Severe Thunderstorm Watch 9:00 PM Severe Thunderstorm Watch 9:00 PM Extreme Heat Warning — Columbia, AR, Union, AR, Caddo, LA, Bossier, LA, Webster, LA, Claiborne, LA, Lincoln, LA, Union, LA, De Soto, LA, Red River, LA, Bienville, LA, Jackson, LA, Ouachita, LA, Sabine, LA, Natchitoches, LA, Winn, LA, Grant, LA, Caldwell, LA, La Salle, LA, Wood, TX, Upshur, TX, Marion, TX, Smith, TX, Gregg, TX, Harrison, TX, Cherokee, TX, Rusk, TX, Panola, TX, Nacogdoches, TX, Shelby, TX, Angelina, TX, San Augustine, TX, Sabine, TX 9:00 PM Heat Advisory — Columbia, AR, Union, AR, Caddo, LA, Bossier, LA, Webster, LA, Claiborne, LA, Lincoln, LA, Union, LA, De Soto, LA, Red River, LA, Bienville, LA, Jackson, LA, Ouachita, LA, Sabine, LA, Natchitoches, LA, Winn, LA, Grant, LA, Caldwell, LA, La Salle, LA, Wood, TX, Upshur, TX, Marion, TX, Smith, TX, Gregg, TX, Harrison, TX, Cherokee, TX, Rusk, TX, Panola, TX, Nacogdoches, TX, Shelby, TX, Angelina, TX, San Augustine, TX, Sabine, TX 8:00 PM

Grant Parish, Louisiana, United States

Last updated: 5:07 PM CDT  ·  Refresh
36°C
Feels like 41°
Partly Cloudy
▲ 39°  /  ▼ 23°
Wind
5 mph W
Humidity
44%
Dew Point
22°
Pressure
29.76 inHg
Visibility
10 mi
UV Index
5.6
Cloud Cover
55%
Sunrise
6:39 AM
Sunset
7:46 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Grant Parish is currently partly cloudy at 36°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 2404 J/kg) — isolated convective development possible. Sunrise: 6:39AM · Sunset: 7:46PM.

