Washington County, Iowa, United States

Last updated: 7:44 AM CDT · Refresh

68°F

Feels like 72°

Rain

▲ 70° / ▼ 57°

Wind

5 mph NNE

Humidity

96%

Dew Point

68°

Pressure

29.11 inHg

Visibility

6 mi

UV Index

1.0

Cloud Cover

90%

Sunrise

6:52 AM

Sunset

7:07 PM

Drag to pan · double-click to forecast a point

WeatherAI™ Analysis

WeatherAI Analysis: Washington County is currently rain at 68°F. Precipitation is likely — peak probability 75% around 8 AM. Sunrise: 6:52AM · Sunset: 7:07PM.

30 AQI · Good Dominant: O3 Air Quality

Hourly Forecast · Next 24 Hours

Now

68°

67%

8 AM

67°

75%

9 AM

65°

68%

10 AM

64°

69%

11 AM

64°

64%

12 PM

62°

68%

1 PM

65°

54%

2 PM

64°

31%

3 PM

64°

31%

4 PM

64°

31%

5 PM

65°

41%

6 PM

64°

41%

7 PM

64°

37%

8 PM

63°

37%

9 PM

63°

37%

10 PM

62°

38%

11 PM

62°

41%

12 AM

61°

41%

1 AM

61°

41%

2 AM

60°

44%

3 AM

60°

44%

4 AM

60°

39%

5 AM

59°

43%

6 AM

59°

42%

7-Day Forecast

Today

70° 57°

Overcast with a 69% chance of rain.

Mon

66° 55°

Overcast with a 52% chance of rain.

Tue

62° 49°

Mostly Cloudy with a 57% chance of rain.

Wed

68° 47°

Mostly Cloudy.

Thu

70° 50°

Overcast.

Fri

68° 55°

Overcast with a 22% chance of rain.

Sat

69° 54°

Drizzle, 56% chance.

+ Feels like

TimeTempConditionsPrecipWindHumidity

Now 68° Rain 67% 5 mph NNE 96%

8 AM 67° Overcast 75% 6 mph NNW 94%

9 AM 65° Overcast 68% 6 mph N 93%

10 AM 64° Overcast 69% 9 mph NE 94%

11 AM 64° Overcast 64% 11 mph NE 95%

12 PM 62° Overcast 68% 12 mph NE 94%

1 PM 65° Overcast 54% 13 mph NE 93%

2 PM 64° Mostly Cloudy 31% 14 mph NE 91%

3 PM 64° Mostly Cloudy 31% 14 mph NE 89%

4 PM 64° Mostly Cloudy 31% 14 mph NE 88%

5 PM 65° Mostly Cloudy 41% 13 mph NE 88%

6 PM 64° Overcast 41% 13 mph NE 89%

7 PM 64° Overcast 37% 13 mph NE 89%

8 PM 63° Overcast 37% 14 mph NE 89%

9 PM 63° Overcast 37% 14 mph NE 89%

10 PM 62° Overcast 38% 14 mph ENE 88%

11 PM 62° Overcast 41% 13 mph ENE 88%

12 AM 61° Mostly Cloudy 41% 13 mph ENE 88%

1 AM 61° Overcast 41% 13 mph NE 86%

2 AM 60° Overcast 44% 12 mph NE 86%

3 AM 60° Overcast 44% 12 mph NE 87%

4 AM 60° Overcast 39% 12 mph NE 88%

5 AM 59° Overcast 43% 12 mph NE 89%

6 AM 59° Overcast 42% 12 mph NE 90%

15-Day Forecast

Today

9/20

Overcast

69%

57°

70°

Mon

9/21

Overcast

52%

55°

66°

Tue

9/22

Mostly Cloudy

57%

49°

62°

Wed

9/23

Mostly Cloudy

47°

68°

Thu

9/24

Overcast

17%

50°

70°

Fri

9/25

Overcast

22%

55°

68°

Sat

9/26

Drizzle

56%

54°

69°

Sun

9/27

Drizzle

46%

53°

73°

Mon

9/28

Drizzle

35%

53°

75°

Tue

9/29

Drizzle

52%

58°

72°

Wed

9/30

Drizzle

67%

55°

73°

Thu

10/1

Drizzle

60%

55°

72°

Fri

10/2

Drizzle

60%

53°

70°

Sat

10/3

Drizzle

60%

53°

70°

Sun

10/4

Drizzle

60%

53°

71°

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

14 AQI 2.6 µg/m³

O₃

Ground-level ozone

Dominant

30 AQI 32 ppb

3-Day Outlook

DayAQICategoryO₃PM2.5

Mon 30 Good 30 14

Tue 19 Good 19 9

Wed 16 Good 16 9

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 Sun Sep 20, 11:00'Z' · F0 · 130 (13 km CONUS/NA)

Hodograph · kt

0–1 1–3 3–6 6–9 km

Instability

SBCAPE22 J/kg

MLCAPE12 J/kg

MUCAPE22 J/kg

SBCIN-0 J/kg

MLCIN0 J/kg

Lifted Index0.2

Kinematics

0–6 km Shear19 kt

0–1 km Shear9 kt

Eff. Shear—

0–1 km SRH39

0–3 km SRH70

Eff. SRH—

Storm Motion324° @ 20 kt

0–1 km EHI0.0

Composite Parameters

Sig. Tornado0.0

STP (eff)—

Supercell—

K-Index34.1

Thermo & Levels

PWAT1.97 in

0–3 km LR4.6 °C/km

700–500 LR5.4 °C/km

Total Totals42.9

LCL978 hPa

LFC986 hPa

EL563 hPa

Freezing Lvl13,796 ft

Washington County, Iowa, United States

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