Blanke Lake, IL 14 Day Weather
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Blanke Lake, IL Weather Forecast


Blanke Lake, IL Weather Forecast Dated: 1259 PM Sat Sep 05 2026
Expect a hot stretch with a mix of sun and clouds and frequent chances of rain over the coming period. moderate humidity and no major pressure swings will dominate. Isolated storms at times.
Saturday, September 5, 2026
Mid-Morning
87°F 31°C
Sunny
Mid-Afternoon
103°F 40°C
Sunny
Early-Evening
87°F 31°C
Sunny
Scorching heat reaching 103°F 40°C, feeling like 118°F 48°C, sunny through the afternoon, turning partly cloudy this evening, with steady humidity and barometric pressure falling. Winds turning from the W to the ENE at 9 mph 15 km/h.
Sunday, September 6, 2026
Mid-Morning
77°F 25°C
Sunny
Mid-Afternoon
90°F 32°C
Sunny
Early-Evening
80°F 27°C
Overcast
Hot and sweltering around 90°F 32°C, sunny through the afternoon, turning overcast this evening, with lower humidity and steady pressure. Winds switching from the ENE to the NE at 12 mph 20 km/h. Gusts up to 20 mph 33 km/h.
Monday, September 7, 2026
Mid-Morning
70°F 21°C
Sunny
Mid-Afternoon
89°F 32°C
Sunny
Early-Evening
80°F 27°C
Sunny
Quite warm around 89°F 32°C, sunny through the afternoon, turning partly cloudy this evening, with lower humidity and steady pressure. Winds NE at 8 mph 13 km/h. Gusts up to 22 mph 35 km/h.
Tuesday, September 8, 2026
Mid-Morning
76°F 25°C
Sunny
Mid-Afternoon
97°F 36°C
Sunny
Early-Evening
91°F 33°C
Sunny
Hot temperatures near 97°F 36°C, sunny throughout the day, with lower humidity and steady pressure.
Wednesday, September 9, 2026
Mid-Morning
84°F 29°C
Overcast
Mid-Afternoon
100°F 38°C
Scattered Showers
Early-Evening
87°F 30°C
Scattered Showers
Scorching hot near 100°F 38°C, scattered downpours possible, with steady humidity and barometric pressure falling. Winds swinging from the SW to the NE at 11 mph 18 km/h.
Thursday, September 10, 2026
Mid-Morning
69°F 20°C
Light Showers
Mid-Afternoon
71°F 22°C
Light Showers
Early-Evening
71°F 22°C
Scattered Showers
Pleasant near 71°F 22°C, locally heavy downpours at times, with lower humidity and steady pressure.
Friday, September 11, 2026
Mid-Morning
72°F 22°C
Overcast
Mid-Afternoon
88°F 31°C
Partly Cloudy
Early-Evening
83°F 28°C
Overcast
Balmy with temperatures reaching 88°F 31°C, overcast in the morning, cloudy in the afternoon, and overcast this evening, with lower humidity and barometric pressure falling. Winds shifting from the SE to the S at 8 mph 13 km/h.
Saturday, September 12, 2026
Mid-Morning
72°F 22°C
Overcast
Mid-Afternoon
96°F 36°C
Scattered Showers
Early-Evening
92°F 33°C
Overcast
Hot and sweltering around 96°F 36°C (heat index 99°F 37°C), scattered downpours possible, with lower humidity and steady pressure. Winds turning from the SSE to the S at 12 mph 19 km/h. Gusts up to 24 mph 39 km/h.
Sunday, September 13, 2026
Mid-Morning
85°F 29°C
Sunny
Mid-Afternoon
100°F 38°C
Sunny
Early-Evening
91°F 33°C
Overcast
Scorching hot near 100°F 38°C, cloudy throughout the day, with lower humidity and steady pressure. Winds switching from the SSW to the S at 13 mph 20 km/h. Gusts up to 25 mph 40 km/h.
Monday, September 14, 2026
Mid-Morning
87°F 31°C
Sunny
Mid-Afternoon
107°F 41°C
Sunny
Early-Evening
98°F 37°C
Partly Cloudy
Sweltering heat reaching 107°F 41°C, sunny in the morning, partly cloudy in the afternoon, and cloudy this evening, with lower humidity and steady pressure.
Tuesday, September 15, 2026
Mid-Morning
89°F 32°C
Overcast
Mid-Afternoon
105°F 41°C
Scattered Showers
Early-Evening
85°F 30°C
Cloudy
Dangerously hot temperatures around 105°F 41°C, scattered downpours possible, with increasing humidity and steady pressure. Winds moving from the W to the S at 8 mph 12 km/h.
Wednesday, September 16, 2026
Mid-Morning
83°F 28°C
Overcast
Mid-Afternoon
101°F 38°C
Cloudy
Early-Evening
91°F 33°C
Sunny
Dangerously hot with a high of 101°F 38°C, cloudy in the morning, becoming partly cloudy through the afternoon and evening, with lower humidity and barometric pressure falling. Winds swinging from the S to the ESE at 8 mph 12 km/h.
Thursday, September 17, 2026
Mid-Morning
79°F 26°C
Scattered Showers
Mid-Afternoon
97°F 36°C
Cloudy
Early-Evening
90°F 32°C
Nearby Thunderstorms
Sizzling hot near 97°F 36°C with a heat index reaching 101°F 38°C, periods of heavy rain and gusty conditions, with lower humidity and barometric pressure falling. Winds shifting from the SSW to the S at 9 mph 14 km/h.
Friday, September 18, 2026
Mid-Morning
81°F 27°C
Overcast
Mid-Afternoon
98°F 37°C
Sunny
Early-Evening
90°F 32°C
Sunny
Hot and sweltering around 98°F 37°C (heat index 101°F 38°C), partly cloudy in the morning, sunny in the afternoon, and partly cloudy this evening, with lower humidity and steady pressure. Winds turning from the WSW to the NE at 9 mph 15 km/h.
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