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

Hazardous Weather Conditions

Current conditions at

Jamestown, Chautauqua County/Jamestown Airport (KJHW)

Lat: 42.15°NLon: 79.27°WElev: 1722ft.

Overcast

71°F

22°C

Humidity 100%
Wind Speed S 9 mph
Barometer 29.82 in (1009.0 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Last update 2 Aug 11:56 am EDT
Extended Forecast for

Columbus PA

Flood Watch until August 3, 02:00am
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch until August 3, 02:00am

    NOW until 2:00am Mon

    Flood Watch

  • This Afternoon

    High: 76 °F

    Heavy Rain

  • Tonight

    Tonight: Showers and thunderstorms before 2am, then a chance of showers. Some of the storms could produce heavy rainfall. Low around 61. Light and variable wind. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    Low: 61 °F

    Heavy Rain
    then Chance
    Showers

  • Monday

    Monday: Partly sunny, with a high near 75. North wind 5 to 8 mph.

    High: 75 °F

    Partly Sunny

  • Monday Night

    Monday Night: Patchy fog after midnight. Otherwise, mostly clear, with a low around 55. North wind around 5 mph becoming calm in the evening.

    Low: 55 °F

    Mostly Clear
    then Patchy
    Fog

  • Tuesday

    Tuesday: Patchy fog before 9am. Otherwise, sunny, with a high near 81. Light southeast wind.

    High: 81 °F

    Patchy Fog
    then Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 60.

    Low: 60 °F

    Mostly Clear

  • Wednesday

    Wednesday: A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 82. Chance of precipitation is 60%.

    High: 82 °F

    Showers
    Likely

  • Wednesday Night

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

    Low: 61 °F

    Showers
    Likely then
    Mostly Cloudy

Detailed Forecast

This Afternoon
Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 76. South wind around 8 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Tonight
Showers and thunderstorms before 2am, then a chance of showers. Some of the storms could produce heavy rainfall. Low around 61. Light and variable wind. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Monday
Partly sunny, with a high near 75. North wind 5 to 8 mph.
Monday Night
Patchy fog after midnight. Otherwise, mostly clear, with a low around 55. North wind around 5 mph becoming calm in the evening.
Tuesday
Patchy fog before 9am. Otherwise, sunny, with a high near 81. Light southeast wind.
Tuesday Night
Mostly clear, with a low around 60.
Wednesday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 82. Chance of precipitation is 60%.
Wednesday Night
Showers likely and possibly a thunderstorm before 8pm. Mostly cloudy, with a low around 61. Chance of precipitation is 60%.
Thursday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 82. Chance of precipitation is 30%.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 62. Chance of precipitation is 40%.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 81. 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 81. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Columbus PA
 41.94°N 79.58°W (Elev. 1453 ft)
Last Update:
11:35 am EDT Aug 2, 2026
Forecast Valid:
12pm EDT Aug 2, 2026-6pm EDT Aug 8, 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