Threat For Severe Thunderstorms For The Mid Atlantic And Northeast; Hurricane Lane Continues Westward Across the Central Pacific

Showers and thunderstorms will impact the Mid Atlantic and Northeast U.S. on Tuesday. Some of the storms could produce damaging winds, large hail, and heavy rainfall. Localized flooding will be possible. The major I-95 cities from Washington D.C. to New York could be impacted. Major Hurricane Lane will turn northwest and could impact the Hawaiian Islands late week and into the weekend. Read More >

Current conditions at

Islip, Long Island Mac Arthur Airport (KISP)

Lat: 40.79°NLon: 73.1°WElev: 98ft.

Overcast

66°F

19°C

Humidity 93%
Wind Speed Calm
Barometer 30.15 in (1020.9 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 21 Aug 12:56 am EDT
Extended Forecast for

Saint James NY

  • Overnight

    Overnight: Mostly cloudy, with a low around 65. Light east wind.

    Mostly Cloudy

    Low: 65 °F

  • Tuesday

    Tuesday: A 20 percent chance of showers after 2pm.  Mostly cloudy, with a high near 76. East wind around 11 mph.

    Mostly Cloudy
    then Slight
    Chance
    Showers

    High: 76 °F

  • Tuesday
    Night

    Tuesday Night: A chance of showers, then showers likely and possibly a thunderstorm after 9pm.  Cloudy, with a low around 71. Southeast wind 9 to 11 mph.  Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Showers
    Likely

    Low: 71 °F

  • Wednesday

    Wednesday: Showers and thunderstorms likely, mainly before 9am.  Mostly cloudy, with a high near 84. Southwest wind 10 to 13 mph.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    T-storms
    Likely

    High: 84 °F

  • Wednesday
    Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms, mainly before 7pm.  Partly cloudy, with a low around 63. Northwest wind around 10 mph.

    Chance
    T-storms then
    Partly Cloudy

    Low: 63 °F

  • Thursday

    Thursday: Sunny, with a high near 78.

    Sunny

    High: 78 °F

  • Thursday
    Night

    Thursday Night: Clear, with a low around 61.

    Clear

    Low: 61 °F

  • Friday

    Friday: Sunny, with a high near 82.

    Sunny

    High: 82 °F

  • Friday
    Night

    Friday Night: Clear, with a low around 63.

    Clear

    Low: 63 °F

Detailed Forecast

Overnight
Mostly cloudy, with a low around 65. Light east wind.
Tuesday
A 20 percent chance of showers after 2pm. Mostly cloudy, with a high near 76. East wind around 11 mph.
Tuesday Night
A chance of showers, then showers likely and possibly a thunderstorm after 9pm. Cloudy, with a low around 71. Southeast wind 9 to 11 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
Showers and thunderstorms likely, mainly before 9am. Mostly cloudy, with a high near 84. Southwest wind 10 to 13 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A 30 percent chance of showers and thunderstorms, mainly before 7pm. Partly cloudy, with a low around 63. Northwest wind around 10 mph.
Thursday
Sunny, with a high near 78.
Thursday Night
Clear, with a low around 61.
Friday
Sunny, with a high near 82.
Friday Night
Clear, with a low around 63.
Saturday
Sunny, with a high near 81.
Saturday Night
Mostly clear, with a low around 65.
Sunday
Mostly sunny, with a high near 81.
Sunday Night
Mostly clear, with a low around 68.
Monday
Mostly sunny, with a high near 85.
Click Map For Forecast
Point Forecast:
Saint James NY
 40.88°N 73.16°W (Elev. 148 ft)
10:42 pm EDT Aug 20, 2018
2am EDT Aug 21, 2018-6pm EDT Aug 27, 2018
 
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Additional Resources

Radar & Satellite Image

Northeast Radar Mosaic Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database