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.

Partly Cloudy

37°F

3°C

Humidity	52%
Wind Speed	S 10 G 20 mph
Barometer	29.47 in
Dewpoint	21°F (-6°C)
Visibility	10.00 mi
Wind Chill	30°F (-1°C)
Last update	13 Mar 4:35 pm EDT

More Information:

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

Extended Forecast for

2 Miles NE Portville NY

Wind Advisory March 13, 04:41pm 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, 04:41pm until March 14, 11:00am
NOW until 11:00am Sat
Wind Advisory
This Afternoon
High: 39 °F
Rain/Snow
Tonight
Low: 24 °F
Rain/Snow
then Snow
Showers
Likely and
Breezy
Saturday
High: 36 °F
Slight Chance
Snow Showers
and Breezy
then Partly
Sunny
Saturday Night
Low: 22 °F
Partly Cloudy
then Chance
Snow
Sunday
High: 50 °F
Chance Snow
then Mostly
Cloudy
Sunday Night
Low: 42 °F
Mostly Cloudy
then Chance
Showers
Monday
High: 61 °F
Showers
Monday Night
Low: 16 °F
Rain/Snow
then Snow
Showers
Likely

Detailed Forecast

This Afternoon

Rain and snow showers, mainly after 5pm. High near 39. South wind around 16 mph, with gusts as high as 34 mph. Chance of precipitation is 80%. Total daytime snow accumulation of 1 to 2 inches possible.

Tonight

Rain and snow showers, becoming all snow after 9pm. Low around 24. Breezy, with a west wind 15 to 20 mph, with gusts as high as 43 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

Saturday

A slight chance of snow showers before 9am. Cloudy, then gradually becoming mostly sunny, with a high near 36. Breezy, with a west wind 16 to 20 mph, with gusts as high as 40 mph. Chance of precipitation is 20%.

Saturday Night

A chance of snow after 2am. Increasing clouds, with a low around 22. Calm wind. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

Sunday

A chance of snow before 8am. Mostly cloudy, with a high near 50. South wind 6 to 15 mph, with gusts as high as 29 mph. Chance of precipitation is 30%.

Sunday Night

A chance of showers after 2am. Mostly cloudy, with a low around 42. South wind around 16 mph, with gusts as high as 37 mph. Chance of precipitation is 30%.

Monday

Showers, mainly after 8am. High near 61. South wind around 16 mph, with gusts as high as 32 mph. Chance of precipitation is 90%.

Monday Night

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

Tuesday

A chance of snow showers before 2pm. Mostly cloudy, with a high near 25. Chance of precipitation is 30%.

Tuesday Night

Mostly cloudy, with a low around 13.

Wednesday

Mostly cloudy, with a high near 35.

Wednesday Night

Mostly cloudy, with a low around 25.

Thursday

Partly sunny, with a high near 45.

Thursday Night

Mostly cloudy, with a low around 28.