Heat Builds in the West; Extremely Critical Fire Weather in the Northwest

A heat wave over the Southwest will intensify this week, peaking and expanding into the Intermountain West and northern High Plains this weekend. Critical to extremely critical fire weather conditions are forecast from the Northwest and the northern Great Basin this weekend. Particularly Dangerous Situation Red Flag Warnings have been issued. Read More >

Hazardous Weather Conditions

Current conditions at

Jamestown, Chautauqua County/Jamestown Airport (KJHW)

Lat: 42.15°NLon: 79.27°WElev: 1722ft.

Fair

69°F

21°C

Humidity	96%
Wind Speed	SE 6 mph
Barometer	29.83 in (1009.3 mb)
Dewpoint	68°F (20°C)
Visibility	10.00 mi
Last update	2 Aug 4:56 am EDT

More Information:

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

Extended Forecast for

Steamburg NY

Flood Watch August 2, 10:00am until August 3, 02:00am

Click here for hazard details and duration

Flood Watch

Overnight
Low: 65 °F
Chance
Showers
Sunday
High: 74 °F
Showers
Sunday Night
Low: 60 °F
Showers then
Chance
T-storms
Monday
High: 75 °F
Decreasing
Clouds
Monday Night
Low: 54 °F
Partly Cloudy
Tuesday
High: 81 °F
Sunny
Tuesday Night
Low: 60 °F
Mostly Clear
Wednesday
High: 81 °F
Showers
Likely
Wednesday Night
Low: 61 °F
Showers
Likely then
Chance
T-storms

Detailed Forecast

Overnight

A chance of showers and thunderstorms. Cloudy, with a low around 65. Light southeast wind. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Sunday

A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8am. High near 74. East wind 5 to 9 mph becoming south in the morning. Winds could gust as high as 22 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

Sunday Night

Showers and possibly a thunderstorm before midnight, then a chance of showers and thunderstorms between midnight and 2am, then a slight chance of showers after 2am. Low around 60. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

Monday

Cloudy, then gradually becoming mostly sunny, with a high near 75. North wind 5 to 8 mph.

Monday Night

Partly cloudy, with a low around 54. North wind around 5 mph becoming calm in the evening.

Tuesday

Sunny, with a high near 81. Light southeast wind.

Tuesday Night

Mostly clear, with a low around 60. Calm wind.

Wednesday

A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 81. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 60%.

Wednesday Night

Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 61. Chance of precipitation is 60%.

Thursday

A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 81. Chance of precipitation is 30%.

Thursday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 62. Chance of precipitation is 30%.

Friday

Showers likely and possibly a thunderstorm. Partly sunny, with a high near 81. Chance of precipitation is 60%.

Friday Night

Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 61. Chance of precipitation is 60%.

Saturday

A chance of showers and thunderstorms. Partly sunny, with a high near 81. Chance of precipitation is 40%.