Heavy Rainfall and Severe Thunderstorm Threats; Heat Risk Expands; Monitoring the Tropics

Flash flooding risks continue for portions of the Four Corners and Great Basin through today. Severe thunderstorms are outlooked from the eastern Great Lakes, southern New England into the mid-Atlantic through Tuesday. Heat risk increases and expands across the center of the nation and across the Ohio Valley and mid-Atlantic this week. Continue to closely monitor tropical development in the Gulf. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Cattaraugus County-Olean Airport (KOLE)

Lat: 42.24°NLon: 78.37°WElev: 2135ft.

Heavy Rain

61°F

16°C

Humidity	100%
Wind Speed	SW 5 mph
Barometer	30.15 in
Dewpoint	61°F (16°C)
Visibility	2.00 mi
Last update	31 Aug 9:35 am EDT

More Information:

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

Extended Forecast for

5 Miles S East Otto NY

Today
High: 75 °F
Showers
Tonight
Low: 66 °F
Chance
Showers
Tuesday
High: 84 °F
Partly Sunny
then Chance
T-storms
Tuesday Night
Low: 67 °F
Chance
T-storms then
Showers
Likely
Wednesday
High: 86 °F
Showers
Likely
Wednesday Night
Low: 65 °F
Showers
Thursday
High: 78 °F
Showers
Likely
Thursday Night
Low: 60 °F
Chance
Showers then
Mostly Cloudy
Friday
High: 74 °F
Mostly Sunny

Detailed Forecast

Today

Showers and thunderstorms before 2pm, then showers likely and possibly a thunderstorm between 2pm and 3pm, then a chance of showers and thunderstorms after 3pm. High near 75. South wind 6 to 8 mph becoming west in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Tonight

A chance of showers and thunderstorms, mainly before 3am. Mostly cloudy, with a low around 66. Southwest wind 3 to 5 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Tuesday

A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 84. West wind 5 to 8 mph. Chance of precipitation is 40%. 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, then showers likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 67. Calm wind. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Wednesday

Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 86. West wind 5 to 8 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Wednesday Night

Showers and possibly a thunderstorm. Low around 65. Light southwest wind. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

Thursday

Showers likely, mainly before 2pm. Partly sunny, with a high near 78. West wind 3 to 8 mph. Chance of precipitation is 60%.

Thursday Night

A chance of showers before 8pm. Mostly cloudy, with a low around 60. Calm wind. Chance of precipitation is 30%.

Friday

Mostly sunny, with a high near 74.

Friday Night

Partly cloudy, with a low around 56.

Saturday

Mostly sunny, with a high near 72.

Saturday Night

Mostly clear, with a low around 54.