Alerts

Severe Thunderstorm Watch
Expires 9:00 PM
Severe Thunderstorm Watch
Expires 9:00 PM
Extreme Heat Warning
Columbia, AR, Union, AR, Caddo, LA, Bossier, LA, Webster, LA, Claiborne, LA, Lincoln, LA, Union, LA, De Soto, LA, Red River, LA, Bienville, LA, Jackson, LA, Ouachita, LA, Sabine, LA, Natchitoches, LA, Winn, LA, Grant, LA, Caldwell, LA, La Salle, LA, Wood, TX, Upshur, TX, Marion, TX, Smith, TX, Gregg, TX, Harrison, TX, Cherokee, TX, Rusk, TX, Panola, TX, Nacogdoches, TX, Shelby, TX, Angelina, TX, San Augustine, TX, Sabine, TX
Expires 9:00 PM
Heat Advisory
Columbia, AR, Union, AR, Caddo, LA, Bossier, LA, Webster, LA, Claiborne, LA, Lincoln, LA, Union, LA, De Soto, LA, Red River, LA, Bienville, LA, Jackson, LA, Ouachita, LA, Sabine, LA, Natchitoches, LA, Winn, LA, Grant, LA, Caldwell, LA, La Salle, LA, Wood, TX, Upshur, TX, Marion, TX, Smith, TX, Gregg, TX, Harrison, TX, Cherokee, TX, Rusk, TX, Panola, TX, Nacogdoches, TX, Shelby, TX, Angelina, TX, San Augustine, TX, Sabine, TX
Expires 8:00 PM
48 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
36°
33%
6 PM
33°
42%
7 PM
32°
42%
8 PM
31°
41%
9 PM
29°
35%
10 PM
28°
24%
11 PM
28°
22%
12 AM
27°
15%
1 AM
27°
4%
2 AM
26°
4%
3 AM
26°
4%
4 AM
26°
3%
5 AM
26°
3%
6 AM
23°
3%
7 AM
23°
3%
8 AM
25°
8%
9 AM
27°
16%
10 AM
29°
17%
11 AM
30°
17%
12 PM
34°
17%
1 PM
35°
17%
2 PM
37°
20%
3 PM
37°
20%
4 PM
39°
22%
7-Day Forecast
Today
39° 23°
Partly Cloudy with a 41% chance of rain.
Sat
41° 23°
Partly Cloudy with a 25% chance of rain.
Sun
41° 24°
Mostly Clear with a 26% chance of rain.
Mon
38° 23°
Partly Cloudy with a 37% chance of rain.
Tue
36° 23°
Mostly Clear.
Wed
38° 23°
Rain, 72% chance.
Thu
35° 24°
Drizzle, 63% chance.
TimeTempConditionsPrecipWindHumidity
Now 36° Partly Cloudy 33% 5 mph W 44%
6 PM 33° Overcast 42% 7 mph SSE 52%
7 PM 32° Overcast 42% 8 mph S 60%
8 PM 31° Mostly Cloudy 41% 6 mph S 65%
9 PM 29° Mostly Cloudy 35% 5 mph S 70%
10 PM 28° Mostly Cloudy 24% 5 mph S 74%
11 PM 28° Mostly Cloudy 22% 3 mph SW 74%
12 AM 27° Overcast 15% 4 mph WSW 76%
1 AM 27° Overcast 4% 3 mph WSW 77%
2 AM 26° Mostly Cloudy 4% 3 mph SW 78%
3 AM 26° Mostly Cloudy 4% 3 mph WSW 79%
4 AM 26° Mostly Cloudy 3% 3 mph WSW 80%
5 AM 26° Mostly Cloudy 3% 3 mph WSW 80%
6 AM 23° Partly Cloudy 3% 3 mph W 80%
7 AM 23° Partly Cloudy 3% 3 mph W 80%
8 AM 25° Partly Cloudy 8% 3 mph W 74%
9 AM 27° Partly Cloudy 16% 3 mph W 66%
10 AM 29° Partly Cloudy 17% 3 mph WNW 60%
11 AM 30° Partly Cloudy 17% 3 mph WNW 55%
12 PM 34° Partly Cloudy 17% 3 mph NW 50%
1 PM 35° Partly Cloudy 17% 4 mph NW 46%
2 PM 37° Partly Cloudy 20% 4 mph NNW 43%
3 PM 37° Partly Cloudy 20% 3 mph NNW 41%
4 PM 39° Mostly Clear 22% 3 mph N 39%
15-Day Forecast
Today
8/21
Partly Cloudy
41%
23°
39°
Sat
8/22
Partly Cloudy
25%
23°
41°
Sun
8/23
Mostly Clear
26%
24°
41°
Mon
8/24
Partly Cloudy
37%
23°
38°
Tue
8/25
Mostly Clear
14%
23°
36°
Wed
8/26
Rain
72%
23°
38°
Thu
8/27
Drizzle
63%
24°
35°
Fri
8/28
Drizzle
53%
22°
38°
Sat
8/29
Partly Cloudy
27%
23°
37°
Sun
8/30
Mostly Clear
40%
23°
39°
Mon
8/31
Clear
25%
23°
38°
Tue
9/1
Clear
25%
23°
38°
Wed
9/2
Drizzle
60%
23°
38°
Thu
9/3
Clear
60%
23°
38°
Fri
9/4
Clear
25%
22°
38°
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 8.7 µg/m³
O3
Ground-level ozone
37 AQI 41 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Sat 48 Good 37 48
Sun 50 Good 40 50
Mon 52 Moderate 42 52
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, 20:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE3103 J/kg
MLCAPE2569 J/kg
MUCAPE3103 J/kg
SBCIN-77 J/kg
MLCIN-35 J/kg
Lifted Index-6.4
Kinematics
0–6 km Shear15 kt
0–1 km Shear8 kt
Eff. Shear13 kt
0–1 km SRH34
0–3 km SRH49
Eff. SRH49
Storm Motion60° @ 13 kt
0–1 km EHI0.7
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index40.9
Thermo & Levels
PWAT2.10 in
0–3 km LR8.2 °C/km
700–500 LR6.1 °C/km
Total Totals52.2
LCL816 hPa
LFC773 hPa
EL147 hPa
Freezing Lvl15,164 ft