Excessive Heat Watch 12:00 AM Heat Advisory — Knox, MO, Lewis, MO, Shelby, MO, Marion, MO, Monroe, MO, Ralls, MO, Pike, MO, Boone, MO, Audrain, MO, Moniteau, MO, Cole, MO, Osage, MO, Callaway, MO, Montgomery, MO, Lincoln, MO, Gasconade, MO, Crawford, MO, Washington, MO, St. Francois, MO, Iron, MO, Madison, MO, Reynolds, MO, Warren, MO, St. Charles, MO, Franklin, MO, St. Louis, MO, St. Louis City, MO, Jefferson, MO, Ste. Genevieve, MO 10:00 PM Excessive Heat Warning — Boone, MO, Moniteau, MO, Cole, MO, Osage, MO, Callaway, MO, Montgomery, MO, Gasconade, MO, Warren, MO, St. Charles, MO, Franklin, MO, St. Louis, MO, St. Louis City, MO, Jefferson, MO, Ste. Genevieve, MO, Knox, MO, Lewis, MO, Shelby, MO, Marion, MO, Monroe, MO, Ralls, MO, Pike, MO, Audrain, MO, Lincoln, MO, Crawford, MO, Washington, MO, St. Francois, MO, Iron, MO, Madison, MO, Reynolds, MO 8:00 PM

Ralls County, Missouri, United States

Last updated: 6:56 PM CDT  ·  Refresh
32°C
Feels like 38°
Mostly Clear
▲ 33°  /  ▼ 23°
Wind
9 mph S
Humidity
64%
Dew Point
23°
Pressure
29.27 inHg
Visibility
10 mi
UV Index
4.0
Cloud Cover
26%
Sunrise
5:43 AM
Sunset
8:37 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Ralls County is currently mostly clear at 32°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 3286 J/kg) — isolated convective development possible. Sunrise: 5:43AM · Sunset: 8:37PM.

