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Current weather in Third Lake is overcast clouds.

Where can I find the hourly weather forecast for Third Lake?

This page shows hourly weather forecast for Third Lake, including temperature, wind, precipitation, humidity and cloud cover.

Is the weather forecast for Third Lake updated regularly?

Weather data for Third Lake is updated regularly with the latest available observations and forecasts.

Now · 11:52 AM

Third Lake Weather & Hourly Forecast

United States · Illinois · 60030

78°F

Overcast

Feels like: 79°F

💧 Humidity 60% 🌡 Pressure 30.12 inHg 💨 Wind 5 mph 👁 Visibility 22.6 mi ☁ Clouds 100% ☀️ UV index 5.0 · Moderate 🌅 Sunrise — 🌇 Sunset —

Hourly Forecast for Third Lake

Today

12:00 PM

Overcast

78° 💧 None 💨 5 mph H 60%30.12 inHg

3:00 PM

Overcast

81° 💧 None 💨 8 mph H 51%30.03 inHg

6:00 PM

Mostly sunny

81° 💧 None 💨 7 mph H 55%30.00 inHg

9:00 PM

Mostly clear night

76° 💧 None 💨 8 mph H 63%30.00 inHg

Tomorrow

12:00 AM

Mostly cloudy night

76° 💧 None 💨 9 mph H 62%29.97 inHg

3:00 AM

Overcast night

75° 💧 None 💨 10 mph H 64%29.94 inHg

6:00 AM

Overcast night

73° 💧 0.067 in 💨 8 mph H 74%30.00 inHg

9:00 AM

Light rain

71° 💧 0.073 in 💨 10 mph H 94%29.97 inHg

12:00 PM

Light rain

74° 💧 0.020 in 💨 8 mph H 94%29.97 inHg

3:00 PM

Overcast

79° 💧 0.000 in 💨 8 mph H 72%29.97 inHg

6:00 PM

Mostly cloudy

78° 💧 None 💨 5 mph H 69%29.94 inHg

9:00 PM

Mostly cloudy night

70° 💧 None 💨 4 mph H 86%29.97 inHg

Thursday

12:00 AM

Overcast night

69° 💧 None 💨 5 mph H 86%29.97 inHg

3:00 AM

Overcast night

66° 💧 None 💨 4 mph H 88%29.94 inHg

6:00 AM

Overcast night

64° 💧 None 💨 4 mph H 88%29.97 inHg

9:00 AM

Mostly sunny

68° 💧 None 💨 6 mph H 77%30.00 inHg

Today

12:00 PM

Overcast

78° 💧 None 💨 5 mph H 60%30.12 inHg

1:00 PM

Overcast

79° 💧 None 💨 6 mph H 55%30.09 inHg

2:00 PM

Overcast

81° 💧 None 💨 7 mph H 52%30.06 inHg

3:00 PM

Overcast

81° 💧 None 💨 8 mph H 51%30.03 inHg

4:00 PM

Partly cloudy

83° 💧 None 💨 6 mph H 50%30.03 inHg

5:00 PM

Mostly sunny

83° 💧 None 💨 7 mph H 50%30.03 inHg

6:00 PM

Mostly sunny

81° 💧 None 💨 7 mph H 55%30.00 inHg

7:00 PM

Mostly sunny

78° 💧 None 💨 7 mph H 60%30.00 inHg

8:00 PM

Clear night

76° 💧 None 💨 8 mph H 64%30.00 inHg

9:00 PM

Mostly clear night

76° 💧 None 💨 8 mph H 63%30.00 inHg

10:00 PM

Overcast night

76° 💧 None 💨 9 mph H 62%30.03 inHg

11:00 PM

Overcast night

76° 💧 None 💨 9 mph H 62%30.00 inHg

Tomorrow

12:00 AM

Mostly cloudy night

76° 💧 None 💨 9 mph H 62%29.97 inHg

1:00 AM

Mostly clear night

75° 💧 None 💨 9 mph H 63%29.97 inHg

2:00 AM

Overcast night

75° 💧 None 💨 9 mph H 64%29.97 inHg

3:00 AM

Overcast night

