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

Hemphill, Texas

Last updated: 8:18 PM CDT  ·  Refresh
30°C
Feels like 37°
Mostly Cloudy
▲ 38°  /  ▼ 24°
Wind
4 mph WSW
Humidity
74%
Dew Point
22°
Pressure
29.68 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
68%
Sunrise
6:44 AM
Sunset
7:51 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Hemphill is currently mostly cloudy at 30°C. Precipitation is likely — peak probability 59% around 10 PM. Atmospheric instability is elevated (CAPE up to 2502 J/kg) — isolated convective development possible. Sunrise: 6:44AM · Sunset: 7:51PM.

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
30°
46%
9 PM
28°
54%
10 PM
27°
58%
11 PM
27°
57%
12 AM
27°
27%
1 AM
26°
15%
2 AM
26°
15%
3 AM
26°
16%
4 AM
26°
8%
5 AM
24°
8%
6 AM
24°
5%
7 AM
24°
5%
8 AM
27°
5%
9 AM
29°
5%
10 AM
32°
8%
11 AM
33°
8%
12 PM
36°
8%
1 PM
39°
9%
2 PM
39°
20%
3 PM
42°
20%
4 PM
42°
21%
5 PM
39°
21%
6 PM
39°
21%
7 PM
38°
22%
7-Day Forecast
Tonight
38° 24°
Mostly Cloudy with a 57% chance of rain.
Sat
42° 24°
Partly Cloudy with a 25% chance of rain.
Sun
41° 23°
Partly Cloudy.
Mon
39° 25°
Mostly Clear with a 32% chance of rain.
Tue
39° 25°
Partly Cloudy.
Wed
39° 23°
Drizzle, 51% chance.
Thu
38° 24°
Drizzle, 52% chance.
TimeTempConditionsPrecipWindHumidity
Now 30° Mostly Cloudy 46% 4 mph WSW 74%
9 PM 28° Overcast 54% 5 mph S 82%
10 PM 27° Overcast 58% 7 mph SSE 84%
11 PM 27° Mostly Cloudy 57% 6 mph S 84%
12 AM 27° Mostly Cloudy 27% 5 mph S 84%
1 AM 26° Mostly Cloudy 15% 5 mph SSW 83%
2 AM 26° Mostly Cloudy 15% 4 mph SW 83%
3 AM 26° Mostly Cloudy 16% 4 mph SW 82%
4 AM 26° Mostly Cloudy 8% 5 mph WSW 83%
5 AM 24° Mostly Cloudy 8% 5 mph WSW 84%
6 AM 24° Partly Cloudy 5% 4 mph WSW 85%
7 AM 24° Partly Cloudy 5% 5 mph WSW 83%
8 AM 27° Partly Cloudy 5% 6 mph W 74%
9 AM 29° Mostly Cloudy 5% 6 mph W 63%
10 AM 32° Partly Cloudy 8% 6 mph WNW 54%
11 AM 33° Partly Cloudy 8% 4 mph WNW 48%
12 PM 36° Partly Cloudy 8% 4 mph NW 42%
1 PM 39° Partly Cloudy 9% 4 mph NNW 37%
2 PM 39° Partly Cloudy 20% 3 mph NNW 34%
3 PM 42° Partly Cloudy 20% 3 mph N 31%
4 PM 42° Partly Cloudy 21% 4 mph NE 30%
5 PM 39° Partly Cloudy 21% 3 mph S 32%
6 PM 39° Mostly Clear 21% 4 mph S 34%
7 PM 38° Partly Cloudy 22% 4 mph SSW 37%
15-Day Forecast
Today
8/21
Mostly Cloudy
57%
24°
38°
Sat
8/22
Partly Cloudy
25%
24°
42°
Sun
8/23
Partly Cloudy
7%
23°
41°
Mon
8/24
Mostly Clear
32%
25°
39°
Tue
8/25
Partly Cloudy
8%
25°
39°
Wed
8/26
Drizzle
51%
23°
39°
Thu
8/27
Drizzle
52%
24°
38°
Fri
8/28
Drizzle
53%
23°
40°
Sat
8/29
Clear
18%
23°
40°
Sun
8/30
Clear
19%
22°
39°
Mon
8/31
Clear
12%
23°
39°
Tue
9/1
Clear
25%
23°
39°
Wed
9/2
Clear
25%
23°
39°
Thu
9/3
Drizzle
60%
23°
39°
Fri
9/4
Clear
60%
23°
39°
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
33 AQI 37 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 48 Good 33 48
Sun 54 Moderate 39 54
Mon 57 Moderate 35 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 Fri Aug 21, 23:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE1561 J/kg
MLCAPE2594 J/kg
MUCAPE4788 J/kg
SBCIN-386 J/kg
MLCIN-153 J/kg
Lifted Index-4.5
Kinematics
0–6 km Shear15 kt
0–1 km Shear6 kt
Eff. Shear12 kt
0–1 km SRH30
0–3 km SRH51
Eff. SRH45
Storm Motion65° @ 15 kt
0–1 km EHI0.3
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index42.1
Thermo & Levels
PWAT2.24 in
0–3 km LR6.2 °C/km
700–500 LR6.3 °C/km
Total Totals53.5
LCL886 hPa
LFC719 hPa
EL172 hPa
Freezing Lvl15,377 ft