Heat Builds in the West; Extremely Critical Fire Weather in the Northwest

A heat wave over the Southwest will intensify this week, peaking and expanding into the Intermountain West and northern High Plains this weekend. Critical to extremely critical fire weather conditions are forecast from the Northwest and the northern Great Basin this weekend. Particularly Dangerous Situation Red Flag Warnings have been issued. Read More >

Hazardous Weather Conditions

Current conditions at

Jamestown, Chautauqua County/Jamestown Airport (KJHW)

Lat: 42.15°NLon: 79.27°WElev: 1722ft.

Partly Cloudy

79°F

26°C

Humidity 60%
Wind Speed S 8 mph
Barometer 29.90 in (1011.7 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 1 Aug 3:56 pm EDT
Extended Forecast for

4 Miles S Jamestown West NY

  • Tonight

    Tonight: A chance of showers and thunderstorms, mainly after 10pm.  Mostly cloudy, with a low around 64. Southeast wind 3 to 8 mph.  Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 64 °F

    Chance
    Showers

  • Sunday

    Sunday: Showers and possibly a thunderstorm.  High near 76. South wind 7 to 9 mph, with gusts as high as 20 mph.  Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 76 °F

    Showers

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm before 2am, then a chance of showers.  Low around 62. South wind around 6 mph becoming calm  in the evening.  Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 62 °F

    Showers

  • Monday

    Monday: A chance of showers.  Mostly cloudy, with a high near 78. North wind 5 to 8 mph.  Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 78 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 58. North wind around 5 mph becoming calm  in the evening.

    Low: 58 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of showers, mainly after 2pm.  Mostly sunny, with a high near 81. East wind 3 to 5 mph.  Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 81 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers before 8pm.  Partly cloudy, with a low around 62. Light southeast wind.  Chance of precipitation is 30%.

    Low: 62 °F

    Chance
    Showers then
    Partly Cloudy

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm, mainly after 2pm.  High near 81. Southwest wind around 6 mph.  Chance of precipitation is 80%.

    High: 81 °F

    Chance
    Showers then
    Showers

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am.  Low around 62. Chance of precipitation is 80%.

    Low: 62 °F

    Showers then
    Chance
    T-storms

Detailed Forecast

Tonight
A chance of showers and thunderstorms, mainly after 10pm. Mostly cloudy, with a low around 64. Southeast wind 3 to 8 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
Showers and possibly a thunderstorm. High near 76. South wind 7 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Sunday Night
Showers and possibly a thunderstorm before 2am, then a chance of showers. Low around 62. South wind around 6 mph becoming calm in the evening. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Monday
A chance of showers. Mostly cloudy, with a high near 78. North wind 5 to 8 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Partly cloudy, with a low around 58. North wind around 5 mph becoming calm in the evening.
Tuesday
A chance of showers, mainly after 2pm. Mostly sunny, with a high near 81. East wind 3 to 5 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
A chance of showers before 8pm. Partly cloudy, with a low around 62. Light southeast wind. Chance of precipitation is 30%.
Wednesday
Showers and possibly a thunderstorm, mainly after 2pm. High near 81. Southwest wind around 6 mph. Chance of precipitation is 80%.
Wednesday Night
Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Low around 62. Chance of precipitation is 80%.
Thursday
Showers likely and possibly a thunderstorm, mainly after 2pm. Partly sunny, with a high near 81. Chance of precipitation is 60%.
Thursday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 62. Chance of precipitation is 60%.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 82. Chance of precipitation is 50%.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 62. Chance of precipitation is 30%.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 83. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles S Jamestown West NY
 42.03°N 79.27°W (Elev. 1398 ft)
3:58 pm EDT Aug 1, 2026
4pm EDT Aug 1, 2026-6pm EDT Aug 8, 2026
 
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Additional Resources

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