Tracking Late Season Winter Storms

A moderate atmospheric river will continue to bring heavy snow over the Olympics, northern Cascades and northern Rockies Friday while heavy rain may bring flooding to coastal Oregon and Washington. A winter storm will continue to push across the Great Lakes and Northeast U.S. Friday and Saturday with areas of heavy snow and high winds. Read More >

Hazardous Weather Conditions

Current conditions at

Cattaraugus County-Olean Airport (KOLE)

Lat: 42.24°NLon: 78.37°WElev: 2135ft.

Fair

21°F

-6°C

Humidity	86%
Wind Speed	S 3 mph
Barometer	29.93 in
Dewpoint	18°F (-8°C)
Visibility	10.00 mi
Last update	13 Mar 5:55 am EDT

More Information:

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

Extended Forecast for

4 Miles ENE Great Valley NY

Wind Advisory March 13, 12:00pm until March 14, 08:00am

Winter Weather Advisory March 13, 05:00pm until March 14, 08:00am

Click here for hazard details and duration

Wind Advisory

Winter Weather Advisory

Today
High: 39 °F
Heavy Snow
then
Rain/Snow
Tonight
Low: 23 °F
Breezy.
Rain/Snow
then Snow
Showers
Saturday
High: 33 °F
Chance Snow
Showers
Saturday Night
Low: 21 °F
Partly Cloudy
then Snow
Showers
Likely
Sunday
High: 48 °F
Rain/Snow
Likely
Sunday Night
Low: 42 °F
Mostly Cloudy
then Chance
Showers
Monday
High: 60 °F
Showers
Monday Night
Low: 16 °F
Rain/Snow
Tuesday
High: 22 °F
Chance Snow
Showers

Detailed Forecast

Today

Snow showers before 5pm, then snow showers, possibly mixed with rain. The snow could be heavy at times. High near 39. South wind 6 to 11 mph increasing to 13 to 18 mph in the morning. Winds could gust as high as 40 mph. Chance of precipitation is 90%. Total daytime snow accumulation of 1 to 3 inches possible.

Tonight

Rain and snow showers, becoming all snow after 7pm. Low around 23. Breezy, with a west wind 18 to 21 mph, with gusts as high as 40 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.

Saturday

A chance of snow showers before 2pm. Cloudy, then gradually becoming mostly sunny, with a high near 33. West wind 11 to 15 mph, with gusts as high as 31 mph. Chance of precipitation is 50%. New snow accumulation of less than one inch possible.

Saturday Night

Snow showers likely after 2am. Increasing clouds, with a low around 21. Light and variable wind. Chance of precipitation is 60%. New snow accumulation of around an inch possible.

Sunday

Snow showers likely, possibly mixing with rain after 11am, then gradually ending. Mostly cloudy, with a high near 48. South wind 8 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

Sunday Night

A chance of showers after 2am. Mostly cloudy, with a low around 42. South wind 15 to 17 mph, with gusts as high as 34 mph. Chance of precipitation is 30%.

Monday

Showers, mainly after 8am. High near 60. South wind around 14 mph, with gusts as high as 33 mph. Chance of precipitation is 90%.

Monday Night

Rain, possibly mixed with snow showers before 2am, then a chance of snow showers. Low around 16. West wind around 18 mph, with gusts as high as 33 mph. Chance of precipitation is 80%.

Tuesday

A chance of snow showers. Mostly cloudy, with a high near 22. Chance of precipitation is 40%.

Tuesday Night

Mostly cloudy, with a low around 12.

Wednesday

Mostly cloudy, with a high near 31.

Wednesday Night

A chance of snow showers. Mostly cloudy, with a low around 24. Chance of precipitation is 30%.

Thursday

A chance of rain and snow showers. Mostly cloudy, with a high near 40. Chance of precipitation is 30%.