Hot temperatures and critical fire weather conditions for portions of California; Flash Flood threat for parts of Texas

Critical fire weather conditions and unseasonably hot temperatures will be prevalent across parts of southern California early this week. Any fires that start in this area could quickly grow out of control; Red Flag Warnings and Heat Advisories are in effect. Meanwhile, heavy rain is forecast in parts of Texas through early Monday. Flash Flood Watches are in effect for portions of southwest Texas. Read More >

Current conditions at

Islip, Long Island Mac Arthur Airport (KISP)

Lat: 40.79°NLon: 73.1°WElev: 98ft.

Overcast

67°F

19°C

Humidity 63%
Wind Speed S 12 G 18 mph
Barometer 30.06 in (1017.9 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 26 Sep 9:56 pm EDT
Extended Forecast for

Port Jefferson NY

  • Tonight

    Tonight: Periods of rain, mainly after 3am.  Low around 65. South wind around 14 mph.  Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Cloudy then
    Rain

    Low: 65 °F

  • Tuesday

    Tuesday: Periods of rain, mainly before 1pm.  High near 72. Southwest wind around 11 mph.  Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Rain

    High: 72 °F

  • Tuesday
    Night

    Tuesday Night: A slight chance of showers before 8pm, then a chance of showers after 9pm.  Mostly cloudy, with a low around 62. Southwest wind 5 to 9 mph becoming calm  after midnight.  Chance of precipitation is 40%.

    Chance
    Showers

    Low: 62 °F

  • Wednesday

    Wednesday: A 30 percent chance of showers, mainly before 2pm.  Mostly cloudy, with a high near 69. Northeast wind 11 to 15 mph.

    Chance
    Showers

    High: 69 °F

  • Wednesday
    Night

    Wednesday Night: A chance of showers, with thunderstorms also possible after midnight.  Mostly cloudy, with a low around 61. Northeast wind 16 to 18 mph.  Chance of precipitation is 40%.

    Chance
    Showers

    Low: 61 °F

  • Thursday

    Thursday: Showers likely and possibly a thunderstorm.  Cloudy, with a high near 69. Breezy.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Showers
    Likely and
    Breezy

    High: 69 °F

  • Thursday
    Night

    Thursday Night: Showers likely.  Cloudy, with a low around 62. Breezy.  Chance of precipitation is 70%.

    Showers
    Likely and
    Breezy

    Low: 62 °F

  • Friday

    Friday: Showers likely and possibly a thunderstorm.  Mostly cloudy, with a high near 70. Chance of precipitation is 60%.

    Showers
    Likely

    High: 70 °F

  • Friday
    Night

    Friday Night: A 50 percent chance of showers.  Mostly cloudy, with a low around 62.

    Chance
    Showers

    Low: 62 °F

Detailed Forecast

Tonight
Periods of rain, mainly after 3am. Low around 65. South wind around 14 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday
Periods of rain, mainly before 1pm. High near 72. Southwest wind around 11 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday Night
A slight chance of showers before 8pm, then a chance of showers after 9pm. Mostly cloudy, with a low around 62. Southwest wind 5 to 9 mph becoming calm after midnight. Chance of precipitation is 40%.
Wednesday
A 30 percent chance of showers, mainly before 2pm. Mostly cloudy, with a high near 69. Northeast wind 11 to 15 mph.
Wednesday Night
A chance of showers, with thunderstorms also possible after midnight. Mostly cloudy, with a low around 61. Northeast wind 16 to 18 mph. Chance of precipitation is 40%.
Thursday
Showers likely and possibly a thunderstorm. Cloudy, with a high near 69. Breezy. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers likely. Cloudy, with a low around 62. Breezy. Chance of precipitation is 70%.
Friday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 70. Chance of precipitation is 60%.
Friday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 62.
Saturday
A 50 percent chance of showers. Mostly cloudy, with a high near 72.
Saturday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 61.
Sunday
Partly sunny, with a high near 72.
Sunday Night
Partly cloudy, with a low around 59.
Monday
Mostly sunny, with a high near 70.
Click Map For Forecast
Point Forecast:
Port Jefferson NY
 40.95°N 73.05°W (Elev. 151 ft)
9:56 pm EDT Sep 26, 2016
10pm EDT Sep 26, 2016-6pm EDT Oct 3, 2016
 
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Additional Resources

Radar & Satellite Image

Northeast Radar Mosaic Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database