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

Hazardous Weather Conditions

Current conditions at

Jamestown, Chautauqua County/Jamestown Airport (KJHW)

Lat: 42.15°NLon: 79.27°WElev: 1722ft.

Light Snow Fog/Mist

13°F

-11°C

Humidity 88%
Wind Speed W 14 mph
Barometer 30.06 in (1021.6 mb)
Dewpoint 10°F (-12°C)
Visibility 1.50 mi
Wind Chill-2°F (-19°C)
Last update 23 Jan 6:56 am EST
Extended Forecast for

6 Miles NNW Grand Valley PA

Winter Storm Watch January 24, 10:00pm until January 26, 01:00pm
Cold Weather Advisory January 23, 01:00pm until January 24, 10:00am
Click here for hazard details and duration
Winter Storm Watch
Cold Weather Advisory

  • Today

    Today: A chance of snow showers, mainly before noon. Partly sunny, with a temperature falling to around 1 by 5pm. Wind chill values as low as -15. West wind 10 to 14 mph, with gusts as high as 29 mph. Chance of precipitation is 30%.

    High: 11 °F⇓

    Chance Snow
    Showers

  • Tonight

    Tonight: Partly cloudy, with a low around -7. Wind chill values as low as -15. West wind 3 to 7 mph.

    Low: -7 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny and cold, with a high near 9. Wind chill values as low as -5. Calm wind.

    High: 9 °F

    Cold

  • Saturday Night

    Saturday Night: Snow likely after 1am. Mostly cloudy, with a low around 4. Wind chill values as low as -5. Calm wind becoming east 5 to 7 mph after midnight. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: 4 °F

    Mostly Cloudy
    then Snow
    Likely

  • Sunday

    Sunday: Snow. The snow could be heavy at times. High near 17. East wind around 8 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.

    High: 17 °F

    Heavy Snow

  • Sunday Night

    Sunday Night: Snow. Low around 11. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.

    Low: 11 °F

    Snow

  • Monday

    Monday: Snow likely before 1pm, then a chance of snow showers after 1pm. Mostly cloudy, with a high near 16. Chance of precipitation is 60%.

    High: 16 °F

    Snow Likely

  • Monday Night

    Monday Night: Mostly cloudy, with a low around -2.

    Low: -2 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 13.

    High: 13 °F

    Mostly Cloudy

Detailed Forecast

Today
A chance of snow showers, mainly before noon. Partly sunny, with a temperature falling to around 1 by 5pm. Wind chill values as low as -15. West wind 10 to 14 mph, with gusts as high as 29 mph. Chance of precipitation is 30%.
Tonight
Partly cloudy, with a low around -7. Wind chill values as low as -15. West wind 3 to 7 mph.
Saturday
Partly sunny and cold, with a high near 9. Wind chill values as low as -5. Calm wind.
Saturday Night
Snow likely after 1am. Mostly cloudy, with a low around 4. Wind chill values as low as -5. Calm wind becoming east 5 to 7 mph after midnight. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Sunday
Snow. The snow could be heavy at times. High near 17. East wind around 8 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.
Sunday Night
Snow. Low around 11. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.
Monday
Snow likely before 1pm, then a chance of snow showers after 1pm. Mostly cloudy, with a high near 16. Chance of precipitation is 60%.
Monday Night
Mostly cloudy, with a low around -2.
Tuesday
Mostly cloudy, with a high near 13.
Tuesday Night
Mostly cloudy, with a low around 3.
Wednesday
Mostly cloudy, with a high near 14.
Wednesday Night
Mostly cloudy, with a low around -1.
Thursday
A chance of snow showers. Mostly cloudy, with a high near 13. Chance of precipitation is 30%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles NNW Grand Valley PA
 41.81°N 79.57°W (Elev. 1503 ft)
Last Update:
7:06 am EST Jan 23, 2026
Forecast Valid:
7am EST Jan 23, 2026-6pm EST Jan 29, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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