Heavy rain and isolated severe storms in portions of the West

A storm system will bring rain and thunderstorms to much of the Intermountain West and northern High Plains on Friday. Isolated severe thunderstorms with large hail and damaging winds are possible from northeast California to Wyoming. Heavy rain could lead to flash flooding, especially in the mountains of Wyoming.
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Current conditions at

White Plains - Westchester County Airport (KHPN)

Lat: 41.06°NLon: 73.7°WElev: 367ft.

Mostly Cloudy

52°F

11°C

Humidity 75%
Wind Speed NE 10 mph
Barometer 29.67 in (1004.9 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Wind Chill49°F (9°C)
Last update 5 May 9:56 pm EDT
Extended Forecast for

Mamaroneck NY

Coastal Flood Advisory until May 6, 12:00am
Click here for hazard details and duration
Coastal Flood Advisory
  •  
    Coastal Flood Advisory until May 6, 12:00am

    NOW until
    12:00am Fri

    Coastal Flood Advisory

  • Tonight

    Tonight: Rain likely, mainly after 5am.  Cloudy, with a low around 47. Northeast wind 9 to 11 mph.  Chance of precipitation is 60%.

    Cloudy then
    Rain Likely

    Low: 47 °F

  • Friday

    Friday: Rain and possibly a thunderstorm.  High near 55. East wind around 16 mph, with gusts as high as 30 mph.  Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Rain

    High: 55 °F

  • Friday
    Night

    Friday Night: Rain and possibly a thunderstorm before 1am, then a chance of rain.  Low around 50. East wind 10 to 14 mph.  Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Rain

    Low: 50 °F

  • Saturday

    Saturday: A chance of rain before 7am, then a chance of showers after 7am.  Mostly cloudy, with a high near 62. East wind around 7 mph.  Chance of precipitation is 40%.

    Chance Rain

    High: 62 °F

  • Saturday
    Night

    Saturday Night: A chance of showers, mainly before 9pm.  Mostly cloudy, with a low around 51. South wind 6 to 9 mph.  Chance of precipitation is 30%.

    Chance
    Showers

    Low: 51 °F

  • Sunday

    Sunday: A chance of showers.  Cloudy, then gradually becoming mostly sunny, with a high near 62. Chance of precipitation is 50%.

    Chance
    Showers

    High: 62 °F

  • Sunday
    Night

    Sunday Night: Mostly clear, with a low around 48.

    Mostly Clear

    Low: 48 °F

  • Monday

    Monday: Mostly sunny, with a high near 65.

    Mostly Sunny

    High: 65 °F

Detailed Forecast

Tonight
Rain likely, mainly after 5am. Cloudy, with a low around 47. Northeast wind 9 to 11 mph. Chance of precipitation is 60%.
Friday
Rain and possibly a thunderstorm. High near 55. East wind around 16 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Friday Night
Rain and possibly a thunderstorm before 1am, then a chance of rain. Low around 50. East wind 10 to 14 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
A chance of rain before 7am, then a chance of showers after 7am. Mostly cloudy, with a high near 62. East wind around 7 mph. Chance of precipitation is 40%.
Saturday Night
A chance of showers, mainly before 9pm. Mostly cloudy, with a low around 51. South wind 6 to 9 mph. Chance of precipitation is 30%.
Sunday
A chance of showers. Cloudy, then gradually becoming mostly sunny, with a high near 62. Chance of precipitation is 50%.
Sunday Night
Mostly clear, with a low around 48.
Monday
Mostly sunny, with a high near 65.
Monday Night
Partly cloudy, with a low around 53.
Tuesday
Partly sunny, with a high near 66.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 55. Chance of precipitation is 30%.
Wednesday
A chance of rain. Mostly cloudy, with a high near 67. Chance of precipitation is 30%.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 53. Chance of precipitation is 30%.
Thursday
Cloudy, with a high near 62.
Click Map For Forecast
Point Forecast:
Mamaroneck NY
 40.93°N 73.73°W (Elev. 0 ft)
7:43 pm EDT May 5, 2016
10pm EDT May 5, 2016-6pm EDT May 12, 2016
 
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Additional Resources

Radar & Satellite Image

Northeast Radar Mosaic Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database