Lost Lake, IL 14 Day Weather

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Lost Lake, IL Weather - 14-Day Weather Forecast

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Lost Lake IL Weather - Partly Cloudy - 72°F
Partly Cloudy
72°F
Updated 2:24 pm
Feels Like 63°F
Humidity 35%
Wind N 0 mph
Barometer  30.15 in
Dew Point 44°F
Lost Lake IL Weather - Partly Cloudy - 22°C
Partly Cloudy
22°C
Updated 2:24 pm
Feels Like 17°C
Humidity 35%
Wind N 0 km/h
Barometer  102 kPa
Dew Point 7°C
Lost Lake, IL Weather and Current Conditionslost lake il weather forecast

Lost Lake, IL Weather Forecast

Lost Lake Illinois WeatherLost Lake, Illinois Weather Weather Forecast
14 day API Lost Lake weather forecast. Note. Our 7-day Lost Lake weather forecast is our most reliable and accurate forecast. This model should only be used as a likely scenario. Forecasting more than 7 days is difficult.
Lost Lake, IL Weather Forecast Dated: 224 PM Sat Sep 26 2026
Expect a cool pattern with a mix of sun and clouds and occasional showers over the coming period. moderate humidity and a stable pattern will dominate.

Saturday, September 26, 2026

Mid-Morning
Lost Lake Weather - 2026-09-26 - Morning - Overcast
55°F 13°C
Overcast
Mid-Afternoon
Lost Lake Weather - 2026-09-26 - Afternoon - Overcast
68°F 20°C
Overcast
Early-Evening
Lost Lake Weather - 2026-09-26 - Evening - Overcast
64°F 18°C
Overcast
Pleasant near 68°F 20°C, overcast throughout the day, with steady humidity and barometric pressure falling.

Sunday, September 27, 2026

Mid-Morning
Lost Lake Weather - 2026-09-27 - Morning - Sunny
57°F 14°C
Sunny
Mid-Afternoon
Lost Lake Weather - 2026-09-27 - Afternoon - Overcast
71°F 22°C
Overcast
Early-Evening
Lost Lake Weather - 2026-09-27 - Evening - Partly Cloudy
65°F 19°C
Partly Cloudy
Comfortable with temperatures reaching 71°F 22°C, sunny in the morning, overcast in the afternoon, and sunny this evening, with steady humidity and steady pressure.

Monday, September 28, 2026

Mid-Morning
Lost Lake Weather - 2026-09-28 - Morning - Sunny
57°F 14°C
Sunny
Mid-Afternoon
Lost Lake Weather - 2026-09-28 - Afternoon - Sunny
72°F 22°C
Sunny
Early-Evening
Lost Lake Weather - 2026-09-28 - Evening - Overcast
67°F 20°C
Overcast
Enjoyable around 72°F 22°C, sunny through the afternoon, turning partly cloudy this evening, with steady humidity and barometric pressure falling.

Tuesday, September 29, 2026

Mid-Morning
Lost Lake Weather - 2026-09-29 - Morning - Cloudy
62°F 17°C
Cloudy
Mid-Afternoon
Lost Lake Weather - 2026-09-29 - Afternoon - Cloudy
75°F 24°C
Cloudy
Early-Evening
Lost Lake Weather - 2026-09-29 - Evening - Overcast
72°F 22°C
Overcast
Mild temperatures up to 75°F 24°C, cloudy through the afternoon, turning overcast this evening, with lower humidity and steady pressure. Winds turning from the SSE to the ESE at 4 mph 7 km/h.

Wednesday, September 30, 2026

Mid-Morning
Lost Lake Weather - 2026-09-30 - Morning - Light Rain
64°F 18°C
Light Rain
Mid-Afternoon
Lost Lake Weather - 2026-09-30 - Afternoon - Scattered Showers
64°F 18°C
Scattered Showers
Early-Evening
Lost Lake Weather - 2026-09-30 - Evening - Light Showers
66°F 19°C
Light Showers
Refreshing around 64°F 18°C, scattered downpours possible, with lower humidity and steady pressure. Winds switching from the SW to the ESE at 8 mph 13 km/h.