75° 💧 None 💨 10 mph H 64%29.94 inHg

4:00 AM

Mostly cloudy night

75° 💧 None 💨 9 mph H 64%29.97 inHg

5:00 AM

Mostly cloudy night

73° 💧 None 💨 2 mph H 74%29.97 inHg

6:00 AM

Overcast night

73° 💧 0.003 in 💨 8 mph H 74%30.00 inHg

7:00 AM

Overcast

72° 💧 0.003 in 💨 7 mph H 78%29.97 inHg

8:00 AM

Light rain

71° 💧 0.062 in 💨 9 mph H 90%29.97 inHg

9:00 AM

Light rain

71° 💧 0.033 in 💨 10 mph H 94%29.97 inHg

10:00 AM

Light rain

72° 💧 0.029 in 💨 10 mph H 94%30.00 inHg

11:00 AM

Light rain

73° 💧 0.012 in 💨 10 mph H 94%30.00 inHg

12:00 PM

Light rain

74° 💧 0.014 in 💨 8 mph H 94%29.97 inHg

1:00 PM

Overcast

74° 💧 0.004 in 💨 7 mph H 94%29.97 inHg

2:00 PM

Overcast

77° 💧 0.002 in 💨 9 mph H 81%29.97 inHg

3:00 PM

Overcast

79° 💧 0.000 in 💨 8 mph H 72%29.97 inHg

4:00 PM

Overcast

79° 💧 None 💨 7 mph H 66%29.94 inHg

5:00 PM

Mostly cloudy

79° 💧 None 💨 6 mph H 64%29.94 inHg

6:00 PM

Mostly cloudy

78° 💧 None 💨 5 mph H 69%29.94 inHg

7:00 PM

Mostly sunny

74° 💧 None 💨 4 mph H 79%29.94 inHg

8:00 PM

Mostly clear night

72° 💧 None 💨 4 mph H 84%29.94 inHg

9:00 PM

Mostly cloudy night

70° 💧 None 💨 4 mph H 86%29.97 inHg

10:00 PM

Overcast night

70° 💧 None 💨 5 mph H 86%29.97 inHg

11:00 PM

Overcast night

70° 💧 None 💨 5 mph H 87%29.97 inHg

Thursday

12:00 AM

Overcast night

69° 💧 None 💨 5 mph H 86%29.97 inHg

1:00 AM

Overcast night

68° 💧 None 💨 5 mph H 87%29.94 inHg

2:00 AM

Mostly cloudy night

68° 💧 None 💨 4 mph H 87%29.94 inHg

3:00 AM

Overcast night

66° 💧 None 💨 4 mph H 88%29.94 inHg

4:00 AM

Mostly cloudy night

66° 💧 None 💨 5 mph H 88%29.97 inHg

5:00 AM

Mostly cloudy night

65° 💧 None 💨 5 mph H 89%29.94 inHg

6:00 AM

Overcast night

64° 💧 None 💨 4 mph H 88%29.97 inHg

7:00 AM

Overcast

65° 💧 None 💨 5 mph H 86%29.97 inHg

8:00 AM

Overcast

67° 💧 None 💨 5 mph H 82%29.97 inHg

9:00 AM

Mostly sunny

68° 💧 None 💨 6 mph H 77%30.00 inHg

10:00 AM

Sunny

72° 💧 None 💨 7 mph H 67%30.00 inHg

11:00 AM

Sunny

74° 💧 None 💨 7 mph H 59%30.00 inHg

12:00 PM

Sunny

75° 💧 None 💨 7 mph H 55%30.00 inHg

1:00 PM

Sunny

76° 💧 None 💨 7 mph H 51%29.97 inHg

2:00 PM

Sunny

77° 💧 None 💨 8 mph H 49%29.97 inHg

3:00 PM

Sunny

76° 💧 None 💨 8 mph H 49%29.94 inHg

4:00 PM

Mostly sunny

76° 💧 None 💨 9 mph H 50%29.94 inHg

5:00 PM

Mostly sunny

75° 💧 None 💨 8 mph H 50%29.97 inHg

6:00 PM

Sunny

73° 💧 None 💨 5 mph H 56%29.97 inHg

7:00 PM

Sunny

69° 💧 None 💨 2 mph H 69%29.97 inHg

Friday

4:00 AM

Clear night

60° 💧 None 💨 3 mph H 94%30.03 inHg

7:00 AM

Sunny

60° 💧 None 💨 4 mph H 95%30.03 inHg

10:00 AM

Sunny

71° 💧 None 💨 6 mph H 67%30.03 inHg

1:00 PM

Sunny

75° 💧 None 💨 6 mph H 55%29.97 inHg

4:00 PM

Sunny

76° 💧 None 💨 5 mph H 52%29.91 inHg

7:00 PM

Sunny

