Linn County, Missouri, United States

Last updated: 5:49 PM CDT · Refresh

25°C

Feels like 28°

Overcast

▲ 25° / ▼ 18°

Wind

5 mph SSE

Humidity

74%

Dew Point

20°

Pressure

28.94 inHg

Visibility

10 mi

UV Index

1.7

Cloud Cover

88%

Sunrise

7:06 AM

Sunset

6:56 PM

Drag to pan · double-click to forecast a point

WeatherAI™ Analysis

WeatherAI Analysis: Linn County is currently overcast at 25°C. Precipitation is likely — peak probability 90% around 10 PM. Sunrise: 7:06AM · Sunset: 6:56PM.

47 AQI · Good Dominant: PM2.5 Air Quality

Hourly Forecast · Next 24 Hours

Now

25°

45%

6 PM

24°

46%

7 PM

23°

60%

8 PM

22°

14%

9 PM

22°

64%

10 PM

22°

90%

11 PM

22°

52%

12 AM

22°

52%

1 AM

22°

90%

2 AM

22°

90%

3 AM

22°

70%

4 AM

21°

90%

5 AM

21°

90%

6 AM

20°

90%

7 AM

21°

90%

8 AM

21°

90%

9 AM

21°

90%

10 AM

21°

90%

11 AM

21°

90%

12 PM

21°

90%

1 PM

22°

72%

2 PM

22°

73%

3 PM

22°

73%

4 PM

21°

71%

7-Day Forecast

Today

25° 18°

Overcast with a 52% chance of rain.

Thu

24° 12°

Heavy Rain, 90% chance.

Fri

21° 8°

Clear.

Sat

25° 9°

Clear.

Sun

26° 10°

Clear.

Mon

22° 7°

Clear.

Tue

23° 7°

Clear.

+ Feels like

TimeTempConditionsPrecipWindHumidity

Now 25° Overcast 45% 5 mph SSE 74%

6 PM 24° Rain 46% 5 mph E 78%

7 PM 23° Overcast 60% 7 mph E 82%

8 PM 22° Overcast 14% 7 mph E 84%

9 PM 22° Rain 64% 8 mph E 86%

10 PM 22° Overcast 90% 7 mph E 85%

11 PM 22° Overcast 52% 7 mph ESE 84%

12 AM 22° Overcast 52% 7 mph SSE 83%

1 AM 22° Overcast 90% 7 mph S 84%

2 AM 22° Rain 90% 7 mph S 86%

3 AM 22° Overcast 70% 8 mph S 89%

4 AM 21° Rain 90% 11 mph S 92%

5 AM 21° Heavy Rain 90% 12 mph SSW 94%

6 AM 20° Heavy Rain 90% 11 mph SSW 95%

7 AM 21° Heavy Rain 90% 11 mph SSW 95%

8 AM 21° Heavy Rain 90% 10 mph SSW 96%

9 AM 21° Heavy Rain 90% 9 mph SSW 96%

10 AM 21° Heavy Rain 90% 7 mph SSW 96%

11 AM 21° Heavy Rain 90% 6 mph SSW 95%

12 PM 21° Heavy Rain 90% 5 mph SSW 94%

1 PM 22° Rain 72% 7 mph SSW 94%

2 PM 22° Rain 73% 9 mph NNE 93%

3 PM 22° Rain 73% 11 mph NNE 92%

4 PM 21° Overcast 71% 12 mph NNE 93%

15-Day Forecast

Today

9/30

Overcast

52%

18°

25°

Thu

10/1

Heavy Rain

90%

12°

24°

Fri

10/2

Clear

11%

8°

21°

Sat

10/3

Clear

9°

25°

Sun

10/4

Clear

10°

26°

Mon

10/5

Clear

7°

22°

Tue

10/6

Clear

19%

7°

23°

Wed

10/7

Clear

19%

10°

26°

Thu

10/8

Clear

10°

27°

Fri

10/9

Clear

12°

28°

Sat

10/10

Clear

25%

13°

28°

Sun

10/11

Drizzle

60%

8°

23°

Mon

10/12

Clear

25%

7°

21°

Tue

10/13

Clear

25%

6°

21°

Wed

10/14

Clear

60%

8°

22°

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

47 AQI 8.4 µg/m³

O₃

Ground-level ozone

41 AQI 44 ppb

3-Day Outlook

DayAQICategoryO₃PM2.5

Thu 47 Good 41 47

Fri 31 Good 31 22

Sat 28 Good 28 4

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 Wed Sep 30, 21:00'Z' · F0 · 130 (13 km CONUS/NA)

Hodograph · kt

0–1 1–3 3–6 6–9 km

Instability

SBCAPE308 J/kg

MLCAPE111 J/kg

MUCAPE308 J/kg

SBCIN-89 J/kg

MLCIN-93 J/kg

Lifted Index-1.4

Kinematics

0–6 km Shear37 kt

0–1 km Shear15 kt

Eff. Shear34 kt

0–1 km SRH54

0–3 km SRH104

Eff. SRH104

Storm Motion251° @ 28 kt

0–1 km EHI0.1

Composite Parameters

Sig. Tornado0.1

STP (eff)0.0

Supercell0.6

K-Index36.9

Thermo & Levels

PWAT2.03 in

0–3 km LR6.3 °C/km

700–500 LR4.9 °C/km

Total Totals44.7

LCL907 hPa

LFC779 hPa

EL378 hPa

Freezing Lvl13,875 ft

Linn County, Missouri, United States

Alerts