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

Strong Storms and Heavy Rainfall Threats; Dangerous Heat for Southern Plains into the Southwest

Thunderstorms, some severe, will impact areas of the Plains into the Midwest today. Rainfall can be locally heavy as well from these storms with isolated instances of flash flooding. Monsoonal flow will enhance rainfall across the Four Corners into the central Rockies today. Meanwhile, summer heat continues for the southern Plains, Southwest into southern California. Read More >

Current conditions at

Watertown, Watertown International Airport (KART)

Lat: 43.99°NLon: 76.02°WElev: 325ft.

Overcast

68°F

20°C

Humidity 84%
Wind Speed Vrbl 5 mph
Barometer 29.98 in (1015.0 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 25 Aug 12:56 pm EDT
Extended Forecast for

Dexter NY

  • This Afternoon

    This Afternoon: A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 73. West wind around 8 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 73 °F

    Chance
    Showers

  • Tonight

    Tonight: A chance of showers, mainly before 7pm. Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 52. Light and variable wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 52 °F

    Chance
    Showers and
    Patchy Fog
    then Patchy
    Fog

  • Wednesday

    Wednesday: Mostly sunny, with a high near 77. Southwest wind 3 to 7 mph.

    High: 77 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 62. Calm wind becoming south 5 to 9 mph in the evening.

    Low: 62 °F

    Partly Cloudy

  • Thursday

    Thursday: A slight chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 79. Southwest wind 11 to 13 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 79 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm before 11pm, then showers likely between 11pm and 2am. Mostly cloudy, with a low around 57. Southwest wind 3 to 7 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 57 °F

    Showers
    Likely

  • Friday

    Friday: Mostly sunny, with a high near 74. Northwest wind 3 to 7 mph.

    High: 74 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 50. Light and variable wind.

    Low: 50 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 74.

    High: 74 °F

    Sunny

Detailed Forecast

This Afternoon
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 73. West wind around 8 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, mainly before 7pm. Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 52. Light and variable wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Mostly sunny, with a high near 77. Southwest wind 3 to 7 mph.
Wednesday Night
Partly cloudy, with a low around 62. Calm wind becoming south 5 to 9 mph in the evening.
Thursday
A slight chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 79. Southwest wind 11 to 13 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers likely and possibly a thunderstorm before 11pm, then showers likely between 11pm and 2am. Mostly cloudy, with a low around 57. Southwest wind 3 to 7 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
Mostly sunny, with a high near 74. Northwest wind 3 to 7 mph.
Friday Night
Partly cloudy, with a low around 50. Light and variable wind.
Saturday
Sunny, with a high near 74.
Saturday Night
Partly cloudy, with a low around 52.
Sunday
Mostly sunny, with a high near 78.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 60. Chance of precipitation is 30%.
Monday
A chance of showers. Partly sunny, with a high near 78. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Dexter NY
 43.99°N 76.06°W (Elev. 246 ft)
Last Update:
9:57 am EDT Aug 25, 2026
Forecast Valid:
1pm EDT Aug 25, 2026-6pm EDT Aug 31, 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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation