Jay Stream Middle School, IL 14 Day Weather
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Jay Stream Middle School, IL Weather Forecast


Jay Stream Middle School, IL Weather Forecast Dated: 533 AM Wed Sep 09 2026
Expect a mild stretch with a mix of sun and clouds and frequent chances of rain over the coming period. generally humid conditions and no major pressure swings will dominate.
Wednesday, September 9, 2026
Mid-Morning
71°F 22°C
Light Rain
Mid-Afternoon
72°F 22°C
Overcast
Early-Evening
74°F 23°C
Overcast
Pleasant near 72°F 22°C, early showers breaking for a drier afternoon, with steady humidity and steady pressure. Winds turning from the SSE to the WSW at 6 mph 10 km/h.
Thursday, September 10, 2026
Mid-Morning
67°F 19°C
Overcast
Mid-Afternoon
71°F 21°C
Overcast
Early-Evening
66°F 19°C
Overcast
Comfortable with temperatures reaching 71°F 21°C, overcast through the afternoon, turning partly cloudy this evening, with lower humidity and steady pressure. Winds blowing from the NNE at 9 mph 14 km/h.
Friday, September 11, 2026
Mid-Morning
65°F 18°C
Sunny
Mid-Afternoon
75°F 24°C
Sunny
Early-Evening
71°F 22°C
Sunny
Enjoyable around 75°F 24°C, sunny throughout the day, with steady humidity and barometric pressure falling.
Saturday, September 12, 2026
Mid-Morning
68°F 20°C
Overcast
Mid-Afternoon
67°F 20°C
Light Showers
Early-Evening
71°F 22°C
Sunny
Cool with a high near 67°F 20°C, drier morning followed by scattered afternoon showers, with increasing humidity and steady pressure. Winds moving from the SSW to the SSE at 2 mph 3 km/h.
Sunday, September 13, 2026
Mid-Morning
70°F 21°C
Overcast
Mid-Afternoon
76°F 25°C
Overcast
Early-Evening
72°F 22°C
Overcast
Mild with a high of 76°F 25°C, overcast throughout the day, with steady humidity and steady pressure. Winds swinging from the S to the ENE at 8 mph 13 km/h.
Monday, September 14, 2026
Mid-Morning
67°F 19°C
Light Showers
Mid-Afternoon
76°F 24°C
Light Showers
Early-Evening
72°F 22°C
Scattered Showers
Pleasant near 76°F 24°C, locally heavy downpours at times, with steady humidity and steady pressure. Winds blowing from the SW at 14 mph 22 km/h.
Tuesday, September 15, 2026
Mid-Morning
67°F 19°C
Scattered Showers
Mid-Afternoon
69°F 21°C
Scattered Showers
Early-Evening
63°F 18°C
Sunny
Comfortable with temperatures reaching 69°F 21°C, periods of heavy rain and gusty conditions, with lower humidity and barometric pressure rising. Winds turning from the WNW to the NNW at 9 mph 14 km/h.
Wednesday, September 16, 2026
Mid-Morning
58°F 14°C
Sunny
Mid-Afternoon
70°F 21°C
Sunny
Early-Evening
65°F 18°C
Overcast
Enjoyable around 70°F 21°C, sunny in the morning, cloudy in the afternoon, and overcast this evening, with steady humidity and steady pressure. Winds switching from the NE to the E at 8 mph 13 km/h.
Thursday, September 17, 2026
Mid-Morning
64°F 18°C
Cloudy
Mid-Afternoon
78°F 25°C
Sunny
Early-Evening
77°F 25°C
Sunny
Mild temperatures up to 78°F 25°C, partly cloudy in the morning, becoming sunny through the afternoon and evening, with steady humidity and barometric pressure falling. Winds blowing from the SSW at 15 mph 24 km/h. Gusts up to 32 mph 52 km/h.
Friday, September 18, 2026
Mid-Morning
78°F 26°C
Sunny
Mid-Afternoon
81°F 27°C
Cloudy
Early-Evening
67°F 20°C
Sunny
Warm and summery around 81°F 27°C (feels like 85°F 29°C), cloudy in the morning, becoming partly cloudy through the afternoon and evening, with increasing humidity and steady pressure. Winds swinging from the WSW to the NE at 15 mph 25 km/h. Gusts up to 24 mph 38 km/h.
Saturday, September 19, 2026
Mid-Morning
59°F 15°C
Light Showers
Mid-Afternoon
58°F 14°C
Light Showers
Early-Evening
58°F 14°C
Light Showers
Comfortable at 58°F 14°C, persistent showers off and on through the day, with steady humidity and steady pressure. Winds shifting from the ENE to the E at 13 mph 20 km/h. Gusts up to 21 mph 34 km/h.
Sunday, September 20, 2026
Mid-Morning
59°F 15°C
Light Showers
Mid-Afternoon
72°F 22°C
Light Showers
Early-Evening
75°F 24°C
Overcast
Comfortable with temperatures reaching 72°F 22°C, showers through the afternoon, tapering off by evening, with lower humidity and barometric pressure falling. Winds turning from the ESE to the SSE at 11 mph 17 km/h. Gusts up to 26 mph 42 km/h.
Monday, September 21, 2026
Mid-Morning
71°F 22°C
Sunny
Mid-Afternoon
68°F 20°C
Overcast
Early-Evening
62°F 17°C
Overcast
Enjoyable around 68°F 20°C, cloudy in the morning, becoming overcast through the afternoon and evening, with steady humidity and barometric pressure rising. Winds switching from the W to the NW at 9 mph 14 km/h.
Tuesday, September 22, 2026
Mid-Morning
55°F 13°C
Overcast
Mid-Afternoon
60°F 16°C
Overcast
Early-Evening
58°F 14°C
Overcast
Mildly cool near 60°F 16°C, overcast throughout the day, with steady humidity and steady pressure. Winds moving from the N to the ENE at 6 mph 10 km/h.
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