Showers and Thunderstorms With Heavy Rainfall Expected Across the Eastern United States

Showers and thunderstorms, some with local heavy rainfall, are expected across Pennsylvania and northward to New England. These storms will elevate the potential for flash flooding the rest of this weekend. Hot temperatures are expected across the Desert Southwest and Texas. Monsoonal thunderstorms are expected across New Mexico and Arizona. Read More >

Hazardous Weather Conditions

Current conditions at

Niagara Falls, Niagara Falls International Airport (KIAG)

Lat: 43.11°NLon: 78.94°WElev: 587ft.

Overcast

73°F

23°C

Humidity 57%
Wind Speed E 9 mph
Barometer 29.99 in (1014.9 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 31 Jul 2:53 am EDT
Extended Forecast for

Grand Island NY

  • Overnight

    Overnight: Mostly cloudy, with a low around 67. East wind around 8 mph.

    Mostly Cloudy

    Low: 67 °F

  • Sunday

    Sunday: Scattered showers, with thunderstorms also possible after 3pm.  Mostly cloudy, with a high near 80. Northeast wind 7 to 9 mph.  Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Isolated
    Showers then
    Chance
    T-storms

    High: 80 °F

  • Sunday
    Night

    Sunday Night: A chance of showers and thunderstorms before 2am, then a slight chance of showers.  Mostly cloudy, with a low around 64. Northeast wind 5 to 10 mph.  Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Chance
    T-storms

    Low: 64 °F

  • Monday

    Monday: A slight chance of showers, with thunderstorms also possible after 11am.  Mostly cloudy, with a high near 81. North wind 8 to 10 mph.  Chance of precipitation is 20%.

    Slight Chance
    T-storms

    High: 81 °F

  • Monday
    Night

    Monday Night: Mostly clear, with a low around 63. Light and variable wind becoming east around 5 mph.

    Mostly Clear

    Low: 63 °F

  • Tuesday

    Tuesday: Sunny, with a high near 84.

    Sunny

    High: 84 °F

  • Tuesday
    Night

    Tuesday Night: Mostly clear, with a low around 65.

    Mostly Clear

    Low: 65 °F

  • Wednesday

    Wednesday: Mostly sunny, with a high near 88.

    Mostly Sunny

    High: 88 °F

  • Wednesday
    Night

    Wednesday Night: Partly cloudy, with a low around 70.

    Partly Cloudy

    Low: 70 °F

Detailed Forecast

Overnight
Mostly cloudy, with a low around 67. East wind around 8 mph.
Sunday
Scattered showers, with thunderstorms also possible after 3pm. Mostly cloudy, with a high near 80. Northeast wind 7 to 9 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday Night
A chance of showers and thunderstorms before 2am, then a slight chance of showers. Mostly cloudy, with a low around 64. Northeast wind 5 to 10 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday
A slight chance of showers, with thunderstorms also possible after 11am. Mostly cloudy, with a high near 81. North wind 8 to 10 mph. Chance of precipitation is 20%.
Monday Night
Mostly clear, with a low around 63. Light and variable wind becoming east around 5 mph.
Tuesday
Sunny, with a high near 84.
Tuesday Night
Mostly clear, with a low around 65.
Wednesday
Mostly sunny, with a high near 88.
Wednesday Night
Partly cloudy, with a low around 70.
Thursday
Mostly sunny, with a high near 89.
Thursday Night
Mostly clear, with a low around 74.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 88. Breezy. Chance of precipitation is 30%.
Friday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 68. Breezy. Chance of precipitation is 60%.
Saturday
Mostly sunny, with a high near 82.
Click Map For Forecast
Point Forecast:
Grand Island NY
 43°N 78.94°W (Elev. 554 ft)
1:35 am EDT Jul 31, 2016
3am EDT Jul 31, 2016-6pm EDT Aug 6, 2016
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database