National Weather Service United States Department of Commerce

Flash flooding possible for parts of Upper Midwest

A slow-moving weather system progressing from the northern Plains to the Great Lakes will bring excessive rainfall and a risk of flash flooding to portions of the Upper Midwest on Friday. The heaviest rainfall is expected from central Iowa northeastward across southeastern Minn. and into Wisc. Rainfall totals of 1-2 inches, with locally-higher amounts, are possible through Saturday morning.
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Current Conditions

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Alexandria Bay NY

7 Day Forecast

For More Weather Information:

Buffalo, NY Local Forecast Office

Tonight

Increasing Clouds

Increasing
Clouds

Low: 59 °F

Saturday

Partly Sunny

Partly
Sunny

High: 82 °F

Saturday
Night

Showers Likely Chance for Measurable Precipitation 60%

Showers
Likely

Low: 68 °F

Sunday

Showers Likely Chance for Measurable Precipitation 70%

Showers
Likely

High: 79 °F

Sunday
Night

Chance Thunderstorms Chance for Measurable Precipitation 30%

Chance
Thunderstorms

Low: 64 °F

Labor
Day

Sunny

Sunny

High: 80 °F

Monday
Night

Chance Thunderstorms Chance for Measurable Precipitation 30%

Chance
Thunderstorms

Low: 66 °F

Tuesday

Showers Likely Chance for Measurable Precipitation 60%

Showers
Likely

High: 79 °F

Tuesday
Night

Chance Thunderstorms Chance for Measurable Precipitation 40%

Chance
Thunderstorms

Low: 61 °F

Detailed Forecast

  • Tonight Increasing clouds, with a low around 59. Light and variable wind becoming southeast around 6 mph after midnight.
  • Saturday Partly sunny, with a high near 82. South wind 9 to 13 mph.
  • Saturday Night A slight chance of showers before 11pm, then a chance of showers and thunderstorms between 11pm and 3am, then showers likely and possibly a thunderstorm after 3am. Increasing clouds, with a low around 68. South wind 9 to 13 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
  • Sunday Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 79. Southwest wind 11 to 15 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
  • Sunday Night A chance of showers and thunderstorms, mainly before midnight. Partly cloudy, with a low around 64. Southwest wind 6 to 10 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
  • Labor Day Sunny, with a high near 80.
  • Monday Night A chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Chance of precipitation is 30%.
  • Tuesday Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 79. Chance of precipitation is 60%.
  • Tuesday Night A chance of showers and thunderstorms. Mostly cloudy, with a low around 61. Chance of precipitation is 40%.
  • Wednesday Sunny, with a high near 76.
  • Wednesday Night Clear, with a low around 59.
  • Thursday A chance of thunderstorms. Mostly sunny, with a high near 77. Chance of precipitation is 30%.
  • Thursday Night A chance of thunderstorms. Partly cloudy, with a low around 61. Chance of precipitation is 30%.
  • Friday A chance of thunderstorms. Mostly sunny, with a high near 74. Chance of precipitation is 30%.