Weather WorldFoster Lake, WI 14 Day Weather
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Foster Lake, WI Weather Forecast
Foster Lake, WI Weather Forecast Dated: 1259 AM Fri Sep 11 2026
Expect a cool pattern with a mix of sun and clouds and occasional showers over the coming period. moderate humidity and no major pressure swings will dominate.
Friday, September 11, 2026
Mid-Morning
60°F 16°C
Overcast
Mid-Afternoon
78°F 25°C
Overcast
Early-Evening
71°F 22°C
Overcast
Pleasant near 78°F 25°C, overcast throughout the day, with lower humidity and barometric pressure falling. Winds turning from the SSW to the S at 12 mph 19 km/h. Gusts up to 26 mph 42 km/h.
Saturday, September 12, 2026
Mid-Morning
61°F 16°C
Partly Cloudy
Mid-Afternoon
73°F 23°C
Sunny
Early-Evening
65°F 19°C
Sunny
Comfortable with temperatures reaching 73°F 23°C, cloudy in the morning, becoming sunny through the afternoon and evening, with lower humidity and barometric pressure rising. Winds switching from the WSW to the NNE at 6 mph 9 km/h.
Sunday, September 13, 2026
Mid-Morning
49°F 10°C
Overcast
Mid-Afternoon
60°F 16°C
Sunny
Early-Evening
54°F 13°C
Sunny
Comfortable at 60°F 16°C, overcast in the morning, becoming sunny through the afternoon and evening, with steady humidity and steady pressure. Winds moving from the NNW to the NE at 6 mph 9 km/h.
Monday, September 14, 2026
Mid-Morning
49°F 10°C
Rain
Mid-Afternoon
50°F 10°C
Light Showers
Early-Evening
50°F 11°C
Overcast
Crisp with a high near 50°F 10°C, intermittent showers through midday, easing by evening, with steady humidity and steady pressure. Winds swinging from the SE to the SSE at 13 mph 21 km/h. Gusts up to 35 mph 57 km/h.
Tuesday, September 15, 2026
Mid-Morning
56°F 13°C
Overcast
Mid-Afternoon
64°F 18°C
Partly Cloudy
Early-Evening
56°F 13°C
Sunny
Refreshing around 64°F 18°C, overcast in the morning, becoming sunny through the afternoon and evening, with lower humidity and barometric pressure rising. Winds shifting from the W to the ESE at 8 mph 13 km/h.
Wednesday, September 16, 2026
Mid-Morning
51°F 10°C
Light Fog
Mid-Afternoon
63°F 17°C
Overcast
Early-Evening
63°F 17°C
Overcast
Mildly cool near 63°F 17°C, overcast throughout the day, with lower humidity and steady pressure.
Thursday, September 17, 2026
Mid-Morning
56°F 14°C
Sunny
Mid-Afternoon
69°F 21°C
Sunny
Early-Evening
66°F 19°C
Sunny
Comfortable with temperatures reaching 69°F 21°C, sunny throughout the day, with steady humidity and steady pressure. Winds turning from the WSW to the SW at 7 mph 11 km/h.
Friday, September 18, 2026
Mid-Morning
59°F 15°C
Sunny
Mid-Afternoon
71°F 22°C
Sunny
Early-Evening
70°F 22°C
Sunny
Enjoyable around 71°F 22°C, sunny through the afternoon, turning partly cloudy this evening, with lower humidity and barometric pressure falling. Winds out of the WSW at 12 mph 19 km/h. Gusts up to 20 mph 32 km/h.
Saturday, September 19, 2026
Mid-Morning
59°F 15°C
Sunny
Mid-Afternoon
69°F 20°C
Sunny
Early-Evening
62°F 17°C
Sunny
Mild temperatures up to 69°F 20°C, sunny throughout the day, with lower humidity and steady pressure.
Sunday, September 20, 2026
Mid-Morning
55°F 13°C
Partly Cloudy
Mid-Afternoon
68°F 20°C
Overcast
Early-Evening
65°F 19°C
Overcast
Mild with a high of 68°F 20°C, partly cloudy in the morning, becoming overcast through the afternoon and evening, with steady humidity and barometric pressure falling. Winds moving from the SSE to the S at 8 mph 13 km/h. Gusts up to 21 mph 33 km/h.
Monday, September 21, 2026
Mid-Morning
62°F 17°C
Fog
Mid-Afternoon
72°F 22°C
Overcast
Early-Evening
68°F 21°C
Overcast
Pleasant near 72°F 22°C, overcast throughout the day, with lower humidity and barometric pressure falling. Winds swinging from the SSW to the S at 8 mph 13 km/h. Gusts up to 21 mph 35 km/h.
Tuesday, September 22, 2026
Mid-Morning
52°F 11°C
Nearby Thunderstorms
Mid-Afternoon
66°F 19°C
Sunny
Early-Evening
61°F 16°C
Cloudy
Cool with a high near 66°F 19°C, heavy thunderstorms conditions at times, with lower humidity and barometric pressure falling. Winds out of the WSW at 12 mph 19 km/h. Gusts up to 23 mph 37 km/h.
Wednesday, September 23, 2026
Mid-Morning
43°F 6°C
Overcast
Mid-Afternoon
48°F 9°C
Overcast
Early-Evening
46°F 8°C
Scattered Showers
Brisk around 48°F 9°C, periods of heavy rain and gusty conditions, with steady humidity and steady pressure. Winds turning from the ESE to the NNE at 6 mph 10 km/h.
Thursday, September 24, 2026
Mid-Morning
45°F 7°C
Sunny
Mid-Afternoon
59°F 15°C
Sunny
Early-Evening
53°F 12°C
Sunny
Mildly cool near 59°F 15°C, sunny throughout the day, with steady humidity and steady pressure.
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