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

Jamestown, Chautauqua County/Jamestown Airport (KJHW)

Lat: 42.15°NLon: 79.27°WElev: 1722ft.

Overcast

28°F

-2°C

Humidity	81%
Wind Speed	S 16 G 20 mph
Barometer	29.82 in (1012.4 mb)
Dewpoint	23°F (-5°C)
Visibility	10.00 mi
Wind Chill	16°F (-9°C)
Last update	13 Mar 9:56 am EDT

More Information:

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

Extended Forecast for

Conewango 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: 42 °F
Breezy. Snow
Showers then
Rain/Snow
Tonight
Low: 23 °F
Breezy.
Rain/Snow
then Snow
Showers
Saturday
High: 34 °F
Chance Snow
Showers
Saturday Night
Low: 21 °F
Partly Cloudy
then Snow
Showers
Likely
Sunday
High: 52 °F
Wintry Mix
Likely
Sunday Night
Low: 44 °F
Mostly Cloudy
then Slight
Chance
Showers
Monday
High: 62 °F
Showers then
Rain/Snow
Monday Night
Low: 16 °F
Rain/Snow
Tuesday
High: 23 °F
Chance Snow
Showers

Detailed Forecast

Today

Rain and snow showers, becoming all rain after 5pm. High near 42. Breezy, with a south wind 21 to 24 mph, with gusts as high as 44 mph. Chance of precipitation is 90%. Total daytime snow accumulation of 1 to 2 inches possible.

Tonight

Rain and snow showers, becoming all snow after 1am. Low around 23. Breezy, with a west wind 21 to 23 mph, with gusts as high as 41 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 34. West wind 13 to 15 mph, with gusts as high as 29 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. Calm wind. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

Sunday

Snow showers likely, possibly mixing with rain after 11am, then gradually ending. Mostly cloudy, with a high near 52. South wind 8 to 16 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 slight chance of showers after 2am. Mostly cloudy, with a low around 44. South wind 14 to 18 mph, with gusts as high as 33 mph. Chance of precipitation is 20%.

Monday

Rain showers after 8am, mixing with snow after 2pm. High near 62. South wind 16 to 18 mph, with gusts as high as 34 mph. Chance of precipitation is 90%.

Monday Night

Snow showers, possibly mixed with rain before 2am, then a chance of snow showers. Low around 16. West wind 15 to 17 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 23. Chance of precipitation is 50%.

Tuesday Night

Mostly cloudy, with a low around 14.

Wednesday

Partly sunny, with a high near 34.

Wednesday Night

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

Thursday

A chance of showers. Mostly cloudy, with a high near 42. Chance of precipitation is 30%.