Union County, Arkansas, United States

Last updated: 7:41 PM CDT · Refresh

47°F

Feels like 46°

Partly Cloudy

▲ 59° / ▼ 32°

Wind

3 mph NE

Humidity

47%

Dew Point

29°

Pressure

29.85 inHg

Visibility

10 mi

UV Index

0.0

Cloud Cover

55%

Sunrise

6:38 AM

Sunset

5:09 PM

Drag to pan · double-click to forecast a point

WeatherAI™ Analysis

WeatherAI Analysis: Union County is currently partly cloudy at 47°F. Dry conditions are expected through the next 24 hours. Sunrise: 6:38AM · Sunset: 5:09PM.

33 AQI · Good Dominant: O3 Air Quality

Hourly Forecast · Next 24 Hours

Now

47°

8 PM

46°

9 PM

44°

10 PM

43°

11 PM

41°

12 AM

40°

1 AM

39°

2 AM

38°

3 AM

37°

4 AM

32°

5 AM

32°

6 AM

32°

7 AM

35°

8 AM

41°

9 AM

45°

10 AM

48°

11 AM

50°

12 PM

58°

1 PM

59°

2 PM

60°

3 PM

59°

4 PM

56°

5 PM

54°

6 PM

51°

7-Day Forecast

Tonight

59° 32°

Partly Cloudy.

Sat

60° 32°

Partly Cloudy.

Sun

61° 42°

Overcast with a 40% chance of rain.

Mon

65° 40°

Partly Cloudy with a 28% chance of rain.

Tue

71° 35°

Clear.

Wed

75° 39°

Mostly Clear.

Thu

77° 46°

Mostly Cloudy.

+ Feels like

TimeTempConditionsPrecipWindHumidity

Now 47° Partly Cloudy 0% 3 mph NE 47%

8 PM 46° Mostly Cloudy 0% 4 mph NE 50%

9 PM 44° Mostly Cloudy 0% 4 mph ENE 53%

10 PM 43° Mostly Cloudy 0% 4 mph ENE 55%

11 PM 41° Mostly Cloudy 0% 4 mph ENE 62%

12 AM 40° Mostly Cloudy 0% 4 mph ENE 64%

1 AM 39° Partly Cloudy 0% 4 mph ENE 66%

2 AM 38° Partly Cloudy 0% 4 mph ENE 68%

3 AM 37° Partly Cloudy 0% 4 mph NE 70%

4 AM 32° Mostly Clear 0% 4 mph NE 72%

5 AM 32° Mostly Clear 0% 4 mph NE 73%

6 AM 32° Mostly Clear 0% 5 mph ENE 73%

7 AM 35° Mostly Clear 0% 6 mph ENE 66%

8 AM 41° Mostly Clear 0% 7 mph ENE 55%

9 AM 45° Partly Cloudy 0% 7 mph E 46%

10 AM 48° Partly Cloudy 0% 7 mph E 39%

11 AM 50° Partly Cloudy 0% 7 mph ENE 35%

12 PM 58° Partly Cloudy 0% 7 mph E 33%

1 PM 59° Mostly Cloudy 0% 7 mph ENE 31%

2 PM 60° Mostly Cloudy 0% 7 mph ENE 30%

3 PM 59° Mostly Cloudy 0% 6 mph ENE 30%

4 PM 56° Mostly Cloudy 0% 6 mph ENE 33%

5 PM 54° Mostly Cloudy 0% 6 mph ENE 38%

6 PM 51° Mostly Cloudy 0% 6 mph E 42%

15-Day Forecast

Today

11/13

Partly Cloudy

32°

59°

Sat

11/14

Partly Cloudy

32°

60°

Sun

11/15

Overcast

40%

42°

61°

Mon

11/16

Partly Cloudy

28%

40°

65°

Tue

11/17

Clear

35°

71°

Wed

11/18

Mostly Clear

39°

75°

Thu

11/19

Mostly Cloudy

46°

77°

Fri

11/20

Partly Cloudy

49°

80°

Sat

11/21

Partly Cloudy

28%

50°

80°

Sun

11/22

Partly Cloudy

26%

42°

70°

Mon

11/23

Mostly Clear

40°

65°

Tue

11/24

Drizzle

79%

38°

68°

Wed

11/25

Drizzle

80%

45°

66°

Thu

11/26

Drizzle

76%

44°

66°

Fri

11/27

Drizzle

80%

45°

68°

Good

U.S. Air Quality Index · Dominant: O3

50 100 150 200

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

Pollutant Breakdown · Today

PM_2.5

Fine particulate matter

21 AQI 3.8 µg/m³

O₃

Ground-level ozone

Dominant

33 AQI 37 ppb

3-Day Outlook

DayAQICategoryO₃PM2.5

Today 33 Good 33 21

Sun 36 Good 36 23

Mon 33 Good 33 25

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 Fri Nov 13, 23:00'Z' · F0 · 130 (13 km CONUS/NA)

Hodograph · kt

0–1 1–3 3–6 6–9 km

Instability

SBCAPE0 J/kg

MLCAPE0 J/kg

MUCAPE0 J/kg

SBCIN—

MLCIN—

Lifted Index23.4

Kinematics

0–6 km Shear50 kt

0–1 km Shear9 kt

Eff. Shear0 kt

0–1 km SRH-35

0–3 km SRH32

Eff. SRH0

Storm Motion335° @ 35 kt

0–1 km EHI-0.0

Composite Parameters

Sig. Tornado0.0

STP (eff)0.0

Supercell0.0

K-Index-48.2

Thermo & Levels

PWAT0.21 in

0–3 km LR2.1 °C/km

700–500 LR5.6 °C/km

Total Totals10.9

LCL868 hPa

LFC—

EL—

Freezing Lvl11,870 ft

Union County, Arkansas, United States

Alerts