Hawaii and Guam Concerns; Record Warmth Spreads Eastward; Heavy Snow for Sierra-Nevada; Severe Weather for the Plains

A very active spring pattern with tropical concerns across the Pacific. Heavy rainfall will continue to impact Hawaii this weekend. Meanwhile we continue to monitor a developing typhoon that may affect Guam into early next week. For the Lower 48, heavy snow for mountains of California this weekend, increase threat for severe thunderstorms next week for the Plains and record warmth spreads east. Read More >

Current conditions at

Jamestown, Chautauqua County/Jamestown Airport (KJHW)

Lat: 42.15°NLon: 79.27°WElev: 1722ft.

Fair

45°F

7°C

Humidity	42%
Wind Speed	N 12 mph
Barometer	30.39 in (1030.7 mb)
Dewpoint	23°F (-5°C)
Visibility	10.00 mi
Wind Chill	39°F (4°C)
Last update	11 Apr 4:56 pm EDT

More Information:

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

Extended Forecast for

3 Miles ESE Youngsville PA

Tonight
Low: 34 °F
Mostly Clear
Sunday
High: 69 °F
Partly Sunny
then Chance
Showers
Sunday Night
Low: 59 °F
Mostly Cloudy
then Slight
Chance
Showers
Monday
High: 70 °F
Showers
Monday Night
Low: 58 °F
Showers then
Chance
Showers
Tuesday
High: 76 °F
Chance
Showers then
Chance
T-storms
Tuesday Night
Low: 61 °F
Chance
T-storms
Wednesday
High: 79 °F
Showers
Likely
Wednesday Night
Low: 59 °F
Showers
Likely

Detailed Forecast

Tonight

Mostly clear, with a low around 34. Calm wind.

Sunday

A chance of showers, mainly after 2pm. Partly sunny, with a high near 69. South wind 3 to 8 mph. Winds could gust as high as 20 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

Sunday Night

A slight chance of showers before 7pm, then a slight chance of showers after 2am. Mostly cloudy, with a low around 59. South wind around 6 mph. Chance of precipitation is 20%.

Monday

Showers likely, then showers and possibly a thunderstorm after 2pm. High near 70. Southwest wind 7 to 11 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Monday Night

Showers and thunderstorms before 2am, then a chance of showers between 2am and 5am, then a chance of showers and thunderstorms after 5am. Low around 58. Southwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Tuesday

A chance of showers and thunderstorms before 8am, then a chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 76. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Tuesday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 61. Chance of precipitation is 50%.

Wednesday

Showers likely, mainly after 2pm. Mostly cloudy, with a high near 79. Chance of precipitation is 60%.

Wednesday Night

Showers likely, mainly before 2am. Mostly cloudy, with a low around 59. Chance of precipitation is 60%.

Thursday

A chance of showers. Mostly cloudy, with a high near 76. Chance of precipitation is 50%.

Thursday Night

A chance of showers. Mostly cloudy, with a low around 53. Chance of precipitation is 40%.

Friday

Partly sunny, with a high near 76.