Risks of Severe Thunderstorms and Excessive Rainfall; Fire Weather Concerns and Record Warmth

Severe thunderstorms and flash flooding risks increase across the center of the nation today. Meanwhile, ongoing thunderstorms and flash flooding will linger along the Gulf Coast states through the evening. The Great Basin and Intermountain West, warm temperatures and dry fuels with dry lightning may enhance fire weather potential. In addition, across interior Alaska, Red Flag Warning are posted. Read More >

Current conditions at

Jamestown, Chautauqua County/Jamestown Airport (KJHW)

Lat: 42.15°NLon: 79.27°WElev: 1722ft.

Light Rain

59°F

15°C

Humidity 93%
Wind Speed W 7 mph
Barometer 29.91 in (1013.0 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 20 Jun 3:56 pm EDT
Extended Forecast for

3 Miles SE Sherman NY

  • This Afternoon

    This Afternoon: A slight chance of showers and thunderstorms.  Mostly sunny, with a high near 68. West wind around 11 mph.  Chance of precipitation is 20%.

    High: 68 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before 1am, then a slight chance of showers after 2am.  Partly cloudy, with a low around 52. West wind 3 to 5 mph.  Chance of precipitation is 20%.

    Low: 52 °F

    Slight Chance
    T-storms

  • Sunday

    Sunday: Mostly sunny, with a high near 70. Northwest wind 5 to 7 mph.

    High: 70 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Showers likely, mainly after 2am.  Mostly cloudy, with a low around 53. Calm wind becoming southeast around 5 mph after midnight.  Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 53 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Monday

    Monday: Showers, mainly before 2pm.  High near 67. Southeast wind around 8 mph.  Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 67 °F

    Showers

  • Monday Night

    Monday Night: A chance of showers, mainly before 8pm.  Mostly cloudy, with a low around 53. North wind around 7 mph.  Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 53 °F

    Chance
    Showers

  • Tuesday

    Tuesday: Mostly sunny, with a high near 70. North wind 6 to 8 mph.

    High: 70 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 52. West wind around 5 mph becoming calm  in the evening.

    Low: 52 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 73.

    High: 73 °F

    Sunny

Detailed Forecast

This Afternoon
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 68. West wind around 11 mph. Chance of precipitation is 20%.
Tonight
A slight chance of showers and thunderstorms before 1am, then a slight chance of showers after 2am. Partly cloudy, with a low around 52. West wind 3 to 5 mph. Chance of precipitation is 20%.
Sunday
Mostly sunny, with a high near 70. Northwest wind 5 to 7 mph.
Sunday Night
Showers likely, mainly after 2am. Mostly cloudy, with a low around 53. Calm wind becoming southeast around 5 mph after midnight. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Showers, mainly before 2pm. High near 67. Southeast wind around 8 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Monday Night
A chance of showers, mainly before 8pm. Mostly cloudy, with a low around 53. North wind around 7 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Mostly sunny, with a high near 70. North wind 6 to 8 mph.
Tuesday Night
Mostly clear, with a low around 52. West wind around 5 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 73.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 54. Chance of precipitation is 30%.
Thursday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 74. Chance of precipitation is 60%.
Thursday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 56. Chance of precipitation is 60%.
Friday
A chance of showers. Partly sunny, with a high near 73. Chance of precipitation is 40%.
Friday Night
Partly cloudy, with a low around 55.
Saturday
A chance of showers. Mostly sunny, with a high near 74.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SE Sherman NY
 42.11°N 79.56°W (Elev. 1791 ft)
3:57 pm EDT Jun 20, 2026
4pm EDT Jun 20, 2026-6pm EDT Jun 27, 2026
 
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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