68° 💧 None 💨 5 mph H 68%29.88 inHg

10:00 PM

Clear night

66° 💧 None 💨 6 mph H 77%29.88 inHg

Saturday

1:00 AM

Partly cloudy night

65° 💧 None 💨 7 mph H 80%29.88 inHg

4:00 AM

Mostly clear night

64° 💧 None 💨 5 mph H 87%29.85 inHg

7:00 AM

Overcast

64° 💧 None 💨 7 mph H 90%29.88 inHg

10:00 AM

Overcast

71° 💧 None 💨 8 mph H 84%29.85 inHg

1:00 PM

Overcast

76° 💧 None 💨 7 mph H 74%29.88 inHg

4:00 PM

Overcast

78° 💧 None 💨 6 mph H 72%29.88 inHg

7:00 PM

Partly cloudy

75° 💧 None 💨 3 mph H 84%29.88 inHg

10:00 PM

Mostly clear night

71° 💧 None 💨 5 mph H 92%29.94 inHg

Sunday

1:00 AM

Clear night

67° 💧 None 💨 7 mph H 89%30.00 inHg

4:00 AM

Mostly clear night

63° 💧 None 💨 6 mph H 82%30.03 inHg

7:00 AM

Partly cloudy

60° 💧 None 💨 6 mph H 83%30.06 inHg

10:00 AM

Mostly sunny

71° 💧 None 💨 4 mph H 73%30.09 inHg

1:00 PM

Mostly cloudy

75° 💧 None 💨 6 mph H 62%30.09 inHg

4:00 PM

Mostly sunny

74° 💧 None 💨 7 mph H 62%30.06 inHg

7:00 PM

Mostly sunny

68° 💧 None 💨 6 mph H 77%30.06 inHg

10:00 PM

Mostly clear night

67° 💧 None 💨 5 mph H 83%30.06 inHg

Monday

1:00 AM

Mostly cloudy night

67° 💧 None 💨 6 mph H 79%30.03 inHg

7:00 AM

Overcast

66° 💧 None 💨 3 mph H 79%30.15 inHg

1:00 PM

Overcast

63° 💧 None 💨 8 mph H 85%30.12 inHg

7:00 PM

Heavy rain

66° 💧 None 💨 10 mph H 87%30.06 inHg

Tuesday

1:00 AM

Mostly clear night

74° 💧 None 💨 9 mph H 74%29.85 inHg

7:00 AM

Overcast

73° 💧 None 💨 15 mph H 95%29.88 inHg

1:00 PM

Mostly cloudy

66° 💧 None 💨 12 mph H 92%30.00 inHg

7:00 PM

Mostly cloudy

75° 💧 None 💨 7 mph H 55%30.09 inHg

Wednesday

1:00 AM

Mostly cloudy night

69° 💧 None 💨 4 mph H 70%30.12 inHg

7:00 AM

Sunny

62° 💧 None 💨 3 mph H 88%30.21 inHg

1:00 PM

Mostly sunny

61° 💧 None 💨 4 mph H 89%30.30 inHg

7:00 PM

Overcast

73° 💧 None 💨 5 mph H 64%30.30 inHg

Thursday

1:00 AM

Mostly cloudy night

68° 💧 None 💨 6 mph H 80%30.27 inHg

7:00 AM

Mostly sunny

65° 💧 None 💨 2 mph H 85%30.27 inHg

1:00 PM

Light rain

65° 💧 None 💨 3 mph H 91%30.24 inHg

7:00 PM

Overcast night

70° 💧 None 💨 10 mph H 78%30.24 inHg

Friday

1:00 AM

Mostly clear night

64° 💧 None 💨 14 mph H 81%30.30 inHg

7:00 AM

Mostly sunny

59° 💧 None 💨 12 mph H 77%30.42 inHg

1:00 PM

Sunny

50° 💧 None 💨 8 mph H 78%30.47 inHg

7:00 PM

Partly cloudy night

61° 💧 None 💨 8 mph H 65%30.47 inHg

Saturday

1:00 AM

Clear night

56° 💧 None 💨 3 mph H 77%30.42 inHg

7:00 AM

Sunny

51° 💧 None 💨 2 mph H 82%30.39 inHg

1:00 PM

Sunny

48° 💧 None 💨 2 mph H 92%30.36 inHg

7:00 PM

Mostly clear night

65° 💧 None 💨 6 mph H 58%30.30 inHg

Sunday

1:00 AM

Mostly clear night

59° 💧 None 💨 4 mph H 77%30.18 inHg

7:00 AM

Overcast

54° 💧 None 💨 7 mph H 79%30.15 inHg

1:00 PM

Mostly sunny

