What is the weather in Eureka right now?

Current weather in Eureka is overcast clouds.

Where can I find the hourly weather forecast for Eureka?

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

Is the weather forecast for Eureka updated regularly?

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

Now · 12:44 AM

Eureka Weather & Hourly Forecast

United States · Illinois · 61530

58°F

Overcast night

Feels like: 55°F

💧 Humidity 82% 🌡 Pressure 30.27 inHg 💨 Wind 7 mph 👁 Visibility 17.7 mi ☁ Clouds 100% ☀️ UV index 0.0 · Low 🌅 Sunrise 6:44 AM 🌇 Sunset 6:54 PM

Hourly Forecast for Eureka

Today

1:00 AM

Overcast night

58° 💧 0.001 in 💨 7 mph H 82%30.27 inHg

4:00 AM

Overcast night

58° 💧 None 💨 8 mph H 81%30.27 inHg

7:00 AM

Overcast

58° 💧 0.003 in 💨 9 mph H 83%30.30 inHg

10:00 AM

Mostly cloudy

61° 💧 0.001 in 💨 9 mph H 76%30.33 inHg

1:00 PM

Overcast

66° 💧 None 💨 12 mph H 67%30.30 inHg

4:00 PM

Overcast

67° 💧 None 💨 12 mph H 64%30.27 inHg

7:00 PM

Overcast night

64° 💧 None 💨 9 mph H 73%30.30 inHg

10:00 PM

Overcast night

62° 💧 None 💨 7 mph H 80%30.30 inHg

Tomorrow

1:00 AM

Partly cloudy night

60° 💧 None 💨 7 mph H 83%30.30 inHg

4:00 AM

Clear night

56° 💧 None 💨 5 mph H 85%30.27 inHg

7:00 AM

Partly cloudy

54° 💧 None 💨 5 mph H 88%30.30 inHg

10:00 AM

Mostly sunny

62° 💧 None 💨 6 mph H 73%30.33 inHg

1:00 PM

Sunny

69° 💧 None 💨 6 mph H 65%30.27 inHg

4:00 PM

Mostly cloudy

71° 💧 None 💨 6 mph H 62%30.24 inHg

7:00 PM

Overcast night

65° 💧 None 💨 4 mph H 77%30.24 inHg

10:00 PM

Mostly clear night

64° 💧 0.001 in 💨 6 mph H 81%30.24 inHg

Today

1:00 AM

Overcast night

58° 💧 0.000 in 💨 7 mph H 82%30.27 inHg

2:00 AM

Overcast night

58° 💧 0.000 in 💨 7 mph H 82%30.27 inHg

3:00 AM

Overcast night

58° 💧 None 💨 8 mph H 82%30.27 inHg

4:00 AM

Overcast night

58° 💧 None 💨 8 mph H 81%30.27 inHg

5:00 AM

Overcast night

58° 💧 None 💨 8 mph H 82%30.27 inHg

6:00 AM

Overcast night

58° 💧 None 💨 8 mph H 83%30.30 inHg

7:00 AM

Overcast

58° 💧 0.001 in 💨 9 mph H 83%30.30 inHg

8:00 AM

Mostly cloudy

58° 💧 0.002 in 💨 8 mph H 83%30.33 inHg

9:00 AM

Mostly cloudy

60° 💧 None 💨 9 mph H 79%30.33 inHg

10:00 AM

Mostly cloudy

61° 💧 None 💨 9 mph H 76%30.33 inHg

11:00 AM

Overcast

64° 💧 None 💨 11 mph H 72%30.33 inHg

12:00 PM

Overcast

64° 💧 0.001 in 💨 11 mph H 70%30.33 inHg

