Severe Thunderstorms in the Northern Plains and Upper Midwest; Critical Fire Weather in the West; Dangerous Heat in the Central and Eastern U.S.

Severe thunderstorms are likely today across the northern Plains and into the upper Mississippi Valley. Gusty winds and dry conditions will result in widespread critical fire weather through Saturday across parts of the Four Corners region and the Great Basin. 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. Read More >

Hazardous Weather Conditions

Current conditions at

Canandaigua Airport (KIUA)

Lat: 42.91°NLon: 77.33°WElev: 814ft.

Partly Cloudy

75°F

24°C

Humidity 57%
Wind Speed NW 13 G 21 mph
Barometer 29.96 in
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 20 Jun 2:55 pm EDT
Extended Forecast for

2 Miles WSW Mendon NY

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 78. Northwest wind around 13 mph.

    High: 78 °F

    Mostly Sunny

  • Tonight

    Tonight: A slight chance of showers and thunderstorms.  Mostly cloudy, with a low around 64. West wind 5 to 8 mph.  Chance of precipitation is 20%.

    Low: 64 °F

    Slight Chance
    T-storms

  • Saturday

    Saturday: A chance of showers and thunderstorms, mainly after 5pm.  Partly sunny, with a high near 86. Light south wind becoming southwest 5 to 10 mph in the morning.  Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 86 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Saturday Night

    Saturday Night: A slight chance of showers before 7pm, then a chance of showers and thunderstorms after 2am.  Mostly cloudy, with a low around 75. South wind 7 to 14 mph, with gusts as high as 26 mph.  Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 75 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Sunday

    Sunday: A chance of showers and thunderstorms before 8am.  Mostly sunny and hot, with a high near 92. West wind 15 to 18 mph, with gusts as high as 28 mph.  Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 92 °F

    Chance
    T-storms then
    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 76. West wind 7 to 10 mph.

    Low: 76 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 94. West wind 9 to 13 mph.

    High: 94 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 75. Southwest wind 7 to 10 mph.

    Low: 75 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 93.

    High: 93 °F

    Hot

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 78. Northwest wind around 13 mph.
Tonight
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 64. West wind 5 to 8 mph. Chance of precipitation is 20%.
Saturday
A chance of showers and thunderstorms, mainly after 5pm. Partly sunny, with a high near 86. Light south wind becoming southwest 5 to 10 mph in the morning. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A slight chance of showers before 7pm, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 75. South wind 7 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
A chance of showers and thunderstorms before 8am. Mostly sunny and hot, with a high near 92. West wind 15 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday Night
Mostly clear, with a low around 76. West wind 7 to 10 mph.
Monday
Sunny and hot, with a high near 94. West wind 9 to 13 mph.
Monday Night
Mostly clear, with a low around 75. Southwest wind 7 to 10 mph.
Tuesday
Sunny and hot, with a high near 93.
Tuesday Night
Partly cloudy, with a low around 69.
Wednesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 86. Chance of precipitation is 30%.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Chance of precipitation is 30%.
Thursday
A chance of showers and thunderstorms. Partly sunny, with a high near 83. Chance of precipitation is 40%.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Chance of precipitation is 50%.
Friday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 82.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW Mendon NY
 42.98°N 77.54°W (Elev. 600 ft)
1:36 pm EDT Jun 20, 2025
3pm EDT Jun 20, 2025-6pm EDT Jun 27, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database