Significant Severe Weather in the Upper Midwest; Blizzard Conditions in the Cascades; Heavy Rain and Thunderstorms in Hawaii

Significant severe thunderstorms, including the risk for strong to intense tornadoes, are expected across the Upper Midwest this afternoon and evening. An atmospheric river will bring blizzard conditions to the northern Cascades. A powerful Kona storm is expected to impact Hawaii today into Saturday, bringing heavy rainfall and strong winds. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Jamestown, Chautauqua County/Jamestown Airport (KJHW)

Lat: 42.15°NLon: 79.27°WElev: 1722ft.

Overcast

61°F

16°C

Humidity	100%
Wind Speed	W 6 mph
Barometer	29.96 in (1015.0 mb)
Dewpoint	61°F (16°C)
Visibility	10.00 mi
Last update	10 Mar 3:56 pm EDT

More Information:

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

Extended Forecast for

3 Miles ENE Dewittville NY

This Afternoon
High: 68 °F
Showers
Likely
Tonight
Low: 56 °F
Showers
Likely then
Chance
T-storms
Wednesday
High: 66 °F
Showers and
Breezy
Wednesday Night
Low: 26 °F
Rain/Snow and
Breezy
Thursday
High: 34 °F
Chance Snow
Showers
Thursday Night
Low: 25 °F
Partly Cloudy
Friday
High: 43 °F
Snow then
Rain/Snow and
Breezy
Friday Night
Low: 24 °F
Rain/Snow
then Chance
Snow Showers
Saturday
High: 35 °F
Partly Sunny

Detailed Forecast

This Afternoon

Showers likely. Mostly cloudy, with a high near 68. Southwest wind around 7 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

Tonight

Showers and thunderstorms likely, mainly before 3am. Mostly cloudy, with a low around 56. South wind 5 to 9 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

Wednesday

Showers and thunderstorms before 10am, then showers and possibly a thunderstorm, mainly after 10am. High near 66. Breezy, with a south wind 13 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

Wednesday Night

Rain showers before 11pm, then rain and snow showers likely between 11pm and 2am, then a chance of snow showers after 2am. Some thunder is also possible. Low around 26. Breezy, with a west wind 16 to 20 mph, with gusts as high as 37 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

Thursday

A chance of snow showers, mainly before 8am. Partly sunny, with a high near 34. West wind 15 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.

Thursday Night

Partly cloudy, with a low around 25. West wind 6 to 8 mph becoming south after midnight.

Friday

Snow before 2pm, then rain and snow. High near 43. Breezy, with a south wind 15 to 22 mph, with gusts as high as 38 mph. Chance of precipitation is 90%.

Friday Night

Rain, possibly mixed with snow showers before 8pm, then a chance of snow showers between 8pm and 2am. Low around 24. West wind 15 to 17 mph, with gusts as high as 34 mph. Chance of precipitation is 80%.

Saturday

Partly sunny, with a high near 35.

Saturday Night

A chance of snow showers before 2am, then rain and snow showers likely. Mostly cloudy, with a low around 27. Chance of precipitation is 60%.

Sunday

Rain and snow showers likely. Mostly cloudy, with a high near 55. Chance of precipitation is 60%.

Sunday Night

Rain and snow showers. Low around 25. Chance of precipitation is 90%.

Monday

Rain and snow showers. High near 34. Chance of precipitation is 80%.

Monday Night

A chance of snow showers. Mostly cloudy, with a low around 14. Chance of precipitation is 30%.