Johnson Slough, IL 14 Day Weather

Feedback E-mail the Weather

Quick Weather Clicks

Johnson Slough, IL Weather - 14-Day Weather Forecast

Current Conditions

Settings
Johnson Slough IL Weather - Mostly Cloudy - 71°F
Mostly Cloudy
71°F
Updated 2:26 pm
Feels Like 64°F
Humidity 54%
Wind W 5 mph
Barometer  30.11 in
Dew Point 54°F
Johnson Slough IL Weather - Mostly Cloudy - 22°C
Mostly Cloudy
22°C
Updated 2:26 pm
Feels Like 18°C
Humidity 54%
Wind W 8 km/h
Barometer  102 kPa
Dew Point 12°C
Johnson Slough, IL Weather and Current Conditionsjohnson slough il weather forecast

Johnson Slough, IL Weather Forecast

Johnson Slough Illinois WeatherJohnson Slough, Illinois Weather Weather Forecast
14 day API weather forecast for Johnson Slough. Note: The 7-day Johnson Slough weather forecast is the most reliable and accurate weather forecast. This model should only be used as a likely scenario. It is difficult to predict weather more than 7 days ahead.
Johnson Slough, IL Weather Forecast Dated: 226 PM Fri Oct 09 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, October 9, 2026

Mid-Morning
Johnson Slough Weather - 2026-10-09 - Morning - Overcast
59°F 15°C
Overcast
Mid-Afternoon
Johnson Slough Weather - 2026-10-09 - Afternoon - Drizzle
66°F 19°C
Drizzle
Early-Evening
Johnson Slough Weather - 2026-10-09 - Evening - Sunny
63°F 18°C
Sunny
Refreshing around 66°F 19°C, drier morning followed by scattered afternoon showers, with increasing humidity and steady pressure.

Saturday, October 10, 2026

Mid-Morning
Johnson Slough Weather - 2026-10-10 - Morning - Overcast
64°F 18°C
Overcast
Mid-Afternoon
Johnson Slough Weather - 2026-10-10 - Afternoon - Overcast
75°F 24°C
Overcast
Early-Evening
Johnson Slough Weather - 2026-10-10 - Evening - Overcast
69°F 20°C
Overcast
Comfortable with temperatures reaching 75°F 24°C, overcast throughout the day, with steady humidity and steady pressure. Winds turning from the S to the SSE at 8 mph 14 km/h. Gusts up to 23 mph 37 km/h.

Sunday, October 11, 2026

Mid-Morning
Johnson Slough Weather - 2026-10-11 - Morning - Cloudy
63°F 17°C
Cloudy
Mid-Afternoon
Johnson Slough Weather - 2026-10-11 - Afternoon - Sunny
74°F 24°C
Sunny
Early-Evening
Johnson Slough Weather - 2026-10-11 - Evening - Sunny
69°F 21°C
Sunny
Enjoyable around 74°F 24°C, cloudy in the morning, becoming sunny through the afternoon and evening, with steady humidity and steady pressure.

Monday, October 12, 2026

Mid-Morning
Johnson Slough Weather - 2026-10-12 - Morning - Overcast
68°F 20°C
Overcast
Mid-Afternoon
Johnson Slough Weather - 2026-10-12 - Afternoon - Cloudy
85°F 29°C
Cloudy
Early-Evening
Johnson Slough Weather - 2026-10-12 - Evening - Sunny
76°F 25°C
Sunny
Warm temperatures up to 85°F 29°C, overcast in the morning, cloudy in the afternoon, and sunny this evening, with steady humidity and barometric pressure falling. Winds switching from the SSW to the SW at 8 mph 13 km/h. Gusts up to 27 mph 44 km/h.

Tuesday, October 13, 2026

Mid-Morning
Johnson Slough Weather - 2026-10-13 - Morning - Sunny
66°F 19°C
Sunny
Mid-Afternoon
Johnson Slough Weather - 2026-10-13 - Afternoon - Sunny
71°F 22°C
Sunny
Early-Evening
Johnson Slough Weather - 2026-10-13 - Evening - Sunny
63°F 17°C
Sunny
Mild with a high of 71°F 22°C, sunny throughout the day, with lower humidity and barometric pressure rising. Winds moving from the NW to the N at 9 mph 14 km/h.