51° 💧 None 💨 8 mph H 85%30.12 inHg

7:00 PM

Mostly clear night

68° 💧 None 💨 9 mph H 55%30.06 inHg

Monday

1:00 AM

Overcast night

65° 💧 None 💨 7 mph H 69%30.03 inHg

7:00 AM

Overcast

62° 💧 None 💨 9 mph H 72%30.00 inHg

1:00 PM

Sunny

60° 💧 None 💨 7 mph H 79%30.00 inHg

7:00 PM

Mostly cloudy night

76° 💧 None 💨 10 mph H 56%29.97 inHg

Tuesday

1:00 AM

Overcast night

68° 💧 None 💨 9 mph H 57%30.00 inHg

7:00 AM

Sunny

59° 💧 None 💨 6 mph H 79%30.03 inHg

1:00 PM

Sunny

54° 💧 None 💨 5 mph H 90%30.09 inHg

7:00 PM

Clear night

69° 💧 None 💨 8 mph H 51%30.03 inHg

Wednesday

1:00 AM

Clear night

66° 💧 None 💨 7 mph H 66%29.97 inHg

In Third Lake and, more broadly, across the state of Illinois: The rest of the day will feature a mix of sun and clouds, with temperatures rising to a high between 78 and 88 degrees Fahrenheit. Winds will be light from the south, with speeds up to 9 mph and gusts reaching 17 mph. No precipitation is expected, so outdoor plans should be comfortable. Be mindful that the warm temperatures combined with the gentle breeze may feel quite warm later in the afternoon. It’s a good idea to stay hydrated and wear sun protection if you’re spending time outside. Conditions will remain fairly stable, with no significant changes expected through the evening.

15-Day Weather Outlook for Third Lake

TomorrowTomorrow

Mostly sunny 79°/71° 💧 None 💨 10 mph

Thursday, Sep 10Thu Sep 10

Mostly sunny 77°/64° 💧 None 💨 9 mph

Friday, Sep 11Fri Sep 11

Sunny 76°/60° 💧 0.444 in 💨 6 mph

Saturday, Sep 12Sat Sep 12

Partly cloudy 78°/64° 💧 0.001 in 💨 8 mph

Sunday, Sep 13Sun Sep 13

Partly cloudy 75°/60° 💧 0.001 in 💨 7 mph

Monday, Sep 14Mon Sep 14

Overcast 68°/63° 💧 0.141 in 💨 8 mph

Tuesday, Sep 15Tue Sep 15

Heavy rain 74°/66° 💧 0.646 in 💨 15 mph

Wednesday, Sep 16Wed Sep 16

Mostly cloudy 75°/61° 💧 None 💨 7 mph

Thursday, Sep 17Thu Sep 17

Light rain 73°/65° 💧 0.377 in 💨 6 mph

Friday, Sep 18Fri Sep 18

Overcast 70°/50° 💧 0.411 in 💨 14 mph

Saturday, Sep 19Sat Sep 19

Partly cloudy 61°/48° 💧 0.008 in 💨 8 mph

Sunday, Sep 20Sun Sep 20

Mostly sunny 65°/51° 💧 None 💨 8 mph

Monday, Sep 21Mon Sep 21

Mostly sunny 68°/60° 💧 0.050 in 💨 9 mph

Tuesday, Sep 22Tue Sep 22

Mostly cloudy 76°/54° 💧 None 💨 10 mph

Wednesday, Sep 23Wed Sep 23

Sunny 69°/66° 💧 None 💨 8 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Third Lake

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Third Lake

Hourly forecast · Updated every 2 hours

Fair

Nearest forecast value 12:00 PM

PM2.5 Fine particles Fair 11,1µg/m³

Microscopic particles that can penetrate deep into the lungs. Elevated concentrations can especially affect children, older adults and people with respiratory conditions.

PM10 Particulate matter Good 11,8µg/m³

Includes dust, pollen and other airborne particles. High concentrations may irritate the respiratory system.

O₃ Ozone Fair 80,6µg/m³

Ground-level ozone can irritate the eyes and respiratory system when concentrations are elevated.

NO₂ Nitrogen dioxide Good 1,8µg/m³

A gas emitted mainly by traffic and some industrial activity. High exposure can affect respiratory health.

Air quality is acceptable for most people.

UV & HEALTH

UV, Sun & Health Outlook in Third Lake

Maximum daily UV Today, tomorrow and the following day show the maximum UV index forecast for each day.

0–2 Low 3–5 Moderate 6–7 High 8–10 Very high 11+ Extreme

Today UV 7,1High 🙂Fair

Tomorrow UV 4,1Moderate 🙂Fair

Thursday UV 5,7Moderate 🙂Fair

Friday UV 6,6High 😐Moderate

Saturday UV 6,0High 🙂Fair

Sunday UV 6,0High —Unavailable

Monday UV 5,0Moderate —Unavailable

Hourly UV index today

12:00 PMUV 6,7 1:00 PMUV 7,1 2:00 PMUV 6,5 3:00 PMUV 4,9 4:00 PMUV 2,6 5:00 PMUV 1,3 6:00 PMUV 0,4 7:00 PMUV 0,0

Today's weather health advice Open today's recommendations.

Strong UV exposure

Protect exposed skin with SPF 30+ sunscreen, wear sunglasses, and try to limit direct midday sun.

Acceptable air quality

Air quality is acceptable for most people. Very sensitive people may want to reduce prolonged exertion.

Comfortable temperature conditions

Temperatures should feel comfortable for most people, with no particular heat or cold precautions needed.

Good conditions for outdoor activities

Outdoor activities can generally be enjoyed normally, with sun protection adjusted to the UV level.

WIND OUTLOOK

Hourly Wind Forecast for Third Lake

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

NIGHT SKY · THIRD LAKE, ILLINOIS

Tonight's Stargazing & Shooting Stars

Excellent observing conditions. Best local viewing window: 9:00 PM–10:00 PM.

88/100Best-hour score

BEST TIME TONIGHT 9:00 PM–10:00 PM Astronomical darkness: 8:51 PM–4:48 AM

☁ Cloud cover 16% Real hourly forecast for the best viewing hour.

☾ Moonlight 8% Waning Crescent · Moon below the horizon at the best viewing hour.

☄ Meteor activity September ε-Perseids Reference ZHR 8 · Radiant 10° high at the best hour.

✦ Estimated visible meteors 0–1/hour Local estimate after weather, moonlight and radiant-height adjustments.

Chance ≥1 meteor in 30 min22%

UPCOMING METEOR PERIODSStart, peak and end dates · weather should be checked closer to the peak.

SEP 5–SEP 21

September ε-PerseidsStart SEP 5 · Peak SEP 9 · End SEP 21 · ZHR 8 · 6% Moon at peak

ACTIVE NOW

SEP 20–NOV 20

Southern TauridsStart SEP 20 · Peak NOV 5 · End NOV 20 · ZHR 7 · 20% Moon at peak

UPCOMING

OCT 2–NOV 7

OrionidsStart OCT 2 · Peak OCT 21 · End NOV 7 · ZHR 20 · 77% Moon at peak

UPCOMING

OCT 20–DEC 10

Northern TauridsStart OCT 20 · Peak NOV 12 · End DEC 10 · ZHR 5 · 7% Moon at peak

UPCOMING

Experimental local observing estimate. Weather values come from the hourly forecast already used on this page. Moon position and astronomical darkness are calculated locally from time and coordinates. Meteor-shower ZHR describes ideal conditions and is not the number of meteors a person should expect to see locally.

DISCOVER WEATHER NEARBY Weather in other cities

Explore current conditions and forecasts for other locations.

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Forecast data for Third Lake were last refreshed today at 11:52 AM. The current forecast period extends through 10/09/2026 at 9:00 AM. Weather, air-quality and UV-index data are provided through WEATHER-INFO.COM. Forecasts are produced automatically from the latest available data and are subject to periodic technical checks. This service is intended for general weather information.