National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

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

Cattaraugus County-Olean Airport (KOLE)

Lat: 42.24°NLon: 78.37°WElev: 2135ft.

Overcast

68°F

20°C

Humidity 73%
Wind Speed SE 5 mph
Barometer 29.89 in
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 2 Aug 2:55 am EDT
Extended Forecast for

Saint Bonaventure NY

Flood Watch August 2, 10:00am until August 3, 02:00am
Click here for hazard details and duration
Flood Watch

  • Overnight

    Overnight: A chance of showers, mainly after 4am. Cloudy, with a low around 64. Light east wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 64 °F

    Chance
    Showers

  • Sunday

    Sunday: Showers and thunderstorms, mainly before 2pm, then showers likely and possibly a thunderstorm after 3pm. High near 74. Light and variable wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 23 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 74 °F

    Showers

  • Sunday Night

    Sunday Night: Showers and thunderstorms before 2am, then a chance of showers. Low around 61. Southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 61 °F

    Showers then
    Showers
    Likely

  • Monday

    Monday: Cloudy, then gradually becoming mostly sunny, with a high near 76. North wind 3 to 8 mph.

    High: 76 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: Partly cloudy, with a low around 54. Light north wind.

    Low: 54 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 81. Calm wind.

    High: 81 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 60. Calm wind.

    Low: 60 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 82. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 60%.

    High: 82 °F

    Showers
    Likely

  • Wednesday Night

    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 62. Chance of precipitation is 60%.

    Low: 62 °F

    Showers
    Likely then
    Chance
    T-storms

Detailed Forecast

Overnight
A chance of showers, mainly after 4am. Cloudy, with a low around 64. Light east wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Showers and thunderstorms, mainly before 2pm, then showers likely and possibly a thunderstorm after 3pm. High near 74. Light and variable wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 23 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
Showers and thunderstorms before 2am, then a chance of showers. Low around 61. Southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Monday
Cloudy, then gradually becoming mostly sunny, with a high near 76. North wind 3 to 8 mph.
Monday Night
Partly cloudy, with a low around 54. Light north wind.
Tuesday
Sunny, with a high near 81. Calm wind.
Tuesday Night
Partly cloudy, 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 82. 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 62. Chance of precipitation is 60%.
Thursday
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 83. Chance of precipitation is 40%.
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 82. Chance of precipitation is 60%.
Friday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 62. Chance of precipitation is 60%.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 82. Chance of precipitation is 40%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Saint Bonaventure NY
 42.09°N 78.47°W (Elev. 1490 ft)
Last Update:
2:22 am EDT Aug 2, 2026
Forecast Valid:
2am EDT Aug 2, 2026-6pm EDT Aug 8, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation