Tracking Major Hurricane Erin; Hot in the Mid-Mississippi Valley

Major Hurricane Erin is tracking just north of the lower Bahamas today. Dangerous surf and rip current threats increase this week for most of the Atlantic coastline. Erin's outerbands may impact the Outer Banks later this week. Hot to extremely hot temperatures are forecast today and Tuesday from a part of the southern Plains into the central to lower Mississippi River Valley. Read More >

Hazardous Weather Conditions

Current conditions at

Mankato, Mankato Regional Airport (KMKT)

Lat: 44.22°NLon: 93.92°WElev: 1020ft.

Overcast

73°F

23°C

Humidity 94%
Wind Speed S 3 mph
Barometer 30.00 in (1015.4 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Last update 18 Aug 11:56 am CDT
Extended Forecast for

9 Miles NW Saint Peter MN

  • This Afternoon

    This Afternoon: Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms between 1pm and 2pm.  Partly sunny, with a high near 83. South southwest wind around 5 mph becoming west northwest.  Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 83 °F

    Showers
    Likely

  • Tonight

    Tonight: Patchy fog after 9pm.  Otherwise, partly cloudy, with a low around 67. North wind around 5 mph becoming calm  in the evening.

    Low: 67 °F

    Patchy Fog

  • Tuesday

    Tuesday: Patchy fog before 10am.  Otherwise, mostly sunny, with a high near 83. Calm wind becoming north northwest around 5 mph in the afternoon.

    High: 83 °F

    Patchy Fog
    then Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog after midnight.  Otherwise, mostly clear, with a low around 62. North wind around 5 mph becoming calm  in the evening.

    Low: 62 °F

    Mostly Clear
    then Patchy
    Fog

  • Wednesday

    Wednesday: Patchy fog before 9am.  Otherwise, sunny, with a high near 81. Calm wind becoming east around 5 mph in the afternoon.

    High: 81 °F

    Patchy Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog after midnight.  Otherwise, mostly clear, with a low around 60. Calm wind becoming southeast around 5 mph.

    Low: 60 °F

    Mostly Clear
    then Patchy
    Fog

  • Thursday

    Thursday: Patchy fog before 8am.  Otherwise, sunny, with a high near 81. South wind 5 to 10 mph.

    High: 81 °F

    Patchy Fog
    then Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of showers and thunderstorms after 1am.  Partly cloudy, with a low around 63. South wind around 5 mph.

    Low: 63 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms.  Mostly sunny, with a high near 78. Southwest wind 5 to 10 mph becoming north northwest in the afternoon.

    High: 78 °F

    Slight Chance
    T-storms

Detailed Forecast

This Afternoon
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms between 1pm and 2pm. Partly sunny, with a high near 83. South southwest wind around 5 mph becoming west northwest. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Patchy fog after 9pm. Otherwise, partly cloudy, with a low around 67. North wind around 5 mph becoming calm in the evening.
Tuesday
Patchy fog before 10am. Otherwise, mostly sunny, with a high near 83. Calm wind becoming north northwest around 5 mph in the afternoon.
Tuesday Night
Patchy fog after midnight. Otherwise, mostly clear, with a low around 62. North wind around 5 mph becoming calm in the evening.
Wednesday
Patchy fog before 9am. Otherwise, sunny, with a high near 81. Calm wind becoming east around 5 mph in the afternoon.
Wednesday Night
Patchy fog after midnight. Otherwise, mostly clear, with a low around 60. Calm wind becoming southeast around 5 mph.
Thursday
Patchy fog before 8am. Otherwise, sunny, with a high near 81. South wind 5 to 10 mph.
Thursday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 63. South wind around 5 mph.
Friday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 78. Southwest wind 5 to 10 mph becoming north northwest in the afternoon.
Friday Night
Mostly clear, with a low around 57. West northwest wind around 5 mph.
Saturday
Sunny, with a high near 71. Northwest wind 5 to 10 mph.
Saturday Night
Mostly clear, with a low around 51. Northwest wind around 5 mph.
Sunday
Sunny, with a high near 70. North northwest wind 5 to 10 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles NW Saint Peter MN
 44.4°N 94.1°W (Elev. 997 ft)
12:48 pm CDT Aug 18, 2025
12pm CDT Aug 18, 2025-6pm CDT Aug 24, 2025
 
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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