Two Storms to Bring Impactful Winter Weather to the Central and Eastern U.S.

A winter storm will bring heavy snow and ice to the Ohio Valley into the Mid-Atlantic Tuesday into Wednesday. Significant ice is forecast for the Central Appalachians. Heavy snow is likely through the I-95 corridor from Virginia to Pennsylvania. Another winter storm is slated to bring heavy snow and ice to the Central Plains later Tuesday, and spread into the Midwest and Great Lakes Wednesday. Read More >

Current conditions at

Jamestown, Chautauqua County/Jamestown Airport (KJHW)

Lat: 42.15°NLon: 79.27°WElev: 1722ft.

Fair

15°F

-9°C

Humidity	95%
Wind Speed	SW 7 mph
Barometer	30.31 in (1029.7 mb)
Dewpoint	14°F (-10°C)
Visibility	10.00 mi
Wind Chill	5°F (-15°C)
Last update	11 Feb 2:56 am EST

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

3 Miles N Grand Valley PA

Overnight
Low: 14 °F
Mostly Cloudy
Tuesday
High: 29 °F
Cloudy
Tuesday Night
Low: 17 °F
Mostly Cloudy
Wednesday
High: 32 °F
Mostly Cloudy
then Chance
Wintry Mix
Wednesday Night
Low: 27 °F
Wintry Mix
Thursday
High: 39 °F
Rain/Snow
Likely
Thursday Night
Low: 13 °F
Chance Snow
Showers
Friday
High: 25 °F
Mostly Sunny
Friday Night
Low: 18 °F
Mostly Cloudy

Detailed Forecast

Overnight

Mostly cloudy, with a low around 14. Calm wind.

Tuesday

Cloudy, with a high near 29. Calm wind.

Tuesday Night

Mostly cloudy, with a low around 17. Calm wind becoming northeast around 5 mph after midnight.

Wednesday

A chance of snow after 1pm, mixing with freezing rain after 5pm. Cloudy, with a high near 32. Southeast wind 6 to 10 mph, with gusts as high as 23 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

Wednesday Night

Snow and freezing rain before 10pm, then rain or freezing rain between 10pm and 4am, then rain after 4am. Low around 27. Southeast wind 11 to 14 mph, with gusts as high as 33 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

Thursday

Rain likely before 10am, then rain and snow showers likely between 10am and 1pm, then a chance of snow showers after 1pm. Cloudy, with a high near 39. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

Thursday Night

A chance of snow showers. Mostly cloudy, with a low around 13. Chance of precipitation is 50%.

Friday

Mostly sunny, with a high near 25.

Friday Night

Mostly cloudy, with a low around 18.

Saturday

Snow likely before 1pm, then rain and snow. High near 35. Chance of precipitation is 90%.

Saturday Night

Rain and snow. Low around 32. Chance of precipitation is 90%.

Sunday

Snow. High near 35. Chance of precipitation is 80%.