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Flat Lake Weather Warning NWS WEATHER ALERT FOR THE FLAT LAKE, WI AREA - Issued: 711 PM CDT Tue Sep 29 2026 Flat Lake Weather Warning

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Flat Lake, WI Weather - Hour by Hour Forecast

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Flat Lake, WI Weather - Hour by Hour Forecast

24 Hour Forecast

Current Conditions - Overcast. Temperature is 59°F15°C, dew point 59°F15°C, humidity 100%. Wind direction is SSW at 6 mph10 km/h with visibility of 4 mi6 km. Barometric pressure is 29.73 in1007 mb.
Tonight - Mostly cloudy. A chance of showers this evening. Patchy fog. Lows in the mid 50s. Southwest winds 10 to 15 mph. Chance of rain 50 .. Full Forecast
Wednesday - Patchy fog in the morning. Mostly sunny. Highs in the upper 70s. Southwest winds 5 to 10 mph... Full Forecast

Flat Lake Hourly Weather

24 Hour Forecast Scroll
Tue, Sep 29
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Flat Lake, WI Hourly Weather - Clear - 9:00 PM Flat Lake, WI Hourly Weather - Clear - 10:00 PM Flat Lake, WI Hourly Weather - Clear - 11:00 PM Flat Lake, WI Hourly Weather - Mostly Cloudy - 12:00 AM Flat Lake, WI Hourly Weather - Mostly Cloudy - 1:00 AM Flat Lake, WI Hourly Weather - Mostly Cloudy - 2:00 AM Flat Lake, WI Hourly Weather - Mostly Cloudy - 3:00 AM Flat Lake, WI Hourly Weather - Mostly Cloudy - 4:00 AM Flat Lake, WI Hourly Weather - Mostly Cloudy - 5:00 AM Flat Lake, WI Hourly Weather - Partly Cloudy - 6:00 AM Flat Lake, WI Hourly Weather - Partly Cloudy - 7:00 AM Flat Lake, WI Hourly Weather - Partly Cloudy - 8:00 AM Flat Lake, WI Hourly Weather - Clear - 9:00 AM Flat Lake, WI Hourly Weather - Clear - 10:00 AM Flat Lake, WI Hourly Weather - Clear - 11:00 AM Flat Lake, WI Hourly Weather - Clear - 12:00 PM Flat Lake, WI Hourly Weather - Clear - 1:00 PM Flat Lake, WI Hourly Weather - Clear - 2:00 PM Flat Lake, WI Hourly Weather - Clear - 3:00 PM Flat Lake, WI Hourly Weather - Clear - 4:00 PM Flat Lake, WI Hourly Weather - Clear - 5:00 PM Flat Lake, WI Hourly Weather - Clear - 6:00 PM Flat Lake, WI Hourly Weather - Clear - 7:00 PM Flat Lake, WI Hourly Weather - Clear - 8:00 PM
Clear Clear Clear Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear
67°F19°C 63°F17°C 62°F17°C 62°F17°C 61°F16°C 60°F16°C 58°F14°C 57°F14°C 56°F13°C 55°F13°C 54°F12°C 56°F13°C 58°F14°C 60°F16°C 61°F16°C 61°F16°C 62°F17°C 61°F16°C 61°F16°C 60°F16°C 58°F14°C 57°F14°C 55°F13°C 53°F12°C
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6% 6% 6% 6% 6% 8% 8% 8% 8% 8% 8% 4% 4% 4% 4% 4% 4% 1% 1% 1% 1% 1% 1% 4%
56°F13°C 55°F13°C 54°F12°C 53°F12°C 52°F11°C 51°F11°C 51°F11°C 50°F10°C 49°F9°C 48°F9°C 47°F8°C 46°F8°C 45°F7°C 44°F7°C 42°F6°C 40°F4°C 38°F3°C 37°F3°C 36°F2°C 35°F2°C 35°F2°C 35°F2°C 35°F2°C 36°F2°C
68% 75% 75% 72% 72% 72% 77% 77% 77% 77% 77% 69% 62% 55% 50% 46% 41% 41% 39% 39% 42% 43% 47% 52%
SW SW SSW SSW SSW SSW W WNW NW NW NW NW NNW NNW NNW NNW NNW NW NW NW NW NW NW NW
1 mph 1 mph 1 mph 2 mph 2 mph 2 mph 3 mph 3 mph 3 mph 3 mph 3 mph 3 mph 7 mph 7 mph 7 mph 10 mph 10 mph 10 mph 9 mph 9 mph 9 mph 6 mph 6 mph 6 mph
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Hour (CDT)
Weather
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Temperature
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POP
Dewpoint
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POP = Probability of Precipitation. ** Indicates missing data/values from KOLG model statistics.

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Prob Precip % = Probability of Precipitation.

Flat Lake 36 Hour Forecast

POP = Probability of Precipitation. ** Indicates missing data/values from model statistics.

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