Tracking Late Season Winter Storms; Unusual Early-Season Heat Wave in the Southwest

Heavy snow and high winds continue in the Great Lakes and Northeast. A moderate atmospheric river will continue to bring heavy precipitation to the Pacific Northwest and northern Rockies. A major winter storm will develop across the northern High Plains tonight into Saturday and rapidly strengthen as it moves into the Great Lakes on Sunday. Above-average temperatures expected in the Southwest. Read More >

Hazardous Weather Conditions

Current conditions at

Cattaraugus County-Olean Airport (KOLE)

Lat: 42.24°NLon: 78.37°WElev: 2135ft.

Light Snow

32°F

0°C

Humidity	69%
Wind Speed	S 13 G 20 mph
Barometer	29.57 in
Dewpoint	23°F (-5°C)
Visibility	7.00 mi
Wind Chill	22°F (-6°C)
Last update	13 Mar 2:35 pm 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, 02:49pm until March 14, 11:00am

Winter Storm Warning March 13, 05:00pm until March 14, 11:00am

Click here for hazard details and duration

Wind Advisory

Winter Storm Warning

Wind Advisory March 13, 02:49pm until March 14, 11:00am
NOW until 11:00am Sat
Wind Advisory
This Afternoon
High: 37 °F
Rain/Snow
Tonight
Low: 23 °F
Rain/Snow and
Breezy then
Heavy Snow
and Areas
Blowing Snow
Saturday
High: 32 °F
Snow Showers
Likely and
Breezy
Saturday Night
Low: 21 °F
Partly Cloudy
then Chance
Snow
Sunday
High: 48 °F
Chance
Rain/Snow
Sunday Night
Low: 42 °F
Mostly Cloudy
then Slight
Chance
Showers
Monday
High: 58 °F
Showers
Likely then
Rain/Snow
Monday Night
Low: 15 °F
Rain/Snow
then Snow
Showers
Likely

Detailed Forecast

This Afternoon

A chance of snow showers before 5pm, then snow showers, possibly mixed with rain. High near 37. South wind around 17 mph, with gusts as high as 36 mph. Chance of precipitation is 80%. Total daytime snow accumulation of 2 to 4 inches possible.

Tonight

Rain and snow showers, becoming all snow after 10pm. The snow could be heavy at times. Areas of blowing snow after 3am. Low around 23. Breezy, with a west wind 17 to 22 mph, with gusts as high as 43 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 5 inches possible.

Saturday

Snow showers likely, mainly before 11am. Cloudy, then gradually becoming mostly sunny, with a high near 32. Breezy, with a west wind 15 to 20 mph, with gusts as high as 40 mph. Chance of precipitation is 60%. New snow accumulation of around an inch possible.

Saturday Night

A chance of snow after 2am. Increasing clouds, with a low around 21. Light and variable wind. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

Sunday

A chance of snow, possibly mixing with rain after 11am, then gradually ending. Mostly cloudy, with a high near 48. South wind 8 to 14 mph, with gusts as high as 28 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

Sunday Night

A slight chance of showers after 2am. Mostly cloudy, with a low around 42. South wind around 18 mph, with gusts as high as 38 mph. Chance of precipitation is 20%.

Monday

Rain showers likely between 8am and 2pm, then rain and snow showers. High near 58. South wind around 15 mph, with gusts as high as 31 mph. Chance of precipitation is 90%.

Monday Night

Rain and snow showers, becoming all snow after 8pm. Low around 15. West wind around 16 mph, with gusts as high as 30 mph. Chance of precipitation is 80%.

Tuesday

A chance of snow showers. Mostly cloudy, with a high near 20. 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 snow showers. Mostly cloudy, with a high near 41. Chance of precipitation is 30%.