Thursday, October 1, 2026

Mid-Morning
Lost Lake Weather - 2026-10-01 - Morning - Overcast
70°F 21°C
Overcast
Mid-Afternoon
Lost Lake Weather - 2026-10-01 - Afternoon - Light Showers
69°F 21°C
Light Showers
Early-Evening
Lost Lake Weather - 2026-10-01 - Evening - Light Showers
68°F 20°C
Light Showers
Pleasant near 69°F 21°C, dry early, with showers continuing through afternoon and evening, with increasing humidity and steady pressure.

Friday, October 2, 2026

Mid-Morning
Lost Lake Weather - 2026-10-02 - Morning - Light Showers
69°F 20°C
Light Showers
Mid-Afternoon
Lost Lake Weather - 2026-10-02 - Afternoon - Scattered Showers
64°F 18°C
Scattered Showers
Early-Evening
Lost Lake Weather - 2026-10-02 - Evening - Scattered Showers
61°F 16°C
Scattered Showers
Comfortable at 64°F 18°C, periods of heavy rain and gusty conditions, with steady humidity and barometric pressure rising. Winds moving from the SSE to the NE at 11 mph 18 km/h. Gusts up to 22 mph 35 km/h.

Saturday, October 3, 2026

Mid-Morning
Lost Lake Weather - 2026-10-03 - Morning - Light Fog
64°F 18°C
Light Fog
Mid-Afternoon
Lost Lake Weather - 2026-10-03 - Afternoon - Scattered Showers
72°F 22°C
Scattered Showers
Early-Evening
Lost Lake Weather - 2026-10-03 - Evening - Overcast
71°F 22°C
Overcast
Enjoyable around 72°F 22°C, scattered downpours possible, with steady humidity and steady pressure. Winds swinging from the SSE to the SW at 6 mph 9 km/h.

Sunday, October 4, 2026

Mid-Morning
Lost Lake Weather - 2026-10-04 - Morning - Overcast
49°F 10°C
Overcast
Mid-Afternoon
Lost Lake Weather - 2026-10-04 - Afternoon - Sunny
58°F 14°C
Sunny
Early-Evening
Lost Lake Weather - 2026-10-04 - Evening - Sunny
53°F 12°C
Sunny
Refreshing around 58°F 14°C, cloudy in the morning, becoming sunny through the afternoon and evening, with steady humidity and barometric pressure rising. Winds tapering down from NNW 16 mph 26 km/h to NNW 8 mph 13 km/h.

Monday, October 5, 2026

Mid-Morning
Lost Lake Weather - 2026-10-05 - Morning - Sunny
45°F 7°C
Sunny
Mid-Afternoon
Lost Lake Weather - 2026-10-05 - Afternoon - Partly Cloudy
50°F 10°C
Partly Cloudy
Early-Evening
Lost Lake Weather - 2026-10-05 - Evening - Partly Cloudy
46°F 8°C
Partly Cloudy
Cool and brisk at 50°F 10°C, sunny in the morning, partly cloudy in the afternoon, and cloudy this evening, with steady humidity and steady pressure. Winds turning from the N to the NW at 8 mph 12 km/h.

Tuesday, October 6, 2026

Mid-Morning
Lost Lake Weather - 2026-10-06 - Morning - Sunny
43°F 6°C
Sunny
Mid-Afternoon
Lost Lake Weather - 2026-10-06 - Afternoon - Sunny
49°F 9°C
Sunny
Early-Evening
Lost Lake Weather - 2026-10-06 - Evening - Partly Cloudy
44°F 7°C
Partly Cloudy
Chilly near 49°F 9°C, sunny in the morning, partly cloudy in the afternoon, and sunny this evening, with steady humidity and steady pressure. Winds switching from the NW to the NNW at 8 mph 13 km/h.

