Dallas County, Iowa, United States

Last updated: 6:47 AM CDT · Refresh

21°C

Feels like 22°

Overcast

▲ 22° / ▼ 14°

Wind

6 mph NW

Humidity

96%

Dew Point

20°

Pressure

28.93 inHg

Visibility

6 mi

UV Index

0.0

Cloud Cover

97%

Sunrise

6:56 AM

Sunset

7:25 PM

Drag to pan · double-click to forecast a point

WeatherAI™ Analysis

WeatherAI Analysis: Dallas County is currently overcast at 20°C. Precipitation is likely — peak probability 73% around 9 AM. Sunrise: 6:56AM · Sunset: 7:25PM.

24 AQI · Good Dominant: O3 Air Quality

Hourly Forecast · Next 24 Hours

Now

21°

57%

7 AM

19°

71%

8 AM

19°

72%

9 AM

18°

72%

10 AM

19°

65%

11 AM

19°

66%

12 PM

19°

61%

1 PM

21°

46%

2 PM

21°

44%

3 PM

21°

44%

4 PM

20°

43%

5 PM

20°

43%

6 PM

19°

40%

7 PM

19°

26%

8 PM

19°

30%

9 PM

17°

33%

10 PM

17°

32%

11 PM

17°

41%

12 AM

16°

41%

1 AM

16°

45%

2 AM

16°

45%

3 AM

16°

48%

4 AM

16°

48%

5 AM

14°

48%

7-Day Forecast

Today

22° 14°

Heavy Rain, 72% chance.

Wed

20° 14°

Rain, 63% chance.

Thu

27° 17°

Mostly Cloudy with a 72% chance of rain.

Fri

31° 18°

Overcast with a 75% chance of rain.

Sat

30° 18°

Rain, 90% chance.

Sun

23° 15°

Rain, 67% chance.

Mon

23° 13°

Overcast with a 21% chance of rain.

+ Feels like

TimeTempConditionsPrecipWindHumidity

Now 21° Overcast 57% 6 mph NW 96%

7 AM 19° Overcast 71% 6 mph NW 93%

8 AM 19° Heavy Rain 72% 7 mph NW 86%

9 AM 18° Heavy Rain 72% 9 mph NNW 80%

10 AM 19° Heavy Rain 65% 10 mph NNW 75%

11 AM 19° Heavy Rain 66% 10 mph N 71%

12 PM 19° Rain 61% 9 mph NNW 69%

1 PM 21° Rain 46% 8 mph N 70%

2 PM 21° Rain 44% 7 mph NNW 70%

3 PM 21° Rain 44% 6 mph NNW 71%

4 PM 20° Rain 43% 5 mph N 73%

5 PM 20° Rain 43% 6 mph N 76%

6 PM 19° Overcast 40% 5 mph NNE 78%

7 PM 19° Overcast 26% 4 mph NNE 79%

8 PM 19° Mostly Cloudy 30% 4 mph NNE 79%

9 PM 17° Mostly Cloudy 33% 4 mph NE 80%

10 PM 17° Mostly Cloudy 32% 4 mph NE 80%

11 PM 17° Overcast 41% 5 mph NE 82%

12 AM 16° Overcast 41% 6 mph NE 82%

1 AM 16° Overcast 45% 6 mph NE 82%

2 AM 16° Overcast 45% 6 mph NE 80%

3 AM 16° Overcast 48% 6 mph NE 79%

4 AM 16° Overcast 48% 6 mph ENE 80%

5 AM 14° Overcast 48% 6 mph ENE 81%

15-Day Forecast

Today

9/15

Heavy Rain

72%

14°

22°

Wed

9/16

Rain

63%

14°

20°

Thu

9/17

Mostly Cloudy

72%

17°

27°

Fri

9/18

Overcast

75%

18°

31°

Sat

9/19

Rain

90%

18°

30°

Sun

9/20

Rain

67%

15°

23°

Mon

9/21

Overcast

21%

13°

23°

Tue

9/22

Rain

73%

12°

24°

Wed

9/23

Drizzle

66%

12°

26°

Thu

9/24

Overcast

20%

11°

23°

Fri

9/25

Drizzle

60%

9°

26°

Sat

9/26

Clear

25%

14°

27°

Sun

9/27

Drizzle

60%

14°

28°

Mon

9/28

Drizzle

60%

14°

27°

Tue

9/29

Drizzle

60%

14°

26°

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

9 AQI 1.8 µg/m³

O₃

Ground-level ozone

Dominant

24 AQI 27 ppb

3-Day Outlook

DayAQICategoryO₃PM2.5

Wed 24 Good 24 9

Thu 28 Good 16 28

Fri 31 Good 31 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 Tue Sep 15, 10:00'Z' · F0 · 130 (13 km CONUS/NA)

Hodograph · kt

0–1 1–3 3–6 6–9 km

Instability

SBCAPE11 J/kg

MLCAPE164 J/kg

MUCAPE760 J/kg

SBCIN-234 J/kg

MLCIN-109 J/kg

Lifted Index1.0

Kinematics

0–6 km Shear45 kt

0–1 km Shear19 kt

Eff. Shear34 kt

0–1 km SRH36

0–3 km SRH59

Eff. SRH61

Storm Motion269° @ 37 kt

0–1 km EHI0.0

Composite Parameters

Sig. Tornado0.0

STP (eff)0.0

Supercell0.8

K-Index38.2

Thermo & Levels

PWAT2.16 in

0–3 km LR4.3 °C/km

700–500 LR5.4 °C/km

Total Totals46.1

LCL971 hPa

LFC654 hPa

EL561 hPa

Freezing Lvl13,924 ft

Dallas County, Iowa, United States

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