Extreme Heat Warning — Marion, AL, Lamar, AL, Fayette, AL, Winston, AL, Walker, AL, Blount, AL, Etowah, AL, Calhoun, AL, Cherokee, AL, Cleburne, AL, Pickens, AL, Tuscaloosa, AL, Jefferson, AL, Shelby, AL, St. Clair, AL, Talladega, AL, Clay, AL, Randolph, AL, Sumter, AL, Greene, AL, Hale, AL, Perry, AL, Bibb, AL, Chilton, AL, Coosa, AL, Tallapoosa, AL, Chambers, AL, Marengo, AL, Dallas, AL, Autauga, AL, Lowndes, AL, Elmore, AL, Montgomery, AL, Macon, AL, Bullock, AL, Lee, AL, Russell, AL, Pike, AL, Barbour, AL 9:00 PM

Calhoun County, Alabama, United States

Last updated: 2:17 AM CDT  ·  Refresh
25°C
Feels like 28°
Clear
▲ 37°  /  ▼ 22°
Wind
3 mph S
Humidity
81%
Dew Point
22°
Pressure
29.25 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
2%
Sunrise
6:06 AM
Sunset
7:27 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Calhoun County is currently clear at 25°C. Precipitation is likely — peak probability 56% around 7 PM. Atmospheric instability is elevated (CAPE up to 2366 J/kg) — isolated convective development possible. Sunrise: 6:06AM · Sunset: 7:27PM.

Alerts

Extreme Heat Warning
Marion, AL, Lamar, AL, Fayette, AL, Winston, AL, Walker, AL, Blount, AL, Etowah, AL, Calhoun, AL, Cherokee, AL, Cleburne, AL, Pickens, AL, Tuscaloosa, AL, Jefferson, AL, Shelby, AL, St. Clair, AL, Talladega, AL, Clay, AL, Randolph, AL, Sumter, AL, Greene, AL, Hale, AL, Perry, AL, Bibb, AL, Chilton, AL, Coosa, AL, Tallapoosa, AL, Chambers, AL, Marengo, AL, Dallas, AL, Autauga, AL, Lowndes, AL, Elmore, AL, Montgomery, AL, Macon, AL, Bullock, AL, Lee, AL, Russell, AL, Pike, AL, Barbour, AL
Expires 9:00 PM
56 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
25°
3%
3 AM
24°
3%
4 AM
24°
3%
5 AM
23°
3%
6 AM
23°
3%
7 AM
24°
3%
8 AM
26°
7%
9 AM
29°
7%
10 AM
31°
15%
11 AM
33°
15%
12 PM
34°
16%
1 PM
37°
16%
2 PM
37°
18%
3 PM
37°
25%
4 PM
37°
43%
5 PM
35°
47%
6 PM
33°
56%
7 PM
32°
56%
8 PM
31°
47%
9 PM
27°
48%
10 PM
26°
38%
11 PM
26°
39%
12 AM
26°
35%
1 AM
26°
13%
7-Day Forecast
Today
37° 22°
Mostly Clear with a 47% chance of rain.
Tue
34° 22°
Mostly Cloudy.
Wed
36° 19°
Clear.
Thu
33° 22°
Clear with a 33% chance of rain.
Fri
33° 21°
Drizzle, 51% chance.
Sat
33° 20°
Rain, 64% chance.
Sun
34° 20°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 25° Clear 3% 3 mph S 81%
3 AM 24° Clear 3% 3 mph SSW 81%
4 AM 24° Mostly Clear 3% 3 mph SSW 83%
5 AM 23° Mostly Clear 3% 4 mph S 84%
6 AM 23° Partly Cloudy 3% 4 mph S 84%
7 AM 24° Mostly Cloudy 3% 4 mph SSW 83%
8 AM 26° Partly Cloudy 7% 4 mph SW 76%
9 AM 29° Mostly Clear 7% 5 mph WSW 69%
10 AM 31° Mostly Clear 15% 5 mph WSW 62%
11 AM 33° Mostly Clear 15% 6 mph W 55%
12 PM 34° Clear 16% 7 mph W 48%
1 PM 37° Clear 16% 7 mph W 43%
2 PM 37° Mostly Clear 18% 7 mph W 42%
3 PM 37° Mostly Clear 25% 7 mph W 42%
4 PM 37° Mostly Clear 43% 7 mph W 43%
5 PM 35° Partly Cloudy 47% 6 mph W 49%
6 PM 33° Mostly Cloudy 56% 6 mph W 57%
7 PM 32° Mostly Cloudy 56% 6 mph WSW 65%
8 PM 31° Mostly Cloudy 47% 5 mph SW 72%
9 PM 27° Rain 48% 5 mph SSW 78%
10 PM 26° Rain 38% 5 mph SSW 84%
11 PM 26° Rain 39% 4 mph SSW 85%
12 AM 26° Overcast 35% 4 mph SSW 86%
1 AM 26° Overcast 13% 3 mph SSW 87%
15-Day Forecast
Today
8/17
Mostly Clear
47%
22°
37°
Tue
8/18
Mostly Cloudy
18%
22°
34°
Wed
8/19
Clear
14%
19°
36°
Thu
8/20
Clear
33%
22°
33°
Fri
8/21
Drizzle
51%
21°
33°
Sat
8/22
Rain
64%
20°
33°
Sun
8/23
Clear
18%
20°
34°
Mon
8/24
Clear
43%
19°
33°
Tue
8/25
Rain
68%
20°
33°
Wed
8/26
Drizzle
60%
21°
32°
Thu
8/27
Drizzle
60%
21°
32°
Fri
8/28
Drizzle
60%
20°
32°
Sat
8/29
Drizzle
60%
19°
32°
Sun
8/30
Drizzle
60%
19°
32°
Mon
8/31
Drizzle
60%
19°
31°
56
Moderate
U.S. Air Quality Index · Dominant: PM2.5
50 100 150 200

Air quality is acceptable. Unusually sensitive people should consider limiting prolonged outdoor exertion.

Pollutant Breakdown · Today
PM2.5
Fine particulate matter
Dominant
56 AQI 11.8 µg/m³
O3
Ground-level ozone
33 AQI 36 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 56 Moderate 33 56
Tue 55 Moderate 39 55
Wed 57 Moderate 42 57
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 Mon Aug 17, 06:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE124 J/kg
MLCAPE263 J/kg
MUCAPE902 J/kg
SBCIN-366 J/kg
MLCIN-174 J/kg
Lifted Index-0.9
Kinematics
0–6 km Shear5 kt
0–1 km Shear12 kt
Eff. Shear5 kt
0–1 km SRH49
0–3 km SRH68
Eff. SRH55
Storm Motion39° @ 12 kt
0–1 km EHI0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index22.9
Thermo & Levels
PWAT1.48 in
0–3 km LR4.6 °C/km
700–500 LR5.7 °C/km
Total Totals43.9
LCL945 hPa
LFC590 hPa
EL329 hPa
Freezing Lvl16,234 ft