Alerts

Excessive Heat Watch
Expires 12:00 AM
Heat Advisory
Knox, MO, Lewis, MO, Shelby, MO, Marion, MO, Monroe, MO, Ralls, MO, Pike, MO, Boone, MO, Audrain, MO, Moniteau, MO, Cole, MO, Osage, MO, Callaway, MO, Montgomery, MO, Lincoln, MO, Gasconade, MO, Crawford, MO, Washington, MO, St. Francois, MO, Iron, MO, Madison, MO, Reynolds, MO, Warren, MO, St. Charles, MO, Franklin, MO, St. Louis, MO, St. Louis City, MO, Jefferson, MO, Ste. Genevieve, MO
Expires 10:00 PM
Excessive Heat Warning
Boone, MO, Moniteau, MO, Cole, MO, Osage, MO, Callaway, MO, Montgomery, MO, Gasconade, MO, Warren, MO, St. Charles, MO, Franklin, MO, St. Louis, MO, St. Louis City, MO, Jefferson, MO, Ste. Genevieve, MO, Knox, MO, Lewis, MO, Shelby, MO, Marion, MO, Monroe, MO, Ralls, MO, Pike, MO, Audrain, MO, Lincoln, MO, Crawford, MO, Washington, MO, St. Francois, MO, Iron, MO, Madison, MO, Reynolds, MO
Expires 8:00 PM
50 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
32°
32%
7 PM
31°
48%
8 PM
29°
47%
9 PM
27°
47%
10 PM
27°
32%
11 PM
26°
29%
12 AM
26°
11%
1 AM
25°
7%
2 AM
25°
8%
3 AM
24°
8%
4 AM
24°
16%
5 AM
23°
17%
6 AM
23°
17%
7 AM
25°
17%
8 AM
27°
23%
9 AM
28°
26%
10 AM
29°
24%
11 AM
30°
24%
12 PM
31°
24%
1 PM
32°
24%
2 PM
32°
24%
3 PM
32°
20%
4 PM
32°
20%
5 PM
32°
14%
7-Day Forecast
Tonight
33° 23°
Mostly Clear with a 47% chance of rain.
Fri
33° 23°
Partly Cloudy with a 26% chance of rain.
Sat
33° 22°
Rain, 69% chance.
Sun
31° 21°
Partly Cloudy with a 77% chance of rain.
Mon
29° 19°
Clear with a 37% chance of rain.
Tue
29° 19°
Rain, 70% chance.
Wed
31° 20°
Thunderstorm, 52% chance.
TimeTempConditionsPrecipWindHumidity
Now 32° Mostly Clear 32% 9 mph S 64%
7 PM 31° Partly Cloudy 48% 8 mph S 72%
8 PM 29° Partly Cloudy 47% 9 mph S 78%
9 PM 27° Partly Cloudy 47% 11 mph S 84%
10 PM 27° Partly Cloudy 32% 10 mph S 86%
11 PM 26° Mostly Cloudy 29% 9 mph S 87%
12 AM 26° Partly Cloudy 11% 8 mph SSW 89%
1 AM 25° Partly Cloudy 7% 8 mph SSW 90%
2 AM 25° Partly Cloudy 8% 7 mph SSW 91%
3 AM 24° Partly Cloudy 8% 7 mph SSW 92%
4 AM 24° Mostly Clear 16% 6 mph SSW 91%
5 AM 23° Mostly Clear 17% 6 mph SSW 91%
6 AM 23° Partly Cloudy 17% 7 mph SSW 89%
7 AM 25° Partly Cloudy 17% 8 mph SSW 83%
8 AM 27° Partly Cloudy 23% 8 mph SSW 77%
9 AM 28° Partly Cloudy 26% 8 mph SW 71%
10 AM 29° Partly Cloudy 24% 8 mph SW 67%
11 AM 30° Partly Cloudy 24% 8 mph SW 65%
12 PM 31° Partly Cloudy 24% 8 mph SW 62%
1 PM 32° Partly Cloudy 24% 7 mph SW 62%
2 PM 32° Partly Cloudy 24% 7 mph SW 62%
3 PM 32° Partly Cloudy 20% 8 mph SSW 61%
4 PM 32° Partly Cloudy 20% 7 mph SSW 63%
5 PM 32° Mostly Clear 14% 6 mph SSW 65%
15-Day Forecast
Today
7/2
Mostly Clear
47%
23°
33°
Fri
7/3
Partly Cloudy
26%
23°
33°
Sat
7/4
Rain
69%
22°
33°
Sun
7/5
Partly Cloudy
77%
21°
31°
Mon
7/6
Clear
37%
19°
29°
Tue
7/7
Rain
70%
19°
29°
Wed
7/8
Thunderstorm
52%
20°
31°
Thu
7/9
Rain
80%
21°
31°
Fri
7/10
Rain
68%
21°
31°
Sat
7/11
Thunderstorm
68%
20°
32°
Sun
7/12
Drizzle
64%
19°
28°
Mon
7/13
Drizzle
60%
19°
28°
Tue
7/14
Drizzle
60%
18°
29°
Wed
7/15
Drizzle
60%
18°
29°
Thu
7/16
Drizzle
60%
20°
31°
50
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
PM2.5
Fine particulate matter
Dominant
50 AQI 9.1 µg/m³
O3
Ground-level ozone
28 AQI 31 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Fri 50 Good 28 50
Sat 58 Moderate 31 58
Sun 58 Moderate 29 58
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 Thu Jul 2, 22:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE3284 J/kg
MLCAPE2921 J/kg
MUCAPE3284 J/kg
SBCIN-47 J/kg
MLCIN0 J/kg
Lifted Index-7.6
Kinematics
0–6 km Shear23 kt
0–1 km Shear8 kt
Eff. Shear26 kt
0–1 km SRH11
0–3 km SRH-52
Eff. SRH-52
Storm Motion199° @ 31 kt
0–1 km EHI0.2
Composite Parameters
Sig. Tornado0.1
STP (eff)0.0
Supercell0.0
K-Index36.3
Thermo & Levels
PWAT2.02 in
0–3 km LR7.0 °C/km
700–500 LR6.4 °C/km
Total Totals50.9
LCL875 hPa
LFC841 hPa
EL145 hPa
Freezing Lvl15,052 ft