Wednesday, October 14, 2026

Mid-Morning
Johnson Slough Weather - 2026-10-14 - Morning - Sunny
58°F 14°C
Sunny
Mid-Afternoon
Johnson Slough Weather - 2026-10-14 - Afternoon - Sunny
65°F 18°C
Sunny
Early-Evening
Johnson Slough Weather - 2026-10-14 - Evening - Overcast
58°F 15°C
Overcast
Mildly cool near 65°F 18°C, partly cloudy in the morning, cloudy in the afternoon, and overcast this evening, with steady humidity and steady pressure. Winds swinging from the NE to the E at 8 mph 13 km/h.

Thursday, October 15, 2026

Mid-Morning
Johnson Slough Weather - 2026-10-15 - Morning - Overcast
56°F 13°C
Overcast
Mid-Afternoon
Johnson Slough Weather - 2026-10-15 - Afternoon - Overcast
56°F 14°C
Overcast
Early-Evening
Johnson Slough Weather - 2026-10-15 - Evening - Rain
55°F 13°C
Rain
Chilly near 56°F 14°C, drier conditions through late afternoon before showers move in, with increasing humidity and barometric pressure falling. Winds shifting from the SE to the SSE at 9 mph 15 km/h. Gusts up to 25 mph 40 km/h.

Friday, October 16, 2026

Mid-Morning
Johnson Slough Weather - 2026-10-16 - Morning - Overcast
53°F 12°C
Overcast
Mid-Afternoon
Johnson Slough Weather - 2026-10-16 - Afternoon - Scattered Showers
53°F 12°C
Scattered Showers
Early-Evening
Johnson Slough Weather - 2026-10-16 - Evening - Sunny
47°F 8°C
Sunny
Crisp with a high near 53°F 12°C, scattered downpours possible, with lower humidity and barometric pressure rising. Winds turning from the WNW to the W at 20 mph 31 km/h. Gusts up to 38 mph 61 km/h.

Saturday, October 17, 2026

Mid-Morning
Johnson Slough Weather - 2026-10-17 - Morning - Cloudy
39°F 4°C
Cloudy
Mid-Afternoon
Johnson Slough Weather - 2026-10-17 - Afternoon - Overcast
47°F 8°C
Overcast
Early-Evening
Johnson Slough Weather - 2026-10-17 - Evening - Overcast
44°F 7°C
Overcast
Brisk around 47°F 8°C, partly cloudy in the morning, overcast in the afternoon, and sunny this evening, with lower humidity and barometric pressure rising. Winds easing from NW 16 mph 26 km/h to NW 7 mph 12 km/h.

Sunday, October 18, 2026

Mid-Morning
Johnson Slough Weather - 2026-10-18 - Morning - Sunny
41°F 5°C
Sunny
Mid-Afternoon
Johnson Slough Weather - 2026-10-18 - Afternoon - Overcast
51°F 11°C
Overcast
Early-Evening
Johnson Slough Weather - 2026-10-18 - Evening - Cloudy
48°F 9°C
Cloudy
Cool and brisk at 51°F 11°C, cloudy throughout the day, with steady humidity and barometric pressure falling. Winds moving from the SW to the S at 6 mph 10 km/h.

Monday, October 19, 2026

Mid-Morning
Johnson Slough Weather - 2026-10-19 - Morning - Sunny
46°F 8°C
Sunny
Mid-Afternoon
Johnson Slough Weather - 2026-10-19 - Afternoon - Overcast
59°F 15°C
Overcast
Early-Evening
Johnson Slough Weather - 2026-10-19 - Evening - Sunny
54°F 12°C
Sunny
Comfortable at 59°F 15°C, cloudy in the morning, partly cloudy in the afternoon, and sunny this evening, with steady humidity and steady pressure. Winds swinging from the SSW to the W at 5 mph 7 km/h.

