Severe Thunderstorms and Heavy Rainfall Across the Midwest into the Great Lakes Region; Significant Heat in the Southwest

Strong to severe storms may produce damaging winds, isolated hail, and a few tornadoes from the Midwest into the lower Great Lakes. These storms may also produce areas of heavy rain and flash flooding. Significant heat will continue across parts of the Desert Southwest into western Texas and north Alaska. Dangerous heat will also build into the Eastern and Central U.S. and continue into next week. 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 87%
Wind Speed W 10 mph
Barometer 29.86 in (1010.6 mb)
Dewpoint 69°F (21°C)
Visibility 9.00 mi
Last update 18 Jun 8:53 am EDT
Extended Forecast for

Olcott NY

  • Today

    Today: A chance of showers and thunderstorms, mainly after 5pm.  Mostly cloudy, with a high near 79. West wind 3 to 7 mph.  Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 79 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2am.  Increasing clouds, with a low around 66. Light south wind increasing to 5 to 10 mph in the evening.  Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 66 °F

    Chance
    T-storms then
    Showers
    Likely

  • Juneteenth

    Juneteenth: A chance of showers and thunderstorms.  Partly sunny, with a high near 74. Breezy, with a southwest wind 17 to 20 mph.  Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 74 °F

    Chance
    Showers and
    Breezy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 60. West wind 8 to 14 mph.

    Low: 60 °F

    Partly Cloudy

  • Friday

    Friday: A slight chance of showers and thunderstorms after 2pm.  Sunny, with a high near 77. West wind 8 to 10 mph.  Chance of precipitation is 20%.

    High: 77 °F

    Sunny then
    Slight Chance
    T-storms

  • Friday Night

    Friday Night: Partly cloudy, with a low around 64. Southwest wind 7 to 9 mph.

    Low: 64 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 81. Southwest wind 9 to 14 mph.

    High: 81 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A chance of thunderstorms before 8pm, then a chance of showers and thunderstorms between 8pm and 2am.  Mostly cloudy, with a low around 68. Southwest wind around 14 mph.  Chance of precipitation is 30%.

    Low: 68 °F

    Chance
    T-storms

  • Sunday

    Sunday: Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny

Detailed Forecast

Today
A chance of showers and thunderstorms, mainly after 5pm. Mostly cloudy, with a high near 79. West wind 3 to 7 mph. 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, then showers likely and possibly a thunderstorm after 2am. Increasing clouds, with a low around 66. Light south wind increasing to 5 to 10 mph in the evening. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Juneteenth
A chance of showers and thunderstorms. Partly sunny, with a high near 74. Breezy, with a southwest wind 17 to 20 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Partly cloudy, with a low around 60. West wind 8 to 14 mph.
Friday
A slight chance of showers and thunderstorms after 2pm. Sunny, with a high near 77. West wind 8 to 10 mph. Chance of precipitation is 20%.
Friday Night
Partly cloudy, with a low around 64. Southwest wind 7 to 9 mph.
Saturday
Partly sunny, with a high near 81. Southwest wind 9 to 14 mph.
Saturday Night
A chance of thunderstorms before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 68. Southwest wind around 14 mph. Chance of precipitation is 30%.
Sunday
Mostly sunny, with a high near 84.
Sunday Night
Mostly clear, with a low around 70.
Monday
Sunny, with a high near 86.
Monday Night
Mostly clear, with a low around 69.
Tuesday
Sunny, with a high near 86.
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ABOUT THIS FORECAST

 
Point Forecast:
Olcott NY
 43.33°N 78.74°W (Elev. 276 ft)
7:36 am EDT Jun 18, 2025
9am EDT Jun 18, 2025-6pm EDT Jun 24, 2025
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

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