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Air Quality Concerns; Fire Weather; Extreme Heat; Flash Flooding

Wildfire smoke continues to result in poor air quality from the Upper Midwest into the Northeast. Dangerous heat and fire weather concerns for portions of the Four Corners region into the central Great Basin. Heavy rainfall and flash flooding possible for the Southeast through Monday. For Hawaii, gusty trade winds a drier weather could result in any fires that start to spread rapidly. Read More >

Hazardous Weather Conditions

Current conditions at

Jamestown, Chautauqua County/Jamestown Airport (KJHW)

Lat: 42.15°NLon: 79.27°WElev: 1722ft.

Fair

72°F

22°C

Humidity 55%
Wind Speed N 7 mph
Barometer 30.20 in (1022.7 mb)
Dewpoint 55°F (13°C)
Visibility 8.00 mi
Last update 3 Aug 6:56 pm EDT
Extended Forecast for

2 Miles SSW Greenhurst NY

  • Tonight

    Tonight: Widespread haze before midnight. Patchy fog after 1am. Otherwise, clear, with a low around 54. North wind around 5 mph becoming calm in the evening.

    Low: 54 °F

    Haze then
    Patchy Fog

  • Monday

    Monday: Areas of fog before 9am. Otherwise, sunny, with a high near 83. Calm wind becoming north around 5 mph in the afternoon.

    High: 83 °F

    Areas Fog
    then Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 59. Northeast wind around 5 mph becoming calm in the evening.

    Low: 59 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 85. Calm wind becoming east around 6 mph in the afternoon.

    High: 85 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 62. Northeast wind around 5 mph becoming light and variable in the evening.

    Low: 62 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 84. Southeast wind 3 to 6 mph.

    High: 84 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 61. Southeast wind around 6 mph.

    Low: 61 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 82. Southeast wind 5 to 7 mph.

    High: 82 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear

Detailed Forecast

Tonight
Widespread haze before midnight. Patchy fog after 1am. Otherwise, clear, with a low around 54. North wind around 5 mph becoming calm in the evening.
Monday
Areas of fog before 9am. Otherwise, sunny, with a high near 83. Calm wind becoming north around 5 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 59. Northeast wind around 5 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 85. Calm wind becoming east around 6 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 62. Northeast wind around 5 mph becoming light and variable in the evening.
Wednesday
Partly sunny, with a high near 84. Southeast wind 3 to 6 mph.
Wednesday Night
Partly cloudy, with a low around 61. Southeast wind around 6 mph.
Thursday
Mostly sunny, with a high near 82. Southeast wind 5 to 7 mph.
Thursday Night
Mostly clear, with a low around 61.
Friday
Sunny, with a high near 83.
Friday Night
Mostly clear, with a low around 62.
Saturday
Sunny, with a high near 85.
Saturday Night
Mostly clear, with a low around 64.
Sunday
Mostly sunny, with a high near 86.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Greenhurst NY
 42.12°N 79.32°W (Elev. 1309 ft)
Last Update:
4:36 pm EDT Aug 3, 2025
Forecast Valid:
7pm EDT Aug 3, 2025-6pm EDT Aug 10, 2025
 
Forecast Discussion
 
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Additional Resources

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