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

Dangerous Heat in the Central and Eastern U.S.; Severe Thunderstorms in the Great Lakes

Thunderstorms with strong wind gusts and hail will be possible today from Michigan into the Lower Great Lakes region. A significant and dangerous heat wave will expand from the Central U.S. into the Eastern U.S this weekend through much of next week. Numerous daily record highs and warm lows are likely. Read More >

Hazardous Weather Conditions

Current conditions at

Niagara Falls, Niagara Falls International Airport (KIAG)

Lat: 43.11°NLon: 78.94°WElev: 587ft.

Fair and Breezy

82°F

28°C

Humidity 55%
Wind Speed SW 21 G 28 mph
Barometer 30.01 in (1015.7 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Heat Index84°F (29°C)
Last update 21 Jun 3:53 pm EDT
Extended Forecast for

2 Miles ENE Lockport NY

Heat Advisory June 22, 12:00pm until June 24, 06:00pm
Click here for hazard details and duration
Heat Advisory

  • This Afternoon

    This Afternoon: A slight chance of showers and thunderstorms. Partly sunny, with a high near 85. Southwest wind around 14 mph. Chance of precipitation is 20%.

    High: 85 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before 7pm, then a slight chance of showers and thunderstorms after 3am. Partly cloudy, with a low around 75. Breezy, with a south wind 10 to 15 mph increasing to 17 to 22 mph after midnight. Chance of precipitation is 20%.

    Low: 75 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms and
    Breezy

  • Sunday

    Sunday: Mostly sunny and hot, with a high near 90. Heat index values as high as 98. Breezy, with a southwest wind 14 to 20 mph, with gusts as high as 31 mph.

    High: 90 °F

    Mostly Sunny
    and Breezy
    then Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 75. Southwest wind 9 to 13 mph, with gusts as high as 23 mph.

    Low: 75 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 93. Southwest wind 10 to 14 mph, with gusts as high as 24 mph.

    High: 93 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 74. Southwest wind 10 to 14 mph.

    Low: 74 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 92. West wind 10 to 13 mph.

    High: 92 °F

    Hot

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 68. West wind 5 to 8 mph.

    Low: 68 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of showers and thunderstorms. Partly sunny, with a high near 84. Chance of precipitation is 40%.

    High: 84 °F

    Chance
    T-storms

Detailed Forecast

This Afternoon
A slight chance of showers and thunderstorms. Partly sunny, with a high near 85. Southwest wind around 14 mph. Chance of precipitation is 20%.
Tonight
A slight chance of showers and thunderstorms before 7pm, then a slight chance of showers and thunderstorms after 3am. Partly cloudy, with a low around 75. Breezy, with a south wind 10 to 15 mph increasing to 17 to 22 mph after midnight. Chance of precipitation is 20%.
Sunday
Mostly sunny and hot, with a high near 90. Heat index values as high as 98. Breezy, with a southwest wind 14 to 20 mph, with gusts as high as 31 mph.
Sunday Night
Mostly clear, with a low around 75. Southwest wind 9 to 13 mph, with gusts as high as 23 mph.
Monday
Sunny and hot, with a high near 93. Southwest wind 10 to 14 mph, with gusts as high as 24 mph.
Monday Night
Mostly clear, with a low around 74. Southwest wind 10 to 14 mph.
Tuesday
Sunny and hot, with a high near 92. West wind 10 to 13 mph.
Tuesday Night
Partly cloudy, with a low around 68. West wind 5 to 8 mph.
Wednesday
A chance of showers and thunderstorms. Partly sunny, with a high near 84. Chance of precipitation is 40%.
Wednesday Night
A chance of showers after 2am. Mostly cloudy, with a low around 66. Chance of precipitation is 40%.
Thursday
A chance of showers. Partly sunny, with a high near 80. Chance of precipitation is 50%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 65. Chance of precipitation is 50%.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 81. Chance of precipitation is 50%.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Chance of precipitation is 40%.
Saturday
A chance of showers. Partly sunny, with a high near 82.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ENE Lockport NY
 43.17°N 78.64°W (Elev. 604 ft)
Last Update:
1:36 pm EDT Jun 21, 2025
Forecast Valid:
4pm EDT Jun 21, 2025-6pm EDT Jun 28, 2025
 
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