Effingham County, Illinois, United States

Last updated: 3:46 PM CDT · Refresh

88°F

Feels like 99°

Mostly Cloudy

▲ 90° / ▼ 73°

Wind

8 mph SSW

Humidity

67%

Dew Point

76°

Pressure

29.46 inHg

Visibility

10 mi

UV Index

5.9

Cloud Cover

69%

Sunrise

6:07 AM

Sunset

7:49 PM

Drag to pan · double-click to forecast a point

WeatherAI™ Analysis

WeatherAI Analysis: Effingham County is currently mostly cloudy at 88°F. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 2749 J/kg) — isolated convective development possible. Sunrise: 6:07AM · Sunset: 7:49PM.

43 AQI · Good Dominant: PM2.5 Air Quality

Hourly Forecast · Next 24 Hours

Now

88°

10%

4 PM

87°

5 PM

90°

6 PM

87°

7 PM

85°

21%

8 PM

83°

21%

9 PM

81°

21%

10 PM

80°

21%

11 PM

79°

22%

12 AM

78°

22%

1 AM

78°

23%

2 AM

77°

36%

3 AM

77°

36%

4 AM

77°

34%

5 AM

77°

48%

6 AM

78°

38%

7 AM

78°

31%

8 AM

78°

47%

9 AM

73°

36%

10 AM

76°

36%

11 AM

78°

31%

12 PM

79°

31%

1 PM

84°

30%

2 PM

86°

22%

7-Day Forecast

Today

90° 73°

Mostly Cloudy with a 21% chance of rain.

Sun

87° 73°

Mostly Cloudy with a 43% chance of rain.

Mon

83° 66°

Partly Cloudy with a 42% chance of rain.

Tue

84° 63°

Partly Cloudy with a 52% chance of rain.

Wed

86° 65°

Drizzle, 60% chance.

Thu

79° 63°

Drizzle, 60% chance.

Fri

82° 62°

Clear with a 35% chance of rain.

+ Feels like

TimeTempConditionsPrecipWindHumidity

Now 88° Mostly Cloudy 10% 8 mph SSW 67%

4 PM 87° Mostly Cloudy 5% 9 mph SSW 66%

5 PM 90° Partly Cloudy 8% 7 mph SW 69%

6 PM 87° Partly Cloudy 8% 5 mph SW 75%

7 PM 85° Partly Cloudy 21% 4 mph SSW 77%

8 PM 83° Mostly Clear 21% 4 mph S 80%

9 PM 81° Mostly Clear 21% 4 mph S 81%

10 PM 80° Mostly Clear 21% 5 mph S 82%

11 PM 79° Mostly Clear 22% 5 mph S 82%

12 AM 78° Mostly Clear 22% 6 mph S 81%

1 AM 78° Partly Cloudy 23% 6 mph SSW 81%

2 AM 77° Partly Cloudy 36% 5 mph SW 80%

3 AM 77° Partly Cloudy 36% 5 mph SW 80%

4 AM 77° Partly Cloudy 34% 6 mph SW 78%

5 AM 77° Mostly Cloudy 48% 7 mph WSW 76%

6 AM 78° Mostly Cloudy 38% 8 mph W 74%

7 AM 78° Overcast 31% 9 mph W 77%

8 AM 78° Overcast 47% 10 mph WNW 80%

9 AM 73° Rain 36% 10 mph WNW 83%

10 AM 76° Rain 36% 10 mph WNW 81%

11 AM 78° Mostly Cloudy 31% 9 mph W 78%

12 PM 79° Mostly Cloudy 31% 10 mph W 75%

1 PM 84° Mostly Cloudy 30% 9 mph W 74%

2 PM 86° Mostly Cloudy 22% 9 mph W 72%

15-Day Forecast

Today

8/15

Mostly Cloudy

21%

73°

90°

Sun

8/16

Mostly Cloudy

43%

73°

87°

Mon

8/17

Partly Cloudy

42%

66°

83°

Tue

8/18

Partly Cloudy

52%

63°

84°

Wed

8/19

Drizzle

60%

65°

86°

Thu

8/20

Drizzle

60%

63°

79°

Fri

8/21

Clear

35%

62°

82°

Sat

8/22

Clear

60%

63°

85°

Sun

8/23

Clear

25%

64°

84°

Mon

8/24

Clear

42%

63°

88°

Tue

8/25

Drizzle

60%

66°

88°

Wed

8/26

Drizzle

60%

64°

86°

Thu

8/27

Drizzle

60%

63°

84°

Fri

8/28

Drizzle

60%

62°

84°

Sat

8/29

Drizzle

60%

63°

86°

Good

U.S. Air Quality Index · Dominant: PM2.5

50 100 150 200

Air quality is satisfactory and poses little or no health risk.

Pollutant Breakdown · Today

PM_2.5

Fine particulate matter

Dominant

43 AQI 7.7 µg/m³

O₃

Ground-level ozone

34 AQI 37 ppb

3-Day Outlook

DayAQICategoryO₃PM2.5

Sun 43 Good 34 43

Mon 51 Moderate 34 51

Tue 51 Moderate 39 51

About the Air Quality Index

0–50 Good

51–100 Moderate

101–150 Unhealthy for Sensitive Groups

151–200 Unhealthy

201–300 Very Unhealthy

301–500 Hazardous

The U.S. AQI runs 0–500. The overall value equals the highest individual pollutant sub-index, and the dominant pollutant is the one driving it. PM_2.5 (fine particles) is reported in µg/m³ and ozone (O₃) in ppb. Forecast source: NWS NAQFC.

Temp Dewpoint Parcel (SB) CAPE CIN Dry adiabat Moist adiabat Mixing ratio

RAP

Valid Sat Aug 15, 19:00'Z' · F0 · 130 (13 km CONUS/NA)

Hodograph · kt

0–1 1–3 3–6 6–9 km

Instability

SBCAPE3262 J/kg

MLCAPE682 J/kg

MUCAPE3262 J/kg

SBCIN-43 J/kg

MLCIN-167 J/kg

Lifted Index-7.6

Kinematics

0–6 km Shear20 kt

0–1 km Shear16 kt

Eff. Shear23 kt

0–1 km SRH108

0–3 km SRH153

Eff. SRH153

Storm Motion328° @ 14 kt

0–1 km EHI2.2

Composite Parameters

Sig. Tornado0.0

STP (eff)0.0

Supercell5.8

K-Index38.1

Thermo & Levels

PWAT2.04 in

0–3 km LR6.9 °C/km

700–500 LR5.9 °C/km

Total Totals46.9

LCL905 hPa

LFC808 hPa

EL137 hPa

Freezing Lvl15,620 ft

Effingham County, Illinois, United States

Alerts