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

Record Heat for the Intermountain West and Northern Plains; Heavy Rainfall and Severe Weather Threats

Record setting heat is expected over the next several days from the Intermountain West through the northern Plains. Furthermore, fire weather concerns increase with dry and breezy conditions. Meanwhile, heavy rainfall and severe thunderstorm threats for the Ohio/Tennessee Valleys, central Appalachians and Southeast today. The threat shifts to central Gulf Coast and across central Texas this week. Read More >

Current conditions at

Williamson-Sodus Airport (KSDC)

Lat: 43.23°NLon: 77.12°WElev: 424ft.

Fair

79°F

26°C

Humidity 32%
Wind Speed NE 5 mph
Barometer 30.18 in
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 12 Jul 6:35 pm EDT
Extended Forecast for

3 Miles SW Alton NY

  • Tonight

    Tonight: Mostly clear, with a low around 60. Northeast wind around 6 mph becoming calm in the evening.

    Low: 60 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 89. Southwest wind around 6 mph becoming northwest in the afternoon.

    High: 89 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 71. Southwest wind 3 to 8 mph.

    Low: 71 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 95. Heat index values as high as 102. West wind 9 to 15 mph.

    High: 95 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 76. West wind 11 to 13 mph, with gusts as high as 25 mph.

    Low: 76 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny and hot, with a high near 90. Northwest wind 8 to 11 mph.

    High: 90 °F

    Hot

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 67. West wind 3 to 8 mph.

    Low: 67 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 86. Northwest wind 5 to 11 mph.

    High: 86 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 66.

    Low: 66 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 60. Northeast wind around 6 mph becoming calm in the evening.
Monday
Sunny, with a high near 89. Southwest wind around 6 mph becoming northwest in the afternoon.
Monday Night
Mostly clear, with a low around 71. Southwest wind 3 to 8 mph.
Tuesday
Sunny and hot, with a high near 95. Heat index values as high as 102. West wind 9 to 15 mph.
Tuesday Night
Mostly clear, with a low around 76. West wind 11 to 13 mph, with gusts as high as 25 mph.
Wednesday
Mostly sunny and hot, with a high near 90. Northwest wind 8 to 11 mph.
Wednesday Night
Partly cloudy, with a low around 67. West wind 3 to 8 mph.
Thursday
Sunny, with a high near 86. Northwest wind 5 to 11 mph.
Thursday Night
Partly cloudy, with a low around 66.
Friday
Mostly sunny, with a high near 83.
Friday Night
A chance of showers. Partly cloudy, with a low around 64. Chance of precipitation is 30%.
Saturday
A chance of showers. Partly sunny, with a high near 82. Chance of precipitation is 30%.
Saturday Night
Mostly cloudy, with a low around 65.
Sunday
Mostly sunny, with a high near 83.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Alton NY
 43.18°N 77.09°W (Elev. 499 ft)
Last Update:
3:57 pm EDT Jul 12, 2026
Forecast Valid:
6pm EDT Jul 12, 2026-6pm EDT Jul 19, 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

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation