National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Risks of Severe Thunderstorms and Excessive Rainfall; Fire Weather Concerns and Record Warmth

Severe thunderstorms and flash flooding risks increase across the center of the nation today. Meanwhile, ongoing thunderstorms and flash flooding will linger along the Gulf Coast states through the evening. The Great Basin and Intermountain West, warm temperatures and dry fuels with dry lightning may enhance fire weather potential. In addition, across interior Alaska, Red Flag Warning are posted. Read More >

Current conditions at

Niagara Falls, Niagara Falls International Airport (KIAG)

Lat: 43.11°NLon: 78.94°WElev: 587ft.

Fair

68°F

20°C

Humidity 44%
Wind Speed W 18 G 25 mph
Barometer 29.88 in (1011.7 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 20 Jun 10:53 am EDT
Extended Forecast for

Grand Island NY

  • Today

    Today: Partly sunny, with a high near 72. West wind 10 to 13 mph.

    High: 72 °F

    Partly Sunny

  • Tonight

    Tonight: A chance of showers, mainly between 4am and 5am. Mostly cloudy, with a low around 54. Southwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 30%.

    Low: 54 °F

    Mostly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: Increasing clouds, with a high near 75. Calm wind becoming southwest 5 to 7 mph in the afternoon.

    High: 75 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: A chance of showers after 2am. Mostly cloudy, with a low around 56. Light and variable wind. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 56 °F

    Mostly Cloudy
    then Chance
    Showers

  • Monday

    Monday: Showers likely, mainly between 8am and 2pm. Mostly cloudy, with a high near 72. Northeast wind 5 to 9 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

    High: 72 °F

    Showers
    Likely

  • Monday Night

    Monday Night: A chance of showers before 8pm. Mostly cloudy, with a low around 55. North wind around 5 mph becoming light and variable in the evening. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 55 °F

    Chance
    Showers then
    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 76. Northwest wind around 7 mph.

    High: 76 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 55. Light west wind.

    Low: 55 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny

Detailed Forecast

Today
Partly sunny, with a high near 72. West wind 10 to 13 mph.
Tonight
A chance of showers, mainly between 4am and 5am. Mostly cloudy, with a low around 54. Southwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 30%.
Sunday
Increasing clouds, with a high near 75. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Sunday Night
A chance of showers after 2am. Mostly cloudy, with a low around 56. Light and variable wind. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Monday
Showers likely, mainly between 8am and 2pm. Mostly cloudy, with a high near 72. Northeast wind 5 to 9 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Monday Night
A chance of showers before 8pm. Mostly cloudy, with a low around 55. North wind around 5 mph becoming light and variable in the evening. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Mostly sunny, with a high near 76. Northwest wind around 7 mph.
Tuesday Night
Partly cloudy, with a low around 55. Light west wind.
Wednesday
Mostly sunny, with a high near 76.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 58. Chance of precipitation is 40%.
Thursday
A chance of showers. Partly sunny, with a high near 76. Chance of precipitation is 50%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 58. Chance of precipitation is 40%.
Friday
A chance of showers. Partly sunny, with a high near 76. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Grand Island NY
 43.03°N 78.97°W (Elev. 597 ft)
Last Update:
9:57 am EDT Jun 20, 2026
Forecast Valid:
11am EDT Jun 20, 2026-6pm EDT Jun 26, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation