Heat Advisory — Grayson, TX, Fannin, TX, Lamar, TX, Denton, TX, Collin, TX, Hunt, TX, Delta, TX, Hopkins, TX, Tarrant, TX, Dallas, TX, Rockwall, TX, Kaufman, TX, Van Zandt, TX, Rains, TX, Johnson, TX, Ellis, TX, Henderson, TX, Hill, TX, Navarro, TX, Freestone, TX, Anderson, TX, Bell, TX, McLennan, TX, Falls, TX, Limestone, TX, Leon, TX, Milam, TX, Robertson, TX 8:00 p. m.

Rains County, Texas, United States

Last updated: 3:49 p. m. CDT  ·  Refresh
37°C
Feels like 38°
Mostly Clear
▲ 38°  /  ▼ 22°
Wind
8 mph S
Humidity
30%
Dew Point
19°
Pressure
29,44 inHg
Visibility
10 mi
UV Index
7,8
Cloud Cover
14%
Sunrise
7:05 a. m.
Sunset
7:31 p. m.
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Rains County is currently mostly clear at 37°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 1619 J/kg) — isolated convective development possible. Sunrise: 7:05A. M. · Sunset: 7:31P. M..

Alerts

Heat Advisory
Grayson, TX, Fannin, TX, Lamar, TX, Denton, TX, Collin, TX, Hunt, TX, Delta, TX, Hopkins, TX, Tarrant, TX, Dallas, TX, Rockwall, TX, Kaufman, TX, Van Zandt, TX, Rains, TX, Johnson, TX, Ellis, TX, Henderson, TX, Hill, TX, Navarro, TX, Freestone, TX, Anderson, TX, Bell, TX, McLennan, TX, Falls, TX, Limestone, TX, Leon, TX, Milam, TX, Robertson, TX
Expires 8:00 p. m.
36 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
37°
3%
4 p. m.
37°
3%
5 p. m.
38°
3%
6 p. m.
36°
3%
7 p. m.
34°
3%
8 p. m.
32°
3%
9 p. m.
31°
3%
10 p. m.
30°
3%
11 p. m.
29°
3%
12 a. m.
28°
3%
1 a. m.
28°
3%
2 a. m.
27°
3%
3 a. m.
27°
3%
4 a. m.
26°
3%
5 a. m.
23°
3%
6 a. m.
22°
3%
7 a. m.
23°
3%
8 a. m.
25°
3%
9 a. m.
27°
3%
10 a. m.
30°
3%
11 a. m.
31°
3%
12 p. m.
32°
3%
1 p. m.
33°
3%
2 p. m.
34°
3%
7-Day Forecast
Today
38° 22°
Mostly Clear.
Mon
38° 22°
Mostly Clear.
Tue
38° 21°
Mostly Clear.
Wed
37° 21°
Clear.
Thu
36° 23°
Clear.
Fri
37° 23°
Clear with a 25% chance of rain.
Sat
37° 22°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 37° Mostly Clear 3% 8 mph S 30%
4 p. m. 37° Mostly Clear 3% 9 mph S 30%
5 p. m. 38° Mostly Clear 3% 9 mph S 32%
6 p. m. 36° Mostly Clear 3% 10 mph S 34%
7 p. m. 34° Mostly Clear 3% 9 mph SSE 39%
8 p. m. 32° Mostly Clear 3% 9 mph SSE 45%
9 p. m. 31° Partly Cloudy 3% 9 mph SSE 52%
10 p. m. 30° Partly Cloudy 3% 8 mph SSE 56%
11 p. m. 29° Partly Cloudy 3% 8 mph SSE 60%
12 a. m. 28° Partly Cloudy 3% 7 mph SSE 66%
1 a. m. 28° Mostly Clear 3% 7 mph SSE 72%
2 a. m. 27° Mostly Clear 3% 6 mph S 77%
3 a. m. 27° Mostly Clear 3% 6 mph S 82%
4 a. m. 26° Clear 3% 6 mph S 84%
5 a. m. 23° Clear 3% 6 mph S 85%
6 a. m. 22° Clear 3% 6 mph S 86%
7 a. m. 23° Clear 3% 6 mph SSW 81%
8 a. m. 25° Clear 3% 8 mph SSW 73%
9 a. m. 27° Clear 3% 8 mph SSW 66%
10 a. m. 30° Clear 3% 9 mph SSW 61%
11 a. m. 31° Clear 3% 9 mph SSW 56%
12 p. m. 32° Clear 3% 9 mph SSW 51%
1 p. m. 33° Clear 3% 9 mph SSW 49%
2 p. m. 34° Mostly Clear 3% 10 mph S 48%
15-Day Forecast
Today
9/13
Mostly Clear
3%
22°
38°
Mon
9/14
Mostly Clear
3%
22°
38°
Tue
9/15
Mostly Clear
7%
21°
38°
Wed
9/16
Clear
8%
21°
37°
Thu
9/17
Clear
9%
23°
36°
Fri
9/18
Clear
25%
23°
37°
Sat
9/19
Clear
19%
22°
37°
Sun
9/20
Clear
60%
21°
34°
Mon
9/21
Drizzle
60%
18°
33°
Tue
9/22
Drizzle
60%
15°
32°
Wed
9/23
Drizzle
60%
17°
32°
Thu
9/24
Clear
60%
20°
31°
Fri
9/25
Clear
25%
19°
32°
Sat
9/26
Clear
25%
19°
32°
Sun
9/27
Drizzle
60%
19°
32°
36
Good
U.S. Air Quality Index · Dominant: O3
50 100 150 200

Air quality is satisfactory and poses little or no health risk.

Pollutant Breakdown · Today
PM2.5
Fine particulate matter
36 AQI 6.4 µg/m³
O3
Ground-level ozone
Dominant
36 AQI 39 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Mon 36 Good 36 36
Tue 34 Good 34 31
Wed 34 Good 34 31
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 dom. sept. 13, 19:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE1603 J/kg
MLCAPE180 J/kg
MUCAPE1603 J/kg
SBCIN0 J/kg
MLCIN-74 J/kg
Lifted Index-4.2
Kinematics
0–6 km Shear10 kt
0–1 km Shear1 kt
Eff. Shear15 kt
0–1 km SRH-4
0–3 km SRH16
Eff. SRH16
Storm Motion108° @ 15 kt
0–1 km EHI-0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index33.8
Thermo & Levels
PWAT1.67 in
0–3 km LR8.9 °C/km
700–500 LR6.0 °C/km
Total Totals45.0
LCL765 hPa
LFC997 hPa
EL160 hPa
Freezing Lvl16,168 ft