Tuesday, October 20, 2026

Mid-Morning
Johnson Slough Weather - 2026-10-20 - Morning - Sunny
53°F 11°C
Sunny
Mid-Afternoon
Johnson Slough Weather - 2026-10-20 - Afternoon - Sunny
65°F 18°C
Sunny
Early-Evening
Johnson Slough Weather - 2026-10-20 - Evening - Sunny
59°F 15°C
Sunny
Cool with a high near 65°F 18°C, sunny through the afternoon, turning cloudy this evening, with lower humidity and steady pressure.

Wednesday, October 21, 2026

Mid-Morning
Johnson Slough Weather - 2026-10-21 - Morning - Overcast
55°F 13°C
Overcast
Mid-Afternoon
Johnson Slough Weather - 2026-10-21 - Afternoon - Cloudy
66°F 19°C
Cloudy
Early-Evening
Johnson Slough Weather - 2026-10-21 - Evening - Overcast
61°F 16°C
Overcast
Refreshing around 66°F 19°C, overcast throughout the day, with steady humidity and barometric pressure falling. Winds out of the SSW at 8 mph 13 km/h.

Thursday, October 22, 2026

Mid-Morning
Johnson Slough Weather - 2026-10-22 - Morning - Drizzle
53°F 12°C
Drizzle
Mid-Afternoon
Johnson Slough Weather - 2026-10-22 - Afternoon - Rain
53°F 12°C
Rain
Early-Evening
Johnson Slough Weather - 2026-10-22 - Evening - Light Rain
57°F 14°C
Light Rain
Cool and brisk at 53°F 12°C, persistent showers off and on through the day, with steady humidity and barometric pressure falling. Winds turning from the S to the SW at 11 mph 17 km/h. Gusts up to 29 mph 47 km/h.

Trending Headlines

Johnson Slough, IL Weather Radar Map

Use the map search tool if you want to place a location marker on the radar map...

Johnson Slough, IL 7 Day Weather

National Two Day Weather Forecast


E-mail the Johnson Slough Weather Forecast

Voice your opinion or tell us about page issues...

