Frigid Airmass to Bring Significantly Colder Temperatures; Heavy Lake-effect Snow; Fire Concerns Across the Central Gulf Coast

A frigid cold airmass will bring significantly colder weather across the eastern two thirds of the country early this week. Temperatures will tie or break many records across the Southeast through tonight. Moderate to heavy lake effect snow will continue downwind of the Great Lakes. Gusty winds and dry conditions will support an elevated fire weather threat across the Central Gulf Coast. Read More >

Hazardous Weather Conditions

Current conditions at

Cattaraugus County-Olean Airport (KOLE)

Lat: 42.24°NLon: 78.37°WElev: 2135ft.

Light Snow

23°F

-5°C

Humidity	100%
Wind Speed	Calm
Barometer	29.74 in
Dewpoint	23°F (-5°C)
Visibility	3.00 mi
Last update	10 Nov 2:35 pm EST

More Information:

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

Extended Forecast for

2 Miles SE Portville NY

Winter Weather Advisory November 10, 02:42pm until November 11, 01:00pm

Click here for hazard details and duration

Winter Weather Advisory

Winter Weather Advisory November 10, 02:42pm until November 11, 01:00pm
NOW until 1:00pm Tue
Winter Weather Advisory
This Afternoon
High: 32 °F
Chance Snow
Showers
Tonight
Low: 20 °F
Chance Snow
Showers then
Snow
Veterans Day
High: 38 °F
Snow
Tuesday Night
Low: 22 °F
Chance Snow
Showers
Wednesday
High: 41 °F
Rain/Snow
Likely
Wednesday Night
Low: 29 °F
Rain/Snow
Likely
Thursday
High: 42 °F
Chance
Rain/Snow
Thursday Night
Low: 28 °F
Mostly Cloudy

Detailed Forecast

This Afternoon

A chance of snow showers, mainly before 3pm. Cloudy, with a high near 32. Northwest wind around 9 mph. Chance of precipitation is 30%. Total daytime snow accumulation of less than a half inch possible.

Tonight

A chance of snow showers before 2am, then snow, mainly after 2am. Low around 20. Northwest wind 6 to 8 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.

Veterans Day

Snow, mainly before 2pm. High near 38. West wind 9 to 14 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

Tuesday Night

A chance of snow showers, mainly after midnight. Mostly cloudy, with a low around 22. Southwest wind 8 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

Wednesday

Rain likely, possibly mixed with snow, becoming all rain after 4pm. Cloudy, with a high near 41. Southwest wind around 11 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

Wednesday Night

Rain and snow likely, becoming all snow after 4am. Cloudy, with a low around 29. West wind around 8 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

Thursday

A chance of snow showers, mixing with rain after 7am, then gradually ending. Mostly cloudy, with a high near 42. West wind 8 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 40%.

Thursday Night

Mostly cloudy, with a low around 28. West wind around 6 mph becoming calm in the evening.

Friday

Partly sunny, with a high near 46.

Friday Night

Mostly cloudy, with a low around 23.

Saturday

Partly sunny, with a high near 46.

Saturday Night

A chance of showers. Mostly cloudy, with a low around 28. Chance of precipitation is 40%.

Sunday

Showers likely. Mostly cloudy, with a high near 55. Chance of precipitation is 60%.