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

Heavy Rain and Flooding Threat in the Ohio Valley

Gulf moisture will combine with a cold front and will bring heavy rain and scattered flash flooding over parts of the Mid-South into the Ohio Valley through the morning and the Ohio Valley and Central Appalachians on Tuesday. Showers and thunderstorms, some severe, are expected over the Southern Rockies/Southern High Plains on Tuesday. Read More >

Hazardous Weather Conditions

Current conditions at

Rochester, Rochester International Airport (KRST)

Lat: 43.9°NLon: 92.49°WElev: 1316ft.

Fair

55°F

13°C

Humidity 64%
Wind Speed W 7 mph
Barometer 30.20 in (1023.0 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Wind Chill53°F (12°C)
Last update 7 Oct 9:54 am CDT
Extended Forecast for

4 Miles S Byron MN

  • Today

    Today: Increasing clouds, with a high near 66. West wind 7 to 11 mph.

    High: 66 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Areas of frost after 4am. Otherwise, clear, with a low around 35. North wind around 6 mph becoming calm in the evening.

    Low: 35 °F

    Clear then
    Areas Frost

  • Wednesday

    Wednesday: Areas of frost before 9am. Otherwise, sunny, with a high near 63. Calm wind becoming southeast around 6 mph in the afternoon.

    High: 63 °F

    Areas Frost
    then Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 40. Southeast wind around 7 mph.

    Low: 40 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 65. South wind 9 to 15 mph, with gusts as high as 24 mph.

    High: 65 °F

    Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of showers before 1am. Mostly cloudy, with a low around 51. South wind around 11 mph, with gusts as high as 20 mph.

    Low: 51 °F

    Slight Chance
    Showers

  • Friday

    Friday: Sunny, with a high near 73. Southwest wind around 9 mph becoming northwest in the afternoon.

    High: 73 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 48. North wind around 6 mph becoming southeast after midnight.

    Low: 48 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 73. South wind 6 to 15 mph, with gusts as high as 23 mph.

    High: 73 °F

    Mostly Sunny

Detailed Forecast

Today
Increasing clouds, with a high near 66. West wind 7 to 11 mph.
Tonight
Areas of frost after 4am. Otherwise, clear, with a low around 35. North wind around 6 mph becoming calm in the evening.
Wednesday
Areas of frost before 9am. Otherwise, sunny, with a high near 63. Calm wind becoming southeast around 6 mph in the afternoon.
Wednesday Night
Clear, with a low around 40. Southeast wind around 7 mph.
Thursday
Sunny, with a high near 65. South wind 9 to 15 mph, with gusts as high as 24 mph.
Thursday Night
A 20 percent chance of showers before 1am. Mostly cloudy, with a low around 51. South wind around 11 mph, with gusts as high as 20 mph.
Friday
Sunny, with a high near 73. Southwest wind around 9 mph becoming northwest in the afternoon.
Friday Night
Mostly clear, with a low around 48. North wind around 6 mph becoming southeast after midnight.
Saturday
Mostly sunny, with a high near 73. South wind 6 to 15 mph, with gusts as high as 23 mph.
Saturday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 58. South wind around 15 mph, with gusts as high as 24 mph.
Sunday
A 40 percent chance of showers. Partly sunny, with a high near 75. Breezy, with a south wind 15 to 18 mph, with gusts as high as 26 mph.
Sunday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 54. South wind 8 to 11 mph, with gusts as high as 20 mph.
Columbus Day
A 30 percent chance of showers. Mostly sunny, with a high near 70. West wind 7 to 9 mph becoming northwest in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles S Byron MN
 43.98°N 92.64°W
Last Update:
8:41 am CDT Oct 7, 2025
Forecast Valid:
10am CDT Oct 7, 2025-6pm CDT Oct 13, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation