Dangerous Heat in the Southwest; Severe Thunderstorms and Heavy Rain in the Northeast and Mid-Atlantic

Dangerous heat will persist across the Southwest U.S. through Friday with daytime highs of 110-115°F. Heat across the southern Plains will briefly ease to near-normal by late week. Strong to severe thunderstorms may produce damaging wind, hail, a tornado or two, heavy rain and flash flooding across parts of the Mid-Atlantic and Northeast. Heavy rainfall threat continues across the Gulf Coast. Read More >

Hazardous Weather Conditions

Current conditions at

Fulton, Oswego County Airport (KFZY)

Lat: 43.35°NLon: 76.39°WElev: 476ft.

Mostly Cloudy

76°F

24°C

Humidity 69%
Wind Speed S 12 G 20 mph
Barometer 29.91 in (1012.4 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 27 Aug 11:54 am EDT
Extended Forecast for

Hannibal NY

  • This Afternoon

    This Afternoon: A chance of 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.  Mostly cloudy, with a high near 80. West wind 7 to 9 mph.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 80 °F

    Showers
    Likely

  • Tonight

    Tonight: Partly cloudy, with a low around 62. West wind around 5 mph becoming light and variable  in the evening.

    Low: 62 °F

    Partly Cloudy

  • Friday

    Friday: A slight chance of showers before 11am.  Mostly cloudy, then gradually becoming sunny, with a high near 74. Light north wind becoming northwest 5 to 9 mph in the morning.  Chance of precipitation is 20%.

    High: 74 °F

    Slight Chance
    Showers then
    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 55. Calm wind.

    Low: 55 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 76. Light and variable wind becoming west around 6 mph in the morning.

    High: 76 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 58. Calm wind.

    Low: 58 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 80. South wind around 6 mph becoming west in the afternoon.

    High: 80 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A chance of showers.  Mostly cloudy, with a low around 63. Calm wind.  Chance of precipitation is 50%.

    Low: 63 °F

    Chance
    Showers

  • Monday

    Monday: A chance of showers.  Mostly cloudy, with a high near 80. Chance of precipitation is 30%.

    High: 80 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
A chance of 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. Mostly cloudy, with a high near 80. West wind 7 to 9 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Partly cloudy, with a low around 62. West wind around 5 mph becoming light and variable in the evening.
Friday
A slight chance of showers before 11am. Mostly cloudy, then gradually becoming sunny, with a high near 74. Light north wind becoming northwest 5 to 9 mph in the morning. Chance of precipitation is 20%.
Friday Night
Mostly clear, with a low around 55. Calm wind.
Saturday
Sunny, with a high near 76. Light and variable wind becoming west around 6 mph in the morning.
Saturday Night
Partly cloudy, with a low around 58. Calm wind.
Sunday
Partly sunny, with a high near 80. South wind around 6 mph becoming west in the afternoon.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 63. Calm wind. Chance of precipitation is 50%.
Monday
A chance of showers. Mostly cloudy, with a high near 80. Chance of precipitation is 30%.
Monday Night
A chance of showers. Mostly cloudy, with a low around 63. Chance of precipitation is 50%.
Tuesday
A chance of showers. Mostly cloudy, with a high near 80. Chance of precipitation is 50%.
Tuesday Night
Showers likely. Mostly cloudy, with a low around 65. Chance of precipitation is 60%.
Wednesday
A chance of showers. Mostly cloudy, with a high near 78. Chance of precipitation is 50%.
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ABOUT THIS FORECAST

 
Point Forecast:
Hannibal NY
 43.33°N 76.58°W (Elev. 308 ft)
9:57 am EDT Aug 27, 2026
12pm EDT Aug 27, 2026-6pm EDT Sep 2, 2026
 
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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