Extreme Heat Watch 8:00 PM Extreme Heat Warning — Bourbon, KS, Crawford, KS, Cherokee, KS, Benton, MO, Morgan, MO, Miller, MO, Maries, MO, Vernon, MO, St. Clair, MO, Hickory, MO, Camden, MO, Barton, MO, Cedar, MO, Polk, MO, Dallas, MO, Jasper, MO, Dade, MO, Newton, MO, Lawrence, MO, McDonald, MO 8:00 PM

Polk County, Missouri, United States

Last updated: 5:15 AM CDT  ·  Refresh
25°C
Feels like 26°
Clear
▲ 35°  /  ▼ 26°
Wind
8 mph SSW
Humidity
71%
Dew Point
20°
Pressure
28.88 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
5%
Sunrise
6:26 AM
Sunset
8:10 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Polk County is currently clear at 25°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 2137 J/kg) — isolated convective development possible. Sunrise: 6:26AM · Sunset: 8:10PM.

Alerts

Extreme Heat Watch
Expires 8:00 PM
Extreme Heat Warning
Bourbon, KS, Crawford, KS, Cherokee, KS, Benton, MO, Morgan, MO, Miller, MO, Maries, MO, Vernon, MO, St. Clair, MO, Hickory, MO, Camden, MO, Barton, MO, Cedar, MO, Polk, MO, Dallas, MO, Jasper, MO, Dade, MO, Newton, MO, Lawrence, MO, McDonald, MO
Expires 8:00 PM
41 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
25°
3%
6 AM
23°
3%
7 AM
23°
3%
8 AM
26°
3%
9 AM
26°
3%
10 AM
29°
3%
11 AM
30°
3%
12 PM
32°
3%
1 PM
34°
3%
2 PM
34°
3%
3 PM
34°
3%
4 PM
34°
3%
5 PM
35°
3%
6 PM
34°
3%
7 PM
33°
3%
8 PM
32°
5%
9 PM
30°
8%
10 PM
29°
8%
11 PM
28°
8%
12 AM
28°
8%
1 AM
28°
8%
2 AM
28°
9%
3 AM
28°
9%
4 AM
28°
9%
7-Day Forecast
Today
35° 26°
Mostly Clear.
Wed
39° 26°
Mostly Clear.
Thu
39° 24°
Mostly Clear.
Fri
39° 23°
Clear.
Sat
42° 24°
Clear.
Sun
41° 24°
Partly Cloudy.
Mon
38° 23°
Partly Cloudy with a 24% chance of rain.
TimeTempConditionsPrecipWindHumidity
Now 25° Clear 3% 8 mph SSW 71%
6 AM 23° Mostly Clear 3% 10 mph SSW 67%
7 AM 23° Mostly Clear 3% 10 mph SSW 67%
8 AM 26° Mostly Clear 3% 12 mph SW 62%
9 AM 26° Mostly Clear 3% 14 mph SW 57%
10 AM 29° Mostly Clear 3% 14 mph SW 53%
11 AM 30° Mostly Clear 3% 14 mph SW 49%
12 PM 32° Clear 3% 13 mph SW 46%
1 PM 34° Mostly Clear 3% 13 mph SW 43%
2 PM 34° Mostly Clear 3% 12 mph SW 42%
3 PM 34° Mostly Clear 3% 12 mph SW 42%
4 PM 34° Mostly Clear 3% 11 mph SW 42%
5 PM 35° Partly Cloudy 3% 10 mph SW 43%
6 PM 34° Partly Cloudy 3% 9 mph SW 45%
7 PM 33° Partly Cloudy 3% 8 mph SSW 48%
8 PM 32° Partly Cloudy 5% 8 mph SSW 51%
9 PM 30° Clear 8% 9 mph SSW 54%
10 PM 29° Clear 8% 9 mph S 57%
11 PM 28° Clear 8% 10 mph SSW 57%
12 AM 28° Mostly Clear 8% 10 mph SSW 58%
1 AM 28° Mostly Clear 8% 10 mph SSW 58%
2 AM 28° Mostly Clear 9% 11 mph SSW 59%
3 AM 28° Mostly Clear 9% 11 mph SSW 60%
4 AM 28° Mostly Clear 9% 11 mph SSW 60%
15-Day Forecast
Today
8/11
Mostly Clear
8%
26°
35°
Wed
8/12
Mostly Clear
11%
26°
39°
Thu
8/13
Mostly Clear
7%
24°
39°
Fri
8/14
Clear
15%
23°
39°
Sat
8/15
Clear
15%
24°
42°
Sun
8/16
Partly Cloudy
15%
24°
41°
Mon
8/17
Partly Cloudy
24%
23°
38°
Tue
8/18
Clear
15%
23°
42°
Wed
8/19
Mostly Clear
35%
25°
42°
Thu
8/20
Mostly Clear
35%
25°
39°
Fri
8/21
Clear
25%
22°
39°
Sat
8/22
Drizzle
60%
23°
39°
Sun
8/23
Drizzle
60%
23°
39°
Mon
8/24
Drizzle
60%
22°
37°
Tue
8/25
Drizzle
60%
21°
36°
41
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
PM2.5
Fine particulate matter
37 AQI 6.7 µg/m³
O3
Ground-level ozone
Dominant
41 AQI 45 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 41 Good 41 37
Wed 40 Good 40 28
Thu 41 Good 39 41
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. PM2.5 (fine particles) is reported in µg/m³ and ozone (O3) in ppb. Forecast source: NWS NAQFC.

1000850700500400300250200150100 -40-30-20-10010203040 0.41247101624 LCLLFCEL0°C Temperature (°C) Pressure (hPa)
Temp Dewpoint Parcel (SB) CAPE CIN Dry adiabat Moist adiabat Mixing ratio
RAP
Valid Tue Aug 11, 09:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE577 J/kg
MLCAPE764 J/kg
MUCAPE1243 J/kg
SBCIN-559 J/kg
MLCIN0 J/kg
Lifted Index-3.5
Kinematics
0–6 km Shear11 kt
0–1 km Shear16 kt
Eff. Shear13 kt
0–1 km SRH81
0–3 km SRH58
Eff. SRH-46
Storm Motion37° @ 5 kt
0–1 km EHI0.3
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index26.1
Thermo & Levels
PWAT1.43 in
0–3 km LR4.4 °C/km
700–500 LR7.8 °C/km
Total Totals52.3
LCL906 hPa
LFC612 hPa
EL233 hPa
Freezing Lvl14,498 ft