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

Lala Impacting Hawaii; Flash Flooding Risks; Excessive Heat

Lala will continue to impact Hawaii through the weekend. Heavy rainfall, strong winds, dangerous surf and localized flooding are expected. Thunderstorms, heavy rainfall and flash flooding concerns from the mid-Mississippi Valley, Ohio Valley into the central Appalachians and the mid-Atlantic through today. Record heat continues for areas of the Mississippi Valley into the Southeast. Read More >

Current conditions at

Niagara Falls, Niagara Falls International Airport (KIAG)

Lat: 43.11°NLon: 78.94°WElev: 587ft.

Overcast

75°F

24°C

Humidity 69%
Wind Speed S 3 mph
Barometer 29.95 in (1013.9 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 16 Aug 10:53 am EDT
Extended Forecast for

Stella Niagara NY

  • Today

    Today: A chance of showers and thunderstorms, mainly after 5pm. Increasing clouds, with a high near 82. Northwest wind around 6 mph becoming calm. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 82 °F

    Chance
    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms before 2am, then a slight chance of showers. Mostly cloudy, with a low around 68. Southwest wind 5 to 8 mph becoming calm. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 68 °F

    Chance
    T-storms then
    Chance
    Showers

  • Monday

    Monday: Partly sunny, with a high near 80. Northwest wind around 9 mph.

    High: 80 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 62. Northwest wind 3 to 6 mph.

    Low: 62 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 80. West wind 5 to 8 mph.

    High: 80 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of showers, then a chance of showers and thunderstorms after 11pm. Partly cloudy, with a low around 65. Southwest wind around 10 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 65 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Wednesday

    Wednesday: A chance of showers and thunderstorms before 8am, then showers likely between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 76. West wind around 9 mph. Chance of precipitation is 60%.

    High: 76 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 58. Southwest wind around 6 mph becoming northwest after midnight. Chance of precipitation is 30%.

    Low: 58 °F

    Chance
    T-storms then
    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

Detailed Forecast

Today
A chance of showers and thunderstorms, mainly after 5pm. Increasing clouds, with a high near 82. Northwest wind around 6 mph becoming calm. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
A chance of showers and thunderstorms before 2am, then a slight chance of showers. Mostly cloudy, with a low around 68. Southwest wind 5 to 8 mph becoming calm. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday
Partly sunny, with a high near 80. Northwest wind around 9 mph.
Monday Night
Mostly clear, with a low around 62. Northwest wind 3 to 6 mph.
Tuesday
Sunny, with a high near 80. West wind 5 to 8 mph.
Tuesday Night
A slight chance of showers, then a chance of showers and thunderstorms after 11pm. Partly cloudy, with a low around 65. Southwest wind around 10 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
A chance of showers and thunderstorms before 8am, then showers likely between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 76. West wind around 9 mph. Chance of precipitation is 60%.
Wednesday Night
A chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 58. Southwest wind around 6 mph becoming northwest after midnight. Chance of precipitation is 30%.
Thursday
Sunny, with a high near 75.
Thursday Night
Mostly clear, with a low around 57.
Friday
Mostly sunny, with a high near 77.
Friday Night
Partly cloudy, with a low around 60.
Saturday
A chance of showers. Mostly sunny, with a high near 78. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Stella Niagara NY
 43.16°N 79°W (Elev. 600 ft)
Last Update:
9:57 am EDT Aug 16, 2026
Forecast Valid:
11am EDT Aug 16, 2026-6pm EDT Aug 22, 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