Weather by the Numbers

Fri, 9th
Johnson Slough IL Weather - Friday, Oct 9, 2026 - Overcast
Hi: 69°F 20°C
Lo: 56°F 13°C
Sunrise 06:57 AM
Sunset 06:19 PM
Wind S 5 mph9 km/h
Dew Point 45°F7°C
uv Index 1
Barometric Pressure 30.15 in1021 mb
POP 11% *
Humidity 50%
Sat, 10th
Johnson Slough IL Weather - Saturday, Oct 10, 2026 - Overcast
Hi: 76°F 24°C
Lo: 60°F 15°C
Sunrise 06:58 AM
Sunset 06:18 PM
Wind S 11 mph18 km/h
Dew Point 48°F9°C
uv Index 4
Barometric Pressure 30.12 in1020 mb
POP 10% *
Humidity 41%
Sun, 11th
Johnson Slough IL Weather - Sunday, Oct 11, 2026 - Partly Cloudy
Hi: 74°F 24°C
Lo: 60°F 16°C
Sunrise 06:59 AM
Sunset 06:16 PM
Wind S 2 mph3 km/h
Dew Point 57°F14°C
uv Index 4
Barometric Pressure 29.97 in1015 mb
POP 6% *
Humidity 62%
Mon, 12th
Johnson Slough IL Weather - Monday, Oct 12, 2026 - Partly Cloudy
Hi: 85°F 29°C
Lo: 62°F 17°C
Sunrise 07:01 AM
Sunset 06:15 PM
Wind SSW 12 mph19 km/h
Dew Point 57°F14°C
uv Index 4
Barometric Pressure 29.83 in1010 mb
POP 3% *
Humidity 47%
Tue, 13th
Johnson Slough IL Weather - Tuesday, Oct 13, 2026 - Sunny
Hi: 72°F 22°C
Lo: 59°F 15°C
Sunrise 07:02 AM
Sunset 06:13 PM
Wind NW 11 mph17 km/h
Dew Point 53°F12°C
uv Index 6
Barometric Pressure 29.91 in1013 mb
POP 2% *
Humidity 54%
Wed, 14th
Johnson Slough IL Weather - Wednesday, Oct 14, 2026 - Partly Cloudy
Hi: 65°F 18°C
Lo: 55°F 13°C
Sunrise 07:03 AM
Sunset 06:11 PM
Wind ENE 5 mph8 km/h
Dew Point 42°F6°C
uv Index 5
Barometric Pressure 30.18 in1022 mb
POP 2% *
Humidity 48%
Thu, 15th
Johnson Slough IL Weather - Thursday, Oct 15, 2026 - Overcast
Hi: 59°F 15°C
Lo: 54°F 12°C
Sunrise 07:04 AM
Sunset 06:10 PM
Wind SSE 7 mph11 km/h
Dew Point 42°F5°C
uv Index 3
Barometric Pressure 30.06 in1018 mb
POP 13% *
Humidity 54%
Fri, 16th
Johnson Slough IL Weather - Friday, Oct 16, 2026 - Sunny
Hi: 66°F 19°C
Lo: 43°F 6°C
Sunrise 07:05 AM
Sunset 06:08 PM
Wind W 19 mph30 km/h
Dew Point 38°F3°C
uv Index 4
Barometric Pressure 29.83 in1010 mb
POP 6% *
Humidity 56%
Sat, 17th
Johnson Slough IL Weather - Saturday, Oct 17, 2026 - Sunny
Hi: 47°F 8°C
Lo: 37°F 3°C
Sunrise 07:06 AM
Sunset 06:07 PM
Wind NW 15 mph24 km/h
Dew Point 24°F-4°C
uv Index 3
Barometric Pressure 30.3 in1026 mb
POP 6% *
Humidity 46%
Sun, 18th
Johnson Slough IL Weather - Sunday, Oct 18, 2026 - Overcast
Hi: 52°F 11°C
Lo: 37°F 3°C
Sunrise 07:07 AM
Sunset 06:05 PM
Wind SSW 8 mph13 km/h
Dew Point 23°F-5°C
uv Index 2
Barometric Pressure 30.36 in1028 mb
POP 10% *
Humidity 38%
Mon, 19th
Johnson Slough IL Weather - Monday, Oct 19, 2026 - Cloudy
Hi: 60°F 16°C
Lo: 41°F 5°C
Sunrise 07:09 AM
Sunset 06:04 PM
Wind SW 10 mph15 km/h
Dew Point 33°F1°C
uv Index 3
Barometric Pressure 30.24 in1024 mb
POP 10% *
Humidity 44%
Tue, 20th
Johnson Slough IL Weather - Tuesday, Oct 20, 2026 - Sunny
Hi: 66°F 19°C
Lo: 47°F 8°C
Sunrise 07:10 AM
Sunset 06:02 PM
Wind SSE 4 mph7 km/h
Dew Point 42°F5°C
uv Index 5
Barometric Pressure 30.36 in1028 mb
POP 2% *
Humidity 50%
Wed, 21st
Johnson Slough IL Weather - Wednesday, Oct 21, 2026 - Overcast
Hi: 66°F 19°C
Lo: 52°F 11°C
Sunrise 07:11 AM
Sunset 06:01 PM
Wind SSW 10 mph15 km/h
Dew Point 41°F5°C
uv Index 4
Barometric Pressure 30.27 in1025 mb
POP 9% *
Humidity 45%
Thu, 22nd
Johnson Slough IL Weather - Thursday, Oct 22, 2026 - Light Rain
Hi: 58°F 14°C
Lo: 52°F 11°C
Sunrise 07:12 AM
Sunset 05:59 PM
Wind S 11 mph17 km/h
Dew Point 49°F10°C
uv Index 3
Barometric Pressure 30 in1016 mb
POP 88% *
Humidity 90%
* POP = Probability of Precipitation. Data for 12:00 PM.