1:00 PM

Overcast

66° 💧 None 💨 12 mph H 67%30.30 inHg

2:00 PM

Overcast

66° 💧 None 💨 12 mph H 66%30.30 inHg

3:00 PM

Overcast

67° 💧 None 💨 11 mph H 65%30.27 inHg

4:00 PM

Overcast

67° 💧 None 💨 12 mph H 64%30.27 inHg

5:00 PM

Overcast

66° 💧 None 💨 11 mph H 66%30.27 inHg

6:00 PM

Overcast

65° 💧 None 💨 10 mph H 71%30.30 inHg

7:00 PM

Overcast night

64° 💧 None 💨 9 mph H 73%30.30 inHg

8:00 PM

Overcast night

63° 💧 None 💨 10 mph H 76%30.30 inHg

9:00 PM

Overcast night

62° 💧 None 💨 9 mph H 78%30.30 inHg

10:00 PM

Overcast night

62° 💧 None 💨 7 mph H 80%30.30 inHg

11:00 PM

Overcast night

61° 💧 None 💨 6 mph H 81%30.33 inHg

Tomorrow

12:00 AM

Overcast night

61° 💧 None 💨 7 mph H 81%30.30 inHg

1:00 AM

Partly cloudy night

60° 💧 None 💨 7 mph H 83%30.30 inHg

2:00 AM

Clear night

59° 💧 None 💨 7 mph H 86%30.27 inHg

3:00 AM

Clear night

57° 💧 None 💨 6 mph H 86%30.27 inHg

4:00 AM

Clear night

56° 💧 None 💨 5 mph H 85%30.27 inHg

5:00 AM

Clear night

55° 💧 None 💨 5 mph H 86%30.30 inHg

6:00 AM

Partly cloudy night

54° 💧 None 💨 5 mph H 87%30.30 inHg

7:00 AM

Partly cloudy

54° 💧 None 💨 5 mph H 88%30.30 inHg

8:00 AM

Partly cloudy

56° 💧 None 💨 6 mph H 85%30.33 inHg

9:00 AM

Mostly sunny

59° 💧 None 💨 6 mph H 78%30.33 inHg

10:00 AM

Mostly sunny

62° 💧 None 💨 6 mph H 73%30.33 inHg

11:00 AM

Sunny

65° 💧 None 💨 7 mph H 69%30.33 inHg

12:00 PM

Sunny

67° 💧 None 💨 7 mph H 66%30.30 inHg

1:00 PM

Sunny

69° 💧 None 💨 6 mph H 65%30.27 inHg

2:00 PM

Partly cloudy

71° 💧 None 💨 5 mph H 63%30.27 inHg

3:00 PM

Mostly cloudy

72° 💧 None 💨 5 mph H 62%30.24 inHg

4:00 PM

Mostly cloudy

71° 💧 None 💨 6 mph H 62%30.24 inHg

5:00 PM

Mostly sunny

70° 💧 None 💨 8 mph H 63%30.24 inHg

6:00 PM

Mostly cloudy

68° 💧 None 💨 6 mph H 69%30.24 inHg

7:00 PM

Overcast night

65° 💧 None 💨 4 mph H 77%30.24 inHg

8:00 PM

Overcast night

65° 💧 None 💨 4 mph H 75%30.24 inHg

9:00 PM

Mostly cloudy night

66° 💧 None 💨 5 mph H 75%30.24 inHg

10:00 PM

Mostly clear night

64° 💧 None 💨 6 mph H 81%30.24 inHg

11:00 PM

Mostly clear night

62° 💧 0.001 in 💨 7 mph H 86%30.24 inHg

Friday

12:00 AM

Partly cloudy night

61° 💧 None 💨 7 mph H 89%30.24 inHg

1:00 AM

Partly cloudy night

60° 💧 None 💨 6 mph H 91%30.24 inHg

2:00 AM

Mostly clear night

60° 💧 None 💨 6 mph H 91%30.24 inHg

3:00 AM