Wednesday, October 7, 2026

Mid-Morning
Lost Lake Weather - 2026-10-07 - Morning - Sunny
39°F 4°C
Sunny
Mid-Afternoon
Lost Lake Weather - 2026-10-07 - Afternoon - Sunny
47°F 8°C
Sunny
Early-Evening
Lost Lake Weather - 2026-10-07 - Evening - Partly Cloudy
43°F 6°C
Partly Cloudy
Crisp with a high near 47°F 8°C, sunny in the morning, partly cloudy in the afternoon, and sunny this evening, with steady humidity and steady pressure. Winds moving from the ESE to the N at 7 mph 11 km/h.

Thursday, October 8, 2026

Mid-Morning
Lost Lake Weather - 2026-10-08 - Morning - Sunny
40°F 5°C
Sunny
Mid-Afternoon
Lost Lake Weather - 2026-10-08 - Afternoon - Sunny
51°F 11°C
Sunny
Early-Evening
Lost Lake Weather - 2026-10-08 - Evening - Sunny
47°F 8°C
Sunny
Brisk around 51°F 11°C, sunny throughout the day, with steady humidity and barometric pressure falling. Winds swinging from the WSW to the SSW at 7 mph 12 km/h.

Friday, October 9, 2026

Mid-Morning
Lost Lake Weather - 2026-10-09 - Morning - Overcast
44°F 7°C
Overcast
Mid-Afternoon
Lost Lake Weather - 2026-10-09 - Afternoon - Sunny
58°F 15°C
Sunny
Early-Evening
Lost Lake Weather - 2026-10-09 - Evening - Sunny
55°F 13°C
Sunny
Mildly cool near 58°F 15°C, overcast in the morning, sunny in the afternoon, and partly cloudy this evening, with steady humidity and steady pressure. Winds shifting from the SW to the SE at 4 mph 6 km/h.

