Significant and Catastrophic Flooding in the Pacific Northwest; Very Cold Temperatures in the Northern Plains

The atmospheric river over the Pacific Northwest will begin to subside today, but lingering rainfall will exacerbate ongoing catastrophic major river flooding, and landslides will continue across portions of western Washington and northwest Oregon for several days. Arctic air will plummet southward into the Northern Plains today, bringing cold air in the single digits to the region by Friday. Read More >

Hazardous Weather Conditions

Current conditions at

Jamestown, Chautauqua County/Jamestown Airport (KJHW)

Lat: 42.15°NLon: 79.27°WElev: 1722ft.

Light Snow Fog/Mist

20°F

-7°C

Humidity	92%
Wind Speed	W 13 mph
Barometer	29.68 in (1007.7 mb)
Dewpoint	18°F (-8°C)
Visibility	2.50 mi
Wind Chill	7°F (-14°C)
Last update	11 Dec 7:56 am EST

More Information:

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

Extended Forecast for

3 Miles N Gerry NY

Lake Effect Snow Warning December 11, 08:55am until December 12, 04:00am

Click here for hazard details and duration

Lake Effect Snow Warning

Lake Effect Snow Warning December 11, 08:55am until December 12, 04:00am
NOW until 4:00am Fri
Lake Effect Snow Warning
Today
High: 23 °F
Heavy Snow
and Areas
Blowing Snow
Tonight
Low: 18 °F
Snow
Friday
High: 26 °F
Chance Snow
Showers
Friday Night
Low: 15 °F
Mostly Cloudy
then Snow
Showers
Likely
Saturday
High: 26 °F
Snow Showers
Saturday Night
Low: 10 °F
Snow Showers
Sunday
High: 19 °F
Snow Showers
Sunday Night
Low: 10 °F
Snow Showers
Likely

Detailed Forecast

Today

Snow. The snow could be heavy at times. Patchy blowing snow between 3pm and 4pm. High near 23. West wind 16 to 18 mph, with gusts as high as 32 mph. Chance of precipitation is 100%. Total daytime snow accumulation of 3 to 7 inches possible.

Tonight

Snow before 10pm, then snow showers likely, mainly between 10pm and 3am. Low around 18. West wind 7 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

Friday

A chance of snow showers before 1pm. Mostly cloudy, with a high near 26. West wind around 9 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

Friday Night

Snow showers likely after 1am. Mostly cloudy, with a low around 15. South wind 6 to 8 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

Saturday

Snow showers. High near 26. West wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%.

Saturday Night

Snow showers. Low around 10. West wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.

Sunday

Snow showers. High near 19. West wind 10 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.

Sunday Night

Snow showers likely, mainly before 1am. Mostly cloudy, with a low around 10. Northwest wind 8 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 60%.

Monday

Snow showers likely, mainly after 1pm. Mostly cloudy, with a high near 21. Chance of precipitation is 60%.

Monday Night

A chance of snow showers. Mostly cloudy, with a low around 12. Chance of precipitation is 50%.

Tuesday

Mostly cloudy, with a high near 26.

Tuesday Night

Mostly cloudy, with a low around 17.

Wednesday

A chance of showers. Mostly cloudy, with a high near 36. Chance of precipitation is 50%.