Overcast night

59° 💧 None 💨 6 mph H 92%30.24 inHg

4:00 AM

Overcast night

60° 💧 None 💨 6 mph H 89%30.24 inHg

5:00 AM

Overcast night

60° 💧 None 💨 6 mph H 88%30.24 inHg

6:00 AM

Overcast night

60° 💧 None 💨 6 mph H 87%30.27 inHg

7:00 AM

Overcast

60° 💧 None 💨 6 mph H 86%30.27 inHg

4:00 PM

Mostly cloudy

66° 💧 None 💨 6 mph H 60%30.24 inHg

7:00 PM

Mostly cloudy night

62° 💧 None 💨 3 mph H 75%30.21 inHg

10:00 PM

Overcast night

60° 💧 None 💨 7 mph H 69%30.21 inHg

Saturday

1:00 AM

Overcast night

58° 💧 None 💨 7 mph H 74%30.21 inHg

4:00 AM

Overcast night

57° 💧 None 💨 6 mph H 80%30.18 inHg

7:00 AM

Overcast

55° 💧 None 💨 7 mph H 81%30.21 inHg

10:00 AM

Overcast

58° 💧 None 💨 6 mph H 77%30.21 inHg

1:00 PM

Overcast

59° 💧 None 💨 6 mph H 82%30.18 inHg

4:00 PM

Overcast

61° 💧 None 💨 5 mph H 70%30.12 inHg

7:00 PM

Overcast night

58° 💧 None 💨 6 mph H 80%30.09 inHg

10:00 PM

Mostly cloudy night

58° 💧 None 💨 6 mph H 76%30.09 inHg

Sunday

1:00 AM

Overcast night

56° 💧 None 💨 3 mph H 80%30.09 inHg

4:00 AM

Overcast night

56° 💧 None 💨 4 mph H 81%30.06 inHg

7:00 AM

Overcast

57° 💧 None 💨 4 mph H 82%30.03 inHg

10:00 AM

Partly cloudy

62° 💧 None 💨 1 mph H 75%30.06 inHg

1:00 PM

Partly cloudy

67° 💧 None 💨 3 mph H 64%30.00 inHg

4:00 PM

Mostly sunny

70° 💧 None 💨 3 mph H 58%29.94 inHg

7:00 PM

Mostly clear night

64° 💧 None 💨 3 mph H 73%29.94 inHg

10:00 PM

Mostly clear night

61° 💧 None 💨 2 mph H 72%29.94 inHg

Monday

1:00 AM

Mostly clear night

57° 💧 None 💨 4 mph H 81%29.94 inHg

4:00 AM

Mostly cloudy night

60° 💧 None 💨 4 mph H 80%29.94 inHg

7:00 AM

Mostly cloudy

60° 💧 None 💨 4 mph H 82%29.94 inHg

10:00 AM

Partly cloudy

69° 💧 None 💨 5 mph H 69%29.94 inHg

1:00 PM

Partly cloudy

75° 💧 None 💨 7 mph H 52%29.88 inHg

7:00 PM

Clear night

74° 💧 None 💨 3 mph H 54%29.94 inHg

Tuesday

1:00 AM

Clear night

68° 💧 None 💨 4 mph H 74%29.88 inHg

7:00 AM

Mostly cloudy

62° 💧 None 💨 7 mph H 83%29.91 inHg

1:00 PM

Sunny

60° 💧 None 💨 9 mph H 77%29.85 inHg

7:00 PM

Overcast night

78° 💧 None 💨 11 mph H 52%29.80 inHg

Wednesday

1:00 AM

Light rain

69° 💧 None 💨 4 mph H 86%29.74 inHg

7:00 AM

Moderate rain

64° 💧 None 💨 10 mph H 91%29.74 inHg

1:00 PM

Light rain

65° 💧 None 💨 9 mph H 97%29.68 inHg

7:00 PM

Light rain

69° 💧 None 💨 6 mph H 95%29.68 inHg

Thursday

1:00 AM

Light rain

68° 💧 None 💨 4 mph H 95%29.68 inHg

7:00 AM

Light rain

66° 💧 None 💨 7 mph H 99%29.68 inHg

1:00 PM

Light rain

67° 💧 None 💨 6 mph H 99%29.68 inHg

7:00 PM

Light rain

74° 💧 None 💨 2 mph H 80%29.65 inHg

Friday

1:00 AM

Light rain

68° 💧 None 💨 8 mph H 95%29.68 inHg

7:00 AM

Partly cloudy

65° 💧 None 💨 9 mph H 95%29.74 inHg

1:00 PM

Sunny

63° 💧 None 💨 7 mph H 96%29.83 inHg

7:00 PM

Partly cloudy night

74° 💧 None 💨 13 mph H 61%29.83 inHg

Saturday

1:00 AM

Partly cloudy night

67° 💧 None 💨 9 mph H 83%29.80 inHg

7:00 AM

Sunny

57° 💧 None 💨 6 mph H 88%29.83 inHg

1:00 PM

Sunny

54° 💧 None 💨 10 mph H 82%29.77 inHg

7:00 PM

Overcast night

67° 💧 None 💨 15 mph H 53%29.71 inHg

Sunday

1:00 AM

Overcast night

56° 💧 None 💨 11 mph H 90%29.74 inHg

7:00 AM

Mostly sunny

54° 💧 None 💨 9 mph H 83%29.77 inHg

1:00 PM

Overcast

51° 💧 None 💨 9 mph H 94%29.85 inHg

7:00 PM

Overcast night

60° 💧 None 💨 11 mph H 66%29.91 inHg

Monday

1:00 AM

Mostly cloudy night

58° 💧 None 💨 7 mph H 70%29.94 inHg

7:00 AM

Overcast

55° 💧 None 💨 8 mph H 75%29.97 inHg

1:00 PM

Sunny

48° 💧 None 💨 7 mph H 92%30.03 inHg

7:00 PM

Clear night

60° 💧 None 💨 9 mph H 53%30.03 inHg

Tuesday

1:00 AM

Clear night

55° 💧 None 💨 5 mph H 71%30.00 inHg

7:00 AM

Mostly cloudy

48° 💧 None 💨 0 mph H 86%30.03 inHg

1:00 PM

Overcast

46° 💧 None 💨 4 mph H 92%30.09 inHg

7:00 PM

Overcast night

61° 💧 None 💨 4 mph H 56%30.06 inHg

Wednesday

1:00 AM

Mostly cloudy night

55° 💧 None 💨 5 mph H 70%30.03 inHg

7:00 AM

Overcast

50° 💧 None 💨 7 mph H 84%30.09 inHg

1:00 PM

Partly cloudy

50° 💧 None 💨 6 mph H 88%30.09 inHg

In Eureka and, more broadly, across the state of Illinois: This morning begins with mostly cloudy skies and mild temperatures ranging from 60 to 69 degrees Fahrenheit. Winds will be coming from the northeast at around 11 mph, with gusts reaching up to 21 mph. As the day progresses into the afternoon, the cloud cover is expected to persist, but no precipitation is anticipated. Temperatures are likely to remain steady within the mild range, providing comfortable conditions for outdoor activities. Winds will continue from the northeast, maintaining a moderate breeze throughout the day. Overall, it will be a relatively calm day with partly cloudy skies and no significant weather disruptions.

15-Day Weather Outlook for Eureka

TomorrowTomorrow

Overcast 72°/54° 💧 None 💨 8 mph

Friday, Sep 25Fri Sep 25

Partly cloudy 66°/59° 💧 0.103 in 💨 7 mph

Saturday, Sep 26Sat Sep 26

Overcast 61°/55° 💧 0.036 in 💨 7 mph

Sunday, Sep 27Sun Sep 27

Overcast 70°/56° 💧 0.033 in 💨 4 mph

Monday, Sep 28Mon Sep 28

Mostly sunny 75°/57° 💧 None 💨 7 mph

Tuesday, Sep 29Tue Sep 29

Mostly cloudy 78°/60° 💧 None 💨 11 mph

Wednesday, Sep 30Wed Sep 30

Moderate rain 69°/64° 💧 0.863 in 💨 10 mph

Thursday, Oct 1Thu Oct 1

Light rain 74°/66° 💧 0.356 in 💨 7 mph

Friday, Oct 2Fri Oct 2

Light rain 74°/63° 💧 0.542 in 💨 13 mph

Saturday, Oct 3Sat Oct 3

Overcast 67°/54° 💧 0.005 in 💨 15 mph

Sunday, Oct 4Sun Oct 4

Overcast 60°/51° 💧 0.069 in 💨 11 mph

Monday, Oct 5Mon Oct 5

Mostly cloudy 60°/48° 💧 0.002 in 💨 9 mph

Tuesday, Oct 6Tue Oct 6

Mostly cloudy 61°/46° 💧 None 💨 5 mph

Wednesday, Oct 7Wed Oct 7

Mostly cloudy 55°/50° 💧 None 💨 7 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Eureka

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Eureka

Hourly forecast · Updated every 2 hours

Fair

Nearest forecast value 1:00 AM

PM2.5 Fine particles Good 3,3µg/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 3,6µg/m³

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

O₃ Ozone Fair 70,5µg/m³

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

NO₂ Nitrogen dioxide Good 3,5µg/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 Eureka

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 5,8Moderate 🙂Fair

Tomorrow UV 5,9Moderate 🙂Fair

Friday UV 5,1Moderate 🙂Fair

Saturday UV 2,6Low 😐Moderate

Sunday UV 5,0Moderate —Unavailable

Monday UV 6,0High —Unavailable

Tuesday UV 5,0Moderate —Unavailable

Hourly UV index today

7:00 AMUV 0,0 8:00 AMUV 0,1 9:00 AMUV 0,5 10:00 AMUV 1,8 11:00 AMUV 3,7 12:00 PMUV 4,9 1:00 PMUV 5,8 2:00 PMUV 5,0 3:00 PMUV 2,1 4:00 PMUV 0,9 5:00 PMUV 0,5 6:00 PMUV 0,1

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

Moderate UV risk

Sunglasses and sun protection are recommended for prolonged exposure.

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 Eureka

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

NIGHT SKY · EUREKA, ILLINOIS

Tonight's Stargazing & Shooting Stars

Local night-sky conditions and meteor activity for Jasper.

28/100Best-hour score

No good viewing window tonight Astronomical darkness exists, but current sky conditions are unfavorable.

☁ Cloud cover 100% Real hourly forecast for the best viewing hour.

☾ Moonlight 89% Waxing Gibbous · Moon below the horizon at the best viewing hour.

☄ Meteor activity Southern Taurids Reference ZHR 7 · Radiant 64° high at the best hour.

✦ Estimated visible meteors Poor visibility Meteor activity may occur above the clouds, but local viewing conditions are not suitable.

Chance ≥1 meteor in 30 minNot meaningful

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

SEP 20–NOV 20

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

ACTIVE NOW

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

NOV 6–NOV 30

LeonidsStart NOV 6 · Peak NOV 17 · End NOV 30 · ZHR 15 · 52% 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.

Ottawa CA · Ontario · 1,017,449 residents Sarasota Springs US · Florida · 12,611 residents Hortonville US · Wisconsin · 3,256 residents Hope US · Arkansas · 8,671 residents Lightsview AU · South Australia · 6,090 residents Tydd St Mary GB · England · 740 residents Paramount US · California · 52,050 residents Quakers Hill AU · New South Wales · 27,893 residents Northfleet GB · England · 106,024 residents East Bairnsdale AU · Victoria · 1,352 residents Chorleywood GB · England · 12,630 residents Seneca US · South Dakota · 22 residents Pomeroy US · Washington · 1,354 residents Davenham GB · England · 13,835 residents Thatcham GB · England · 25,550 residents Cairo US · New York · 1,660 residents

Forecast data for Eureka were last refreshed today at 12:44 AM. The current forecast period extends through 24/09/2026 at 10:00 PM. 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.