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Weather by the Numbers

Sat, 26th
Lost Lake IL Weather - Saturday, Sep 26, 2026 - Overcast
Hi: 69°F 20°C
Lo: 52°F 11°C
Sunrise 06:49 AM
Sunset 06:47 PM
Wind ESE 8 mph12 km/h
Dew Point 48°F9°C
uv Index 5
Barometric Pressure 30.18 in1022 mb
POP 13% *
Humidity 55%
Sun, 27th
Lost Lake IL Weather - Sunday, Sep 27, 2026 - Sunny
Hi: 71°F 22°C
Lo: 55°F 13°C
Sunrise 06:50 AM
Sunset 06:46 PM
Wind E 6 mph9 km/h
Dew Point 48°F9°C
uv Index 4
Barometric Pressure 30.09 in1019 mb
POP 2% *
Humidity 50%
Mon, 28th
Lost Lake IL Weather - Monday, Sep 28, 2026 - Sunny
Hi: 73°F 23°C
Lo: 53°F 12°C
Sunrise 06:51 AM
Sunset 06:44 PM
Wind E 3 mph5 km/h
Dew Point 47°F8°C
uv Index 3
Barometric Pressure 30.09 in1019 mb
POP 1% *
Humidity 46%
Tue, 29th
Lost Lake IL Weather - Tuesday, Sep 29, 2026 - Overcast
Hi: 76°F 24°C
Lo: 59°F 15°C
Sunrise 06:52 AM
Sunset 06:42 PM
Wind S 11 mph18 km/h
Dew Point 54°F12°C
uv Index 2
Barometric Pressure 29.97 in1015 mb
POP 12% *
Humidity 52%
Wed, 30th
Lost Lake IL Weather - Wednesday, Sep 30, 2026 - Light Rain Shower
Hi: 67°F 19°C
Lo: 62°F 17°C
Sunrise 06:53 AM
Sunset 06:40 PM
Wind SSW 8 mph12 km/h
Dew Point 64°F18°C
uv Index 4
Barometric Pressure 29.83 in1010 mb
POP 78% *
Humidity 97%
Thu, 1st
Lost Lake IL Weather - Thursday, Oct 1, 2026 - Light Rain Shower
Hi: 73°F 23°C
Lo: 67°F 19°C
Sunrise 06:54 AM
Sunset 06:39 PM
Wind SW 9 mph14 km/h
Dew Point 64°F18°C
uv Index 5
Barometric Pressure 29.85 in1011 mb
POP 41% *
Humidity 76%
Fri, 2nd
Lost Lake IL Weather - Friday, Oct 2, 2026 - Light Rain Shower
Hi: 70°F 21°C
Lo: 60°F 16°C
Sunrise 06:55 AM
Sunset 06:37 PM
Wind NE 12 mph19 km/h
Dew Point 64°F18°C
uv Index 4
Barometric Pressure 29.85 in1011 mb
POP 44% *
Humidity 89%
Sat, 3rd
Lost Lake IL Weather - Saturday, Oct 3, 2026 - Partly Cloudy
Hi: 72°F 22°C
Lo: 60°F 16°C
Sunrise 06:56 AM
Sunset 06:35 PM
Wind SSW 11 mph17 km/h
Dew Point 63°F17°C
uv Index 6
Barometric Pressure 29.88 in1012 mb
POP 19% *
Humidity 80%
Sun, 4th
Lost Lake IL Weather - Sunday, Oct 4, 2026 - Partly Cloudy
Hi: 66°F 19°C
Lo: 46°F 8°C
Sunrise 06:57 AM
Sunset 06:34 PM
Wind NNW 15 mph23 km/h
Dew Point 41°F5°C
uv Index 4
Barometric Pressure 30.18 in1022 mb
POP 5% *
Humidity 61%
Mon, 5th
Lost Lake IL Weather - Monday, Oct 5, 2026 - Sunny
Hi: 51°F 10°C
Lo: 42°F 5°C
Sunrise 06:58 AM
Sunset 06:32 PM
Wind NNW 13 mph21 km/h
Dew Point 30°F-1°C
uv Index 3
Barometric Pressure 30.45 in1031 mb
POP 3% *
Humidity 47%
Tue, 6th
Lost Lake IL Weather - Tuesday, Oct 6, 2026 - Sunny
Hi: 49°F 9°C
Lo: 38°F 3°C
Sunrise 06:59 AM
Sunset 06:30 PM
Wind NNW 11 mph18 km/h
Dew Point 26°F-4°C
uv Index 3
Barometric Pressure 30.45 in1031 mb
POP 1% *
Humidity 42%
Wed, 7th
Lost Lake IL Weather - Wednesday, Oct 7, 2026 - Sunny
Hi: 47°F 9°C
Lo: 34°F 1°C
Sunrise 07:00 AM
Sunset 06:29 PM
Wind N 12 mph19 km/h
Dew Point 22°F-6°C
uv Index 3
Barometric Pressure 30.5 in1033 mb
POP 1% *
Humidity 41%
Thu, 8th
Lost Lake IL Weather - Thursday, Oct 8, 2026 - Sunny
Hi: 52°F 11°C
Lo: 36°F 2°C
Sunrise 07:02 AM
Sunset 06:27 PM
Wind SW 6 mph10 km/h
Dew Point 27°F-3°C
uv Index 3
Barometric Pressure 30.42 in1030 mb
POP 2% *
Humidity 45%
Fri, 9th
Lost Lake IL Weather - Friday, Oct 9, 2026 - Overcast
Hi: 59°F 15°C
Lo: 41°F 5°C
Sunrise 07:03 AM
Sunset 06:25 PM
Wind WSW 9 mph14 km/h
Dew Point 30°F-1°C
uv Index 3
Barometric Pressure 30.21 in1023 mb
POP 4% *
Humidity 42%
* POP = Probability of Precipitation. Data for 12:00 PM.