 85°F

SUNDAY

MOSTLY SUNNY
Hi: 95°F
Lo: 75°F
Weather Forecast In Detail:
Forecast Issued: 346 PM EDT Thu Jul 18 2019

HEAT ADVISORY IN EFFECT FROM NOON FRIDAY TO 6 AM EDT SATURDAY ...EXCESSIVE HEAT WARNING IN EFFECT FROM 6 AM SATURDAY TO 8 PM EDT SUNDAY...
Tonight...Mostly cloudy. A chance of showers, mainly this evening. Lows around 70. Northeast winds 10 to 15 mph. Chance of rain 50 percent.
Friday...Mostly sunny. Humid with highs around 90. North winds around 5 mph, increasing to southwest 10 to 15 mph in the afternoon. Heat index values up to 102 in the afternoon.
Friday Night...Partly cloudy. A slight chance of showers and thunderstorms in the evening. Humid with lows in the upper 70s. Southwest winds 10 to 15 mph. Chance of rain 20 percent.
Saturday...Mostly sunny. Hot with highs in the mid 90s. West winds 5 to 10 mph. Heat index values up to 110 in the afternoon.
Saturday Night...Partly cloudy. A slight chance of showers and thunderstorms in the evening. Humid with lows around 80. West winds 5 to 10 mph. Chance of rain 20 percent.
Sunday...Mostly sunny. Highs in the mid 90s. Heat index values up to 105.
Sunday Night...Partly cloudy in the evening, then becoming mostly cloudy. A chance of showers and thunderstorms. Lows in the mid 70s. Chance of rain 50 percent.
Monday...Partly sunny with a chance of showers and thunderstorms. Highs in the mid 80s. Chance of rain 50 percent.
Monday Night...Mostly cloudy with a chance of showers and thunderstorms. Lows around 70. Chance of rain 40 percent.
Tuesday...Partly sunny. A chance of showers and thunderstorms in the morning. Highs in the lower 80s. Chance of rain 30 percent.
Tuesday Night...Mostly cloudy in the evening, then becoming partly cloudy. Lows in the upper 60s.
Wednesday...Mostly sunny. Highs in the lower 80s.
Wednesday Night...Partly cloudy. Lows in the upper 60s.
Thursday...Mostly sunny. Highs in the mid 80s.
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