Thunderstorms and Heavy Rain in the Mid-South; Heat Continues in the Southeast and Southwest

Severe thunderstorms and heavy rain are expected across portions of the mid-Mississippi Valley into the Ohio Valley and portions of Arizona. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that, when combined with oppressive dew points, little-to-no relief from the scorching daytime highs will be available. Read More >

Current conditions at

Niagara Falls, Niagara Falls International Airport (KIAG)

Lat: 43.11°NLon: 78.94°WElev: 587ft.

A Few Clouds

69°F

21°C

Humidity 87%
Wind Speed S 9 mph
Barometer 29.84 in (1010.1 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Last update 19 Aug 4:53 am EDT
Extended Forecast for

2 Miles NNW Niagara Falls International Airport NY

  • Overnight

    Overnight: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 64. Southwest wind around 9 mph.  Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 64 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm, mainly before 10am, then a chance of showers and thunderstorms after 10am.  High near 77. Southwest wind 8 to 10 mph.  Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 77 °F

    Showers then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 58. Northwest wind around 6 mph becoming calm  in the evening.

    Low: 58 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, then gradually becoming sunny, with a high near 76. Calm wind becoming north around 5 mph in the afternoon.

    High: 76 °F

    Becoming
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 57. Light north wind.

    Low: 57 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 76. East wind 3 to 5 mph.

    High: 76 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 61. East wind around 7 mph becoming southeast after midnight.

    Low: 61 °F

    Partly Cloudy

  • Saturday

    Saturday: A chance of showers and thunderstorms after 2pm.  Partly sunny, with a high near 80. South wind 7 to 9 mph.  Chance of precipitation is 50%.

    High: 80 °F

    Partly Sunny
    then Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 8pm, then showers and possibly a thunderstorm between 8pm and 2am, then a chance of showers after 2am.  Low around 60. Chance of precipitation is 80%.

    Low: 60 °F

    Showers

Detailed Forecast

Overnight
A chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Southwest wind around 9 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
Showers and possibly a thunderstorm, mainly before 10am, then a chance of showers and thunderstorms after 10am. High near 77. Southwest wind 8 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Partly cloudy, with a low around 58. Northwest wind around 6 mph becoming calm in the evening.
Thursday
Partly sunny, then gradually becoming sunny, with a high near 76. Calm wind becoming north around 5 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 57. Light north wind.
Friday
Mostly sunny, with a high near 76. East wind 3 to 5 mph.
Friday Night
Partly cloudy, with a low around 61. East wind around 7 mph becoming southeast after midnight.
Saturday
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 80. South wind 7 to 9 mph. Chance of precipitation is 50%.
Saturday Night
A chance of showers and thunderstorms before 8pm, then showers and possibly a thunderstorm between 8pm and 2am, then a chance of showers after 2am. Low around 60. Chance of precipitation is 80%.
Sunday
A chance of showers. Partly sunny, with a high near 75. Chance of precipitation is 50%.
Sunday Night
Partly cloudy, with a low around 57.
Monday
Mostly sunny, with a high near 74.
Monday Night
Partly cloudy, with a low around 57.
Tuesday
Mostly sunny, with a high near 76.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW Niagara Falls International Airport NY
 43.14°N 78.98°W (Elev. 627 ft)
5:19 am EDT Aug 19, 2026
5am EDT Aug 19, 2026-6pm EDT Aug 25, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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