Watching Hurricane Erin; Heavy Rainfall Threat for Upper Midwest; Heatrisk for Mississippi Valley

Hurricane Erin continues to track westward with its outer bands bringing heavy rainfall and gusty winds for Puerto Rico and US Virgin Islands. Life-threatening surf and rip currents are occurring and will spread across the Atlantic coasts this week. Meanwhile, heavy rainfall and possible flooding are in the forecast for upper Midwest through Monday. Heatrisk continues for the Mississippi Valley. Read More >

Current conditions at

Siren, Burnett County Airport (KRZN)

Lat: 45.82°NLon: 92.37°WElev: 988ft.

Overcast

65°F

18°C

Humidity 94%
Wind Speed SE 7 mph
Barometer 30.01 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 18 Aug 3:35 am CDT
Extended Forecast for

2 Miles NW Lewis WI

Flood Watch August 18, 03:47am until August 18, 10:00am
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch August 18, 03:47am until August 18, 10:00am

    NOW until 10:00am Mon

    Flood Watch

  • Overnight

    Low: 64 °F

    Chance
    T-storms

  • Monday

    Monday: A 50 percent chance of showers and thunderstorms, mainly before 1pm.  Cloudy, with a high near 77. Southeast wind around 10 mph becoming southwest in the afternoon.  New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 77 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: Patchy fog after 10pm.  Otherwise, partly cloudy, with a low around 62. North northwest wind around 5 mph.

    Low: 62 °F

    Patchy Fog

  • Tuesday

    Tuesday: Mostly sunny, with a high near 78. North northwest wind around 5 mph.

    High: 78 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog after 10pm.  Otherwise, mostly clear, with a low around 57. North wind around 5 mph becoming calm  in the evening.

    Low: 57 °F

    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog before 8am.  Otherwise, sunny, with a high near 80. Calm wind becoming northeast around 5 mph.

    High: 80 °F

    Patchy Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog after 11pm.  Otherwise, mostly clear, with a low around 58. Calm wind.

    Low: 58 °F

    Patchy Fog

  • Thursday

    Thursday: Patchy fog before 8am.  Otherwise, sunny, with a high near 81. Calm wind becoming south southwest around 5 mph in the morning.

    High: 81 °F

    Patchy Fog
    then Sunny

Detailed Forecast

Overnight
A 50 percent chance of showers and thunderstorms. Cloudy, with a steady temperature around 64. Southeast wind 10 to 15 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday
A 50 percent chance of showers and thunderstorms, mainly before 1pm. Cloudy, with a high near 77. Southeast wind around 10 mph becoming southwest in the afternoon. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday Night
Patchy fog after 10pm. Otherwise, partly cloudy, with a low around 62. North northwest wind around 5 mph.
Tuesday
Mostly sunny, with a high near 78. North northwest wind around 5 mph.
Tuesday Night
Patchy fog after 10pm. Otherwise, mostly clear, with a low around 57. North wind around 5 mph becoming calm in the evening.
Wednesday
Patchy fog before 8am. Otherwise, sunny, with a high near 80. Calm wind becoming northeast around 5 mph.
Wednesday Night
Patchy fog after 11pm. Otherwise, mostly clear, with a low around 58. Calm wind.
Thursday
Patchy fog before 8am. Otherwise, sunny, with a high near 81. Calm wind becoming south southwest around 5 mph in the morning.
Thursday Night
A 30 percent chance of showers and thunderstorms after 1am. Increasing clouds, with a low around 62. South wind around 5 mph.
Friday
A 20 percent chance of showers and thunderstorms. Mostly cloudy, then gradually becoming sunny, with a high near 78. Southwest wind around 5 mph becoming northwest in the afternoon.
Friday Night
Mostly clear, with a low around 54. West northwest wind around 5 mph.
Saturday
Sunny, with a high near 70. West northwest wind 5 to 10 mph.
Saturday Night
Mostly clear, with a low around 49. Northwest wind 5 to 10 mph.
Sunday
Mostly sunny, with a high near 68. Northwest wind 5 to 10 mph.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NW Lewis WI
 45.71°N 92.41°W (Elev. 1099 ft)
3:09 am CDT Aug 18, 2025
3am 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