Heavy to Excessive Rains in The Four Corners Region and Midwest; Heat Persists in the South-Central U.S.

Repeated rounds of showers and thunderstorms could bring a flash flooding threat across the Four Corners region and from the mid-Mississippi Valley into the lower Great Lakes. Hot temperatures and high humidity will continue to challenge daily records from the Southern Plains to the lower Mississippi Valley. Read More >

Current conditions at

Rochester, Rochester International Airport (KRST)

Lat: 43.9°NLon: 92.49°WElev: 1316ft.

Fair

69°F

21°C

Humidity 57%
Wind Speed SE 8 mph
Barometer 30.34 in (1027.3 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 16 Sep 1:54 pm CDT
Extended Forecast for

4 Miles SSE Byron MN

  • This Afternoon

    This Afternoon: Mostly sunny, with a steady temperature around 70. East wind around 8 mph.

    High: 70 °F

    Mostly Sunny

  • Tonight

    Tonight: Showers likely, mainly after 1am.  Mostly cloudy, with a low around 59. East wind around 6 mph becoming calm  after midnight.  Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 59 °F

    Showers
    Likely

  • Thursday

    Thursday: A 10 percent chance of showers before 7am.  Mostly cloudy, with a high near 74. Calm wind becoming northeast around 5 mph in the afternoon.

    High: 74 °F

    Slight Chance
    Showers then
    Partly Sunny

  • Thursday Night

    Thursday Night: A 30 percent chance of showers, mainly after 5am.  Mostly cloudy, with a low around 58. East wind 3 to 6 mph.

    Low: 58 °F

    Mostly Cloudy
    then Chance
    Showers

  • Friday

    Friday: Showers, with thunderstorms also possible after 10am.  High near 70. Breezy, with a southeast wind 8 to 16 mph, with gusts as high as 25 mph.  Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    High: 70 °F

    Showers and
    Breezy

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall.  Low around 61. Breezy, with an east wind 10 to 16 mph, with gusts as high as 25 mph.  Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.

    Low: 61 °F

    Heavy Rain
    and Breezy

  • Saturday

    Saturday: A chance of showers and thunderstorms.  Mostly cloudy, with a high near 70. North wind 8 to 11 mph.  Chance of precipitation is 40%.

    High: 70 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A 30 percent chance of showers before 1am.  Mostly cloudy, with a low around 56. Northeast wind 8 to 10 mph.

    Low: 56 °F

    Chance
    Showers

  • Sunday

    Sunday: A 40 percent chance of showers.  Mostly cloudy, with a high near 63. East wind 9 to 13 mph.

    High: 63 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Mostly sunny, with a steady temperature around 70. East wind around 8 mph.
Tonight
Showers likely, mainly after 1am. Mostly cloudy, with a low around 59. East wind around 6 mph becoming calm after midnight. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
A 10 percent chance of showers before 7am. Mostly cloudy, with a high near 74. Calm wind becoming northeast around 5 mph in the afternoon.
Thursday Night
A 30 percent chance of showers, mainly after 5am. Mostly cloudy, with a low around 58. East wind 3 to 6 mph.
Friday
Showers, with thunderstorms also possible after 10am. High near 70. Breezy, with a southeast wind 8 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Friday Night
Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 61. Breezy, with an east wind 10 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.
Saturday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 70. North wind 8 to 11 mph. Chance of precipitation is 40%.
Saturday Night
A 30 percent chance of showers before 1am. Mostly cloudy, with a low around 56. Northeast wind 8 to 10 mph.
Sunday
A 40 percent chance of showers. Mostly cloudy, with a high near 63. East wind 9 to 13 mph.
Sunday Night
A 50 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 53. East wind 8 to 10 mph.
Monday
A 50 percent chance of showers. Mostly cloudy, with a high near 62. East wind 8 to 10 mph.
Monday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 52. East wind 6 to 8 mph.
Tuesday
A 20 percent chance of showers. Partly sunny, with a high near 65. East wind 6 to 8 mph.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSE Byron MN
 43.98°N 92.61°W
1:56 pm CDT Sep 16, 2026
2pm CDT Sep 16, 2026-6pm CDT Sep 22, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database