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

Erin Strengthens to a Hurricane; Heavy Rainfall Possible in Puerto Rico and the Virgin Islands, the Upper Midwest, South Texas

Hurricane Erin may bring isolated flash and urban flooding, landslides or mudslides, and possible tropical storm conditions to Puerto Rico and the U.S. Virgin Islands this weekend. Scattered thunderstorms and heavy rainfall may bring areas of flooding this weekend over the Upper Midwest. A tropical disturbance will bring locally heavy rain and mainly urban flash flooding to far southern Texas. Read More >

Current conditions at

Canandaigua Airport (KIUA)

Lat: 42.91°NLon: 77.33°WElev: 814ft.

Fair

61°F

16°C

Humidity 91%
Wind Speed Calm
Barometer 29.95 in
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 17 Aug 5:55 am EDT
Extended Forecast for

Holcomb NY

  • Today

    Today: Showers and thunderstorms likely before 2pm, then showers likely and possibly a thunderstorm between 2pm and 5pm, then a chance of showers and thunderstorms after 5pm. Mostly cloudy, with a high near 80. Southwest wind 7 to 11 mph becoming north in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 80 °F

    Showers
    Likely

  • Tonight

    Tonight: A chance of showers, mainly before 7pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 55. North wind 9 to 13 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 55 °F

    Chance
    Showers then
    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 74. Northeast wind 8 to 10 mph.

    High: 74 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 56. Northeast wind around 6 mph becoming light and variable in the evening.

    Low: 56 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of showers after 2pm. Mostly cloudy, with a high near 79. Southeast wind 6 to 8 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 79 °F

    Mostly Cloudy
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 63. South wind around 7 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 63 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm before 8am, then a chance of showers between 8am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 78. South wind around 8 mph. Chance of precipitation is 60%.

    High: 78 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm before 8pm. Mostly cloudy, with a low around 61. Northeast wind around 6 mph. Chance of precipitation is 60%.

    Low: 61 °F

    Showers
    Likely then
    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny

Detailed Forecast

Today
Showers and thunderstorms likely before 2pm, then showers likely and possibly a thunderstorm between 2pm and 5pm, then a chance of showers and thunderstorms after 5pm. Mostly cloudy, with a high near 80. Southwest wind 7 to 11 mph becoming north in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
A chance of showers, mainly before 7pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 55. North wind 9 to 13 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Monday
Mostly sunny, with a high near 74. Northeast wind 8 to 10 mph.
Monday Night
Partly cloudy, with a low around 56. Northeast wind around 6 mph becoming light and variable in the evening.
Tuesday
A chance of showers after 2pm. Mostly cloudy, with a high near 79. Southeast wind 6 to 8 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 63. South wind around 7 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
Showers likely and possibly a thunderstorm before 8am, then a chance of showers between 8am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 78. South wind around 8 mph. Chance of precipitation is 60%.
Wednesday Night
Showers likely and possibly a thunderstorm before 8pm. Mostly cloudy, with a low around 61. Northeast wind around 6 mph. Chance of precipitation is 60%.
Thursday
Mostly sunny, with a high near 76.
Thursday Night
Mostly clear, with a low around 58.
Friday
Sunny, with a high near 83.
Friday Night
Mostly clear, with a low around 64.
Saturday
Sunny, with a high near 86.
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ABOUT THIS FORECAST

 
Point Forecast:
Holcomb NY
 42.91°N 77.41°W (Elev. 899 ft)
Last Update:
5:09 am EDT Aug 17, 2025
Forecast Valid:
6am EDT Aug 17, 2025-6pm EDT Aug 23, 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