Heat Advisory — Marion, AL, Lamar, AL, Fayette, AL, Walker, AL, Jefferson, AL, Shelby, AL 9:00 PM

Lamar County, Alabama, United States

Last updated: 1:01 AM CDT  ·  Refresh
26°C
Feels like 29°
Mostly Cloudy
▲ 34°  /  ▼ 20°
Wind
5 mph ENE
Humidity
85%
Dew Point
23°
Pressure
29.63 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
74%
Sunrise
6:18 AM
Sunset
7:31 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Lamar County is currently mostly cloudy at 26°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 2068 J/kg) — isolated convective development possible. Sunrise: 6:18AM · Sunset: 7:31PM.

Alerts

Heat Advisory
Marion, AL, Lamar, AL, Fayette, AL, Walker, AL, Jefferson, AL, Shelby, AL
Expires 9:00 PM
48 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
26°
28%
2 AM
24°
8%
3 AM
24°
9%
4 AM
23°
9%
5 AM
22°
16%
6 AM
22°
8%
7 AM
22°
16%
8 AM
23°
16%
9 AM
25°
16%
10 AM
27°
14%
11 AM
28°
14%
12 PM
28°
23%
1 PM
33°
13%
2 PM
33°
13%
3 PM
33°
13%
4 PM
33°
13%
5 PM
34°
15%
6 PM
34°
15%
7 PM
33°
14%
8 PM
31°
14%
9 PM
28°
16%
10 PM
25°
15%
11 PM
24°
6%
12 AM
23°
6%
7-Day Forecast
Today
34° 20°
Partly Cloudy with a 28% chance of rain.
Sat
37° 20°
Mostly Clear with a 37% chance of rain.
Sun
37° 19°
Mostly Clear with a 59% chance of rain.
Mon
32° 18°
Mostly Clear with a 74% chance of rain.
Tue
37° 19°
Rain, 76% chance.
Wed
38° 22°
Heavy Rain, 82% chance.
Thu
34° 19°
Rain, 90% chance.
TimeTempConditionsPrecipWindHumidity
Now 26° Mostly Cloudy 28% 5 mph ENE 85%
2 AM 24° Overcast 8% 4 mph NNE 90%
3 AM 24° Overcast 9% 4 mph NNE 91%
4 AM 23° Overcast 9% 2 mph NNE 92%
5 AM 22° Partly Cloudy 16% 2 mph NNE 91%
6 AM 22° Partly Cloudy 8% 2 mph NW 90%
7 AM 22° Partly Cloudy 16% 3 mph W 90%
8 AM 23° Partly Cloudy 16% 3 mph WNW 84%
9 AM 25° Partly Cloudy 16% 3 mph WNW 78%
10 AM 27° Partly Cloudy 14% 3 mph WNW 71%
11 AM 28° Partly Cloudy 14% 3 mph WNW 68%
12 PM 28° Partly Cloudy 23% 2 mph NNW 63%
1 PM 33° Partly Cloudy 13% 3 mph NW 59%
2 PM 33° Partly Cloudy 13% 3 mph NNW 57%
3 PM 33° Partly Cloudy 13% 4 mph NW 56%
4 PM 33° Partly Cloudy 13% 4 mph NNW 55%
5 PM 34° Partly Cloudy 15% 4 mph NW 57%
6 PM 34° Mostly Clear 15% 4 mph NW 58%
7 PM 33° Mostly Clear 14% 4 mph NW 60%
8 PM 31° Mostly Clear 14% 4 mph NNW 63%
9 PM 28° Mostly Clear 16% 4 mph NNW 65%
10 PM 25° Clear 15% 4 mph N 68%
11 PM 24° Clear 6% 3 mph NNE 67%
12 AM 23° Clear 6% 2 mph NNE 70%
15-Day Forecast
Today
8/21
Partly Cloudy
28%
20°
34°
Sat
8/22
Mostly Clear
37%
20°
37°
Sun
8/23
Mostly Clear
59%
19°
37°
Mon
8/24
Mostly Clear
74%
18°
32°
Tue
8/25
Rain
76%
19°
37°
Wed
8/26
Heavy Rain
82%
22°
38°
Thu
8/27
Rain
90%
19°
34°
Fri
8/28
Rain
69%
19°
37°
Sat
8/29
Rain
68%
20°
37°
Sun
8/30
Drizzle
60%
19°
37°
Mon
8/31
Drizzle
60%
22°
37°
Tue
9/1
Drizzle
60%
22°
37°
Wed
9/2
Drizzle
60%
22°
37°
Thu
9/3
Drizzle
60%
21°
36°
Fri
9/4
Drizzle
60%
21°
36°
48
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
48 AQI 8.6 µg/m³
O3
Ground-level ozone
39 AQI 43 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 48 Good 39 48
Sat 40 Good 40 34
Sun 46 Good 36 46
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 Fri Aug 21, 03:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE1274 J/kg
MLCAPE1701 J/kg
MUCAPE2470 J/kg
SBCIN-194 J/kg
MLCIN-130 J/kg
Lifted Index-4.2
Kinematics
0–6 km Shear16 kt
0–1 km Shear11 kt
Eff. Shear18 kt
0–1 km SRH38
0–3 km SRH59
Eff. SRH59
Storm Motion341° @ 17 kt
0–1 km EHI0.3
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index38.2
Thermo & Levels
PWAT2.11 in
0–3 km LR5.4 °C/km
700–500 LR5.8 °C/km
Total Totals46.7
LCL959 hPa
LFC769 hPa
EL183 hPa
Freezing Lvl15,020 ft